root / target-ppc / translate.c @ 0497d2f4
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/*
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* PowerPC emulation for qemu: main translation routines.
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*
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* Copyright (c) 2003-2007 Jocelyn Mayer
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA
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*/
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#include <stdarg.h> |
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <inttypes.h> |
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#include "cpu.h" |
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#include "exec-all.h" |
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#include "disas.h" |
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#include "tcg-op.h" |
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#include "qemu-common.h" |
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#include "host-utils.h" |
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#include "helper.h" |
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#define GEN_HELPER 1 |
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#include "helper.h" |
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#define CPU_SINGLE_STEP 0x1 |
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#define CPU_BRANCH_STEP 0x2 |
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#define GDBSTUB_SINGLE_STEP 0x4 |
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/* Include definitions for instructions classes and implementations flags */
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//#define DO_SINGLE_STEP
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//#define PPC_DEBUG_DISAS
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//#define DO_PPC_STATISTICS
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#ifdef PPC_DEBUG_DISAS
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# define LOG_DISAS(...) qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__) |
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#else
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# define LOG_DISAS(...) do { } while (0) |
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#endif
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/*****************************************************************************/
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/* Code translation helpers */
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/* global register indexes */
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static TCGv_ptr cpu_env;
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static char cpu_reg_names[10*3 + 22*4 /* GPR */ |
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#if !defined(TARGET_PPC64)
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+ 10*4 + 22*5 /* SPE GPRh */ |
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#endif
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+ 10*4 + 22*5 /* FPR */ |
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+ 2*(10*6 + 22*7) /* AVRh, AVRl */ |
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+ 8*5 /* CRF */]; |
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static TCGv cpu_gpr[32]; |
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#if !defined(TARGET_PPC64)
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static TCGv cpu_gprh[32]; |
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#endif
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static TCGv_i64 cpu_fpr[32]; |
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static TCGv_i64 cpu_avrh[32], cpu_avrl[32]; |
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static TCGv_i32 cpu_crf[8]; |
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static TCGv cpu_nip;
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static TCGv cpu_msr;
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static TCGv cpu_ctr;
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static TCGv cpu_lr;
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static TCGv cpu_xer;
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static TCGv cpu_reserve;
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static TCGv_i32 cpu_fpscr;
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static TCGv_i32 cpu_access_type;
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#include "gen-icount.h" |
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void ppc_translate_init(void) |
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{ |
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int i;
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char* p;
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static int done_init = 0; |
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if (done_init)
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return;
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cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
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p = cpu_reg_names; |
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for (i = 0; i < 8; i++) { |
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sprintf(p, "crf%d", i);
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cpu_crf[i] = tcg_global_mem_new_i32(TCG_AREG0, |
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offsetof(CPUState, crf[i]), p); |
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p += 5;
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} |
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for (i = 0; i < 32; i++) { |
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sprintf(p, "r%d", i);
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cpu_gpr[i] = tcg_global_mem_new(TCG_AREG0, |
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offsetof(CPUState, gpr[i]), p); |
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p += (i < 10) ? 3 : 4; |
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#if !defined(TARGET_PPC64)
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sprintf(p, "r%dH", i);
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cpu_gprh[i] = tcg_global_mem_new_i32(TCG_AREG0, |
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offsetof(CPUState, gprh[i]), p); |
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p += (i < 10) ? 4 : 5; |
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#endif
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sprintf(p, "fp%d", i);
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cpu_fpr[i] = tcg_global_mem_new_i64(TCG_AREG0, |
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offsetof(CPUState, fpr[i]), p); |
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p += (i < 10) ? 4 : 5; |
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sprintf(p, "avr%dH", i);
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#ifdef WORDS_BIGENDIAN
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cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0, |
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offsetof(CPUState, avr[i].u64[0]), p);
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#else
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cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0, |
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offsetof(CPUState, avr[i].u64[1]), p);
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#endif
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p += (i < 10) ? 6 : 7; |
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sprintf(p, "avr%dL", i);
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#ifdef WORDS_BIGENDIAN
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cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0, |
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offsetof(CPUState, avr[i].u64[1]), p);
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#else
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cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0, |
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offsetof(CPUState, avr[i].u64[0]), p);
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#endif
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p += (i < 10) ? 6 : 7; |
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} |
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cpu_nip = tcg_global_mem_new(TCG_AREG0, |
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offsetof(CPUState, nip), "nip");
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cpu_msr = tcg_global_mem_new(TCG_AREG0, |
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offsetof(CPUState, msr), "msr");
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cpu_ctr = tcg_global_mem_new(TCG_AREG0, |
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offsetof(CPUState, ctr), "ctr");
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cpu_lr = tcg_global_mem_new(TCG_AREG0, |
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offsetof(CPUState, lr), "lr");
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cpu_xer = tcg_global_mem_new(TCG_AREG0, |
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offsetof(CPUState, xer), "xer");
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cpu_reserve = tcg_global_mem_new(TCG_AREG0, |
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offsetof(CPUState, reserve), "reserve");
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cpu_fpscr = tcg_global_mem_new_i32(TCG_AREG0, |
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offsetof(CPUState, fpscr), "fpscr");
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cpu_access_type = tcg_global_mem_new_i32(TCG_AREG0, |
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offsetof(CPUState, access_type), "access_type");
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/* register helpers */
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#define GEN_HELPER 2 |
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#include "helper.h" |
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done_init = 1;
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} |
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/* internal defines */
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typedef struct DisasContext { |
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struct TranslationBlock *tb;
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target_ulong nip; |
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uint32_t opcode; |
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uint32_t exception; |
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/* Routine used to access memory */
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int mem_idx;
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int access_type;
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/* Translation flags */
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int le_mode;
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#if defined(TARGET_PPC64)
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int sf_mode;
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#endif
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int fpu_enabled;
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int altivec_enabled;
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int spe_enabled;
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ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */
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int singlestep_enabled;
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} DisasContext; |
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struct opc_handler_t {
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/* invalid bits */
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uint32_t inval; |
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/* instruction type */
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uint64_t type; |
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/* handler */
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void (*handler)(DisasContext *ctx);
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#if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU)
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const char *oname; |
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#endif
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#if defined(DO_PPC_STATISTICS)
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uint64_t count; |
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#endif
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}; |
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static always_inline void gen_reset_fpstatus (void) |
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{ |
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#ifdef CONFIG_SOFTFLOAT
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gen_helper_reset_fpstatus(); |
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#endif
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} |
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static always_inline void gen_compute_fprf (TCGv_i64 arg, int set_fprf, int set_rc) |
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{ |
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TCGv_i32 t0 = tcg_temp_new_i32(); |
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if (set_fprf != 0) { |
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/* This case might be optimized later */
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tcg_gen_movi_i32(t0, 1);
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gen_helper_compute_fprf(t0, arg, t0); |
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if (unlikely(set_rc)) {
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tcg_gen_mov_i32(cpu_crf[1], t0);
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} |
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gen_helper_float_check_status(); |
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} else if (unlikely(set_rc)) { |
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/* We always need to compute fpcc */
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tcg_gen_movi_i32(t0, 0);
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gen_helper_compute_fprf(t0, arg, t0); |
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tcg_gen_mov_i32(cpu_crf[1], t0);
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} |
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tcg_temp_free_i32(t0); |
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} |
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static always_inline void gen_set_access_type (DisasContext *ctx, int access_type) |
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{ |
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if (ctx->access_type != access_type) {
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tcg_gen_movi_i32(cpu_access_type, access_type); |
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ctx->access_type = access_type; |
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} |
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} |
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static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip) |
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{ |
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#if defined(TARGET_PPC64)
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if (ctx->sf_mode)
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tcg_gen_movi_tl(cpu_nip, nip); |
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else
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#endif
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tcg_gen_movi_tl(cpu_nip, (uint32_t)nip); |
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} |
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static always_inline void gen_exception_err (DisasContext *ctx, uint32_t excp, uint32_t error) |
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{ |
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TCGv_i32 t0, t1; |
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if (ctx->exception == POWERPC_EXCP_NONE) {
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gen_update_nip(ctx, ctx->nip); |
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} |
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t0 = tcg_const_i32(excp); |
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t1 = tcg_const_i32(error); |
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gen_helper_raise_exception_err(t0, t1); |
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tcg_temp_free_i32(t0); |
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tcg_temp_free_i32(t1); |
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ctx->exception = (excp); |
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} |
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static always_inline void gen_exception (DisasContext *ctx, uint32_t excp) |
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{ |
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TCGv_i32 t0; |
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if (ctx->exception == POWERPC_EXCP_NONE) {
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gen_update_nip(ctx, ctx->nip); |
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} |
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t0 = tcg_const_i32(excp); |
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gen_helper_raise_exception(t0); |
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tcg_temp_free_i32(t0); |
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ctx->exception = (excp); |
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} |
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static always_inline void gen_debug_exception (DisasContext *ctx) |
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{ |
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TCGv_i32 t0; |
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if (ctx->exception != POWERPC_EXCP_BRANCH)
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gen_update_nip(ctx, ctx->nip); |
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t0 = tcg_const_i32(EXCP_DEBUG); |
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gen_helper_raise_exception(t0); |
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tcg_temp_free_i32(t0); |
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} |
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static always_inline void gen_inval_exception (DisasContext *ctx, uint32_t error) |
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{ |
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gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | error); |
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} |
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/* Stop translation */
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static always_inline void gen_stop_exception (DisasContext *ctx) |
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{ |
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gen_update_nip(ctx, ctx->nip); |
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ctx->exception = POWERPC_EXCP_STOP; |
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} |
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/* No need to update nip here, as execution flow will change */
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static always_inline void gen_sync_exception (DisasContext *ctx) |
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{ |
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ctx->exception = POWERPC_EXCP_SYNC; |
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} |
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#define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
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static void gen_##name (DisasContext *ctx); \ |
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GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \ |
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static void gen_##name (DisasContext *ctx) |
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#define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \
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static void gen_##name (DisasContext *ctx); \ |
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GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type); \ |
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static void gen_##name (DisasContext *ctx) |
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typedef struct opcode_t { |
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unsigned char opc1, opc2, opc3; |
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#if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */ |
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unsigned char pad[5]; |
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#else
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unsigned char pad[1]; |
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#endif
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opc_handler_t handler; |
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const char *oname; |
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} opcode_t; |
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/*****************************************************************************/
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/*** Instruction decoding ***/
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#define EXTRACT_HELPER(name, shift, nb) \
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static always_inline uint32_t name (uint32_t opcode) \
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{ \ |
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return (opcode >> (shift)) & ((1 << (nb)) - 1); \ |
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} |
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#define EXTRACT_SHELPER(name, shift, nb) \
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static always_inline int32_t name (uint32_t opcode) \
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{ \ |
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return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \ |
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} |
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/* Opcode part 1 */
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EXTRACT_HELPER(opc1, 26, 6); |
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/* Opcode part 2 */
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EXTRACT_HELPER(opc2, 1, 5); |
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/* Opcode part 3 */
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EXTRACT_HELPER(opc3, 6, 5); |
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/* Update Cr0 flags */
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EXTRACT_HELPER(Rc, 0, 1); |
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/* Destination */
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EXTRACT_HELPER(rD, 21, 5); |
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/* Source */
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EXTRACT_HELPER(rS, 21, 5); |
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/* First operand */
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EXTRACT_HELPER(rA, 16, 5); |
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/* Second operand */
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EXTRACT_HELPER(rB, 11, 5); |
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/* Third operand */
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EXTRACT_HELPER(rC, 6, 5); |
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/*** Get CRn ***/
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EXTRACT_HELPER(crfD, 23, 3); |
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EXTRACT_HELPER(crfS, 18, 3); |
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EXTRACT_HELPER(crbD, 21, 5); |
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EXTRACT_HELPER(crbA, 16, 5); |
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EXTRACT_HELPER(crbB, 11, 5); |
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/* SPR / TBL */
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EXTRACT_HELPER(_SPR, 11, 10); |
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static always_inline uint32_t SPR (uint32_t opcode)
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{ |
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uint32_t sprn = _SPR(opcode); |
372 |
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return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); |
374 |
} |
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/*** Get constants ***/
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EXTRACT_HELPER(IMM, 12, 8); |
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/* 16 bits signed immediate value */
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EXTRACT_SHELPER(SIMM, 0, 16); |
379 |
/* 16 bits unsigned immediate value */
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EXTRACT_HELPER(UIMM, 0, 16); |
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/* 5 bits signed immediate value */
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EXTRACT_HELPER(SIMM5, 16, 5); |
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/* 5 bits signed immediate value */
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EXTRACT_HELPER(UIMM5, 16, 5); |
385 |
/* Bit count */
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EXTRACT_HELPER(NB, 11, 5); |
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/* Shift count */
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EXTRACT_HELPER(SH, 11, 5); |
389 |
/* Vector shift count */
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EXTRACT_HELPER(VSH, 6, 4); |
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/* Mask start */
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EXTRACT_HELPER(MB, 6, 5); |
393 |
/* Mask end */
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EXTRACT_HELPER(ME, 1, 5); |
395 |
/* Trap operand */
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EXTRACT_HELPER(TO, 21, 5); |
397 |
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EXTRACT_HELPER(CRM, 12, 8); |
399 |
EXTRACT_HELPER(FM, 17, 8); |
400 |
EXTRACT_HELPER(SR, 16, 4); |
401 |
EXTRACT_HELPER(FPIMM, 12, 4); |
402 |
|
403 |
/*** Jump target decoding ***/
|
404 |
/* Displacement */
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EXTRACT_SHELPER(d, 0, 16); |
406 |
/* Immediate address */
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407 |
static always_inline target_ulong LI (uint32_t opcode)
|
408 |
{ |
409 |
return (opcode >> 0) & 0x03FFFFFC; |
410 |
} |
411 |
|
412 |
static always_inline uint32_t BD (uint32_t opcode)
|
413 |
{ |
414 |
return (opcode >> 0) & 0xFFFC; |
415 |
} |
416 |
|
417 |
EXTRACT_HELPER(BO, 21, 5); |
418 |
EXTRACT_HELPER(BI, 16, 5); |
419 |
/* Absolute/relative address */
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420 |
EXTRACT_HELPER(AA, 1, 1); |
421 |
/* Link */
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422 |
EXTRACT_HELPER(LK, 0, 1); |
423 |
|
424 |
/* Create a mask between <start> and <end> bits */
|
425 |
static always_inline target_ulong MASK (uint32_t start, uint32_t end)
|
426 |
{ |
427 |
target_ulong ret; |
428 |
|
429 |
#if defined(TARGET_PPC64)
|
430 |
if (likely(start == 0)) { |
431 |
ret = UINT64_MAX << (63 - end);
|
432 |
} else if (likely(end == 63)) { |
433 |
ret = UINT64_MAX >> start; |
434 |
} |
435 |
#else
|
436 |
if (likely(start == 0)) { |
437 |
ret = UINT32_MAX << (31 - end);
|
438 |
} else if (likely(end == 31)) { |
439 |
ret = UINT32_MAX >> start; |
440 |
} |
441 |
#endif
|
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else {
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ret = (((target_ulong)(-1ULL)) >> (start)) ^
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(((target_ulong)(-1ULL) >> (end)) >> 1); |
445 |
if (unlikely(start > end))
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return ~ret;
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} |
448 |
|
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return ret;
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} |
451 |
|
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/*****************************************************************************/
|
453 |
/* PowerPC Instructions types definitions */
|
454 |
enum {
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PPC_NONE = 0x0000000000000000ULL,
|
456 |
/* PowerPC base instructions set */
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457 |
PPC_INSNS_BASE = 0x0000000000000001ULL,
|
458 |
/* integer operations instructions */
|
459 |
#define PPC_INTEGER PPC_INSNS_BASE
|
460 |
/* flow control instructions */
|
461 |
#define PPC_FLOW PPC_INSNS_BASE
|
462 |
/* virtual memory instructions */
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463 |
#define PPC_MEM PPC_INSNS_BASE
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464 |
/* ld/st with reservation instructions */
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465 |
#define PPC_RES PPC_INSNS_BASE
|
466 |
/* spr/msr access instructions */
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467 |
#define PPC_MISC PPC_INSNS_BASE
|
468 |
/* Deprecated instruction sets */
|
469 |
/* Original POWER instruction set */
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470 |
PPC_POWER = 0x0000000000000002ULL,
|
471 |
/* POWER2 instruction set extension */
|
472 |
PPC_POWER2 = 0x0000000000000004ULL,
|
473 |
/* Power RTC support */
|
474 |
PPC_POWER_RTC = 0x0000000000000008ULL,
|
475 |
/* Power-to-PowerPC bridge (601) */
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476 |
PPC_POWER_BR = 0x0000000000000010ULL,
|
477 |
/* 64 bits PowerPC instruction set */
|
478 |
PPC_64B = 0x0000000000000020ULL,
|
479 |
/* New 64 bits extensions (PowerPC 2.0x) */
|
480 |
PPC_64BX = 0x0000000000000040ULL,
|
481 |
/* 64 bits hypervisor extensions */
|
482 |
PPC_64H = 0x0000000000000080ULL,
|
483 |
/* New wait instruction (PowerPC 2.0x) */
|
484 |
PPC_WAIT = 0x0000000000000100ULL,
|
485 |
/* Time base mftb instruction */
|
486 |
PPC_MFTB = 0x0000000000000200ULL,
|
487 |
|
488 |
/* Fixed-point unit extensions */
|
489 |
/* PowerPC 602 specific */
|
490 |
PPC_602_SPEC = 0x0000000000000400ULL,
|
491 |
/* isel instruction */
|
492 |
PPC_ISEL = 0x0000000000000800ULL,
|
493 |
/* popcntb instruction */
|
494 |
PPC_POPCNTB = 0x0000000000001000ULL,
|
495 |
/* string load / store */
|
496 |
PPC_STRING = 0x0000000000002000ULL,
|
497 |
|
498 |
/* Floating-point unit extensions */
|
499 |
/* Optional floating point instructions */
|
500 |
PPC_FLOAT = 0x0000000000010000ULL,
|
501 |
/* New floating-point extensions (PowerPC 2.0x) */
|
502 |
PPC_FLOAT_EXT = 0x0000000000020000ULL,
|
503 |
PPC_FLOAT_FSQRT = 0x0000000000040000ULL,
|
504 |
PPC_FLOAT_FRES = 0x0000000000080000ULL,
|
505 |
PPC_FLOAT_FRSQRTE = 0x0000000000100000ULL,
|
506 |
PPC_FLOAT_FRSQRTES = 0x0000000000200000ULL,
|
507 |
PPC_FLOAT_FSEL = 0x0000000000400000ULL,
|
508 |
PPC_FLOAT_STFIWX = 0x0000000000800000ULL,
|
509 |
|
510 |
/* Vector/SIMD extensions */
|
511 |
/* Altivec support */
|
512 |
PPC_ALTIVEC = 0x0000000001000000ULL,
|
513 |
/* PowerPC 2.03 SPE extension */
|
514 |
PPC_SPE = 0x0000000002000000ULL,
|
515 |
/* PowerPC 2.03 SPE single-precision floating-point extension */
|
516 |
PPC_SPE_SINGLE = 0x0000000004000000ULL,
|
517 |
/* PowerPC 2.03 SPE double-precision floating-point extension */
|
518 |
PPC_SPE_DOUBLE = 0x0000000008000000ULL,
|
519 |
|
520 |
/* Optional memory control instructions */
|
521 |
PPC_MEM_TLBIA = 0x0000000010000000ULL,
|
522 |
PPC_MEM_TLBIE = 0x0000000020000000ULL,
|
523 |
PPC_MEM_TLBSYNC = 0x0000000040000000ULL,
|
524 |
/* sync instruction */
|
525 |
PPC_MEM_SYNC = 0x0000000080000000ULL,
|
526 |
/* eieio instruction */
|
527 |
PPC_MEM_EIEIO = 0x0000000100000000ULL,
|
528 |
|
529 |
/* Cache control instructions */
|
530 |
PPC_CACHE = 0x0000000200000000ULL,
|
531 |
/* icbi instruction */
|
532 |
PPC_CACHE_ICBI = 0x0000000400000000ULL,
|
533 |
/* dcbz instruction with fixed cache line size */
|
534 |
PPC_CACHE_DCBZ = 0x0000000800000000ULL,
|
535 |
/* dcbz instruction with tunable cache line size */
|
536 |
PPC_CACHE_DCBZT = 0x0000001000000000ULL,
|
537 |
/* dcba instruction */
|
538 |
PPC_CACHE_DCBA = 0x0000002000000000ULL,
|
539 |
/* Freescale cache locking instructions */
|
540 |
PPC_CACHE_LOCK = 0x0000004000000000ULL,
|
541 |
|
542 |
/* MMU related extensions */
|
543 |
/* external control instructions */
|
544 |
PPC_EXTERN = 0x0000010000000000ULL,
|
545 |
/* segment register access instructions */
|
546 |
PPC_SEGMENT = 0x0000020000000000ULL,
|
547 |
/* PowerPC 6xx TLB management instructions */
|
548 |
PPC_6xx_TLB = 0x0000040000000000ULL,
|
549 |
/* PowerPC 74xx TLB management instructions */
|
550 |
PPC_74xx_TLB = 0x0000080000000000ULL,
|
551 |
/* PowerPC 40x TLB management instructions */
|
552 |
PPC_40x_TLB = 0x0000100000000000ULL,
|
553 |
/* segment register access instructions for PowerPC 64 "bridge" */
|
554 |
PPC_SEGMENT_64B = 0x0000200000000000ULL,
|
555 |
/* SLB management */
|
556 |
PPC_SLBI = 0x0000400000000000ULL,
|
557 |
|
558 |
/* Embedded PowerPC dedicated instructions */
|
559 |
PPC_WRTEE = 0x0001000000000000ULL,
|
560 |
/* PowerPC 40x exception model */
|
561 |
PPC_40x_EXCP = 0x0002000000000000ULL,
|
562 |
/* PowerPC 405 Mac instructions */
|
563 |
PPC_405_MAC = 0x0004000000000000ULL,
|
564 |
/* PowerPC 440 specific instructions */
|
565 |
PPC_440_SPEC = 0x0008000000000000ULL,
|
566 |
/* BookE (embedded) PowerPC specification */
|
567 |
PPC_BOOKE = 0x0010000000000000ULL,
|
568 |
/* mfapidi instruction */
|
569 |
PPC_MFAPIDI = 0x0020000000000000ULL,
|
570 |
/* tlbiva instruction */
|
571 |
PPC_TLBIVA = 0x0040000000000000ULL,
|
572 |
/* tlbivax instruction */
|
573 |
PPC_TLBIVAX = 0x0080000000000000ULL,
|
574 |
/* PowerPC 4xx dedicated instructions */
|
575 |
PPC_4xx_COMMON = 0x0100000000000000ULL,
|
576 |
/* PowerPC 40x ibct instructions */
|
577 |
PPC_40x_ICBT = 0x0200000000000000ULL,
|
578 |
/* rfmci is not implemented in all BookE PowerPC */
|
579 |
PPC_RFMCI = 0x0400000000000000ULL,
|
580 |
/* rfdi instruction */
|
581 |
PPC_RFDI = 0x0800000000000000ULL,
|
582 |
/* DCR accesses */
|
583 |
PPC_DCR = 0x1000000000000000ULL,
|
584 |
/* DCR extended accesse */
|
585 |
PPC_DCRX = 0x2000000000000000ULL,
|
586 |
/* user-mode DCR access, implemented in PowerPC 460 */
|
587 |
PPC_DCRUX = 0x4000000000000000ULL,
|
588 |
}; |
589 |
|
590 |
/*****************************************************************************/
|
591 |
/* PowerPC instructions table */
|
592 |
#if HOST_LONG_BITS == 64 |
593 |
#define OPC_ALIGN 8 |
594 |
#else
|
595 |
#define OPC_ALIGN 4 |
596 |
#endif
|
597 |
#if defined(__APPLE__)
|
598 |
#define OPCODES_SECTION \
|
599 |
__attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) ))
|
600 |
#else
|
601 |
#define OPCODES_SECTION \
|
602 |
__attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) ))
|
603 |
#endif
|
604 |
|
605 |
#if defined(DO_PPC_STATISTICS)
|
606 |
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
|
607 |
extern opcode_t opc_##name; \ |
608 |
OPCODES_SECTION opcode_t opc_##name = { \ |
609 |
.opc1 = op1, \ |
610 |
.opc2 = op2, \ |
611 |
.opc3 = op3, \ |
612 |
.pad = { 0, }, \
|
613 |
.handler = { \ |
614 |
.inval = invl, \ |
615 |
.type = _typ, \ |
616 |
.handler = &gen_##name, \ |
617 |
.oname = stringify(name), \ |
618 |
}, \ |
619 |
.oname = stringify(name), \ |
620 |
} |
621 |
#define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
|
622 |
OPCODES_SECTION opcode_t opc_##name = { \ |
623 |
.opc1 = op1, \ |
624 |
.opc2 = op2, \ |
625 |
.opc3 = op3, \ |
626 |
.pad = { 0, }, \
|
627 |
.handler = { \ |
628 |
.inval = invl, \ |
629 |
.type = _typ, \ |
630 |
.handler = &gen_##name, \ |
631 |
.oname = onam, \ |
632 |
}, \ |
633 |
.oname = onam, \ |
634 |
} |
635 |
#else
|
636 |
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
|
637 |
extern opcode_t opc_##name; \ |
638 |
OPCODES_SECTION opcode_t opc_##name = { \ |
639 |
.opc1 = op1, \ |
640 |
.opc2 = op2, \ |
641 |
.opc3 = op3, \ |
642 |
.pad = { 0, }, \
|
643 |
.handler = { \ |
644 |
.inval = invl, \ |
645 |
.type = _typ, \ |
646 |
.handler = &gen_##name, \ |
647 |
}, \ |
648 |
.oname = stringify(name), \ |
649 |
} |
650 |
#define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
|
651 |
extern opcode_t opc_##name; \ |
652 |
OPCODES_SECTION opcode_t opc_##name = { \ |
653 |
.opc1 = op1, \ |
654 |
.opc2 = op2, \ |
655 |
.opc3 = op3, \ |
656 |
.pad = { 0, }, \
|
657 |
.handler = { \ |
658 |
.inval = invl, \ |
659 |
.type = _typ, \ |
660 |
.handler = &gen_##name, \ |
661 |
}, \ |
662 |
.oname = onam, \ |
663 |
} |
664 |
#endif
|
665 |
|
666 |
#define GEN_OPCODE_MARK(name) \
|
667 |
extern opcode_t opc_##name; \ |
668 |
OPCODES_SECTION opcode_t opc_##name = { \ |
669 |
.opc1 = 0xFF, \
|
670 |
.opc2 = 0xFF, \
|
671 |
.opc3 = 0xFF, \
|
672 |
.pad = { 0, }, \
|
673 |
.handler = { \ |
674 |
.inval = 0x00000000, \
|
675 |
.type = 0x00, \
|
676 |
.handler = NULL, \
|
677 |
}, \ |
678 |
.oname = stringify(name), \ |
679 |
} |
680 |
|
681 |
/* SPR load/store helpers */
|
682 |
static always_inline void gen_load_spr(TCGv t, int reg) |
683 |
{ |
684 |
tcg_gen_ld_tl(t, cpu_env, offsetof(CPUState, spr[reg])); |
685 |
} |
686 |
|
687 |
static always_inline void gen_store_spr(int reg, TCGv t) |
688 |
{ |
689 |
tcg_gen_st_tl(t, cpu_env, offsetof(CPUState, spr[reg])); |
690 |
} |
691 |
|
692 |
/* Start opcode list */
|
693 |
GEN_OPCODE_MARK(start); |
694 |
|
695 |
/* Invalid instruction */
|
696 |
GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE) |
697 |
{ |
698 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
699 |
} |
700 |
|
701 |
static opc_handler_t invalid_handler = {
|
702 |
.inval = 0xFFFFFFFF,
|
703 |
.type = PPC_NONE, |
704 |
.handler = gen_invalid, |
705 |
}; |
706 |
|
707 |
/*** Integer comparison ***/
|
708 |
|
709 |
static always_inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf) |
710 |
{ |
711 |
int l1, l2, l3;
|
712 |
|
713 |
tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_xer); |
714 |
tcg_gen_shri_i32(cpu_crf[crf], cpu_crf[crf], XER_SO); |
715 |
tcg_gen_andi_i32(cpu_crf[crf], cpu_crf[crf], 1);
|
716 |
|
717 |
l1 = gen_new_label(); |
718 |
l2 = gen_new_label(); |
719 |
l3 = gen_new_label(); |
720 |
if (s) {
|
721 |
tcg_gen_brcond_tl(TCG_COND_LT, arg0, arg1, l1); |
722 |
tcg_gen_brcond_tl(TCG_COND_GT, arg0, arg1, l2); |
723 |
} else {
|
724 |
tcg_gen_brcond_tl(TCG_COND_LTU, arg0, arg1, l1); |
725 |
tcg_gen_brcond_tl(TCG_COND_GTU, arg0, arg1, l2); |
726 |
} |
727 |
tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_EQ);
|
728 |
tcg_gen_br(l3); |
729 |
gen_set_label(l1); |
730 |
tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_LT);
|
731 |
tcg_gen_br(l3); |
732 |
gen_set_label(l2); |
733 |
tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_GT);
|
734 |
gen_set_label(l3); |
735 |
} |
736 |
|
737 |
static always_inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf) |
738 |
{ |
739 |
TCGv t0 = tcg_const_local_tl(arg1); |
740 |
gen_op_cmp(arg0, t0, s, crf); |
741 |
tcg_temp_free(t0); |
742 |
} |
743 |
|
744 |
#if defined(TARGET_PPC64)
|
745 |
static always_inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf) |
746 |
{ |
747 |
TCGv t0, t1; |
748 |
t0 = tcg_temp_local_new(); |
749 |
t1 = tcg_temp_local_new(); |
750 |
if (s) {
|
751 |
tcg_gen_ext32s_tl(t0, arg0); |
752 |
tcg_gen_ext32s_tl(t1, arg1); |
753 |
} else {
|
754 |
tcg_gen_ext32u_tl(t0, arg0); |
755 |
tcg_gen_ext32u_tl(t1, arg1); |
756 |
} |
757 |
gen_op_cmp(t0, t1, s, crf); |
758 |
tcg_temp_free(t1); |
759 |
tcg_temp_free(t0); |
760 |
} |
761 |
|
762 |
static always_inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf) |
763 |
{ |
764 |
TCGv t0 = tcg_const_local_tl(arg1); |
765 |
gen_op_cmp32(arg0, t0, s, crf); |
766 |
tcg_temp_free(t0); |
767 |
} |
768 |
#endif
|
769 |
|
770 |
static always_inline void gen_set_Rc0 (DisasContext *ctx, TCGv reg) |
771 |
{ |
772 |
#if defined(TARGET_PPC64)
|
773 |
if (!(ctx->sf_mode))
|
774 |
gen_op_cmpi32(reg, 0, 1, 0); |
775 |
else
|
776 |
#endif
|
777 |
gen_op_cmpi(reg, 0, 1, 0); |
778 |
} |
779 |
|
780 |
/* cmp */
|
781 |
GEN_HANDLER(cmp, 0x1F, 0x00, 0x00, 0x00400000, PPC_INTEGER) |
782 |
{ |
783 |
#if defined(TARGET_PPC64)
|
784 |
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) |
785 |
gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], |
786 |
1, crfD(ctx->opcode));
|
787 |
else
|
788 |
#endif
|
789 |
gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], |
790 |
1, crfD(ctx->opcode));
|
791 |
} |
792 |
|
793 |
/* cmpi */
|
794 |
GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) |
795 |
{ |
796 |
#if defined(TARGET_PPC64)
|
797 |
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) |
798 |
gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), |
799 |
1, crfD(ctx->opcode));
|
800 |
else
|
801 |
#endif
|
802 |
gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), |
803 |
1, crfD(ctx->opcode));
|
804 |
} |
805 |
|
806 |
/* cmpl */
|
807 |
GEN_HANDLER(cmpl, 0x1F, 0x00, 0x01, 0x00400000, PPC_INTEGER) |
808 |
{ |
809 |
#if defined(TARGET_PPC64)
|
810 |
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) |
811 |
gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], |
812 |
0, crfD(ctx->opcode));
|
813 |
else
|
814 |
#endif
|
815 |
gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], |
816 |
0, crfD(ctx->opcode));
|
817 |
} |
818 |
|
819 |
/* cmpli */
|
820 |
GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) |
821 |
{ |
822 |
#if defined(TARGET_PPC64)
|
823 |
if (!(ctx->sf_mode && (ctx->opcode & 0x00200000))) |
824 |
gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), |
825 |
0, crfD(ctx->opcode));
|
826 |
else
|
827 |
#endif
|
828 |
gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), |
829 |
0, crfD(ctx->opcode));
|
830 |
} |
831 |
|
832 |
/* isel (PowerPC 2.03 specification) */
|
833 |
GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL) |
834 |
{ |
835 |
int l1, l2;
|
836 |
uint32_t bi = rC(ctx->opcode); |
837 |
uint32_t mask; |
838 |
TCGv_i32 t0; |
839 |
|
840 |
l1 = gen_new_label(); |
841 |
l2 = gen_new_label(); |
842 |
|
843 |
mask = 1 << (3 - (bi & 0x03)); |
844 |
t0 = tcg_temp_new_i32(); |
845 |
tcg_gen_andi_i32(t0, cpu_crf[bi >> 2], mask);
|
846 |
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
|
847 |
if (rA(ctx->opcode) == 0) |
848 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
|
849 |
else
|
850 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
851 |
tcg_gen_br(l2); |
852 |
gen_set_label(l1); |
853 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
854 |
gen_set_label(l2); |
855 |
tcg_temp_free_i32(t0); |
856 |
} |
857 |
|
858 |
/*** Integer arithmetic ***/
|
859 |
|
860 |
static always_inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0, TCGv arg1, TCGv arg2, int sub) |
861 |
{ |
862 |
int l1;
|
863 |
TCGv t0; |
864 |
|
865 |
l1 = gen_new_label(); |
866 |
/* Start with XER OV disabled, the most likely case */
|
867 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
868 |
t0 = tcg_temp_local_new(); |
869 |
tcg_gen_xor_tl(t0, arg0, arg1); |
870 |
#if defined(TARGET_PPC64)
|
871 |
if (!ctx->sf_mode)
|
872 |
tcg_gen_ext32s_tl(t0, t0); |
873 |
#endif
|
874 |
if (sub)
|
875 |
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
|
876 |
else
|
877 |
tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
|
878 |
tcg_gen_xor_tl(t0, arg1, arg2); |
879 |
#if defined(TARGET_PPC64)
|
880 |
if (!ctx->sf_mode)
|
881 |
tcg_gen_ext32s_tl(t0, t0); |
882 |
#endif
|
883 |
if (sub)
|
884 |
tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
|
885 |
else
|
886 |
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
|
887 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
888 |
gen_set_label(l1); |
889 |
tcg_temp_free(t0); |
890 |
} |
891 |
|
892 |
static always_inline void gen_op_arith_compute_ca(DisasContext *ctx, TCGv arg1, TCGv arg2, int sub) |
893 |
{ |
894 |
int l1 = gen_new_label();
|
895 |
|
896 |
#if defined(TARGET_PPC64)
|
897 |
if (!(ctx->sf_mode)) {
|
898 |
TCGv t0, t1; |
899 |
t0 = tcg_temp_new(); |
900 |
t1 = tcg_temp_new(); |
901 |
|
902 |
tcg_gen_ext32u_tl(t0, arg1); |
903 |
tcg_gen_ext32u_tl(t1, arg2); |
904 |
if (sub) {
|
905 |
tcg_gen_brcond_tl(TCG_COND_GTU, t0, t1, l1); |
906 |
} else {
|
907 |
tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1); |
908 |
} |
909 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
|
910 |
gen_set_label(l1); |
911 |
tcg_temp_free(t0); |
912 |
tcg_temp_free(t1); |
913 |
} else
|
914 |
#endif
|
915 |
{ |
916 |
if (sub) {
|
917 |
tcg_gen_brcond_tl(TCG_COND_GTU, arg1, arg2, l1); |
918 |
} else {
|
919 |
tcg_gen_brcond_tl(TCG_COND_GEU, arg1, arg2, l1); |
920 |
} |
921 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
|
922 |
gen_set_label(l1); |
923 |
} |
924 |
} |
925 |
|
926 |
/* Common add function */
|
927 |
static always_inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, |
928 |
int add_ca, int compute_ca, int compute_ov) |
929 |
{ |
930 |
TCGv t0, t1; |
931 |
|
932 |
if ((!compute_ca && !compute_ov) ||
|
933 |
(!TCGV_EQUAL(ret,arg1) && !TCGV_EQUAL(ret, arg2))) { |
934 |
t0 = ret; |
935 |
} else {
|
936 |
t0 = tcg_temp_local_new(); |
937 |
} |
938 |
|
939 |
if (add_ca) {
|
940 |
t1 = tcg_temp_local_new(); |
941 |
tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
|
942 |
tcg_gen_shri_tl(t1, t1, XER_CA); |
943 |
} |
944 |
|
945 |
if (compute_ca && compute_ov) {
|
946 |
/* Start with XER CA and OV disabled, the most likely case */
|
947 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV))); |
948 |
} else if (compute_ca) { |
949 |
/* Start with XER CA disabled, the most likely case */
|
950 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
951 |
} else if (compute_ov) { |
952 |
/* Start with XER OV disabled, the most likely case */
|
953 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
954 |
} |
955 |
|
956 |
tcg_gen_add_tl(t0, arg1, arg2); |
957 |
|
958 |
if (compute_ca) {
|
959 |
gen_op_arith_compute_ca(ctx, t0, arg1, 0);
|
960 |
} |
961 |
if (add_ca) {
|
962 |
tcg_gen_add_tl(t0, t0, t1); |
963 |
gen_op_arith_compute_ca(ctx, t0, t1, 0);
|
964 |
tcg_temp_free(t1); |
965 |
} |
966 |
if (compute_ov) {
|
967 |
gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0);
|
968 |
} |
969 |
|
970 |
if (unlikely(Rc(ctx->opcode) != 0)) |
971 |
gen_set_Rc0(ctx, t0); |
972 |
|
973 |
if (!TCGV_EQUAL(t0, ret)) {
|
974 |
tcg_gen_mov_tl(ret, t0); |
975 |
tcg_temp_free(t0); |
976 |
} |
977 |
} |
978 |
/* Add functions with two operands */
|
979 |
#define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \
|
980 |
GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x00000000, PPC_INTEGER) \ |
981 |
{ \ |
982 |
gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ |
983 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ |
984 |
add_ca, compute_ca, compute_ov); \ |
985 |
} |
986 |
/* Add functions with one operand and one immediate */
|
987 |
#define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \
|
988 |
add_ca, compute_ca, compute_ov) \ |
989 |
GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x0000F800, PPC_INTEGER) \ |
990 |
{ \ |
991 |
TCGv t0 = tcg_const_local_tl(const_val); \ |
992 |
gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \ |
993 |
cpu_gpr[rA(ctx->opcode)], t0, \ |
994 |
add_ca, compute_ca, compute_ov); \ |
995 |
tcg_temp_free(t0); \ |
996 |
} |
997 |
|
998 |
/* add add. addo addo. */
|
999 |
GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0) |
1000 |
GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1) |
1001 |
/* addc addc. addco addco. */
|
1002 |
GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0) |
1003 |
GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1) |
1004 |
/* adde adde. addeo addeo. */
|
1005 |
GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0) |
1006 |
GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1) |
1007 |
/* addme addme. addmeo addmeo. */
|
1008 |
GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0) |
1009 |
GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1) |
1010 |
/* addze addze. addzeo addzeo.*/
|
1011 |
GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0) |
1012 |
GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1) |
1013 |
/* addi */
|
1014 |
GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1015 |
{ |
1016 |
target_long simm = SIMM(ctx->opcode); |
1017 |
|
1018 |
if (rA(ctx->opcode) == 0) { |
1019 |
/* li case */
|
1020 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm); |
1021 |
} else {
|
1022 |
tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm); |
1023 |
} |
1024 |
} |
1025 |
/* addic addic.*/
|
1026 |
static always_inline void gen_op_addic (DisasContext *ctx, TCGv ret, TCGv arg1, |
1027 |
int compute_Rc0)
|
1028 |
{ |
1029 |
target_long simm = SIMM(ctx->opcode); |
1030 |
|
1031 |
/* Start with XER CA and OV disabled, the most likely case */
|
1032 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
1033 |
|
1034 |
if (likely(simm != 0)) { |
1035 |
TCGv t0 = tcg_temp_local_new(); |
1036 |
tcg_gen_addi_tl(t0, arg1, simm); |
1037 |
gen_op_arith_compute_ca(ctx, t0, arg1, 0);
|
1038 |
tcg_gen_mov_tl(ret, t0); |
1039 |
tcg_temp_free(t0); |
1040 |
} else {
|
1041 |
tcg_gen_mov_tl(ret, arg1); |
1042 |
} |
1043 |
if (compute_Rc0) {
|
1044 |
gen_set_Rc0(ctx, ret); |
1045 |
} |
1046 |
} |
1047 |
GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1048 |
{ |
1049 |
gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
|
1050 |
} |
1051 |
GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1052 |
{ |
1053 |
gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
|
1054 |
} |
1055 |
/* addis */
|
1056 |
GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1057 |
{ |
1058 |
target_long simm = SIMM(ctx->opcode); |
1059 |
|
1060 |
if (rA(ctx->opcode) == 0) { |
1061 |
/* lis case */
|
1062 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm << 16);
|
1063 |
} else {
|
1064 |
tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm << 16);
|
1065 |
} |
1066 |
} |
1067 |
|
1068 |
static always_inline void gen_op_arith_divw (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, |
1069 |
int sign, int compute_ov) |
1070 |
{ |
1071 |
int l1 = gen_new_label();
|
1072 |
int l2 = gen_new_label();
|
1073 |
TCGv_i32 t0 = tcg_temp_local_new_i32(); |
1074 |
TCGv_i32 t1 = tcg_temp_local_new_i32(); |
1075 |
|
1076 |
tcg_gen_trunc_tl_i32(t0, arg1); |
1077 |
tcg_gen_trunc_tl_i32(t1, arg2); |
1078 |
tcg_gen_brcondi_i32(TCG_COND_EQ, t1, 0, l1);
|
1079 |
if (sign) {
|
1080 |
int l3 = gen_new_label();
|
1081 |
tcg_gen_brcondi_i32(TCG_COND_NE, t1, -1, l3);
|
1082 |
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, INT32_MIN, l1); |
1083 |
gen_set_label(l3); |
1084 |
tcg_gen_div_i32(t0, t0, t1); |
1085 |
} else {
|
1086 |
tcg_gen_divu_i32(t0, t0, t1); |
1087 |
} |
1088 |
if (compute_ov) {
|
1089 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
1090 |
} |
1091 |
tcg_gen_br(l2); |
1092 |
gen_set_label(l1); |
1093 |
if (sign) {
|
1094 |
tcg_gen_sari_i32(t0, t0, 31);
|
1095 |
} else {
|
1096 |
tcg_gen_movi_i32(t0, 0);
|
1097 |
} |
1098 |
if (compute_ov) {
|
1099 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
1100 |
} |
1101 |
gen_set_label(l2); |
1102 |
tcg_gen_extu_i32_tl(ret, t0); |
1103 |
tcg_temp_free_i32(t0); |
1104 |
tcg_temp_free_i32(t1); |
1105 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1106 |
gen_set_Rc0(ctx, ret); |
1107 |
} |
1108 |
/* Div functions */
|
1109 |
#define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \
|
1110 |
GEN_HANDLER(name, 0x1F, 0x0B, opc3, 0x00000000, PPC_INTEGER) \ |
1111 |
{ \ |
1112 |
gen_op_arith_divw(ctx, cpu_gpr[rD(ctx->opcode)], \ |
1113 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ |
1114 |
sign, compute_ov); \ |
1115 |
} |
1116 |
/* divwu divwu. divwuo divwuo. */
|
1117 |
GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0); |
1118 |
GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1); |
1119 |
/* divw divw. divwo divwo. */
|
1120 |
GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0); |
1121 |
GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1); |
1122 |
#if defined(TARGET_PPC64)
|
1123 |
static always_inline void gen_op_arith_divd (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, |
1124 |
int sign, int compute_ov) |
1125 |
{ |
1126 |
int l1 = gen_new_label();
|
1127 |
int l2 = gen_new_label();
|
1128 |
|
1129 |
tcg_gen_brcondi_i64(TCG_COND_EQ, arg2, 0, l1);
|
1130 |
if (sign) {
|
1131 |
int l3 = gen_new_label();
|
1132 |
tcg_gen_brcondi_i64(TCG_COND_NE, arg2, -1, l3);
|
1133 |
tcg_gen_brcondi_i64(TCG_COND_EQ, arg1, INT64_MIN, l1); |
1134 |
gen_set_label(l3); |
1135 |
tcg_gen_div_i64(ret, arg1, arg2); |
1136 |
} else {
|
1137 |
tcg_gen_divu_i64(ret, arg1, arg2); |
1138 |
} |
1139 |
if (compute_ov) {
|
1140 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
1141 |
} |
1142 |
tcg_gen_br(l2); |
1143 |
gen_set_label(l1); |
1144 |
if (sign) {
|
1145 |
tcg_gen_sari_i64(ret, arg1, 63);
|
1146 |
} else {
|
1147 |
tcg_gen_movi_i64(ret, 0);
|
1148 |
} |
1149 |
if (compute_ov) {
|
1150 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
1151 |
} |
1152 |
gen_set_label(l2); |
1153 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1154 |
gen_set_Rc0(ctx, ret); |
1155 |
} |
1156 |
#define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \
|
1157 |
GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \ |
1158 |
{ \ |
1159 |
gen_op_arith_divd(ctx, cpu_gpr[rD(ctx->opcode)], \ |
1160 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ |
1161 |
sign, compute_ov); \ |
1162 |
} |
1163 |
/* divwu divwu. divwuo divwuo. */
|
1164 |
GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0); |
1165 |
GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1); |
1166 |
/* divw divw. divwo divwo. */
|
1167 |
GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0); |
1168 |
GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1); |
1169 |
#endif
|
1170 |
|
1171 |
/* mulhw mulhw. */
|
1172 |
GEN_HANDLER(mulhw, 0x1F, 0x0B, 0x02, 0x00000400, PPC_INTEGER) |
1173 |
{ |
1174 |
TCGv_i64 t0, t1; |
1175 |
|
1176 |
t0 = tcg_temp_new_i64(); |
1177 |
t1 = tcg_temp_new_i64(); |
1178 |
#if defined(TARGET_PPC64)
|
1179 |
tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]); |
1180 |
tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]); |
1181 |
tcg_gen_mul_i64(t0, t0, t1); |
1182 |
tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
|
1183 |
#else
|
1184 |
tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); |
1185 |
tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); |
1186 |
tcg_gen_mul_i64(t0, t0, t1); |
1187 |
tcg_gen_shri_i64(t0, t0, 32);
|
1188 |
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); |
1189 |
#endif
|
1190 |
tcg_temp_free_i64(t0); |
1191 |
tcg_temp_free_i64(t1); |
1192 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1193 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
1194 |
} |
1195 |
/* mulhwu mulhwu. */
|
1196 |
GEN_HANDLER(mulhwu, 0x1F, 0x0B, 0x00, 0x00000400, PPC_INTEGER) |
1197 |
{ |
1198 |
TCGv_i64 t0, t1; |
1199 |
|
1200 |
t0 = tcg_temp_new_i64(); |
1201 |
t1 = tcg_temp_new_i64(); |
1202 |
#if defined(TARGET_PPC64)
|
1203 |
tcg_gen_ext32u_i64(t0, cpu_gpr[rA(ctx->opcode)]); |
1204 |
tcg_gen_ext32u_i64(t1, cpu_gpr[rB(ctx->opcode)]); |
1205 |
tcg_gen_mul_i64(t0, t0, t1); |
1206 |
tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
|
1207 |
#else
|
1208 |
tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); |
1209 |
tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); |
1210 |
tcg_gen_mul_i64(t0, t0, t1); |
1211 |
tcg_gen_shri_i64(t0, t0, 32);
|
1212 |
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); |
1213 |
#endif
|
1214 |
tcg_temp_free_i64(t0); |
1215 |
tcg_temp_free_i64(t1); |
1216 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1217 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
1218 |
} |
1219 |
/* mullw mullw. */
|
1220 |
GEN_HANDLER(mullw, 0x1F, 0x0B, 0x07, 0x00000000, PPC_INTEGER) |
1221 |
{ |
1222 |
tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], |
1223 |
cpu_gpr[rB(ctx->opcode)]); |
1224 |
tcg_gen_ext32s_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)]); |
1225 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1226 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
1227 |
} |
1228 |
/* mullwo mullwo. */
|
1229 |
GEN_HANDLER(mullwo, 0x1F, 0x0B, 0x17, 0x00000000, PPC_INTEGER) |
1230 |
{ |
1231 |
int l1;
|
1232 |
TCGv_i64 t0, t1; |
1233 |
|
1234 |
t0 = tcg_temp_new_i64(); |
1235 |
t1 = tcg_temp_new_i64(); |
1236 |
l1 = gen_new_label(); |
1237 |
/* Start with XER OV disabled, the most likely case */
|
1238 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
1239 |
#if defined(TARGET_PPC64)
|
1240 |
tcg_gen_ext32s_i64(t0, cpu_gpr[rA(ctx->opcode)]); |
1241 |
tcg_gen_ext32s_i64(t1, cpu_gpr[rB(ctx->opcode)]); |
1242 |
#else
|
1243 |
tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); |
1244 |
tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); |
1245 |
#endif
|
1246 |
tcg_gen_mul_i64(t0, t0, t1); |
1247 |
#if defined(TARGET_PPC64)
|
1248 |
tcg_gen_ext32s_i64(cpu_gpr[rD(ctx->opcode)], t0); |
1249 |
tcg_gen_brcond_i64(TCG_COND_EQ, t0, cpu_gpr[rD(ctx->opcode)], l1); |
1250 |
#else
|
1251 |
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0); |
1252 |
tcg_gen_ext32s_i64(t1, t0); |
1253 |
tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1); |
1254 |
#endif
|
1255 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
1256 |
gen_set_label(l1); |
1257 |
tcg_temp_free_i64(t0); |
1258 |
tcg_temp_free_i64(t1); |
1259 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1260 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
1261 |
} |
1262 |
/* mulli */
|
1263 |
GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1264 |
{ |
1265 |
tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], |
1266 |
SIMM(ctx->opcode)); |
1267 |
} |
1268 |
#if defined(TARGET_PPC64)
|
1269 |
#define GEN_INT_ARITH_MUL_HELPER(name, opc3) \
|
1270 |
GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \ |
1271 |
{ \ |
1272 |
gen_helper_##name (cpu_gpr[rD(ctx->opcode)], \ |
1273 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ |
1274 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
1275 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \ |
1276 |
} |
1277 |
/* mulhd mulhd. */
|
1278 |
GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00);
|
1279 |
/* mulhdu mulhdu. */
|
1280 |
GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02);
|
1281 |
/* mulld mulld. */
|
1282 |
GEN_HANDLER(mulld, 0x1F, 0x09, 0x07, 0x00000000, PPC_64B) |
1283 |
{ |
1284 |
tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], |
1285 |
cpu_gpr[rB(ctx->opcode)]); |
1286 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1287 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
1288 |
} |
1289 |
/* mulldo mulldo. */
|
1290 |
GEN_INT_ARITH_MUL_HELPER(mulldo, 0x17);
|
1291 |
#endif
|
1292 |
|
1293 |
/* neg neg. nego nego. */
|
1294 |
static always_inline void gen_op_arith_neg (DisasContext *ctx, TCGv ret, TCGv arg1, int ov_check) |
1295 |
{ |
1296 |
int l1 = gen_new_label();
|
1297 |
int l2 = gen_new_label();
|
1298 |
TCGv t0 = tcg_temp_local_new(); |
1299 |
#if defined(TARGET_PPC64)
|
1300 |
if (ctx->sf_mode) {
|
1301 |
tcg_gen_mov_tl(t0, arg1); |
1302 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT64_MIN, l1); |
1303 |
} else
|
1304 |
#endif
|
1305 |
{ |
1306 |
tcg_gen_ext32s_tl(t0, arg1); |
1307 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT32_MIN, l1); |
1308 |
} |
1309 |
tcg_gen_neg_tl(ret, arg1); |
1310 |
if (ov_check) {
|
1311 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
1312 |
} |
1313 |
tcg_gen_br(l2); |
1314 |
gen_set_label(l1); |
1315 |
tcg_gen_mov_tl(ret, t0); |
1316 |
if (ov_check) {
|
1317 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
1318 |
} |
1319 |
gen_set_label(l2); |
1320 |
tcg_temp_free(t0); |
1321 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1322 |
gen_set_Rc0(ctx, ret); |
1323 |
} |
1324 |
GEN_HANDLER(neg, 0x1F, 0x08, 0x03, 0x0000F800, PPC_INTEGER) |
1325 |
{ |
1326 |
gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
|
1327 |
} |
1328 |
GEN_HANDLER(nego, 0x1F, 0x08, 0x13, 0x0000F800, PPC_INTEGER) |
1329 |
{ |
1330 |
gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
|
1331 |
} |
1332 |
|
1333 |
/* Common subf function */
|
1334 |
static always_inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2, |
1335 |
int add_ca, int compute_ca, int compute_ov) |
1336 |
{ |
1337 |
TCGv t0, t1; |
1338 |
|
1339 |
if ((!compute_ca && !compute_ov) ||
|
1340 |
(!TCGV_EQUAL(ret, arg1) && !TCGV_EQUAL(ret, arg2))) { |
1341 |
t0 = ret; |
1342 |
} else {
|
1343 |
t0 = tcg_temp_local_new(); |
1344 |
} |
1345 |
|
1346 |
if (add_ca) {
|
1347 |
t1 = tcg_temp_local_new(); |
1348 |
tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
|
1349 |
tcg_gen_shri_tl(t1, t1, XER_CA); |
1350 |
} |
1351 |
|
1352 |
if (compute_ca && compute_ov) {
|
1353 |
/* Start with XER CA and OV disabled, the most likely case */
|
1354 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV))); |
1355 |
} else if (compute_ca) { |
1356 |
/* Start with XER CA disabled, the most likely case */
|
1357 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
1358 |
} else if (compute_ov) { |
1359 |
/* Start with XER OV disabled, the most likely case */
|
1360 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
1361 |
} |
1362 |
|
1363 |
if (add_ca) {
|
1364 |
tcg_gen_not_tl(t0, arg1); |
1365 |
tcg_gen_add_tl(t0, t0, arg2); |
1366 |
gen_op_arith_compute_ca(ctx, t0, arg2, 0);
|
1367 |
tcg_gen_add_tl(t0, t0, t1); |
1368 |
gen_op_arith_compute_ca(ctx, t0, t1, 0);
|
1369 |
tcg_temp_free(t1); |
1370 |
} else {
|
1371 |
tcg_gen_sub_tl(t0, arg2, arg1); |
1372 |
if (compute_ca) {
|
1373 |
gen_op_arith_compute_ca(ctx, t0, arg2, 1);
|
1374 |
} |
1375 |
} |
1376 |
if (compute_ov) {
|
1377 |
gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1);
|
1378 |
} |
1379 |
|
1380 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1381 |
gen_set_Rc0(ctx, t0); |
1382 |
|
1383 |
if (!TCGV_EQUAL(t0, ret)) {
|
1384 |
tcg_gen_mov_tl(ret, t0); |
1385 |
tcg_temp_free(t0); |
1386 |
} |
1387 |
} |
1388 |
/* Sub functions with Two operands functions */
|
1389 |
#define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \
|
1390 |
GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x00000000, PPC_INTEGER) \ |
1391 |
{ \ |
1392 |
gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ |
1393 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ |
1394 |
add_ca, compute_ca, compute_ov); \ |
1395 |
} |
1396 |
/* Sub functions with one operand and one immediate */
|
1397 |
#define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \
|
1398 |
add_ca, compute_ca, compute_ov) \ |
1399 |
GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x0000F800, PPC_INTEGER) \ |
1400 |
{ \ |
1401 |
TCGv t0 = tcg_const_local_tl(const_val); \ |
1402 |
gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \ |
1403 |
cpu_gpr[rA(ctx->opcode)], t0, \ |
1404 |
add_ca, compute_ca, compute_ov); \ |
1405 |
tcg_temp_free(t0); \ |
1406 |
} |
1407 |
/* subf subf. subfo subfo. */
|
1408 |
GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0) |
1409 |
GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1) |
1410 |
/* subfc subfc. subfco subfco. */
|
1411 |
GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0) |
1412 |
GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1) |
1413 |
/* subfe subfe. subfeo subfo. */
|
1414 |
GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0) |
1415 |
GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1) |
1416 |
/* subfme subfme. subfmeo subfmeo. */
|
1417 |
GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0) |
1418 |
GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1) |
1419 |
/* subfze subfze. subfzeo subfzeo.*/
|
1420 |
GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0) |
1421 |
GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1) |
1422 |
/* subfic */
|
1423 |
GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1424 |
{ |
1425 |
/* Start with XER CA and OV disabled, the most likely case */
|
1426 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
1427 |
TCGv t0 = tcg_temp_local_new(); |
1428 |
TCGv t1 = tcg_const_local_tl(SIMM(ctx->opcode)); |
1429 |
tcg_gen_sub_tl(t0, t1, cpu_gpr[rA(ctx->opcode)]); |
1430 |
gen_op_arith_compute_ca(ctx, t0, t1, 1);
|
1431 |
tcg_temp_free(t1); |
1432 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); |
1433 |
tcg_temp_free(t0); |
1434 |
} |
1435 |
|
1436 |
/*** Integer logical ***/
|
1437 |
#define GEN_LOGICAL2(name, tcg_op, opc, type) \
|
1438 |
GEN_HANDLER(name, 0x1F, 0x1C, opc, 0x00000000, type) \ |
1439 |
{ \ |
1440 |
tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], \ |
1441 |
cpu_gpr[rB(ctx->opcode)]); \ |
1442 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
1443 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ |
1444 |
} |
1445 |
|
1446 |
#define GEN_LOGICAL1(name, tcg_op, opc, type) \
|
1447 |
GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \ |
1448 |
{ \ |
1449 |
tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); \ |
1450 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
1451 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \ |
1452 |
} |
1453 |
|
1454 |
/* and & and. */
|
1455 |
GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER);
|
1456 |
/* andc & andc. */
|
1457 |
GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER);
|
1458 |
/* andi. */
|
1459 |
GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1460 |
{ |
1461 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode)); |
1462 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1463 |
} |
1464 |
/* andis. */
|
1465 |
GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1466 |
{ |
1467 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode) << 16);
|
1468 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1469 |
} |
1470 |
/* cntlzw */
|
1471 |
GEN_HANDLER(cntlzw, 0x1F, 0x1A, 0x00, 0x00000000, PPC_INTEGER) |
1472 |
{ |
1473 |
gen_helper_cntlzw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1474 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1475 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1476 |
} |
1477 |
/* eqv & eqv. */
|
1478 |
GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER);
|
1479 |
/* extsb & extsb. */
|
1480 |
GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER);
|
1481 |
/* extsh & extsh. */
|
1482 |
GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER);
|
1483 |
/* nand & nand. */
|
1484 |
GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER);
|
1485 |
/* nor & nor. */
|
1486 |
GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER);
|
1487 |
/* or & or. */
|
1488 |
GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER) |
1489 |
{ |
1490 |
int rs, ra, rb;
|
1491 |
|
1492 |
rs = rS(ctx->opcode); |
1493 |
ra = rA(ctx->opcode); |
1494 |
rb = rB(ctx->opcode); |
1495 |
/* Optimisation for mr. ri case */
|
1496 |
if (rs != ra || rs != rb) {
|
1497 |
if (rs != rb)
|
1498 |
tcg_gen_or_tl(cpu_gpr[ra], cpu_gpr[rs], cpu_gpr[rb]); |
1499 |
else
|
1500 |
tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rs]); |
1501 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1502 |
gen_set_Rc0(ctx, cpu_gpr[ra]); |
1503 |
} else if (unlikely(Rc(ctx->opcode) != 0)) { |
1504 |
gen_set_Rc0(ctx, cpu_gpr[rs]); |
1505 |
#if defined(TARGET_PPC64)
|
1506 |
} else {
|
1507 |
int prio = 0; |
1508 |
|
1509 |
switch (rs) {
|
1510 |
case 1: |
1511 |
/* Set process priority to low */
|
1512 |
prio = 2;
|
1513 |
break;
|
1514 |
case 6: |
1515 |
/* Set process priority to medium-low */
|
1516 |
prio = 3;
|
1517 |
break;
|
1518 |
case 2: |
1519 |
/* Set process priority to normal */
|
1520 |
prio = 4;
|
1521 |
break;
|
1522 |
#if !defined(CONFIG_USER_ONLY)
|
1523 |
case 31: |
1524 |
if (ctx->mem_idx > 0) { |
1525 |
/* Set process priority to very low */
|
1526 |
prio = 1;
|
1527 |
} |
1528 |
break;
|
1529 |
case 5: |
1530 |
if (ctx->mem_idx > 0) { |
1531 |
/* Set process priority to medium-hight */
|
1532 |
prio = 5;
|
1533 |
} |
1534 |
break;
|
1535 |
case 3: |
1536 |
if (ctx->mem_idx > 0) { |
1537 |
/* Set process priority to high */
|
1538 |
prio = 6;
|
1539 |
} |
1540 |
break;
|
1541 |
case 7: |
1542 |
if (ctx->mem_idx > 1) { |
1543 |
/* Set process priority to very high */
|
1544 |
prio = 7;
|
1545 |
} |
1546 |
break;
|
1547 |
#endif
|
1548 |
default:
|
1549 |
/* nop */
|
1550 |
break;
|
1551 |
} |
1552 |
if (prio) {
|
1553 |
TCGv t0 = tcg_temp_new(); |
1554 |
gen_load_spr(t0, SPR_PPR); |
1555 |
tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL);
|
1556 |
tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50);
|
1557 |
gen_store_spr(SPR_PPR, t0); |
1558 |
tcg_temp_free(t0); |
1559 |
} |
1560 |
#endif
|
1561 |
} |
1562 |
} |
1563 |
/* orc & orc. */
|
1564 |
GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER);
|
1565 |
/* xor & xor. */
|
1566 |
GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER) |
1567 |
{ |
1568 |
/* Optimisation for "set to zero" case */
|
1569 |
if (rS(ctx->opcode) != rB(ctx->opcode))
|
1570 |
tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
1571 |
else
|
1572 |
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
|
1573 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1574 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1575 |
} |
1576 |
/* ori */
|
1577 |
GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1578 |
{ |
1579 |
target_ulong uimm = UIMM(ctx->opcode); |
1580 |
|
1581 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
1582 |
/* NOP */
|
1583 |
/* XXX: should handle special NOPs for POWER series */
|
1584 |
return;
|
1585 |
} |
1586 |
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); |
1587 |
} |
1588 |
/* oris */
|
1589 |
GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1590 |
{ |
1591 |
target_ulong uimm = UIMM(ctx->opcode); |
1592 |
|
1593 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
1594 |
/* NOP */
|
1595 |
return;
|
1596 |
} |
1597 |
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16);
|
1598 |
} |
1599 |
/* xori */
|
1600 |
GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1601 |
{ |
1602 |
target_ulong uimm = UIMM(ctx->opcode); |
1603 |
|
1604 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
1605 |
/* NOP */
|
1606 |
return;
|
1607 |
} |
1608 |
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm); |
1609 |
} |
1610 |
/* xoris */
|
1611 |
GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1612 |
{ |
1613 |
target_ulong uimm = UIMM(ctx->opcode); |
1614 |
|
1615 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
1616 |
/* NOP */
|
1617 |
return;
|
1618 |
} |
1619 |
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16);
|
1620 |
} |
1621 |
/* popcntb : PowerPC 2.03 specification */
|
1622 |
GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_POPCNTB) |
1623 |
{ |
1624 |
#if defined(TARGET_PPC64)
|
1625 |
if (ctx->sf_mode)
|
1626 |
gen_helper_popcntb_64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1627 |
else
|
1628 |
#endif
|
1629 |
gen_helper_popcntb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1630 |
} |
1631 |
|
1632 |
#if defined(TARGET_PPC64)
|
1633 |
/* extsw & extsw. */
|
1634 |
GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B);
|
1635 |
/* cntlzd */
|
1636 |
GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B) |
1637 |
{ |
1638 |
gen_helper_cntlzd(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1639 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1640 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1641 |
} |
1642 |
#endif
|
1643 |
|
1644 |
/*** Integer rotate ***/
|
1645 |
/* rlwimi & rlwimi. */
|
1646 |
GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1647 |
{ |
1648 |
uint32_t mb, me, sh; |
1649 |
|
1650 |
mb = MB(ctx->opcode); |
1651 |
me = ME(ctx->opcode); |
1652 |
sh = SH(ctx->opcode); |
1653 |
if (likely(sh == 0 && mb == 0 && me == 31)) { |
1654 |
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1655 |
} else {
|
1656 |
target_ulong mask; |
1657 |
TCGv t1; |
1658 |
TCGv t0 = tcg_temp_new(); |
1659 |
#if defined(TARGET_PPC64)
|
1660 |
TCGv_i32 t2 = tcg_temp_new_i32(); |
1661 |
tcg_gen_trunc_i64_i32(t2, cpu_gpr[rS(ctx->opcode)]); |
1662 |
tcg_gen_rotli_i32(t2, t2, sh); |
1663 |
tcg_gen_extu_i32_i64(t0, t2); |
1664 |
tcg_temp_free_i32(t2); |
1665 |
#else
|
1666 |
tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh); |
1667 |
#endif
|
1668 |
#if defined(TARGET_PPC64)
|
1669 |
mb += 32;
|
1670 |
me += 32;
|
1671 |
#endif
|
1672 |
mask = MASK(mb, me); |
1673 |
t1 = tcg_temp_new(); |
1674 |
tcg_gen_andi_tl(t0, t0, mask); |
1675 |
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask); |
1676 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
1677 |
tcg_temp_free(t0); |
1678 |
tcg_temp_free(t1); |
1679 |
} |
1680 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1681 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1682 |
} |
1683 |
/* rlwinm & rlwinm. */
|
1684 |
GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1685 |
{ |
1686 |
uint32_t mb, me, sh; |
1687 |
|
1688 |
sh = SH(ctx->opcode); |
1689 |
mb = MB(ctx->opcode); |
1690 |
me = ME(ctx->opcode); |
1691 |
|
1692 |
if (likely(mb == 0 && me == (31 - sh))) { |
1693 |
if (likely(sh == 0)) { |
1694 |
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1695 |
} else {
|
1696 |
TCGv t0 = tcg_temp_new(); |
1697 |
tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]); |
1698 |
tcg_gen_shli_tl(t0, t0, sh); |
1699 |
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0); |
1700 |
tcg_temp_free(t0); |
1701 |
} |
1702 |
} else if (likely(sh != 0 && me == 31 && sh == (32 - mb))) { |
1703 |
TCGv t0 = tcg_temp_new(); |
1704 |
tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]); |
1705 |
tcg_gen_shri_tl(t0, t0, mb); |
1706 |
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0); |
1707 |
tcg_temp_free(t0); |
1708 |
} else {
|
1709 |
TCGv t0 = tcg_temp_new(); |
1710 |
#if defined(TARGET_PPC64)
|
1711 |
TCGv_i32 t1 = tcg_temp_new_i32(); |
1712 |
tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]); |
1713 |
tcg_gen_rotli_i32(t1, t1, sh); |
1714 |
tcg_gen_extu_i32_i64(t0, t1); |
1715 |
tcg_temp_free_i32(t1); |
1716 |
#else
|
1717 |
tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh); |
1718 |
#endif
|
1719 |
#if defined(TARGET_PPC64)
|
1720 |
mb += 32;
|
1721 |
me += 32;
|
1722 |
#endif
|
1723 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); |
1724 |
tcg_temp_free(t0); |
1725 |
} |
1726 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1727 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1728 |
} |
1729 |
/* rlwnm & rlwnm. */
|
1730 |
GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1731 |
{ |
1732 |
uint32_t mb, me; |
1733 |
TCGv t0; |
1734 |
#if defined(TARGET_PPC64)
|
1735 |
TCGv_i32 t1, t2; |
1736 |
#endif
|
1737 |
|
1738 |
mb = MB(ctx->opcode); |
1739 |
me = ME(ctx->opcode); |
1740 |
t0 = tcg_temp_new(); |
1741 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1f);
|
1742 |
#if defined(TARGET_PPC64)
|
1743 |
t1 = tcg_temp_new_i32(); |
1744 |
t2 = tcg_temp_new_i32(); |
1745 |
tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]); |
1746 |
tcg_gen_trunc_i64_i32(t2, t0); |
1747 |
tcg_gen_rotl_i32(t1, t1, t2); |
1748 |
tcg_gen_extu_i32_i64(t0, t1); |
1749 |
tcg_temp_free_i32(t1); |
1750 |
tcg_temp_free_i32(t2); |
1751 |
#else
|
1752 |
tcg_gen_rotl_i32(t0, cpu_gpr[rS(ctx->opcode)], t0); |
1753 |
#endif
|
1754 |
if (unlikely(mb != 0 || me != 31)) { |
1755 |
#if defined(TARGET_PPC64)
|
1756 |
mb += 32;
|
1757 |
me += 32;
|
1758 |
#endif
|
1759 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); |
1760 |
} else {
|
1761 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
1762 |
} |
1763 |
tcg_temp_free(t0); |
1764 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1765 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1766 |
} |
1767 |
|
1768 |
#if defined(TARGET_PPC64)
|
1769 |
#define GEN_PPC64_R2(name, opc1, opc2) \
|
1770 |
GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ |
1771 |
{ \ |
1772 |
gen_##name(ctx, 0); \ |
1773 |
} \ |
1774 |
GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ |
1775 |
PPC_64B) \ |
1776 |
{ \ |
1777 |
gen_##name(ctx, 1); \ |
1778 |
} |
1779 |
#define GEN_PPC64_R4(name, opc1, opc2) \
|
1780 |
GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ |
1781 |
{ \ |
1782 |
gen_##name(ctx, 0, 0); \ |
1783 |
} \ |
1784 |
GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \ |
1785 |
PPC_64B) \ |
1786 |
{ \ |
1787 |
gen_##name(ctx, 0, 1); \ |
1788 |
} \ |
1789 |
GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ |
1790 |
PPC_64B) \ |
1791 |
{ \ |
1792 |
gen_##name(ctx, 1, 0); \ |
1793 |
} \ |
1794 |
GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \ |
1795 |
PPC_64B) \ |
1796 |
{ \ |
1797 |
gen_##name(ctx, 1, 1); \ |
1798 |
} |
1799 |
|
1800 |
static always_inline void gen_rldinm (DisasContext *ctx, uint32_t mb, |
1801 |
uint32_t me, uint32_t sh) |
1802 |
{ |
1803 |
if (likely(sh != 0 && mb == 0 && me == (63 - sh))) { |
1804 |
tcg_gen_shli_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); |
1805 |
} else if (likely(sh != 0 && me == 63 && sh == (64 - mb))) { |
1806 |
tcg_gen_shri_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], mb); |
1807 |
} else {
|
1808 |
TCGv t0 = tcg_temp_new(); |
1809 |
tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); |
1810 |
if (likely(mb == 0 && me == 63)) { |
1811 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
1812 |
} else {
|
1813 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); |
1814 |
} |
1815 |
tcg_temp_free(t0); |
1816 |
} |
1817 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1818 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1819 |
} |
1820 |
/* rldicl - rldicl. */
|
1821 |
static always_inline void gen_rldicl (DisasContext *ctx, int mbn, int shn) |
1822 |
{ |
1823 |
uint32_t sh, mb; |
1824 |
|
1825 |
sh = SH(ctx->opcode) | (shn << 5);
|
1826 |
mb = MB(ctx->opcode) | (mbn << 5);
|
1827 |
gen_rldinm(ctx, mb, 63, sh);
|
1828 |
} |
1829 |
GEN_PPC64_R4(rldicl, 0x1E, 0x00); |
1830 |
/* rldicr - rldicr. */
|
1831 |
static always_inline void gen_rldicr (DisasContext *ctx, int men, int shn) |
1832 |
{ |
1833 |
uint32_t sh, me; |
1834 |
|
1835 |
sh = SH(ctx->opcode) | (shn << 5);
|
1836 |
me = MB(ctx->opcode) | (men << 5);
|
1837 |
gen_rldinm(ctx, 0, me, sh);
|
1838 |
} |
1839 |
GEN_PPC64_R4(rldicr, 0x1E, 0x02); |
1840 |
/* rldic - rldic. */
|
1841 |
static always_inline void gen_rldic (DisasContext *ctx, int mbn, int shn) |
1842 |
{ |
1843 |
uint32_t sh, mb; |
1844 |
|
1845 |
sh = SH(ctx->opcode) | (shn << 5);
|
1846 |
mb = MB(ctx->opcode) | (mbn << 5);
|
1847 |
gen_rldinm(ctx, mb, 63 - sh, sh);
|
1848 |
} |
1849 |
GEN_PPC64_R4(rldic, 0x1E, 0x04); |
1850 |
|
1851 |
static always_inline void gen_rldnm (DisasContext *ctx, uint32_t mb, |
1852 |
uint32_t me) |
1853 |
{ |
1854 |
TCGv t0; |
1855 |
|
1856 |
mb = MB(ctx->opcode); |
1857 |
me = ME(ctx->opcode); |
1858 |
t0 = tcg_temp_new(); |
1859 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
|
1860 |
tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); |
1861 |
if (unlikely(mb != 0 || me != 63)) { |
1862 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me)); |
1863 |
} else {
|
1864 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
1865 |
} |
1866 |
tcg_temp_free(t0); |
1867 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1868 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1869 |
} |
1870 |
|
1871 |
/* rldcl - rldcl. */
|
1872 |
static always_inline void gen_rldcl (DisasContext *ctx, int mbn) |
1873 |
{ |
1874 |
uint32_t mb; |
1875 |
|
1876 |
mb = MB(ctx->opcode) | (mbn << 5);
|
1877 |
gen_rldnm(ctx, mb, 63);
|
1878 |
} |
1879 |
GEN_PPC64_R2(rldcl, 0x1E, 0x08); |
1880 |
/* rldcr - rldcr. */
|
1881 |
static always_inline void gen_rldcr (DisasContext *ctx, int men) |
1882 |
{ |
1883 |
uint32_t me; |
1884 |
|
1885 |
me = MB(ctx->opcode) | (men << 5);
|
1886 |
gen_rldnm(ctx, 0, me);
|
1887 |
} |
1888 |
GEN_PPC64_R2(rldcr, 0x1E, 0x09); |
1889 |
/* rldimi - rldimi. */
|
1890 |
static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn) |
1891 |
{ |
1892 |
uint32_t sh, mb, me; |
1893 |
|
1894 |
sh = SH(ctx->opcode) | (shn << 5);
|
1895 |
mb = MB(ctx->opcode) | (mbn << 5);
|
1896 |
me = 63 - sh;
|
1897 |
if (unlikely(sh == 0 && mb == 0)) { |
1898 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1899 |
} else {
|
1900 |
TCGv t0, t1; |
1901 |
target_ulong mask; |
1902 |
|
1903 |
t0 = tcg_temp_new(); |
1904 |
tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); |
1905 |
t1 = tcg_temp_new(); |
1906 |
mask = MASK(mb, me); |
1907 |
tcg_gen_andi_tl(t0, t0, mask); |
1908 |
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask); |
1909 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
1910 |
tcg_temp_free(t0); |
1911 |
tcg_temp_free(t1); |
1912 |
} |
1913 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1914 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1915 |
} |
1916 |
GEN_PPC64_R4(rldimi, 0x1E, 0x06); |
1917 |
#endif
|
1918 |
|
1919 |
/*** Integer shift ***/
|
1920 |
/* slw & slw. */
|
1921 |
GEN_HANDLER(slw, 0x1F, 0x18, 0x00, 0x00000000, PPC_INTEGER) |
1922 |
{ |
1923 |
TCGv t0; |
1924 |
int l1, l2;
|
1925 |
l1 = gen_new_label(); |
1926 |
l2 = gen_new_label(); |
1927 |
|
1928 |
t0 = tcg_temp_local_new(); |
1929 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
|
1930 |
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1);
|
1931 |
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
|
1932 |
tcg_gen_br(l2); |
1933 |
gen_set_label(l1); |
1934 |
tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0); |
1935 |
tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
1936 |
gen_set_label(l2); |
1937 |
tcg_temp_free(t0); |
1938 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1939 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1940 |
} |
1941 |
/* sraw & sraw. */
|
1942 |
GEN_HANDLER(sraw, 0x1F, 0x18, 0x18, 0x00000000, PPC_INTEGER) |
1943 |
{ |
1944 |
gen_helper_sraw(cpu_gpr[rA(ctx->opcode)], |
1945 |
cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
1946 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1947 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1948 |
} |
1949 |
/* srawi & srawi. */
|
1950 |
GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER) |
1951 |
{ |
1952 |
int sh = SH(ctx->opcode);
|
1953 |
if (sh != 0) { |
1954 |
int l1, l2;
|
1955 |
TCGv t0; |
1956 |
l1 = gen_new_label(); |
1957 |
l2 = gen_new_label(); |
1958 |
t0 = tcg_temp_local_new(); |
1959 |
tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]); |
1960 |
tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
|
1961 |
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1); |
1962 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
|
1963 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
|
1964 |
tcg_gen_br(l2); |
1965 |
gen_set_label(l1); |
1966 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
1967 |
gen_set_label(l2); |
1968 |
tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]); |
1969 |
tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], t0, sh); |
1970 |
tcg_temp_free(t0); |
1971 |
} else {
|
1972 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
1973 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
1974 |
} |
1975 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1976 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
1977 |
} |
1978 |
/* srw & srw. */
|
1979 |
GEN_HANDLER(srw, 0x1F, 0x18, 0x10, 0x00000000, PPC_INTEGER) |
1980 |
{ |
1981 |
TCGv t0, t1; |
1982 |
int l1, l2;
|
1983 |
l1 = gen_new_label(); |
1984 |
l2 = gen_new_label(); |
1985 |
|
1986 |
t0 = tcg_temp_local_new(); |
1987 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
|
1988 |
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1);
|
1989 |
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
|
1990 |
tcg_gen_br(l2); |
1991 |
gen_set_label(l1); |
1992 |
t1 = tcg_temp_new(); |
1993 |
tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]); |
1994 |
tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t1, t0); |
1995 |
tcg_temp_free(t1); |
1996 |
gen_set_label(l2); |
1997 |
tcg_temp_free(t0); |
1998 |
if (unlikely(Rc(ctx->opcode) != 0)) |
1999 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
2000 |
} |
2001 |
#if defined(TARGET_PPC64)
|
2002 |
/* sld & sld. */
|
2003 |
GEN_HANDLER(sld, 0x1F, 0x1B, 0x00, 0x00000000, PPC_64B) |
2004 |
{ |
2005 |
TCGv t0; |
2006 |
int l1, l2;
|
2007 |
l1 = gen_new_label(); |
2008 |
l2 = gen_new_label(); |
2009 |
|
2010 |
t0 = tcg_temp_local_new(); |
2011 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f);
|
2012 |
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1);
|
2013 |
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
|
2014 |
tcg_gen_br(l2); |
2015 |
gen_set_label(l1); |
2016 |
tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0); |
2017 |
gen_set_label(l2); |
2018 |
tcg_temp_free(t0); |
2019 |
if (unlikely(Rc(ctx->opcode) != 0)) |
2020 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
2021 |
} |
2022 |
/* srad & srad. */
|
2023 |
GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B) |
2024 |
{ |
2025 |
gen_helper_srad(cpu_gpr[rA(ctx->opcode)], |
2026 |
cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
2027 |
if (unlikely(Rc(ctx->opcode) != 0)) |
2028 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
2029 |
} |
2030 |
/* sradi & sradi. */
|
2031 |
static always_inline void gen_sradi (DisasContext *ctx, int n) |
2032 |
{ |
2033 |
int sh = SH(ctx->opcode) + (n << 5); |
2034 |
if (sh != 0) { |
2035 |
int l1, l2;
|
2036 |
TCGv t0; |
2037 |
l1 = gen_new_label(); |
2038 |
l2 = gen_new_label(); |
2039 |
t0 = tcg_temp_local_new(); |
2040 |
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
|
2041 |
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1); |
2042 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
|
2043 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
|
2044 |
tcg_gen_br(l2); |
2045 |
gen_set_label(l1); |
2046 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
2047 |
gen_set_label(l2); |
2048 |
tcg_temp_free(t0); |
2049 |
tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); |
2050 |
} else {
|
2051 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
2052 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
2053 |
} |
2054 |
if (unlikely(Rc(ctx->opcode) != 0)) |
2055 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
2056 |
} |
2057 |
GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B) |
2058 |
{ |
2059 |
gen_sradi(ctx, 0);
|
2060 |
} |
2061 |
GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B) |
2062 |
{ |
2063 |
gen_sradi(ctx, 1);
|
2064 |
} |
2065 |
/* srd & srd. */
|
2066 |
GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B) |
2067 |
{ |
2068 |
TCGv t0; |
2069 |
int l1, l2;
|
2070 |
l1 = gen_new_label(); |
2071 |
l2 = gen_new_label(); |
2072 |
|
2073 |
t0 = tcg_temp_local_new(); |
2074 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f);
|
2075 |
tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1);
|
2076 |
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
|
2077 |
tcg_gen_br(l2); |
2078 |
gen_set_label(l1); |
2079 |
tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0); |
2080 |
gen_set_label(l2); |
2081 |
tcg_temp_free(t0); |
2082 |
if (unlikely(Rc(ctx->opcode) != 0)) |
2083 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
2084 |
} |
2085 |
#endif
|
2086 |
|
2087 |
/*** Floating-Point arithmetic ***/
|
2088 |
#define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \
|
2089 |
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \ |
2090 |
{ \ |
2091 |
if (unlikely(!ctx->fpu_enabled)) { \
|
2092 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
2093 |
return; \
|
2094 |
} \ |
2095 |
/* NIP cannot be restored if the memory exception comes from an helper */ \
|
2096 |
gen_update_nip(ctx, ctx->nip - 4); \
|
2097 |
gen_reset_fpstatus(); \ |
2098 |
gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \ |
2099 |
cpu_fpr[rC(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \ |
2100 |
if (isfloat) { \
|
2101 |
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \ |
2102 |
} \ |
2103 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], set_fprf, \ |
2104 |
Rc(ctx->opcode) != 0); \
|
2105 |
} |
2106 |
|
2107 |
#define GEN_FLOAT_ACB(name, op2, set_fprf, type) \
|
2108 |
_GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \ |
2109 |
_GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type); |
2110 |
|
2111 |
#define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \
|
2112 |
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ |
2113 |
{ \ |
2114 |
if (unlikely(!ctx->fpu_enabled)) { \
|
2115 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
2116 |
return; \
|
2117 |
} \ |
2118 |
/* NIP cannot be restored if the memory exception comes from an helper */ \
|
2119 |
gen_update_nip(ctx, ctx->nip - 4); \
|
2120 |
gen_reset_fpstatus(); \ |
2121 |
gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \ |
2122 |
cpu_fpr[rB(ctx->opcode)]); \ |
2123 |
if (isfloat) { \
|
2124 |
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \ |
2125 |
} \ |
2126 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ |
2127 |
set_fprf, Rc(ctx->opcode) != 0); \
|
2128 |
} |
2129 |
#define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \
|
2130 |
_GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ |
2131 |
_GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); |
2132 |
|
2133 |
#define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \
|
2134 |
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ |
2135 |
{ \ |
2136 |
if (unlikely(!ctx->fpu_enabled)) { \
|
2137 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
2138 |
return; \
|
2139 |
} \ |
2140 |
/* NIP cannot be restored if the memory exception comes from an helper */ \
|
2141 |
gen_update_nip(ctx, ctx->nip - 4); \
|
2142 |
gen_reset_fpstatus(); \ |
2143 |
gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \ |
2144 |
cpu_fpr[rC(ctx->opcode)]); \ |
2145 |
if (isfloat) { \
|
2146 |
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \ |
2147 |
} \ |
2148 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ |
2149 |
set_fprf, Rc(ctx->opcode) != 0); \
|
2150 |
} |
2151 |
#define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \
|
2152 |
_GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ |
2153 |
_GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); |
2154 |
|
2155 |
#define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \
|
2156 |
GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \ |
2157 |
{ \ |
2158 |
if (unlikely(!ctx->fpu_enabled)) { \
|
2159 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
2160 |
return; \
|
2161 |
} \ |
2162 |
/* NIP cannot be restored if the memory exception comes from an helper */ \
|
2163 |
gen_update_nip(ctx, ctx->nip - 4); \
|
2164 |
gen_reset_fpstatus(); \ |
2165 |
gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \ |
2166 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ |
2167 |
set_fprf, Rc(ctx->opcode) != 0); \
|
2168 |
} |
2169 |
|
2170 |
#define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \
|
2171 |
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \ |
2172 |
{ \ |
2173 |
if (unlikely(!ctx->fpu_enabled)) { \
|
2174 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
2175 |
return; \
|
2176 |
} \ |
2177 |
/* NIP cannot be restored if the memory exception comes from an helper */ \
|
2178 |
gen_update_nip(ctx, ctx->nip - 4); \
|
2179 |
gen_reset_fpstatus(); \ |
2180 |
gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \ |
2181 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \ |
2182 |
set_fprf, Rc(ctx->opcode) != 0); \
|
2183 |
} |
2184 |
|
2185 |
/* fadd - fadds */
|
2186 |
GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT); |
2187 |
/* fdiv - fdivs */
|
2188 |
GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT); |
2189 |
/* fmul - fmuls */
|
2190 |
GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT); |
2191 |
|
2192 |
/* fre */
|
2193 |
GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT); |
2194 |
|
2195 |
/* fres */
|
2196 |
GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES); |
2197 |
|
2198 |
/* frsqrte */
|
2199 |
GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE); |
2200 |
|
2201 |
/* frsqrtes */
|
2202 |
GEN_HANDLER(frsqrtes, 0x3B, 0x1A, 0xFF, 0x001F07C0, PPC_FLOAT_FRSQRTES) |
2203 |
{ |
2204 |
if (unlikely(!ctx->fpu_enabled)) {
|
2205 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2206 |
return;
|
2207 |
} |
2208 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2209 |
gen_update_nip(ctx, ctx->nip - 4);
|
2210 |
gen_reset_fpstatus(); |
2211 |
gen_helper_frsqrte(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); |
2212 |
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); |
2213 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0); |
2214 |
} |
2215 |
|
2216 |
/* fsel */
|
2217 |
_GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL); |
2218 |
/* fsub - fsubs */
|
2219 |
GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT); |
2220 |
/* Optional: */
|
2221 |
/* fsqrt */
|
2222 |
GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) |
2223 |
{ |
2224 |
if (unlikely(!ctx->fpu_enabled)) {
|
2225 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2226 |
return;
|
2227 |
} |
2228 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2229 |
gen_update_nip(ctx, ctx->nip - 4);
|
2230 |
gen_reset_fpstatus(); |
2231 |
gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); |
2232 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0); |
2233 |
} |
2234 |
|
2235 |
GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) |
2236 |
{ |
2237 |
if (unlikely(!ctx->fpu_enabled)) {
|
2238 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2239 |
return;
|
2240 |
} |
2241 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2242 |
gen_update_nip(ctx, ctx->nip - 4);
|
2243 |
gen_reset_fpstatus(); |
2244 |
gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); |
2245 |
gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); |
2246 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0); |
2247 |
} |
2248 |
|
2249 |
/*** Floating-Point multiply-and-add ***/
|
2250 |
/* fmadd - fmadds */
|
2251 |
GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT); |
2252 |
/* fmsub - fmsubs */
|
2253 |
GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT); |
2254 |
/* fnmadd - fnmadds */
|
2255 |
GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT); |
2256 |
/* fnmsub - fnmsubs */
|
2257 |
GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT); |
2258 |
|
2259 |
/*** Floating-Point round & convert ***/
|
2260 |
/* fctiw */
|
2261 |
GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT); |
2262 |
/* fctiwz */
|
2263 |
GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT); |
2264 |
/* frsp */
|
2265 |
GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT); |
2266 |
#if defined(TARGET_PPC64)
|
2267 |
/* fcfid */
|
2268 |
GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC_64B); |
2269 |
/* fctid */
|
2270 |
GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC_64B); |
2271 |
/* fctidz */
|
2272 |
GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC_64B); |
2273 |
#endif
|
2274 |
|
2275 |
/* frin */
|
2276 |
GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT); |
2277 |
/* friz */
|
2278 |
GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT); |
2279 |
/* frip */
|
2280 |
GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT); |
2281 |
/* frim */
|
2282 |
GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT); |
2283 |
|
2284 |
/*** Floating-Point compare ***/
|
2285 |
/* fcmpo */
|
2286 |
GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT) |
2287 |
{ |
2288 |
TCGv_i32 crf; |
2289 |
if (unlikely(!ctx->fpu_enabled)) {
|
2290 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2291 |
return;
|
2292 |
} |
2293 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2294 |
gen_update_nip(ctx, ctx->nip - 4);
|
2295 |
gen_reset_fpstatus(); |
2296 |
crf = tcg_const_i32(crfD(ctx->opcode)); |
2297 |
gen_helper_fcmpo(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf); |
2298 |
tcg_temp_free_i32(crf); |
2299 |
gen_helper_float_check_status(); |
2300 |
} |
2301 |
|
2302 |
/* fcmpu */
|
2303 |
GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT) |
2304 |
{ |
2305 |
TCGv_i32 crf; |
2306 |
if (unlikely(!ctx->fpu_enabled)) {
|
2307 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2308 |
return;
|
2309 |
} |
2310 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2311 |
gen_update_nip(ctx, ctx->nip - 4);
|
2312 |
gen_reset_fpstatus(); |
2313 |
crf = tcg_const_i32(crfD(ctx->opcode)); |
2314 |
gen_helper_fcmpu(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf); |
2315 |
tcg_temp_free_i32(crf); |
2316 |
gen_helper_float_check_status(); |
2317 |
} |
2318 |
|
2319 |
/*** Floating-point move ***/
|
2320 |
/* fabs */
|
2321 |
/* XXX: beware that fabs never checks for NaNs nor update FPSCR */
|
2322 |
GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT); |
2323 |
|
2324 |
/* fmr - fmr. */
|
2325 |
/* XXX: beware that fmr never checks for NaNs nor update FPSCR */
|
2326 |
GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT) |
2327 |
{ |
2328 |
if (unlikely(!ctx->fpu_enabled)) {
|
2329 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2330 |
return;
|
2331 |
} |
2332 |
tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); |
2333 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0); |
2334 |
} |
2335 |
|
2336 |
/* fnabs */
|
2337 |
/* XXX: beware that fnabs never checks for NaNs nor update FPSCR */
|
2338 |
GEN_FLOAT_B(nabs, 0x08, 0x04, 0, PPC_FLOAT); |
2339 |
/* fneg */
|
2340 |
/* XXX: beware that fneg never checks for NaNs nor update FPSCR */
|
2341 |
GEN_FLOAT_B(neg, 0x08, 0x01, 0, PPC_FLOAT); |
2342 |
|
2343 |
/*** Floating-Point status & ctrl register ***/
|
2344 |
/* mcrfs */
|
2345 |
GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT) |
2346 |
{ |
2347 |
int bfa;
|
2348 |
|
2349 |
if (unlikely(!ctx->fpu_enabled)) {
|
2350 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2351 |
return;
|
2352 |
} |
2353 |
bfa = 4 * (7 - crfS(ctx->opcode)); |
2354 |
tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_fpscr, bfa); |
2355 |
tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], 0xf);
|
2356 |
tcg_gen_andi_i32(cpu_fpscr, cpu_fpscr, ~(0xF << bfa));
|
2357 |
} |
2358 |
|
2359 |
/* mffs */
|
2360 |
GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT) |
2361 |
{ |
2362 |
if (unlikely(!ctx->fpu_enabled)) {
|
2363 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2364 |
return;
|
2365 |
} |
2366 |
gen_reset_fpstatus(); |
2367 |
tcg_gen_extu_i32_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpscr); |
2368 |
gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0); |
2369 |
} |
2370 |
|
2371 |
/* mtfsb0 */
|
2372 |
GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT) |
2373 |
{ |
2374 |
uint8_t crb; |
2375 |
|
2376 |
if (unlikely(!ctx->fpu_enabled)) {
|
2377 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2378 |
return;
|
2379 |
} |
2380 |
crb = 31 - crbD(ctx->opcode);
|
2381 |
gen_reset_fpstatus(); |
2382 |
if (likely(crb != FPSCR_FEX && crb != FPSCR_VX)) {
|
2383 |
TCGv_i32 t0; |
2384 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2385 |
gen_update_nip(ctx, ctx->nip - 4);
|
2386 |
t0 = tcg_const_i32(crb); |
2387 |
gen_helper_fpscr_clrbit(t0); |
2388 |
tcg_temp_free_i32(t0); |
2389 |
} |
2390 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
2391 |
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
|
2392 |
} |
2393 |
} |
2394 |
|
2395 |
/* mtfsb1 */
|
2396 |
GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT) |
2397 |
{ |
2398 |
uint8_t crb; |
2399 |
|
2400 |
if (unlikely(!ctx->fpu_enabled)) {
|
2401 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2402 |
return;
|
2403 |
} |
2404 |
crb = 31 - crbD(ctx->opcode);
|
2405 |
gen_reset_fpstatus(); |
2406 |
/* XXX: we pretend we can only do IEEE floating-point computations */
|
2407 |
if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI)) {
|
2408 |
TCGv_i32 t0; |
2409 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2410 |
gen_update_nip(ctx, ctx->nip - 4);
|
2411 |
t0 = tcg_const_i32(crb); |
2412 |
gen_helper_fpscr_setbit(t0); |
2413 |
tcg_temp_free_i32(t0); |
2414 |
} |
2415 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
2416 |
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
|
2417 |
} |
2418 |
/* We can raise a differed exception */
|
2419 |
gen_helper_float_check_status(); |
2420 |
} |
2421 |
|
2422 |
/* mtfsf */
|
2423 |
GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x00010000, PPC_FLOAT) |
2424 |
{ |
2425 |
TCGv_i32 t0; |
2426 |
int L = ctx->opcode & 0x02000000; |
2427 |
|
2428 |
if (unlikely(!ctx->fpu_enabled)) {
|
2429 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2430 |
return;
|
2431 |
} |
2432 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2433 |
gen_update_nip(ctx, ctx->nip - 4);
|
2434 |
gen_reset_fpstatus(); |
2435 |
if (L)
|
2436 |
t0 = tcg_const_i32(0xff);
|
2437 |
else
|
2438 |
t0 = tcg_const_i32(FM(ctx->opcode)); |
2439 |
gen_helper_store_fpscr(cpu_fpr[rB(ctx->opcode)], t0); |
2440 |
tcg_temp_free_i32(t0); |
2441 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
2442 |
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
|
2443 |
} |
2444 |
/* We can raise a differed exception */
|
2445 |
gen_helper_float_check_status(); |
2446 |
} |
2447 |
|
2448 |
/* mtfsfi */
|
2449 |
GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT) |
2450 |
{ |
2451 |
int bf, sh;
|
2452 |
TCGv_i64 t0; |
2453 |
TCGv_i32 t1; |
2454 |
|
2455 |
if (unlikely(!ctx->fpu_enabled)) {
|
2456 |
gen_exception(ctx, POWERPC_EXCP_FPU); |
2457 |
return;
|
2458 |
} |
2459 |
bf = crbD(ctx->opcode) >> 2;
|
2460 |
sh = 7 - bf;
|
2461 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2462 |
gen_update_nip(ctx, ctx->nip - 4);
|
2463 |
gen_reset_fpstatus(); |
2464 |
t0 = tcg_const_i64(FPIMM(ctx->opcode) << (4 * sh));
|
2465 |
t1 = tcg_const_i32(1 << sh);
|
2466 |
gen_helper_store_fpscr(t0, t1); |
2467 |
tcg_temp_free_i64(t0); |
2468 |
tcg_temp_free_i32(t1); |
2469 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
2470 |
tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
|
2471 |
} |
2472 |
/* We can raise a differed exception */
|
2473 |
gen_helper_float_check_status(); |
2474 |
} |
2475 |
|
2476 |
/*** Addressing modes ***/
|
2477 |
/* Register indirect with immediate index : EA = (rA|0) + SIMM */
|
2478 |
static always_inline void gen_addr_imm_index (DisasContext *ctx, TCGv EA, target_long maskl) |
2479 |
{ |
2480 |
target_long simm = SIMM(ctx->opcode); |
2481 |
|
2482 |
simm &= ~maskl; |
2483 |
if (rA(ctx->opcode) == 0) { |
2484 |
#if defined(TARGET_PPC64)
|
2485 |
if (!ctx->sf_mode) {
|
2486 |
tcg_gen_movi_tl(EA, (uint32_t)simm); |
2487 |
} else
|
2488 |
#endif
|
2489 |
tcg_gen_movi_tl(EA, simm); |
2490 |
} else if (likely(simm != 0)) { |
2491 |
tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm); |
2492 |
#if defined(TARGET_PPC64)
|
2493 |
if (!ctx->sf_mode) {
|
2494 |
tcg_gen_ext32u_tl(EA, EA); |
2495 |
} |
2496 |
#endif
|
2497 |
} else {
|
2498 |
#if defined(TARGET_PPC64)
|
2499 |
if (!ctx->sf_mode) {
|
2500 |
tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]); |
2501 |
} else
|
2502 |
#endif
|
2503 |
tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); |
2504 |
} |
2505 |
} |
2506 |
|
2507 |
static always_inline void gen_addr_reg_index (DisasContext *ctx, TCGv EA) |
2508 |
{ |
2509 |
if (rA(ctx->opcode) == 0) { |
2510 |
#if defined(TARGET_PPC64)
|
2511 |
if (!ctx->sf_mode) {
|
2512 |
tcg_gen_ext32u_tl(EA, cpu_gpr[rB(ctx->opcode)]); |
2513 |
} else
|
2514 |
#endif
|
2515 |
tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]); |
2516 |
} else {
|
2517 |
tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
2518 |
#if defined(TARGET_PPC64)
|
2519 |
if (!ctx->sf_mode) {
|
2520 |
tcg_gen_ext32u_tl(EA, EA); |
2521 |
} |
2522 |
#endif
|
2523 |
} |
2524 |
} |
2525 |
|
2526 |
static always_inline void gen_addr_register (DisasContext *ctx, TCGv EA) |
2527 |
{ |
2528 |
if (rA(ctx->opcode) == 0) { |
2529 |
tcg_gen_movi_tl(EA, 0);
|
2530 |
} else {
|
2531 |
#if defined(TARGET_PPC64)
|
2532 |
if (!ctx->sf_mode) {
|
2533 |
tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]); |
2534 |
} else
|
2535 |
#endif
|
2536 |
tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]); |
2537 |
} |
2538 |
} |
2539 |
|
2540 |
static always_inline void gen_addr_add (DisasContext *ctx, TCGv ret, TCGv arg1, target_long val) |
2541 |
{ |
2542 |
tcg_gen_addi_tl(ret, arg1, val); |
2543 |
#if defined(TARGET_PPC64)
|
2544 |
if (!ctx->sf_mode) {
|
2545 |
tcg_gen_ext32u_tl(ret, ret); |
2546 |
} |
2547 |
#endif
|
2548 |
} |
2549 |
|
2550 |
static always_inline void gen_check_align (DisasContext *ctx, TCGv EA, int mask) |
2551 |
{ |
2552 |
int l1 = gen_new_label();
|
2553 |
TCGv t0 = tcg_temp_new(); |
2554 |
TCGv_i32 t1, t2; |
2555 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
2556 |
gen_update_nip(ctx, ctx->nip - 4);
|
2557 |
tcg_gen_andi_tl(t0, EA, mask); |
2558 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
|
2559 |
t1 = tcg_const_i32(POWERPC_EXCP_ALIGN); |
2560 |
t2 = tcg_const_i32(0);
|
2561 |
gen_helper_raise_exception_err(t1, t2); |
2562 |
tcg_temp_free_i32(t1); |
2563 |
tcg_temp_free_i32(t2); |
2564 |
gen_set_label(l1); |
2565 |
tcg_temp_free(t0); |
2566 |
} |
2567 |
|
2568 |
/*** Integer load ***/
|
2569 |
static always_inline void gen_qemu_ld8u(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2570 |
{ |
2571 |
tcg_gen_qemu_ld8u(arg1, arg2, ctx->mem_idx); |
2572 |
} |
2573 |
|
2574 |
static always_inline void gen_qemu_ld8s(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2575 |
{ |
2576 |
tcg_gen_qemu_ld8s(arg1, arg2, ctx->mem_idx); |
2577 |
} |
2578 |
|
2579 |
static always_inline void gen_qemu_ld16u(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2580 |
{ |
2581 |
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx); |
2582 |
if (unlikely(ctx->le_mode)) {
|
2583 |
#if defined(TARGET_PPC64)
|
2584 |
TCGv_i32 t0 = tcg_temp_new_i32(); |
2585 |
tcg_gen_trunc_tl_i32(t0, arg1); |
2586 |
tcg_gen_bswap16_i32(t0, t0); |
2587 |
tcg_gen_extu_i32_tl(arg1, t0); |
2588 |
tcg_temp_free_i32(t0); |
2589 |
#else
|
2590 |
tcg_gen_bswap16_i32(arg1, arg1); |
2591 |
#endif
|
2592 |
} |
2593 |
} |
2594 |
|
2595 |
static always_inline void gen_qemu_ld16s(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2596 |
{ |
2597 |
if (unlikely(ctx->le_mode)) {
|
2598 |
#if defined(TARGET_PPC64)
|
2599 |
TCGv_i32 t0; |
2600 |
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx); |
2601 |
t0 = tcg_temp_new_i32(); |
2602 |
tcg_gen_trunc_tl_i32(t0, arg1); |
2603 |
tcg_gen_bswap16_i32(t0, t0); |
2604 |
tcg_gen_extu_i32_tl(arg1, t0); |
2605 |
tcg_gen_ext16s_tl(arg1, arg1); |
2606 |
tcg_temp_free_i32(t0); |
2607 |
#else
|
2608 |
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx); |
2609 |
tcg_gen_bswap16_i32(arg1, arg1); |
2610 |
tcg_gen_ext16s_i32(arg1, arg1); |
2611 |
#endif
|
2612 |
} else {
|
2613 |
tcg_gen_qemu_ld16s(arg1, arg2, ctx->mem_idx); |
2614 |
} |
2615 |
} |
2616 |
|
2617 |
static always_inline void gen_qemu_ld32u(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2618 |
{ |
2619 |
tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx); |
2620 |
if (unlikely(ctx->le_mode)) {
|
2621 |
#if defined(TARGET_PPC64)
|
2622 |
TCGv_i32 t0 = tcg_temp_new_i32(); |
2623 |
tcg_gen_trunc_tl_i32(t0, arg1); |
2624 |
tcg_gen_bswap_i32(t0, t0); |
2625 |
tcg_gen_extu_i32_tl(arg1, t0); |
2626 |
tcg_temp_free_i32(t0); |
2627 |
#else
|
2628 |
tcg_gen_bswap_i32(arg1, arg1); |
2629 |
#endif
|
2630 |
} |
2631 |
} |
2632 |
|
2633 |
#if defined(TARGET_PPC64)
|
2634 |
static always_inline void gen_qemu_ld32s(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2635 |
{ |
2636 |
if (unlikely(ctx->le_mode)) {
|
2637 |
TCGv_i32 t0; |
2638 |
tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx); |
2639 |
t0 = tcg_temp_new_i32(); |
2640 |
tcg_gen_trunc_tl_i32(t0, arg1); |
2641 |
tcg_gen_bswap_i32(t0, t0); |
2642 |
tcg_gen_ext_i32_tl(arg1, t0); |
2643 |
tcg_temp_free_i32(t0); |
2644 |
} else
|
2645 |
tcg_gen_qemu_ld32s(arg1, arg2, ctx->mem_idx); |
2646 |
} |
2647 |
#endif
|
2648 |
|
2649 |
static always_inline void gen_qemu_ld64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2) |
2650 |
{ |
2651 |
tcg_gen_qemu_ld64(arg1, arg2, ctx->mem_idx); |
2652 |
if (unlikely(ctx->le_mode)) {
|
2653 |
tcg_gen_bswap_i64(arg1, arg1); |
2654 |
} |
2655 |
} |
2656 |
|
2657 |
static always_inline void gen_qemu_st8(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2658 |
{ |
2659 |
tcg_gen_qemu_st8(arg1, arg2, ctx->mem_idx); |
2660 |
} |
2661 |
|
2662 |
static always_inline void gen_qemu_st16(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2663 |
{ |
2664 |
if (unlikely(ctx->le_mode)) {
|
2665 |
#if defined(TARGET_PPC64)
|
2666 |
TCGv_i32 t0; |
2667 |
TCGv t1; |
2668 |
t0 = tcg_temp_new_i32(); |
2669 |
tcg_gen_trunc_tl_i32(t0, arg1); |
2670 |
tcg_gen_ext16u_i32(t0, t0); |
2671 |
tcg_gen_bswap16_i32(t0, t0); |
2672 |
t1 = tcg_temp_new(); |
2673 |
tcg_gen_extu_i32_tl(t1, t0); |
2674 |
tcg_temp_free_i32(t0); |
2675 |
tcg_gen_qemu_st16(t1, arg2, ctx->mem_idx); |
2676 |
tcg_temp_free(t1); |
2677 |
#else
|
2678 |
TCGv t0 = tcg_temp_new(); |
2679 |
tcg_gen_ext16u_tl(t0, arg1); |
2680 |
tcg_gen_bswap16_i32(t0, t0); |
2681 |
tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx); |
2682 |
tcg_temp_free(t0); |
2683 |
#endif
|
2684 |
} else {
|
2685 |
tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx); |
2686 |
} |
2687 |
} |
2688 |
|
2689 |
static always_inline void gen_qemu_st32(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2690 |
{ |
2691 |
if (unlikely(ctx->le_mode)) {
|
2692 |
#if defined(TARGET_PPC64)
|
2693 |
TCGv_i32 t0; |
2694 |
TCGv t1; |
2695 |
t0 = tcg_temp_new_i32(); |
2696 |
tcg_gen_trunc_tl_i32(t0, arg1); |
2697 |
tcg_gen_bswap_i32(t0, t0); |
2698 |
t1 = tcg_temp_new(); |
2699 |
tcg_gen_extu_i32_tl(t1, t0); |
2700 |
tcg_temp_free_i32(t0); |
2701 |
tcg_gen_qemu_st32(t1, arg2, ctx->mem_idx); |
2702 |
tcg_temp_free(t1); |
2703 |
#else
|
2704 |
TCGv t0 = tcg_temp_new_i32(); |
2705 |
tcg_gen_bswap_i32(t0, arg1); |
2706 |
tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx); |
2707 |
tcg_temp_free(t0); |
2708 |
#endif
|
2709 |
} else {
|
2710 |
tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx); |
2711 |
} |
2712 |
} |
2713 |
|
2714 |
static always_inline void gen_qemu_st64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2) |
2715 |
{ |
2716 |
if (unlikely(ctx->le_mode)) {
|
2717 |
TCGv_i64 t0 = tcg_temp_new_i64(); |
2718 |
tcg_gen_bswap_i64(t0, arg1); |
2719 |
tcg_gen_qemu_st64(t0, arg2, ctx->mem_idx); |
2720 |
tcg_temp_free_i64(t0); |
2721 |
} else
|
2722 |
tcg_gen_qemu_st64(arg1, arg2, ctx->mem_idx); |
2723 |
} |
2724 |
|
2725 |
#define GEN_LD(name, ldop, opc, type) \
|
2726 |
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \ |
2727 |
{ \ |
2728 |
TCGv EA; \ |
2729 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2730 |
EA = tcg_temp_new(); \ |
2731 |
gen_addr_imm_index(ctx, EA, 0); \
|
2732 |
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ |
2733 |
tcg_temp_free(EA); \ |
2734 |
} |
2735 |
|
2736 |
#define GEN_LDU(name, ldop, opc, type) \
|
2737 |
GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
2738 |
{ \ |
2739 |
TCGv EA; \ |
2740 |
if (unlikely(rA(ctx->opcode) == 0 || \ |
2741 |
rA(ctx->opcode) == rD(ctx->opcode))) { \ |
2742 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
2743 |
return; \
|
2744 |
} \ |
2745 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2746 |
EA = tcg_temp_new(); \ |
2747 |
if (type == PPC_64B) \
|
2748 |
gen_addr_imm_index(ctx, EA, 0x03); \
|
2749 |
else \
|
2750 |
gen_addr_imm_index(ctx, EA, 0); \
|
2751 |
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ |
2752 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
2753 |
tcg_temp_free(EA); \ |
2754 |
} |
2755 |
|
2756 |
#define GEN_LDUX(name, ldop, opc2, opc3, type) \
|
2757 |
GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type) \ |
2758 |
{ \ |
2759 |
TCGv EA; \ |
2760 |
if (unlikely(rA(ctx->opcode) == 0 || \ |
2761 |
rA(ctx->opcode) == rD(ctx->opcode))) { \ |
2762 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
2763 |
return; \
|
2764 |
} \ |
2765 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2766 |
EA = tcg_temp_new(); \ |
2767 |
gen_addr_reg_index(ctx, EA); \ |
2768 |
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ |
2769 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
2770 |
tcg_temp_free(EA); \ |
2771 |
} |
2772 |
|
2773 |
#define GEN_LDX(name, ldop, opc2, opc3, type) \
|
2774 |
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
2775 |
{ \ |
2776 |
TCGv EA; \ |
2777 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2778 |
EA = tcg_temp_new(); \ |
2779 |
gen_addr_reg_index(ctx, EA); \ |
2780 |
gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \ |
2781 |
tcg_temp_free(EA); \ |
2782 |
} |
2783 |
|
2784 |
#define GEN_LDS(name, ldop, op, type) \
|
2785 |
GEN_LD(name, ldop, op | 0x20, type); \
|
2786 |
GEN_LDU(name, ldop, op | 0x21, type); \
|
2787 |
GEN_LDUX(name, ldop, 0x17, op | 0x01, type); \ |
2788 |
GEN_LDX(name, ldop, 0x17, op | 0x00, type) |
2789 |
|
2790 |
/* lbz lbzu lbzux lbzx */
|
2791 |
GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER);
|
2792 |
/* lha lhau lhaux lhax */
|
2793 |
GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER);
|
2794 |
/* lhz lhzu lhzux lhzx */
|
2795 |
GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER);
|
2796 |
/* lwz lwzu lwzux lwzx */
|
2797 |
GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER);
|
2798 |
#if defined(TARGET_PPC64)
|
2799 |
/* lwaux */
|
2800 |
GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B); |
2801 |
/* lwax */
|
2802 |
GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B); |
2803 |
/* ldux */
|
2804 |
GEN_LDUX(ld, ld64, 0x15, 0x01, PPC_64B); |
2805 |
/* ldx */
|
2806 |
GEN_LDX(ld, ld64, 0x15, 0x00, PPC_64B); |
2807 |
GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B) |
2808 |
{ |
2809 |
TCGv EA; |
2810 |
if (Rc(ctx->opcode)) {
|
2811 |
if (unlikely(rA(ctx->opcode) == 0 || |
2812 |
rA(ctx->opcode) == rD(ctx->opcode))) { |
2813 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
2814 |
return;
|
2815 |
} |
2816 |
} |
2817 |
gen_set_access_type(ctx, ACCESS_INT); |
2818 |
EA = tcg_temp_new(); |
2819 |
gen_addr_imm_index(ctx, EA, 0x03);
|
2820 |
if (ctx->opcode & 0x02) { |
2821 |
/* lwa (lwau is undefined) */
|
2822 |
gen_qemu_ld32s(ctx, cpu_gpr[rD(ctx->opcode)], EA); |
2823 |
} else {
|
2824 |
/* ld - ldu */
|
2825 |
gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], EA); |
2826 |
} |
2827 |
if (Rc(ctx->opcode))
|
2828 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); |
2829 |
tcg_temp_free(EA); |
2830 |
} |
2831 |
/* lq */
|
2832 |
GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX) |
2833 |
{ |
2834 |
#if defined(CONFIG_USER_ONLY)
|
2835 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
2836 |
#else
|
2837 |
int ra, rd;
|
2838 |
TCGv EA; |
2839 |
|
2840 |
/* Restore CPU state */
|
2841 |
if (unlikely(ctx->mem_idx == 0)) { |
2842 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
2843 |
return;
|
2844 |
} |
2845 |
ra = rA(ctx->opcode); |
2846 |
rd = rD(ctx->opcode); |
2847 |
if (unlikely((rd & 1) || rd == ra)) { |
2848 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
2849 |
return;
|
2850 |
} |
2851 |
if (unlikely(ctx->le_mode)) {
|
2852 |
/* Little-endian mode is not handled */
|
2853 |
gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); |
2854 |
return;
|
2855 |
} |
2856 |
gen_set_access_type(ctx, ACCESS_INT); |
2857 |
EA = tcg_temp_new(); |
2858 |
gen_addr_imm_index(ctx, EA, 0x0F);
|
2859 |
gen_qemu_ld64(ctx, cpu_gpr[rd], EA); |
2860 |
gen_addr_add(ctx, EA, EA, 8);
|
2861 |
gen_qemu_ld64(ctx, cpu_gpr[rd+1], EA);
|
2862 |
tcg_temp_free(EA); |
2863 |
#endif
|
2864 |
} |
2865 |
#endif
|
2866 |
|
2867 |
/*** Integer store ***/
|
2868 |
#define GEN_ST(name, stop, opc, type) \
|
2869 |
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \ |
2870 |
{ \ |
2871 |
TCGv EA; \ |
2872 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2873 |
EA = tcg_temp_new(); \ |
2874 |
gen_addr_imm_index(ctx, EA, 0); \
|
2875 |
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ |
2876 |
tcg_temp_free(EA); \ |
2877 |
} |
2878 |
|
2879 |
#define GEN_STU(name, stop, opc, type) \
|
2880 |
GEN_HANDLER(stop##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
2881 |
{ \ |
2882 |
TCGv EA; \ |
2883 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
2884 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
2885 |
return; \
|
2886 |
} \ |
2887 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2888 |
EA = tcg_temp_new(); \ |
2889 |
if (type == PPC_64B) \
|
2890 |
gen_addr_imm_index(ctx, EA, 0x03); \
|
2891 |
else \
|
2892 |
gen_addr_imm_index(ctx, EA, 0); \
|
2893 |
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ |
2894 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
2895 |
tcg_temp_free(EA); \ |
2896 |
} |
2897 |
|
2898 |
#define GEN_STUX(name, stop, opc2, opc3, type) \
|
2899 |
GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type) \ |
2900 |
{ \ |
2901 |
TCGv EA; \ |
2902 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
2903 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
2904 |
return; \
|
2905 |
} \ |
2906 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2907 |
EA = tcg_temp_new(); \ |
2908 |
gen_addr_reg_index(ctx, EA); \ |
2909 |
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ |
2910 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
2911 |
tcg_temp_free(EA); \ |
2912 |
} |
2913 |
|
2914 |
#define GEN_STX(name, stop, opc2, opc3, type) \
|
2915 |
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
2916 |
{ \ |
2917 |
TCGv EA; \ |
2918 |
gen_set_access_type(ctx, ACCESS_INT); \ |
2919 |
EA = tcg_temp_new(); \ |
2920 |
gen_addr_reg_index(ctx, EA); \ |
2921 |
gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \ |
2922 |
tcg_temp_free(EA); \ |
2923 |
} |
2924 |
|
2925 |
#define GEN_STS(name, stop, op, type) \
|
2926 |
GEN_ST(name, stop, op | 0x20, type); \
|
2927 |
GEN_STU(name, stop, op | 0x21, type); \
|
2928 |
GEN_STUX(name, stop, 0x17, op | 0x01, type); \ |
2929 |
GEN_STX(name, stop, 0x17, op | 0x00, type) |
2930 |
|
2931 |
/* stb stbu stbux stbx */
|
2932 |
GEN_STS(stb, st8, 0x06, PPC_INTEGER);
|
2933 |
/* sth sthu sthux sthx */
|
2934 |
GEN_STS(sth, st16, 0x0C, PPC_INTEGER);
|
2935 |
/* stw stwu stwux stwx */
|
2936 |
GEN_STS(stw, st32, 0x04, PPC_INTEGER);
|
2937 |
#if defined(TARGET_PPC64)
|
2938 |
GEN_STUX(std, st64, 0x15, 0x05, PPC_64B); |
2939 |
GEN_STX(std, st64, 0x15, 0x04, PPC_64B); |
2940 |
GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B) |
2941 |
{ |
2942 |
int rs;
|
2943 |
TCGv EA; |
2944 |
|
2945 |
rs = rS(ctx->opcode); |
2946 |
if ((ctx->opcode & 0x3) == 0x2) { |
2947 |
#if defined(CONFIG_USER_ONLY)
|
2948 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
2949 |
#else
|
2950 |
/* stq */
|
2951 |
if (unlikely(ctx->mem_idx == 0)) { |
2952 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
2953 |
return;
|
2954 |
} |
2955 |
if (unlikely(rs & 1)) { |
2956 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
2957 |
return;
|
2958 |
} |
2959 |
if (unlikely(ctx->le_mode)) {
|
2960 |
/* Little-endian mode is not handled */
|
2961 |
gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); |
2962 |
return;
|
2963 |
} |
2964 |
gen_set_access_type(ctx, ACCESS_INT); |
2965 |
EA = tcg_temp_new(); |
2966 |
gen_addr_imm_index(ctx, EA, 0x03);
|
2967 |
gen_qemu_st64(ctx, cpu_gpr[rs], EA); |
2968 |
gen_addr_add(ctx, EA, EA, 8);
|
2969 |
gen_qemu_st64(ctx, cpu_gpr[rs+1], EA);
|
2970 |
tcg_temp_free(EA); |
2971 |
#endif
|
2972 |
} else {
|
2973 |
/* std / stdu */
|
2974 |
if (Rc(ctx->opcode)) {
|
2975 |
if (unlikely(rA(ctx->opcode) == 0)) { |
2976 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
2977 |
return;
|
2978 |
} |
2979 |
} |
2980 |
gen_set_access_type(ctx, ACCESS_INT); |
2981 |
EA = tcg_temp_new(); |
2982 |
gen_addr_imm_index(ctx, EA, 0x03);
|
2983 |
gen_qemu_st64(ctx, cpu_gpr[rs], EA); |
2984 |
if (Rc(ctx->opcode))
|
2985 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); |
2986 |
tcg_temp_free(EA); |
2987 |
} |
2988 |
} |
2989 |
#endif
|
2990 |
/*** Integer load and store with byte reverse ***/
|
2991 |
/* lhbrx */
|
2992 |
static void always_inline gen_qemu_ld16ur(DisasContext *ctx, TCGv arg1, TCGv arg2) |
2993 |
{ |
2994 |
tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx); |
2995 |
if (likely(!ctx->le_mode)) {
|
2996 |
#if defined(TARGET_PPC64)
|
2997 |
TCGv_i32 t0 = tcg_temp_new_i32(); |
2998 |
tcg_gen_trunc_tl_i32(t0, arg1); |
2999 |
tcg_gen_bswap16_i32(t0, t0); |
3000 |
tcg_gen_extu_i32_tl(arg1, t0); |
3001 |
tcg_temp_free_i32(t0); |
3002 |
#else
|
3003 |
tcg_gen_bswap16_i32(arg1, arg1); |
3004 |
#endif
|
3005 |
} |
3006 |
} |
3007 |
GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER); |
3008 |
|
3009 |
/* lwbrx */
|
3010 |
static void always_inline gen_qemu_ld32ur(DisasContext *ctx, TCGv arg1, TCGv arg2) |
3011 |
{ |
3012 |
tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx); |
3013 |
if (likely(!ctx->le_mode)) {
|
3014 |
#if defined(TARGET_PPC64)
|
3015 |
TCGv_i32 t0 = tcg_temp_new_i32(); |
3016 |
tcg_gen_trunc_tl_i32(t0, arg1); |
3017 |
tcg_gen_bswap_i32(t0, t0); |
3018 |
tcg_gen_extu_i32_tl(arg1, t0); |
3019 |
tcg_temp_free_i32(t0); |
3020 |
#else
|
3021 |
tcg_gen_bswap_i32(arg1, arg1); |
3022 |
#endif
|
3023 |
} |
3024 |
} |
3025 |
GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER); |
3026 |
|
3027 |
/* sthbrx */
|
3028 |
static void always_inline gen_qemu_st16r(DisasContext *ctx, TCGv arg1, TCGv arg2) |
3029 |
{ |
3030 |
if (likely(!ctx->le_mode)) {
|
3031 |
#if defined(TARGET_PPC64)
|
3032 |
TCGv_i32 t0; |
3033 |
TCGv t1; |
3034 |
t0 = tcg_temp_new_i32(); |
3035 |
tcg_gen_trunc_tl_i32(t0, arg1); |
3036 |
tcg_gen_ext16u_i32(t0, t0); |
3037 |
tcg_gen_bswap16_i32(t0, t0); |
3038 |
t1 = tcg_temp_new(); |
3039 |
tcg_gen_extu_i32_tl(t1, t0); |
3040 |
tcg_temp_free_i32(t0); |
3041 |
tcg_gen_qemu_st16(t1, arg2, ctx->mem_idx); |
3042 |
tcg_temp_free(t1); |
3043 |
#else
|
3044 |
TCGv t0 = tcg_temp_new(); |
3045 |
tcg_gen_ext16u_tl(t0, arg1); |
3046 |
tcg_gen_bswap16_i32(t0, t0); |
3047 |
tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx); |
3048 |
tcg_temp_free(t0); |
3049 |
#endif
|
3050 |
} else {
|
3051 |
tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx); |
3052 |
} |
3053 |
} |
3054 |
GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER); |
3055 |
|
3056 |
/* stwbrx */
|
3057 |
static void always_inline gen_qemu_st32r(DisasContext *ctx, TCGv arg1, TCGv arg2) |
3058 |
{ |
3059 |
if (likely(!ctx->le_mode)) {
|
3060 |
#if defined(TARGET_PPC64)
|
3061 |
TCGv_i32 t0; |
3062 |
TCGv t1; |
3063 |
t0 = tcg_temp_new_i32(); |
3064 |
tcg_gen_trunc_tl_i32(t0, arg1); |
3065 |
tcg_gen_bswap_i32(t0, t0); |
3066 |
t1 = tcg_temp_new(); |
3067 |
tcg_gen_extu_i32_tl(t1, t0); |
3068 |
tcg_temp_free_i32(t0); |
3069 |
tcg_gen_qemu_st32(t1, arg2, ctx->mem_idx); |
3070 |
tcg_temp_free(t1); |
3071 |
#else
|
3072 |
TCGv t0 = tcg_temp_new_i32(); |
3073 |
tcg_gen_bswap_i32(t0, arg1); |
3074 |
tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx); |
3075 |
tcg_temp_free(t0); |
3076 |
#endif
|
3077 |
} else {
|
3078 |
tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx); |
3079 |
} |
3080 |
} |
3081 |
GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER); |
3082 |
|
3083 |
/*** Integer load and store multiple ***/
|
3084 |
/* lmw */
|
3085 |
GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
3086 |
{ |
3087 |
TCGv t0; |
3088 |
TCGv_i32 t1; |
3089 |
gen_set_access_type(ctx, ACCESS_INT); |
3090 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
3091 |
gen_update_nip(ctx, ctx->nip - 4);
|
3092 |
t0 = tcg_temp_new(); |
3093 |
t1 = tcg_const_i32(rD(ctx->opcode)); |
3094 |
gen_addr_imm_index(ctx, t0, 0);
|
3095 |
gen_helper_lmw(t0, t1); |
3096 |
tcg_temp_free(t0); |
3097 |
tcg_temp_free_i32(t1); |
3098 |
} |
3099 |
|
3100 |
/* stmw */
|
3101 |
GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
3102 |
{ |
3103 |
TCGv t0; |
3104 |
TCGv_i32 t1; |
3105 |
gen_set_access_type(ctx, ACCESS_INT); |
3106 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
3107 |
gen_update_nip(ctx, ctx->nip - 4);
|
3108 |
t0 = tcg_temp_new(); |
3109 |
t1 = tcg_const_i32(rS(ctx->opcode)); |
3110 |
gen_addr_imm_index(ctx, t0, 0);
|
3111 |
gen_helper_stmw(t0, t1); |
3112 |
tcg_temp_free(t0); |
3113 |
tcg_temp_free_i32(t1); |
3114 |
} |
3115 |
|
3116 |
/*** Integer load and store strings ***/
|
3117 |
/* lswi */
|
3118 |
/* PowerPC32 specification says we must generate an exception if
|
3119 |
* rA is in the range of registers to be loaded.
|
3120 |
* In an other hand, IBM says this is valid, but rA won't be loaded.
|
3121 |
* For now, I'll follow the spec...
|
3122 |
*/
|
3123 |
GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING) |
3124 |
{ |
3125 |
TCGv t0; |
3126 |
TCGv_i32 t1, t2; |
3127 |
int nb = NB(ctx->opcode);
|
3128 |
int start = rD(ctx->opcode);
|
3129 |
int ra = rA(ctx->opcode);
|
3130 |
int nr;
|
3131 |
|
3132 |
if (nb == 0) |
3133 |
nb = 32;
|
3134 |
nr = nb / 4;
|
3135 |
if (unlikely(((start + nr) > 32 && |
3136 |
start <= ra && (start + nr - 32) > ra) ||
|
3137 |
((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
|
3138 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX); |
3139 |
return;
|
3140 |
} |
3141 |
gen_set_access_type(ctx, ACCESS_INT); |
3142 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
3143 |
gen_update_nip(ctx, ctx->nip - 4);
|
3144 |
t0 = tcg_temp_new(); |
3145 |
gen_addr_register(ctx, t0); |
3146 |
t1 = tcg_const_i32(nb); |
3147 |
t2 = tcg_const_i32(start); |
3148 |
gen_helper_lsw(t0, t1, t2); |
3149 |
tcg_temp_free(t0); |
3150 |
tcg_temp_free_i32(t1); |
3151 |
tcg_temp_free_i32(t2); |
3152 |
} |
3153 |
|
3154 |
/* lswx */
|
3155 |
GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING) |
3156 |
{ |
3157 |
TCGv t0; |
3158 |
TCGv_i32 t1, t2, t3; |
3159 |
gen_set_access_type(ctx, ACCESS_INT); |
3160 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
3161 |
gen_update_nip(ctx, ctx->nip - 4);
|
3162 |
t0 = tcg_temp_new(); |
3163 |
gen_addr_reg_index(ctx, t0); |
3164 |
t1 = tcg_const_i32(rD(ctx->opcode)); |
3165 |
t2 = tcg_const_i32(rA(ctx->opcode)); |
3166 |
t3 = tcg_const_i32(rB(ctx->opcode)); |
3167 |
gen_helper_lswx(t0, t1, t2, t3); |
3168 |
tcg_temp_free(t0); |
3169 |
tcg_temp_free_i32(t1); |
3170 |
tcg_temp_free_i32(t2); |
3171 |
tcg_temp_free_i32(t3); |
3172 |
} |
3173 |
|
3174 |
/* stswi */
|
3175 |
GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING) |
3176 |
{ |
3177 |
TCGv t0; |
3178 |
TCGv_i32 t1, t2; |
3179 |
int nb = NB(ctx->opcode);
|
3180 |
gen_set_access_type(ctx, ACCESS_INT); |
3181 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
3182 |
gen_update_nip(ctx, ctx->nip - 4);
|
3183 |
t0 = tcg_temp_new(); |
3184 |
gen_addr_register(ctx, t0); |
3185 |
if (nb == 0) |
3186 |
nb = 32;
|
3187 |
t1 = tcg_const_i32(nb); |
3188 |
t2 = tcg_const_i32(rS(ctx->opcode)); |
3189 |
gen_helper_stsw(t0, t1, t2); |
3190 |
tcg_temp_free(t0); |
3191 |
tcg_temp_free_i32(t1); |
3192 |
tcg_temp_free_i32(t2); |
3193 |
} |
3194 |
|
3195 |
/* stswx */
|
3196 |
GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING) |
3197 |
{ |
3198 |
TCGv t0; |
3199 |
TCGv_i32 t1, t2; |
3200 |
gen_set_access_type(ctx, ACCESS_INT); |
3201 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
3202 |
gen_update_nip(ctx, ctx->nip - 4);
|
3203 |
t0 = tcg_temp_new(); |
3204 |
gen_addr_reg_index(ctx, t0); |
3205 |
t1 = tcg_temp_new_i32(); |
3206 |
tcg_gen_trunc_tl_i32(t1, cpu_xer); |
3207 |
tcg_gen_andi_i32(t1, t1, 0x7F);
|
3208 |
t2 = tcg_const_i32(rS(ctx->opcode)); |
3209 |
gen_helper_stsw(t0, t1, t2); |
3210 |
tcg_temp_free(t0); |
3211 |
tcg_temp_free_i32(t1); |
3212 |
tcg_temp_free_i32(t2); |
3213 |
} |
3214 |
|
3215 |
/*** Memory synchronisation ***/
|
3216 |
/* eieio */
|
3217 |
GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO) |
3218 |
{ |
3219 |
} |
3220 |
|
3221 |
/* isync */
|
3222 |
GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM) |
3223 |
{ |
3224 |
gen_stop_exception(ctx); |
3225 |
} |
3226 |
|
3227 |
/* lwarx */
|
3228 |
GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES) |
3229 |
{ |
3230 |
TCGv t0; |
3231 |
gen_set_access_type(ctx, ACCESS_RES); |
3232 |
t0 = tcg_temp_local_new(); |
3233 |
gen_addr_reg_index(ctx, t0); |
3234 |
gen_check_align(ctx, t0, 0x03);
|
3235 |
gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0); |
3236 |
tcg_gen_mov_tl(cpu_reserve, t0); |
3237 |
tcg_temp_free(t0); |
3238 |
} |
3239 |
|
3240 |
/* stwcx. */
|
3241 |
GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES) |
3242 |
{ |
3243 |
int l1;
|
3244 |
TCGv t0; |
3245 |
gen_set_access_type(ctx, ACCESS_RES); |
3246 |
t0 = tcg_temp_local_new(); |
3247 |
gen_addr_reg_index(ctx, t0); |
3248 |
gen_check_align(ctx, t0, 0x03);
|
3249 |
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
|
3250 |
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO); |
3251 |
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1); |
3252 |
l1 = gen_new_label(); |
3253 |
tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1); |
3254 |
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ); |
3255 |
gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], t0); |
3256 |
gen_set_label(l1); |
3257 |
tcg_gen_movi_tl(cpu_reserve, -1);
|
3258 |
tcg_temp_free(t0); |
3259 |
} |
3260 |
|
3261 |
#if defined(TARGET_PPC64)
|
3262 |
/* ldarx */
|
3263 |
GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B) |
3264 |
{ |
3265 |
TCGv t0; |
3266 |
gen_set_access_type(ctx, ACCESS_RES); |
3267 |
t0 = tcg_temp_local_new(); |
3268 |
gen_addr_reg_index(ctx, t0); |
3269 |
gen_check_align(ctx, t0, 0x07);
|
3270 |
gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], t0); |
3271 |
tcg_gen_mov_tl(cpu_reserve, t0); |
3272 |
tcg_temp_free(t0); |
3273 |
} |
3274 |
|
3275 |
/* stdcx. */
|
3276 |
GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B) |
3277 |
{ |
3278 |
int l1;
|
3279 |
TCGv t0; |
3280 |
gen_set_access_type(ctx, ACCESS_RES); |
3281 |
t0 = tcg_temp_local_new(); |
3282 |
gen_addr_reg_index(ctx, t0); |
3283 |
gen_check_align(ctx, t0, 0x07);
|
3284 |
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
|
3285 |
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO); |
3286 |
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1); |
3287 |
l1 = gen_new_label(); |
3288 |
tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1); |
3289 |
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ); |
3290 |
gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], t0); |
3291 |
gen_set_label(l1); |
3292 |
tcg_gen_movi_tl(cpu_reserve, -1);
|
3293 |
tcg_temp_free(t0); |
3294 |
} |
3295 |
#endif /* defined(TARGET_PPC64) */ |
3296 |
|
3297 |
/* sync */
|
3298 |
GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC) |
3299 |
{ |
3300 |
} |
3301 |
|
3302 |
/* wait */
|
3303 |
GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT) |
3304 |
{ |
3305 |
TCGv_i32 t0 = tcg_temp_new_i32(); |
3306 |
tcg_gen_st_i32(t0, cpu_env, offsetof(CPUState, halted)); |
3307 |
tcg_temp_free_i32(t0); |
3308 |
/* Stop translation, as the CPU is supposed to sleep from now */
|
3309 |
gen_exception_err(ctx, EXCP_HLT, 1);
|
3310 |
} |
3311 |
|
3312 |
/*** Floating-point load ***/
|
3313 |
#define GEN_LDF(name, ldop, opc, type) \
|
3314 |
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \ |
3315 |
{ \ |
3316 |
TCGv EA; \ |
3317 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3318 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3319 |
return; \
|
3320 |
} \ |
3321 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3322 |
EA = tcg_temp_new(); \ |
3323 |
gen_addr_imm_index(ctx, EA, 0); \
|
3324 |
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \ |
3325 |
tcg_temp_free(EA); \ |
3326 |
} |
3327 |
|
3328 |
#define GEN_LDUF(name, ldop, opc, type) \
|
3329 |
GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
3330 |
{ \ |
3331 |
TCGv EA; \ |
3332 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3333 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3334 |
return; \
|
3335 |
} \ |
3336 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
3337 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
3338 |
return; \
|
3339 |
} \ |
3340 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3341 |
EA = tcg_temp_new(); \ |
3342 |
gen_addr_imm_index(ctx, EA, 0); \
|
3343 |
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \ |
3344 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
3345 |
tcg_temp_free(EA); \ |
3346 |
} |
3347 |
|
3348 |
#define GEN_LDUXF(name, ldop, opc, type) \
|
3349 |
GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type) \ |
3350 |
{ \ |
3351 |
TCGv EA; \ |
3352 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3353 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3354 |
return; \
|
3355 |
} \ |
3356 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
3357 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
3358 |
return; \
|
3359 |
} \ |
3360 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3361 |
EA = tcg_temp_new(); \ |
3362 |
gen_addr_reg_index(ctx, EA); \ |
3363 |
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \ |
3364 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
3365 |
tcg_temp_free(EA); \ |
3366 |
} |
3367 |
|
3368 |
#define GEN_LDXF(name, ldop, opc2, opc3, type) \
|
3369 |
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
3370 |
{ \ |
3371 |
TCGv EA; \ |
3372 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3373 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3374 |
return; \
|
3375 |
} \ |
3376 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3377 |
EA = tcg_temp_new(); \ |
3378 |
gen_addr_reg_index(ctx, EA); \ |
3379 |
gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \ |
3380 |
tcg_temp_free(EA); \ |
3381 |
} |
3382 |
|
3383 |
#define GEN_LDFS(name, ldop, op, type) \
|
3384 |
GEN_LDF(name, ldop, op | 0x20, type); \
|
3385 |
GEN_LDUF(name, ldop, op | 0x21, type); \
|
3386 |
GEN_LDUXF(name, ldop, op | 0x01, type); \
|
3387 |
GEN_LDXF(name, ldop, 0x17, op | 0x00, type) |
3388 |
|
3389 |
static always_inline void gen_qemu_ld32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2) |
3390 |
{ |
3391 |
TCGv t0 = tcg_temp_new(); |
3392 |
TCGv_i32 t1 = tcg_temp_new_i32(); |
3393 |
gen_qemu_ld32u(ctx, t0, arg2); |
3394 |
tcg_gen_trunc_tl_i32(t1, t0); |
3395 |
tcg_temp_free(t0); |
3396 |
gen_helper_float32_to_float64(arg1, t1); |
3397 |
tcg_temp_free_i32(t1); |
3398 |
} |
3399 |
|
3400 |
/* lfd lfdu lfdux lfdx */
|
3401 |
GEN_LDFS(lfd, ld64, 0x12, PPC_FLOAT);
|
3402 |
/* lfs lfsu lfsux lfsx */
|
3403 |
GEN_LDFS(lfs, ld32fs, 0x10, PPC_FLOAT);
|
3404 |
|
3405 |
/*** Floating-point store ***/
|
3406 |
#define GEN_STF(name, stop, opc, type) \
|
3407 |
GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \ |
3408 |
{ \ |
3409 |
TCGv EA; \ |
3410 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3411 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3412 |
return; \
|
3413 |
} \ |
3414 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3415 |
EA = tcg_temp_new(); \ |
3416 |
gen_addr_imm_index(ctx, EA, 0); \
|
3417 |
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \ |
3418 |
tcg_temp_free(EA); \ |
3419 |
} |
3420 |
|
3421 |
#define GEN_STUF(name, stop, opc, type) \
|
3422 |
GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
3423 |
{ \ |
3424 |
TCGv EA; \ |
3425 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3426 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3427 |
return; \
|
3428 |
} \ |
3429 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
3430 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
3431 |
return; \
|
3432 |
} \ |
3433 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3434 |
EA = tcg_temp_new(); \ |
3435 |
gen_addr_imm_index(ctx, EA, 0); \
|
3436 |
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \ |
3437 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
3438 |
tcg_temp_free(EA); \ |
3439 |
} |
3440 |
|
3441 |
#define GEN_STUXF(name, stop, opc, type) \
|
3442 |
GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type) \ |
3443 |
{ \ |
3444 |
TCGv EA; \ |
3445 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3446 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3447 |
return; \
|
3448 |
} \ |
3449 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
3450 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \ |
3451 |
return; \
|
3452 |
} \ |
3453 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3454 |
EA = tcg_temp_new(); \ |
3455 |
gen_addr_reg_index(ctx, EA); \ |
3456 |
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \ |
3457 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \ |
3458 |
tcg_temp_free(EA); \ |
3459 |
} |
3460 |
|
3461 |
#define GEN_STXF(name, stop, opc2, opc3, type) \
|
3462 |
GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
3463 |
{ \ |
3464 |
TCGv EA; \ |
3465 |
if (unlikely(!ctx->fpu_enabled)) { \
|
3466 |
gen_exception(ctx, POWERPC_EXCP_FPU); \ |
3467 |
return; \
|
3468 |
} \ |
3469 |
gen_set_access_type(ctx, ACCESS_FLOAT); \ |
3470 |
EA = tcg_temp_new(); \ |
3471 |
gen_addr_reg_index(ctx, EA); \ |
3472 |
gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \ |
3473 |
tcg_temp_free(EA); \ |
3474 |
} |
3475 |
|
3476 |
#define GEN_STFS(name, stop, op, type) \
|
3477 |
GEN_STF(name, stop, op | 0x20, type); \
|
3478 |
GEN_STUF(name, stop, op | 0x21, type); \
|
3479 |
GEN_STUXF(name, stop, op | 0x01, type); \
|
3480 |
GEN_STXF(name, stop, 0x17, op | 0x00, type) |
3481 |
|
3482 |
static always_inline void gen_qemu_st32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2) |
3483 |
{ |
3484 |
TCGv_i32 t0 = tcg_temp_new_i32(); |
3485 |
TCGv t1 = tcg_temp_new(); |
3486 |
gen_helper_float64_to_float32(t0, arg1); |
3487 |
tcg_gen_extu_i32_tl(t1, t0); |
3488 |
tcg_temp_free_i32(t0); |
3489 |
gen_qemu_st32(ctx, t1, arg2); |
3490 |
tcg_temp_free(t1); |
3491 |
} |
3492 |
|
3493 |
/* stfd stfdu stfdux stfdx */
|
3494 |
GEN_STFS(stfd, st64, 0x16, PPC_FLOAT);
|
3495 |
/* stfs stfsu stfsux stfsx */
|
3496 |
GEN_STFS(stfs, st32fs, 0x14, PPC_FLOAT);
|
3497 |
|
3498 |
/* Optional: */
|
3499 |
static always_inline void gen_qemu_st32fiw(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2) |
3500 |
{ |
3501 |
TCGv t0 = tcg_temp_new(); |
3502 |
tcg_gen_trunc_i64_tl(t0, arg1), |
3503 |
gen_qemu_st32(ctx, t0, arg2); |
3504 |
tcg_temp_free(t0); |
3505 |
} |
3506 |
/* stfiwx */
|
3507 |
GEN_STXF(stfiw, st32fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX); |
3508 |
|
3509 |
/*** Branch ***/
|
3510 |
static always_inline void gen_goto_tb (DisasContext *ctx, int n, |
3511 |
target_ulong dest) |
3512 |
{ |
3513 |
TranslationBlock *tb; |
3514 |
tb = ctx->tb; |
3515 |
#if defined(TARGET_PPC64)
|
3516 |
if (!ctx->sf_mode)
|
3517 |
dest = (uint32_t) dest; |
3518 |
#endif
|
3519 |
if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) &&
|
3520 |
likely(!ctx->singlestep_enabled)) { |
3521 |
tcg_gen_goto_tb(n); |
3522 |
tcg_gen_movi_tl(cpu_nip, dest & ~3);
|
3523 |
tcg_gen_exit_tb((long)tb + n);
|
3524 |
} else {
|
3525 |
tcg_gen_movi_tl(cpu_nip, dest & ~3);
|
3526 |
if (unlikely(ctx->singlestep_enabled)) {
|
3527 |
if ((ctx->singlestep_enabled &
|
3528 |
(CPU_BRANCH_STEP | CPU_SINGLE_STEP)) && |
3529 |
ctx->exception == POWERPC_EXCP_BRANCH) { |
3530 |
target_ulong tmp = ctx->nip; |
3531 |
ctx->nip = dest; |
3532 |
gen_exception(ctx, POWERPC_EXCP_TRACE); |
3533 |
ctx->nip = tmp; |
3534 |
} |
3535 |
if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) {
|
3536 |
gen_debug_exception(ctx); |
3537 |
} |
3538 |
} |
3539 |
tcg_gen_exit_tb(0);
|
3540 |
} |
3541 |
} |
3542 |
|
3543 |
static always_inline void gen_setlr (DisasContext *ctx, target_ulong nip) |
3544 |
{ |
3545 |
#if defined(TARGET_PPC64)
|
3546 |
if (ctx->sf_mode == 0) |
3547 |
tcg_gen_movi_tl(cpu_lr, (uint32_t)nip); |
3548 |
else
|
3549 |
#endif
|
3550 |
tcg_gen_movi_tl(cpu_lr, nip); |
3551 |
} |
3552 |
|
3553 |
/* b ba bl bla */
|
3554 |
GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW) |
3555 |
{ |
3556 |
target_ulong li, target; |
3557 |
|
3558 |
ctx->exception = POWERPC_EXCP_BRANCH; |
3559 |
/* sign extend LI */
|
3560 |
#if defined(TARGET_PPC64)
|
3561 |
if (ctx->sf_mode)
|
3562 |
li = ((int64_t)LI(ctx->opcode) << 38) >> 38; |
3563 |
else
|
3564 |
#endif
|
3565 |
li = ((int32_t)LI(ctx->opcode) << 6) >> 6; |
3566 |
if (likely(AA(ctx->opcode) == 0)) |
3567 |
target = ctx->nip + li - 4;
|
3568 |
else
|
3569 |
target = li; |
3570 |
if (LK(ctx->opcode))
|
3571 |
gen_setlr(ctx, ctx->nip); |
3572 |
gen_goto_tb(ctx, 0, target);
|
3573 |
} |
3574 |
|
3575 |
#define BCOND_IM 0 |
3576 |
#define BCOND_LR 1 |
3577 |
#define BCOND_CTR 2 |
3578 |
|
3579 |
static always_inline void gen_bcond (DisasContext *ctx, int type) |
3580 |
{ |
3581 |
uint32_t bo = BO(ctx->opcode); |
3582 |
int l1 = gen_new_label();
|
3583 |
TCGv target; |
3584 |
|
3585 |
ctx->exception = POWERPC_EXCP_BRANCH; |
3586 |
if (type == BCOND_LR || type == BCOND_CTR) {
|
3587 |
target = tcg_temp_local_new(); |
3588 |
if (type == BCOND_CTR)
|
3589 |
tcg_gen_mov_tl(target, cpu_ctr); |
3590 |
else
|
3591 |
tcg_gen_mov_tl(target, cpu_lr); |
3592 |
} |
3593 |
if (LK(ctx->opcode))
|
3594 |
gen_setlr(ctx, ctx->nip); |
3595 |
l1 = gen_new_label(); |
3596 |
if ((bo & 0x4) == 0) { |
3597 |
/* Decrement and test CTR */
|
3598 |
TCGv temp = tcg_temp_new(); |
3599 |
if (unlikely(type == BCOND_CTR)) {
|
3600 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
3601 |
return;
|
3602 |
} |
3603 |
tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1);
|
3604 |
#if defined(TARGET_PPC64)
|
3605 |
if (!ctx->sf_mode)
|
3606 |
tcg_gen_ext32u_tl(temp, cpu_ctr); |
3607 |
else
|
3608 |
#endif
|
3609 |
tcg_gen_mov_tl(temp, cpu_ctr); |
3610 |
if (bo & 0x2) { |
3611 |
tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1);
|
3612 |
} else {
|
3613 |
tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1);
|
3614 |
} |
3615 |
tcg_temp_free(temp); |
3616 |
} |
3617 |
if ((bo & 0x10) == 0) { |
3618 |
/* Test CR */
|
3619 |
uint32_t bi = BI(ctx->opcode); |
3620 |
uint32_t mask = 1 << (3 - (bi & 0x03)); |
3621 |
TCGv_i32 temp = tcg_temp_new_i32(); |
3622 |
|
3623 |
if (bo & 0x8) { |
3624 |
tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
|
3625 |
tcg_gen_brcondi_i32(TCG_COND_EQ, temp, 0, l1);
|
3626 |
} else {
|
3627 |
tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
|
3628 |
tcg_gen_brcondi_i32(TCG_COND_NE, temp, 0, l1);
|
3629 |
} |
3630 |
tcg_temp_free_i32(temp); |
3631 |
} |
3632 |
if (type == BCOND_IM) {
|
3633 |
target_ulong li = (target_long)((int16_t)(BD(ctx->opcode))); |
3634 |
if (likely(AA(ctx->opcode) == 0)) { |
3635 |
gen_goto_tb(ctx, 0, ctx->nip + li - 4); |
3636 |
} else {
|
3637 |
gen_goto_tb(ctx, 0, li);
|
3638 |
} |
3639 |
gen_set_label(l1); |
3640 |
gen_goto_tb(ctx, 1, ctx->nip);
|
3641 |
} else {
|
3642 |
#if defined(TARGET_PPC64)
|
3643 |
if (!(ctx->sf_mode))
|
3644 |
tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3);
|
3645 |
else
|
3646 |
#endif
|
3647 |
tcg_gen_andi_tl(cpu_nip, target, ~3);
|
3648 |
tcg_gen_exit_tb(0);
|
3649 |
gen_set_label(l1); |
3650 |
#if defined(TARGET_PPC64)
|
3651 |
if (!(ctx->sf_mode))
|
3652 |
tcg_gen_movi_tl(cpu_nip, (uint32_t)ctx->nip); |
3653 |
else
|
3654 |
#endif
|
3655 |
tcg_gen_movi_tl(cpu_nip, ctx->nip); |
3656 |
tcg_gen_exit_tb(0);
|
3657 |
} |
3658 |
} |
3659 |
|
3660 |
GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW) |
3661 |
{ |
3662 |
gen_bcond(ctx, BCOND_IM); |
3663 |
} |
3664 |
|
3665 |
GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW) |
3666 |
{ |
3667 |
gen_bcond(ctx, BCOND_CTR); |
3668 |
} |
3669 |
|
3670 |
GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW) |
3671 |
{ |
3672 |
gen_bcond(ctx, BCOND_LR); |
3673 |
} |
3674 |
|
3675 |
/*** Condition register logical ***/
|
3676 |
#define GEN_CRLOGIC(name, tcg_op, opc) \
|
3677 |
GEN_HANDLER(name, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \ |
3678 |
{ \ |
3679 |
uint8_t bitmask; \ |
3680 |
int sh; \
|
3681 |
TCGv_i32 t0, t1; \ |
3682 |
sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \ |
3683 |
t0 = tcg_temp_new_i32(); \ |
3684 |
if (sh > 0) \ |
3685 |
tcg_gen_shri_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], sh); \
|
3686 |
else if (sh < 0) \ |
3687 |
tcg_gen_shli_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], -sh); \
|
3688 |
else \
|
3689 |
tcg_gen_mov_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2]); \
|
3690 |
t1 = tcg_temp_new_i32(); \ |
3691 |
sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \ |
3692 |
if (sh > 0) \ |
3693 |
tcg_gen_shri_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], sh); \
|
3694 |
else if (sh < 0) \ |
3695 |
tcg_gen_shli_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], -sh); \
|
3696 |
else \
|
3697 |
tcg_gen_mov_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2]); \
|
3698 |
tcg_op(t0, t0, t1); \ |
3699 |
bitmask = 1 << (3 - (crbD(ctx->opcode) & 0x03)); \ |
3700 |
tcg_gen_andi_i32(t0, t0, bitmask); \ |
3701 |
tcg_gen_andi_i32(t1, cpu_crf[crbD(ctx->opcode) >> 2], ~bitmask); \
|
3702 |
tcg_gen_or_i32(cpu_crf[crbD(ctx->opcode) >> 2], t0, t1); \
|
3703 |
tcg_temp_free_i32(t0); \ |
3704 |
tcg_temp_free_i32(t1); \ |
3705 |
} |
3706 |
|
3707 |
/* crand */
|
3708 |
GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08);
|
3709 |
/* crandc */
|
3710 |
GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04);
|
3711 |
/* creqv */
|
3712 |
GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09);
|
3713 |
/* crnand */
|
3714 |
GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07);
|
3715 |
/* crnor */
|
3716 |
GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01);
|
3717 |
/* cror */
|
3718 |
GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E);
|
3719 |
/* crorc */
|
3720 |
GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D);
|
3721 |
/* crxor */
|
3722 |
GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06);
|
3723 |
/* mcrf */
|
3724 |
GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER) |
3725 |
{ |
3726 |
tcg_gen_mov_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfS(ctx->opcode)]); |
3727 |
} |
3728 |
|
3729 |
/*** System linkage ***/
|
3730 |
/* rfi (mem_idx only) */
|
3731 |
GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW) |
3732 |
{ |
3733 |
#if defined(CONFIG_USER_ONLY)
|
3734 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
3735 |
#else
|
3736 |
/* Restore CPU state */
|
3737 |
if (unlikely(!ctx->mem_idx)) {
|
3738 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
3739 |
return;
|
3740 |
} |
3741 |
gen_helper_rfi(); |
3742 |
gen_sync_exception(ctx); |
3743 |
#endif
|
3744 |
} |
3745 |
|
3746 |
#if defined(TARGET_PPC64)
|
3747 |
GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B) |
3748 |
{ |
3749 |
#if defined(CONFIG_USER_ONLY)
|
3750 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
3751 |
#else
|
3752 |
/* Restore CPU state */
|
3753 |
if (unlikely(!ctx->mem_idx)) {
|
3754 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
3755 |
return;
|
3756 |
} |
3757 |
gen_helper_rfid(); |
3758 |
gen_sync_exception(ctx); |
3759 |
#endif
|
3760 |
} |
3761 |
|
3762 |
GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H) |
3763 |
{ |
3764 |
#if defined(CONFIG_USER_ONLY)
|
3765 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
3766 |
#else
|
3767 |
/* Restore CPU state */
|
3768 |
if (unlikely(ctx->mem_idx <= 1)) { |
3769 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
3770 |
return;
|
3771 |
} |
3772 |
gen_helper_hrfid(); |
3773 |
gen_sync_exception(ctx); |
3774 |
#endif
|
3775 |
} |
3776 |
#endif
|
3777 |
|
3778 |
/* sc */
|
3779 |
#if defined(CONFIG_USER_ONLY)
|
3780 |
#define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER
|
3781 |
#else
|
3782 |
#define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL
|
3783 |
#endif
|
3784 |
GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW) |
3785 |
{ |
3786 |
uint32_t lev; |
3787 |
|
3788 |
lev = (ctx->opcode >> 5) & 0x7F; |
3789 |
gen_exception_err(ctx, POWERPC_SYSCALL, lev); |
3790 |
} |
3791 |
|
3792 |
/*** Trap ***/
|
3793 |
/* tw */
|
3794 |
GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW) |
3795 |
{ |
3796 |
TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode)); |
3797 |
/* Update the nip since this might generate a trap exception */
|
3798 |
gen_update_nip(ctx, ctx->nip); |
3799 |
gen_helper_tw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0); |
3800 |
tcg_temp_free_i32(t0); |
3801 |
} |
3802 |
|
3803 |
/* twi */
|
3804 |
GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW) |
3805 |
{ |
3806 |
TCGv t0 = tcg_const_tl(SIMM(ctx->opcode)); |
3807 |
TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode)); |
3808 |
/* Update the nip since this might generate a trap exception */
|
3809 |
gen_update_nip(ctx, ctx->nip); |
3810 |
gen_helper_tw(cpu_gpr[rA(ctx->opcode)], t0, t1); |
3811 |
tcg_temp_free(t0); |
3812 |
tcg_temp_free_i32(t1); |
3813 |
} |
3814 |
|
3815 |
#if defined(TARGET_PPC64)
|
3816 |
/* td */
|
3817 |
GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B) |
3818 |
{ |
3819 |
TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode)); |
3820 |
/* Update the nip since this might generate a trap exception */
|
3821 |
gen_update_nip(ctx, ctx->nip); |
3822 |
gen_helper_td(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0); |
3823 |
tcg_temp_free_i32(t0); |
3824 |
} |
3825 |
|
3826 |
/* tdi */
|
3827 |
GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B) |
3828 |
{ |
3829 |
TCGv t0 = tcg_const_tl(SIMM(ctx->opcode)); |
3830 |
TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode)); |
3831 |
/* Update the nip since this might generate a trap exception */
|
3832 |
gen_update_nip(ctx, ctx->nip); |
3833 |
gen_helper_td(cpu_gpr[rA(ctx->opcode)], t0, t1); |
3834 |
tcg_temp_free(t0); |
3835 |
tcg_temp_free_i32(t1); |
3836 |
} |
3837 |
#endif
|
3838 |
|
3839 |
/*** Processor control ***/
|
3840 |
/* mcrxr */
|
3841 |
GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC) |
3842 |
{ |
3843 |
tcg_gen_trunc_tl_i32(cpu_crf[crfD(ctx->opcode)], cpu_xer); |
3844 |
tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], XER_CA); |
3845 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_SO | 1 << XER_OV | 1 << XER_CA)); |
3846 |
} |
3847 |
|
3848 |
/* mfcr mfocrf */
|
3849 |
GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC) |
3850 |
{ |
3851 |
uint32_t crm, crn; |
3852 |
|
3853 |
if (likely(ctx->opcode & 0x00100000)) { |
3854 |
crm = CRM(ctx->opcode); |
3855 |
if (likely(crm && ((crm & (crm - 1)) == 0))) { |
3856 |
crn = ctz32 (crm); |
3857 |
tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], cpu_crf[7 - crn]);
|
3858 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], |
3859 |
cpu_gpr[rD(ctx->opcode)], crn * 4);
|
3860 |
} |
3861 |
} else {
|
3862 |
gen_helper_load_cr(cpu_gpr[rD(ctx->opcode)]); |
3863 |
} |
3864 |
} |
3865 |
|
3866 |
/* mfmsr */
|
3867 |
GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC) |
3868 |
{ |
3869 |
#if defined(CONFIG_USER_ONLY)
|
3870 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
3871 |
#else
|
3872 |
if (unlikely(!ctx->mem_idx)) {
|
3873 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
3874 |
return;
|
3875 |
} |
3876 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_msr); |
3877 |
#endif
|
3878 |
} |
3879 |
|
3880 |
#if 1 |
3881 |
#define SPR_NOACCESS ((void *)(-1UL)) |
3882 |
#else
|
3883 |
static void spr_noaccess (void *opaque, int sprn) |
3884 |
{ |
3885 |
sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); |
3886 |
printf("ERROR: try to access SPR %d !\n", sprn);
|
3887 |
} |
3888 |
#define SPR_NOACCESS (&spr_noaccess)
|
3889 |
#endif
|
3890 |
|
3891 |
/* mfspr */
|
3892 |
static always_inline void gen_op_mfspr (DisasContext *ctx) |
3893 |
{ |
3894 |
void (*read_cb)(void *opaque, int gprn, int sprn); |
3895 |
uint32_t sprn = SPR(ctx->opcode); |
3896 |
|
3897 |
#if !defined(CONFIG_USER_ONLY)
|
3898 |
if (ctx->mem_idx == 2) |
3899 |
read_cb = ctx->spr_cb[sprn].hea_read; |
3900 |
else if (ctx->mem_idx) |
3901 |
read_cb = ctx->spr_cb[sprn].oea_read; |
3902 |
else
|
3903 |
#endif
|
3904 |
read_cb = ctx->spr_cb[sprn].uea_read; |
3905 |
if (likely(read_cb != NULL)) { |
3906 |
if (likely(read_cb != SPR_NOACCESS)) {
|
3907 |
(*read_cb)(ctx, rD(ctx->opcode), sprn); |
3908 |
} else {
|
3909 |
/* Privilege exception */
|
3910 |
/* This is a hack to avoid warnings when running Linux:
|
3911 |
* this OS breaks the PowerPC virtualisation model,
|
3912 |
* allowing userland application to read the PVR
|
3913 |
*/
|
3914 |
if (sprn != SPR_PVR) {
|
3915 |
qemu_log("Trying to read privileged spr %d %03x at "
|
3916 |
ADDRX "\n", sprn, sprn, ctx->nip);
|
3917 |
printf("Trying to read privileged spr %d %03x at " ADDRX "\n", |
3918 |
sprn, sprn, ctx->nip); |
3919 |
} |
3920 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
3921 |
} |
3922 |
} else {
|
3923 |
/* Not defined */
|
3924 |
qemu_log("Trying to read invalid spr %d %03x at "
|
3925 |
ADDRX "\n", sprn, sprn, ctx->nip);
|
3926 |
printf("Trying to read invalid spr %d %03x at " ADDRX "\n", |
3927 |
sprn, sprn, ctx->nip); |
3928 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR); |
3929 |
} |
3930 |
} |
3931 |
|
3932 |
GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC) |
3933 |
{ |
3934 |
gen_op_mfspr(ctx); |
3935 |
} |
3936 |
|
3937 |
/* mftb */
|
3938 |
GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB) |
3939 |
{ |
3940 |
gen_op_mfspr(ctx); |
3941 |
} |
3942 |
|
3943 |
/* mtcrf mtocrf*/
|
3944 |
GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC) |
3945 |
{ |
3946 |
uint32_t crm, crn; |
3947 |
|
3948 |
crm = CRM(ctx->opcode); |
3949 |
if (likely((ctx->opcode & 0x00100000))) { |
3950 |
if (crm && ((crm & (crm - 1)) == 0)) { |
3951 |
TCGv_i32 temp = tcg_temp_new_i32(); |
3952 |
crn = ctz32 (crm); |
3953 |
tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]); |
3954 |
tcg_gen_shri_i32(temp, temp, crn * 4);
|
3955 |
tcg_gen_andi_i32(cpu_crf[7 - crn], temp, 0xf); |
3956 |
tcg_temp_free_i32(temp); |
3957 |
} |
3958 |
} else {
|
3959 |
TCGv_i32 temp = tcg_const_i32(crm); |
3960 |
gen_helper_store_cr(cpu_gpr[rS(ctx->opcode)], temp); |
3961 |
tcg_temp_free_i32(temp); |
3962 |
} |
3963 |
} |
3964 |
|
3965 |
/* mtmsr */
|
3966 |
#if defined(TARGET_PPC64)
|
3967 |
GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B) |
3968 |
{ |
3969 |
#if defined(CONFIG_USER_ONLY)
|
3970 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
3971 |
#else
|
3972 |
if (unlikely(!ctx->mem_idx)) {
|
3973 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
3974 |
return;
|
3975 |
} |
3976 |
if (ctx->opcode & 0x00010000) { |
3977 |
/* Special form that does not need any synchronisation */
|
3978 |
TCGv t0 = tcg_temp_new(); |
3979 |
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE)); |
3980 |
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE))); |
3981 |
tcg_gen_or_tl(cpu_msr, cpu_msr, t0); |
3982 |
tcg_temp_free(t0); |
3983 |
} else {
|
3984 |
/* XXX: we need to update nip before the store
|
3985 |
* if we enter power saving mode, we will exit the loop
|
3986 |
* directly from ppc_store_msr
|
3987 |
*/
|
3988 |
gen_update_nip(ctx, ctx->nip); |
3989 |
gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]); |
3990 |
/* Must stop the translation as machine state (may have) changed */
|
3991 |
/* Note that mtmsr is not always defined as context-synchronizing */
|
3992 |
gen_stop_exception(ctx); |
3993 |
} |
3994 |
#endif
|
3995 |
} |
3996 |
#endif
|
3997 |
|
3998 |
GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC) |
3999 |
{ |
4000 |
#if defined(CONFIG_USER_ONLY)
|
4001 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4002 |
#else
|
4003 |
if (unlikely(!ctx->mem_idx)) {
|
4004 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4005 |
return;
|
4006 |
} |
4007 |
if (ctx->opcode & 0x00010000) { |
4008 |
/* Special form that does not need any synchronisation */
|
4009 |
TCGv t0 = tcg_temp_new(); |
4010 |
tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE)); |
4011 |
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE))); |
4012 |
tcg_gen_or_tl(cpu_msr, cpu_msr, t0); |
4013 |
tcg_temp_free(t0); |
4014 |
} else {
|
4015 |
/* XXX: we need to update nip before the store
|
4016 |
* if we enter power saving mode, we will exit the loop
|
4017 |
* directly from ppc_store_msr
|
4018 |
*/
|
4019 |
gen_update_nip(ctx, ctx->nip); |
4020 |
#if defined(TARGET_PPC64)
|
4021 |
if (!ctx->sf_mode) {
|
4022 |
TCGv t0 = tcg_temp_new(); |
4023 |
TCGv t1 = tcg_temp_new(); |
4024 |
tcg_gen_andi_tl(t0, cpu_msr, 0xFFFFFFFF00000000ULL);
|
4025 |
tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]); |
4026 |
tcg_gen_or_tl(t0, t0, t1); |
4027 |
tcg_temp_free(t1); |
4028 |
gen_helper_store_msr(t0); |
4029 |
tcg_temp_free(t0); |
4030 |
} else
|
4031 |
#endif
|
4032 |
gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]); |
4033 |
/* Must stop the translation as machine state (may have) changed */
|
4034 |
/* Note that mtmsr is not always defined as context-synchronizing */
|
4035 |
gen_stop_exception(ctx); |
4036 |
} |
4037 |
#endif
|
4038 |
} |
4039 |
|
4040 |
/* mtspr */
|
4041 |
GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC) |
4042 |
{ |
4043 |
void (*write_cb)(void *opaque, int sprn, int gprn); |
4044 |
uint32_t sprn = SPR(ctx->opcode); |
4045 |
|
4046 |
#if !defined(CONFIG_USER_ONLY)
|
4047 |
if (ctx->mem_idx == 2) |
4048 |
write_cb = ctx->spr_cb[sprn].hea_write; |
4049 |
else if (ctx->mem_idx) |
4050 |
write_cb = ctx->spr_cb[sprn].oea_write; |
4051 |
else
|
4052 |
#endif
|
4053 |
write_cb = ctx->spr_cb[sprn].uea_write; |
4054 |
if (likely(write_cb != NULL)) { |
4055 |
if (likely(write_cb != SPR_NOACCESS)) {
|
4056 |
(*write_cb)(ctx, sprn, rS(ctx->opcode)); |
4057 |
} else {
|
4058 |
/* Privilege exception */
|
4059 |
qemu_log("Trying to write privileged spr %d %03x at "
|
4060 |
ADDRX "\n", sprn, sprn, ctx->nip);
|
4061 |
printf("Trying to write privileged spr %d %03x at " ADDRX "\n", |
4062 |
sprn, sprn, ctx->nip); |
4063 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4064 |
} |
4065 |
} else {
|
4066 |
/* Not defined */
|
4067 |
qemu_log("Trying to write invalid spr %d %03x at "
|
4068 |
ADDRX "\n", sprn, sprn, ctx->nip);
|
4069 |
printf("Trying to write invalid spr %d %03x at " ADDRX "\n", |
4070 |
sprn, sprn, ctx->nip); |
4071 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR); |
4072 |
} |
4073 |
} |
4074 |
|
4075 |
/*** Cache management ***/
|
4076 |
/* dcbf */
|
4077 |
GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE) |
4078 |
{ |
4079 |
/* XXX: specification says this is treated as a load by the MMU */
|
4080 |
TCGv t0; |
4081 |
gen_set_access_type(ctx, ACCESS_CACHE); |
4082 |
t0 = tcg_temp_new(); |
4083 |
gen_addr_reg_index(ctx, t0); |
4084 |
gen_qemu_ld8u(ctx, t0, t0); |
4085 |
tcg_temp_free(t0); |
4086 |
} |
4087 |
|
4088 |
/* dcbi (Supervisor only) */
|
4089 |
GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE) |
4090 |
{ |
4091 |
#if defined(CONFIG_USER_ONLY)
|
4092 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4093 |
#else
|
4094 |
TCGv EA, val; |
4095 |
if (unlikely(!ctx->mem_idx)) {
|
4096 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4097 |
return;
|
4098 |
} |
4099 |
EA = tcg_temp_new(); |
4100 |
gen_set_access_type(ctx, ACCESS_CACHE); |
4101 |
gen_addr_reg_index(ctx, EA); |
4102 |
val = tcg_temp_new(); |
4103 |
/* XXX: specification says this should be treated as a store by the MMU */
|
4104 |
gen_qemu_ld8u(ctx, val, EA); |
4105 |
gen_qemu_st8(ctx, val, EA); |
4106 |
tcg_temp_free(val); |
4107 |
tcg_temp_free(EA); |
4108 |
#endif
|
4109 |
} |
4110 |
|
4111 |
/* dcdst */
|
4112 |
GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE) |
4113 |
{ |
4114 |
/* XXX: specification say this is treated as a load by the MMU */
|
4115 |
TCGv t0; |
4116 |
gen_set_access_type(ctx, ACCESS_CACHE); |
4117 |
t0 = tcg_temp_new(); |
4118 |
gen_addr_reg_index(ctx, t0); |
4119 |
gen_qemu_ld8u(ctx, t0, t0); |
4120 |
tcg_temp_free(t0); |
4121 |
} |
4122 |
|
4123 |
/* dcbt */
|
4124 |
GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE) |
4125 |
{ |
4126 |
/* interpreted as no-op */
|
4127 |
/* XXX: specification say this is treated as a load by the MMU
|
4128 |
* but does not generate any exception
|
4129 |
*/
|
4130 |
} |
4131 |
|
4132 |
/* dcbtst */
|
4133 |
GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE) |
4134 |
{ |
4135 |
/* interpreted as no-op */
|
4136 |
/* XXX: specification say this is treated as a load by the MMU
|
4137 |
* but does not generate any exception
|
4138 |
*/
|
4139 |
} |
4140 |
|
4141 |
/* dcbz */
|
4142 |
GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ) |
4143 |
{ |
4144 |
TCGv t0; |
4145 |
gen_set_access_type(ctx, ACCESS_CACHE); |
4146 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
4147 |
gen_update_nip(ctx, ctx->nip - 4);
|
4148 |
t0 = tcg_temp_new(); |
4149 |
gen_addr_reg_index(ctx, t0); |
4150 |
gen_helper_dcbz(t0); |
4151 |
tcg_temp_free(t0); |
4152 |
} |
4153 |
|
4154 |
GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT) |
4155 |
{ |
4156 |
TCGv t0; |
4157 |
gen_set_access_type(ctx, ACCESS_CACHE); |
4158 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
4159 |
gen_update_nip(ctx, ctx->nip - 4);
|
4160 |
t0 = tcg_temp_new(); |
4161 |
gen_addr_reg_index(ctx, t0); |
4162 |
if (ctx->opcode & 0x00200000) |
4163 |
gen_helper_dcbz(t0); |
4164 |
else
|
4165 |
gen_helper_dcbz_970(t0); |
4166 |
tcg_temp_free(t0); |
4167 |
} |
4168 |
|
4169 |
/* dst / dstt */
|
4170 |
GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC) |
4171 |
{ |
4172 |
if (rA(ctx->opcode) == 0) { |
4173 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX); |
4174 |
} else {
|
4175 |
/* interpreted as no-op */
|
4176 |
} |
4177 |
} |
4178 |
|
4179 |
/* dstst /dststt */
|
4180 |
GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x02000001, PPC_ALTIVEC) |
4181 |
{ |
4182 |
if (rA(ctx->opcode) == 0) { |
4183 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX); |
4184 |
} else {
|
4185 |
/* interpreted as no-op */
|
4186 |
} |
4187 |
|
4188 |
} |
4189 |
|
4190 |
/* dss / dssall */
|
4191 |
GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC) |
4192 |
{ |
4193 |
/* interpreted as no-op */
|
4194 |
} |
4195 |
|
4196 |
/* icbi */
|
4197 |
GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI) |
4198 |
{ |
4199 |
TCGv t0; |
4200 |
gen_set_access_type(ctx, ACCESS_CACHE); |
4201 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
4202 |
gen_update_nip(ctx, ctx->nip - 4);
|
4203 |
t0 = tcg_temp_new(); |
4204 |
gen_addr_reg_index(ctx, t0); |
4205 |
gen_helper_icbi(t0); |
4206 |
tcg_temp_free(t0); |
4207 |
} |
4208 |
|
4209 |
/* Optional: */
|
4210 |
/* dcba */
|
4211 |
GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA) |
4212 |
{ |
4213 |
/* interpreted as no-op */
|
4214 |
/* XXX: specification say this is treated as a store by the MMU
|
4215 |
* but does not generate any exception
|
4216 |
*/
|
4217 |
} |
4218 |
|
4219 |
/*** Segment register manipulation ***/
|
4220 |
/* Supervisor only: */
|
4221 |
/* mfsr */
|
4222 |
GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT) |
4223 |
{ |
4224 |
#if defined(CONFIG_USER_ONLY)
|
4225 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4226 |
#else
|
4227 |
TCGv t0; |
4228 |
if (unlikely(!ctx->mem_idx)) {
|
4229 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4230 |
return;
|
4231 |
} |
4232 |
t0 = tcg_const_tl(SR(ctx->opcode)); |
4233 |
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0); |
4234 |
tcg_temp_free(t0); |
4235 |
#endif
|
4236 |
} |
4237 |
|
4238 |
/* mfsrin */
|
4239 |
GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT) |
4240 |
{ |
4241 |
#if defined(CONFIG_USER_ONLY)
|
4242 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4243 |
#else
|
4244 |
TCGv t0; |
4245 |
if (unlikely(!ctx->mem_idx)) {
|
4246 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4247 |
return;
|
4248 |
} |
4249 |
t0 = tcg_temp_new(); |
4250 |
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
|
4251 |
tcg_gen_andi_tl(t0, t0, 0xF);
|
4252 |
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0); |
4253 |
tcg_temp_free(t0); |
4254 |
#endif
|
4255 |
} |
4256 |
|
4257 |
/* mtsr */
|
4258 |
GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT) |
4259 |
{ |
4260 |
#if defined(CONFIG_USER_ONLY)
|
4261 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4262 |
#else
|
4263 |
TCGv t0; |
4264 |
if (unlikely(!ctx->mem_idx)) {
|
4265 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4266 |
return;
|
4267 |
} |
4268 |
t0 = tcg_const_tl(SR(ctx->opcode)); |
4269 |
gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]); |
4270 |
tcg_temp_free(t0); |
4271 |
#endif
|
4272 |
} |
4273 |
|
4274 |
/* mtsrin */
|
4275 |
GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT) |
4276 |
{ |
4277 |
#if defined(CONFIG_USER_ONLY)
|
4278 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4279 |
#else
|
4280 |
TCGv t0; |
4281 |
if (unlikely(!ctx->mem_idx)) {
|
4282 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4283 |
return;
|
4284 |
} |
4285 |
t0 = tcg_temp_new(); |
4286 |
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
|
4287 |
tcg_gen_andi_tl(t0, t0, 0xF);
|
4288 |
gen_helper_store_sr(t0, cpu_gpr[rD(ctx->opcode)]); |
4289 |
tcg_temp_free(t0); |
4290 |
#endif
|
4291 |
} |
4292 |
|
4293 |
#if defined(TARGET_PPC64)
|
4294 |
/* Specific implementation for PowerPC 64 "bridge" emulation using SLB */
|
4295 |
/* mfsr */
|
4296 |
GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B) |
4297 |
{ |
4298 |
#if defined(CONFIG_USER_ONLY)
|
4299 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4300 |
#else
|
4301 |
TCGv t0; |
4302 |
if (unlikely(!ctx->mem_idx)) {
|
4303 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4304 |
return;
|
4305 |
} |
4306 |
t0 = tcg_const_tl(SR(ctx->opcode)); |
4307 |
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0); |
4308 |
tcg_temp_free(t0); |
4309 |
#endif
|
4310 |
} |
4311 |
|
4312 |
/* mfsrin */
|
4313 |
GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001, |
4314 |
PPC_SEGMENT_64B) |
4315 |
{ |
4316 |
#if defined(CONFIG_USER_ONLY)
|
4317 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4318 |
#else
|
4319 |
TCGv t0; |
4320 |
if (unlikely(!ctx->mem_idx)) {
|
4321 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4322 |
return;
|
4323 |
} |
4324 |
t0 = tcg_temp_new(); |
4325 |
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
|
4326 |
tcg_gen_andi_tl(t0, t0, 0xF);
|
4327 |
gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0); |
4328 |
tcg_temp_free(t0); |
4329 |
#endif
|
4330 |
} |
4331 |
|
4332 |
/* mtsr */
|
4333 |
GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B) |
4334 |
{ |
4335 |
#if defined(CONFIG_USER_ONLY)
|
4336 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4337 |
#else
|
4338 |
TCGv t0; |
4339 |
if (unlikely(!ctx->mem_idx)) {
|
4340 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4341 |
return;
|
4342 |
} |
4343 |
t0 = tcg_const_tl(SR(ctx->opcode)); |
4344 |
gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]); |
4345 |
tcg_temp_free(t0); |
4346 |
#endif
|
4347 |
} |
4348 |
|
4349 |
/* mtsrin */
|
4350 |
GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001, |
4351 |
PPC_SEGMENT_64B) |
4352 |
{ |
4353 |
#if defined(CONFIG_USER_ONLY)
|
4354 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4355 |
#else
|
4356 |
TCGv t0; |
4357 |
if (unlikely(!ctx->mem_idx)) {
|
4358 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4359 |
return;
|
4360 |
} |
4361 |
t0 = tcg_temp_new(); |
4362 |
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
|
4363 |
tcg_gen_andi_tl(t0, t0, 0xF);
|
4364 |
gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]); |
4365 |
tcg_temp_free(t0); |
4366 |
#endif
|
4367 |
} |
4368 |
|
4369 |
/* slbmte */
|
4370 |
GEN_HANDLER2(slbmte, "slbmte", 0x1F, 0x12, 0x0C, 0x00000000, PPC_SEGMENT_64B) |
4371 |
{ |
4372 |
#if defined(CONFIG_USER_ONLY)
|
4373 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4374 |
#else
|
4375 |
if (unlikely(!ctx->mem_idx)) {
|
4376 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
4377 |
return;
|
4378 |
} |
4379 |
gen_helper_store_slb(cpu_gpr[rB(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
4380 |
#endif
|
4381 |
} |
4382 |
|
4383 |
#endif /* defined(TARGET_PPC64) */ |
4384 |
|
4385 |
/*** Lookaside buffer management ***/
|
4386 |
/* Optional & mem_idx only: */
|
4387 |
/* tlbia */
|
4388 |
GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) |
4389 |
{ |
4390 |
#if defined(CONFIG_USER_ONLY)
|
4391 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4392 |
#else
|
4393 |
if (unlikely(!ctx->mem_idx)) {
|
4394 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4395 |
return;
|
4396 |
} |
4397 |
gen_helper_tlbia(); |
4398 |
#endif
|
4399 |
} |
4400 |
|
4401 |
/* tlbiel */
|
4402 |
GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x03FF0001, PPC_MEM_TLBIE) |
4403 |
{ |
4404 |
#if defined(CONFIG_USER_ONLY)
|
4405 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4406 |
#else
|
4407 |
if (unlikely(!ctx->mem_idx)) {
|
4408 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4409 |
return;
|
4410 |
} |
4411 |
gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]); |
4412 |
#endif
|
4413 |
} |
4414 |
|
4415 |
/* tlbie */
|
4416 |
GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE) |
4417 |
{ |
4418 |
#if defined(CONFIG_USER_ONLY)
|
4419 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4420 |
#else
|
4421 |
if (unlikely(!ctx->mem_idx)) {
|
4422 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4423 |
return;
|
4424 |
} |
4425 |
#if defined(TARGET_PPC64)
|
4426 |
if (!ctx->sf_mode) {
|
4427 |
TCGv t0 = tcg_temp_new(); |
4428 |
tcg_gen_ext32u_tl(t0, cpu_gpr[rB(ctx->opcode)]); |
4429 |
gen_helper_tlbie(t0); |
4430 |
tcg_temp_free(t0); |
4431 |
} else
|
4432 |
#endif
|
4433 |
gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]); |
4434 |
#endif
|
4435 |
} |
4436 |
|
4437 |
/* tlbsync */
|
4438 |
GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC) |
4439 |
{ |
4440 |
#if defined(CONFIG_USER_ONLY)
|
4441 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4442 |
#else
|
4443 |
if (unlikely(!ctx->mem_idx)) {
|
4444 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4445 |
return;
|
4446 |
} |
4447 |
/* This has no effect: it should ensure that all previous
|
4448 |
* tlbie have completed
|
4449 |
*/
|
4450 |
gen_stop_exception(ctx); |
4451 |
#endif
|
4452 |
} |
4453 |
|
4454 |
#if defined(TARGET_PPC64)
|
4455 |
/* slbia */
|
4456 |
GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI) |
4457 |
{ |
4458 |
#if defined(CONFIG_USER_ONLY)
|
4459 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4460 |
#else
|
4461 |
if (unlikely(!ctx->mem_idx)) {
|
4462 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4463 |
return;
|
4464 |
} |
4465 |
gen_helper_slbia(); |
4466 |
#endif
|
4467 |
} |
4468 |
|
4469 |
/* slbie */
|
4470 |
GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI) |
4471 |
{ |
4472 |
#if defined(CONFIG_USER_ONLY)
|
4473 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4474 |
#else
|
4475 |
if (unlikely(!ctx->mem_idx)) {
|
4476 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
4477 |
return;
|
4478 |
} |
4479 |
gen_helper_slbie(cpu_gpr[rB(ctx->opcode)]); |
4480 |
#endif
|
4481 |
} |
4482 |
#endif
|
4483 |
|
4484 |
/*** External control ***/
|
4485 |
/* Optional: */
|
4486 |
/* eciwx */
|
4487 |
GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN) |
4488 |
{ |
4489 |
TCGv t0; |
4490 |
/* Should check EAR[E] ! */
|
4491 |
gen_set_access_type(ctx, ACCESS_EXT); |
4492 |
t0 = tcg_temp_new(); |
4493 |
gen_addr_reg_index(ctx, t0); |
4494 |
gen_check_align(ctx, t0, 0x03);
|
4495 |
gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0); |
4496 |
tcg_temp_free(t0); |
4497 |
} |
4498 |
|
4499 |
/* ecowx */
|
4500 |
GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN) |
4501 |
{ |
4502 |
TCGv t0; |
4503 |
/* Should check EAR[E] ! */
|
4504 |
gen_set_access_type(ctx, ACCESS_EXT); |
4505 |
t0 = tcg_temp_new(); |
4506 |
gen_addr_reg_index(ctx, t0); |
4507 |
gen_check_align(ctx, t0, 0x03);
|
4508 |
gen_qemu_st32(ctx, cpu_gpr[rD(ctx->opcode)], t0); |
4509 |
tcg_temp_free(t0); |
4510 |
} |
4511 |
|
4512 |
/* PowerPC 601 specific instructions */
|
4513 |
/* abs - abs. */
|
4514 |
GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR) |
4515 |
{ |
4516 |
int l1 = gen_new_label();
|
4517 |
int l2 = gen_new_label();
|
4518 |
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l1);
|
4519 |
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4520 |
tcg_gen_br(l2); |
4521 |
gen_set_label(l1); |
4522 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4523 |
gen_set_label(l2); |
4524 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4525 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4526 |
} |
4527 |
|
4528 |
/* abso - abso. */
|
4529 |
GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR) |
4530 |
{ |
4531 |
int l1 = gen_new_label();
|
4532 |
int l2 = gen_new_label();
|
4533 |
int l3 = gen_new_label();
|
4534 |
/* Start with XER OV disabled, the most likely case */
|
4535 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
4536 |
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l2);
|
4537 |
tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[rA(ctx->opcode)], 0x80000000, l1);
|
4538 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
4539 |
tcg_gen_br(l2); |
4540 |
gen_set_label(l1); |
4541 |
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4542 |
tcg_gen_br(l3); |
4543 |
gen_set_label(l2); |
4544 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4545 |
gen_set_label(l3); |
4546 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4547 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4548 |
} |
4549 |
|
4550 |
/* clcs */
|
4551 |
GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR) |
4552 |
{ |
4553 |
TCGv_i32 t0 = tcg_const_i32(rA(ctx->opcode)); |
4554 |
gen_helper_clcs(cpu_gpr[rD(ctx->opcode)], t0); |
4555 |
tcg_temp_free_i32(t0); |
4556 |
/* Rc=1 sets CR0 to an undefined state */
|
4557 |
} |
4558 |
|
4559 |
/* div - div. */
|
4560 |
GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR) |
4561 |
{ |
4562 |
gen_helper_div(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
4563 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4564 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4565 |
} |
4566 |
|
4567 |
/* divo - divo. */
|
4568 |
GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR) |
4569 |
{ |
4570 |
gen_helper_divo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
4571 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4572 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4573 |
} |
4574 |
|
4575 |
/* divs - divs. */
|
4576 |
GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR) |
4577 |
{ |
4578 |
gen_helper_divs(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
4579 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4580 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4581 |
} |
4582 |
|
4583 |
/* divso - divso. */
|
4584 |
GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR) |
4585 |
{ |
4586 |
gen_helper_divso(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
4587 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4588 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4589 |
} |
4590 |
|
4591 |
/* doz - doz. */
|
4592 |
GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR) |
4593 |
{ |
4594 |
int l1 = gen_new_label();
|
4595 |
int l2 = gen_new_label();
|
4596 |
tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1); |
4597 |
tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4598 |
tcg_gen_br(l2); |
4599 |
gen_set_label(l1); |
4600 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
|
4601 |
gen_set_label(l2); |
4602 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4603 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4604 |
} |
4605 |
|
4606 |
/* dozo - dozo. */
|
4607 |
GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR) |
4608 |
{ |
4609 |
int l1 = gen_new_label();
|
4610 |
int l2 = gen_new_label();
|
4611 |
TCGv t0 = tcg_temp_new(); |
4612 |
TCGv t1 = tcg_temp_new(); |
4613 |
TCGv t2 = tcg_temp_new(); |
4614 |
/* Start with XER OV disabled, the most likely case */
|
4615 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
4616 |
tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1); |
4617 |
tcg_gen_sub_tl(t0, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4618 |
tcg_gen_xor_tl(t1, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4619 |
tcg_gen_xor_tl(t2, cpu_gpr[rA(ctx->opcode)], t0); |
4620 |
tcg_gen_andc_tl(t1, t1, t2); |
4621 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); |
4622 |
tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
|
4623 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
4624 |
tcg_gen_br(l2); |
4625 |
gen_set_label(l1); |
4626 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
|
4627 |
gen_set_label(l2); |
4628 |
tcg_temp_free(t0); |
4629 |
tcg_temp_free(t1); |
4630 |
tcg_temp_free(t2); |
4631 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4632 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4633 |
} |
4634 |
|
4635 |
/* dozi */
|
4636 |
GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) |
4637 |
{ |
4638 |
target_long simm = SIMM(ctx->opcode); |
4639 |
int l1 = gen_new_label();
|
4640 |
int l2 = gen_new_label();
|
4641 |
tcg_gen_brcondi_tl(TCG_COND_LT, cpu_gpr[rA(ctx->opcode)], simm, l1); |
4642 |
tcg_gen_subfi_tl(cpu_gpr[rD(ctx->opcode)], simm, cpu_gpr[rA(ctx->opcode)]); |
4643 |
tcg_gen_br(l2); |
4644 |
gen_set_label(l1); |
4645 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
|
4646 |
gen_set_label(l2); |
4647 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4648 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4649 |
} |
4650 |
|
4651 |
/* lscbx - lscbx. */
|
4652 |
GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR) |
4653 |
{ |
4654 |
TCGv t0 = tcg_temp_new(); |
4655 |
TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode)); |
4656 |
TCGv_i32 t2 = tcg_const_i32(rA(ctx->opcode)); |
4657 |
TCGv_i32 t3 = tcg_const_i32(rB(ctx->opcode)); |
4658 |
|
4659 |
gen_addr_reg_index(ctx, t0); |
4660 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
4661 |
gen_update_nip(ctx, ctx->nip - 4);
|
4662 |
gen_helper_lscbx(t0, t0, t1, t2, t3); |
4663 |
tcg_temp_free_i32(t1); |
4664 |
tcg_temp_free_i32(t2); |
4665 |
tcg_temp_free_i32(t3); |
4666 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F);
|
4667 |
tcg_gen_or_tl(cpu_xer, cpu_xer, t0); |
4668 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4669 |
gen_set_Rc0(ctx, t0); |
4670 |
tcg_temp_free(t0); |
4671 |
} |
4672 |
|
4673 |
/* maskg - maskg. */
|
4674 |
GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR) |
4675 |
{ |
4676 |
int l1 = gen_new_label();
|
4677 |
TCGv t0 = tcg_temp_new(); |
4678 |
TCGv t1 = tcg_temp_new(); |
4679 |
TCGv t2 = tcg_temp_new(); |
4680 |
TCGv t3 = tcg_temp_new(); |
4681 |
tcg_gen_movi_tl(t3, 0xFFFFFFFF);
|
4682 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4683 |
tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F);
|
4684 |
tcg_gen_addi_tl(t2, t0, 1);
|
4685 |
tcg_gen_shr_tl(t2, t3, t2); |
4686 |
tcg_gen_shr_tl(t3, t3, t1); |
4687 |
tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3); |
4688 |
tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1); |
4689 |
tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4690 |
gen_set_label(l1); |
4691 |
tcg_temp_free(t0); |
4692 |
tcg_temp_free(t1); |
4693 |
tcg_temp_free(t2); |
4694 |
tcg_temp_free(t3); |
4695 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4696 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4697 |
} |
4698 |
|
4699 |
/* maskir - maskir. */
|
4700 |
GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR) |
4701 |
{ |
4702 |
TCGv t0 = tcg_temp_new(); |
4703 |
TCGv t1 = tcg_temp_new(); |
4704 |
tcg_gen_and_tl(t0, cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
4705 |
tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
4706 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
4707 |
tcg_temp_free(t0); |
4708 |
tcg_temp_free(t1); |
4709 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4710 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4711 |
} |
4712 |
|
4713 |
/* mul - mul. */
|
4714 |
GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR) |
4715 |
{ |
4716 |
TCGv_i64 t0 = tcg_temp_new_i64(); |
4717 |
TCGv_i64 t1 = tcg_temp_new_i64(); |
4718 |
TCGv t2 = tcg_temp_new(); |
4719 |
tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); |
4720 |
tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); |
4721 |
tcg_gen_mul_i64(t0, t0, t1); |
4722 |
tcg_gen_trunc_i64_tl(t2, t0); |
4723 |
gen_store_spr(SPR_MQ, t2); |
4724 |
tcg_gen_shri_i64(t1, t0, 32);
|
4725 |
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); |
4726 |
tcg_temp_free_i64(t0); |
4727 |
tcg_temp_free_i64(t1); |
4728 |
tcg_temp_free(t2); |
4729 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4730 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4731 |
} |
4732 |
|
4733 |
/* mulo - mulo. */
|
4734 |
GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR) |
4735 |
{ |
4736 |
int l1 = gen_new_label();
|
4737 |
TCGv_i64 t0 = tcg_temp_new_i64(); |
4738 |
TCGv_i64 t1 = tcg_temp_new_i64(); |
4739 |
TCGv t2 = tcg_temp_new(); |
4740 |
/* Start with XER OV disabled, the most likely case */
|
4741 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
4742 |
tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]); |
4743 |
tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]); |
4744 |
tcg_gen_mul_i64(t0, t0, t1); |
4745 |
tcg_gen_trunc_i64_tl(t2, t0); |
4746 |
gen_store_spr(SPR_MQ, t2); |
4747 |
tcg_gen_shri_i64(t1, t0, 32);
|
4748 |
tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1); |
4749 |
tcg_gen_ext32s_i64(t1, t0); |
4750 |
tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1); |
4751 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
4752 |
gen_set_label(l1); |
4753 |
tcg_temp_free_i64(t0); |
4754 |
tcg_temp_free_i64(t1); |
4755 |
tcg_temp_free(t2); |
4756 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4757 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4758 |
} |
4759 |
|
4760 |
/* nabs - nabs. */
|
4761 |
GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR) |
4762 |
{ |
4763 |
int l1 = gen_new_label();
|
4764 |
int l2 = gen_new_label();
|
4765 |
tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
|
4766 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4767 |
tcg_gen_br(l2); |
4768 |
gen_set_label(l1); |
4769 |
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4770 |
gen_set_label(l2); |
4771 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4772 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4773 |
} |
4774 |
|
4775 |
/* nabso - nabso. */
|
4776 |
GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR) |
4777 |
{ |
4778 |
int l1 = gen_new_label();
|
4779 |
int l2 = gen_new_label();
|
4780 |
tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
|
4781 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4782 |
tcg_gen_br(l2); |
4783 |
gen_set_label(l1); |
4784 |
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
4785 |
gen_set_label(l2); |
4786 |
/* nabs never overflows */
|
4787 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
4788 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4789 |
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); |
4790 |
} |
4791 |
|
4792 |
/* rlmi - rlmi. */
|
4793 |
GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) |
4794 |
{ |
4795 |
uint32_t mb = MB(ctx->opcode); |
4796 |
uint32_t me = ME(ctx->opcode); |
4797 |
TCGv t0 = tcg_temp_new(); |
4798 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4799 |
tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); |
4800 |
tcg_gen_andi_tl(t0, t0, MASK(mb, me)); |
4801 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~MASK(mb, me)); |
4802 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], t0); |
4803 |
tcg_temp_free(t0); |
4804 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4805 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4806 |
} |
4807 |
|
4808 |
/* rrib - rrib. */
|
4809 |
GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR) |
4810 |
{ |
4811 |
TCGv t0 = tcg_temp_new(); |
4812 |
TCGv t1 = tcg_temp_new(); |
4813 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4814 |
tcg_gen_movi_tl(t1, 0x80000000);
|
4815 |
tcg_gen_shr_tl(t1, t1, t0); |
4816 |
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); |
4817 |
tcg_gen_and_tl(t0, t0, t1); |
4818 |
tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], t1); |
4819 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
4820 |
tcg_temp_free(t0); |
4821 |
tcg_temp_free(t1); |
4822 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4823 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4824 |
} |
4825 |
|
4826 |
/* sle - sle. */
|
4827 |
GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR) |
4828 |
{ |
4829 |
TCGv t0 = tcg_temp_new(); |
4830 |
TCGv t1 = tcg_temp_new(); |
4831 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4832 |
tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); |
4833 |
tcg_gen_subfi_tl(t1, 32, t1);
|
4834 |
tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); |
4835 |
tcg_gen_or_tl(t1, t0, t1); |
4836 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
4837 |
gen_store_spr(SPR_MQ, t1); |
4838 |
tcg_temp_free(t0); |
4839 |
tcg_temp_free(t1); |
4840 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4841 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4842 |
} |
4843 |
|
4844 |
/* sleq - sleq. */
|
4845 |
GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR) |
4846 |
{ |
4847 |
TCGv t0 = tcg_temp_new(); |
4848 |
TCGv t1 = tcg_temp_new(); |
4849 |
TCGv t2 = tcg_temp_new(); |
4850 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4851 |
tcg_gen_movi_tl(t2, 0xFFFFFFFF);
|
4852 |
tcg_gen_shl_tl(t2, t2, t0); |
4853 |
tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); |
4854 |
gen_load_spr(t1, SPR_MQ); |
4855 |
gen_store_spr(SPR_MQ, t0); |
4856 |
tcg_gen_and_tl(t0, t0, t2); |
4857 |
tcg_gen_andc_tl(t1, t1, t2); |
4858 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
4859 |
tcg_temp_free(t0); |
4860 |
tcg_temp_free(t1); |
4861 |
tcg_temp_free(t2); |
4862 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4863 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4864 |
} |
4865 |
|
4866 |
/* sliq - sliq. */
|
4867 |
GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR) |
4868 |
{ |
4869 |
int sh = SH(ctx->opcode);
|
4870 |
TCGv t0 = tcg_temp_new(); |
4871 |
TCGv t1 = tcg_temp_new(); |
4872 |
tcg_gen_shli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); |
4873 |
tcg_gen_shri_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
|
4874 |
tcg_gen_or_tl(t1, t0, t1); |
4875 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
4876 |
gen_store_spr(SPR_MQ, t1); |
4877 |
tcg_temp_free(t0); |
4878 |
tcg_temp_free(t1); |
4879 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4880 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4881 |
} |
4882 |
|
4883 |
/* slliq - slliq. */
|
4884 |
GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR) |
4885 |
{ |
4886 |
int sh = SH(ctx->opcode);
|
4887 |
TCGv t0 = tcg_temp_new(); |
4888 |
TCGv t1 = tcg_temp_new(); |
4889 |
tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); |
4890 |
gen_load_spr(t1, SPR_MQ); |
4891 |
gen_store_spr(SPR_MQ, t0); |
4892 |
tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU << sh));
|
4893 |
tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU << sh));
|
4894 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
4895 |
tcg_temp_free(t0); |
4896 |
tcg_temp_free(t1); |
4897 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4898 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4899 |
} |
4900 |
|
4901 |
/* sllq - sllq. */
|
4902 |
GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR) |
4903 |
{ |
4904 |
int l1 = gen_new_label();
|
4905 |
int l2 = gen_new_label();
|
4906 |
TCGv t0 = tcg_temp_local_new(); |
4907 |
TCGv t1 = tcg_temp_local_new(); |
4908 |
TCGv t2 = tcg_temp_local_new(); |
4909 |
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4910 |
tcg_gen_movi_tl(t1, 0xFFFFFFFF);
|
4911 |
tcg_gen_shl_tl(t1, t1, t2); |
4912 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
|
4913 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
|
4914 |
gen_load_spr(t0, SPR_MQ); |
4915 |
tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
4916 |
tcg_gen_br(l2); |
4917 |
gen_set_label(l1); |
4918 |
tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); |
4919 |
gen_load_spr(t2, SPR_MQ); |
4920 |
tcg_gen_andc_tl(t1, t2, t1); |
4921 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
4922 |
gen_set_label(l2); |
4923 |
tcg_temp_free(t0); |
4924 |
tcg_temp_free(t1); |
4925 |
tcg_temp_free(t2); |
4926 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4927 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4928 |
} |
4929 |
|
4930 |
/* slq - slq. */
|
4931 |
GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR) |
4932 |
{ |
4933 |
int l1 = gen_new_label();
|
4934 |
TCGv t0 = tcg_temp_new(); |
4935 |
TCGv t1 = tcg_temp_new(); |
4936 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4937 |
tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); |
4938 |
tcg_gen_subfi_tl(t1, 32, t1);
|
4939 |
tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); |
4940 |
tcg_gen_or_tl(t1, t0, t1); |
4941 |
gen_store_spr(SPR_MQ, t1); |
4942 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
|
4943 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
4944 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
|
4945 |
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
|
4946 |
gen_set_label(l1); |
4947 |
tcg_temp_free(t0); |
4948 |
tcg_temp_free(t1); |
4949 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4950 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4951 |
} |
4952 |
|
4953 |
/* sraiq - sraiq. */
|
4954 |
GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR) |
4955 |
{ |
4956 |
int sh = SH(ctx->opcode);
|
4957 |
int l1 = gen_new_label();
|
4958 |
TCGv t0 = tcg_temp_new(); |
4959 |
TCGv t1 = tcg_temp_new(); |
4960 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); |
4961 |
tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
|
4962 |
tcg_gen_or_tl(t0, t0, t1); |
4963 |
gen_store_spr(SPR_MQ, t0); |
4964 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
4965 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
|
4966 |
tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
|
4967 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
|
4968 |
gen_set_label(l1); |
4969 |
tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh); |
4970 |
tcg_temp_free(t0); |
4971 |
tcg_temp_free(t1); |
4972 |
if (unlikely(Rc(ctx->opcode) != 0)) |
4973 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
4974 |
} |
4975 |
|
4976 |
/* sraq - sraq. */
|
4977 |
GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR) |
4978 |
{ |
4979 |
int l1 = gen_new_label();
|
4980 |
int l2 = gen_new_label();
|
4981 |
TCGv t0 = tcg_temp_new(); |
4982 |
TCGv t1 = tcg_temp_local_new(); |
4983 |
TCGv t2 = tcg_temp_local_new(); |
4984 |
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
4985 |
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); |
4986 |
tcg_gen_sar_tl(t1, cpu_gpr[rS(ctx->opcode)], t2); |
4987 |
tcg_gen_subfi_tl(t2, 32, t2);
|
4988 |
tcg_gen_shl_tl(t2, cpu_gpr[rS(ctx->opcode)], t2); |
4989 |
tcg_gen_or_tl(t0, t0, t2); |
4990 |
gen_store_spr(SPR_MQ, t0); |
4991 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
|
4992 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l1);
|
4993 |
tcg_gen_mov_tl(t2, cpu_gpr[rS(ctx->opcode)]); |
4994 |
tcg_gen_sari_tl(t1, cpu_gpr[rS(ctx->opcode)], 31);
|
4995 |
gen_set_label(l1); |
4996 |
tcg_temp_free(t0); |
4997 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t1); |
4998 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
|
4999 |
tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
|
5000 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l2);
|
5001 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
|
5002 |
gen_set_label(l2); |
5003 |
tcg_temp_free(t1); |
5004 |
tcg_temp_free(t2); |
5005 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5006 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5007 |
} |
5008 |
|
5009 |
/* sre - sre. */
|
5010 |
GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR) |
5011 |
{ |
5012 |
TCGv t0 = tcg_temp_new(); |
5013 |
TCGv t1 = tcg_temp_new(); |
5014 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
5015 |
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); |
5016 |
tcg_gen_subfi_tl(t1, 32, t1);
|
5017 |
tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); |
5018 |
tcg_gen_or_tl(t1, t0, t1); |
5019 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
5020 |
gen_store_spr(SPR_MQ, t1); |
5021 |
tcg_temp_free(t0); |
5022 |
tcg_temp_free(t1); |
5023 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5024 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5025 |
} |
5026 |
|
5027 |
/* srea - srea. */
|
5028 |
GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR) |
5029 |
{ |
5030 |
TCGv t0 = tcg_temp_new(); |
5031 |
TCGv t1 = tcg_temp_new(); |
5032 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
5033 |
tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); |
5034 |
gen_store_spr(SPR_MQ, t0); |
5035 |
tcg_gen_sar_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t1); |
5036 |
tcg_temp_free(t0); |
5037 |
tcg_temp_free(t1); |
5038 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5039 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5040 |
} |
5041 |
|
5042 |
/* sreq */
|
5043 |
GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR) |
5044 |
{ |
5045 |
TCGv t0 = tcg_temp_new(); |
5046 |
TCGv t1 = tcg_temp_new(); |
5047 |
TCGv t2 = tcg_temp_new(); |
5048 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
5049 |
tcg_gen_movi_tl(t1, 0xFFFFFFFF);
|
5050 |
tcg_gen_shr_tl(t1, t1, t0); |
5051 |
tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0); |
5052 |
gen_load_spr(t2, SPR_MQ); |
5053 |
gen_store_spr(SPR_MQ, t0); |
5054 |
tcg_gen_and_tl(t0, t0, t1); |
5055 |
tcg_gen_andc_tl(t2, t2, t1); |
5056 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); |
5057 |
tcg_temp_free(t0); |
5058 |
tcg_temp_free(t1); |
5059 |
tcg_temp_free(t2); |
5060 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5061 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5062 |
} |
5063 |
|
5064 |
/* sriq */
|
5065 |
GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR) |
5066 |
{ |
5067 |
int sh = SH(ctx->opcode);
|
5068 |
TCGv t0 = tcg_temp_new(); |
5069 |
TCGv t1 = tcg_temp_new(); |
5070 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); |
5071 |
tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
|
5072 |
tcg_gen_or_tl(t1, t0, t1); |
5073 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
5074 |
gen_store_spr(SPR_MQ, t1); |
5075 |
tcg_temp_free(t0); |
5076 |
tcg_temp_free(t1); |
5077 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5078 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5079 |
} |
5080 |
|
5081 |
/* srliq */
|
5082 |
GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR) |
5083 |
{ |
5084 |
int sh = SH(ctx->opcode);
|
5085 |
TCGv t0 = tcg_temp_new(); |
5086 |
TCGv t1 = tcg_temp_new(); |
5087 |
tcg_gen_rotri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh); |
5088 |
gen_load_spr(t1, SPR_MQ); |
5089 |
gen_store_spr(SPR_MQ, t0); |
5090 |
tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU >> sh));
|
5091 |
tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU >> sh));
|
5092 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
5093 |
tcg_temp_free(t0); |
5094 |
tcg_temp_free(t1); |
5095 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5096 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5097 |
} |
5098 |
|
5099 |
/* srlq */
|
5100 |
GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR) |
5101 |
{ |
5102 |
int l1 = gen_new_label();
|
5103 |
int l2 = gen_new_label();
|
5104 |
TCGv t0 = tcg_temp_local_new(); |
5105 |
TCGv t1 = tcg_temp_local_new(); |
5106 |
TCGv t2 = tcg_temp_local_new(); |
5107 |
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
5108 |
tcg_gen_movi_tl(t1, 0xFFFFFFFF);
|
5109 |
tcg_gen_shr_tl(t2, t1, t2); |
5110 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
|
5111 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
|
5112 |
gen_load_spr(t0, SPR_MQ); |
5113 |
tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t2); |
5114 |
tcg_gen_br(l2); |
5115 |
gen_set_label(l1); |
5116 |
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2); |
5117 |
tcg_gen_and_tl(t0, t0, t2); |
5118 |
gen_load_spr(t1, SPR_MQ); |
5119 |
tcg_gen_andc_tl(t1, t1, t2); |
5120 |
tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1); |
5121 |
gen_set_label(l2); |
5122 |
tcg_temp_free(t0); |
5123 |
tcg_temp_free(t1); |
5124 |
tcg_temp_free(t2); |
5125 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5126 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5127 |
} |
5128 |
|
5129 |
/* srq */
|
5130 |
GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR) |
5131 |
{ |
5132 |
int l1 = gen_new_label();
|
5133 |
TCGv t0 = tcg_temp_new(); |
5134 |
TCGv t1 = tcg_temp_new(); |
5135 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
|
5136 |
tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1); |
5137 |
tcg_gen_subfi_tl(t1, 32, t1);
|
5138 |
tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1); |
5139 |
tcg_gen_or_tl(t1, t0, t1); |
5140 |
gen_store_spr(SPR_MQ, t1); |
5141 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
|
5142 |
tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0); |
5143 |
tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
|
5144 |
tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
|
5145 |
gen_set_label(l1); |
5146 |
tcg_temp_free(t0); |
5147 |
tcg_temp_free(t1); |
5148 |
if (unlikely(Rc(ctx->opcode) != 0)) |
5149 |
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); |
5150 |
} |
5151 |
|
5152 |
/* PowerPC 602 specific instructions */
|
5153 |
/* dsa */
|
5154 |
GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC) |
5155 |
{ |
5156 |
/* XXX: TODO */
|
5157 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
5158 |
} |
5159 |
|
5160 |
/* esa */
|
5161 |
GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC) |
5162 |
{ |
5163 |
/* XXX: TODO */
|
5164 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
5165 |
} |
5166 |
|
5167 |
/* mfrom */
|
5168 |
GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC) |
5169 |
{ |
5170 |
#if defined(CONFIG_USER_ONLY)
|
5171 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5172 |
#else
|
5173 |
if (unlikely(!ctx->mem_idx)) {
|
5174 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5175 |
return;
|
5176 |
} |
5177 |
gen_helper_602_mfrom(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
5178 |
#endif
|
5179 |
} |
5180 |
|
5181 |
/* 602 - 603 - G2 TLB management */
|
5182 |
/* tlbld */
|
5183 |
GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB) |
5184 |
{ |
5185 |
#if defined(CONFIG_USER_ONLY)
|
5186 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5187 |
#else
|
5188 |
if (unlikely(!ctx->mem_idx)) {
|
5189 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5190 |
return;
|
5191 |
} |
5192 |
gen_helper_6xx_tlbd(cpu_gpr[rB(ctx->opcode)]); |
5193 |
#endif
|
5194 |
} |
5195 |
|
5196 |
/* tlbli */
|
5197 |
GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB) |
5198 |
{ |
5199 |
#if defined(CONFIG_USER_ONLY)
|
5200 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5201 |
#else
|
5202 |
if (unlikely(!ctx->mem_idx)) {
|
5203 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5204 |
return;
|
5205 |
} |
5206 |
gen_helper_6xx_tlbi(cpu_gpr[rB(ctx->opcode)]); |
5207 |
#endif
|
5208 |
} |
5209 |
|
5210 |
/* 74xx TLB management */
|
5211 |
/* tlbld */
|
5212 |
GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB) |
5213 |
{ |
5214 |
#if defined(CONFIG_USER_ONLY)
|
5215 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5216 |
#else
|
5217 |
if (unlikely(!ctx->mem_idx)) {
|
5218 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5219 |
return;
|
5220 |
} |
5221 |
gen_helper_74xx_tlbd(cpu_gpr[rB(ctx->opcode)]); |
5222 |
#endif
|
5223 |
} |
5224 |
|
5225 |
/* tlbli */
|
5226 |
GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB) |
5227 |
{ |
5228 |
#if defined(CONFIG_USER_ONLY)
|
5229 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5230 |
#else
|
5231 |
if (unlikely(!ctx->mem_idx)) {
|
5232 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5233 |
return;
|
5234 |
} |
5235 |
gen_helper_74xx_tlbi(cpu_gpr[rB(ctx->opcode)]); |
5236 |
#endif
|
5237 |
} |
5238 |
|
5239 |
/* POWER instructions not in PowerPC 601 */
|
5240 |
/* clf */
|
5241 |
GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER) |
5242 |
{ |
5243 |
/* Cache line flush: implemented as no-op */
|
5244 |
} |
5245 |
|
5246 |
/* cli */
|
5247 |
GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER) |
5248 |
{ |
5249 |
/* Cache line invalidate: privileged and treated as no-op */
|
5250 |
#if defined(CONFIG_USER_ONLY)
|
5251 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5252 |
#else
|
5253 |
if (unlikely(!ctx->mem_idx)) {
|
5254 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5255 |
return;
|
5256 |
} |
5257 |
#endif
|
5258 |
} |
5259 |
|
5260 |
/* dclst */
|
5261 |
GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER) |
5262 |
{ |
5263 |
/* Data cache line store: treated as no-op */
|
5264 |
} |
5265 |
|
5266 |
GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER) |
5267 |
{ |
5268 |
#if defined(CONFIG_USER_ONLY)
|
5269 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5270 |
#else
|
5271 |
int ra = rA(ctx->opcode);
|
5272 |
int rd = rD(ctx->opcode);
|
5273 |
TCGv t0; |
5274 |
if (unlikely(!ctx->mem_idx)) {
|
5275 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5276 |
return;
|
5277 |
} |
5278 |
t0 = tcg_temp_new(); |
5279 |
gen_addr_reg_index(ctx, t0); |
5280 |
tcg_gen_shri_tl(t0, t0, 28);
|
5281 |
tcg_gen_andi_tl(t0, t0, 0xF);
|
5282 |
gen_helper_load_sr(cpu_gpr[rd], t0); |
5283 |
tcg_temp_free(t0); |
5284 |
if (ra != 0 && ra != rd) |
5285 |
tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rd]); |
5286 |
#endif
|
5287 |
} |
5288 |
|
5289 |
GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER) |
5290 |
{ |
5291 |
#if defined(CONFIG_USER_ONLY)
|
5292 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5293 |
#else
|
5294 |
TCGv t0; |
5295 |
if (unlikely(!ctx->mem_idx)) {
|
5296 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5297 |
return;
|
5298 |
} |
5299 |
t0 = tcg_temp_new(); |
5300 |
gen_addr_reg_index(ctx, t0); |
5301 |
gen_helper_rac(cpu_gpr[rD(ctx->opcode)], t0); |
5302 |
tcg_temp_free(t0); |
5303 |
#endif
|
5304 |
} |
5305 |
|
5306 |
GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER) |
5307 |
{ |
5308 |
#if defined(CONFIG_USER_ONLY)
|
5309 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5310 |
#else
|
5311 |
if (unlikely(!ctx->mem_idx)) {
|
5312 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5313 |
return;
|
5314 |
} |
5315 |
gen_helper_rfsvc(); |
5316 |
gen_sync_exception(ctx); |
5317 |
#endif
|
5318 |
} |
5319 |
|
5320 |
/* svc is not implemented for now */
|
5321 |
|
5322 |
/* POWER2 specific instructions */
|
5323 |
/* Quad manipulation (load/store two floats at a time) */
|
5324 |
|
5325 |
/* lfq */
|
5326 |
GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2) |
5327 |
{ |
5328 |
int rd = rD(ctx->opcode);
|
5329 |
TCGv t0; |
5330 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5331 |
t0 = tcg_temp_new(); |
5332 |
gen_addr_imm_index(ctx, t0, 0);
|
5333 |
gen_qemu_ld64(ctx, cpu_fpr[rd], t0); |
5334 |
gen_addr_add(ctx, t0, t0, 8);
|
5335 |
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0); |
5336 |
tcg_temp_free(t0); |
5337 |
} |
5338 |
|
5339 |
/* lfqu */
|
5340 |
GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2) |
5341 |
{ |
5342 |
int ra = rA(ctx->opcode);
|
5343 |
int rd = rD(ctx->opcode);
|
5344 |
TCGv t0, t1; |
5345 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5346 |
t0 = tcg_temp_new(); |
5347 |
t1 = tcg_temp_new(); |
5348 |
gen_addr_imm_index(ctx, t0, 0);
|
5349 |
gen_qemu_ld64(ctx, cpu_fpr[rd], t0); |
5350 |
gen_addr_add(ctx, t1, t0, 8);
|
5351 |
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1); |
5352 |
if (ra != 0) |
5353 |
tcg_gen_mov_tl(cpu_gpr[ra], t0); |
5354 |
tcg_temp_free(t0); |
5355 |
tcg_temp_free(t1); |
5356 |
} |
5357 |
|
5358 |
/* lfqux */
|
5359 |
GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2) |
5360 |
{ |
5361 |
int ra = rA(ctx->opcode);
|
5362 |
int rd = rD(ctx->opcode);
|
5363 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5364 |
TCGv t0, t1; |
5365 |
t0 = tcg_temp_new(); |
5366 |
gen_addr_reg_index(ctx, t0); |
5367 |
gen_qemu_ld64(ctx, cpu_fpr[rd], t0); |
5368 |
t1 = tcg_temp_new(); |
5369 |
gen_addr_add(ctx, t1, t0, 8);
|
5370 |
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1); |
5371 |
tcg_temp_free(t1); |
5372 |
if (ra != 0) |
5373 |
tcg_gen_mov_tl(cpu_gpr[ra], t0); |
5374 |
tcg_temp_free(t0); |
5375 |
} |
5376 |
|
5377 |
/* lfqx */
|
5378 |
GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2) |
5379 |
{ |
5380 |
int rd = rD(ctx->opcode);
|
5381 |
TCGv t0; |
5382 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5383 |
t0 = tcg_temp_new(); |
5384 |
gen_addr_reg_index(ctx, t0); |
5385 |
gen_qemu_ld64(ctx, cpu_fpr[rd], t0); |
5386 |
gen_addr_add(ctx, t0, t0, 8);
|
5387 |
gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0); |
5388 |
tcg_temp_free(t0); |
5389 |
} |
5390 |
|
5391 |
/* stfq */
|
5392 |
GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2) |
5393 |
{ |
5394 |
int rd = rD(ctx->opcode);
|
5395 |
TCGv t0; |
5396 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5397 |
t0 = tcg_temp_new(); |
5398 |
gen_addr_imm_index(ctx, t0, 0);
|
5399 |
gen_qemu_st64(ctx, cpu_fpr[rd], t0); |
5400 |
gen_addr_add(ctx, t0, t0, 8);
|
5401 |
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0); |
5402 |
tcg_temp_free(t0); |
5403 |
} |
5404 |
|
5405 |
/* stfqu */
|
5406 |
GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2) |
5407 |
{ |
5408 |
int ra = rA(ctx->opcode);
|
5409 |
int rd = rD(ctx->opcode);
|
5410 |
TCGv t0, t1; |
5411 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5412 |
t0 = tcg_temp_new(); |
5413 |
gen_addr_imm_index(ctx, t0, 0);
|
5414 |
gen_qemu_st64(ctx, cpu_fpr[rd], t0); |
5415 |
t1 = tcg_temp_new(); |
5416 |
gen_addr_add(ctx, t1, t0, 8);
|
5417 |
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1); |
5418 |
tcg_temp_free(t1); |
5419 |
if (ra != 0) |
5420 |
tcg_gen_mov_tl(cpu_gpr[ra], t0); |
5421 |
tcg_temp_free(t0); |
5422 |
} |
5423 |
|
5424 |
/* stfqux */
|
5425 |
GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2) |
5426 |
{ |
5427 |
int ra = rA(ctx->opcode);
|
5428 |
int rd = rD(ctx->opcode);
|
5429 |
TCGv t0, t1; |
5430 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5431 |
t0 = tcg_temp_new(); |
5432 |
gen_addr_reg_index(ctx, t0); |
5433 |
gen_qemu_st64(ctx, cpu_fpr[rd], t0); |
5434 |
t1 = tcg_temp_new(); |
5435 |
gen_addr_add(ctx, t1, t0, 8);
|
5436 |
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1); |
5437 |
tcg_temp_free(t1); |
5438 |
if (ra != 0) |
5439 |
tcg_gen_mov_tl(cpu_gpr[ra], t0); |
5440 |
tcg_temp_free(t0); |
5441 |
} |
5442 |
|
5443 |
/* stfqx */
|
5444 |
GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2) |
5445 |
{ |
5446 |
int rd = rD(ctx->opcode);
|
5447 |
TCGv t0; |
5448 |
gen_set_access_type(ctx, ACCESS_FLOAT); |
5449 |
t0 = tcg_temp_new(); |
5450 |
gen_addr_reg_index(ctx, t0); |
5451 |
gen_qemu_st64(ctx, cpu_fpr[rd], t0); |
5452 |
gen_addr_add(ctx, t0, t0, 8);
|
5453 |
gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0); |
5454 |
tcg_temp_free(t0); |
5455 |
} |
5456 |
|
5457 |
/* BookE specific instructions */
|
5458 |
/* XXX: not implemented on 440 ? */
|
5459 |
GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI) |
5460 |
{ |
5461 |
/* XXX: TODO */
|
5462 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
5463 |
} |
5464 |
|
5465 |
/* XXX: not implemented on 440 ? */
|
5466 |
GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA) |
5467 |
{ |
5468 |
#if defined(CONFIG_USER_ONLY)
|
5469 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5470 |
#else
|
5471 |
TCGv t0; |
5472 |
if (unlikely(!ctx->mem_idx)) {
|
5473 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5474 |
return;
|
5475 |
} |
5476 |
t0 = tcg_temp_new(); |
5477 |
gen_addr_reg_index(ctx, t0); |
5478 |
gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]); |
5479 |
tcg_temp_free(t0); |
5480 |
#endif
|
5481 |
} |
5482 |
|
5483 |
/* All 405 MAC instructions are translated here */
|
5484 |
static always_inline void gen_405_mulladd_insn (DisasContext *ctx, |
5485 |
int opc2, int opc3, |
5486 |
int ra, int rb, int rt, int Rc) |
5487 |
{ |
5488 |
TCGv t0, t1; |
5489 |
|
5490 |
t0 = tcg_temp_local_new(); |
5491 |
t1 = tcg_temp_local_new(); |
5492 |
|
5493 |
switch (opc3 & 0x0D) { |
5494 |
case 0x05: |
5495 |
/* macchw - macchw. - macchwo - macchwo. */
|
5496 |
/* macchws - macchws. - macchwso - macchwso. */
|
5497 |
/* nmacchw - nmacchw. - nmacchwo - nmacchwo. */
|
5498 |
/* nmacchws - nmacchws. - nmacchwso - nmacchwso. */
|
5499 |
/* mulchw - mulchw. */
|
5500 |
tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); |
5501 |
tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
|
5502 |
tcg_gen_ext16s_tl(t1, t1); |
5503 |
break;
|
5504 |
case 0x04: |
5505 |
/* macchwu - macchwu. - macchwuo - macchwuo. */
|
5506 |
/* macchwsu - macchwsu. - macchwsuo - macchwsuo. */
|
5507 |
/* mulchwu - mulchwu. */
|
5508 |
tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); |
5509 |
tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
|
5510 |
tcg_gen_ext16u_tl(t1, t1); |
5511 |
break;
|
5512 |
case 0x01: |
5513 |
/* machhw - machhw. - machhwo - machhwo. */
|
5514 |
/* machhws - machhws. - machhwso - machhwso. */
|
5515 |
/* nmachhw - nmachhw. - nmachhwo - nmachhwo. */
|
5516 |
/* nmachhws - nmachhws. - nmachhwso - nmachhwso. */
|
5517 |
/* mulhhw - mulhhw. */
|
5518 |
tcg_gen_sari_tl(t0, cpu_gpr[ra], 16);
|
5519 |
tcg_gen_ext16s_tl(t0, t0); |
5520 |
tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
|
5521 |
tcg_gen_ext16s_tl(t1, t1); |
5522 |
break;
|
5523 |
case 0x00: |
5524 |
/* machhwu - machhwu. - machhwuo - machhwuo. */
|
5525 |
/* machhwsu - machhwsu. - machhwsuo - machhwsuo. */
|
5526 |
/* mulhhwu - mulhhwu. */
|
5527 |
tcg_gen_shri_tl(t0, cpu_gpr[ra], 16);
|
5528 |
tcg_gen_ext16u_tl(t0, t0); |
5529 |
tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
|
5530 |
tcg_gen_ext16u_tl(t1, t1); |
5531 |
break;
|
5532 |
case 0x0D: |
5533 |
/* maclhw - maclhw. - maclhwo - maclhwo. */
|
5534 |
/* maclhws - maclhws. - maclhwso - maclhwso. */
|
5535 |
/* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */
|
5536 |
/* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */
|
5537 |
/* mullhw - mullhw. */
|
5538 |
tcg_gen_ext16s_tl(t0, cpu_gpr[ra]); |
5539 |
tcg_gen_ext16s_tl(t1, cpu_gpr[rb]); |
5540 |
break;
|
5541 |
case 0x0C: |
5542 |
/* maclhwu - maclhwu. - maclhwuo - maclhwuo. */
|
5543 |
/* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */
|
5544 |
/* mullhwu - mullhwu. */
|
5545 |
tcg_gen_ext16u_tl(t0, cpu_gpr[ra]); |
5546 |
tcg_gen_ext16u_tl(t1, cpu_gpr[rb]); |
5547 |
break;
|
5548 |
} |
5549 |
if (opc2 & 0x04) { |
5550 |
/* (n)multiply-and-accumulate (0x0C / 0x0E) */
|
5551 |
tcg_gen_mul_tl(t1, t0, t1); |
5552 |
if (opc2 & 0x02) { |
5553 |
/* nmultiply-and-accumulate (0x0E) */
|
5554 |
tcg_gen_sub_tl(t0, cpu_gpr[rt], t1); |
5555 |
} else {
|
5556 |
/* multiply-and-accumulate (0x0C) */
|
5557 |
tcg_gen_add_tl(t0, cpu_gpr[rt], t1); |
5558 |
} |
5559 |
|
5560 |
if (opc3 & 0x12) { |
5561 |
/* Check overflow and/or saturate */
|
5562 |
int l1 = gen_new_label();
|
5563 |
|
5564 |
if (opc3 & 0x10) { |
5565 |
/* Start with XER OV disabled, the most likely case */
|
5566 |
tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
|
5567 |
} |
5568 |
if (opc3 & 0x01) { |
5569 |
/* Signed */
|
5570 |
tcg_gen_xor_tl(t1, cpu_gpr[rt], t1); |
5571 |
tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l1);
|
5572 |
tcg_gen_xor_tl(t1, cpu_gpr[rt], t0); |
5573 |
tcg_gen_brcondi_tl(TCG_COND_LT, t1, 0, l1);
|
5574 |
if (opc3 & 0x02) { |
5575 |
/* Saturate */
|
5576 |
tcg_gen_sari_tl(t0, cpu_gpr[rt], 31);
|
5577 |
tcg_gen_xori_tl(t0, t0, 0x7fffffff);
|
5578 |
} |
5579 |
} else {
|
5580 |
/* Unsigned */
|
5581 |
tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1); |
5582 |
if (opc3 & 0x02) { |
5583 |
/* Saturate */
|
5584 |
tcg_gen_movi_tl(t0, UINT32_MAX); |
5585 |
} |
5586 |
} |
5587 |
if (opc3 & 0x10) { |
5588 |
/* Check overflow */
|
5589 |
tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO)); |
5590 |
} |
5591 |
gen_set_label(l1); |
5592 |
tcg_gen_mov_tl(cpu_gpr[rt], t0); |
5593 |
} |
5594 |
} else {
|
5595 |
tcg_gen_mul_tl(cpu_gpr[rt], t0, t1); |
5596 |
} |
5597 |
tcg_temp_free(t0); |
5598 |
tcg_temp_free(t1); |
5599 |
if (unlikely(Rc) != 0) { |
5600 |
/* Update Rc0 */
|
5601 |
gen_set_Rc0(ctx, cpu_gpr[rt]); |
5602 |
} |
5603 |
} |
5604 |
|
5605 |
#define GEN_MAC_HANDLER(name, opc2, opc3) \
|
5606 |
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) \ |
5607 |
{ \ |
5608 |
gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \ |
5609 |
rD(ctx->opcode), Rc(ctx->opcode)); \ |
5610 |
} |
5611 |
|
5612 |
/* macchw - macchw. */
|
5613 |
GEN_MAC_HANDLER(macchw, 0x0C, 0x05); |
5614 |
/* macchwo - macchwo. */
|
5615 |
GEN_MAC_HANDLER(macchwo, 0x0C, 0x15); |
5616 |
/* macchws - macchws. */
|
5617 |
GEN_MAC_HANDLER(macchws, 0x0C, 0x07); |
5618 |
/* macchwso - macchwso. */
|
5619 |
GEN_MAC_HANDLER(macchwso, 0x0C, 0x17); |
5620 |
/* macchwsu - macchwsu. */
|
5621 |
GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06); |
5622 |
/* macchwsuo - macchwsuo. */
|
5623 |
GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16); |
5624 |
/* macchwu - macchwu. */
|
5625 |
GEN_MAC_HANDLER(macchwu, 0x0C, 0x04); |
5626 |
/* macchwuo - macchwuo. */
|
5627 |
GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14); |
5628 |
/* machhw - machhw. */
|
5629 |
GEN_MAC_HANDLER(machhw, 0x0C, 0x01); |
5630 |
/* machhwo - machhwo. */
|
5631 |
GEN_MAC_HANDLER(machhwo, 0x0C, 0x11); |
5632 |
/* machhws - machhws. */
|
5633 |
GEN_MAC_HANDLER(machhws, 0x0C, 0x03); |
5634 |
/* machhwso - machhwso. */
|
5635 |
GEN_MAC_HANDLER(machhwso, 0x0C, 0x13); |
5636 |
/* machhwsu - machhwsu. */
|
5637 |
GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02); |
5638 |
/* machhwsuo - machhwsuo. */
|
5639 |
GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12); |
5640 |
/* machhwu - machhwu. */
|
5641 |
GEN_MAC_HANDLER(machhwu, 0x0C, 0x00); |
5642 |
/* machhwuo - machhwuo. */
|
5643 |
GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10); |
5644 |
/* maclhw - maclhw. */
|
5645 |
GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D); |
5646 |
/* maclhwo - maclhwo. */
|
5647 |
GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D); |
5648 |
/* maclhws - maclhws. */
|
5649 |
GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F); |
5650 |
/* maclhwso - maclhwso. */
|
5651 |
GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F); |
5652 |
/* maclhwu - maclhwu. */
|
5653 |
GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C); |
5654 |
/* maclhwuo - maclhwuo. */
|
5655 |
GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C); |
5656 |
/* maclhwsu - maclhwsu. */
|
5657 |
GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E); |
5658 |
/* maclhwsuo - maclhwsuo. */
|
5659 |
GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E); |
5660 |
/* nmacchw - nmacchw. */
|
5661 |
GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05); |
5662 |
/* nmacchwo - nmacchwo. */
|
5663 |
GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15); |
5664 |
/* nmacchws - nmacchws. */
|
5665 |
GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07); |
5666 |
/* nmacchwso - nmacchwso. */
|
5667 |
GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17); |
5668 |
/* nmachhw - nmachhw. */
|
5669 |
GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01); |
5670 |
/* nmachhwo - nmachhwo. */
|
5671 |
GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11); |
5672 |
/* nmachhws - nmachhws. */
|
5673 |
GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03); |
5674 |
/* nmachhwso - nmachhwso. */
|
5675 |
GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13); |
5676 |
/* nmaclhw - nmaclhw. */
|
5677 |
GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D); |
5678 |
/* nmaclhwo - nmaclhwo. */
|
5679 |
GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D); |
5680 |
/* nmaclhws - nmaclhws. */
|
5681 |
GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F); |
5682 |
/* nmaclhwso - nmaclhwso. */
|
5683 |
GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F); |
5684 |
|
5685 |
/* mulchw - mulchw. */
|
5686 |
GEN_MAC_HANDLER(mulchw, 0x08, 0x05); |
5687 |
/* mulchwu - mulchwu. */
|
5688 |
GEN_MAC_HANDLER(mulchwu, 0x08, 0x04); |
5689 |
/* mulhhw - mulhhw. */
|
5690 |
GEN_MAC_HANDLER(mulhhw, 0x08, 0x01); |
5691 |
/* mulhhwu - mulhhwu. */
|
5692 |
GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00); |
5693 |
/* mullhw - mullhw. */
|
5694 |
GEN_MAC_HANDLER(mullhw, 0x08, 0x0D); |
5695 |
/* mullhwu - mullhwu. */
|
5696 |
GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C); |
5697 |
|
5698 |
/* mfdcr */
|
5699 |
GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR) |
5700 |
{ |
5701 |
#if defined(CONFIG_USER_ONLY)
|
5702 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5703 |
#else
|
5704 |
TCGv dcrn; |
5705 |
if (unlikely(!ctx->mem_idx)) {
|
5706 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5707 |
return;
|
5708 |
} |
5709 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
5710 |
gen_update_nip(ctx, ctx->nip - 4);
|
5711 |
dcrn = tcg_const_tl(SPR(ctx->opcode)); |
5712 |
gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], dcrn); |
5713 |
tcg_temp_free(dcrn); |
5714 |
#endif
|
5715 |
} |
5716 |
|
5717 |
/* mtdcr */
|
5718 |
GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR) |
5719 |
{ |
5720 |
#if defined(CONFIG_USER_ONLY)
|
5721 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5722 |
#else
|
5723 |
TCGv dcrn; |
5724 |
if (unlikely(!ctx->mem_idx)) {
|
5725 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5726 |
return;
|
5727 |
} |
5728 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
5729 |
gen_update_nip(ctx, ctx->nip - 4);
|
5730 |
dcrn = tcg_const_tl(SPR(ctx->opcode)); |
5731 |
gen_helper_store_dcr(dcrn, cpu_gpr[rS(ctx->opcode)]); |
5732 |
tcg_temp_free(dcrn); |
5733 |
#endif
|
5734 |
} |
5735 |
|
5736 |
/* mfdcrx */
|
5737 |
/* XXX: not implemented on 440 ? */
|
5738 |
GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX) |
5739 |
{ |
5740 |
#if defined(CONFIG_USER_ONLY)
|
5741 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5742 |
#else
|
5743 |
if (unlikely(!ctx->mem_idx)) {
|
5744 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5745 |
return;
|
5746 |
} |
5747 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
5748 |
gen_update_nip(ctx, ctx->nip - 4);
|
5749 |
gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
5750 |
/* Note: Rc update flag set leads to undefined state of Rc0 */
|
5751 |
#endif
|
5752 |
} |
5753 |
|
5754 |
/* mtdcrx */
|
5755 |
/* XXX: not implemented on 440 ? */
|
5756 |
GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX) |
5757 |
{ |
5758 |
#if defined(CONFIG_USER_ONLY)
|
5759 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5760 |
#else
|
5761 |
if (unlikely(!ctx->mem_idx)) {
|
5762 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); |
5763 |
return;
|
5764 |
} |
5765 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
5766 |
gen_update_nip(ctx, ctx->nip - 4);
|
5767 |
gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
5768 |
/* Note: Rc update flag set leads to undefined state of Rc0 */
|
5769 |
#endif
|
5770 |
} |
5771 |
|
5772 |
/* mfdcrux (PPC 460) : user-mode access to DCR */
|
5773 |
GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX) |
5774 |
{ |
5775 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
5776 |
gen_update_nip(ctx, ctx->nip - 4);
|
5777 |
gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
5778 |
/* Note: Rc update flag set leads to undefined state of Rc0 */
|
5779 |
} |
5780 |
|
5781 |
/* mtdcrux (PPC 460) : user-mode access to DCR */
|
5782 |
GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX) |
5783 |
{ |
5784 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
5785 |
gen_update_nip(ctx, ctx->nip - 4);
|
5786 |
gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
5787 |
/* Note: Rc update flag set leads to undefined state of Rc0 */
|
5788 |
} |
5789 |
|
5790 |
/* dccci */
|
5791 |
GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON) |
5792 |
{ |
5793 |
#if defined(CONFIG_USER_ONLY)
|
5794 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5795 |
#else
|
5796 |
if (unlikely(!ctx->mem_idx)) {
|
5797 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5798 |
return;
|
5799 |
} |
5800 |
/* interpreted as no-op */
|
5801 |
#endif
|
5802 |
} |
5803 |
|
5804 |
/* dcread */
|
5805 |
GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON) |
5806 |
{ |
5807 |
#if defined(CONFIG_USER_ONLY)
|
5808 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5809 |
#else
|
5810 |
TCGv EA, val; |
5811 |
if (unlikely(!ctx->mem_idx)) {
|
5812 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5813 |
return;
|
5814 |
} |
5815 |
gen_set_access_type(ctx, ACCESS_CACHE); |
5816 |
EA = tcg_temp_new(); |
5817 |
gen_addr_reg_index(ctx, EA); |
5818 |
val = tcg_temp_new(); |
5819 |
gen_qemu_ld32u(ctx, val, EA); |
5820 |
tcg_temp_free(val); |
5821 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA); |
5822 |
tcg_temp_free(EA); |
5823 |
#endif
|
5824 |
} |
5825 |
|
5826 |
/* icbt */
|
5827 |
GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT) |
5828 |
{ |
5829 |
/* interpreted as no-op */
|
5830 |
/* XXX: specification say this is treated as a load by the MMU
|
5831 |
* but does not generate any exception
|
5832 |
*/
|
5833 |
} |
5834 |
|
5835 |
/* iccci */
|
5836 |
GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON) |
5837 |
{ |
5838 |
#if defined(CONFIG_USER_ONLY)
|
5839 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5840 |
#else
|
5841 |
if (unlikely(!ctx->mem_idx)) {
|
5842 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5843 |
return;
|
5844 |
} |
5845 |
/* interpreted as no-op */
|
5846 |
#endif
|
5847 |
} |
5848 |
|
5849 |
/* icread */
|
5850 |
GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON) |
5851 |
{ |
5852 |
#if defined(CONFIG_USER_ONLY)
|
5853 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5854 |
#else
|
5855 |
if (unlikely(!ctx->mem_idx)) {
|
5856 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5857 |
return;
|
5858 |
} |
5859 |
/* interpreted as no-op */
|
5860 |
#endif
|
5861 |
} |
5862 |
|
5863 |
/* rfci (mem_idx only) */
|
5864 |
GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP) |
5865 |
{ |
5866 |
#if defined(CONFIG_USER_ONLY)
|
5867 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5868 |
#else
|
5869 |
if (unlikely(!ctx->mem_idx)) {
|
5870 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5871 |
return;
|
5872 |
} |
5873 |
/* Restore CPU state */
|
5874 |
gen_helper_40x_rfci(); |
5875 |
gen_sync_exception(ctx); |
5876 |
#endif
|
5877 |
} |
5878 |
|
5879 |
GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE) |
5880 |
{ |
5881 |
#if defined(CONFIG_USER_ONLY)
|
5882 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5883 |
#else
|
5884 |
if (unlikely(!ctx->mem_idx)) {
|
5885 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5886 |
return;
|
5887 |
} |
5888 |
/* Restore CPU state */
|
5889 |
gen_helper_rfci(); |
5890 |
gen_sync_exception(ctx); |
5891 |
#endif
|
5892 |
} |
5893 |
|
5894 |
/* BookE specific */
|
5895 |
/* XXX: not implemented on 440 ? */
|
5896 |
GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI) |
5897 |
{ |
5898 |
#if defined(CONFIG_USER_ONLY)
|
5899 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5900 |
#else
|
5901 |
if (unlikely(!ctx->mem_idx)) {
|
5902 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5903 |
return;
|
5904 |
} |
5905 |
/* Restore CPU state */
|
5906 |
gen_helper_rfdi(); |
5907 |
gen_sync_exception(ctx); |
5908 |
#endif
|
5909 |
} |
5910 |
|
5911 |
/* XXX: not implemented on 440 ? */
|
5912 |
GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI) |
5913 |
{ |
5914 |
#if defined(CONFIG_USER_ONLY)
|
5915 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5916 |
#else
|
5917 |
if (unlikely(!ctx->mem_idx)) {
|
5918 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5919 |
return;
|
5920 |
} |
5921 |
/* Restore CPU state */
|
5922 |
gen_helper_rfmci(); |
5923 |
gen_sync_exception(ctx); |
5924 |
#endif
|
5925 |
} |
5926 |
|
5927 |
/* TLB management - PowerPC 405 implementation */
|
5928 |
/* tlbre */
|
5929 |
GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB) |
5930 |
{ |
5931 |
#if defined(CONFIG_USER_ONLY)
|
5932 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5933 |
#else
|
5934 |
if (unlikely(!ctx->mem_idx)) {
|
5935 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5936 |
return;
|
5937 |
} |
5938 |
switch (rB(ctx->opcode)) {
|
5939 |
case 0: |
5940 |
gen_helper_4xx_tlbre_hi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
5941 |
break;
|
5942 |
case 1: |
5943 |
gen_helper_4xx_tlbre_lo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
5944 |
break;
|
5945 |
default:
|
5946 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
5947 |
break;
|
5948 |
} |
5949 |
#endif
|
5950 |
} |
5951 |
|
5952 |
/* tlbsx - tlbsx. */
|
5953 |
GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB) |
5954 |
{ |
5955 |
#if defined(CONFIG_USER_ONLY)
|
5956 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5957 |
#else
|
5958 |
TCGv t0; |
5959 |
if (unlikely(!ctx->mem_idx)) {
|
5960 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5961 |
return;
|
5962 |
} |
5963 |
t0 = tcg_temp_new(); |
5964 |
gen_addr_reg_index(ctx, t0); |
5965 |
gen_helper_4xx_tlbsx(cpu_gpr[rD(ctx->opcode)], t0); |
5966 |
tcg_temp_free(t0); |
5967 |
if (Rc(ctx->opcode)) {
|
5968 |
int l1 = gen_new_label();
|
5969 |
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
|
5970 |
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO); |
5971 |
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1); |
5972 |
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
|
5973 |
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02); |
5974 |
gen_set_label(l1); |
5975 |
} |
5976 |
#endif
|
5977 |
} |
5978 |
|
5979 |
/* tlbwe */
|
5980 |
GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB) |
5981 |
{ |
5982 |
#if defined(CONFIG_USER_ONLY)
|
5983 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5984 |
#else
|
5985 |
if (unlikely(!ctx->mem_idx)) {
|
5986 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
5987 |
return;
|
5988 |
} |
5989 |
switch (rB(ctx->opcode)) {
|
5990 |
case 0: |
5991 |
gen_helper_4xx_tlbwe_hi(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
5992 |
break;
|
5993 |
case 1: |
5994 |
gen_helper_4xx_tlbwe_lo(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
5995 |
break;
|
5996 |
default:
|
5997 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
5998 |
break;
|
5999 |
} |
6000 |
#endif
|
6001 |
} |
6002 |
|
6003 |
/* TLB management - PowerPC 440 implementation */
|
6004 |
/* tlbre */
|
6005 |
GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE) |
6006 |
{ |
6007 |
#if defined(CONFIG_USER_ONLY)
|
6008 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6009 |
#else
|
6010 |
if (unlikely(!ctx->mem_idx)) {
|
6011 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6012 |
return;
|
6013 |
} |
6014 |
switch (rB(ctx->opcode)) {
|
6015 |
case 0: |
6016 |
case 1: |
6017 |
case 2: |
6018 |
{ |
6019 |
TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode)); |
6020 |
gen_helper_440_tlbwe(t0, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
6021 |
tcg_temp_free_i32(t0); |
6022 |
} |
6023 |
break;
|
6024 |
default:
|
6025 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
6026 |
break;
|
6027 |
} |
6028 |
#endif
|
6029 |
} |
6030 |
|
6031 |
/* tlbsx - tlbsx. */
|
6032 |
GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE) |
6033 |
{ |
6034 |
#if defined(CONFIG_USER_ONLY)
|
6035 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6036 |
#else
|
6037 |
TCGv t0; |
6038 |
if (unlikely(!ctx->mem_idx)) {
|
6039 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6040 |
return;
|
6041 |
} |
6042 |
t0 = tcg_temp_new(); |
6043 |
gen_addr_reg_index(ctx, t0); |
6044 |
gen_helper_440_tlbsx(cpu_gpr[rD(ctx->opcode)], t0); |
6045 |
tcg_temp_free(t0); |
6046 |
if (Rc(ctx->opcode)) {
|
6047 |
int l1 = gen_new_label();
|
6048 |
tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
|
6049 |
tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO); |
6050 |
tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1); |
6051 |
tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
|
6052 |
tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02); |
6053 |
gen_set_label(l1); |
6054 |
} |
6055 |
#endif
|
6056 |
} |
6057 |
|
6058 |
/* tlbwe */
|
6059 |
GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE) |
6060 |
{ |
6061 |
#if defined(CONFIG_USER_ONLY)
|
6062 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6063 |
#else
|
6064 |
if (unlikely(!ctx->mem_idx)) {
|
6065 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6066 |
return;
|
6067 |
} |
6068 |
switch (rB(ctx->opcode)) {
|
6069 |
case 0: |
6070 |
case 1: |
6071 |
case 2: |
6072 |
{ |
6073 |
TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode)); |
6074 |
gen_helper_440_tlbwe(t0, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); |
6075 |
tcg_temp_free_i32(t0); |
6076 |
} |
6077 |
break;
|
6078 |
default:
|
6079 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
6080 |
break;
|
6081 |
} |
6082 |
#endif
|
6083 |
} |
6084 |
|
6085 |
/* wrtee */
|
6086 |
GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE) |
6087 |
{ |
6088 |
#if defined(CONFIG_USER_ONLY)
|
6089 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6090 |
#else
|
6091 |
TCGv t0; |
6092 |
if (unlikely(!ctx->mem_idx)) {
|
6093 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6094 |
return;
|
6095 |
} |
6096 |
t0 = tcg_temp_new(); |
6097 |
tcg_gen_andi_tl(t0, cpu_gpr[rD(ctx->opcode)], (1 << MSR_EE));
|
6098 |
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
|
6099 |
tcg_gen_or_tl(cpu_msr, cpu_msr, t0); |
6100 |
tcg_temp_free(t0); |
6101 |
/* Stop translation to have a chance to raise an exception
|
6102 |
* if we just set msr_ee to 1
|
6103 |
*/
|
6104 |
gen_stop_exception(ctx); |
6105 |
#endif
|
6106 |
} |
6107 |
|
6108 |
/* wrteei */
|
6109 |
GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_WRTEE) |
6110 |
{ |
6111 |
#if defined(CONFIG_USER_ONLY)
|
6112 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6113 |
#else
|
6114 |
if (unlikely(!ctx->mem_idx)) {
|
6115 |
gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); |
6116 |
return;
|
6117 |
} |
6118 |
if (ctx->opcode & 0x00010000) { |
6119 |
tcg_gen_ori_tl(cpu_msr, cpu_msr, (1 << MSR_EE));
|
6120 |
/* Stop translation to have a chance to raise an exception */
|
6121 |
gen_stop_exception(ctx); |
6122 |
} else {
|
6123 |
tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
|
6124 |
} |
6125 |
#endif
|
6126 |
} |
6127 |
|
6128 |
/* PowerPC 440 specific instructions */
|
6129 |
/* dlmzb */
|
6130 |
GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC) |
6131 |
{ |
6132 |
TCGv_i32 t0 = tcg_const_i32(Rc(ctx->opcode)); |
6133 |
gen_helper_dlmzb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], |
6134 |
cpu_gpr[rB(ctx->opcode)], t0); |
6135 |
tcg_temp_free_i32(t0); |
6136 |
} |
6137 |
|
6138 |
/* mbar replaces eieio on 440 */
|
6139 |
GEN_HANDLER(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, PPC_BOOKE) |
6140 |
{ |
6141 |
/* interpreted as no-op */
|
6142 |
} |
6143 |
|
6144 |
/* msync replaces sync on 440 */
|
6145 |
GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE) |
6146 |
{ |
6147 |
/* interpreted as no-op */
|
6148 |
} |
6149 |
|
6150 |
/* icbt */
|
6151 |
GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE) |
6152 |
{ |
6153 |
/* interpreted as no-op */
|
6154 |
/* XXX: specification say this is treated as a load by the MMU
|
6155 |
* but does not generate any exception
|
6156 |
*/
|
6157 |
} |
6158 |
|
6159 |
/*** Altivec vector extension ***/
|
6160 |
/* Altivec registers moves */
|
6161 |
|
6162 |
static always_inline TCGv_ptr gen_avr_ptr(int reg) |
6163 |
{ |
6164 |
TCGv_ptr r = tcg_temp_new_ptr(); |
6165 |
tcg_gen_addi_ptr(r, cpu_env, offsetof(CPUPPCState, avr[reg])); |
6166 |
return r;
|
6167 |
} |
6168 |
|
6169 |
#define GEN_VR_LDX(name, opc2, opc3) \
|
6170 |
GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ |
6171 |
{ \ |
6172 |
TCGv EA; \ |
6173 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6174 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6175 |
return; \
|
6176 |
} \ |
6177 |
gen_set_access_type(ctx, ACCESS_INT); \ |
6178 |
EA = tcg_temp_new(); \ |
6179 |
gen_addr_reg_index(ctx, EA); \ |
6180 |
tcg_gen_andi_tl(EA, EA, ~0xf); \
|
6181 |
if (ctx->le_mode) { \
|
6182 |
gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \ |
6183 |
tcg_gen_addi_tl(EA, EA, 8); \
|
6184 |
gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \ |
6185 |
} else { \
|
6186 |
gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \ |
6187 |
tcg_gen_addi_tl(EA, EA, 8); \
|
6188 |
gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \ |
6189 |
} \ |
6190 |
tcg_temp_free(EA); \ |
6191 |
} |
6192 |
|
6193 |
#define GEN_VR_STX(name, opc2, opc3) \
|
6194 |
GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ |
6195 |
{ \ |
6196 |
TCGv EA; \ |
6197 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6198 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6199 |
return; \
|
6200 |
} \ |
6201 |
gen_set_access_type(ctx, ACCESS_INT); \ |
6202 |
EA = tcg_temp_new(); \ |
6203 |
gen_addr_reg_index(ctx, EA); \ |
6204 |
tcg_gen_andi_tl(EA, EA, ~0xf); \
|
6205 |
if (ctx->le_mode) { \
|
6206 |
gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \ |
6207 |
tcg_gen_addi_tl(EA, EA, 8); \
|
6208 |
gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \ |
6209 |
} else { \
|
6210 |
gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \ |
6211 |
tcg_gen_addi_tl(EA, EA, 8); \
|
6212 |
gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \ |
6213 |
} \ |
6214 |
tcg_temp_free(EA); \ |
6215 |
} |
6216 |
|
6217 |
#define GEN_VR_LVE(name, opc2, opc3) \
|
6218 |
GEN_HANDLER(lve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ |
6219 |
{ \ |
6220 |
TCGv EA; \ |
6221 |
TCGv_ptr rs; \ |
6222 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6223 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6224 |
return; \
|
6225 |
} \ |
6226 |
gen_set_access_type(ctx, ACCESS_INT); \ |
6227 |
EA = tcg_temp_new(); \ |
6228 |
gen_addr_reg_index(ctx, EA); \ |
6229 |
rs = gen_avr_ptr(rS(ctx->opcode)); \ |
6230 |
gen_helper_lve##name (rs, EA); \ |
6231 |
tcg_temp_free(EA); \ |
6232 |
tcg_temp_free_ptr(rs); \ |
6233 |
} |
6234 |
|
6235 |
#define GEN_VR_STVE(name, opc2, opc3) \
|
6236 |
GEN_HANDLER(stve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ |
6237 |
{ \ |
6238 |
TCGv EA; \ |
6239 |
TCGv_ptr rs; \ |
6240 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6241 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6242 |
return; \
|
6243 |
} \ |
6244 |
gen_set_access_type(ctx, ACCESS_INT); \ |
6245 |
EA = tcg_temp_new(); \ |
6246 |
gen_addr_reg_index(ctx, EA); \ |
6247 |
rs = gen_avr_ptr(rS(ctx->opcode)); \ |
6248 |
gen_helper_stve##name (rs, EA); \ |
6249 |
tcg_temp_free(EA); \ |
6250 |
tcg_temp_free_ptr(rs); \ |
6251 |
} |
6252 |
|
6253 |
GEN_VR_LDX(lvx, 0x07, 0x03); |
6254 |
/* As we don't emulate the cache, lvxl is stricly equivalent to lvx */
|
6255 |
GEN_VR_LDX(lvxl, 0x07, 0x0B); |
6256 |
|
6257 |
GEN_VR_LVE(bx, 0x07, 0x00); |
6258 |
GEN_VR_LVE(hx, 0x07, 0x01); |
6259 |
GEN_VR_LVE(wx, 0x07, 0x02); |
6260 |
|
6261 |
GEN_VR_STX(svx, 0x07, 0x07); |
6262 |
/* As we don't emulate the cache, stvxl is stricly equivalent to stvx */
|
6263 |
GEN_VR_STX(svxl, 0x07, 0x0F); |
6264 |
|
6265 |
GEN_VR_STVE(bx, 0x07, 0x04); |
6266 |
GEN_VR_STVE(hx, 0x07, 0x05); |
6267 |
GEN_VR_STVE(wx, 0x07, 0x06); |
6268 |
|
6269 |
GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC) |
6270 |
{ |
6271 |
TCGv_ptr rd; |
6272 |
TCGv EA; |
6273 |
if (unlikely(!ctx->altivec_enabled)) {
|
6274 |
gen_exception(ctx, POWERPC_EXCP_VPU); |
6275 |
return;
|
6276 |
} |
6277 |
EA = tcg_temp_new(); |
6278 |
gen_addr_reg_index(ctx, EA); |
6279 |
rd = gen_avr_ptr(rD(ctx->opcode)); |
6280 |
gen_helper_lvsl(rd, EA); |
6281 |
tcg_temp_free(EA); |
6282 |
tcg_temp_free_ptr(rd); |
6283 |
} |
6284 |
|
6285 |
GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC) |
6286 |
{ |
6287 |
TCGv_ptr rd; |
6288 |
TCGv EA; |
6289 |
if (unlikely(!ctx->altivec_enabled)) {
|
6290 |
gen_exception(ctx, POWERPC_EXCP_VPU); |
6291 |
return;
|
6292 |
} |
6293 |
EA = tcg_temp_new(); |
6294 |
gen_addr_reg_index(ctx, EA); |
6295 |
rd = gen_avr_ptr(rD(ctx->opcode)); |
6296 |
gen_helper_lvsr(rd, EA); |
6297 |
tcg_temp_free(EA); |
6298 |
tcg_temp_free_ptr(rd); |
6299 |
} |
6300 |
|
6301 |
GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC) |
6302 |
{ |
6303 |
TCGv_i32 t; |
6304 |
if (unlikely(!ctx->altivec_enabled)) {
|
6305 |
gen_exception(ctx, POWERPC_EXCP_VPU); |
6306 |
return;
|
6307 |
} |
6308 |
tcg_gen_movi_i64(cpu_avrh[rD(ctx->opcode)], 0);
|
6309 |
t = tcg_temp_new_i32(); |
6310 |
tcg_gen_ld_i32(t, cpu_env, offsetof(CPUState, vscr)); |
6311 |
tcg_gen_extu_i32_i64(cpu_avrl[rD(ctx->opcode)], t); |
6312 |
tcg_temp_free_i32(t); |
6313 |
} |
6314 |
|
6315 |
GEN_HANDLER(mtvscr, 0x04, 0x2, 0x19, 0x03ff0000, PPC_ALTIVEC) |
6316 |
{ |
6317 |
TCGv_ptr p; |
6318 |
if (unlikely(!ctx->altivec_enabled)) {
|
6319 |
gen_exception(ctx, POWERPC_EXCP_VPU); |
6320 |
return;
|
6321 |
} |
6322 |
p = gen_avr_ptr(rD(ctx->opcode)); |
6323 |
gen_helper_mtvscr(p); |
6324 |
tcg_temp_free_ptr(p); |
6325 |
} |
6326 |
|
6327 |
/* Logical operations */
|
6328 |
#define GEN_VX_LOGICAL(name, tcg_op, opc2, opc3) \
|
6329 |
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \ |
6330 |
{ \ |
6331 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6332 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6333 |
return; \
|
6334 |
} \ |
6335 |
tcg_op(cpu_avrh[rD(ctx->opcode)], cpu_avrh[rA(ctx->opcode)], cpu_avrh[rB(ctx->opcode)]); \ |
6336 |
tcg_op(cpu_avrl[rD(ctx->opcode)], cpu_avrl[rA(ctx->opcode)], cpu_avrl[rB(ctx->opcode)]); \ |
6337 |
} |
6338 |
|
6339 |
GEN_VX_LOGICAL(vand, tcg_gen_and_i64, 2, 16); |
6340 |
GEN_VX_LOGICAL(vandc, tcg_gen_andc_i64, 2, 17); |
6341 |
GEN_VX_LOGICAL(vor, tcg_gen_or_i64, 2, 18); |
6342 |
GEN_VX_LOGICAL(vxor, tcg_gen_xor_i64, 2, 19); |
6343 |
GEN_VX_LOGICAL(vnor, tcg_gen_nor_i64, 2, 20); |
6344 |
|
6345 |
#define GEN_VXFORM(name, opc2, opc3) \
|
6346 |
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \ |
6347 |
{ \ |
6348 |
TCGv_ptr ra, rb, rd; \ |
6349 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6350 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6351 |
return; \
|
6352 |
} \ |
6353 |
ra = gen_avr_ptr(rA(ctx->opcode)); \ |
6354 |
rb = gen_avr_ptr(rB(ctx->opcode)); \ |
6355 |
rd = gen_avr_ptr(rD(ctx->opcode)); \ |
6356 |
gen_helper_##name (rd, ra, rb); \ |
6357 |
tcg_temp_free_ptr(ra); \ |
6358 |
tcg_temp_free_ptr(rb); \ |
6359 |
tcg_temp_free_ptr(rd); \ |
6360 |
} |
6361 |
|
6362 |
GEN_VXFORM(vaddubm, 0, 0); |
6363 |
GEN_VXFORM(vadduhm, 0, 1); |
6364 |
GEN_VXFORM(vadduwm, 0, 2); |
6365 |
GEN_VXFORM(vsububm, 0, 16); |
6366 |
GEN_VXFORM(vsubuhm, 0, 17); |
6367 |
GEN_VXFORM(vsubuwm, 0, 18); |
6368 |
GEN_VXFORM(vmaxub, 1, 0); |
6369 |
GEN_VXFORM(vmaxuh, 1, 1); |
6370 |
GEN_VXFORM(vmaxuw, 1, 2); |
6371 |
GEN_VXFORM(vmaxsb, 1, 4); |
6372 |
GEN_VXFORM(vmaxsh, 1, 5); |
6373 |
GEN_VXFORM(vmaxsw, 1, 6); |
6374 |
GEN_VXFORM(vminub, 1, 8); |
6375 |
GEN_VXFORM(vminuh, 1, 9); |
6376 |
GEN_VXFORM(vminuw, 1, 10); |
6377 |
GEN_VXFORM(vminsb, 1, 12); |
6378 |
GEN_VXFORM(vminsh, 1, 13); |
6379 |
GEN_VXFORM(vminsw, 1, 14); |
6380 |
GEN_VXFORM(vavgub, 1, 16); |
6381 |
GEN_VXFORM(vavguh, 1, 17); |
6382 |
GEN_VXFORM(vavguw, 1, 18); |
6383 |
GEN_VXFORM(vavgsb, 1, 20); |
6384 |
GEN_VXFORM(vavgsh, 1, 21); |
6385 |
GEN_VXFORM(vavgsw, 1, 22); |
6386 |
GEN_VXFORM(vmrghb, 6, 0); |
6387 |
GEN_VXFORM(vmrghh, 6, 1); |
6388 |
GEN_VXFORM(vmrghw, 6, 2); |
6389 |
GEN_VXFORM(vmrglb, 6, 4); |
6390 |
GEN_VXFORM(vmrglh, 6, 5); |
6391 |
GEN_VXFORM(vmrglw, 6, 6); |
6392 |
GEN_VXFORM(vmuloub, 4, 0); |
6393 |
GEN_VXFORM(vmulouh, 4, 1); |
6394 |
GEN_VXFORM(vmulosb, 4, 4); |
6395 |
GEN_VXFORM(vmulosh, 4, 5); |
6396 |
GEN_VXFORM(vmuleub, 4, 8); |
6397 |
GEN_VXFORM(vmuleuh, 4, 9); |
6398 |
GEN_VXFORM(vmulesb, 4, 12); |
6399 |
GEN_VXFORM(vmulesh, 4, 13); |
6400 |
GEN_VXFORM(vslb, 2, 4); |
6401 |
GEN_VXFORM(vslh, 2, 5); |
6402 |
GEN_VXFORM(vslw, 2, 6); |
6403 |
GEN_VXFORM(vsrb, 2, 8); |
6404 |
GEN_VXFORM(vsrh, 2, 9); |
6405 |
GEN_VXFORM(vsrw, 2, 10); |
6406 |
GEN_VXFORM(vsrab, 2, 12); |
6407 |
GEN_VXFORM(vsrah, 2, 13); |
6408 |
GEN_VXFORM(vsraw, 2, 14); |
6409 |
GEN_VXFORM(vslo, 6, 16); |
6410 |
GEN_VXFORM(vsro, 6, 17); |
6411 |
GEN_VXFORM(vaddcuw, 0, 6); |
6412 |
GEN_VXFORM(vsubcuw, 0, 22); |
6413 |
GEN_VXFORM(vaddubs, 0, 8); |
6414 |
GEN_VXFORM(vadduhs, 0, 9); |
6415 |
GEN_VXFORM(vadduws, 0, 10); |
6416 |
GEN_VXFORM(vaddsbs, 0, 12); |
6417 |
GEN_VXFORM(vaddshs, 0, 13); |
6418 |
GEN_VXFORM(vaddsws, 0, 14); |
6419 |
GEN_VXFORM(vsububs, 0, 24); |
6420 |
GEN_VXFORM(vsubuhs, 0, 25); |
6421 |
GEN_VXFORM(vsubuws, 0, 26); |
6422 |
GEN_VXFORM(vsubsbs, 0, 28); |
6423 |
GEN_VXFORM(vsubshs, 0, 29); |
6424 |
GEN_VXFORM(vsubsws, 0, 30); |
6425 |
GEN_VXFORM(vrlb, 2, 0); |
6426 |
GEN_VXFORM(vrlh, 2, 1); |
6427 |
GEN_VXFORM(vrlw, 2, 2); |
6428 |
GEN_VXFORM(vsl, 2, 7); |
6429 |
GEN_VXFORM(vsr, 2, 11); |
6430 |
GEN_VXFORM(vpkuhum, 7, 0); |
6431 |
GEN_VXFORM(vpkuwum, 7, 1); |
6432 |
GEN_VXFORM(vpkuhus, 7, 2); |
6433 |
GEN_VXFORM(vpkuwus, 7, 3); |
6434 |
GEN_VXFORM(vpkshus, 7, 4); |
6435 |
GEN_VXFORM(vpkswus, 7, 5); |
6436 |
GEN_VXFORM(vpkshss, 7, 6); |
6437 |
GEN_VXFORM(vpkswss, 7, 7); |
6438 |
GEN_VXFORM(vpkpx, 7, 12); |
6439 |
GEN_VXFORM(vsum4ubs, 4, 24); |
6440 |
GEN_VXFORM(vsum4sbs, 4, 28); |
6441 |
GEN_VXFORM(vsum4shs, 4, 25); |
6442 |
GEN_VXFORM(vsum2sws, 4, 26); |
6443 |
GEN_VXFORM(vsumsws, 4, 30); |
6444 |
GEN_VXFORM(vaddfp, 5, 0); |
6445 |
GEN_VXFORM(vsubfp, 5, 1); |
6446 |
GEN_VXFORM(vmaxfp, 5, 16); |
6447 |
GEN_VXFORM(vminfp, 5, 17); |
6448 |
|
6449 |
#define GEN_VXRFORM1(opname, name, str, opc2, opc3) \
|
6450 |
GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC) \ |
6451 |
{ \ |
6452 |
TCGv_ptr ra, rb, rd; \ |
6453 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6454 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6455 |
return; \
|
6456 |
} \ |
6457 |
ra = gen_avr_ptr(rA(ctx->opcode)); \ |
6458 |
rb = gen_avr_ptr(rB(ctx->opcode)); \ |
6459 |
rd = gen_avr_ptr(rD(ctx->opcode)); \ |
6460 |
gen_helper_##opname (rd, ra, rb); \ |
6461 |
tcg_temp_free_ptr(ra); \ |
6462 |
tcg_temp_free_ptr(rb); \ |
6463 |
tcg_temp_free_ptr(rd); \ |
6464 |
} |
6465 |
|
6466 |
#define GEN_VXRFORM(name, opc2, opc3) \
|
6467 |
GEN_VXRFORM1(name, name, #name, opc2, opc3) \
|
6468 |
GEN_VXRFORM1(name##_dot, name##_, #name ".", opc2, (opc3 | (0x1 << 4))) |
6469 |
|
6470 |
GEN_VXRFORM(vcmpequb, 3, 0) |
6471 |
GEN_VXRFORM(vcmpequh, 3, 1) |
6472 |
GEN_VXRFORM(vcmpequw, 3, 2) |
6473 |
GEN_VXRFORM(vcmpgtsb, 3, 12) |
6474 |
GEN_VXRFORM(vcmpgtsh, 3, 13) |
6475 |
GEN_VXRFORM(vcmpgtsw, 3, 14) |
6476 |
GEN_VXRFORM(vcmpgtub, 3, 8) |
6477 |
GEN_VXRFORM(vcmpgtuh, 3, 9) |
6478 |
GEN_VXRFORM(vcmpgtuw, 3, 10) |
6479 |
GEN_VXRFORM(vcmpeqfp, 3, 3) |
6480 |
GEN_VXRFORM(vcmpgefp, 3, 7) |
6481 |
GEN_VXRFORM(vcmpgtfp, 3, 11) |
6482 |
GEN_VXRFORM(vcmpbfp, 3, 15) |
6483 |
|
6484 |
#define GEN_VXFORM_SIMM(name, opc2, opc3) \
|
6485 |
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \ |
6486 |
{ \ |
6487 |
TCGv_ptr rd; \ |
6488 |
TCGv_i32 simm; \ |
6489 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6490 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6491 |
return; \
|
6492 |
} \ |
6493 |
simm = tcg_const_i32(SIMM5(ctx->opcode)); \ |
6494 |
rd = gen_avr_ptr(rD(ctx->opcode)); \ |
6495 |
gen_helper_##name (rd, simm); \ |
6496 |
tcg_temp_free_i32(simm); \ |
6497 |
tcg_temp_free_ptr(rd); \ |
6498 |
} |
6499 |
|
6500 |
GEN_VXFORM_SIMM(vspltisb, 6, 12); |
6501 |
GEN_VXFORM_SIMM(vspltish, 6, 13); |
6502 |
GEN_VXFORM_SIMM(vspltisw, 6, 14); |
6503 |
|
6504 |
#define GEN_VXFORM_NOA(name, opc2, opc3) \
|
6505 |
GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \ |
6506 |
{ \ |
6507 |
TCGv_ptr rb, rd; \ |
6508 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6509 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6510 |
return; \
|
6511 |
} \ |
6512 |
rb = gen_avr_ptr(rB(ctx->opcode)); \ |
6513 |
rd = gen_avr_ptr(rD(ctx->opcode)); \ |
6514 |
gen_helper_##name (rd, rb); \ |
6515 |
tcg_temp_free_ptr(rb); \ |
6516 |
tcg_temp_free_ptr(rd); \ |
6517 |
} |
6518 |
|
6519 |
GEN_VXFORM_NOA(vupkhsb, 7, 8); |
6520 |
GEN_VXFORM_NOA(vupkhsh, 7, 9); |
6521 |
GEN_VXFORM_NOA(vupklsb, 7, 10); |
6522 |
GEN_VXFORM_NOA(vupklsh, 7, 11); |
6523 |
GEN_VXFORM_NOA(vupkhpx, 7, 13); |
6524 |
GEN_VXFORM_NOA(vupklpx, 7, 15); |
6525 |
GEN_VXFORM_NOA(vrefp, 5, 4); |
6526 |
GEN_VXFORM_NOA(vrsqrtefp, 5, 5); |
6527 |
GEN_VXFORM_NOA(vlogefp, 5, 7); |
6528 |
GEN_VXFORM_NOA(vrfim, 5, 8); |
6529 |
GEN_VXFORM_NOA(vrfin, 5, 9); |
6530 |
GEN_VXFORM_NOA(vrfip, 5, 10); |
6531 |
GEN_VXFORM_NOA(vrfiz, 5, 11); |
6532 |
|
6533 |
#define GEN_VXFORM_SIMM(name, opc2, opc3) \
|
6534 |
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \ |
6535 |
{ \ |
6536 |
TCGv_ptr rd; \ |
6537 |
TCGv_i32 simm; \ |
6538 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6539 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6540 |
return; \
|
6541 |
} \ |
6542 |
simm = tcg_const_i32(SIMM5(ctx->opcode)); \ |
6543 |
rd = gen_avr_ptr(rD(ctx->opcode)); \ |
6544 |
gen_helper_##name (rd, simm); \ |
6545 |
tcg_temp_free_i32(simm); \ |
6546 |
tcg_temp_free_ptr(rd); \ |
6547 |
} |
6548 |
|
6549 |
#define GEN_VXFORM_UIMM(name, opc2, opc3) \
|
6550 |
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \ |
6551 |
{ \ |
6552 |
TCGv_ptr rb, rd; \ |
6553 |
TCGv_i32 uimm; \ |
6554 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6555 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6556 |
return; \
|
6557 |
} \ |
6558 |
uimm = tcg_const_i32(UIMM5(ctx->opcode)); \ |
6559 |
rb = gen_avr_ptr(rB(ctx->opcode)); \ |
6560 |
rd = gen_avr_ptr(rD(ctx->opcode)); \ |
6561 |
gen_helper_##name (rd, rb, uimm); \ |
6562 |
tcg_temp_free_i32(uimm); \ |
6563 |
tcg_temp_free_ptr(rb); \ |
6564 |
tcg_temp_free_ptr(rd); \ |
6565 |
} |
6566 |
|
6567 |
GEN_VXFORM_UIMM(vspltb, 6, 8); |
6568 |
GEN_VXFORM_UIMM(vsplth, 6, 9); |
6569 |
GEN_VXFORM_UIMM(vspltw, 6, 10); |
6570 |
GEN_VXFORM_UIMM(vcfux, 5, 12); |
6571 |
GEN_VXFORM_UIMM(vcfsx, 5, 13); |
6572 |
GEN_VXFORM_UIMM(vctuxs, 5, 14); |
6573 |
GEN_VXFORM_UIMM(vctsxs, 5, 15); |
6574 |
|
6575 |
GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC) |
6576 |
{ |
6577 |
TCGv_ptr ra, rb, rd; |
6578 |
TCGv_i32 sh; |
6579 |
if (unlikely(!ctx->altivec_enabled)) {
|
6580 |
gen_exception(ctx, POWERPC_EXCP_VPU); |
6581 |
return;
|
6582 |
} |
6583 |
ra = gen_avr_ptr(rA(ctx->opcode)); |
6584 |
rb = gen_avr_ptr(rB(ctx->opcode)); |
6585 |
rd = gen_avr_ptr(rD(ctx->opcode)); |
6586 |
sh = tcg_const_i32(VSH(ctx->opcode)); |
6587 |
gen_helper_vsldoi (rd, ra, rb, sh); |
6588 |
tcg_temp_free_ptr(ra); |
6589 |
tcg_temp_free_ptr(rb); |
6590 |
tcg_temp_free_ptr(rd); |
6591 |
tcg_temp_free_i32(sh); |
6592 |
} |
6593 |
|
6594 |
#define GEN_VAFORM_PAIRED(name0, name1, opc2) \
|
6595 |
GEN_HANDLER(name0##_##name1, 0x04, opc2, 0xFF, 0x00000000, PPC_ALTIVEC) \ |
6596 |
{ \ |
6597 |
TCGv_ptr ra, rb, rc, rd; \ |
6598 |
if (unlikely(!ctx->altivec_enabled)) { \
|
6599 |
gen_exception(ctx, POWERPC_EXCP_VPU); \ |
6600 |
return; \
|
6601 |
} \ |
6602 |
ra = gen_avr_ptr(rA(ctx->opcode)); \ |
6603 |
rb = gen_avr_ptr(rB(ctx->opcode)); \ |
6604 |
rc = gen_avr_ptr(rC(ctx->opcode)); \ |
6605 |
rd = gen_avr_ptr(rD(ctx->opcode)); \ |
6606 |
if (Rc(ctx->opcode)) { \
|
6607 |
gen_helper_##name1 (rd, ra, rb, rc); \ |
6608 |
} else { \
|
6609 |
gen_helper_##name0 (rd, ra, rb, rc); \ |
6610 |
} \ |
6611 |
tcg_temp_free_ptr(ra); \ |
6612 |
tcg_temp_free_ptr(rb); \ |
6613 |
tcg_temp_free_ptr(rc); \ |
6614 |
tcg_temp_free_ptr(rd); \ |
6615 |
} |
6616 |
|
6617 |
GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16)
|
6618 |
|
6619 |
GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC) |
6620 |
{ |
6621 |
TCGv_ptr ra, rb, rc, rd; |
6622 |
if (unlikely(!ctx->altivec_enabled)) {
|
6623 |
gen_exception(ctx, POWERPC_EXCP_VPU); |
6624 |
return;
|
6625 |
} |
6626 |
ra = gen_avr_ptr(rA(ctx->opcode)); |
6627 |
rb = gen_avr_ptr(rB(ctx->opcode)); |
6628 |
rc = gen_avr_ptr(rC(ctx->opcode)); |
6629 |
rd = gen_avr_ptr(rD(ctx->opcode)); |
6630 |
gen_helper_vmladduhm(rd, ra, rb, rc); |
6631 |
tcg_temp_free_ptr(ra); |
6632 |
tcg_temp_free_ptr(rb); |
6633 |
tcg_temp_free_ptr(rc); |
6634 |
tcg_temp_free_ptr(rd); |
6635 |
} |
6636 |
|
6637 |
GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18)
|
6638 |
GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19)
|
6639 |
GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20)
|
6640 |
GEN_VAFORM_PAIRED(vsel, vperm, 21)
|
6641 |
GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23)
|
6642 |
|
6643 |
/*** SPE extension ***/
|
6644 |
/* Register moves */
|
6645 |
|
6646 |
static always_inline void gen_load_gpr64(TCGv_i64 t, int reg) { |
6647 |
#if defined(TARGET_PPC64)
|
6648 |
tcg_gen_mov_i64(t, cpu_gpr[reg]); |
6649 |
#else
|
6650 |
tcg_gen_concat_i32_i64(t, cpu_gpr[reg], cpu_gprh[reg]); |
6651 |
#endif
|
6652 |
} |
6653 |
|
6654 |
static always_inline void gen_store_gpr64(int reg, TCGv_i64 t) { |
6655 |
#if defined(TARGET_PPC64)
|
6656 |
tcg_gen_mov_i64(cpu_gpr[reg], t); |
6657 |
#else
|
6658 |
TCGv_i64 tmp = tcg_temp_new_i64(); |
6659 |
tcg_gen_trunc_i64_i32(cpu_gpr[reg], t); |
6660 |
tcg_gen_shri_i64(tmp, t, 32);
|
6661 |
tcg_gen_trunc_i64_i32(cpu_gprh[reg], tmp); |
6662 |
tcg_temp_free_i64(tmp); |
6663 |
#endif
|
6664 |
} |
6665 |
|
6666 |
#define GEN_SPE(name0, name1, opc2, opc3, inval, type) \
|
6667 |
GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type) \ |
6668 |
{ \ |
6669 |
if (Rc(ctx->opcode)) \
|
6670 |
gen_##name1(ctx); \ |
6671 |
else \
|
6672 |
gen_##name0(ctx); \ |
6673 |
} |
6674 |
|
6675 |
/* Handler for undefined SPE opcodes */
|
6676 |
static always_inline void gen_speundef (DisasContext *ctx) |
6677 |
{ |
6678 |
gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); |
6679 |
} |
6680 |
|
6681 |
/* SPE logic */
|
6682 |
#if defined(TARGET_PPC64)
|
6683 |
#define GEN_SPEOP_LOGIC2(name, tcg_op) \
|
6684 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6685 |
{ \ |
6686 |
if (unlikely(!ctx->spe_enabled)) { \
|
6687 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6688 |
return; \
|
6689 |
} \ |
6690 |
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ |
6691 |
cpu_gpr[rB(ctx->opcode)]); \ |
6692 |
} |
6693 |
#else
|
6694 |
#define GEN_SPEOP_LOGIC2(name, tcg_op) \
|
6695 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6696 |
{ \ |
6697 |
if (unlikely(!ctx->spe_enabled)) { \
|
6698 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6699 |
return; \
|
6700 |
} \ |
6701 |
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ |
6702 |
cpu_gpr[rB(ctx->opcode)]); \ |
6703 |
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \ |
6704 |
cpu_gprh[rB(ctx->opcode)]); \ |
6705 |
} |
6706 |
#endif
|
6707 |
|
6708 |
GEN_SPEOP_LOGIC2(evand, tcg_gen_and_tl); |
6709 |
GEN_SPEOP_LOGIC2(evandc, tcg_gen_andc_tl); |
6710 |
GEN_SPEOP_LOGIC2(evxor, tcg_gen_xor_tl); |
6711 |
GEN_SPEOP_LOGIC2(evor, tcg_gen_or_tl); |
6712 |
GEN_SPEOP_LOGIC2(evnor, tcg_gen_nor_tl); |
6713 |
GEN_SPEOP_LOGIC2(eveqv, tcg_gen_eqv_tl); |
6714 |
GEN_SPEOP_LOGIC2(evorc, tcg_gen_orc_tl); |
6715 |
GEN_SPEOP_LOGIC2(evnand, tcg_gen_nand_tl); |
6716 |
|
6717 |
/* SPE logic immediate */
|
6718 |
#if defined(TARGET_PPC64)
|
6719 |
#define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \
|
6720 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6721 |
{ \ |
6722 |
if (unlikely(!ctx->spe_enabled)) { \
|
6723 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6724 |
return; \
|
6725 |
} \ |
6726 |
TCGv_i32 t0 = tcg_temp_local_new_i32(); \ |
6727 |
TCGv_i32 t1 = tcg_temp_local_new_i32(); \ |
6728 |
TCGv_i64 t2 = tcg_temp_local_new_i64(); \ |
6729 |
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ |
6730 |
tcg_opi(t0, t0, rB(ctx->opcode)); \ |
6731 |
tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
|
6732 |
tcg_gen_trunc_i64_i32(t1, t2); \ |
6733 |
tcg_temp_free_i64(t2); \ |
6734 |
tcg_opi(t1, t1, rB(ctx->opcode)); \ |
6735 |
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ |
6736 |
tcg_temp_free_i32(t0); \ |
6737 |
tcg_temp_free_i32(t1); \ |
6738 |
} |
6739 |
#else
|
6740 |
#define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \
|
6741 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6742 |
{ \ |
6743 |
if (unlikely(!ctx->spe_enabled)) { \
|
6744 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6745 |
return; \
|
6746 |
} \ |
6747 |
tcg_opi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ |
6748 |
rB(ctx->opcode)); \ |
6749 |
tcg_opi(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \ |
6750 |
rB(ctx->opcode)); \ |
6751 |
} |
6752 |
#endif
|
6753 |
GEN_SPEOP_TCG_LOGIC_IMM2(evslwi, tcg_gen_shli_i32); |
6754 |
GEN_SPEOP_TCG_LOGIC_IMM2(evsrwiu, tcg_gen_shri_i32); |
6755 |
GEN_SPEOP_TCG_LOGIC_IMM2(evsrwis, tcg_gen_sari_i32); |
6756 |
GEN_SPEOP_TCG_LOGIC_IMM2(evrlwi, tcg_gen_rotli_i32); |
6757 |
|
6758 |
/* SPE arithmetic */
|
6759 |
#if defined(TARGET_PPC64)
|
6760 |
#define GEN_SPEOP_ARITH1(name, tcg_op) \
|
6761 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6762 |
{ \ |
6763 |
if (unlikely(!ctx->spe_enabled)) { \
|
6764 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6765 |
return; \
|
6766 |
} \ |
6767 |
TCGv_i32 t0 = tcg_temp_local_new_i32(); \ |
6768 |
TCGv_i32 t1 = tcg_temp_local_new_i32(); \ |
6769 |
TCGv_i64 t2 = tcg_temp_local_new_i64(); \ |
6770 |
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ |
6771 |
tcg_op(t0, t0); \ |
6772 |
tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
|
6773 |
tcg_gen_trunc_i64_i32(t1, t2); \ |
6774 |
tcg_temp_free_i64(t2); \ |
6775 |
tcg_op(t1, t1); \ |
6776 |
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ |
6777 |
tcg_temp_free_i32(t0); \ |
6778 |
tcg_temp_free_i32(t1); \ |
6779 |
} |
6780 |
#else
|
6781 |
#define GEN_SPEOP_ARITH1(name, tcg_op) \
|
6782 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6783 |
{ \ |
6784 |
if (unlikely(!ctx->spe_enabled)) { \
|
6785 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6786 |
return; \
|
6787 |
} \ |
6788 |
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); \ |
6789 |
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); \ |
6790 |
} |
6791 |
#endif
|
6792 |
|
6793 |
static always_inline void gen_op_evabs (TCGv_i32 ret, TCGv_i32 arg1) |
6794 |
{ |
6795 |
int l1 = gen_new_label();
|
6796 |
int l2 = gen_new_label();
|
6797 |
|
6798 |
tcg_gen_brcondi_i32(TCG_COND_GE, arg1, 0, l1);
|
6799 |
tcg_gen_neg_i32(ret, arg1); |
6800 |
tcg_gen_br(l2); |
6801 |
gen_set_label(l1); |
6802 |
tcg_gen_mov_i32(ret, arg1); |
6803 |
gen_set_label(l2); |
6804 |
} |
6805 |
GEN_SPEOP_ARITH1(evabs, gen_op_evabs); |
6806 |
GEN_SPEOP_ARITH1(evneg, tcg_gen_neg_i32); |
6807 |
GEN_SPEOP_ARITH1(evextsb, tcg_gen_ext8s_i32); |
6808 |
GEN_SPEOP_ARITH1(evextsh, tcg_gen_ext16s_i32); |
6809 |
static always_inline void gen_op_evrndw (TCGv_i32 ret, TCGv_i32 arg1) |
6810 |
{ |
6811 |
tcg_gen_addi_i32(ret, arg1, 0x8000);
|
6812 |
tcg_gen_ext16u_i32(ret, ret); |
6813 |
} |
6814 |
GEN_SPEOP_ARITH1(evrndw, gen_op_evrndw); |
6815 |
GEN_SPEOP_ARITH1(evcntlsw, gen_helper_cntlsw32); |
6816 |
GEN_SPEOP_ARITH1(evcntlzw, gen_helper_cntlzw32); |
6817 |
|
6818 |
#if defined(TARGET_PPC64)
|
6819 |
#define GEN_SPEOP_ARITH2(name, tcg_op) \
|
6820 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6821 |
{ \ |
6822 |
if (unlikely(!ctx->spe_enabled)) { \
|
6823 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6824 |
return; \
|
6825 |
} \ |
6826 |
TCGv_i32 t0 = tcg_temp_local_new_i32(); \ |
6827 |
TCGv_i32 t1 = tcg_temp_local_new_i32(); \ |
6828 |
TCGv_i32 t2 = tcg_temp_local_new_i32(); \ |
6829 |
TCGv_i64 t3 = tcg_temp_local_new_i64(); \ |
6830 |
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ |
6831 |
tcg_gen_trunc_i64_i32(t2, cpu_gpr[rB(ctx->opcode)]); \ |
6832 |
tcg_op(t0, t0, t2); \ |
6833 |
tcg_gen_shri_i64(t3, cpu_gpr[rA(ctx->opcode)], 32); \
|
6834 |
tcg_gen_trunc_i64_i32(t1, t3); \ |
6835 |
tcg_gen_shri_i64(t3, cpu_gpr[rB(ctx->opcode)], 32); \
|
6836 |
tcg_gen_trunc_i64_i32(t2, t3); \ |
6837 |
tcg_temp_free_i64(t3); \ |
6838 |
tcg_op(t1, t1, t2); \ |
6839 |
tcg_temp_free_i32(t2); \ |
6840 |
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ |
6841 |
tcg_temp_free_i32(t0); \ |
6842 |
tcg_temp_free_i32(t1); \ |
6843 |
} |
6844 |
#else
|
6845 |
#define GEN_SPEOP_ARITH2(name, tcg_op) \
|
6846 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6847 |
{ \ |
6848 |
if (unlikely(!ctx->spe_enabled)) { \
|
6849 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6850 |
return; \
|
6851 |
} \ |
6852 |
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ |
6853 |
cpu_gpr[rB(ctx->opcode)]); \ |
6854 |
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \ |
6855 |
cpu_gprh[rB(ctx->opcode)]); \ |
6856 |
} |
6857 |
#endif
|
6858 |
|
6859 |
static always_inline void gen_op_evsrwu (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) |
6860 |
{ |
6861 |
TCGv_i32 t0; |
6862 |
int l1, l2;
|
6863 |
|
6864 |
l1 = gen_new_label(); |
6865 |
l2 = gen_new_label(); |
6866 |
t0 = tcg_temp_local_new_i32(); |
6867 |
/* No error here: 6 bits are used */
|
6868 |
tcg_gen_andi_i32(t0, arg2, 0x3F);
|
6869 |
tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
|
6870 |
tcg_gen_shr_i32(ret, arg1, t0); |
6871 |
tcg_gen_br(l2); |
6872 |
gen_set_label(l1); |
6873 |
tcg_gen_movi_i32(ret, 0);
|
6874 |
tcg_gen_br(l2); |
6875 |
tcg_temp_free_i32(t0); |
6876 |
} |
6877 |
GEN_SPEOP_ARITH2(evsrwu, gen_op_evsrwu); |
6878 |
static always_inline void gen_op_evsrws (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) |
6879 |
{ |
6880 |
TCGv_i32 t0; |
6881 |
int l1, l2;
|
6882 |
|
6883 |
l1 = gen_new_label(); |
6884 |
l2 = gen_new_label(); |
6885 |
t0 = tcg_temp_local_new_i32(); |
6886 |
/* No error here: 6 bits are used */
|
6887 |
tcg_gen_andi_i32(t0, arg2, 0x3F);
|
6888 |
tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
|
6889 |
tcg_gen_sar_i32(ret, arg1, t0); |
6890 |
tcg_gen_br(l2); |
6891 |
gen_set_label(l1); |
6892 |
tcg_gen_movi_i32(ret, 0);
|
6893 |
tcg_gen_br(l2); |
6894 |
tcg_temp_free_i32(t0); |
6895 |
} |
6896 |
GEN_SPEOP_ARITH2(evsrws, gen_op_evsrws); |
6897 |
static always_inline void gen_op_evslw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) |
6898 |
{ |
6899 |
TCGv_i32 t0; |
6900 |
int l1, l2;
|
6901 |
|
6902 |
l1 = gen_new_label(); |
6903 |
l2 = gen_new_label(); |
6904 |
t0 = tcg_temp_local_new_i32(); |
6905 |
/* No error here: 6 bits are used */
|
6906 |
tcg_gen_andi_i32(t0, arg2, 0x3F);
|
6907 |
tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
|
6908 |
tcg_gen_shl_i32(ret, arg1, t0); |
6909 |
tcg_gen_br(l2); |
6910 |
gen_set_label(l1); |
6911 |
tcg_gen_movi_i32(ret, 0);
|
6912 |
tcg_gen_br(l2); |
6913 |
tcg_temp_free_i32(t0); |
6914 |
} |
6915 |
GEN_SPEOP_ARITH2(evslw, gen_op_evslw); |
6916 |
static always_inline void gen_op_evrlw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) |
6917 |
{ |
6918 |
TCGv_i32 t0 = tcg_temp_new_i32(); |
6919 |
tcg_gen_andi_i32(t0, arg2, 0x1F);
|
6920 |
tcg_gen_rotl_i32(ret, arg1, t0); |
6921 |
tcg_temp_free_i32(t0); |
6922 |
} |
6923 |
GEN_SPEOP_ARITH2(evrlw, gen_op_evrlw); |
6924 |
static always_inline void gen_evmergehi (DisasContext *ctx) |
6925 |
{ |
6926 |
if (unlikely(!ctx->spe_enabled)) {
|
6927 |
gen_exception(ctx, POWERPC_EXCP_APU); |
6928 |
return;
|
6929 |
} |
6930 |
#if defined(TARGET_PPC64)
|
6931 |
TCGv t0 = tcg_temp_new(); |
6932 |
TCGv t1 = tcg_temp_new(); |
6933 |
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32);
|
6934 |
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL);
|
6935 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); |
6936 |
tcg_temp_free(t0); |
6937 |
tcg_temp_free(t1); |
6938 |
#else
|
6939 |
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]); |
6940 |
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); |
6941 |
#endif
|
6942 |
} |
6943 |
GEN_SPEOP_ARITH2(evaddw, tcg_gen_add_i32); |
6944 |
static always_inline void gen_op_evsubf (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) |
6945 |
{ |
6946 |
tcg_gen_sub_i32(ret, arg2, arg1); |
6947 |
} |
6948 |
GEN_SPEOP_ARITH2(evsubfw, gen_op_evsubf); |
6949 |
|
6950 |
/* SPE arithmetic immediate */
|
6951 |
#if defined(TARGET_PPC64)
|
6952 |
#define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \
|
6953 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6954 |
{ \ |
6955 |
if (unlikely(!ctx->spe_enabled)) { \
|
6956 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6957 |
return; \
|
6958 |
} \ |
6959 |
TCGv_i32 t0 = tcg_temp_local_new_i32(); \ |
6960 |
TCGv_i32 t1 = tcg_temp_local_new_i32(); \ |
6961 |
TCGv_i64 t2 = tcg_temp_local_new_i64(); \ |
6962 |
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rB(ctx->opcode)]); \ |
6963 |
tcg_op(t0, t0, rA(ctx->opcode)); \ |
6964 |
tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \
|
6965 |
tcg_gen_trunc_i64_i32(t1, t2); \ |
6966 |
tcg_temp_free_i64(t2); \ |
6967 |
tcg_op(t1, t1, rA(ctx->opcode)); \ |
6968 |
tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \ |
6969 |
tcg_temp_free_i32(t0); \ |
6970 |
tcg_temp_free_i32(t1); \ |
6971 |
} |
6972 |
#else
|
6973 |
#define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \
|
6974 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6975 |
{ \ |
6976 |
if (unlikely(!ctx->spe_enabled)) { \
|
6977 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6978 |
return; \
|
6979 |
} \ |
6980 |
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \ |
6981 |
rA(ctx->opcode)); \ |
6982 |
tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)], \ |
6983 |
rA(ctx->opcode)); \ |
6984 |
} |
6985 |
#endif
|
6986 |
GEN_SPEOP_ARITH_IMM2(evaddiw, tcg_gen_addi_i32); |
6987 |
GEN_SPEOP_ARITH_IMM2(evsubifw, tcg_gen_subi_i32); |
6988 |
|
6989 |
/* SPE comparison */
|
6990 |
#if defined(TARGET_PPC64)
|
6991 |
#define GEN_SPEOP_COMP(name, tcg_cond) \
|
6992 |
static always_inline void gen_##name (DisasContext *ctx) \ |
6993 |
{ \ |
6994 |
if (unlikely(!ctx->spe_enabled)) { \
|
6995 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
6996 |
return; \
|
6997 |
} \ |
6998 |
int l1 = gen_new_label(); \
|
6999 |
int l2 = gen_new_label(); \
|
7000 |
int l3 = gen_new_label(); \
|
7001 |
int l4 = gen_new_label(); \
|
7002 |
TCGv_i32 t0 = tcg_temp_local_new_i32(); \ |
7003 |
TCGv_i32 t1 = tcg_temp_local_new_i32(); \ |
7004 |
TCGv_i64 t2 = tcg_temp_local_new_i64(); \ |
7005 |
tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ |
7006 |
tcg_gen_trunc_i64_i32(t1, cpu_gpr[rB(ctx->opcode)]); \ |
7007 |
tcg_gen_brcond_i32(tcg_cond, t0, t1, l1); \ |
7008 |
tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], 0); \
|
7009 |
tcg_gen_br(l2); \ |
7010 |
gen_set_label(l1); \ |
7011 |
tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \ |
7012 |
CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \ |
7013 |
gen_set_label(l2); \ |
7014 |
tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
|
7015 |
tcg_gen_trunc_i64_i32(t0, t2); \ |
7016 |
tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \
|
7017 |
tcg_gen_trunc_i64_i32(t1, t2); \ |
7018 |
tcg_temp_free_i64(t2); \ |
7019 |
tcg_gen_brcond_i32(tcg_cond, t0, t1, l3); \ |
7020 |
tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ |
7021 |
~(CRF_CH | CRF_CH_AND_CL)); \ |
7022 |
tcg_gen_br(l4); \ |
7023 |
gen_set_label(l3); \ |
7024 |
tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ |
7025 |
CRF_CH | CRF_CH_OR_CL); \ |
7026 |
gen_set_label(l4); \ |
7027 |
tcg_temp_free_i32(t0); \ |
7028 |
tcg_temp_free_i32(t1); \ |
7029 |
} |
7030 |
#else
|
7031 |
#define GEN_SPEOP_COMP(name, tcg_cond) \
|
7032 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7033 |
{ \ |
7034 |
if (unlikely(!ctx->spe_enabled)) { \
|
7035 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7036 |
return; \
|
7037 |
} \ |
7038 |
int l1 = gen_new_label(); \
|
7039 |
int l2 = gen_new_label(); \
|
7040 |
int l3 = gen_new_label(); \
|
7041 |
int l4 = gen_new_label(); \
|
7042 |
\ |
7043 |
tcg_gen_brcond_i32(tcg_cond, cpu_gpr[rA(ctx->opcode)], \ |
7044 |
cpu_gpr[rB(ctx->opcode)], l1); \ |
7045 |
tcg_gen_movi_tl(cpu_crf[crfD(ctx->opcode)], 0); \
|
7046 |
tcg_gen_br(l2); \ |
7047 |
gen_set_label(l1); \ |
7048 |
tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \ |
7049 |
CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \ |
7050 |
gen_set_label(l2); \ |
7051 |
tcg_gen_brcond_i32(tcg_cond, cpu_gprh[rA(ctx->opcode)], \ |
7052 |
cpu_gprh[rB(ctx->opcode)], l3); \ |
7053 |
tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ |
7054 |
~(CRF_CH | CRF_CH_AND_CL)); \ |
7055 |
tcg_gen_br(l4); \ |
7056 |
gen_set_label(l3); \ |
7057 |
tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \ |
7058 |
CRF_CH | CRF_CH_OR_CL); \ |
7059 |
gen_set_label(l4); \ |
7060 |
} |
7061 |
#endif
|
7062 |
GEN_SPEOP_COMP(evcmpgtu, TCG_COND_GTU); |
7063 |
GEN_SPEOP_COMP(evcmpgts, TCG_COND_GT); |
7064 |
GEN_SPEOP_COMP(evcmpltu, TCG_COND_LTU); |
7065 |
GEN_SPEOP_COMP(evcmplts, TCG_COND_LT); |
7066 |
GEN_SPEOP_COMP(evcmpeq, TCG_COND_EQ); |
7067 |
|
7068 |
/* SPE misc */
|
7069 |
static always_inline void gen_brinc (DisasContext *ctx) |
7070 |
{ |
7071 |
/* Note: brinc is usable even if SPE is disabled */
|
7072 |
gen_helper_brinc(cpu_gpr[rD(ctx->opcode)], |
7073 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
7074 |
} |
7075 |
static always_inline void gen_evmergelo (DisasContext *ctx) |
7076 |
{ |
7077 |
if (unlikely(!ctx->spe_enabled)) {
|
7078 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7079 |
return;
|
7080 |
} |
7081 |
#if defined(TARGET_PPC64)
|
7082 |
TCGv t0 = tcg_temp_new(); |
7083 |
TCGv t1 = tcg_temp_new(); |
7084 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL);
|
7085 |
tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32);
|
7086 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); |
7087 |
tcg_temp_free(t0); |
7088 |
tcg_temp_free(t1); |
7089 |
#else
|
7090 |
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
7091 |
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
7092 |
#endif
|
7093 |
} |
7094 |
static always_inline void gen_evmergehilo (DisasContext *ctx) |
7095 |
{ |
7096 |
if (unlikely(!ctx->spe_enabled)) {
|
7097 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7098 |
return;
|
7099 |
} |
7100 |
#if defined(TARGET_PPC64)
|
7101 |
TCGv t0 = tcg_temp_new(); |
7102 |
TCGv t1 = tcg_temp_new(); |
7103 |
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL);
|
7104 |
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL);
|
7105 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); |
7106 |
tcg_temp_free(t0); |
7107 |
tcg_temp_free(t1); |
7108 |
#else
|
7109 |
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
7110 |
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); |
7111 |
#endif
|
7112 |
} |
7113 |
static always_inline void gen_evmergelohi (DisasContext *ctx) |
7114 |
{ |
7115 |
if (unlikely(!ctx->spe_enabled)) {
|
7116 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7117 |
return;
|
7118 |
} |
7119 |
#if defined(TARGET_PPC64)
|
7120 |
TCGv t0 = tcg_temp_new(); |
7121 |
TCGv t1 = tcg_temp_new(); |
7122 |
tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32);
|
7123 |
tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32);
|
7124 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1); |
7125 |
tcg_temp_free(t0); |
7126 |
tcg_temp_free(t1); |
7127 |
#else
|
7128 |
tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]); |
7129 |
tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
7130 |
#endif
|
7131 |
} |
7132 |
static always_inline void gen_evsplati (DisasContext *ctx) |
7133 |
{ |
7134 |
uint64_t imm = ((int32_t)(rA(ctx->opcode) << 11)) >> 27; |
7135 |
|
7136 |
#if defined(TARGET_PPC64)
|
7137 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
|
7138 |
#else
|
7139 |
tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm); |
7140 |
tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm); |
7141 |
#endif
|
7142 |
} |
7143 |
static always_inline void gen_evsplatfi (DisasContext *ctx) |
7144 |
{ |
7145 |
uint64_t imm = rA(ctx->opcode) << 11;
|
7146 |
|
7147 |
#if defined(TARGET_PPC64)
|
7148 |
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
|
7149 |
#else
|
7150 |
tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm); |
7151 |
tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm); |
7152 |
#endif
|
7153 |
} |
7154 |
|
7155 |
static always_inline void gen_evsel (DisasContext *ctx) |
7156 |
{ |
7157 |
int l1 = gen_new_label();
|
7158 |
int l2 = gen_new_label();
|
7159 |
int l3 = gen_new_label();
|
7160 |
int l4 = gen_new_label();
|
7161 |
TCGv_i32 t0 = tcg_temp_local_new_i32(); |
7162 |
#if defined(TARGET_PPC64)
|
7163 |
TCGv t1 = tcg_temp_local_new(); |
7164 |
TCGv t2 = tcg_temp_local_new(); |
7165 |
#endif
|
7166 |
tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 3); |
7167 |
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
|
7168 |
#if defined(TARGET_PPC64)
|
7169 |
tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF00000000ULL);
|
7170 |
#else
|
7171 |
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); |
7172 |
#endif
|
7173 |
tcg_gen_br(l2); |
7174 |
gen_set_label(l1); |
7175 |
#if defined(TARGET_PPC64)
|
7176 |
tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0xFFFFFFFF00000000ULL);
|
7177 |
#else
|
7178 |
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]); |
7179 |
#endif
|
7180 |
gen_set_label(l2); |
7181 |
tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 2); |
7182 |
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l3);
|
7183 |
#if defined(TARGET_PPC64)
|
7184 |
tcg_gen_andi_tl(t2, cpu_gpr[rA(ctx->opcode)], 0x00000000FFFFFFFFULL);
|
7185 |
#else
|
7186 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); |
7187 |
#endif
|
7188 |
tcg_gen_br(l4); |
7189 |
gen_set_label(l3); |
7190 |
#if defined(TARGET_PPC64)
|
7191 |
tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFULL);
|
7192 |
#else
|
7193 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); |
7194 |
#endif
|
7195 |
gen_set_label(l4); |
7196 |
tcg_temp_free_i32(t0); |
7197 |
#if defined(TARGET_PPC64)
|
7198 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t1, t2); |
7199 |
tcg_temp_free(t1); |
7200 |
tcg_temp_free(t2); |
7201 |
#endif
|
7202 |
} |
7203 |
GEN_HANDLER2(evsel0, "evsel", 0x04, 0x1c, 0x09, 0x00000000, PPC_SPE) |
7204 |
{ |
7205 |
gen_evsel(ctx); |
7206 |
} |
7207 |
GEN_HANDLER2(evsel1, "evsel", 0x04, 0x1d, 0x09, 0x00000000, PPC_SPE) |
7208 |
{ |
7209 |
gen_evsel(ctx); |
7210 |
} |
7211 |
GEN_HANDLER2(evsel2, "evsel", 0x04, 0x1e, 0x09, 0x00000000, PPC_SPE) |
7212 |
{ |
7213 |
gen_evsel(ctx); |
7214 |
} |
7215 |
GEN_HANDLER2(evsel3, "evsel", 0x04, 0x1f, 0x09, 0x00000000, PPC_SPE) |
7216 |
{ |
7217 |
gen_evsel(ctx); |
7218 |
} |
7219 |
|
7220 |
GEN_SPE(evaddw, speundef, 0x00, 0x08, 0x00000000, PPC_SPE); //// |
7221 |
GEN_SPE(evaddiw, speundef, 0x01, 0x08, 0x00000000, PPC_SPE); |
7222 |
GEN_SPE(evsubfw, speundef, 0x02, 0x08, 0x00000000, PPC_SPE); //// |
7223 |
GEN_SPE(evsubifw, speundef, 0x03, 0x08, 0x00000000, PPC_SPE); |
7224 |
GEN_SPE(evabs, evneg, 0x04, 0x08, 0x0000F800, PPC_SPE); //// |
7225 |
GEN_SPE(evextsb, evextsh, 0x05, 0x08, 0x0000F800, PPC_SPE); //// |
7226 |
GEN_SPE(evrndw, evcntlzw, 0x06, 0x08, 0x0000F800, PPC_SPE); //// |
7227 |
GEN_SPE(evcntlsw, brinc, 0x07, 0x08, 0x00000000, PPC_SPE); // |
7228 |
GEN_SPE(speundef, evand, 0x08, 0x08, 0x00000000, PPC_SPE); //// |
7229 |
GEN_SPE(evandc, speundef, 0x09, 0x08, 0x00000000, PPC_SPE); //// |
7230 |
GEN_SPE(evxor, evor, 0x0B, 0x08, 0x00000000, PPC_SPE); //// |
7231 |
GEN_SPE(evnor, eveqv, 0x0C, 0x08, 0x00000000, PPC_SPE); //// |
7232 |
GEN_SPE(speundef, evorc, 0x0D, 0x08, 0x00000000, PPC_SPE); //// |
7233 |
GEN_SPE(evnand, speundef, 0x0F, 0x08, 0x00000000, PPC_SPE); //// |
7234 |
GEN_SPE(evsrwu, evsrws, 0x10, 0x08, 0x00000000, PPC_SPE); //// |
7235 |
GEN_SPE(evsrwiu, evsrwis, 0x11, 0x08, 0x00000000, PPC_SPE); |
7236 |
GEN_SPE(evslw, speundef, 0x12, 0x08, 0x00000000, PPC_SPE); //// |
7237 |
GEN_SPE(evslwi, speundef, 0x13, 0x08, 0x00000000, PPC_SPE); |
7238 |
GEN_SPE(evrlw, evsplati, 0x14, 0x08, 0x00000000, PPC_SPE); // |
7239 |
GEN_SPE(evrlwi, evsplatfi, 0x15, 0x08, 0x00000000, PPC_SPE); |
7240 |
GEN_SPE(evmergehi, evmergelo, 0x16, 0x08, 0x00000000, PPC_SPE); //// |
7241 |
GEN_SPE(evmergehilo, evmergelohi, 0x17, 0x08, 0x00000000, PPC_SPE); //// |
7242 |
GEN_SPE(evcmpgtu, evcmpgts, 0x18, 0x08, 0x00600000, PPC_SPE); //// |
7243 |
GEN_SPE(evcmpltu, evcmplts, 0x19, 0x08, 0x00600000, PPC_SPE); //// |
7244 |
GEN_SPE(evcmpeq, speundef, 0x1A, 0x08, 0x00600000, PPC_SPE); //// |
7245 |
|
7246 |
/* SPE load and stores */
|
7247 |
static always_inline void gen_addr_spe_imm_index (DisasContext *ctx, TCGv EA, int sh) |
7248 |
{ |
7249 |
target_ulong uimm = rB(ctx->opcode); |
7250 |
|
7251 |
if (rA(ctx->opcode) == 0) { |
7252 |
tcg_gen_movi_tl(EA, uimm << sh); |
7253 |
} else {
|
7254 |
tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], uimm << sh); |
7255 |
#if defined(TARGET_PPC64)
|
7256 |
if (!ctx->sf_mode) {
|
7257 |
tcg_gen_ext32u_tl(EA, EA); |
7258 |
} |
7259 |
#endif
|
7260 |
} |
7261 |
} |
7262 |
|
7263 |
static always_inline void gen_op_evldd(DisasContext *ctx, TCGv addr) |
7264 |
{ |
7265 |
#if defined(TARGET_PPC64)
|
7266 |
gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], addr); |
7267 |
#else
|
7268 |
TCGv_i64 t0 = tcg_temp_new_i64(); |
7269 |
gen_qemu_ld64(ctx, t0, addr); |
7270 |
tcg_gen_trunc_i64_i32(cpu_gpr[rD(ctx->opcode)], t0); |
7271 |
tcg_gen_shri_i64(t0, t0, 32);
|
7272 |
tcg_gen_trunc_i64_i32(cpu_gprh[rD(ctx->opcode)], t0); |
7273 |
tcg_temp_free_i64(t0); |
7274 |
#endif
|
7275 |
} |
7276 |
|
7277 |
static always_inline void gen_op_evldw(DisasContext *ctx, TCGv addr) |
7278 |
{ |
7279 |
#if defined(TARGET_PPC64)
|
7280 |
TCGv t0 = tcg_temp_new(); |
7281 |
gen_qemu_ld32u(ctx, t0, addr); |
7282 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
|
7283 |
gen_addr_add(ctx, addr, addr, 4);
|
7284 |
gen_qemu_ld32u(ctx, t0, addr); |
7285 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7286 |
tcg_temp_free(t0); |
7287 |
#else
|
7288 |
gen_qemu_ld32u(ctx, cpu_gprh[rD(ctx->opcode)], addr); |
7289 |
gen_addr_add(ctx, addr, addr, 4);
|
7290 |
gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], addr); |
7291 |
#endif
|
7292 |
} |
7293 |
|
7294 |
static always_inline void gen_op_evldh(DisasContext *ctx, TCGv addr) |
7295 |
{ |
7296 |
TCGv t0 = tcg_temp_new(); |
7297 |
#if defined(TARGET_PPC64)
|
7298 |
gen_qemu_ld16u(ctx, t0, addr); |
7299 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
|
7300 |
gen_addr_add(ctx, addr, addr, 2);
|
7301 |
gen_qemu_ld16u(ctx, t0, addr); |
7302 |
tcg_gen_shli_tl(t0, t0, 32);
|
7303 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7304 |
gen_addr_add(ctx, addr, addr, 2);
|
7305 |
gen_qemu_ld16u(ctx, t0, addr); |
7306 |
tcg_gen_shli_tl(t0, t0, 16);
|
7307 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7308 |
gen_addr_add(ctx, addr, addr, 2);
|
7309 |
gen_qemu_ld16u(ctx, t0, addr); |
7310 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7311 |
#else
|
7312 |
gen_qemu_ld16u(ctx, t0, addr); |
7313 |
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
|
7314 |
gen_addr_add(ctx, addr, addr, 2);
|
7315 |
gen_qemu_ld16u(ctx, t0, addr); |
7316 |
tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0); |
7317 |
gen_addr_add(ctx, addr, addr, 2);
|
7318 |
gen_qemu_ld16u(ctx, t0, addr); |
7319 |
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
|
7320 |
gen_addr_add(ctx, addr, addr, 2);
|
7321 |
gen_qemu_ld16u(ctx, t0, addr); |
7322 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7323 |
#endif
|
7324 |
tcg_temp_free(t0); |
7325 |
} |
7326 |
|
7327 |
static always_inline void gen_op_evlhhesplat(DisasContext *ctx, TCGv addr) |
7328 |
{ |
7329 |
TCGv t0 = tcg_temp_new(); |
7330 |
gen_qemu_ld16u(ctx, t0, addr); |
7331 |
#if defined(TARGET_PPC64)
|
7332 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
|
7333 |
tcg_gen_shli_tl(t0, t0, 16);
|
7334 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7335 |
#else
|
7336 |
tcg_gen_shli_tl(t0, t0, 16);
|
7337 |
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0); |
7338 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); |
7339 |
#endif
|
7340 |
tcg_temp_free(t0); |
7341 |
} |
7342 |
|
7343 |
static always_inline void gen_op_evlhhousplat(DisasContext *ctx, TCGv addr) |
7344 |
{ |
7345 |
TCGv t0 = tcg_temp_new(); |
7346 |
gen_qemu_ld16u(ctx, t0, addr); |
7347 |
#if defined(TARGET_PPC64)
|
7348 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
|
7349 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7350 |
#else
|
7351 |
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0); |
7352 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); |
7353 |
#endif
|
7354 |
tcg_temp_free(t0); |
7355 |
} |
7356 |
|
7357 |
static always_inline void gen_op_evlhhossplat(DisasContext *ctx, TCGv addr) |
7358 |
{ |
7359 |
TCGv t0 = tcg_temp_new(); |
7360 |
gen_qemu_ld16s(ctx, t0, addr); |
7361 |
#if defined(TARGET_PPC64)
|
7362 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
|
7363 |
tcg_gen_ext32u_tl(t0, t0); |
7364 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7365 |
#else
|
7366 |
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0); |
7367 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); |
7368 |
#endif
|
7369 |
tcg_temp_free(t0); |
7370 |
} |
7371 |
|
7372 |
static always_inline void gen_op_evlwhe(DisasContext *ctx, TCGv addr) |
7373 |
{ |
7374 |
TCGv t0 = tcg_temp_new(); |
7375 |
#if defined(TARGET_PPC64)
|
7376 |
gen_qemu_ld16u(ctx, t0, addr); |
7377 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
|
7378 |
gen_addr_add(ctx, addr, addr, 2);
|
7379 |
gen_qemu_ld16u(ctx, t0, addr); |
7380 |
tcg_gen_shli_tl(t0, t0, 16);
|
7381 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7382 |
#else
|
7383 |
gen_qemu_ld16u(ctx, t0, addr); |
7384 |
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
|
7385 |
gen_addr_add(ctx, addr, addr, 2);
|
7386 |
gen_qemu_ld16u(ctx, t0, addr); |
7387 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
|
7388 |
#endif
|
7389 |
tcg_temp_free(t0); |
7390 |
} |
7391 |
|
7392 |
static always_inline void gen_op_evlwhou(DisasContext *ctx, TCGv addr) |
7393 |
{ |
7394 |
#if defined(TARGET_PPC64)
|
7395 |
TCGv t0 = tcg_temp_new(); |
7396 |
gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr); |
7397 |
gen_addr_add(ctx, addr, addr, 2);
|
7398 |
gen_qemu_ld16u(ctx, t0, addr); |
7399 |
tcg_gen_shli_tl(t0, t0, 32);
|
7400 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7401 |
tcg_temp_free(t0); |
7402 |
#else
|
7403 |
gen_qemu_ld16u(ctx, cpu_gprh[rD(ctx->opcode)], addr); |
7404 |
gen_addr_add(ctx, addr, addr, 2);
|
7405 |
gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr); |
7406 |
#endif
|
7407 |
} |
7408 |
|
7409 |
static always_inline void gen_op_evlwhos(DisasContext *ctx, TCGv addr) |
7410 |
{ |
7411 |
#if defined(TARGET_PPC64)
|
7412 |
TCGv t0 = tcg_temp_new(); |
7413 |
gen_qemu_ld16s(ctx, t0, addr); |
7414 |
tcg_gen_ext32u_tl(cpu_gpr[rD(ctx->opcode)], t0); |
7415 |
gen_addr_add(ctx, addr, addr, 2);
|
7416 |
gen_qemu_ld16s(ctx, t0, addr); |
7417 |
tcg_gen_shli_tl(t0, t0, 32);
|
7418 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7419 |
tcg_temp_free(t0); |
7420 |
#else
|
7421 |
gen_qemu_ld16s(ctx, cpu_gprh[rD(ctx->opcode)], addr); |
7422 |
gen_addr_add(ctx, addr, addr, 2);
|
7423 |
gen_qemu_ld16s(ctx, cpu_gpr[rD(ctx->opcode)], addr); |
7424 |
#endif
|
7425 |
} |
7426 |
|
7427 |
static always_inline void gen_op_evlwwsplat(DisasContext *ctx, TCGv addr) |
7428 |
{ |
7429 |
TCGv t0 = tcg_temp_new(); |
7430 |
gen_qemu_ld32u(ctx, t0, addr); |
7431 |
#if defined(TARGET_PPC64)
|
7432 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
|
7433 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7434 |
#else
|
7435 |
tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0); |
7436 |
tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0); |
7437 |
#endif
|
7438 |
tcg_temp_free(t0); |
7439 |
} |
7440 |
|
7441 |
static always_inline void gen_op_evlwhsplat(DisasContext *ctx, TCGv addr) |
7442 |
{ |
7443 |
TCGv t0 = tcg_temp_new(); |
7444 |
#if defined(TARGET_PPC64)
|
7445 |
gen_qemu_ld16u(ctx, t0, addr); |
7446 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
|
7447 |
tcg_gen_shli_tl(t0, t0, 32);
|
7448 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7449 |
gen_addr_add(ctx, addr, addr, 2);
|
7450 |
gen_qemu_ld16u(ctx, t0, addr); |
7451 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7452 |
tcg_gen_shli_tl(t0, t0, 16);
|
7453 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0); |
7454 |
#else
|
7455 |
gen_qemu_ld16u(ctx, t0, addr); |
7456 |
tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
|
7457 |
tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0); |
7458 |
gen_addr_add(ctx, addr, addr, 2);
|
7459 |
gen_qemu_ld16u(ctx, t0, addr); |
7460 |
tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
|
7461 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0); |
7462 |
#endif
|
7463 |
tcg_temp_free(t0); |
7464 |
} |
7465 |
|
7466 |
static always_inline void gen_op_evstdd(DisasContext *ctx, TCGv addr) |
7467 |
{ |
7468 |
#if defined(TARGET_PPC64)
|
7469 |
gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], addr); |
7470 |
#else
|
7471 |
TCGv_i64 t0 = tcg_temp_new_i64(); |
7472 |
tcg_gen_concat_i32_i64(t0, cpu_gpr[rS(ctx->opcode)], cpu_gprh[rS(ctx->opcode)]); |
7473 |
gen_qemu_st64(ctx, t0, addr); |
7474 |
tcg_temp_free_i64(t0); |
7475 |
#endif
|
7476 |
} |
7477 |
|
7478 |
static always_inline void gen_op_evstdw(DisasContext *ctx, TCGv addr) |
7479 |
{ |
7480 |
#if defined(TARGET_PPC64)
|
7481 |
TCGv t0 = tcg_temp_new(); |
7482 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
|
7483 |
gen_qemu_st32(ctx, t0, addr); |
7484 |
tcg_temp_free(t0); |
7485 |
#else
|
7486 |
gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr); |
7487 |
#endif
|
7488 |
gen_addr_add(ctx, addr, addr, 4);
|
7489 |
gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr); |
7490 |
} |
7491 |
|
7492 |
static always_inline void gen_op_evstdh(DisasContext *ctx, TCGv addr) |
7493 |
{ |
7494 |
TCGv t0 = tcg_temp_new(); |
7495 |
#if defined(TARGET_PPC64)
|
7496 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
|
7497 |
#else
|
7498 |
tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
|
7499 |
#endif
|
7500 |
gen_qemu_st16(ctx, t0, addr); |
7501 |
gen_addr_add(ctx, addr, addr, 2);
|
7502 |
#if defined(TARGET_PPC64)
|
7503 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
|
7504 |
gen_qemu_st16(ctx, t0, addr); |
7505 |
#else
|
7506 |
gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr); |
7507 |
#endif
|
7508 |
gen_addr_add(ctx, addr, addr, 2);
|
7509 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
|
7510 |
gen_qemu_st16(ctx, t0, addr); |
7511 |
tcg_temp_free(t0); |
7512 |
gen_addr_add(ctx, addr, addr, 2);
|
7513 |
gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr); |
7514 |
} |
7515 |
|
7516 |
static always_inline void gen_op_evstwhe(DisasContext *ctx, TCGv addr) |
7517 |
{ |
7518 |
TCGv t0 = tcg_temp_new(); |
7519 |
#if defined(TARGET_PPC64)
|
7520 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
|
7521 |
#else
|
7522 |
tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
|
7523 |
#endif
|
7524 |
gen_qemu_st16(ctx, t0, addr); |
7525 |
gen_addr_add(ctx, addr, addr, 2);
|
7526 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
|
7527 |
gen_qemu_st16(ctx, t0, addr); |
7528 |
tcg_temp_free(t0); |
7529 |
} |
7530 |
|
7531 |
static always_inline void gen_op_evstwho(DisasContext *ctx, TCGv addr) |
7532 |
{ |
7533 |
#if defined(TARGET_PPC64)
|
7534 |
TCGv t0 = tcg_temp_new(); |
7535 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
|
7536 |
gen_qemu_st16(ctx, t0, addr); |
7537 |
tcg_temp_free(t0); |
7538 |
#else
|
7539 |
gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr); |
7540 |
#endif
|
7541 |
gen_addr_add(ctx, addr, addr, 2);
|
7542 |
gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr); |
7543 |
} |
7544 |
|
7545 |
static always_inline void gen_op_evstwwe(DisasContext *ctx, TCGv addr) |
7546 |
{ |
7547 |
#if defined(TARGET_PPC64)
|
7548 |
TCGv t0 = tcg_temp_new(); |
7549 |
tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
|
7550 |
gen_qemu_st32(ctx, t0, addr); |
7551 |
tcg_temp_free(t0); |
7552 |
#else
|
7553 |
gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr); |
7554 |
#endif
|
7555 |
} |
7556 |
|
7557 |
static always_inline void gen_op_evstwwo(DisasContext *ctx, TCGv addr) |
7558 |
{ |
7559 |
gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr); |
7560 |
} |
7561 |
|
7562 |
#define GEN_SPEOP_LDST(name, opc2, sh) \
|
7563 |
GEN_HANDLER(name, 0x04, opc2, 0x0C, 0x00000000, PPC_SPE) \ |
7564 |
{ \ |
7565 |
TCGv t0; \ |
7566 |
if (unlikely(!ctx->spe_enabled)) { \
|
7567 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7568 |
return; \
|
7569 |
} \ |
7570 |
gen_set_access_type(ctx, ACCESS_INT); \ |
7571 |
t0 = tcg_temp_new(); \ |
7572 |
if (Rc(ctx->opcode)) { \
|
7573 |
gen_addr_spe_imm_index(ctx, t0, sh); \ |
7574 |
} else { \
|
7575 |
gen_addr_reg_index(ctx, t0); \ |
7576 |
} \ |
7577 |
gen_op_##name(ctx, t0); \ |
7578 |
tcg_temp_free(t0); \ |
7579 |
} |
7580 |
|
7581 |
GEN_SPEOP_LDST(evldd, 0x00, 3); |
7582 |
GEN_SPEOP_LDST(evldw, 0x01, 3); |
7583 |
GEN_SPEOP_LDST(evldh, 0x02, 3); |
7584 |
GEN_SPEOP_LDST(evlhhesplat, 0x04, 1); |
7585 |
GEN_SPEOP_LDST(evlhhousplat, 0x06, 1); |
7586 |
GEN_SPEOP_LDST(evlhhossplat, 0x07, 1); |
7587 |
GEN_SPEOP_LDST(evlwhe, 0x08, 2); |
7588 |
GEN_SPEOP_LDST(evlwhou, 0x0A, 2); |
7589 |
GEN_SPEOP_LDST(evlwhos, 0x0B, 2); |
7590 |
GEN_SPEOP_LDST(evlwwsplat, 0x0C, 2); |
7591 |
GEN_SPEOP_LDST(evlwhsplat, 0x0E, 2); |
7592 |
|
7593 |
GEN_SPEOP_LDST(evstdd, 0x10, 3); |
7594 |
GEN_SPEOP_LDST(evstdw, 0x11, 3); |
7595 |
GEN_SPEOP_LDST(evstdh, 0x12, 3); |
7596 |
GEN_SPEOP_LDST(evstwhe, 0x18, 2); |
7597 |
GEN_SPEOP_LDST(evstwho, 0x1A, 2); |
7598 |
GEN_SPEOP_LDST(evstwwe, 0x1C, 2); |
7599 |
GEN_SPEOP_LDST(evstwwo, 0x1E, 2); |
7600 |
|
7601 |
/* Multiply and add - TODO */
|
7602 |
#if 0
|
7603 |
GEN_SPE(speundef, evmhessf, 0x01, 0x10, 0x00000000, PPC_SPE);
|
7604 |
GEN_SPE(speundef, evmhossf, 0x03, 0x10, 0x00000000, PPC_SPE);
|
7605 |
GEN_SPE(evmheumi, evmhesmi, 0x04, 0x10, 0x00000000, PPC_SPE);
|
7606 |
GEN_SPE(speundef, evmhesmf, 0x05, 0x10, 0x00000000, PPC_SPE);
|
7607 |
GEN_SPE(evmhoumi, evmhosmi, 0x06, 0x10, 0x00000000, PPC_SPE);
|
7608 |
GEN_SPE(speundef, evmhosmf, 0x07, 0x10, 0x00000000, PPC_SPE);
|
7609 |
GEN_SPE(speundef, evmhessfa, 0x11, 0x10, 0x00000000, PPC_SPE);
|
7610 |
GEN_SPE(speundef, evmhossfa, 0x13, 0x10, 0x00000000, PPC_SPE);
|
7611 |
GEN_SPE(evmheumia, evmhesmia, 0x14, 0x10, 0x00000000, PPC_SPE);
|
7612 |
GEN_SPE(speundef, evmhesmfa, 0x15, 0x10, 0x00000000, PPC_SPE);
|
7613 |
GEN_SPE(evmhoumia, evmhosmia, 0x16, 0x10, 0x00000000, PPC_SPE);
|
7614 |
GEN_SPE(speundef, evmhosmfa, 0x17, 0x10, 0x00000000, PPC_SPE);
|
7615 |
|
7616 |
GEN_SPE(speundef, evmwhssf, 0x03, 0x11, 0x00000000, PPC_SPE);
|
7617 |
GEN_SPE(evmwlumi, speundef, 0x04, 0x11, 0x00000000, PPC_SPE);
|
7618 |
GEN_SPE(evmwhumi, evmwhsmi, 0x06, 0x11, 0x00000000, PPC_SPE);
|
7619 |
GEN_SPE(speundef, evmwhsmf, 0x07, 0x11, 0x00000000, PPC_SPE);
|
7620 |
GEN_SPE(speundef, evmwssf, 0x09, 0x11, 0x00000000, PPC_SPE);
|
7621 |
GEN_SPE(evmwumi, evmwsmi, 0x0C, 0x11, 0x00000000, PPC_SPE);
|
7622 |
GEN_SPE(speundef, evmwsmf, 0x0D, 0x11, 0x00000000, PPC_SPE);
|
7623 |
GEN_SPE(speundef, evmwhssfa, 0x13, 0x11, 0x00000000, PPC_SPE);
|
7624 |
GEN_SPE(evmwlumia, speundef, 0x14, 0x11, 0x00000000, PPC_SPE);
|
7625 |
GEN_SPE(evmwhumia, evmwhsmia, 0x16, 0x11, 0x00000000, PPC_SPE);
|
7626 |
GEN_SPE(speundef, evmwhsmfa, 0x17, 0x11, 0x00000000, PPC_SPE);
|
7627 |
GEN_SPE(speundef, evmwssfa, 0x19, 0x11, 0x00000000, PPC_SPE);
|
7628 |
GEN_SPE(evmwumia, evmwsmia, 0x1C, 0x11, 0x00000000, PPC_SPE);
|
7629 |
GEN_SPE(speundef, evmwsmfa, 0x1D, 0x11, 0x00000000, PPC_SPE);
|
7630 |
|
7631 |
GEN_SPE(evadduiaaw, evaddsiaaw, 0x00, 0x13, 0x0000F800, PPC_SPE);
|
7632 |
GEN_SPE(evsubfusiaaw, evsubfssiaaw, 0x01, 0x13, 0x0000F800, PPC_SPE);
|
7633 |
GEN_SPE(evaddumiaaw, evaddsmiaaw, 0x04, 0x13, 0x0000F800, PPC_SPE);
|
7634 |
GEN_SPE(evsubfumiaaw, evsubfsmiaaw, 0x05, 0x13, 0x0000F800, PPC_SPE);
|
7635 |
GEN_SPE(evdivws, evdivwu, 0x06, 0x13, 0x00000000, PPC_SPE);
|
7636 |
GEN_SPE(evmra, speundef, 0x07, 0x13, 0x0000F800, PPC_SPE);
|
7637 |
|
7638 |
GEN_SPE(evmheusiaaw, evmhessiaaw, 0x00, 0x14, 0x00000000, PPC_SPE);
|
7639 |
GEN_SPE(speundef, evmhessfaaw, 0x01, 0x14, 0x00000000, PPC_SPE);
|
7640 |
GEN_SPE(evmhousiaaw, evmhossiaaw, 0x02, 0x14, 0x00000000, PPC_SPE);
|
7641 |
GEN_SPE(speundef, evmhossfaaw, 0x03, 0x14, 0x00000000, PPC_SPE);
|
7642 |
GEN_SPE(evmheumiaaw, evmhesmiaaw, 0x04, 0x14, 0x00000000, PPC_SPE);
|
7643 |
GEN_SPE(speundef, evmhesmfaaw, 0x05, 0x14, 0x00000000, PPC_SPE);
|
7644 |
GEN_SPE(evmhoumiaaw, evmhosmiaaw, 0x06, 0x14, 0x00000000, PPC_SPE);
|
7645 |
GEN_SPE(speundef, evmhosmfaaw, 0x07, 0x14, 0x00000000, PPC_SPE);
|
7646 |
GEN_SPE(evmhegumiaa, evmhegsmiaa, 0x14, 0x14, 0x00000000, PPC_SPE);
|
7647 |
GEN_SPE(speundef, evmhegsmfaa, 0x15, 0x14, 0x00000000, PPC_SPE);
|
7648 |
GEN_SPE(evmhogumiaa, evmhogsmiaa, 0x16, 0x14, 0x00000000, PPC_SPE);
|
7649 |
GEN_SPE(speundef, evmhogsmfaa, 0x17, 0x14, 0x00000000, PPC_SPE);
|
7650 |
|
7651 |
GEN_SPE(evmwlusiaaw, evmwlssiaaw, 0x00, 0x15, 0x00000000, PPC_SPE);
|
7652 |
GEN_SPE(evmwlumiaaw, evmwlsmiaaw, 0x04, 0x15, 0x00000000, PPC_SPE);
|
7653 |
GEN_SPE(speundef, evmwssfaa, 0x09, 0x15, 0x00000000, PPC_SPE);
|
7654 |
GEN_SPE(evmwumiaa, evmwsmiaa, 0x0C, 0x15, 0x00000000, PPC_SPE);
|
7655 |
GEN_SPE(speundef, evmwsmfaa, 0x0D, 0x15, 0x00000000, PPC_SPE);
|
7656 |
|
7657 |
GEN_SPE(evmheusianw, evmhessianw, 0x00, 0x16, 0x00000000, PPC_SPE);
|
7658 |
GEN_SPE(speundef, evmhessfanw, 0x01, 0x16, 0x00000000, PPC_SPE);
|
7659 |
GEN_SPE(evmhousianw, evmhossianw, 0x02, 0x16, 0x00000000, PPC_SPE);
|
7660 |
GEN_SPE(speundef, evmhossfanw, 0x03, 0x16, 0x00000000, PPC_SPE);
|
7661 |
GEN_SPE(evmheumianw, evmhesmianw, 0x04, 0x16, 0x00000000, PPC_SPE);
|
7662 |
GEN_SPE(speundef, evmhesmfanw, 0x05, 0x16, 0x00000000, PPC_SPE);
|
7663 |
GEN_SPE(evmhoumianw, evmhosmianw, 0x06, 0x16, 0x00000000, PPC_SPE);
|
7664 |
GEN_SPE(speundef, evmhosmfanw, 0x07, 0x16, 0x00000000, PPC_SPE);
|
7665 |
GEN_SPE(evmhegumian, evmhegsmian, 0x14, 0x16, 0x00000000, PPC_SPE);
|
7666 |
GEN_SPE(speundef, evmhegsmfan, 0x15, 0x16, 0x00000000, PPC_SPE);
|
7667 |
GEN_SPE(evmhigumian, evmhigsmian, 0x16, 0x16, 0x00000000, PPC_SPE);
|
7668 |
GEN_SPE(speundef, evmhogsmfan, 0x17, 0x16, 0x00000000, PPC_SPE);
|
7669 |
|
7670 |
GEN_SPE(evmwlusianw, evmwlssianw, 0x00, 0x17, 0x00000000, PPC_SPE);
|
7671 |
GEN_SPE(evmwlumianw, evmwlsmianw, 0x04, 0x17, 0x00000000, PPC_SPE);
|
7672 |
GEN_SPE(speundef, evmwssfan, 0x09, 0x17, 0x00000000, PPC_SPE);
|
7673 |
GEN_SPE(evmwumian, evmwsmian, 0x0C, 0x17, 0x00000000, PPC_SPE);
|
7674 |
GEN_SPE(speundef, evmwsmfan, 0x0D, 0x17, 0x00000000, PPC_SPE);
|
7675 |
#endif
|
7676 |
|
7677 |
/*** SPE floating-point extension ***/
|
7678 |
#if defined(TARGET_PPC64)
|
7679 |
#define GEN_SPEFPUOP_CONV_32_32(name) \
|
7680 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7681 |
{ \ |
7682 |
TCGv_i32 t0; \ |
7683 |
TCGv t1; \ |
7684 |
t0 = tcg_temp_new_i32(); \ |
7685 |
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rB(ctx->opcode)]); \ |
7686 |
gen_helper_##name(t0, t0); \ |
7687 |
t1 = tcg_temp_new(); \ |
7688 |
tcg_gen_extu_i32_tl(t1, t0); \ |
7689 |
tcg_temp_free_i32(t0); \ |
7690 |
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \ |
7691 |
0xFFFFFFFF00000000ULL); \
|
7692 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t1); \ |
7693 |
tcg_temp_free(t1); \ |
7694 |
} |
7695 |
#define GEN_SPEFPUOP_CONV_32_64(name) \
|
7696 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7697 |
{ \ |
7698 |
TCGv_i32 t0; \ |
7699 |
TCGv t1; \ |
7700 |
t0 = tcg_temp_new_i32(); \ |
7701 |
gen_helper_##name(t0, cpu_gpr[rB(ctx->opcode)]); \ |
7702 |
t1 = tcg_temp_new(); \ |
7703 |
tcg_gen_extu_i32_tl(t1, t0); \ |
7704 |
tcg_temp_free_i32(t0); \ |
7705 |
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \ |
7706 |
0xFFFFFFFF00000000ULL); \
|
7707 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t1); \ |
7708 |
tcg_temp_free(t1); \ |
7709 |
} |
7710 |
#define GEN_SPEFPUOP_CONV_64_32(name) \
|
7711 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7712 |
{ \ |
7713 |
TCGv_i32 t0 = tcg_temp_new_i32(); \ |
7714 |
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rB(ctx->opcode)]); \ |
7715 |
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], t0); \ |
7716 |
tcg_temp_free_i32(t0); \ |
7717 |
} |
7718 |
#define GEN_SPEFPUOP_CONV_64_64(name) \
|
7719 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7720 |
{ \ |
7721 |
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ |
7722 |
} |
7723 |
#define GEN_SPEFPUOP_ARITH2_32_32(name) \
|
7724 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7725 |
{ \ |
7726 |
TCGv_i32 t0, t1; \ |
7727 |
TCGv_i64 t2; \ |
7728 |
if (unlikely(!ctx->spe_enabled)) { \
|
7729 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7730 |
return; \
|
7731 |
} \ |
7732 |
t0 = tcg_temp_new_i32(); \ |
7733 |
t1 = tcg_temp_new_i32(); \ |
7734 |
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ |
7735 |
tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); \ |
7736 |
gen_helper_##name(t0, t0, t1); \ |
7737 |
tcg_temp_free_i32(t1); \ |
7738 |
t2 = tcg_temp_new(); \ |
7739 |
tcg_gen_extu_i32_tl(t2, t0); \ |
7740 |
tcg_temp_free_i32(t0); \ |
7741 |
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \ |
7742 |
0xFFFFFFFF00000000ULL); \
|
7743 |
tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t2); \ |
7744 |
tcg_temp_free(t2); \ |
7745 |
} |
7746 |
#define GEN_SPEFPUOP_ARITH2_64_64(name) \
|
7747 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7748 |
{ \ |
7749 |
if (unlikely(!ctx->spe_enabled)) { \
|
7750 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7751 |
return; \
|
7752 |
} \ |
7753 |
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \ |
7754 |
cpu_gpr[rB(ctx->opcode)]); \ |
7755 |
} |
7756 |
#define GEN_SPEFPUOP_COMP_32(name) \
|
7757 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7758 |
{ \ |
7759 |
TCGv_i32 t0, t1; \ |
7760 |
if (unlikely(!ctx->spe_enabled)) { \
|
7761 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7762 |
return; \
|
7763 |
} \ |
7764 |
t0 = tcg_temp_new_i32(); \ |
7765 |
t1 = tcg_temp_new_i32(); \ |
7766 |
tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); \ |
7767 |
tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); \ |
7768 |
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], t0, t1); \ |
7769 |
tcg_temp_free_i32(t0); \ |
7770 |
tcg_temp_free_i32(t1); \ |
7771 |
} |
7772 |
#define GEN_SPEFPUOP_COMP_64(name) \
|
7773 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7774 |
{ \ |
7775 |
if (unlikely(!ctx->spe_enabled)) { \
|
7776 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7777 |
return; \
|
7778 |
} \ |
7779 |
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \ |
7780 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ |
7781 |
} |
7782 |
#else
|
7783 |
#define GEN_SPEFPUOP_CONV_32_32(name) \
|
7784 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7785 |
{ \ |
7786 |
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ |
7787 |
} |
7788 |
#define GEN_SPEFPUOP_CONV_32_64(name) \
|
7789 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7790 |
{ \ |
7791 |
TCGv_i64 t0 = tcg_temp_new_i64(); \ |
7792 |
gen_load_gpr64(t0, rB(ctx->opcode)); \ |
7793 |
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], t0); \ |
7794 |
tcg_temp_free_i64(t0); \ |
7795 |
} |
7796 |
#define GEN_SPEFPUOP_CONV_64_32(name) \
|
7797 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7798 |
{ \ |
7799 |
TCGv_i64 t0 = tcg_temp_new_i64(); \ |
7800 |
gen_helper_##name(t0, cpu_gpr[rB(ctx->opcode)]); \ |
7801 |
gen_store_gpr64(rD(ctx->opcode), t0); \ |
7802 |
tcg_temp_free_i64(t0); \ |
7803 |
} |
7804 |
#define GEN_SPEFPUOP_CONV_64_64(name) \
|
7805 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7806 |
{ \ |
7807 |
TCGv_i64 t0 = tcg_temp_new_i64(); \ |
7808 |
gen_load_gpr64(t0, rB(ctx->opcode)); \ |
7809 |
gen_helper_##name(t0, t0); \ |
7810 |
gen_store_gpr64(rD(ctx->opcode), t0); \ |
7811 |
tcg_temp_free_i64(t0); \ |
7812 |
} |
7813 |
#define GEN_SPEFPUOP_ARITH2_32_32(name) \
|
7814 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7815 |
{ \ |
7816 |
if (unlikely(!ctx->spe_enabled)) { \
|
7817 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7818 |
return; \
|
7819 |
} \ |
7820 |
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], \ |
7821 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ |
7822 |
} |
7823 |
#define GEN_SPEFPUOP_ARITH2_64_64(name) \
|
7824 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7825 |
{ \ |
7826 |
TCGv_i64 t0, t1; \ |
7827 |
if (unlikely(!ctx->spe_enabled)) { \
|
7828 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7829 |
return; \
|
7830 |
} \ |
7831 |
t0 = tcg_temp_new_i64(); \ |
7832 |
t1 = tcg_temp_new_i64(); \ |
7833 |
gen_load_gpr64(t0, rA(ctx->opcode)); \ |
7834 |
gen_load_gpr64(t1, rB(ctx->opcode)); \ |
7835 |
gen_helper_##name(t0, t0, t1); \ |
7836 |
gen_store_gpr64(rD(ctx->opcode), t0); \ |
7837 |
tcg_temp_free_i64(t0); \ |
7838 |
tcg_temp_free_i64(t1); \ |
7839 |
} |
7840 |
#define GEN_SPEFPUOP_COMP_32(name) \
|
7841 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7842 |
{ \ |
7843 |
if (unlikely(!ctx->spe_enabled)) { \
|
7844 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7845 |
return; \
|
7846 |
} \ |
7847 |
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \ |
7848 |
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \ |
7849 |
} |
7850 |
#define GEN_SPEFPUOP_COMP_64(name) \
|
7851 |
static always_inline void gen_##name (DisasContext *ctx) \ |
7852 |
{ \ |
7853 |
TCGv_i64 t0, t1; \ |
7854 |
if (unlikely(!ctx->spe_enabled)) { \
|
7855 |
gen_exception(ctx, POWERPC_EXCP_APU); \ |
7856 |
return; \
|
7857 |
} \ |
7858 |
t0 = tcg_temp_new_i64(); \ |
7859 |
t1 = tcg_temp_new_i64(); \ |
7860 |
gen_load_gpr64(t0, rA(ctx->opcode)); \ |
7861 |
gen_load_gpr64(t1, rB(ctx->opcode)); \ |
7862 |
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], t0, t1); \ |
7863 |
tcg_temp_free_i64(t0); \ |
7864 |
tcg_temp_free_i64(t1); \ |
7865 |
} |
7866 |
#endif
|
7867 |
|
7868 |
/* Single precision floating-point vectors operations */
|
7869 |
/* Arithmetic */
|
7870 |
GEN_SPEFPUOP_ARITH2_64_64(evfsadd); |
7871 |
GEN_SPEFPUOP_ARITH2_64_64(evfssub); |
7872 |
GEN_SPEFPUOP_ARITH2_64_64(evfsmul); |
7873 |
GEN_SPEFPUOP_ARITH2_64_64(evfsdiv); |
7874 |
static always_inline void gen_evfsabs (DisasContext *ctx) |
7875 |
{ |
7876 |
if (unlikely(!ctx->spe_enabled)) {
|
7877 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7878 |
return;
|
7879 |
} |
7880 |
#if defined(TARGET_PPC64)
|
7881 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x8000000080000000LL);
|
7882 |
#else
|
7883 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x80000000);
|
7884 |
tcg_gen_andi_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], ~0x80000000);
|
7885 |
#endif
|
7886 |
} |
7887 |
static always_inline void gen_evfsnabs (DisasContext *ctx) |
7888 |
{ |
7889 |
if (unlikely(!ctx->spe_enabled)) {
|
7890 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7891 |
return;
|
7892 |
} |
7893 |
#if defined(TARGET_PPC64)
|
7894 |
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000080000000LL);
|
7895 |
#else
|
7896 |
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
|
7897 |
tcg_gen_ori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
|
7898 |
#endif
|
7899 |
} |
7900 |
static always_inline void gen_evfsneg (DisasContext *ctx) |
7901 |
{ |
7902 |
if (unlikely(!ctx->spe_enabled)) {
|
7903 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7904 |
return;
|
7905 |
} |
7906 |
#if defined(TARGET_PPC64)
|
7907 |
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000080000000LL);
|
7908 |
#else
|
7909 |
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
|
7910 |
tcg_gen_xori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
|
7911 |
#endif
|
7912 |
} |
7913 |
|
7914 |
/* Conversion */
|
7915 |
GEN_SPEFPUOP_CONV_64_64(evfscfui); |
7916 |
GEN_SPEFPUOP_CONV_64_64(evfscfsi); |
7917 |
GEN_SPEFPUOP_CONV_64_64(evfscfuf); |
7918 |
GEN_SPEFPUOP_CONV_64_64(evfscfsf); |
7919 |
GEN_SPEFPUOP_CONV_64_64(evfsctui); |
7920 |
GEN_SPEFPUOP_CONV_64_64(evfsctsi); |
7921 |
GEN_SPEFPUOP_CONV_64_64(evfsctuf); |
7922 |
GEN_SPEFPUOP_CONV_64_64(evfsctsf); |
7923 |
GEN_SPEFPUOP_CONV_64_64(evfsctuiz); |
7924 |
GEN_SPEFPUOP_CONV_64_64(evfsctsiz); |
7925 |
|
7926 |
/* Comparison */
|
7927 |
GEN_SPEFPUOP_COMP_64(evfscmpgt); |
7928 |
GEN_SPEFPUOP_COMP_64(evfscmplt); |
7929 |
GEN_SPEFPUOP_COMP_64(evfscmpeq); |
7930 |
GEN_SPEFPUOP_COMP_64(evfststgt); |
7931 |
GEN_SPEFPUOP_COMP_64(evfststlt); |
7932 |
GEN_SPEFPUOP_COMP_64(evfststeq); |
7933 |
|
7934 |
/* Opcodes definitions */
|
7935 |
GEN_SPE(evfsadd, evfssub, 0x00, 0x0A, 0x00000000, PPC_SPE_SINGLE); // |
7936 |
GEN_SPE(evfsabs, evfsnabs, 0x02, 0x0A, 0x0000F800, PPC_SPE_SINGLE); // |
7937 |
GEN_SPE(evfsneg, speundef, 0x03, 0x0A, 0x0000F800, PPC_SPE_SINGLE); // |
7938 |
GEN_SPE(evfsmul, evfsdiv, 0x04, 0x0A, 0x00000000, PPC_SPE_SINGLE); // |
7939 |
GEN_SPE(evfscmpgt, evfscmplt, 0x06, 0x0A, 0x00600000, PPC_SPE_SINGLE); // |
7940 |
GEN_SPE(evfscmpeq, speundef, 0x07, 0x0A, 0x00600000, PPC_SPE_SINGLE); // |
7941 |
GEN_SPE(evfscfui, evfscfsi, 0x08, 0x0A, 0x00180000, PPC_SPE_SINGLE); // |
7942 |
GEN_SPE(evfscfuf, evfscfsf, 0x09, 0x0A, 0x00180000, PPC_SPE_SINGLE); // |
7943 |
GEN_SPE(evfsctui, evfsctsi, 0x0A, 0x0A, 0x00180000, PPC_SPE_SINGLE); // |
7944 |
GEN_SPE(evfsctuf, evfsctsf, 0x0B, 0x0A, 0x00180000, PPC_SPE_SINGLE); // |
7945 |
GEN_SPE(evfsctuiz, speundef, 0x0C, 0x0A, 0x00180000, PPC_SPE_SINGLE); // |
7946 |
GEN_SPE(evfsctsiz, speundef, 0x0D, 0x0A, 0x00180000, PPC_SPE_SINGLE); // |
7947 |
GEN_SPE(evfststgt, evfststlt, 0x0E, 0x0A, 0x00600000, PPC_SPE_SINGLE); // |
7948 |
GEN_SPE(evfststeq, speundef, 0x0F, 0x0A, 0x00600000, PPC_SPE_SINGLE); // |
7949 |
|
7950 |
/* Single precision floating-point operations */
|
7951 |
/* Arithmetic */
|
7952 |
GEN_SPEFPUOP_ARITH2_32_32(efsadd); |
7953 |
GEN_SPEFPUOP_ARITH2_32_32(efssub); |
7954 |
GEN_SPEFPUOP_ARITH2_32_32(efsmul); |
7955 |
GEN_SPEFPUOP_ARITH2_32_32(efsdiv); |
7956 |
static always_inline void gen_efsabs (DisasContext *ctx) |
7957 |
{ |
7958 |
if (unlikely(!ctx->spe_enabled)) {
|
7959 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7960 |
return;
|
7961 |
} |
7962 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], (target_long)~0x80000000LL);
|
7963 |
} |
7964 |
static always_inline void gen_efsnabs (DisasContext *ctx) |
7965 |
{ |
7966 |
if (unlikely(!ctx->spe_enabled)) {
|
7967 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7968 |
return;
|
7969 |
} |
7970 |
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
|
7971 |
} |
7972 |
static always_inline void gen_efsneg (DisasContext *ctx) |
7973 |
{ |
7974 |
if (unlikely(!ctx->spe_enabled)) {
|
7975 |
gen_exception(ctx, POWERPC_EXCP_APU); |
7976 |
return;
|
7977 |
} |
7978 |
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
|
7979 |
} |
7980 |
|
7981 |
/* Conversion */
|
7982 |
GEN_SPEFPUOP_CONV_32_32(efscfui); |
7983 |
GEN_SPEFPUOP_CONV_32_32(efscfsi); |
7984 |
GEN_SPEFPUOP_CONV_32_32(efscfuf); |
7985 |
GEN_SPEFPUOP_CONV_32_32(efscfsf); |
7986 |
GEN_SPEFPUOP_CONV_32_32(efsctui); |
7987 |
GEN_SPEFPUOP_CONV_32_32(efsctsi); |
7988 |
GEN_SPEFPUOP_CONV_32_32(efsctuf); |
7989 |
GEN_SPEFPUOP_CONV_32_32(efsctsf); |
7990 |
GEN_SPEFPUOP_CONV_32_32(efsctuiz); |
7991 |
GEN_SPEFPUOP_CONV_32_32(efsctsiz); |
7992 |
GEN_SPEFPUOP_CONV_32_64(efscfd); |
7993 |
|
7994 |
/* Comparison */
|
7995 |
GEN_SPEFPUOP_COMP_32(efscmpgt); |
7996 |
GEN_SPEFPUOP_COMP_32(efscmplt); |
7997 |
GEN_SPEFPUOP_COMP_32(efscmpeq); |
7998 |
GEN_SPEFPUOP_COMP_32(efststgt); |
7999 |
GEN_SPEFPUOP_COMP_32(efststlt); |
8000 |
GEN_SPEFPUOP_COMP_32(efststeq); |
8001 |
|
8002 |
/* Opcodes definitions */
|
8003 |
GEN_SPE(efsadd, efssub, 0x00, 0x0B, 0x00000000, PPC_SPE_SINGLE); // |
8004 |
GEN_SPE(efsabs, efsnabs, 0x02, 0x0B, 0x0000F800, PPC_SPE_SINGLE); // |
8005 |
GEN_SPE(efsneg, speundef, 0x03, 0x0B, 0x0000F800, PPC_SPE_SINGLE); // |
8006 |
GEN_SPE(efsmul, efsdiv, 0x04, 0x0B, 0x00000000, PPC_SPE_SINGLE); // |
8007 |
GEN_SPE(efscmpgt, efscmplt, 0x06, 0x0B, 0x00600000, PPC_SPE_SINGLE); // |
8008 |
GEN_SPE(efscmpeq, efscfd, 0x07, 0x0B, 0x00600000, PPC_SPE_SINGLE); // |
8009 |
GEN_SPE(efscfui, efscfsi, 0x08, 0x0B, 0x00180000, PPC_SPE_SINGLE); // |
8010 |
GEN_SPE(efscfuf, efscfsf, 0x09, 0x0B, 0x00180000, PPC_SPE_SINGLE); // |
8011 |
GEN_SPE(efsctui, efsctsi, 0x0A, 0x0B, 0x00180000, PPC_SPE_SINGLE); // |
8012 |
GEN_SPE(efsctuf, efsctsf, 0x0B, 0x0B, 0x00180000, PPC_SPE_SINGLE); // |
8013 |
GEN_SPE(efsctuiz, speundef, 0x0C, 0x0B, 0x00180000, PPC_SPE_SINGLE); // |
8014 |
GEN_SPE(efsctsiz, speundef, 0x0D, 0x0B, 0x00180000, PPC_SPE_SINGLE); // |
8015 |
GEN_SPE(efststgt, efststlt, 0x0E, 0x0B, 0x00600000, PPC_SPE_SINGLE); // |
8016 |
GEN_SPE(efststeq, speundef, 0x0F, 0x0B, 0x00600000, PPC_SPE_SINGLE); // |
8017 |
|
8018 |
/* Double precision floating-point operations */
|
8019 |
/* Arithmetic */
|
8020 |
GEN_SPEFPUOP_ARITH2_64_64(efdadd); |
8021 |
GEN_SPEFPUOP_ARITH2_64_64(efdsub); |
8022 |
GEN_SPEFPUOP_ARITH2_64_64(efdmul); |
8023 |
GEN_SPEFPUOP_ARITH2_64_64(efddiv); |
8024 |
static always_inline void gen_efdabs (DisasContext *ctx) |
8025 |
{ |
8026 |
if (unlikely(!ctx->spe_enabled)) {
|
8027 |
gen_exception(ctx, POWERPC_EXCP_APU); |
8028 |
return;
|
8029 |
} |
8030 |
#if defined(TARGET_PPC64)
|
8031 |
tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x8000000000000000LL);
|
8032 |
#else
|
8033 |
tcg_gen_andi_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], ~0x80000000);
|
8034 |
#endif
|
8035 |
} |
8036 |
static always_inline void gen_efdnabs (DisasContext *ctx) |
8037 |
{ |
8038 |
if (unlikely(!ctx->spe_enabled)) {
|
8039 |
gen_exception(ctx, POWERPC_EXCP_APU); |
8040 |
return;
|
8041 |
} |
8042 |
#if defined(TARGET_PPC64)
|
8043 |
tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000000000000LL);
|
8044 |
#else
|
8045 |
tcg_gen_ori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
|
8046 |
#endif
|
8047 |
} |
8048 |
static always_inline void gen_efdneg (DisasContext *ctx) |
8049 |
{ |
8050 |
if (unlikely(!ctx->spe_enabled)) {
|
8051 |
gen_exception(ctx, POWERPC_EXCP_APU); |
8052 |
return;
|
8053 |
} |
8054 |
#if defined(TARGET_PPC64)
|
8055 |
tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000000000000LL);
|
8056 |
#else
|
8057 |
tcg_gen_xori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
|
8058 |
#endif
|
8059 |
} |
8060 |
|
8061 |
/* Conversion */
|
8062 |
GEN_SPEFPUOP_CONV_64_32(efdcfui); |
8063 |
GEN_SPEFPUOP_CONV_64_32(efdcfsi); |
8064 |
GEN_SPEFPUOP_CONV_64_32(efdcfuf); |
8065 |
GEN_SPEFPUOP_CONV_64_32(efdcfsf); |
8066 |
GEN_SPEFPUOP_CONV_32_64(efdctui); |
8067 |
GEN_SPEFPUOP_CONV_32_64(efdctsi); |
8068 |
GEN_SPEFPUOP_CONV_32_64(efdctuf); |
8069 |
GEN_SPEFPUOP_CONV_32_64(efdctsf); |
8070 |
GEN_SPEFPUOP_CONV_32_64(efdctuiz); |
8071 |
GEN_SPEFPUOP_CONV_32_64(efdctsiz); |
8072 |
GEN_SPEFPUOP_CONV_64_32(efdcfs); |
8073 |
GEN_SPEFPUOP_CONV_64_64(efdcfuid); |
8074 |
GEN_SPEFPUOP_CONV_64_64(efdcfsid); |
8075 |
GEN_SPEFPUOP_CONV_64_64(efdctuidz); |
8076 |
GEN_SPEFPUOP_CONV_64_64(efdctsidz); |
8077 |
|
8078 |
/* Comparison */
|
8079 |
GEN_SPEFPUOP_COMP_64(efdcmpgt); |
8080 |
GEN_SPEFPUOP_COMP_64(efdcmplt); |
8081 |
GEN_SPEFPUOP_COMP_64(efdcmpeq); |
8082 |
GEN_SPEFPUOP_COMP_64(efdtstgt); |
8083 |
GEN_SPEFPUOP_COMP_64(efdtstlt); |
8084 |
GEN_SPEFPUOP_COMP_64(efdtsteq); |
8085 |
|
8086 |
/* Opcodes definitions */
|
8087 |
GEN_SPE(efdadd, efdsub, 0x10, 0x0B, 0x00000000, PPC_SPE_DOUBLE); // |
8088 |
GEN_SPE(efdcfuid, efdcfsid, 0x11, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8089 |
GEN_SPE(efdabs, efdnabs, 0x12, 0x0B, 0x0000F800, PPC_SPE_DOUBLE); // |
8090 |
GEN_SPE(efdneg, speundef, 0x13, 0x0B, 0x0000F800, PPC_SPE_DOUBLE); // |
8091 |
GEN_SPE(efdmul, efddiv, 0x14, 0x0B, 0x00000000, PPC_SPE_DOUBLE); // |
8092 |
GEN_SPE(efdctuidz, efdctsidz, 0x15, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8093 |
GEN_SPE(efdcmpgt, efdcmplt, 0x16, 0x0B, 0x00600000, PPC_SPE_DOUBLE); // |
8094 |
GEN_SPE(efdcmpeq, efdcfs, 0x17, 0x0B, 0x00600000, PPC_SPE_DOUBLE); // |
8095 |
GEN_SPE(efdcfui, efdcfsi, 0x18, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8096 |
GEN_SPE(efdcfuf, efdcfsf, 0x19, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8097 |
GEN_SPE(efdctui, efdctsi, 0x1A, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8098 |
GEN_SPE(efdctuf, efdctsf, 0x1B, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8099 |
GEN_SPE(efdctuiz, speundef, 0x1C, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8100 |
GEN_SPE(efdctsiz, speundef, 0x1D, 0x0B, 0x00180000, PPC_SPE_DOUBLE); // |
8101 |
GEN_SPE(efdtstgt, efdtstlt, 0x1E, 0x0B, 0x00600000, PPC_SPE_DOUBLE); // |
8102 |
GEN_SPE(efdtsteq, speundef, 0x1F, 0x0B, 0x00600000, PPC_SPE_DOUBLE); // |
8103 |
|
8104 |
/* End opcode list */
|
8105 |
GEN_OPCODE_MARK(end); |
8106 |
|
8107 |
#include "translate_init.c" |
8108 |
#include "helper_regs.h" |
8109 |
|
8110 |
/*****************************************************************************/
|
8111 |
/* Misc PowerPC helpers */
|
8112 |
void cpu_dump_state (CPUState *env, FILE *f,
|
8113 |
int (*cpu_fprintf)(FILE *f, const char *fmt, ...), |
8114 |
int flags)
|
8115 |
{ |
8116 |
#define RGPL 4 |
8117 |
#define RFPL 4 |
8118 |
|
8119 |
int i;
|
8120 |
|
8121 |
cpu_fprintf(f, "NIP " ADDRX " LR " ADDRX " CTR " ADDRX " XER %08x\n", |
8122 |
env->nip, env->lr, env->ctr, env->xer); |
8123 |
cpu_fprintf(f, "MSR " ADDRX " HID0 " ADDRX " HF " ADDRX " idx %d\n", |
8124 |
env->msr, env->spr[SPR_HID0], env->hflags, env->mmu_idx); |
8125 |
#if !defined(NO_TIMER_DUMP)
|
8126 |
cpu_fprintf(f, "TB %08x %08x "
|
8127 |
#if !defined(CONFIG_USER_ONLY)
|
8128 |
"DECR %08x"
|
8129 |
#endif
|
8130 |
"\n",
|
8131 |
cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env) |
8132 |
#if !defined(CONFIG_USER_ONLY)
|
8133 |
, cpu_ppc_load_decr(env) |
8134 |
#endif
|
8135 |
); |
8136 |
#endif
|
8137 |
for (i = 0; i < 32; i++) { |
8138 |
if ((i & (RGPL - 1)) == 0) |
8139 |
cpu_fprintf(f, "GPR%02d", i);
|
8140 |
cpu_fprintf(f, " " REGX, ppc_dump_gpr(env, i));
|
8141 |
if ((i & (RGPL - 1)) == (RGPL - 1)) |
8142 |
cpu_fprintf(f, "\n");
|
8143 |
} |
8144 |
cpu_fprintf(f, "CR ");
|
8145 |
for (i = 0; i < 8; i++) |
8146 |
cpu_fprintf(f, "%01x", env->crf[i]);
|
8147 |
cpu_fprintf(f, " [");
|
8148 |
for (i = 0; i < 8; i++) { |
8149 |
char a = '-'; |
8150 |
if (env->crf[i] & 0x08) |
8151 |
a = 'L';
|
8152 |
else if (env->crf[i] & 0x04) |
8153 |
a = 'G';
|
8154 |
else if (env->crf[i] & 0x02) |
8155 |
a = 'E';
|
8156 |
cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' '); |
8157 |
} |
8158 |
cpu_fprintf(f, " ] RES " ADDRX "\n", env->reserve); |
8159 |
for (i = 0; i < 32; i++) { |
8160 |
if ((i & (RFPL - 1)) == 0) |
8161 |
cpu_fprintf(f, "FPR%02d", i);
|
8162 |
cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i]));
|
8163 |
if ((i & (RFPL - 1)) == (RFPL - 1)) |
8164 |
cpu_fprintf(f, "\n");
|
8165 |
} |
8166 |
cpu_fprintf(f, "FPSCR %08x\n", env->fpscr);
|
8167 |
#if !defined(CONFIG_USER_ONLY)
|
8168 |
cpu_fprintf(f, "SRR0 " ADDRX " SRR1 " ADDRX " SDR1 " ADDRX "\n", |
8169 |
env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1); |
8170 |
#endif
|
8171 |
|
8172 |
#undef RGPL
|
8173 |
#undef RFPL
|
8174 |
} |
8175 |
|
8176 |
void cpu_dump_statistics (CPUState *env, FILE*f,
|
8177 |
int (*cpu_fprintf)(FILE *f, const char *fmt, ...), |
8178 |
int flags)
|
8179 |
{ |
8180 |
#if defined(DO_PPC_STATISTICS)
|
8181 |
opc_handler_t **t1, **t2, **t3, *handler; |
8182 |
int op1, op2, op3;
|
8183 |
|
8184 |
t1 = env->opcodes; |
8185 |
for (op1 = 0; op1 < 64; op1++) { |
8186 |
handler = t1[op1]; |
8187 |
if (is_indirect_opcode(handler)) {
|
8188 |
t2 = ind_table(handler); |
8189 |
for (op2 = 0; op2 < 32; op2++) { |
8190 |
handler = t2[op2]; |
8191 |
if (is_indirect_opcode(handler)) {
|
8192 |
t3 = ind_table(handler); |
8193 |
for (op3 = 0; op3 < 32; op3++) { |
8194 |
handler = t3[op3]; |
8195 |
if (handler->count == 0) |
8196 |
continue;
|
8197 |
cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: "
|
8198 |
"%016llx %lld\n",
|
8199 |
op1, op2, op3, op1, (op3 << 5) | op2,
|
8200 |
handler->oname, |
8201 |
handler->count, handler->count); |
8202 |
} |
8203 |
} else {
|
8204 |
if (handler->count == 0) |
8205 |
continue;
|
8206 |
cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: "
|
8207 |
"%016llx %lld\n",
|
8208 |
op1, op2, op1, op2, handler->oname, |
8209 |
handler->count, handler->count); |
8210 |
} |
8211 |
} |
8212 |
} else {
|
8213 |
if (handler->count == 0) |
8214 |
continue;
|
8215 |
cpu_fprintf(f, "%02x (%02x ) %16s: %016llx %lld\n",
|
8216 |
op1, op1, handler->oname, |
8217 |
handler->count, handler->count); |
8218 |
} |
8219 |
} |
8220 |
#endif
|
8221 |
} |
8222 |
|
8223 |
/*****************************************************************************/
|
8224 |
static always_inline void gen_intermediate_code_internal (CPUState *env, |
8225 |
TranslationBlock *tb, |
8226 |
int search_pc)
|
8227 |
{ |
8228 |
DisasContext ctx, *ctxp = &ctx; |
8229 |
opc_handler_t **table, *handler; |
8230 |
target_ulong pc_start; |
8231 |
uint16_t *gen_opc_end; |
8232 |
CPUBreakpoint *bp; |
8233 |
int j, lj = -1; |
8234 |
int num_insns;
|
8235 |
int max_insns;
|
8236 |
|
8237 |
pc_start = tb->pc; |
8238 |
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; |
8239 |
ctx.nip = pc_start; |
8240 |
ctx.tb = tb; |
8241 |
ctx.exception = POWERPC_EXCP_NONE; |
8242 |
ctx.spr_cb = env->spr_cb; |
8243 |
ctx.mem_idx = env->mmu_idx; |
8244 |
ctx.access_type = -1;
|
8245 |
ctx.le_mode = env->hflags & (1 << MSR_LE) ? 1 : 0; |
8246 |
#if defined(TARGET_PPC64)
|
8247 |
ctx.sf_mode = msr_sf; |
8248 |
#endif
|
8249 |
ctx.fpu_enabled = msr_fp; |
8250 |
if ((env->flags & POWERPC_FLAG_SPE) && msr_spe)
|
8251 |
ctx.spe_enabled = msr_spe; |
8252 |
else
|
8253 |
ctx.spe_enabled = 0;
|
8254 |
if ((env->flags & POWERPC_FLAG_VRE) && msr_vr)
|
8255 |
ctx.altivec_enabled = msr_vr; |
8256 |
else
|
8257 |
ctx.altivec_enabled = 0;
|
8258 |
if ((env->flags & POWERPC_FLAG_SE) && msr_se)
|
8259 |
ctx.singlestep_enabled = CPU_SINGLE_STEP; |
8260 |
else
|
8261 |
ctx.singlestep_enabled = 0;
|
8262 |
if ((env->flags & POWERPC_FLAG_BE) && msr_be)
|
8263 |
ctx.singlestep_enabled |= CPU_BRANCH_STEP; |
8264 |
if (unlikely(env->singlestep_enabled))
|
8265 |
ctx.singlestep_enabled |= GDBSTUB_SINGLE_STEP; |
8266 |
#if defined (DO_SINGLE_STEP) && 0 |
8267 |
/* Single step trace mode */
|
8268 |
msr_se = 1;
|
8269 |
#endif
|
8270 |
num_insns = 0;
|
8271 |
max_insns = tb->cflags & CF_COUNT_MASK; |
8272 |
if (max_insns == 0) |
8273 |
max_insns = CF_COUNT_MASK; |
8274 |
|
8275 |
gen_icount_start(); |
8276 |
/* Set env in case of segfault during code fetch */
|
8277 |
while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) {
|
8278 |
if (unlikely(!TAILQ_EMPTY(&env->breakpoints))) {
|
8279 |
TAILQ_FOREACH(bp, &env->breakpoints, entry) { |
8280 |
if (bp->pc == ctx.nip) {
|
8281 |
gen_debug_exception(ctxp); |
8282 |
break;
|
8283 |
} |
8284 |
} |
8285 |
} |
8286 |
if (unlikely(search_pc)) {
|
8287 |
j = gen_opc_ptr - gen_opc_buf; |
8288 |
if (lj < j) {
|
8289 |
lj++; |
8290 |
while (lj < j)
|
8291 |
gen_opc_instr_start[lj++] = 0;
|
8292 |
gen_opc_pc[lj] = ctx.nip; |
8293 |
gen_opc_instr_start[lj] = 1;
|
8294 |
gen_opc_icount[lj] = num_insns; |
8295 |
} |
8296 |
} |
8297 |
LOG_DISAS("----------------\n");
|
8298 |
LOG_DISAS("nip=" ADDRX " super=%d ir=%d\n", |
8299 |
ctx.nip, ctx.mem_idx, (int)msr_ir);
|
8300 |
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) |
8301 |
gen_io_start(); |
8302 |
if (unlikely(ctx.le_mode)) {
|
8303 |
ctx.opcode = bswap32(ldl_code(ctx.nip)); |
8304 |
} else {
|
8305 |
ctx.opcode = ldl_code(ctx.nip); |
8306 |
} |
8307 |
LOG_DISAS("translate opcode %08x (%02x %02x %02x) (%s)\n",
|
8308 |
ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode), |
8309 |
opc3(ctx.opcode), little_endian ? "little" : "big"); |
8310 |
ctx.nip += 4;
|
8311 |
table = env->opcodes; |
8312 |
num_insns++; |
8313 |
handler = table[opc1(ctx.opcode)]; |
8314 |
if (is_indirect_opcode(handler)) {
|
8315 |
table = ind_table(handler); |
8316 |
handler = table[opc2(ctx.opcode)]; |
8317 |
if (is_indirect_opcode(handler)) {
|
8318 |
table = ind_table(handler); |
8319 |
handler = table[opc3(ctx.opcode)]; |
8320 |
} |
8321 |
} |
8322 |
/* Is opcode *REALLY* valid ? */
|
8323 |
if (unlikely(handler->handler == &gen_invalid)) {
|
8324 |
if (qemu_log_enabled()) {
|
8325 |
qemu_log("invalid/unsupported opcode: "
|
8326 |
"%02x - %02x - %02x (%08x) " ADDRX " %d\n", |
8327 |
opc1(ctx.opcode), opc2(ctx.opcode), |
8328 |
opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir); |
8329 |
} else {
|
8330 |
printf("invalid/unsupported opcode: "
|
8331 |
"%02x - %02x - %02x (%08x) " ADDRX " %d\n", |
8332 |
opc1(ctx.opcode), opc2(ctx.opcode), |
8333 |
opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir); |
8334 |
} |
8335 |
} else {
|
8336 |
if (unlikely((ctx.opcode & handler->inval) != 0)) { |
8337 |
if (qemu_log_enabled()) {
|
8338 |
qemu_log("invalid bits: %08x for opcode: "
|
8339 |
"%02x - %02x - %02x (%08x) " ADDRX "\n", |
8340 |
ctx.opcode & handler->inval, opc1(ctx.opcode), |
8341 |
opc2(ctx.opcode), opc3(ctx.opcode), |
8342 |
ctx.opcode, ctx.nip - 4);
|
8343 |
} else {
|
8344 |
printf("invalid bits: %08x for opcode: "
|
8345 |
"%02x - %02x - %02x (%08x) " ADDRX "\n", |
8346 |
ctx.opcode & handler->inval, opc1(ctx.opcode), |
8347 |
opc2(ctx.opcode), opc3(ctx.opcode), |
8348 |
ctx.opcode, ctx.nip - 4);
|
8349 |
} |
8350 |
gen_inval_exception(ctxp, POWERPC_EXCP_INVAL_INVAL); |
8351 |
break;
|
8352 |
} |
8353 |
} |
8354 |
(*(handler->handler))(&ctx); |
8355 |
#if defined(DO_PPC_STATISTICS)
|
8356 |
handler->count++; |
8357 |
#endif
|
8358 |
/* Check trace mode exceptions */
|
8359 |
if (unlikely(ctx.singlestep_enabled & CPU_SINGLE_STEP &&
|
8360 |
(ctx.nip <= 0x100 || ctx.nip > 0xF00) && |
8361 |
ctx.exception != POWERPC_SYSCALL && |
8362 |
ctx.exception != POWERPC_EXCP_TRAP && |
8363 |
ctx.exception != POWERPC_EXCP_BRANCH)) { |
8364 |
gen_exception(ctxp, POWERPC_EXCP_TRACE); |
8365 |
} else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) || |
8366 |
(env->singlestep_enabled) || |
8367 |
num_insns >= max_insns)) { |
8368 |
/* if we reach a page boundary or are single stepping, stop
|
8369 |
* generation
|
8370 |
*/
|
8371 |
break;
|
8372 |
} |
8373 |
#if defined (DO_SINGLE_STEP)
|
8374 |
break;
|
8375 |
#endif
|
8376 |
} |
8377 |
if (tb->cflags & CF_LAST_IO)
|
8378 |
gen_io_end(); |
8379 |
if (ctx.exception == POWERPC_EXCP_NONE) {
|
8380 |
gen_goto_tb(&ctx, 0, ctx.nip);
|
8381 |
} else if (ctx.exception != POWERPC_EXCP_BRANCH) { |
8382 |
if (unlikely(env->singlestep_enabled)) {
|
8383 |
gen_debug_exception(ctxp); |
8384 |
} |
8385 |
/* Generate the return instruction */
|
8386 |
tcg_gen_exit_tb(0);
|
8387 |
} |
8388 |
gen_icount_end(tb, num_insns); |
8389 |
*gen_opc_ptr = INDEX_op_end; |
8390 |
if (unlikely(search_pc)) {
|
8391 |
j = gen_opc_ptr - gen_opc_buf; |
8392 |
lj++; |
8393 |
while (lj <= j)
|
8394 |
gen_opc_instr_start[lj++] = 0;
|
8395 |
} else {
|
8396 |
tb->size = ctx.nip - pc_start; |
8397 |
tb->icount = num_insns; |
8398 |
} |
8399 |
#if defined(DEBUG_DISAS)
|
8400 |
qemu_log_mask(CPU_LOG_TB_CPU, "---------------- excp: %04x\n", ctx.exception);
|
8401 |
log_cpu_state_mask(CPU_LOG_TB_CPU, env, 0);
|
8402 |
if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
|
8403 |
int flags;
|
8404 |
flags = env->bfd_mach; |
8405 |
flags |= ctx.le_mode << 16;
|
8406 |
qemu_log("IN: %s\n", lookup_symbol(pc_start));
|
8407 |
log_target_disas(pc_start, ctx.nip - pc_start, flags); |
8408 |
qemu_log("\n");
|
8409 |
} |
8410 |
#endif
|
8411 |
} |
8412 |
|
8413 |
void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb) |
8414 |
{ |
8415 |
gen_intermediate_code_internal(env, tb, 0);
|
8416 |
} |
8417 |
|
8418 |
void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb) |
8419 |
{ |
8420 |
gen_intermediate_code_internal(env, tb, 1);
|
8421 |
} |
8422 |
|
8423 |
void gen_pc_load(CPUState *env, TranslationBlock *tb,
|
8424 |
unsigned long searched_pc, int pc_pos, void *puc) |
8425 |
{ |
8426 |
env->nip = gen_opc_pc[pc_pos]; |
8427 |
} |