root / target-ppc / translate.c @ a11b8151
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 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 DEBUG_MEMORY_ACCESSES
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//#define DO_PPC_STATISTICS
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//#define OPTIMIZE_FPRF_UPDATE
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/*****************************************************************************/
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/* Code translation helpers */
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#if defined(USE_DIRECT_JUMP)
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#define TBPARAM(x)
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#else
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#define TBPARAM(x) (long)(x) |
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#endif
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enum {
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#define DEF(s, n, copy_size) INDEX_op_ ## s, |
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#include "opc.h" |
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#undef DEF
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NB_OPS, |
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}; |
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static uint16_t *gen_opc_ptr;
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static uint32_t *gen_opparam_ptr;
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#if defined(OPTIMIZE_FPRF_UPDATE)
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static uint16_t *gen_fprf_buf[OPC_BUF_SIZE];
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static uint16_t **gen_fprf_ptr;
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#endif
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#include "gen-op.h" |
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static always_inline void gen_set_T0 (target_ulong val) |
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{
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#if defined(TARGET_PPC64)
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if (val >> 32) |
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gen_op_set_T0_64(val >> 32, val);
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else
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#endif
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gen_op_set_T0(val); |
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} |
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static always_inline void gen_set_T1 (target_ulong val) |
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{
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#if defined(TARGET_PPC64)
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if (val >> 32) |
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gen_op_set_T1_64(val >> 32, val);
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else
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#endif
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gen_op_set_T1(val); |
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} |
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#define GEN8(func, NAME) \
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static GenOpFunc *NAME ## _table [8] = { \ |
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NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \ |
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NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ |
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}; \ |
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static always_inline void func (int n) \ |
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{ \
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NAME ## _table[n](); \ |
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} |
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|
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#define GEN16(func, NAME) \
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static GenOpFunc *NAME ## _table [16] = { \ |
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NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \ |
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NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ |
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NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \ |
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NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \ |
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}; \ |
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static always_inline void func (int n) \ |
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{ \
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NAME ## _table[n](); \ |
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} |
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#define GEN32(func, NAME) \
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static GenOpFunc *NAME ## _table [32] = { \ |
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NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \ |
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NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ |
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NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \ |
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NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \ |
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NAME ## 16, NAME ## 17, NAME ## 18, NAME ## 19, \ |
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NAME ## 20, NAME ## 21, NAME ## 22, NAME ## 23, \ |
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NAME ## 24, NAME ## 25, NAME ## 26, NAME ## 27, \ |
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NAME ## 28, NAME ## 29, NAME ## 30, NAME ## 31, \ |
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}; \ |
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static always_inline void func (int n) \ |
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{ \
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NAME ## _table[n](); \ |
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} |
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/* Condition register moves */
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GEN8(gen_op_load_crf_T0, gen_op_load_crf_T0_crf); |
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GEN8(gen_op_load_crf_T1, gen_op_load_crf_T1_crf); |
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GEN8(gen_op_store_T0_crf, gen_op_store_T0_crf_crf); |
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GEN8(gen_op_store_T1_crf, gen_op_store_T1_crf_crf); |
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/* General purpose registers moves */
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GEN32(gen_op_load_gpr_T0, gen_op_load_gpr_T0_gpr); |
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GEN32(gen_op_load_gpr_T1, gen_op_load_gpr_T1_gpr); |
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GEN32(gen_op_load_gpr_T2, gen_op_load_gpr_T2_gpr); |
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GEN32(gen_op_store_T0_gpr, gen_op_store_T0_gpr_gpr); |
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GEN32(gen_op_store_T1_gpr, gen_op_store_T1_gpr_gpr); |
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#if 0 // unused
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GEN32(gen_op_store_T2_gpr, gen_op_store_T2_gpr_gpr);
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#endif
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/* floating point registers moves */
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GEN32(gen_op_load_fpr_FT0, gen_op_load_fpr_FT0_fpr); |
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GEN32(gen_op_load_fpr_FT1, gen_op_load_fpr_FT1_fpr); |
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GEN32(gen_op_load_fpr_FT2, gen_op_load_fpr_FT2_fpr); |
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GEN32(gen_op_store_FT0_fpr, gen_op_store_FT0_fpr_fpr); |
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GEN32(gen_op_store_FT1_fpr, gen_op_store_FT1_fpr_fpr); |
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#if 0 // unused
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GEN32(gen_op_store_FT2_fpr, gen_op_store_FT2_fpr_fpr);
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#endif
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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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/* Translation flags */
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#if !defined(CONFIG_USER_ONLY)
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int supervisor;
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#endif
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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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#if defined(TARGET_PPCEMB)
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int spe_enabled;
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#endif
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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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int dcache_line_size;
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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 unsigned 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_set_Rc0 (DisasContext *ctx) |
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{
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#if defined(TARGET_PPC64)
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if (ctx->sf_mode)
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gen_op_cmpi_64(0);
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else
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#endif
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gen_op_cmpi(0);
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gen_op_set_Rc0(); |
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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_op_reset_fpstatus(); |
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#endif
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} |
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static always_inline void gen_compute_fprf (int set_fprf, int set_rc) |
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{
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if (set_fprf != 0) { |
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/* This case might be optimized later */
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#if defined(OPTIMIZE_FPRF_UPDATE)
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*gen_fprf_ptr++ = gen_opc_ptr; |
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#endif
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gen_op_compute_fprf(1);
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if (unlikely(set_rc))
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gen_op_store_T0_crf(1);
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gen_op_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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gen_op_compute_fprf(0);
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gen_op_store_T0_crf(1);
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if (set_fprf)
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gen_op_float_check_status(); |
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} |
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} |
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static always_inline void gen_optimize_fprf (void) |
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{
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#if defined(OPTIMIZE_FPRF_UPDATE)
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uint16_t **ptr; |
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for (ptr = gen_fprf_buf; ptr != (gen_fprf_ptr - 1); ptr++) |
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*ptr = INDEX_op_nop1; |
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gen_fprf_ptr = gen_fprf_buf; |
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#endif
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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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gen_op_update_nip_64(nip >> 32, nip);
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else
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#endif
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gen_op_update_nip(nip); |
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} |
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#define GEN_EXCP(ctx, excp, error) \
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do { \
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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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gen_op_raise_exception_err((excp), (error)); \ |
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ctx->exception = (excp); \ |
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} while (0) |
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#define GEN_EXCP_INVAL(ctx) \
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GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ |
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POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL) |
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#define GEN_EXCP_PRIVOPC(ctx) \
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GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ |
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POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_OPC) |
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#define GEN_EXCP_PRIVREG(ctx) \
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GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ |
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POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG) |
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#define GEN_EXCP_NO_FP(ctx) \
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GEN_EXCP(ctx, POWERPC_EXCP_FPU, 0)
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#define GEN_EXCP_NO_AP(ctx) \
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GEN_EXCP(ctx, POWERPC_EXCP_APU, 0)
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#define GEN_EXCP_NO_VR(ctx) \
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GEN_EXCP(ctx, POWERPC_EXCP_VPU, 0)
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/* Stop translation */
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static always_inline void GEN_STOP (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 (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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|
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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 /* Explicitely 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 unsigned 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); |
| 352 |
|
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return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); |
| 354 |
} |
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/*** Get constants ***/
|
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EXTRACT_HELPER(IMM, 12, 8); |
| 357 |
/* 16 bits signed immediate value */
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EXTRACT_SHELPER(SIMM, 0, 16); |
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/* 16 bits unsigned immediate value */
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EXTRACT_HELPER(UIMM, 0, 16); |
| 361 |
/* Bit count */
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EXTRACT_HELPER(NB, 11, 5); |
| 363 |
/* Shift count */
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EXTRACT_HELPER(SH, 11, 5); |
| 365 |
/* Mask start */
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EXTRACT_HELPER(MB, 6, 5); |
| 367 |
/* Mask end */
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EXTRACT_HELPER(ME, 1, 5); |
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/* Trap operand */
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EXTRACT_HELPER(TO, 21, 5); |
| 371 |
|
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EXTRACT_HELPER(CRM, 12, 8); |
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EXTRACT_HELPER(FM, 17, 8); |
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EXTRACT_HELPER(SR, 16, 4); |
| 375 |
EXTRACT_HELPER(FPIMM, 20, 4); |
| 376 |
|
| 377 |
/*** Jump target decoding ***/
|
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/* Displacement */
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EXTRACT_SHELPER(d, 0, 16); |
| 380 |
/* Immediate address */
|
| 381 |
static always_inline target_ulong LI (uint32_t opcode)
|
| 382 |
{
|
| 383 |
return (opcode >> 0) & 0x03FFFFFC; |
| 384 |
} |
| 385 |
|
| 386 |
static always_inline uint32_t BD (uint32_t opcode)
|
| 387 |
{
|
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return (opcode >> 0) & 0xFFFC; |
| 389 |
} |
| 390 |
|
| 391 |
EXTRACT_HELPER(BO, 21, 5); |
| 392 |
EXTRACT_HELPER(BI, 16, 5); |
| 393 |
/* Absolute/relative address */
|
| 394 |
EXTRACT_HELPER(AA, 1, 1); |
| 395 |
/* Link */
|
| 396 |
EXTRACT_HELPER(LK, 0, 1); |
| 397 |
|
| 398 |
/* Create a mask between <start> and <end> bits */
|
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static always_inline target_ulong MASK (uint32_t start, uint32_t end)
|
| 400 |
{
|
| 401 |
target_ulong ret; |
| 402 |
|
| 403 |
#if defined(TARGET_PPC64)
|
| 404 |
if (likely(start == 0)) { |
| 405 |
ret = (uint64_t)(-1ULL) << (63 - end); |
| 406 |
} else if (likely(end == 63)) { |
| 407 |
ret = (uint64_t)(-1ULL) >> start;
|
| 408 |
} |
| 409 |
#else
|
| 410 |
if (likely(start == 0)) { |
| 411 |
ret = (uint32_t)(-1ULL) << (31 - end); |
| 412 |
} else if (likely(end == 31)) { |
| 413 |
ret = (uint32_t)(-1ULL) >> start;
|
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} |
| 415 |
#endif
|
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else {
|
| 417 |
ret = (((target_ulong)(-1ULL)) >> (start)) ^
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(((target_ulong)(-1ULL) >> (end)) >> 1); |
| 419 |
if (unlikely(start > end))
|
| 420 |
return ~ret;
|
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} |
| 422 |
|
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return ret;
|
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} |
| 425 |
|
| 426 |
/*****************************************************************************/
|
| 427 |
/* PowerPC Instructions types definitions */
|
| 428 |
enum {
|
| 429 |
PPC_NONE = 0x0000000000000000ULL,
|
| 430 |
/* PowerPC base instructions set */
|
| 431 |
PPC_INSNS_BASE = 0x0000000000000001ULL,
|
| 432 |
/* integer operations instructions */
|
| 433 |
#define PPC_INTEGER PPC_INSNS_BASE
|
| 434 |
/* flow control instructions */
|
| 435 |
#define PPC_FLOW PPC_INSNS_BASE
|
| 436 |
/* virtual memory instructions */
|
| 437 |
#define PPC_MEM PPC_INSNS_BASE
|
| 438 |
/* ld/st with reservation instructions */
|
| 439 |
#define PPC_RES PPC_INSNS_BASE
|
| 440 |
/* cache control instructions */
|
| 441 |
#define PPC_CACHE PPC_INSNS_BASE
|
| 442 |
/* spr/msr access instructions */
|
| 443 |
#define PPC_MISC PPC_INSNS_BASE
|
| 444 |
/* Optional floating point instructions */
|
| 445 |
PPC_FLOAT = 0x0000000000000002ULL,
|
| 446 |
PPC_FLOAT_FSQRT = 0x0000000000000004ULL,
|
| 447 |
PPC_FLOAT_FRES = 0x0000000000000008ULL,
|
| 448 |
PPC_FLOAT_FRSQRTE = 0x0000000000000010ULL,
|
| 449 |
PPC_FLOAT_FSEL = 0x0000000000000020ULL,
|
| 450 |
PPC_FLOAT_STFIWX = 0x0000000000000040ULL,
|
| 451 |
/* external control instructions */
|
| 452 |
PPC_EXTERN = 0x0000000000000080ULL,
|
| 453 |
/* segment register access instructions */
|
| 454 |
PPC_SEGMENT = 0x0000000000000100ULL,
|
| 455 |
/* Optional cache control instruction */
|
| 456 |
PPC_CACHE_DCBA = 0x0000000000000200ULL,
|
| 457 |
/* Optional memory control instructions */
|
| 458 |
PPC_MEM_TLBIA = 0x0000000000000400ULL,
|
| 459 |
PPC_MEM_TLBIE = 0x0000000000000800ULL,
|
| 460 |
PPC_MEM_TLBSYNC = 0x0000000000001000ULL,
|
| 461 |
/* eieio & sync */
|
| 462 |
PPC_MEM_SYNC = 0x0000000000002000ULL,
|
| 463 |
/* PowerPC 6xx TLB management instructions */
|
| 464 |
PPC_6xx_TLB = 0x0000000000004000ULL,
|
| 465 |
/* Altivec support */
|
| 466 |
PPC_ALTIVEC = 0x0000000000008000ULL,
|
| 467 |
/* Time base mftb instruction */
|
| 468 |
PPC_MFTB = 0x0000000000010000ULL,
|
| 469 |
/* Embedded PowerPC dedicated instructions */
|
| 470 |
PPC_EMB_COMMON = 0x0000000000020000ULL,
|
| 471 |
/* PowerPC 40x exception model */
|
| 472 |
PPC_40x_EXCP = 0x0000000000040000ULL,
|
| 473 |
/* PowerPC 40x TLB management instructions */
|
| 474 |
PPC_40x_TLB = 0x0000000000080000ULL,
|
| 475 |
/* PowerPC 405 Mac instructions */
|
| 476 |
PPC_405_MAC = 0x0000000000100000ULL,
|
| 477 |
/* PowerPC 440 specific instructions */
|
| 478 |
PPC_440_SPEC = 0x0000000000200000ULL,
|
| 479 |
/* Power-to-PowerPC bridge (601) */
|
| 480 |
PPC_POWER_BR = 0x0000000000400000ULL,
|
| 481 |
/* PowerPC 602 specific */
|
| 482 |
PPC_602_SPEC = 0x0000000000800000ULL,
|
| 483 |
/* Deprecated instructions */
|
| 484 |
/* Original POWER instruction set */
|
| 485 |
PPC_POWER = 0x0000000001000000ULL,
|
| 486 |
/* POWER2 instruction set extension */
|
| 487 |
PPC_POWER2 = 0x0000000002000000ULL,
|
| 488 |
/* Power RTC support */
|
| 489 |
PPC_POWER_RTC = 0x0000000004000000ULL,
|
| 490 |
/* 64 bits PowerPC instruction set */
|
| 491 |
PPC_64B = 0x0000000008000000ULL,
|
| 492 |
/* 64 bits hypervisor extensions */
|
| 493 |
PPC_64H = 0x0000000010000000ULL,
|
| 494 |
/* segment register access instructions for PowerPC 64 "bridge" */
|
| 495 |
PPC_SEGMENT_64B = 0x0000000020000000ULL,
|
| 496 |
/* BookE (embedded) PowerPC specification */
|
| 497 |
PPC_BOOKE = 0x0000000040000000ULL,
|
| 498 |
/* eieio */
|
| 499 |
PPC_MEM_EIEIO = 0x0000000080000000ULL,
|
| 500 |
/* e500 vector instructions */
|
| 501 |
PPC_E500_VECTOR = 0x0000000100000000ULL,
|
| 502 |
/* PowerPC 4xx dedicated instructions */
|
| 503 |
PPC_4xx_COMMON = 0x0000000200000000ULL,
|
| 504 |
/* PowerPC 2.03 specification extensions */
|
| 505 |
PPC_203 = 0x0000000400000000ULL,
|
| 506 |
/* PowerPC 2.03 SPE extension */
|
| 507 |
PPC_SPE = 0x0000000800000000ULL,
|
| 508 |
/* PowerPC 2.03 SPE floating-point extension */
|
| 509 |
PPC_SPEFPU = 0x0000001000000000ULL,
|
| 510 |
/* SLB management */
|
| 511 |
PPC_SLBI = 0x0000002000000000ULL,
|
| 512 |
/* PowerPC 40x ibct instructions */
|
| 513 |
PPC_40x_ICBT = 0x0000004000000000ULL,
|
| 514 |
/* PowerPC 74xx TLB management instructions */
|
| 515 |
PPC_74xx_TLB = 0x0000008000000000ULL,
|
| 516 |
/* More BookE (embedded) instructions... */
|
| 517 |
PPC_BOOKE_EXT = 0x0000010000000000ULL,
|
| 518 |
/* rfmci is not implemented in all BookE PowerPC */
|
| 519 |
PPC_RFMCI = 0x0000020000000000ULL,
|
| 520 |
/* user-mode DCR access, implemented in PowerPC 460 */
|
| 521 |
PPC_DCRUX = 0x0000040000000000ULL,
|
| 522 |
/* New floating-point extensions (PowerPC 2.0x) */
|
| 523 |
PPC_FLOAT_EXT = 0x0000080000000000ULL,
|
| 524 |
/* New wait instruction (PowerPC 2.0x) */
|
| 525 |
PPC_WAIT = 0x0000100000000000ULL,
|
| 526 |
/* New 64 bits extensions (PowerPC 2.0x) */
|
| 527 |
PPC_64BX = 0x0000200000000000ULL,
|
| 528 |
/* dcbz instruction with fixed cache line size */
|
| 529 |
PPC_CACHE_DCBZ = 0x0000400000000000ULL,
|
| 530 |
/* dcbz instruction with tunable cache line size */
|
| 531 |
PPC_CACHE_DCBZT = 0x0000800000000000ULL,
|
| 532 |
/* frsqrtes extension */
|
| 533 |
PPC_FLOAT_FRSQRTES = 0x0001000000000000ULL,
|
| 534 |
}; |
| 535 |
|
| 536 |
/*****************************************************************************/
|
| 537 |
/* PowerPC instructions table */
|
| 538 |
#if HOST_LONG_BITS == 64 |
| 539 |
#define OPC_ALIGN 8 |
| 540 |
#else
|
| 541 |
#define OPC_ALIGN 4 |
| 542 |
#endif
|
| 543 |
#if defined(__APPLE__)
|
| 544 |
#define OPCODES_SECTION \
|
| 545 |
__attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) ))
|
| 546 |
#else
|
| 547 |
#define OPCODES_SECTION \
|
| 548 |
__attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) ))
|
| 549 |
#endif
|
| 550 |
|
| 551 |
#if defined(DO_PPC_STATISTICS)
|
| 552 |
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
|
| 553 |
OPCODES_SECTION opcode_t opc_##name = { \ |
| 554 |
.opc1 = op1, \ |
| 555 |
.opc2 = op2, \ |
| 556 |
.opc3 = op3, \ |
| 557 |
.pad = { 0, }, \
|
| 558 |
.handler = { \
|
| 559 |
.inval = invl, \ |
| 560 |
.type = _typ, \ |
| 561 |
.handler = &gen_##name, \ |
| 562 |
.oname = stringify(name), \ |
| 563 |
}, \ |
| 564 |
.oname = stringify(name), \ |
| 565 |
} |
| 566 |
#define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
|
| 567 |
OPCODES_SECTION opcode_t opc_##name = { \ |
| 568 |
.opc1 = op1, \ |
| 569 |
.opc2 = op2, \ |
| 570 |
.opc3 = op3, \ |
| 571 |
.pad = { 0, }, \
|
| 572 |
.handler = { \
|
| 573 |
.inval = invl, \ |
| 574 |
.type = _typ, \ |
| 575 |
.handler = &gen_##name, \ |
| 576 |
.oname = onam, \ |
| 577 |
}, \ |
| 578 |
.oname = onam, \ |
| 579 |
} |
| 580 |
#else
|
| 581 |
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
|
| 582 |
OPCODES_SECTION opcode_t opc_##name = { \ |
| 583 |
.opc1 = op1, \ |
| 584 |
.opc2 = op2, \ |
| 585 |
.opc3 = op3, \ |
| 586 |
.pad = { 0, }, \
|
| 587 |
.handler = { \
|
| 588 |
.inval = invl, \ |
| 589 |
.type = _typ, \ |
| 590 |
.handler = &gen_##name, \ |
| 591 |
}, \ |
| 592 |
.oname = stringify(name), \ |
| 593 |
} |
| 594 |
#define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
|
| 595 |
OPCODES_SECTION opcode_t opc_##name = { \ |
| 596 |
.opc1 = op1, \ |
| 597 |
.opc2 = op2, \ |
| 598 |
.opc3 = op3, \ |
| 599 |
.pad = { 0, }, \
|
| 600 |
.handler = { \
|
| 601 |
.inval = invl, \ |
| 602 |
.type = _typ, \ |
| 603 |
.handler = &gen_##name, \ |
| 604 |
}, \ |
| 605 |
.oname = onam, \ |
| 606 |
} |
| 607 |
#endif
|
| 608 |
|
| 609 |
#define GEN_OPCODE_MARK(name) \
|
| 610 |
OPCODES_SECTION opcode_t opc_##name = { \ |
| 611 |
.opc1 = 0xFF, \
|
| 612 |
.opc2 = 0xFF, \
|
| 613 |
.opc3 = 0xFF, \
|
| 614 |
.pad = { 0, }, \
|
| 615 |
.handler = { \
|
| 616 |
.inval = 0x00000000, \
|
| 617 |
.type = 0x00, \
|
| 618 |
.handler = NULL, \
|
| 619 |
}, \ |
| 620 |
.oname = stringify(name), \ |
| 621 |
} |
| 622 |
|
| 623 |
/* Start opcode list */
|
| 624 |
GEN_OPCODE_MARK(start); |
| 625 |
|
| 626 |
/* Invalid instruction */
|
| 627 |
GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE) |
| 628 |
{
|
| 629 |
GEN_EXCP_INVAL(ctx); |
| 630 |
} |
| 631 |
|
| 632 |
static opc_handler_t invalid_handler = {
|
| 633 |
.inval = 0xFFFFFFFF,
|
| 634 |
.type = PPC_NONE, |
| 635 |
.handler = gen_invalid, |
| 636 |
}; |
| 637 |
|
| 638 |
/*** Integer arithmetic ***/
|
| 639 |
#define __GEN_INT_ARITH2(name, opc1, opc2, opc3, inval, type) \
|
| 640 |
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ |
| 641 |
{ \
|
| 642 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 643 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
| 644 |
gen_op_##name(); \ |
| 645 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 646 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 647 |
gen_set_Rc0(ctx); \ |
| 648 |
} |
| 649 |
|
| 650 |
#define __GEN_INT_ARITH2_O(name, opc1, opc2, opc3, inval, type) \
|
| 651 |
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ |
| 652 |
{ \
|
| 653 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 654 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
| 655 |
gen_op_##name(); \ |
| 656 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 657 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 658 |
gen_set_Rc0(ctx); \ |
| 659 |
} |
| 660 |
|
| 661 |
#define __GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
|
| 662 |
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
|
| 663 |
{ \
|
| 664 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 665 |
gen_op_##name(); \ |
| 666 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 667 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 668 |
gen_set_Rc0(ctx); \ |
| 669 |
} |
| 670 |
#define __GEN_INT_ARITH1_O(name, opc1, opc2, opc3, type) \
|
| 671 |
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
|
| 672 |
{ \
|
| 673 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 674 |
gen_op_##name(); \ |
| 675 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 676 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 677 |
gen_set_Rc0(ctx); \ |
| 678 |
} |
| 679 |
|
| 680 |
/* Two operands arithmetic functions */
|
| 681 |
#define GEN_INT_ARITH2(name, opc1, opc2, opc3, type) \
|
| 682 |
__GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000000, type) \
|
| 683 |
__GEN_INT_ARITH2_O(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type) |
| 684 |
|
| 685 |
/* Two operands arithmetic functions with no overflow allowed */
|
| 686 |
#define GEN_INT_ARITHN(name, opc1, opc2, opc3, type) \
|
| 687 |
__GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000400, type)
|
| 688 |
|
| 689 |
/* One operand arithmetic functions */
|
| 690 |
#define GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \
|
| 691 |
__GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \ |
| 692 |
__GEN_INT_ARITH1_O(name##o, opc1, opc2, opc3 | 0x10, type) |
| 693 |
|
| 694 |
#if defined(TARGET_PPC64)
|
| 695 |
#define __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, inval, type) \
|
| 696 |
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ |
| 697 |
{ \
|
| 698 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 699 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
| 700 |
if (ctx->sf_mode) \
|
| 701 |
gen_op_##name##_64(); \ |
| 702 |
else \
|
| 703 |
gen_op_##name(); \ |
| 704 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 705 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 706 |
gen_set_Rc0(ctx); \ |
| 707 |
} |
| 708 |
|
| 709 |
#define __GEN_INT_ARITH2_O_64(name, opc1, opc2, opc3, inval, type) \
|
| 710 |
GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ |
| 711 |
{ \
|
| 712 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 713 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
| 714 |
if (ctx->sf_mode) \
|
| 715 |
gen_op_##name##_64(); \ |
| 716 |
else \
|
| 717 |
gen_op_##name(); \ |
| 718 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 719 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 720 |
gen_set_Rc0(ctx); \ |
| 721 |
} |
| 722 |
|
| 723 |
#define __GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
|
| 724 |
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
|
| 725 |
{ \
|
| 726 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 727 |
if (ctx->sf_mode) \
|
| 728 |
gen_op_##name##_64(); \ |
| 729 |
else \
|
| 730 |
gen_op_##name(); \ |
| 731 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 732 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 733 |
gen_set_Rc0(ctx); \ |
| 734 |
} |
| 735 |
#define __GEN_INT_ARITH1_O_64(name, opc1, opc2, opc3, type) \
|
| 736 |
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \
|
| 737 |
{ \
|
| 738 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 739 |
if (ctx->sf_mode) \
|
| 740 |
gen_op_##name##_64(); \ |
| 741 |
else \
|
| 742 |
gen_op_##name(); \ |
| 743 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
| 744 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 745 |
gen_set_Rc0(ctx); \ |
| 746 |
} |
| 747 |
|
| 748 |
/* Two operands arithmetic functions */
|
| 749 |
#define GEN_INT_ARITH2_64(name, opc1, opc2, opc3, type) \
|
| 750 |
__GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000000, type) \
|
| 751 |
__GEN_INT_ARITH2_O_64(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type) |
| 752 |
|
| 753 |
/* Two operands arithmetic functions with no overflow allowed */
|
| 754 |
#define GEN_INT_ARITHN_64(name, opc1, opc2, opc3, type) \
|
| 755 |
__GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000400, type)
|
| 756 |
|
| 757 |
/* One operand arithmetic functions */
|
| 758 |
#define GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \
|
| 759 |
__GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \ |
| 760 |
__GEN_INT_ARITH1_O_64(name##o, opc1, opc2, opc3 | 0x10, type) |
| 761 |
#else
|
| 762 |
#define GEN_INT_ARITH2_64 GEN_INT_ARITH2
|
| 763 |
#define GEN_INT_ARITHN_64 GEN_INT_ARITHN
|
| 764 |
#define GEN_INT_ARITH1_64 GEN_INT_ARITH1
|
| 765 |
#endif
|
| 766 |
|
| 767 |
/* add add. addo addo. */
|
| 768 |
static always_inline void gen_op_addo (void) |
| 769 |
{
|
| 770 |
gen_op_move_T2_T0(); |
| 771 |
gen_op_add(); |
| 772 |
gen_op_check_addo(); |
| 773 |
} |
| 774 |
#if defined(TARGET_PPC64)
|
| 775 |
#define gen_op_add_64 gen_op_add
|
| 776 |
static always_inline void gen_op_addo_64 (void) |
| 777 |
{
|
| 778 |
gen_op_move_T2_T0(); |
| 779 |
gen_op_add(); |
| 780 |
gen_op_check_addo_64(); |
| 781 |
} |
| 782 |
#endif
|
| 783 |
GEN_INT_ARITH2_64 (add, 0x1F, 0x0A, 0x08, PPC_INTEGER); |
| 784 |
/* addc addc. addco addco. */
|
| 785 |
static always_inline void gen_op_addc (void) |
| 786 |
{
|
| 787 |
gen_op_move_T2_T0(); |
| 788 |
gen_op_add(); |
| 789 |
gen_op_check_addc(); |
| 790 |
} |
| 791 |
static always_inline void gen_op_addco (void) |
| 792 |
{
|
| 793 |
gen_op_move_T2_T0(); |
| 794 |
gen_op_add(); |
| 795 |
gen_op_check_addc(); |
| 796 |
gen_op_check_addo(); |
| 797 |
} |
| 798 |
#if defined(TARGET_PPC64)
|
| 799 |
static always_inline void gen_op_addc_64 (void) |
| 800 |
{
|
| 801 |
gen_op_move_T2_T0(); |
| 802 |
gen_op_add(); |
| 803 |
gen_op_check_addc_64(); |
| 804 |
} |
| 805 |
static always_inline void gen_op_addco_64 (void) |
| 806 |
{
|
| 807 |
gen_op_move_T2_T0(); |
| 808 |
gen_op_add(); |
| 809 |
gen_op_check_addc_64(); |
| 810 |
gen_op_check_addo_64(); |
| 811 |
} |
| 812 |
#endif
|
| 813 |
GEN_INT_ARITH2_64 (addc, 0x1F, 0x0A, 0x00, PPC_INTEGER); |
| 814 |
/* adde adde. addeo addeo. */
|
| 815 |
static always_inline void gen_op_addeo (void) |
| 816 |
{
|
| 817 |
gen_op_move_T2_T0(); |
| 818 |
gen_op_adde(); |
| 819 |
gen_op_check_addo(); |
| 820 |
} |
| 821 |
#if defined(TARGET_PPC64)
|
| 822 |
static always_inline void gen_op_addeo_64 (void) |
| 823 |
{
|
| 824 |
gen_op_move_T2_T0(); |
| 825 |
gen_op_adde_64(); |
| 826 |
gen_op_check_addo_64(); |
| 827 |
} |
| 828 |
#endif
|
| 829 |
GEN_INT_ARITH2_64 (adde, 0x1F, 0x0A, 0x04, PPC_INTEGER); |
| 830 |
/* addme addme. addmeo addmeo. */
|
| 831 |
static always_inline void gen_op_addme (void) |
| 832 |
{
|
| 833 |
gen_op_move_T1_T0(); |
| 834 |
gen_op_add_me(); |
| 835 |
} |
| 836 |
#if defined(TARGET_PPC64)
|
| 837 |
static always_inline void gen_op_addme_64 (void) |
| 838 |
{
|
| 839 |
gen_op_move_T1_T0(); |
| 840 |
gen_op_add_me_64(); |
| 841 |
} |
| 842 |
#endif
|
| 843 |
GEN_INT_ARITH1_64 (addme, 0x1F, 0x0A, 0x07, PPC_INTEGER); |
| 844 |
/* addze addze. addzeo addzeo. */
|
| 845 |
static always_inline void gen_op_addze (void) |
| 846 |
{
|
| 847 |
gen_op_move_T2_T0(); |
| 848 |
gen_op_add_ze(); |
| 849 |
gen_op_check_addc(); |
| 850 |
} |
| 851 |
static always_inline void gen_op_addzeo (void) |
| 852 |
{
|
| 853 |
gen_op_move_T2_T0(); |
| 854 |
gen_op_add_ze(); |
| 855 |
gen_op_check_addc(); |
| 856 |
gen_op_check_addo(); |
| 857 |
} |
| 858 |
#if defined(TARGET_PPC64)
|
| 859 |
static always_inline void gen_op_addze_64 (void) |
| 860 |
{
|
| 861 |
gen_op_move_T2_T0(); |
| 862 |
gen_op_add_ze(); |
| 863 |
gen_op_check_addc_64(); |
| 864 |
} |
| 865 |
static always_inline void gen_op_addzeo_64 (void) |
| 866 |
{
|
| 867 |
gen_op_move_T2_T0(); |
| 868 |
gen_op_add_ze(); |
| 869 |
gen_op_check_addc_64(); |
| 870 |
gen_op_check_addo_64(); |
| 871 |
} |
| 872 |
#endif
|
| 873 |
GEN_INT_ARITH1_64 (addze, 0x1F, 0x0A, 0x06, PPC_INTEGER); |
| 874 |
/* divw divw. divwo divwo. */
|
| 875 |
GEN_INT_ARITH2 (divw, 0x1F, 0x0B, 0x0F, PPC_INTEGER); |
| 876 |
/* divwu divwu. divwuo divwuo. */
|
| 877 |
GEN_INT_ARITH2 (divwu, 0x1F, 0x0B, 0x0E, PPC_INTEGER); |
| 878 |
/* mulhw mulhw. */
|
| 879 |
GEN_INT_ARITHN (mulhw, 0x1F, 0x0B, 0x02, PPC_INTEGER); |
| 880 |
/* mulhwu mulhwu. */
|
| 881 |
GEN_INT_ARITHN (mulhwu, 0x1F, 0x0B, 0x00, PPC_INTEGER); |
| 882 |
/* mullw mullw. mullwo mullwo. */
|
| 883 |
GEN_INT_ARITH2 (mullw, 0x1F, 0x0B, 0x07, PPC_INTEGER); |
| 884 |
/* neg neg. nego nego. */
|
| 885 |
GEN_INT_ARITH1_64 (neg, 0x1F, 0x08, 0x03, PPC_INTEGER); |
| 886 |
/* subf subf. subfo subfo. */
|
| 887 |
static always_inline void gen_op_subfo (void) |
| 888 |
{
|
| 889 |
gen_op_move_T2_T0(); |
| 890 |
gen_op_subf(); |
| 891 |
gen_op_check_subfo(); |
| 892 |
} |
| 893 |
#if defined(TARGET_PPC64)
|
| 894 |
#define gen_op_subf_64 gen_op_subf
|
| 895 |
static always_inline void gen_op_subfo_64 (void) |
| 896 |
{
|
| 897 |
gen_op_move_T2_T0(); |
| 898 |
gen_op_subf(); |
| 899 |
gen_op_check_subfo_64(); |
| 900 |
} |
| 901 |
#endif
|
| 902 |
GEN_INT_ARITH2_64 (subf, 0x1F, 0x08, 0x01, PPC_INTEGER); |
| 903 |
/* subfc subfc. subfco subfco. */
|
| 904 |
static always_inline void gen_op_subfc (void) |
| 905 |
{
|
| 906 |
gen_op_subf(); |
| 907 |
gen_op_check_subfc(); |
| 908 |
} |
| 909 |
static always_inline void gen_op_subfco (void) |
| 910 |
{
|
| 911 |
gen_op_move_T2_T0(); |
| 912 |
gen_op_subf(); |
| 913 |
gen_op_check_subfc(); |
| 914 |
gen_op_check_subfo(); |
| 915 |
} |
| 916 |
#if defined(TARGET_PPC64)
|
| 917 |
static always_inline void gen_op_subfc_64 (void) |
| 918 |
{
|
| 919 |
gen_op_subf(); |
| 920 |
gen_op_check_subfc_64(); |
| 921 |
} |
| 922 |
static always_inline void gen_op_subfco_64 (void) |
| 923 |
{
|
| 924 |
gen_op_move_T2_T0(); |
| 925 |
gen_op_subf(); |
| 926 |
gen_op_check_subfc_64(); |
| 927 |
gen_op_check_subfo_64(); |
| 928 |
} |
| 929 |
#endif
|
| 930 |
GEN_INT_ARITH2_64 (subfc, 0x1F, 0x08, 0x00, PPC_INTEGER); |
| 931 |
/* subfe subfe. subfeo subfeo. */
|
| 932 |
static always_inline void gen_op_subfeo (void) |
| 933 |
{
|
| 934 |
gen_op_move_T2_T0(); |
| 935 |
gen_op_subfe(); |
| 936 |
gen_op_check_subfo(); |
| 937 |
} |
| 938 |
#if defined(TARGET_PPC64)
|
| 939 |
#define gen_op_subfe_64 gen_op_subfe
|
| 940 |
static always_inline void gen_op_subfeo_64 (void) |
| 941 |
{
|
| 942 |
gen_op_move_T2_T0(); |
| 943 |
gen_op_subfe_64(); |
| 944 |
gen_op_check_subfo_64(); |
| 945 |
} |
| 946 |
#endif
|
| 947 |
GEN_INT_ARITH2_64 (subfe, 0x1F, 0x08, 0x04, PPC_INTEGER); |
| 948 |
/* subfme subfme. subfmeo subfmeo. */
|
| 949 |
GEN_INT_ARITH1_64 (subfme, 0x1F, 0x08, 0x07, PPC_INTEGER); |
| 950 |
/* subfze subfze. subfzeo subfzeo. */
|
| 951 |
GEN_INT_ARITH1_64 (subfze, 0x1F, 0x08, 0x06, PPC_INTEGER); |
| 952 |
/* addi */
|
| 953 |
GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 954 |
{
|
| 955 |
target_long simm = SIMM(ctx->opcode); |
| 956 |
|
| 957 |
if (rA(ctx->opcode) == 0) { |
| 958 |
/* li case */
|
| 959 |
gen_set_T0(simm); |
| 960 |
} else {
|
| 961 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 962 |
if (likely(simm != 0)) |
| 963 |
gen_op_addi(simm); |
| 964 |
} |
| 965 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 966 |
} |
| 967 |
/* addic */
|
| 968 |
GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 969 |
{
|
| 970 |
target_long simm = SIMM(ctx->opcode); |
| 971 |
|
| 972 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 973 |
if (likely(simm != 0)) { |
| 974 |
gen_op_move_T2_T0(); |
| 975 |
gen_op_addi(simm); |
| 976 |
#if defined(TARGET_PPC64)
|
| 977 |
if (ctx->sf_mode)
|
| 978 |
gen_op_check_addc_64(); |
| 979 |
else
|
| 980 |
#endif
|
| 981 |
gen_op_check_addc(); |
| 982 |
} else {
|
| 983 |
gen_op_clear_xer_ca(); |
| 984 |
} |
| 985 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 986 |
} |
| 987 |
/* addic. */
|
| 988 |
GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 989 |
{
|
| 990 |
target_long simm = SIMM(ctx->opcode); |
| 991 |
|
| 992 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 993 |
if (likely(simm != 0)) { |
| 994 |
gen_op_move_T2_T0(); |
| 995 |
gen_op_addi(simm); |
| 996 |
#if defined(TARGET_PPC64)
|
| 997 |
if (ctx->sf_mode)
|
| 998 |
gen_op_check_addc_64(); |
| 999 |
else
|
| 1000 |
#endif
|
| 1001 |
gen_op_check_addc(); |
| 1002 |
} else {
|
| 1003 |
gen_op_clear_xer_ca(); |
| 1004 |
} |
| 1005 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 1006 |
gen_set_Rc0(ctx); |
| 1007 |
} |
| 1008 |
/* addis */
|
| 1009 |
GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1010 |
{
|
| 1011 |
target_long simm = SIMM(ctx->opcode); |
| 1012 |
|
| 1013 |
if (rA(ctx->opcode) == 0) { |
| 1014 |
/* lis case */
|
| 1015 |
gen_set_T0(simm << 16);
|
| 1016 |
} else {
|
| 1017 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 1018 |
if (likely(simm != 0)) |
| 1019 |
gen_op_addi(simm << 16);
|
| 1020 |
} |
| 1021 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 1022 |
} |
| 1023 |
/* mulli */
|
| 1024 |
GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1025 |
{
|
| 1026 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 1027 |
gen_op_mulli(SIMM(ctx->opcode)); |
| 1028 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 1029 |
} |
| 1030 |
/* subfic */
|
| 1031 |
GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1032 |
{
|
| 1033 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 1034 |
#if defined(TARGET_PPC64)
|
| 1035 |
if (ctx->sf_mode)
|
| 1036 |
gen_op_subfic_64(SIMM(ctx->opcode)); |
| 1037 |
else
|
| 1038 |
#endif
|
| 1039 |
gen_op_subfic(SIMM(ctx->opcode)); |
| 1040 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 1041 |
} |
| 1042 |
|
| 1043 |
#if defined(TARGET_PPC64)
|
| 1044 |
/* mulhd mulhd. */
|
| 1045 |
GEN_INT_ARITHN (mulhd, 0x1F, 0x09, 0x02, PPC_64B); |
| 1046 |
/* mulhdu mulhdu. */
|
| 1047 |
GEN_INT_ARITHN (mulhdu, 0x1F, 0x09, 0x00, PPC_64B); |
| 1048 |
/* mulld mulld. mulldo mulldo. */
|
| 1049 |
GEN_INT_ARITH2 (mulld, 0x1F, 0x09, 0x07, PPC_64B); |
| 1050 |
/* divd divd. divdo divdo. */
|
| 1051 |
GEN_INT_ARITH2 (divd, 0x1F, 0x09, 0x0F, PPC_64B); |
| 1052 |
/* divdu divdu. divduo divduo. */
|
| 1053 |
GEN_INT_ARITH2 (divdu, 0x1F, 0x09, 0x0E, PPC_64B); |
| 1054 |
#endif
|
| 1055 |
|
| 1056 |
/*** Integer comparison ***/
|
| 1057 |
#if defined(TARGET_PPC64)
|
| 1058 |
#define GEN_CMP(name, opc, type) \
|
| 1059 |
GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \ |
| 1060 |
{ \
|
| 1061 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 1062 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
| 1063 |
if (ctx->sf_mode && (ctx->opcode & 0x00200000)) \ |
| 1064 |
gen_op_##name##_64(); \ |
| 1065 |
else \
|
| 1066 |
gen_op_##name(); \ |
| 1067 |
gen_op_store_T0_crf(crfD(ctx->opcode)); \ |
| 1068 |
} |
| 1069 |
#else
|
| 1070 |
#define GEN_CMP(name, opc, type) \
|
| 1071 |
GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \ |
| 1072 |
{ \
|
| 1073 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
| 1074 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
| 1075 |
gen_op_##name(); \ |
| 1076 |
gen_op_store_T0_crf(crfD(ctx->opcode)); \ |
| 1077 |
} |
| 1078 |
#endif
|
| 1079 |
|
| 1080 |
/* cmp */
|
| 1081 |
GEN_CMP(cmp, 0x00, PPC_INTEGER);
|
| 1082 |
/* cmpi */
|
| 1083 |
GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) |
| 1084 |
{
|
| 1085 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 1086 |
#if defined(TARGET_PPC64)
|
| 1087 |
if (ctx->sf_mode && (ctx->opcode & 0x00200000)) |
| 1088 |
gen_op_cmpi_64(SIMM(ctx->opcode)); |
| 1089 |
else
|
| 1090 |
#endif
|
| 1091 |
gen_op_cmpi(SIMM(ctx->opcode)); |
| 1092 |
gen_op_store_T0_crf(crfD(ctx->opcode)); |
| 1093 |
} |
| 1094 |
/* cmpl */
|
| 1095 |
GEN_CMP(cmpl, 0x01, PPC_INTEGER);
|
| 1096 |
/* cmpli */
|
| 1097 |
GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) |
| 1098 |
{
|
| 1099 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 1100 |
#if defined(TARGET_PPC64)
|
| 1101 |
if (ctx->sf_mode && (ctx->opcode & 0x00200000)) |
| 1102 |
gen_op_cmpli_64(UIMM(ctx->opcode)); |
| 1103 |
else
|
| 1104 |
#endif
|
| 1105 |
gen_op_cmpli(UIMM(ctx->opcode)); |
| 1106 |
gen_op_store_T0_crf(crfD(ctx->opcode)); |
| 1107 |
} |
| 1108 |
|
| 1109 |
/* isel (PowerPC 2.03 specification) */
|
| 1110 |
GEN_HANDLER(isel, 0x1F, 0x0F, 0x00, 0x00000001, PPC_203) |
| 1111 |
{
|
| 1112 |
uint32_t bi = rC(ctx->opcode); |
| 1113 |
uint32_t mask; |
| 1114 |
|
| 1115 |
if (rA(ctx->opcode) == 0) { |
| 1116 |
gen_set_T0(0);
|
| 1117 |
} else {
|
| 1118 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
| 1119 |
} |
| 1120 |
gen_op_load_gpr_T2(rB(ctx->opcode)); |
| 1121 |
mask = 1 << (3 - (bi & 0x03)); |
| 1122 |
gen_op_load_crf_T0(bi >> 2);
|
| 1123 |
gen_op_test_true(mask); |
| 1124 |
gen_op_isel(); |
| 1125 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 1126 |
} |
| 1127 |
|
| 1128 |
/*** Integer logical ***/
|
| 1129 |
#define __GEN_LOGICAL2(name, opc2, opc3, type) \
|
| 1130 |
GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000000, type) \ |
| 1131 |
{ \
|
| 1132 |
gen_op_load_gpr_T0(rS(ctx->opcode)); \ |
| 1133 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
| 1134 |
gen_op_##name(); \ |
| 1135 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 1136 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 1137 |
gen_set_Rc0(ctx); \ |
| 1138 |
} |
| 1139 |
#define GEN_LOGICAL2(name, opc, type) \
|
| 1140 |
__GEN_LOGICAL2(name, 0x1C, opc, type)
|
| 1141 |
|
| 1142 |
#define GEN_LOGICAL1(name, opc, type) \
|
| 1143 |
GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \ |
| 1144 |
{ \
|
| 1145 |
gen_op_load_gpr_T0(rS(ctx->opcode)); \ |
| 1146 |
gen_op_##name(); \ |
| 1147 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 1148 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
| 1149 |
gen_set_Rc0(ctx); \ |
| 1150 |
} |
| 1151 |
|
| 1152 |
/* and & and. */
|
| 1153 |
GEN_LOGICAL2(and, 0x00, PPC_INTEGER);
|
| 1154 |
/* andc & andc. */
|
| 1155 |
GEN_LOGICAL2(andc, 0x01, PPC_INTEGER);
|
| 1156 |
/* andi. */
|
| 1157 |
GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1158 |
{
|
| 1159 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1160 |
gen_op_andi_T0(UIMM(ctx->opcode)); |
| 1161 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1162 |
gen_set_Rc0(ctx); |
| 1163 |
} |
| 1164 |
/* andis. */
|
| 1165 |
GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1166 |
{
|
| 1167 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1168 |
gen_op_andi_T0(UIMM(ctx->opcode) << 16);
|
| 1169 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1170 |
gen_set_Rc0(ctx); |
| 1171 |
} |
| 1172 |
|
| 1173 |
/* cntlzw */
|
| 1174 |
GEN_LOGICAL1(cntlzw, 0x00, PPC_INTEGER);
|
| 1175 |
/* eqv & eqv. */
|
| 1176 |
GEN_LOGICAL2(eqv, 0x08, PPC_INTEGER);
|
| 1177 |
/* extsb & extsb. */
|
| 1178 |
GEN_LOGICAL1(extsb, 0x1D, PPC_INTEGER);
|
| 1179 |
/* extsh & extsh. */
|
| 1180 |
GEN_LOGICAL1(extsh, 0x1C, PPC_INTEGER);
|
| 1181 |
/* nand & nand. */
|
| 1182 |
GEN_LOGICAL2(nand, 0x0E, PPC_INTEGER);
|
| 1183 |
/* nor & nor. */
|
| 1184 |
GEN_LOGICAL2(nor, 0x03, PPC_INTEGER);
|
| 1185 |
|
| 1186 |
/* or & or. */
|
| 1187 |
GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER) |
| 1188 |
{
|
| 1189 |
int rs, ra, rb;
|
| 1190 |
|
| 1191 |
rs = rS(ctx->opcode); |
| 1192 |
ra = rA(ctx->opcode); |
| 1193 |
rb = rB(ctx->opcode); |
| 1194 |
/* Optimisation for mr. ri case */
|
| 1195 |
if (rs != ra || rs != rb) {
|
| 1196 |
gen_op_load_gpr_T0(rs); |
| 1197 |
if (rs != rb) {
|
| 1198 |
gen_op_load_gpr_T1(rb); |
| 1199 |
gen_op_or(); |
| 1200 |
} |
| 1201 |
gen_op_store_T0_gpr(ra); |
| 1202 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1203 |
gen_set_Rc0(ctx); |
| 1204 |
} else if (unlikely(Rc(ctx->opcode) != 0)) { |
| 1205 |
gen_op_load_gpr_T0(rs); |
| 1206 |
gen_set_Rc0(ctx); |
| 1207 |
#if defined(TARGET_PPC64)
|
| 1208 |
} else {
|
| 1209 |
switch (rs) {
|
| 1210 |
case 1: |
| 1211 |
/* Set process priority to low */
|
| 1212 |
gen_op_store_pri(2);
|
| 1213 |
break;
|
| 1214 |
case 6: |
| 1215 |
/* Set process priority to medium-low */
|
| 1216 |
gen_op_store_pri(3);
|
| 1217 |
break;
|
| 1218 |
case 2: |
| 1219 |
/* Set process priority to normal */
|
| 1220 |
gen_op_store_pri(4);
|
| 1221 |
break;
|
| 1222 |
#if !defined(CONFIG_USER_ONLY)
|
| 1223 |
case 31: |
| 1224 |
if (ctx->supervisor > 0) { |
| 1225 |
/* Set process priority to very low */
|
| 1226 |
gen_op_store_pri(1);
|
| 1227 |
} |
| 1228 |
break;
|
| 1229 |
case 5: |
| 1230 |
if (ctx->supervisor > 0) { |
| 1231 |
/* Set process priority to medium-hight */
|
| 1232 |
gen_op_store_pri(5);
|
| 1233 |
} |
| 1234 |
break;
|
| 1235 |
case 3: |
| 1236 |
if (ctx->supervisor > 0) { |
| 1237 |
/* Set process priority to high */
|
| 1238 |
gen_op_store_pri(6);
|
| 1239 |
} |
| 1240 |
break;
|
| 1241 |
#if defined(TARGET_PPC64H)
|
| 1242 |
case 7: |
| 1243 |
if (ctx->supervisor > 1) { |
| 1244 |
/* Set process priority to very high */
|
| 1245 |
gen_op_store_pri(7);
|
| 1246 |
} |
| 1247 |
break;
|
| 1248 |
#endif
|
| 1249 |
#endif
|
| 1250 |
default:
|
| 1251 |
/* nop */
|
| 1252 |
break;
|
| 1253 |
} |
| 1254 |
#endif
|
| 1255 |
} |
| 1256 |
} |
| 1257 |
|
| 1258 |
/* orc & orc. */
|
| 1259 |
GEN_LOGICAL2(orc, 0x0C, PPC_INTEGER);
|
| 1260 |
/* xor & xor. */
|
| 1261 |
GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER) |
| 1262 |
{
|
| 1263 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1264 |
/* Optimisation for "set to zero" case */
|
| 1265 |
if (rS(ctx->opcode) != rB(ctx->opcode)) {
|
| 1266 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 1267 |
gen_op_xor(); |
| 1268 |
} else {
|
| 1269 |
gen_op_reset_T0(); |
| 1270 |
} |
| 1271 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1272 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1273 |
gen_set_Rc0(ctx); |
| 1274 |
} |
| 1275 |
/* ori */
|
| 1276 |
GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1277 |
{
|
| 1278 |
target_ulong uimm = UIMM(ctx->opcode); |
| 1279 |
|
| 1280 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
| 1281 |
/* NOP */
|
| 1282 |
/* XXX: should handle special NOPs for POWER series */
|
| 1283 |
return;
|
| 1284 |
} |
| 1285 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1286 |
if (likely(uimm != 0)) |
| 1287 |
gen_op_ori(uimm); |
| 1288 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1289 |
} |
| 1290 |
/* oris */
|
| 1291 |
GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1292 |
{
|
| 1293 |
target_ulong uimm = UIMM(ctx->opcode); |
| 1294 |
|
| 1295 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
| 1296 |
/* NOP */
|
| 1297 |
return;
|
| 1298 |
} |
| 1299 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1300 |
if (likely(uimm != 0)) |
| 1301 |
gen_op_ori(uimm << 16);
|
| 1302 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1303 |
} |
| 1304 |
/* xori */
|
| 1305 |
GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1306 |
{
|
| 1307 |
target_ulong uimm = UIMM(ctx->opcode); |
| 1308 |
|
| 1309 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
| 1310 |
/* NOP */
|
| 1311 |
return;
|
| 1312 |
} |
| 1313 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1314 |
if (likely(uimm != 0)) |
| 1315 |
gen_op_xori(uimm); |
| 1316 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1317 |
} |
| 1318 |
|
| 1319 |
/* xoris */
|
| 1320 |
GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1321 |
{
|
| 1322 |
target_ulong uimm = UIMM(ctx->opcode); |
| 1323 |
|
| 1324 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
| 1325 |
/* NOP */
|
| 1326 |
return;
|
| 1327 |
} |
| 1328 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1329 |
if (likely(uimm != 0)) |
| 1330 |
gen_op_xori(uimm << 16);
|
| 1331 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1332 |
} |
| 1333 |
|
| 1334 |
/* popcntb : PowerPC 2.03 specification */
|
| 1335 |
GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_203) |
| 1336 |
{
|
| 1337 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1338 |
#if defined(TARGET_PPC64)
|
| 1339 |
if (ctx->sf_mode)
|
| 1340 |
gen_op_popcntb_64(); |
| 1341 |
else
|
| 1342 |
#endif
|
| 1343 |
gen_op_popcntb(); |
| 1344 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1345 |
} |
| 1346 |
|
| 1347 |
#if defined(TARGET_PPC64)
|
| 1348 |
/* extsw & extsw. */
|
| 1349 |
GEN_LOGICAL1(extsw, 0x1E, PPC_64B);
|
| 1350 |
/* cntlzd */
|
| 1351 |
GEN_LOGICAL1(cntlzd, 0x01, PPC_64B);
|
| 1352 |
#endif
|
| 1353 |
|
| 1354 |
/*** Integer rotate ***/
|
| 1355 |
/* rlwimi & rlwimi. */
|
| 1356 |
GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1357 |
{
|
| 1358 |
target_ulong mask; |
| 1359 |
uint32_t mb, me, sh; |
| 1360 |
|
| 1361 |
mb = MB(ctx->opcode); |
| 1362 |
me = ME(ctx->opcode); |
| 1363 |
sh = SH(ctx->opcode); |
| 1364 |
if (likely(sh == 0)) { |
| 1365 |
if (likely(mb == 0 && me == 31)) { |
| 1366 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1367 |
goto do_store;
|
| 1368 |
} else if (likely(mb == 31 && me == 0)) { |
| 1369 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 1370 |
goto do_store;
|
| 1371 |
} |
| 1372 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1373 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
| 1374 |
goto do_mask;
|
| 1375 |
} |
| 1376 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1377 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
| 1378 |
gen_op_rotli32_T0(SH(ctx->opcode)); |
| 1379 |
do_mask:
|
| 1380 |
#if defined(TARGET_PPC64)
|
| 1381 |
mb += 32;
|
| 1382 |
me += 32;
|
| 1383 |
#endif
|
| 1384 |
mask = MASK(mb, me); |
| 1385 |
gen_op_andi_T0(mask); |
| 1386 |
gen_op_andi_T1(~mask); |
| 1387 |
gen_op_or(); |
| 1388 |
do_store:
|
| 1389 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1390 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1391 |
gen_set_Rc0(ctx); |
| 1392 |
} |
| 1393 |
/* rlwinm & rlwinm. */
|
| 1394 |
GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1395 |
{
|
| 1396 |
uint32_t mb, me, sh; |
| 1397 |
|
| 1398 |
sh = SH(ctx->opcode); |
| 1399 |
mb = MB(ctx->opcode); |
| 1400 |
me = ME(ctx->opcode); |
| 1401 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1402 |
if (likely(sh == 0)) { |
| 1403 |
goto do_mask;
|
| 1404 |
} |
| 1405 |
if (likely(mb == 0)) { |
| 1406 |
if (likely(me == 31)) { |
| 1407 |
gen_op_rotli32_T0(sh); |
| 1408 |
goto do_store;
|
| 1409 |
} else if (likely(me == (31 - sh))) { |
| 1410 |
gen_op_sli_T0(sh); |
| 1411 |
goto do_store;
|
| 1412 |
} |
| 1413 |
} else if (likely(me == 31)) { |
| 1414 |
if (likely(sh == (32 - mb))) { |
| 1415 |
gen_op_srli_T0(mb); |
| 1416 |
goto do_store;
|
| 1417 |
} |
| 1418 |
} |
| 1419 |
gen_op_rotli32_T0(sh); |
| 1420 |
do_mask:
|
| 1421 |
#if defined(TARGET_PPC64)
|
| 1422 |
mb += 32;
|
| 1423 |
me += 32;
|
| 1424 |
#endif
|
| 1425 |
gen_op_andi_T0(MASK(mb, me)); |
| 1426 |
do_store:
|
| 1427 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1428 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1429 |
gen_set_Rc0(ctx); |
| 1430 |
} |
| 1431 |
/* rlwnm & rlwnm. */
|
| 1432 |
GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 1433 |
{
|
| 1434 |
uint32_t mb, me; |
| 1435 |
|
| 1436 |
mb = MB(ctx->opcode); |
| 1437 |
me = ME(ctx->opcode); |
| 1438 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1439 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 1440 |
gen_op_rotl32_T0_T1(); |
| 1441 |
if (unlikely(mb != 0 || me != 31)) { |
| 1442 |
#if defined(TARGET_PPC64)
|
| 1443 |
mb += 32;
|
| 1444 |
me += 32;
|
| 1445 |
#endif
|
| 1446 |
gen_op_andi_T0(MASK(mb, me)); |
| 1447 |
} |
| 1448 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1449 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1450 |
gen_set_Rc0(ctx); |
| 1451 |
} |
| 1452 |
|
| 1453 |
#if defined(TARGET_PPC64)
|
| 1454 |
#define GEN_PPC64_R2(name, opc1, opc2) \
|
| 1455 |
GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ |
| 1456 |
{ \
|
| 1457 |
gen_##name(ctx, 0); \ |
| 1458 |
} \ |
| 1459 |
GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ |
| 1460 |
PPC_64B) \ |
| 1461 |
{ \
|
| 1462 |
gen_##name(ctx, 1); \ |
| 1463 |
} |
| 1464 |
#define GEN_PPC64_R4(name, opc1, opc2) \
|
| 1465 |
GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ |
| 1466 |
{ \
|
| 1467 |
gen_##name(ctx, 0, 0); \ |
| 1468 |
} \ |
| 1469 |
GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \ |
| 1470 |
PPC_64B) \ |
| 1471 |
{ \
|
| 1472 |
gen_##name(ctx, 0, 1); \ |
| 1473 |
} \ |
| 1474 |
GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ |
| 1475 |
PPC_64B) \ |
| 1476 |
{ \
|
| 1477 |
gen_##name(ctx, 1, 0); \ |
| 1478 |
} \ |
| 1479 |
GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \ |
| 1480 |
PPC_64B) \ |
| 1481 |
{ \
|
| 1482 |
gen_##name(ctx, 1, 1); \ |
| 1483 |
} |
| 1484 |
|
| 1485 |
static always_inline void gen_andi_T0_64 (DisasContext *ctx, uint64_t mask) |
| 1486 |
{
|
| 1487 |
if (mask >> 32) |
| 1488 |
gen_op_andi_T0_64(mask >> 32, mask & 0xFFFFFFFF); |
| 1489 |
else
|
| 1490 |
gen_op_andi_T0(mask); |
| 1491 |
} |
| 1492 |
|
| 1493 |
static always_inline void gen_andi_T1_64 (DisasContext *ctx, uint64_t mask) |
| 1494 |
{
|
| 1495 |
if (mask >> 32) |
| 1496 |
gen_op_andi_T1_64(mask >> 32, mask & 0xFFFFFFFF); |
| 1497 |
else
|
| 1498 |
gen_op_andi_T1(mask); |
| 1499 |
} |
| 1500 |
|
| 1501 |
static always_inline void gen_rldinm (DisasContext *ctx, uint32_t mb, |
| 1502 |
uint32_t me, uint32_t sh) |
| 1503 |
{
|
| 1504 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1505 |
if (likely(sh == 0)) { |
| 1506 |
goto do_mask;
|
| 1507 |
} |
| 1508 |
if (likely(mb == 0)) { |
| 1509 |
if (likely(me == 63)) { |
| 1510 |
gen_op_rotli64_T0(sh); |
| 1511 |
goto do_store;
|
| 1512 |
} else if (likely(me == (63 - sh))) { |
| 1513 |
gen_op_sli_T0(sh); |
| 1514 |
goto do_store;
|
| 1515 |
} |
| 1516 |
} else if (likely(me == 63)) { |
| 1517 |
if (likely(sh == (64 - mb))) { |
| 1518 |
gen_op_srli_T0_64(mb); |
| 1519 |
goto do_store;
|
| 1520 |
} |
| 1521 |
} |
| 1522 |
gen_op_rotli64_T0(sh); |
| 1523 |
do_mask:
|
| 1524 |
gen_andi_T0_64(ctx, MASK(mb, me)); |
| 1525 |
do_store:
|
| 1526 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1527 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1528 |
gen_set_Rc0(ctx); |
| 1529 |
} |
| 1530 |
/* rldicl - rldicl. */
|
| 1531 |
static always_inline void gen_rldicl (DisasContext *ctx, int mbn, int shn) |
| 1532 |
{
|
| 1533 |
uint32_t sh, mb; |
| 1534 |
|
| 1535 |
sh = SH(ctx->opcode) | (shn << 5);
|
| 1536 |
mb = MB(ctx->opcode) | (mbn << 5);
|
| 1537 |
gen_rldinm(ctx, mb, 63, sh);
|
| 1538 |
} |
| 1539 |
GEN_PPC64_R4(rldicl, 0x1E, 0x00); |
| 1540 |
/* rldicr - rldicr. */
|
| 1541 |
static always_inline void gen_rldicr (DisasContext *ctx, int men, int shn) |
| 1542 |
{
|
| 1543 |
uint32_t sh, me; |
| 1544 |
|
| 1545 |
sh = SH(ctx->opcode) | (shn << 5);
|
| 1546 |
me = MB(ctx->opcode) | (men << 5);
|
| 1547 |
gen_rldinm(ctx, 0, me, sh);
|
| 1548 |
} |
| 1549 |
GEN_PPC64_R4(rldicr, 0x1E, 0x02); |
| 1550 |
/* rldic - rldic. */
|
| 1551 |
static always_inline void gen_rldic (DisasContext *ctx, int mbn, int shn) |
| 1552 |
{
|
| 1553 |
uint32_t sh, mb; |
| 1554 |
|
| 1555 |
sh = SH(ctx->opcode) | (shn << 5);
|
| 1556 |
mb = MB(ctx->opcode) | (mbn << 5);
|
| 1557 |
gen_rldinm(ctx, mb, 63 - sh, sh);
|
| 1558 |
} |
| 1559 |
GEN_PPC64_R4(rldic, 0x1E, 0x04); |
| 1560 |
|
| 1561 |
static always_inline void gen_rldnm (DisasContext *ctx, uint32_t mb, |
| 1562 |
uint32_t me) |
| 1563 |
{
|
| 1564 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1565 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 1566 |
gen_op_rotl64_T0_T1(); |
| 1567 |
if (unlikely(mb != 0 || me != 63)) { |
| 1568 |
gen_andi_T0_64(ctx, MASK(mb, me)); |
| 1569 |
} |
| 1570 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1571 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1572 |
gen_set_Rc0(ctx); |
| 1573 |
} |
| 1574 |
|
| 1575 |
/* rldcl - rldcl. */
|
| 1576 |
static always_inline void gen_rldcl (DisasContext *ctx, int mbn) |
| 1577 |
{
|
| 1578 |
uint32_t mb; |
| 1579 |
|
| 1580 |
mb = MB(ctx->opcode) | (mbn << 5);
|
| 1581 |
gen_rldnm(ctx, mb, 63);
|
| 1582 |
} |
| 1583 |
GEN_PPC64_R2(rldcl, 0x1E, 0x08); |
| 1584 |
/* rldcr - rldcr. */
|
| 1585 |
static always_inline void gen_rldcr (DisasContext *ctx, int men) |
| 1586 |
{
|
| 1587 |
uint32_t me; |
| 1588 |
|
| 1589 |
me = MB(ctx->opcode) | (men << 5);
|
| 1590 |
gen_rldnm(ctx, 0, me);
|
| 1591 |
} |
| 1592 |
GEN_PPC64_R2(rldcr, 0x1E, 0x09); |
| 1593 |
/* rldimi - rldimi. */
|
| 1594 |
static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn) |
| 1595 |
{
|
| 1596 |
uint64_t mask; |
| 1597 |
uint32_t sh, mb; |
| 1598 |
|
| 1599 |
sh = SH(ctx->opcode) | (shn << 5);
|
| 1600 |
mb = MB(ctx->opcode) | (mbn << 5);
|
| 1601 |
if (likely(sh == 0)) { |
| 1602 |
if (likely(mb == 0)) { |
| 1603 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1604 |
goto do_store;
|
| 1605 |
} else if (likely(mb == 63)) { |
| 1606 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 1607 |
goto do_store;
|
| 1608 |
} |
| 1609 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1610 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
| 1611 |
goto do_mask;
|
| 1612 |
} |
| 1613 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1614 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
| 1615 |
gen_op_rotli64_T0(sh); |
| 1616 |
do_mask:
|
| 1617 |
mask = MASK(mb, 63 - sh);
|
| 1618 |
gen_andi_T0_64(ctx, mask); |
| 1619 |
gen_andi_T1_64(ctx, ~mask); |
| 1620 |
gen_op_or(); |
| 1621 |
do_store:
|
| 1622 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1623 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1624 |
gen_set_Rc0(ctx); |
| 1625 |
} |
| 1626 |
GEN_PPC64_R4(rldimi, 0x1E, 0x06); |
| 1627 |
#endif
|
| 1628 |
|
| 1629 |
/*** Integer shift ***/
|
| 1630 |
/* slw & slw. */
|
| 1631 |
__GEN_LOGICAL2(slw, 0x18, 0x00, PPC_INTEGER); |
| 1632 |
/* sraw & sraw. */
|
| 1633 |
__GEN_LOGICAL2(sraw, 0x18, 0x18, PPC_INTEGER); |
| 1634 |
/* srawi & srawi. */
|
| 1635 |
GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER) |
| 1636 |
{
|
| 1637 |
int mb, me;
|
| 1638 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1639 |
if (SH(ctx->opcode) != 0) { |
| 1640 |
gen_op_move_T1_T0(); |
| 1641 |
mb = 32 - SH(ctx->opcode);
|
| 1642 |
me = 31;
|
| 1643 |
#if defined(TARGET_PPC64)
|
| 1644 |
mb += 32;
|
| 1645 |
me += 32;
|
| 1646 |
#endif
|
| 1647 |
gen_op_srawi(SH(ctx->opcode), MASK(mb, me)); |
| 1648 |
} |
| 1649 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1650 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1651 |
gen_set_Rc0(ctx); |
| 1652 |
} |
| 1653 |
/* srw & srw. */
|
| 1654 |
__GEN_LOGICAL2(srw, 0x18, 0x10, PPC_INTEGER); |
| 1655 |
|
| 1656 |
#if defined(TARGET_PPC64)
|
| 1657 |
/* sld & sld. */
|
| 1658 |
__GEN_LOGICAL2(sld, 0x1B, 0x00, PPC_64B); |
| 1659 |
/* srad & srad. */
|
| 1660 |
__GEN_LOGICAL2(srad, 0x1A, 0x18, PPC_64B); |
| 1661 |
/* sradi & sradi. */
|
| 1662 |
static always_inline void gen_sradi (DisasContext *ctx, int n) |
| 1663 |
{
|
| 1664 |
uint64_t mask; |
| 1665 |
int sh, mb, me;
|
| 1666 |
|
| 1667 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 1668 |
sh = SH(ctx->opcode) + (n << 5);
|
| 1669 |
if (sh != 0) { |
| 1670 |
gen_op_move_T1_T0(); |
| 1671 |
mb = 64 - SH(ctx->opcode);
|
| 1672 |
me = 63;
|
| 1673 |
mask = MASK(mb, me); |
| 1674 |
gen_op_sradi(sh, mask >> 32, mask);
|
| 1675 |
} |
| 1676 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 1677 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 1678 |
gen_set_Rc0(ctx); |
| 1679 |
} |
| 1680 |
GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B) |
| 1681 |
{
|
| 1682 |
gen_sradi(ctx, 0);
|
| 1683 |
} |
| 1684 |
GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B) |
| 1685 |
{
|
| 1686 |
gen_sradi(ctx, 1);
|
| 1687 |
} |
| 1688 |
/* srd & srd. */
|
| 1689 |
__GEN_LOGICAL2(srd, 0x1B, 0x10, PPC_64B); |
| 1690 |
#endif
|
| 1691 |
|
| 1692 |
/*** Floating-Point arithmetic ***/
|
| 1693 |
#define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \
|
| 1694 |
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \ |
| 1695 |
{ \
|
| 1696 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 1697 |
GEN_EXCP_NO_FP(ctx); \ |
| 1698 |
return; \
|
| 1699 |
} \ |
| 1700 |
gen_op_load_fpr_FT0(rA(ctx->opcode)); \ |
| 1701 |
gen_op_load_fpr_FT1(rC(ctx->opcode)); \ |
| 1702 |
gen_op_load_fpr_FT2(rB(ctx->opcode)); \ |
| 1703 |
gen_reset_fpstatus(); \ |
| 1704 |
gen_op_f##op(); \ |
| 1705 |
if (isfloat) { \
|
| 1706 |
gen_op_frsp(); \ |
| 1707 |
} \ |
| 1708 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 1709 |
gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
|
| 1710 |
} |
| 1711 |
|
| 1712 |
#define GEN_FLOAT_ACB(name, op2, set_fprf, type) \
|
| 1713 |
_GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \ |
| 1714 |
_GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type); |
| 1715 |
|
| 1716 |
#define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \
|
| 1717 |
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ |
| 1718 |
{ \
|
| 1719 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 1720 |
GEN_EXCP_NO_FP(ctx); \ |
| 1721 |
return; \
|
| 1722 |
} \ |
| 1723 |
gen_op_load_fpr_FT0(rA(ctx->opcode)); \ |
| 1724 |
gen_op_load_fpr_FT1(rB(ctx->opcode)); \ |
| 1725 |
gen_reset_fpstatus(); \ |
| 1726 |
gen_op_f##op(); \ |
| 1727 |
if (isfloat) { \
|
| 1728 |
gen_op_frsp(); \ |
| 1729 |
} \ |
| 1730 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 1731 |
gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
|
| 1732 |
} |
| 1733 |
#define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \
|
| 1734 |
_GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ |
| 1735 |
_GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); |
| 1736 |
|
| 1737 |
#define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \
|
| 1738 |
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ |
| 1739 |
{ \
|
| 1740 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 1741 |
GEN_EXCP_NO_FP(ctx); \ |
| 1742 |
return; \
|
| 1743 |
} \ |
| 1744 |
gen_op_load_fpr_FT0(rA(ctx->opcode)); \ |
| 1745 |
gen_op_load_fpr_FT1(rC(ctx->opcode)); \ |
| 1746 |
gen_reset_fpstatus(); \ |
| 1747 |
gen_op_f##op(); \ |
| 1748 |
if (isfloat) { \
|
| 1749 |
gen_op_frsp(); \ |
| 1750 |
} \ |
| 1751 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 1752 |
gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
|
| 1753 |
} |
| 1754 |
#define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \
|
| 1755 |
_GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ |
| 1756 |
_GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); |
| 1757 |
|
| 1758 |
#define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \
|
| 1759 |
GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \ |
| 1760 |
{ \
|
| 1761 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 1762 |
GEN_EXCP_NO_FP(ctx); \ |
| 1763 |
return; \
|
| 1764 |
} \ |
| 1765 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); \ |
| 1766 |
gen_reset_fpstatus(); \ |
| 1767 |
gen_op_f##name(); \ |
| 1768 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 1769 |
gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
|
| 1770 |
} |
| 1771 |
|
| 1772 |
#define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \
|
| 1773 |
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \ |
| 1774 |
{ \
|
| 1775 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 1776 |
GEN_EXCP_NO_FP(ctx); \ |
| 1777 |
return; \
|
| 1778 |
} \ |
| 1779 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); \ |
| 1780 |
gen_reset_fpstatus(); \ |
| 1781 |
gen_op_f##name(); \ |
| 1782 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 1783 |
gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \
|
| 1784 |
} |
| 1785 |
|
| 1786 |
/* fadd - fadds */
|
| 1787 |
GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT); |
| 1788 |
/* fdiv - fdivs */
|
| 1789 |
GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT); |
| 1790 |
/* fmul - fmuls */
|
| 1791 |
GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT); |
| 1792 |
|
| 1793 |
/* fre */
|
| 1794 |
GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT); |
| 1795 |
|
| 1796 |
/* fres */
|
| 1797 |
GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES); |
| 1798 |
|
| 1799 |
/* frsqrte */
|
| 1800 |
GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE); |
| 1801 |
|
| 1802 |
/* frsqrtes */
|
| 1803 |
static always_inline void gen_op_frsqrtes (void) |
| 1804 |
{
|
| 1805 |
gen_op_frsqrte(); |
| 1806 |
gen_op_frsp(); |
| 1807 |
} |
| 1808 |
GEN_FLOAT_BS(rsqrtes, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTES); |
| 1809 |
|
| 1810 |
/* fsel */
|
| 1811 |
_GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL); |
| 1812 |
/* fsub - fsubs */
|
| 1813 |
GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT); |
| 1814 |
/* Optional: */
|
| 1815 |
/* fsqrt */
|
| 1816 |
GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) |
| 1817 |
{
|
| 1818 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1819 |
GEN_EXCP_NO_FP(ctx); |
| 1820 |
return;
|
| 1821 |
} |
| 1822 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); |
| 1823 |
gen_reset_fpstatus(); |
| 1824 |
gen_op_fsqrt(); |
| 1825 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
| 1826 |
gen_compute_fprf(1, Rc(ctx->opcode) != 0); |
| 1827 |
} |
| 1828 |
|
| 1829 |
GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) |
| 1830 |
{
|
| 1831 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1832 |
GEN_EXCP_NO_FP(ctx); |
| 1833 |
return;
|
| 1834 |
} |
| 1835 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); |
| 1836 |
gen_reset_fpstatus(); |
| 1837 |
gen_op_fsqrt(); |
| 1838 |
gen_op_frsp(); |
| 1839 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
| 1840 |
gen_compute_fprf(1, Rc(ctx->opcode) != 0); |
| 1841 |
} |
| 1842 |
|
| 1843 |
/*** Floating-Point multiply-and-add ***/
|
| 1844 |
/* fmadd - fmadds */
|
| 1845 |
GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT); |
| 1846 |
/* fmsub - fmsubs */
|
| 1847 |
GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT); |
| 1848 |
/* fnmadd - fnmadds */
|
| 1849 |
GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT); |
| 1850 |
/* fnmsub - fnmsubs */
|
| 1851 |
GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT); |
| 1852 |
|
| 1853 |
/*** Floating-Point round & convert ***/
|
| 1854 |
/* fctiw */
|
| 1855 |
GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT); |
| 1856 |
/* fctiwz */
|
| 1857 |
GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT); |
| 1858 |
/* frsp */
|
| 1859 |
GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT); |
| 1860 |
#if defined(TARGET_PPC64)
|
| 1861 |
/* fcfid */
|
| 1862 |
GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC_64B); |
| 1863 |
/* fctid */
|
| 1864 |
GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC_64B); |
| 1865 |
/* fctidz */
|
| 1866 |
GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC_64B); |
| 1867 |
#endif
|
| 1868 |
|
| 1869 |
/* frin */
|
| 1870 |
GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT); |
| 1871 |
/* friz */
|
| 1872 |
GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT); |
| 1873 |
/* frip */
|
| 1874 |
GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT); |
| 1875 |
/* frim */
|
| 1876 |
GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT); |
| 1877 |
|
| 1878 |
/*** Floating-Point compare ***/
|
| 1879 |
/* fcmpo */
|
| 1880 |
GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT) |
| 1881 |
{
|
| 1882 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1883 |
GEN_EXCP_NO_FP(ctx); |
| 1884 |
return;
|
| 1885 |
} |
| 1886 |
gen_op_load_fpr_FT0(rA(ctx->opcode)); |
| 1887 |
gen_op_load_fpr_FT1(rB(ctx->opcode)); |
| 1888 |
gen_reset_fpstatus(); |
| 1889 |
gen_op_fcmpo(); |
| 1890 |
gen_op_store_T0_crf(crfD(ctx->opcode)); |
| 1891 |
gen_op_float_check_status(); |
| 1892 |
} |
| 1893 |
|
| 1894 |
/* fcmpu */
|
| 1895 |
GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT) |
| 1896 |
{
|
| 1897 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1898 |
GEN_EXCP_NO_FP(ctx); |
| 1899 |
return;
|
| 1900 |
} |
| 1901 |
gen_op_load_fpr_FT0(rA(ctx->opcode)); |
| 1902 |
gen_op_load_fpr_FT1(rB(ctx->opcode)); |
| 1903 |
gen_reset_fpstatus(); |
| 1904 |
gen_op_fcmpu(); |
| 1905 |
gen_op_store_T0_crf(crfD(ctx->opcode)); |
| 1906 |
gen_op_float_check_status(); |
| 1907 |
} |
| 1908 |
|
| 1909 |
/*** Floating-point move ***/
|
| 1910 |
/* fabs */
|
| 1911 |
/* XXX: beware that fabs never checks for NaNs nor update FPSCR */
|
| 1912 |
GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT); |
| 1913 |
|
| 1914 |
/* fmr - fmr. */
|
| 1915 |
/* XXX: beware that fmr never checks for NaNs nor update FPSCR */
|
| 1916 |
GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT) |
| 1917 |
{
|
| 1918 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1919 |
GEN_EXCP_NO_FP(ctx); |
| 1920 |
return;
|
| 1921 |
} |
| 1922 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); |
| 1923 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
| 1924 |
gen_compute_fprf(0, Rc(ctx->opcode) != 0); |
| 1925 |
} |
| 1926 |
|
| 1927 |
/* fnabs */
|
| 1928 |
/* XXX: beware that fnabs never checks for NaNs nor update FPSCR */
|
| 1929 |
GEN_FLOAT_B(nabs, 0x08, 0x04, 0, PPC_FLOAT); |
| 1930 |
/* fneg */
|
| 1931 |
/* XXX: beware that fneg never checks for NaNs nor update FPSCR */
|
| 1932 |
GEN_FLOAT_B(neg, 0x08, 0x01, 0, PPC_FLOAT); |
| 1933 |
|
| 1934 |
/*** Floating-Point status & ctrl register ***/
|
| 1935 |
/* mcrfs */
|
| 1936 |
GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT) |
| 1937 |
{
|
| 1938 |
int bfa;
|
| 1939 |
|
| 1940 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1941 |
GEN_EXCP_NO_FP(ctx); |
| 1942 |
return;
|
| 1943 |
} |
| 1944 |
gen_optimize_fprf(); |
| 1945 |
bfa = 4 * (7 - crfS(ctx->opcode)); |
| 1946 |
gen_op_load_fpscr_T0(bfa); |
| 1947 |
gen_op_store_T0_crf(crfD(ctx->opcode)); |
| 1948 |
gen_op_fpscr_resetbit(~(0xF << bfa));
|
| 1949 |
} |
| 1950 |
|
| 1951 |
/* mffs */
|
| 1952 |
GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT) |
| 1953 |
{
|
| 1954 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1955 |
GEN_EXCP_NO_FP(ctx); |
| 1956 |
return;
|
| 1957 |
} |
| 1958 |
gen_optimize_fprf(); |
| 1959 |
gen_reset_fpstatus(); |
| 1960 |
gen_op_load_fpscr_FT0(); |
| 1961 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
| 1962 |
gen_compute_fprf(0, Rc(ctx->opcode) != 0); |
| 1963 |
} |
| 1964 |
|
| 1965 |
/* mtfsb0 */
|
| 1966 |
GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT) |
| 1967 |
{
|
| 1968 |
uint8_t crb; |
| 1969 |
|
| 1970 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1971 |
GEN_EXCP_NO_FP(ctx); |
| 1972 |
return;
|
| 1973 |
} |
| 1974 |
crb = 32 - (crbD(ctx->opcode) >> 2); |
| 1975 |
gen_optimize_fprf(); |
| 1976 |
gen_reset_fpstatus(); |
| 1977 |
if (likely(crb != 30 && crb != 29)) |
| 1978 |
gen_op_fpscr_resetbit(~(1 << crb));
|
| 1979 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
| 1980 |
gen_op_load_fpcc(); |
| 1981 |
gen_op_set_Rc0(); |
| 1982 |
} |
| 1983 |
} |
| 1984 |
|
| 1985 |
/* mtfsb1 */
|
| 1986 |
GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT) |
| 1987 |
{
|
| 1988 |
uint8_t crb; |
| 1989 |
|
| 1990 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 1991 |
GEN_EXCP_NO_FP(ctx); |
| 1992 |
return;
|
| 1993 |
} |
| 1994 |
crb = 32 - (crbD(ctx->opcode) >> 2); |
| 1995 |
gen_optimize_fprf(); |
| 1996 |
gen_reset_fpstatus(); |
| 1997 |
/* XXX: we pretend we can only do IEEE floating-point computations */
|
| 1998 |
if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI))
|
| 1999 |
gen_op_fpscr_setbit(crb); |
| 2000 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
| 2001 |
gen_op_load_fpcc(); |
| 2002 |
gen_op_set_Rc0(); |
| 2003 |
} |
| 2004 |
/* We can raise a differed exception */
|
| 2005 |
gen_op_float_check_status(); |
| 2006 |
} |
| 2007 |
|
| 2008 |
/* mtfsf */
|
| 2009 |
GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT) |
| 2010 |
{
|
| 2011 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 2012 |
GEN_EXCP_NO_FP(ctx); |
| 2013 |
return;
|
| 2014 |
} |
| 2015 |
gen_optimize_fprf(); |
| 2016 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); |
| 2017 |
gen_reset_fpstatus(); |
| 2018 |
gen_op_store_fpscr(FM(ctx->opcode)); |
| 2019 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
| 2020 |
gen_op_load_fpcc(); |
| 2021 |
gen_op_set_Rc0(); |
| 2022 |
} |
| 2023 |
/* We can raise a differed exception */
|
| 2024 |
gen_op_float_check_status(); |
| 2025 |
} |
| 2026 |
|
| 2027 |
/* mtfsfi */
|
| 2028 |
GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT) |
| 2029 |
{
|
| 2030 |
int bf, sh;
|
| 2031 |
|
| 2032 |
if (unlikely(!ctx->fpu_enabled)) {
|
| 2033 |
GEN_EXCP_NO_FP(ctx); |
| 2034 |
return;
|
| 2035 |
} |
| 2036 |
bf = crbD(ctx->opcode) >> 2;
|
| 2037 |
sh = 7 - bf;
|
| 2038 |
gen_optimize_fprf(); |
| 2039 |
gen_op_set_FT0(FPIMM(ctx->opcode) << (4 * sh));
|
| 2040 |
gen_reset_fpstatus(); |
| 2041 |
gen_op_store_fpscr(1 << sh);
|
| 2042 |
if (unlikely(Rc(ctx->opcode) != 0)) { |
| 2043 |
gen_op_load_fpcc(); |
| 2044 |
gen_op_set_Rc0(); |
| 2045 |
} |
| 2046 |
/* We can raise a differed exception */
|
| 2047 |
gen_op_float_check_status(); |
| 2048 |
} |
| 2049 |
|
| 2050 |
/*** Addressing modes ***/
|
| 2051 |
/* Register indirect with immediate index : EA = (rA|0) + SIMM */
|
| 2052 |
static always_inline void gen_addr_imm_index (DisasContext *ctx, |
| 2053 |
target_long maskl) |
| 2054 |
{
|
| 2055 |
target_long simm = SIMM(ctx->opcode); |
| 2056 |
|
| 2057 |
simm &= ~maskl; |
| 2058 |
if (rA(ctx->opcode) == 0) { |
| 2059 |
gen_set_T0(simm); |
| 2060 |
} else {
|
| 2061 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 2062 |
if (likely(simm != 0)) |
| 2063 |
gen_op_addi(simm); |
| 2064 |
} |
| 2065 |
#ifdef DEBUG_MEMORY_ACCESSES
|
| 2066 |
gen_op_print_mem_EA(); |
| 2067 |
#endif
|
| 2068 |
} |
| 2069 |
|
| 2070 |
static always_inline void gen_addr_reg_index (DisasContext *ctx) |
| 2071 |
{
|
| 2072 |
if (rA(ctx->opcode) == 0) { |
| 2073 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
| 2074 |
} else {
|
| 2075 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 2076 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 2077 |
gen_op_add(); |
| 2078 |
} |
| 2079 |
#ifdef DEBUG_MEMORY_ACCESSES
|
| 2080 |
gen_op_print_mem_EA(); |
| 2081 |
#endif
|
| 2082 |
} |
| 2083 |
|
| 2084 |
static always_inline void gen_addr_register (DisasContext *ctx) |
| 2085 |
{
|
| 2086 |
if (rA(ctx->opcode) == 0) { |
| 2087 |
gen_op_reset_T0(); |
| 2088 |
} else {
|
| 2089 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 2090 |
} |
| 2091 |
#ifdef DEBUG_MEMORY_ACCESSES
|
| 2092 |
gen_op_print_mem_EA(); |
| 2093 |
#endif
|
| 2094 |
} |
| 2095 |
|
| 2096 |
/*** Integer load ***/
|
| 2097 |
#define op_ldst(name) (*gen_op_##name[ctx->mem_idx])() |
| 2098 |
#if defined(CONFIG_USER_ONLY)
|
| 2099 |
#if defined(TARGET_PPC64)
|
| 2100 |
/* User mode only - 64 bits */
|
| 2101 |
#define OP_LD_TABLE(width) \
|
| 2102 |
static GenOpFunc *gen_op_l##width[] = { \ |
| 2103 |
&gen_op_l##width##_raw, \ |
| 2104 |
&gen_op_l##width##_le_raw, \ |
| 2105 |
&gen_op_l##width##_64_raw, \ |
| 2106 |
&gen_op_l##width##_le_64_raw, \ |
| 2107 |
}; |
| 2108 |
#define OP_ST_TABLE(width) \
|
| 2109 |
static GenOpFunc *gen_op_st##width[] = { \ |
| 2110 |
&gen_op_st##width##_raw, \ |
| 2111 |
&gen_op_st##width##_le_raw, \ |
| 2112 |
&gen_op_st##width##_64_raw, \ |
| 2113 |
&gen_op_st##width##_le_64_raw, \ |
| 2114 |
}; |
| 2115 |
/* Byte access routine are endian safe */
|
| 2116 |
#define gen_op_stb_le_64_raw gen_op_stb_64_raw
|
| 2117 |
#define gen_op_lbz_le_64_raw gen_op_lbz_64_raw
|
| 2118 |
#else
|
| 2119 |
/* User mode only - 32 bits */
|
| 2120 |
#define OP_LD_TABLE(width) \
|
| 2121 |
static GenOpFunc *gen_op_l##width[] = { \ |
| 2122 |
&gen_op_l##width##_raw, \ |
| 2123 |
&gen_op_l##width##_le_raw, \ |
| 2124 |
}; |
| 2125 |
#define OP_ST_TABLE(width) \
|
| 2126 |
static GenOpFunc *gen_op_st##width[] = { \ |
| 2127 |
&gen_op_st##width##_raw, \ |
| 2128 |
&gen_op_st##width##_le_raw, \ |
| 2129 |
}; |
| 2130 |
#endif
|
| 2131 |
/* Byte access routine are endian safe */
|
| 2132 |
#define gen_op_stb_le_raw gen_op_stb_raw
|
| 2133 |
#define gen_op_lbz_le_raw gen_op_lbz_raw
|
| 2134 |
#else
|
| 2135 |
#if defined(TARGET_PPC64)
|
| 2136 |
#if defined(TARGET_PPC64H)
|
| 2137 |
/* Full system - 64 bits with hypervisor mode */
|
| 2138 |
#define OP_LD_TABLE(width) \
|
| 2139 |
static GenOpFunc *gen_op_l##width[] = { \ |
| 2140 |
&gen_op_l##width##_user, \ |
| 2141 |
&gen_op_l##width##_le_user, \ |
| 2142 |
&gen_op_l##width##_64_user, \ |
| 2143 |
&gen_op_l##width##_le_64_user, \ |
| 2144 |
&gen_op_l##width##_kernel, \ |
| 2145 |
&gen_op_l##width##_le_kernel, \ |
| 2146 |
&gen_op_l##width##_64_kernel, \ |
| 2147 |
&gen_op_l##width##_le_64_kernel, \ |
| 2148 |
&gen_op_l##width##_hypv, \ |
| 2149 |
&gen_op_l##width##_le_hypv, \ |
| 2150 |
&gen_op_l##width##_64_hypv, \ |
| 2151 |
&gen_op_l##width##_le_64_hypv, \ |
| 2152 |
}; |
| 2153 |
#define OP_ST_TABLE(width) \
|
| 2154 |
static GenOpFunc *gen_op_st##width[] = { \ |
| 2155 |
&gen_op_st##width##_user, \ |
| 2156 |
&gen_op_st##width##_le_user, \ |
| 2157 |
&gen_op_st##width##_64_user, \ |
| 2158 |
&gen_op_st##width##_le_64_user, \ |
| 2159 |
&gen_op_st##width##_kernel, \ |
| 2160 |
&gen_op_st##width##_le_kernel, \ |
| 2161 |
&gen_op_st##width##_64_kernel, \ |
| 2162 |
&gen_op_st##width##_le_64_kernel, \ |
| 2163 |
&gen_op_st##width##_hypv, \ |
| 2164 |
&gen_op_st##width##_le_hypv, \ |
| 2165 |
&gen_op_st##width##_64_hypv, \ |
| 2166 |
&gen_op_st##width##_le_64_hypv, \ |
| 2167 |
}; |
| 2168 |
/* Byte access routine are endian safe */
|
| 2169 |
#define gen_op_stb_le_hypv gen_op_stb_64_hypv
|
| 2170 |
#define gen_op_lbz_le_hypv gen_op_lbz_64_hypv
|
| 2171 |
#define gen_op_stb_le_64_hypv gen_op_stb_64_hypv
|
| 2172 |
#define gen_op_lbz_le_64_hypv gen_op_lbz_64_hypv
|
| 2173 |
#else
|
| 2174 |
/* Full system - 64 bits */
|
| 2175 |
#define OP_LD_TABLE(width) \
|
| 2176 |
static GenOpFunc *gen_op_l##width[] = { \ |
| 2177 |
&gen_op_l##width##_user, \ |
| 2178 |
&gen_op_l##width##_le_user, \ |
| 2179 |
&gen_op_l##width##_64_user, \ |
| 2180 |
&gen_op_l##width##_le_64_user, \ |
| 2181 |
&gen_op_l##width##_kernel, \ |
| 2182 |
&gen_op_l##width##_le_kernel, \ |
| 2183 |
&gen_op_l##width##_64_kernel, \ |
| 2184 |
&gen_op_l##width##_le_64_kernel, \ |
| 2185 |
}; |
| 2186 |
#define OP_ST_TABLE(width) \
|
| 2187 |
static GenOpFunc *gen_op_st##width[] = { \ |
| 2188 |
&gen_op_st##width##_user, \ |
| 2189 |
&gen_op_st##width##_le_user, \ |
| 2190 |
&gen_op_st##width##_64_user, \ |
| 2191 |
&gen_op_st##width##_le_64_user, \ |
| 2192 |
&gen_op_st##width##_kernel, \ |
| 2193 |
&gen_op_st##width##_le_kernel, \ |
| 2194 |
&gen_op_st##width##_64_kernel, \ |
| 2195 |
&gen_op_st##width##_le_64_kernel, \ |
| 2196 |
}; |
| 2197 |
#endif
|
| 2198 |
/* Byte access routine are endian safe */
|
| 2199 |
#define gen_op_stb_le_64_user gen_op_stb_64_user
|
| 2200 |
#define gen_op_lbz_le_64_user gen_op_lbz_64_user
|
| 2201 |
#define gen_op_stb_le_64_kernel gen_op_stb_64_kernel
|
| 2202 |
#define gen_op_lbz_le_64_kernel gen_op_lbz_64_kernel
|
| 2203 |
#else
|
| 2204 |
/* Full system - 32 bits */
|
| 2205 |
#define OP_LD_TABLE(width) \
|
| 2206 |
static GenOpFunc *gen_op_l##width[] = { \ |
| 2207 |
&gen_op_l##width##_user, \ |
| 2208 |
&gen_op_l##width##_le_user, \ |
| 2209 |
&gen_op_l##width##_kernel, \ |
| 2210 |
&gen_op_l##width##_le_kernel, \ |
| 2211 |
}; |
| 2212 |
#define OP_ST_TABLE(width) \
|
| 2213 |
static GenOpFunc *gen_op_st##width[] = { \ |
| 2214 |
&gen_op_st##width##_user, \ |
| 2215 |
&gen_op_st##width##_le_user, \ |
| 2216 |
&gen_op_st##width##_kernel, \ |
| 2217 |
&gen_op_st##width##_le_kernel, \ |
| 2218 |
}; |
| 2219 |
#endif
|
| 2220 |
/* Byte access routine are endian safe */
|
| 2221 |
#define gen_op_stb_le_user gen_op_stb_user
|
| 2222 |
#define gen_op_lbz_le_user gen_op_lbz_user
|
| 2223 |
#define gen_op_stb_le_kernel gen_op_stb_kernel
|
| 2224 |
#define gen_op_lbz_le_kernel gen_op_lbz_kernel
|
| 2225 |
#endif
|
| 2226 |
|
| 2227 |
#define GEN_LD(width, opc, type) \
|
| 2228 |
GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 2229 |
{ \
|
| 2230 |
gen_addr_imm_index(ctx, 0); \
|
| 2231 |
op_ldst(l##width); \ |
| 2232 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
| 2233 |
} |
| 2234 |
|
| 2235 |
#define GEN_LDU(width, opc, type) \
|
| 2236 |
GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 2237 |
{ \
|
| 2238 |
if (unlikely(rA(ctx->opcode) == 0 || \ |
| 2239 |
rA(ctx->opcode) == rD(ctx->opcode))) { \
|
| 2240 |
GEN_EXCP_INVAL(ctx); \ |
| 2241 |
return; \
|
| 2242 |
} \ |
| 2243 |
if (type == PPC_64B) \
|
| 2244 |
gen_addr_imm_index(ctx, 0x03); \
|
| 2245 |
else \
|
| 2246 |
gen_addr_imm_index(ctx, 0); \
|
| 2247 |
op_ldst(l##width); \ |
| 2248 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
| 2249 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 2250 |
} |
| 2251 |
|
| 2252 |
#define GEN_LDUX(width, opc2, opc3, type) \
|
| 2253 |
GEN_HANDLER(l##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \ |
| 2254 |
{ \
|
| 2255 |
if (unlikely(rA(ctx->opcode) == 0 || \ |
| 2256 |
rA(ctx->opcode) == rD(ctx->opcode))) { \
|
| 2257 |
GEN_EXCP_INVAL(ctx); \ |
| 2258 |
return; \
|
| 2259 |
} \ |
| 2260 |
gen_addr_reg_index(ctx); \ |
| 2261 |
op_ldst(l##width); \ |
| 2262 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
| 2263 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 2264 |
} |
| 2265 |
|
| 2266 |
#define GEN_LDX(width, opc2, opc3, type) \
|
| 2267 |
GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
| 2268 |
{ \
|
| 2269 |
gen_addr_reg_index(ctx); \ |
| 2270 |
op_ldst(l##width); \ |
| 2271 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
| 2272 |
} |
| 2273 |
|
| 2274 |
#define GEN_LDS(width, op, type) \
|
| 2275 |
OP_LD_TABLE(width); \ |
| 2276 |
GEN_LD(width, op | 0x20, type); \
|
| 2277 |
GEN_LDU(width, op | 0x21, type); \
|
| 2278 |
GEN_LDUX(width, 0x17, op | 0x01, type); \ |
| 2279 |
GEN_LDX(width, 0x17, op | 0x00, type) |
| 2280 |
|
| 2281 |
/* lbz lbzu lbzux lbzx */
|
| 2282 |
GEN_LDS(bz, 0x02, PPC_INTEGER);
|
| 2283 |
/* lha lhau lhaux lhax */
|
| 2284 |
GEN_LDS(ha, 0x0A, PPC_INTEGER);
|
| 2285 |
/* lhz lhzu lhzux lhzx */
|
| 2286 |
GEN_LDS(hz, 0x08, PPC_INTEGER);
|
| 2287 |
/* lwz lwzu lwzux lwzx */
|
| 2288 |
GEN_LDS(wz, 0x00, PPC_INTEGER);
|
| 2289 |
#if defined(TARGET_PPC64)
|
| 2290 |
OP_LD_TABLE(wa); |
| 2291 |
OP_LD_TABLE(d); |
| 2292 |
/* lwaux */
|
| 2293 |
GEN_LDUX(wa, 0x15, 0x0B, PPC_64B); |
| 2294 |
/* lwax */
|
| 2295 |
GEN_LDX(wa, 0x15, 0x0A, PPC_64B); |
| 2296 |
/* ldux */
|
| 2297 |
GEN_LDUX(d, 0x15, 0x01, PPC_64B); |
| 2298 |
/* ldx */
|
| 2299 |
GEN_LDX(d, 0x15, 0x00, PPC_64B); |
| 2300 |
GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B) |
| 2301 |
{
|
| 2302 |
if (Rc(ctx->opcode)) {
|
| 2303 |
if (unlikely(rA(ctx->opcode) == 0 || |
| 2304 |
rA(ctx->opcode) == rD(ctx->opcode))) {
|
| 2305 |
GEN_EXCP_INVAL(ctx); |
| 2306 |
return;
|
| 2307 |
} |
| 2308 |
} |
| 2309 |
gen_addr_imm_index(ctx, 0x03);
|
| 2310 |
if (ctx->opcode & 0x02) { |
| 2311 |
/* lwa (lwau is undefined) */
|
| 2312 |
op_ldst(lwa); |
| 2313 |
} else {
|
| 2314 |
/* ld - ldu */
|
| 2315 |
op_ldst(ld); |
| 2316 |
} |
| 2317 |
gen_op_store_T1_gpr(rD(ctx->opcode)); |
| 2318 |
if (Rc(ctx->opcode))
|
| 2319 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 2320 |
} |
| 2321 |
/* lq */
|
| 2322 |
GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX) |
| 2323 |
{
|
| 2324 |
#if defined(CONFIG_USER_ONLY)
|
| 2325 |
GEN_EXCP_PRIVOPC(ctx); |
| 2326 |
#else
|
| 2327 |
int ra, rd;
|
| 2328 |
|
| 2329 |
/* Restore CPU state */
|
| 2330 |
if (unlikely(ctx->supervisor == 0)) { |
| 2331 |
GEN_EXCP_PRIVOPC(ctx); |
| 2332 |
return;
|
| 2333 |
} |
| 2334 |
ra = rA(ctx->opcode); |
| 2335 |
rd = rD(ctx->opcode); |
| 2336 |
if (unlikely((rd & 1) || rd == ra)) { |
| 2337 |
GEN_EXCP_INVAL(ctx); |
| 2338 |
return;
|
| 2339 |
} |
| 2340 |
if (unlikely(ctx->mem_idx & 1)) { |
| 2341 |
/* Little-endian mode is not handled */
|
| 2342 |
GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); |
| 2343 |
return;
|
| 2344 |
} |
| 2345 |
gen_addr_imm_index(ctx, 0x0F);
|
| 2346 |
op_ldst(ld); |
| 2347 |
gen_op_store_T1_gpr(rd); |
| 2348 |
gen_op_addi(8);
|
| 2349 |
op_ldst(ld); |
| 2350 |
gen_op_store_T1_gpr(rd + 1);
|
| 2351 |
#endif
|
| 2352 |
} |
| 2353 |
#endif
|
| 2354 |
|
| 2355 |
/*** Integer store ***/
|
| 2356 |
#define GEN_ST(width, opc, type) \
|
| 2357 |
GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 2358 |
{ \
|
| 2359 |
gen_addr_imm_index(ctx, 0); \
|
| 2360 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
| 2361 |
op_ldst(st##width); \ |
| 2362 |
} |
| 2363 |
|
| 2364 |
#define GEN_STU(width, opc, type) \
|
| 2365 |
GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 2366 |
{ \
|
| 2367 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
| 2368 |
GEN_EXCP_INVAL(ctx); \ |
| 2369 |
return; \
|
| 2370 |
} \ |
| 2371 |
if (type == PPC_64B) \
|
| 2372 |
gen_addr_imm_index(ctx, 0x03); \
|
| 2373 |
else \
|
| 2374 |
gen_addr_imm_index(ctx, 0); \
|
| 2375 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
| 2376 |
op_ldst(st##width); \ |
| 2377 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 2378 |
} |
| 2379 |
|
| 2380 |
#define GEN_STUX(width, opc2, opc3, type) \
|
| 2381 |
GEN_HANDLER(st##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \ |
| 2382 |
{ \
|
| 2383 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
| 2384 |
GEN_EXCP_INVAL(ctx); \ |
| 2385 |
return; \
|
| 2386 |
} \ |
| 2387 |
gen_addr_reg_index(ctx); \ |
| 2388 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
| 2389 |
op_ldst(st##width); \ |
| 2390 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 2391 |
} |
| 2392 |
|
| 2393 |
#define GEN_STX(width, opc2, opc3, type) \
|
| 2394 |
GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
| 2395 |
{ \
|
| 2396 |
gen_addr_reg_index(ctx); \ |
| 2397 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
| 2398 |
op_ldst(st##width); \ |
| 2399 |
} |
| 2400 |
|
| 2401 |
#define GEN_STS(width, op, type) \
|
| 2402 |
OP_ST_TABLE(width); \ |
| 2403 |
GEN_ST(width, op | 0x20, type); \
|
| 2404 |
GEN_STU(width, op | 0x21, type); \
|
| 2405 |
GEN_STUX(width, 0x17, op | 0x01, type); \ |
| 2406 |
GEN_STX(width, 0x17, op | 0x00, type) |
| 2407 |
|
| 2408 |
/* stb stbu stbux stbx */
|
| 2409 |
GEN_STS(b, 0x06, PPC_INTEGER);
|
| 2410 |
/* sth sthu sthux sthx */
|
| 2411 |
GEN_STS(h, 0x0C, PPC_INTEGER);
|
| 2412 |
/* stw stwu stwux stwx */
|
| 2413 |
GEN_STS(w, 0x04, PPC_INTEGER);
|
| 2414 |
#if defined(TARGET_PPC64)
|
| 2415 |
OP_ST_TABLE(d); |
| 2416 |
GEN_STUX(d, 0x15, 0x05, PPC_64B); |
| 2417 |
GEN_STX(d, 0x15, 0x04, PPC_64B); |
| 2418 |
GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B) |
| 2419 |
{
|
| 2420 |
int rs;
|
| 2421 |
|
| 2422 |
rs = rS(ctx->opcode); |
| 2423 |
if ((ctx->opcode & 0x3) == 0x2) { |
| 2424 |
#if defined(CONFIG_USER_ONLY)
|
| 2425 |
GEN_EXCP_PRIVOPC(ctx); |
| 2426 |
#else
|
| 2427 |
/* stq */
|
| 2428 |
if (unlikely(ctx->supervisor == 0)) { |
| 2429 |
GEN_EXCP_PRIVOPC(ctx); |
| 2430 |
return;
|
| 2431 |
} |
| 2432 |
if (unlikely(rs & 1)) { |
| 2433 |
GEN_EXCP_INVAL(ctx); |
| 2434 |
return;
|
| 2435 |
} |
| 2436 |
if (unlikely(ctx->mem_idx & 1)) { |
| 2437 |
/* Little-endian mode is not handled */
|
| 2438 |
GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); |
| 2439 |
return;
|
| 2440 |
} |
| 2441 |
gen_addr_imm_index(ctx, 0x03);
|
| 2442 |
gen_op_load_gpr_T1(rs); |
| 2443 |
op_ldst(std); |
| 2444 |
gen_op_addi(8);
|
| 2445 |
gen_op_load_gpr_T1(rs + 1);
|
| 2446 |
op_ldst(std); |
| 2447 |
#endif
|
| 2448 |
} else {
|
| 2449 |
/* std / stdu */
|
| 2450 |
if (Rc(ctx->opcode)) {
|
| 2451 |
if (unlikely(rA(ctx->opcode) == 0)) { |
| 2452 |
GEN_EXCP_INVAL(ctx); |
| 2453 |
return;
|
| 2454 |
} |
| 2455 |
} |
| 2456 |
gen_addr_imm_index(ctx, 0x03);
|
| 2457 |
gen_op_load_gpr_T1(rs); |
| 2458 |
op_ldst(std); |
| 2459 |
if (Rc(ctx->opcode))
|
| 2460 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 2461 |
} |
| 2462 |
} |
| 2463 |
#endif
|
| 2464 |
/*** Integer load and store with byte reverse ***/
|
| 2465 |
/* lhbrx */
|
| 2466 |
OP_LD_TABLE(hbr); |
| 2467 |
GEN_LDX(hbr, 0x16, 0x18, PPC_INTEGER); |
| 2468 |
/* lwbrx */
|
| 2469 |
OP_LD_TABLE(wbr); |
| 2470 |
GEN_LDX(wbr, 0x16, 0x10, PPC_INTEGER); |
| 2471 |
/* sthbrx */
|
| 2472 |
OP_ST_TABLE(hbr); |
| 2473 |
GEN_STX(hbr, 0x16, 0x1C, PPC_INTEGER); |
| 2474 |
/* stwbrx */
|
| 2475 |
OP_ST_TABLE(wbr); |
| 2476 |
GEN_STX(wbr, 0x16, 0x14, PPC_INTEGER); |
| 2477 |
|
| 2478 |
/*** Integer load and store multiple ***/
|
| 2479 |
#define op_ldstm(name, reg) (*gen_op_##name[ctx->mem_idx])(reg) |
| 2480 |
#if defined(CONFIG_USER_ONLY)
|
| 2481 |
/* User-mode only */
|
| 2482 |
static GenOpFunc1 *gen_op_lmw[] = {
|
| 2483 |
&gen_op_lmw_raw, |
| 2484 |
&gen_op_lmw_le_raw, |
| 2485 |
#if defined(TARGET_PPC64)
|
| 2486 |
&gen_op_lmw_64_raw, |
| 2487 |
&gen_op_lmw_le_64_raw, |
| 2488 |
#endif
|
| 2489 |
}; |
| 2490 |
static GenOpFunc1 *gen_op_stmw[] = {
|
| 2491 |
&gen_op_stmw_raw, |
| 2492 |
&gen_op_stmw_le_raw, |
| 2493 |
#if defined(TARGET_PPC64)
|
| 2494 |
&gen_op_stmw_64_raw, |
| 2495 |
&gen_op_stmw_le_64_raw, |
| 2496 |
#endif
|
| 2497 |
}; |
| 2498 |
#else
|
| 2499 |
#if defined(TARGET_PPC64)
|
| 2500 |
/* Full system - 64 bits mode */
|
| 2501 |
static GenOpFunc1 *gen_op_lmw[] = {
|
| 2502 |
&gen_op_lmw_user, |
| 2503 |
&gen_op_lmw_le_user, |
| 2504 |
&gen_op_lmw_64_user, |
| 2505 |
&gen_op_lmw_le_64_user, |
| 2506 |
&gen_op_lmw_kernel, |
| 2507 |
&gen_op_lmw_le_kernel, |
| 2508 |
&gen_op_lmw_64_kernel, |
| 2509 |
&gen_op_lmw_le_64_kernel, |
| 2510 |
#if defined(TARGET_PPC64H)
|
| 2511 |
&gen_op_lmw_hypv, |
| 2512 |
&gen_op_lmw_le_hypv, |
| 2513 |
&gen_op_lmw_64_hypv, |
| 2514 |
&gen_op_lmw_le_64_hypv, |
| 2515 |
#endif
|
| 2516 |
}; |
| 2517 |
static GenOpFunc1 *gen_op_stmw[] = {
|
| 2518 |
&gen_op_stmw_user, |
| 2519 |
&gen_op_stmw_le_user, |
| 2520 |
&gen_op_stmw_64_user, |
| 2521 |
&gen_op_stmw_le_64_user, |
| 2522 |
&gen_op_stmw_kernel, |
| 2523 |
&gen_op_stmw_le_kernel, |
| 2524 |
&gen_op_stmw_64_kernel, |
| 2525 |
&gen_op_stmw_le_64_kernel, |
| 2526 |
#if defined(TARGET_PPC64H)
|
| 2527 |
&gen_op_stmw_hypv, |
| 2528 |
&gen_op_stmw_le_hypv, |
| 2529 |
&gen_op_stmw_64_hypv, |
| 2530 |
&gen_op_stmw_le_64_hypv, |
| 2531 |
#endif
|
| 2532 |
}; |
| 2533 |
#else
|
| 2534 |
/* Full system - 32 bits mode */
|
| 2535 |
static GenOpFunc1 *gen_op_lmw[] = {
|
| 2536 |
&gen_op_lmw_user, |
| 2537 |
&gen_op_lmw_le_user, |
| 2538 |
&gen_op_lmw_kernel, |
| 2539 |
&gen_op_lmw_le_kernel, |
| 2540 |
}; |
| 2541 |
static GenOpFunc1 *gen_op_stmw[] = {
|
| 2542 |
&gen_op_stmw_user, |
| 2543 |
&gen_op_stmw_le_user, |
| 2544 |
&gen_op_stmw_kernel, |
| 2545 |
&gen_op_stmw_le_kernel, |
| 2546 |
}; |
| 2547 |
#endif
|
| 2548 |
#endif
|
| 2549 |
|
| 2550 |
/* lmw */
|
| 2551 |
GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 2552 |
{
|
| 2553 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2554 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2555 |
gen_addr_imm_index(ctx, 0);
|
| 2556 |
op_ldstm(lmw, rD(ctx->opcode)); |
| 2557 |
} |
| 2558 |
|
| 2559 |
/* stmw */
|
| 2560 |
GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
| 2561 |
{
|
| 2562 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2563 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2564 |
gen_addr_imm_index(ctx, 0);
|
| 2565 |
op_ldstm(stmw, rS(ctx->opcode)); |
| 2566 |
} |
| 2567 |
|
| 2568 |
/*** Integer load and store strings ***/
|
| 2569 |
#define op_ldsts(name, start) (*gen_op_##name[ctx->mem_idx])(start) |
| 2570 |
#define op_ldstsx(name, rd, ra, rb) (*gen_op_##name[ctx->mem_idx])(rd, ra, rb) |
| 2571 |
#if defined(CONFIG_USER_ONLY)
|
| 2572 |
/* User-mode only */
|
| 2573 |
static GenOpFunc1 *gen_op_lswi[] = {
|
| 2574 |
&gen_op_lswi_raw, |
| 2575 |
&gen_op_lswi_le_raw, |
| 2576 |
#if defined(TARGET_PPC64)
|
| 2577 |
&gen_op_lswi_64_raw, |
| 2578 |
&gen_op_lswi_le_64_raw, |
| 2579 |
#endif
|
| 2580 |
}; |
| 2581 |
static GenOpFunc3 *gen_op_lswx[] = {
|
| 2582 |
&gen_op_lswx_raw, |
| 2583 |
&gen_op_lswx_le_raw, |
| 2584 |
#if defined(TARGET_PPC64)
|
| 2585 |
&gen_op_lswx_64_raw, |
| 2586 |
&gen_op_lswx_le_64_raw, |
| 2587 |
#endif
|
| 2588 |
}; |
| 2589 |
static GenOpFunc1 *gen_op_stsw[] = {
|
| 2590 |
&gen_op_stsw_raw, |
| 2591 |
&gen_op_stsw_le_raw, |
| 2592 |
#if defined(TARGET_PPC64)
|
| 2593 |
&gen_op_stsw_64_raw, |
| 2594 |
&gen_op_stsw_le_64_raw, |
| 2595 |
#endif
|
| 2596 |
}; |
| 2597 |
#else
|
| 2598 |
#if defined(TARGET_PPC64)
|
| 2599 |
/* Full system - 64 bits mode */
|
| 2600 |
static GenOpFunc1 *gen_op_lswi[] = {
|
| 2601 |
&gen_op_lswi_user, |
| 2602 |
&gen_op_lswi_le_user, |
| 2603 |
&gen_op_lswi_64_user, |
| 2604 |
&gen_op_lswi_le_64_user, |
| 2605 |
&gen_op_lswi_kernel, |
| 2606 |
&gen_op_lswi_le_kernel, |
| 2607 |
&gen_op_lswi_64_kernel, |
| 2608 |
&gen_op_lswi_le_64_kernel, |
| 2609 |
#if defined(TARGET_PPC64H)
|
| 2610 |
&gen_op_lswi_hypv, |
| 2611 |
&gen_op_lswi_le_hypv, |
| 2612 |
&gen_op_lswi_64_hypv, |
| 2613 |
&gen_op_lswi_le_64_hypv, |
| 2614 |
#endif
|
| 2615 |
}; |
| 2616 |
static GenOpFunc3 *gen_op_lswx[] = {
|
| 2617 |
&gen_op_lswx_user, |
| 2618 |
&gen_op_lswx_le_user, |
| 2619 |
&gen_op_lswx_64_user, |
| 2620 |
&gen_op_lswx_le_64_user, |
| 2621 |
&gen_op_lswx_kernel, |
| 2622 |
&gen_op_lswx_le_kernel, |
| 2623 |
&gen_op_lswx_64_kernel, |
| 2624 |
&gen_op_lswx_le_64_kernel, |
| 2625 |
#if defined(TARGET_PPC64H)
|
| 2626 |
&gen_op_lswx_hypv, |
| 2627 |
&gen_op_lswx_le_hypv, |
| 2628 |
&gen_op_lswx_64_hypv, |
| 2629 |
&gen_op_lswx_le_64_hypv, |
| 2630 |
#endif
|
| 2631 |
}; |
| 2632 |
static GenOpFunc1 *gen_op_stsw[] = {
|
| 2633 |
&gen_op_stsw_user, |
| 2634 |
&gen_op_stsw_le_user, |
| 2635 |
&gen_op_stsw_64_user, |
| 2636 |
&gen_op_stsw_le_64_user, |
| 2637 |
&gen_op_stsw_kernel, |
| 2638 |
&gen_op_stsw_le_kernel, |
| 2639 |
&gen_op_stsw_64_kernel, |
| 2640 |
&gen_op_stsw_le_64_kernel, |
| 2641 |
#if defined(TARGET_PPC64H)
|
| 2642 |
&gen_op_stsw_hypv, |
| 2643 |
&gen_op_stsw_le_hypv, |
| 2644 |
&gen_op_stsw_64_hypv, |
| 2645 |
&gen_op_stsw_le_64_hypv, |
| 2646 |
#endif
|
| 2647 |
}; |
| 2648 |
#else
|
| 2649 |
/* Full system - 32 bits mode */
|
| 2650 |
static GenOpFunc1 *gen_op_lswi[] = {
|
| 2651 |
&gen_op_lswi_user, |
| 2652 |
&gen_op_lswi_le_user, |
| 2653 |
&gen_op_lswi_kernel, |
| 2654 |
&gen_op_lswi_le_kernel, |
| 2655 |
}; |
| 2656 |
static GenOpFunc3 *gen_op_lswx[] = {
|
| 2657 |
&gen_op_lswx_user, |
| 2658 |
&gen_op_lswx_le_user, |
| 2659 |
&gen_op_lswx_kernel, |
| 2660 |
&gen_op_lswx_le_kernel, |
| 2661 |
}; |
| 2662 |
static GenOpFunc1 *gen_op_stsw[] = {
|
| 2663 |
&gen_op_stsw_user, |
| 2664 |
&gen_op_stsw_le_user, |
| 2665 |
&gen_op_stsw_kernel, |
| 2666 |
&gen_op_stsw_le_kernel, |
| 2667 |
}; |
| 2668 |
#endif
|
| 2669 |
#endif
|
| 2670 |
|
| 2671 |
/* lswi */
|
| 2672 |
/* PowerPC32 specification says we must generate an exception if
|
| 2673 |
* rA is in the range of registers to be loaded.
|
| 2674 |
* In an other hand, IBM says this is valid, but rA won't be loaded.
|
| 2675 |
* For now, I'll follow the spec...
|
| 2676 |
*/
|
| 2677 |
GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_INTEGER) |
| 2678 |
{
|
| 2679 |
int nb = NB(ctx->opcode);
|
| 2680 |
int start = rD(ctx->opcode);
|
| 2681 |
int ra = rA(ctx->opcode);
|
| 2682 |
int nr;
|
| 2683 |
|
| 2684 |
if (nb == 0) |
| 2685 |
nb = 32;
|
| 2686 |
nr = nb / 4;
|
| 2687 |
if (unlikely(((start + nr) > 32 && |
| 2688 |
start <= ra && (start + nr - 32) > ra) ||
|
| 2689 |
((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
|
| 2690 |
GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, |
| 2691 |
POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_LSWX); |
| 2692 |
return;
|
| 2693 |
} |
| 2694 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2695 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2696 |
gen_addr_register(ctx); |
| 2697 |
gen_op_set_T1(nb); |
| 2698 |
op_ldsts(lswi, start); |
| 2699 |
} |
| 2700 |
|
| 2701 |
/* lswx */
|
| 2702 |
GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_INTEGER) |
| 2703 |
{
|
| 2704 |
int ra = rA(ctx->opcode);
|
| 2705 |
int rb = rB(ctx->opcode);
|
| 2706 |
|
| 2707 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2708 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2709 |
gen_addr_reg_index(ctx); |
| 2710 |
if (ra == 0) { |
| 2711 |
ra = rb; |
| 2712 |
} |
| 2713 |
gen_op_load_xer_bc(); |
| 2714 |
op_ldstsx(lswx, rD(ctx->opcode), ra, rb); |
| 2715 |
} |
| 2716 |
|
| 2717 |
/* stswi */
|
| 2718 |
GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_INTEGER) |
| 2719 |
{
|
| 2720 |
int nb = NB(ctx->opcode);
|
| 2721 |
|
| 2722 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2723 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2724 |
gen_addr_register(ctx); |
| 2725 |
if (nb == 0) |
| 2726 |
nb = 32;
|
| 2727 |
gen_op_set_T1(nb); |
| 2728 |
op_ldsts(stsw, rS(ctx->opcode)); |
| 2729 |
} |
| 2730 |
|
| 2731 |
/* stswx */
|
| 2732 |
GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_INTEGER) |
| 2733 |
{
|
| 2734 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2735 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2736 |
gen_addr_reg_index(ctx); |
| 2737 |
gen_op_load_xer_bc(); |
| 2738 |
op_ldsts(stsw, rS(ctx->opcode)); |
| 2739 |
} |
| 2740 |
|
| 2741 |
/*** Memory synchronisation ***/
|
| 2742 |
/* eieio */
|
| 2743 |
GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO) |
| 2744 |
{
|
| 2745 |
} |
| 2746 |
|
| 2747 |
/* isync */
|
| 2748 |
GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM) |
| 2749 |
{
|
| 2750 |
GEN_STOP(ctx); |
| 2751 |
} |
| 2752 |
|
| 2753 |
#define op_lwarx() (*gen_op_lwarx[ctx->mem_idx])()
|
| 2754 |
#define op_stwcx() (*gen_op_stwcx[ctx->mem_idx])()
|
| 2755 |
#if defined(CONFIG_USER_ONLY)
|
| 2756 |
/* User-mode only */
|
| 2757 |
static GenOpFunc *gen_op_lwarx[] = {
|
| 2758 |
&gen_op_lwarx_raw, |
| 2759 |
&gen_op_lwarx_le_raw, |
| 2760 |
#if defined(TARGET_PPC64)
|
| 2761 |
&gen_op_lwarx_64_raw, |
| 2762 |
&gen_op_lwarx_le_64_raw, |
| 2763 |
#endif
|
| 2764 |
}; |
| 2765 |
static GenOpFunc *gen_op_stwcx[] = {
|
| 2766 |
&gen_op_stwcx_raw, |
| 2767 |
&gen_op_stwcx_le_raw, |
| 2768 |
#if defined(TARGET_PPC64)
|
| 2769 |
&gen_op_stwcx_64_raw, |
| 2770 |
&gen_op_stwcx_le_64_raw, |
| 2771 |
#endif
|
| 2772 |
}; |
| 2773 |
#else
|
| 2774 |
#if defined(TARGET_PPC64)
|
| 2775 |
/* Full system - 64 bits mode */
|
| 2776 |
static GenOpFunc *gen_op_lwarx[] = {
|
| 2777 |
&gen_op_lwarx_user, |
| 2778 |
&gen_op_lwarx_le_user, |
| 2779 |
&gen_op_lwarx_64_user, |
| 2780 |
&gen_op_lwarx_le_64_user, |
| 2781 |
&gen_op_lwarx_kernel, |
| 2782 |
&gen_op_lwarx_le_kernel, |
| 2783 |
&gen_op_lwarx_64_kernel, |
| 2784 |
&gen_op_lwarx_le_64_kernel, |
| 2785 |
#if defined(TARGET_PPC64H)
|
| 2786 |
&gen_op_lwarx_hypv, |
| 2787 |
&gen_op_lwarx_le_hypv, |
| 2788 |
&gen_op_lwarx_64_hypv, |
| 2789 |
&gen_op_lwarx_le_64_hypv, |
| 2790 |
#endif
|
| 2791 |
}; |
| 2792 |
static GenOpFunc *gen_op_stwcx[] = {
|
| 2793 |
&gen_op_stwcx_user, |
| 2794 |
&gen_op_stwcx_le_user, |
| 2795 |
&gen_op_stwcx_64_user, |
| 2796 |
&gen_op_stwcx_le_64_user, |
| 2797 |
&gen_op_stwcx_kernel, |
| 2798 |
&gen_op_stwcx_le_kernel, |
| 2799 |
&gen_op_stwcx_64_kernel, |
| 2800 |
&gen_op_stwcx_le_64_kernel, |
| 2801 |
#if defined(TARGET_PPC64H)
|
| 2802 |
&gen_op_stwcx_hypv, |
| 2803 |
&gen_op_stwcx_le_hypv, |
| 2804 |
&gen_op_stwcx_64_hypv, |
| 2805 |
&gen_op_stwcx_le_64_hypv, |
| 2806 |
#endif
|
| 2807 |
}; |
| 2808 |
#else
|
| 2809 |
/* Full system - 32 bits mode */
|
| 2810 |
static GenOpFunc *gen_op_lwarx[] = {
|
| 2811 |
&gen_op_lwarx_user, |
| 2812 |
&gen_op_lwarx_le_user, |
| 2813 |
&gen_op_lwarx_kernel, |
| 2814 |
&gen_op_lwarx_le_kernel, |
| 2815 |
}; |
| 2816 |
static GenOpFunc *gen_op_stwcx[] = {
|
| 2817 |
&gen_op_stwcx_user, |
| 2818 |
&gen_op_stwcx_le_user, |
| 2819 |
&gen_op_stwcx_kernel, |
| 2820 |
&gen_op_stwcx_le_kernel, |
| 2821 |
}; |
| 2822 |
#endif
|
| 2823 |
#endif
|
| 2824 |
|
| 2825 |
/* lwarx */
|
| 2826 |
GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES) |
| 2827 |
{
|
| 2828 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2829 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2830 |
gen_addr_reg_index(ctx); |
| 2831 |
op_lwarx(); |
| 2832 |
gen_op_store_T1_gpr(rD(ctx->opcode)); |
| 2833 |
} |
| 2834 |
|
| 2835 |
/* stwcx. */
|
| 2836 |
GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES) |
| 2837 |
{
|
| 2838 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2839 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2840 |
gen_addr_reg_index(ctx); |
| 2841 |
gen_op_load_gpr_T1(rS(ctx->opcode)); |
| 2842 |
op_stwcx(); |
| 2843 |
} |
| 2844 |
|
| 2845 |
#if defined(TARGET_PPC64)
|
| 2846 |
#define op_ldarx() (*gen_op_ldarx[ctx->mem_idx])()
|
| 2847 |
#define op_stdcx() (*gen_op_stdcx[ctx->mem_idx])()
|
| 2848 |
#if defined(CONFIG_USER_ONLY)
|
| 2849 |
/* User-mode only */
|
| 2850 |
static GenOpFunc *gen_op_ldarx[] = {
|
| 2851 |
&gen_op_ldarx_raw, |
| 2852 |
&gen_op_ldarx_le_raw, |
| 2853 |
&gen_op_ldarx_64_raw, |
| 2854 |
&gen_op_ldarx_le_64_raw, |
| 2855 |
}; |
| 2856 |
static GenOpFunc *gen_op_stdcx[] = {
|
| 2857 |
&gen_op_stdcx_raw, |
| 2858 |
&gen_op_stdcx_le_raw, |
| 2859 |
&gen_op_stdcx_64_raw, |
| 2860 |
&gen_op_stdcx_le_64_raw, |
| 2861 |
}; |
| 2862 |
#else
|
| 2863 |
/* Full system */
|
| 2864 |
static GenOpFunc *gen_op_ldarx[] = {
|
| 2865 |
&gen_op_ldarx_user, |
| 2866 |
&gen_op_ldarx_le_user, |
| 2867 |
&gen_op_ldarx_64_user, |
| 2868 |
&gen_op_ldarx_le_64_user, |
| 2869 |
&gen_op_ldarx_kernel, |
| 2870 |
&gen_op_ldarx_le_kernel, |
| 2871 |
&gen_op_ldarx_64_kernel, |
| 2872 |
&gen_op_ldarx_le_64_kernel, |
| 2873 |
#if defined(TARGET_PPC64H)
|
| 2874 |
&gen_op_ldarx_hypv, |
| 2875 |
&gen_op_ldarx_le_hypv, |
| 2876 |
&gen_op_ldarx_64_hypv, |
| 2877 |
&gen_op_ldarx_le_64_hypv, |
| 2878 |
#endif
|
| 2879 |
}; |
| 2880 |
static GenOpFunc *gen_op_stdcx[] = {
|
| 2881 |
&gen_op_stdcx_user, |
| 2882 |
&gen_op_stdcx_le_user, |
| 2883 |
&gen_op_stdcx_64_user, |
| 2884 |
&gen_op_stdcx_le_64_user, |
| 2885 |
&gen_op_stdcx_kernel, |
| 2886 |
&gen_op_stdcx_le_kernel, |
| 2887 |
&gen_op_stdcx_64_kernel, |
| 2888 |
&gen_op_stdcx_le_64_kernel, |
| 2889 |
#if defined(TARGET_PPC64H)
|
| 2890 |
&gen_op_stdcx_hypv, |
| 2891 |
&gen_op_stdcx_le_hypv, |
| 2892 |
&gen_op_stdcx_64_hypv, |
| 2893 |
&gen_op_stdcx_le_64_hypv, |
| 2894 |
#endif
|
| 2895 |
}; |
| 2896 |
#endif
|
| 2897 |
|
| 2898 |
/* ldarx */
|
| 2899 |
GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B) |
| 2900 |
{
|
| 2901 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2902 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2903 |
gen_addr_reg_index(ctx); |
| 2904 |
op_ldarx(); |
| 2905 |
gen_op_store_T1_gpr(rD(ctx->opcode)); |
| 2906 |
} |
| 2907 |
|
| 2908 |
/* stdcx. */
|
| 2909 |
GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B) |
| 2910 |
{
|
| 2911 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 2912 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 2913 |
gen_addr_reg_index(ctx); |
| 2914 |
gen_op_load_gpr_T1(rS(ctx->opcode)); |
| 2915 |
op_stdcx(); |
| 2916 |
} |
| 2917 |
#endif /* defined(TARGET_PPC64) */ |
| 2918 |
|
| 2919 |
/* sync */
|
| 2920 |
GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC) |
| 2921 |
{
|
| 2922 |
} |
| 2923 |
|
| 2924 |
/* wait */
|
| 2925 |
GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT) |
| 2926 |
{
|
| 2927 |
/* Stop translation, as the CPU is supposed to sleep from now */
|
| 2928 |
gen_op_wait(); |
| 2929 |
GEN_EXCP(ctx, EXCP_HLT, 1);
|
| 2930 |
} |
| 2931 |
|
| 2932 |
/*** Floating-point load ***/
|
| 2933 |
#define GEN_LDF(width, opc, type) \
|
| 2934 |
GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 2935 |
{ \
|
| 2936 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 2937 |
GEN_EXCP_NO_FP(ctx); \ |
| 2938 |
return; \
|
| 2939 |
} \ |
| 2940 |
gen_addr_imm_index(ctx, 0); \
|
| 2941 |
op_ldst(l##width); \ |
| 2942 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 2943 |
} |
| 2944 |
|
| 2945 |
#define GEN_LDUF(width, opc, type) \
|
| 2946 |
GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 2947 |
{ \
|
| 2948 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 2949 |
GEN_EXCP_NO_FP(ctx); \ |
| 2950 |
return; \
|
| 2951 |
} \ |
| 2952 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
| 2953 |
GEN_EXCP_INVAL(ctx); \ |
| 2954 |
return; \
|
| 2955 |
} \ |
| 2956 |
gen_addr_imm_index(ctx, 0); \
|
| 2957 |
op_ldst(l##width); \ |
| 2958 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 2959 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 2960 |
} |
| 2961 |
|
| 2962 |
#define GEN_LDUXF(width, opc, type) \
|
| 2963 |
GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \ |
| 2964 |
{ \
|
| 2965 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 2966 |
GEN_EXCP_NO_FP(ctx); \ |
| 2967 |
return; \
|
| 2968 |
} \ |
| 2969 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
| 2970 |
GEN_EXCP_INVAL(ctx); \ |
| 2971 |
return; \
|
| 2972 |
} \ |
| 2973 |
gen_addr_reg_index(ctx); \ |
| 2974 |
op_ldst(l##width); \ |
| 2975 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 2976 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 2977 |
} |
| 2978 |
|
| 2979 |
#define GEN_LDXF(width, opc2, opc3, type) \
|
| 2980 |
GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
| 2981 |
{ \
|
| 2982 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 2983 |
GEN_EXCP_NO_FP(ctx); \ |
| 2984 |
return; \
|
| 2985 |
} \ |
| 2986 |
gen_addr_reg_index(ctx); \ |
| 2987 |
op_ldst(l##width); \ |
| 2988 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
| 2989 |
} |
| 2990 |
|
| 2991 |
#define GEN_LDFS(width, op, type) \
|
| 2992 |
OP_LD_TABLE(width); \ |
| 2993 |
GEN_LDF(width, op | 0x20, type); \
|
| 2994 |
GEN_LDUF(width, op | 0x21, type); \
|
| 2995 |
GEN_LDUXF(width, op | 0x01, type); \
|
| 2996 |
GEN_LDXF(width, 0x17, op | 0x00, type) |
| 2997 |
|
| 2998 |
/* lfd lfdu lfdux lfdx */
|
| 2999 |
GEN_LDFS(fd, 0x12, PPC_FLOAT);
|
| 3000 |
/* lfs lfsu lfsux lfsx */
|
| 3001 |
GEN_LDFS(fs, 0x10, PPC_FLOAT);
|
| 3002 |
|
| 3003 |
/*** Floating-point store ***/
|
| 3004 |
#define GEN_STF(width, opc, type) \
|
| 3005 |
GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 3006 |
{ \
|
| 3007 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 3008 |
GEN_EXCP_NO_FP(ctx); \ |
| 3009 |
return; \
|
| 3010 |
} \ |
| 3011 |
gen_addr_imm_index(ctx, 0); \
|
| 3012 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
| 3013 |
op_ldst(st##width); \ |
| 3014 |
} |
| 3015 |
|
| 3016 |
#define GEN_STUF(width, opc, type) \
|
| 3017 |
GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ |
| 3018 |
{ \
|
| 3019 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 3020 |
GEN_EXCP_NO_FP(ctx); \ |
| 3021 |
return; \
|
| 3022 |
} \ |
| 3023 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
| 3024 |
GEN_EXCP_INVAL(ctx); \ |
| 3025 |
return; \
|
| 3026 |
} \ |
| 3027 |
gen_addr_imm_index(ctx, 0); \
|
| 3028 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
| 3029 |
op_ldst(st##width); \ |
| 3030 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 3031 |
} |
| 3032 |
|
| 3033 |
#define GEN_STUXF(width, opc, type) \
|
| 3034 |
GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \ |
| 3035 |
{ \
|
| 3036 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 3037 |
GEN_EXCP_NO_FP(ctx); \ |
| 3038 |
return; \
|
| 3039 |
} \ |
| 3040 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
| 3041 |
GEN_EXCP_INVAL(ctx); \ |
| 3042 |
return; \
|
| 3043 |
} \ |
| 3044 |
gen_addr_reg_index(ctx); \ |
| 3045 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
| 3046 |
op_ldst(st##width); \ |
| 3047 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
| 3048 |
} |
| 3049 |
|
| 3050 |
#define GEN_STXF(width, opc2, opc3, type) \
|
| 3051 |
GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ |
| 3052 |
{ \
|
| 3053 |
if (unlikely(!ctx->fpu_enabled)) { \
|
| 3054 |
GEN_EXCP_NO_FP(ctx); \ |
| 3055 |
return; \
|
| 3056 |
} \ |
| 3057 |
gen_addr_reg_index(ctx); \ |
| 3058 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
| 3059 |
op_ldst(st##width); \ |
| 3060 |
} |
| 3061 |
|
| 3062 |
#define GEN_STFS(width, op, type) \
|
| 3063 |
OP_ST_TABLE(width); \ |
| 3064 |
GEN_STF(width, op | 0x20, type); \
|
| 3065 |
GEN_STUF(width, op | 0x21, type); \
|
| 3066 |
GEN_STUXF(width, op | 0x01, type); \
|
| 3067 |
GEN_STXF(width, 0x17, op | 0x00, type) |
| 3068 |
|
| 3069 |
/* stfd stfdu stfdux stfdx */
|
| 3070 |
GEN_STFS(fd, 0x16, PPC_FLOAT);
|
| 3071 |
/* stfs stfsu stfsux stfsx */
|
| 3072 |
GEN_STFS(fs, 0x14, PPC_FLOAT);
|
| 3073 |
|
| 3074 |
/* Optional: */
|
| 3075 |
/* stfiwx */
|
| 3076 |
OP_ST_TABLE(fiwx); |
| 3077 |
GEN_STXF(fiwx, 0x17, 0x1E, PPC_FLOAT_STFIWX); |
| 3078 |
|
| 3079 |
/*** Branch ***/
|
| 3080 |
static always_inline void gen_goto_tb (DisasContext *ctx, int n, |
| 3081 |
target_ulong dest) |
| 3082 |
{
|
| 3083 |
TranslationBlock *tb; |
| 3084 |
tb = ctx->tb; |
| 3085 |
if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
|
| 3086 |
if (n == 0) |
| 3087 |
gen_op_goto_tb0(TBPARAM(tb)); |
| 3088 |
else
|
| 3089 |
gen_op_goto_tb1(TBPARAM(tb)); |
| 3090 |
gen_set_T1(dest); |
| 3091 |
#if defined(TARGET_PPC64)
|
| 3092 |
if (ctx->sf_mode)
|
| 3093 |
gen_op_b_T1_64(); |
| 3094 |
else
|
| 3095 |
#endif
|
| 3096 |
gen_op_b_T1(); |
| 3097 |
gen_op_set_T0((long)tb + n);
|
| 3098 |
if (ctx->singlestep_enabled)
|
| 3099 |
gen_op_debug(); |
| 3100 |
gen_op_exit_tb(); |
| 3101 |
} else {
|
| 3102 |
gen_set_T1(dest); |
| 3103 |
#if defined(TARGET_PPC64)
|
| 3104 |
if (ctx->sf_mode)
|
| 3105 |
gen_op_b_T1_64(); |
| 3106 |
else
|
| 3107 |
#endif
|
| 3108 |
gen_op_b_T1(); |
| 3109 |
gen_op_reset_T0(); |
| 3110 |
if (ctx->singlestep_enabled)
|
| 3111 |
gen_op_debug(); |
| 3112 |
gen_op_exit_tb(); |
| 3113 |
} |
| 3114 |
} |
| 3115 |
|
| 3116 |
static always_inline void gen_setlr (DisasContext *ctx, target_ulong nip) |
| 3117 |
{
|
| 3118 |
#if defined(TARGET_PPC64)
|
| 3119 |
if (ctx->sf_mode != 0 && (nip >> 32)) |
| 3120 |
gen_op_setlr_64(ctx->nip >> 32, ctx->nip);
|
| 3121 |
else
|
| 3122 |
#endif
|
| 3123 |
gen_op_setlr(ctx->nip); |
| 3124 |
} |
| 3125 |
|
| 3126 |
/* b ba bl bla */
|
| 3127 |
GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW) |
| 3128 |
{
|
| 3129 |
target_ulong li, target; |
| 3130 |
|
| 3131 |
/* sign extend LI */
|
| 3132 |
#if defined(TARGET_PPC64)
|
| 3133 |
if (ctx->sf_mode)
|
| 3134 |
li = ((int64_t)LI(ctx->opcode) << 38) >> 38; |
| 3135 |
else
|
| 3136 |
#endif
|
| 3137 |
li = ((int32_t)LI(ctx->opcode) << 6) >> 6; |
| 3138 |
if (likely(AA(ctx->opcode) == 0)) |
| 3139 |
target = ctx->nip + li - 4;
|
| 3140 |
else
|
| 3141 |
target = li; |
| 3142 |
#if defined(TARGET_PPC64)
|
| 3143 |
if (!ctx->sf_mode)
|
| 3144 |
target = (uint32_t)target; |
| 3145 |
#endif
|
| 3146 |
if (LK(ctx->opcode))
|
| 3147 |
gen_setlr(ctx, ctx->nip); |
| 3148 |
gen_goto_tb(ctx, 0, target);
|
| 3149 |
ctx->exception = POWERPC_EXCP_BRANCH; |
| 3150 |
} |
| 3151 |
|
| 3152 |
#define BCOND_IM 0 |
| 3153 |
#define BCOND_LR 1 |
| 3154 |
#define BCOND_CTR 2 |
| 3155 |
|
| 3156 |
static always_inline void gen_bcond (DisasContext *ctx, int type) |
| 3157 |
{
|
| 3158 |
target_ulong target = 0;
|
| 3159 |
target_ulong li; |
| 3160 |
uint32_t bo = BO(ctx->opcode); |
| 3161 |
uint32_t bi = BI(ctx->opcode); |
| 3162 |
uint32_t mask; |
| 3163 |
|
| 3164 |
if ((bo & 0x4) == 0) |
| 3165 |
gen_op_dec_ctr(); |
| 3166 |
switch(type) {
|
| 3167 |
case BCOND_IM:
|
| 3168 |
li = (target_long)((int16_t)(BD(ctx->opcode))); |
| 3169 |
if (likely(AA(ctx->opcode) == 0)) { |
| 3170 |
target = ctx->nip + li - 4;
|
| 3171 |
} else {
|
| 3172 |
target = li; |
| 3173 |
} |
| 3174 |
#if defined(TARGET_PPC64)
|
| 3175 |
if (!ctx->sf_mode)
|
| 3176 |
target = (uint32_t)target; |
| 3177 |
#endif
|
| 3178 |
break;
|
| 3179 |
case BCOND_CTR:
|
| 3180 |
gen_op_movl_T1_ctr(); |
| 3181 |
break;
|
| 3182 |
default:
|
| 3183 |
case BCOND_LR:
|
| 3184 |
gen_op_movl_T1_lr(); |
| 3185 |
break;
|
| 3186 |
} |
| 3187 |
if (LK(ctx->opcode))
|
| 3188 |
gen_setlr(ctx, ctx->nip); |
| 3189 |
if (bo & 0x10) { |
| 3190 |
/* No CR condition */
|
| 3191 |
switch (bo & 0x6) { |
| 3192 |
case 0: |
| 3193 |
#if defined(TARGET_PPC64)
|
| 3194 |
if (ctx->sf_mode)
|
| 3195 |
gen_op_test_ctr_64(); |
| 3196 |
else
|
| 3197 |
#endif
|
| 3198 |
gen_op_test_ctr(); |
| 3199 |
break;
|
| 3200 |
case 2: |
| 3201 |
#if defined(TARGET_PPC64)
|
| 3202 |
if (ctx->sf_mode)
|
| 3203 |
gen_op_test_ctrz_64(); |
| 3204 |
else
|
| 3205 |
#endif
|
| 3206 |
gen_op_test_ctrz(); |
| 3207 |
break;
|
| 3208 |
default:
|
| 3209 |
case 4: |
| 3210 |
case 6: |
| 3211 |
if (type == BCOND_IM) {
|
| 3212 |
gen_goto_tb(ctx, 0, target);
|
| 3213 |
goto out;
|
| 3214 |
} else {
|
| 3215 |
#if defined(TARGET_PPC64)
|
| 3216 |
if (ctx->sf_mode)
|
| 3217 |
gen_op_b_T1_64(); |
| 3218 |
else
|
| 3219 |
#endif
|
| 3220 |
gen_op_b_T1(); |
| 3221 |
gen_op_reset_T0(); |
| 3222 |
goto no_test;
|
| 3223 |
} |
| 3224 |
break;
|
| 3225 |
} |
| 3226 |
} else {
|
| 3227 |
mask = 1 << (3 - (bi & 0x03)); |
| 3228 |
gen_op_load_crf_T0(bi >> 2);
|
| 3229 |
if (bo & 0x8) { |
| 3230 |
switch (bo & 0x6) { |
| 3231 |
case 0: |
| 3232 |
#if defined(TARGET_PPC64)
|
| 3233 |
if (ctx->sf_mode)
|
| 3234 |
gen_op_test_ctr_true_64(mask); |
| 3235 |
else
|
| 3236 |
#endif
|
| 3237 |
gen_op_test_ctr_true(mask); |
| 3238 |
break;
|
| 3239 |
case 2: |
| 3240 |
#if defined(TARGET_PPC64)
|
| 3241 |
if (ctx->sf_mode)
|
| 3242 |
gen_op_test_ctrz_true_64(mask); |
| 3243 |
else
|
| 3244 |
#endif
|
| 3245 |
gen_op_test_ctrz_true(mask); |
| 3246 |
break;
|
| 3247 |
default:
|
| 3248 |
case 4: |
| 3249 |
case 6: |
| 3250 |
gen_op_test_true(mask); |
| 3251 |
break;
|
| 3252 |
} |
| 3253 |
} else {
|
| 3254 |
switch (bo & 0x6) { |
| 3255 |
case 0: |
| 3256 |
#if defined(TARGET_PPC64)
|
| 3257 |
if (ctx->sf_mode)
|
| 3258 |
gen_op_test_ctr_false_64(mask); |
| 3259 |
else
|
| 3260 |
#endif
|
| 3261 |
gen_op_test_ctr_false(mask); |
| 3262 |
break;
|
| 3263 |
case 2: |
| 3264 |
#if defined(TARGET_PPC64)
|
| 3265 |
if (ctx->sf_mode)
|
| 3266 |
gen_op_test_ctrz_false_64(mask); |
| 3267 |
else
|
| 3268 |
#endif
|
| 3269 |
gen_op_test_ctrz_false(mask); |
| 3270 |
break;
|
| 3271 |
default:
|
| 3272 |
case 4: |
| 3273 |
case 6: |
| 3274 |
gen_op_test_false(mask); |
| 3275 |
break;
|
| 3276 |
} |
| 3277 |
} |
| 3278 |
} |
| 3279 |
if (type == BCOND_IM) {
|
| 3280 |
int l1 = gen_new_label();
|
| 3281 |
gen_op_jz_T0(l1); |
| 3282 |
gen_goto_tb(ctx, 0, target);
|
| 3283 |
gen_set_label(l1); |
| 3284 |
gen_goto_tb(ctx, 1, ctx->nip);
|
| 3285 |
} else {
|
| 3286 |
#if defined(TARGET_PPC64)
|
| 3287 |
if (ctx->sf_mode)
|
| 3288 |
gen_op_btest_T1_64(ctx->nip >> 32, ctx->nip);
|
| 3289 |
else
|
| 3290 |
#endif
|
| 3291 |
gen_op_btest_T1(ctx->nip); |
| 3292 |
gen_op_reset_T0(); |
| 3293 |
no_test:
|
| 3294 |
if (ctx->singlestep_enabled)
|
| 3295 |
gen_op_debug(); |
| 3296 |
gen_op_exit_tb(); |
| 3297 |
} |
| 3298 |
out:
|
| 3299 |
ctx->exception = POWERPC_EXCP_BRANCH; |
| 3300 |
} |
| 3301 |
|
| 3302 |
GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW) |
| 3303 |
{
|
| 3304 |
gen_bcond(ctx, BCOND_IM); |
| 3305 |
} |
| 3306 |
|
| 3307 |
GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW) |
| 3308 |
{
|
| 3309 |
gen_bcond(ctx, BCOND_CTR); |
| 3310 |
} |
| 3311 |
|
| 3312 |
GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW) |
| 3313 |
{
|
| 3314 |
gen_bcond(ctx, BCOND_LR); |
| 3315 |
} |
| 3316 |
|
| 3317 |
/*** Condition register logical ***/
|
| 3318 |
#define GEN_CRLOGIC(op, opc) \
|
| 3319 |
GEN_HANDLER(cr##op, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \ |
| 3320 |
{ \
|
| 3321 |
gen_op_load_crf_T0(crbA(ctx->opcode) >> 2); \
|
| 3322 |
gen_op_getbit_T0(3 - (crbA(ctx->opcode) & 0x03)); \ |
| 3323 |
gen_op_load_crf_T1(crbB(ctx->opcode) >> 2); \
|
| 3324 |
gen_op_getbit_T1(3 - (crbB(ctx->opcode) & 0x03)); \ |
| 3325 |
gen_op_##op(); \ |
| 3326 |
gen_op_load_crf_T1(crbD(ctx->opcode) >> 2); \
|
| 3327 |
gen_op_setcrfbit(~(1 << (3 - (crbD(ctx->opcode) & 0x03))), \ |
| 3328 |
3 - (crbD(ctx->opcode) & 0x03)); \ |
| 3329 |
gen_op_store_T1_crf(crbD(ctx->opcode) >> 2); \
|
| 3330 |
} |
| 3331 |
|
| 3332 |
/* crand */
|
| 3333 |
GEN_CRLOGIC(and, 0x08);
|
| 3334 |
/* crandc */
|
| 3335 |
GEN_CRLOGIC(andc, 0x04);
|
| 3336 |
/* creqv */
|
| 3337 |
GEN_CRLOGIC(eqv, 0x09);
|
| 3338 |
/* crnand */
|
| 3339 |
GEN_CRLOGIC(nand, 0x07);
|
| 3340 |
/* crnor */
|
| 3341 |
GEN_CRLOGIC(nor, 0x01);
|
| 3342 |
/* cror */
|
| 3343 |
GEN_CRLOGIC(or, 0x0E);
|
| 3344 |
/* crorc */
|
| 3345 |
GEN_CRLOGIC(orc, 0x0D);
|
| 3346 |
/* crxor */
|
| 3347 |
GEN_CRLOGIC(xor, 0x06);
|
| 3348 |
/* mcrf */
|
| 3349 |
GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER) |
| 3350 |
{
|
| 3351 |
gen_op_load_crf_T0(crfS(ctx->opcode)); |
| 3352 |
gen_op_store_T0_crf(crfD(ctx->opcode)); |
| 3353 |
} |
| 3354 |
|
| 3355 |
/*** System linkage ***/
|
| 3356 |
/* rfi (supervisor only) */
|
| 3357 |
GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW) |
| 3358 |
{
|
| 3359 |
#if defined(CONFIG_USER_ONLY)
|
| 3360 |
GEN_EXCP_PRIVOPC(ctx); |
| 3361 |
#else
|
| 3362 |
/* Restore CPU state */
|
| 3363 |
if (unlikely(!ctx->supervisor)) {
|
| 3364 |
GEN_EXCP_PRIVOPC(ctx); |
| 3365 |
return;
|
| 3366 |
} |
| 3367 |
gen_op_rfi(); |
| 3368 |
GEN_SYNC(ctx); |
| 3369 |
#endif
|
| 3370 |
} |
| 3371 |
|
| 3372 |
#if defined(TARGET_PPC64)
|
| 3373 |
GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B) |
| 3374 |
{
|
| 3375 |
#if defined(CONFIG_USER_ONLY)
|
| 3376 |
GEN_EXCP_PRIVOPC(ctx); |
| 3377 |
#else
|
| 3378 |
/* Restore CPU state */
|
| 3379 |
if (unlikely(!ctx->supervisor)) {
|
| 3380 |
GEN_EXCP_PRIVOPC(ctx); |
| 3381 |
return;
|
| 3382 |
} |
| 3383 |
gen_op_rfid(); |
| 3384 |
GEN_SYNC(ctx); |
| 3385 |
#endif
|
| 3386 |
} |
| 3387 |
#endif
|
| 3388 |
|
| 3389 |
#if defined(TARGET_PPC64H)
|
| 3390 |
GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64B) |
| 3391 |
{
|
| 3392 |
#if defined(CONFIG_USER_ONLY)
|
| 3393 |
GEN_EXCP_PRIVOPC(ctx); |
| 3394 |
#else
|
| 3395 |
/* Restore CPU state */
|
| 3396 |
if (unlikely(ctx->supervisor <= 1)) { |
| 3397 |
GEN_EXCP_PRIVOPC(ctx); |
| 3398 |
return;
|
| 3399 |
} |
| 3400 |
gen_op_hrfid(); |
| 3401 |
GEN_SYNC(ctx); |
| 3402 |
#endif
|
| 3403 |
} |
| 3404 |
#endif
|
| 3405 |
|
| 3406 |
/* sc */
|
| 3407 |
#if defined(CONFIG_USER_ONLY)
|
| 3408 |
#define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER
|
| 3409 |
#else
|
| 3410 |
#define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL
|
| 3411 |
#endif
|
| 3412 |
GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW) |
| 3413 |
{
|
| 3414 |
uint32_t lev; |
| 3415 |
|
| 3416 |
lev = (ctx->opcode >> 5) & 0x7F; |
| 3417 |
GEN_EXCP(ctx, POWERPC_SYSCALL, lev); |
| 3418 |
} |
| 3419 |
|
| 3420 |
/*** Trap ***/
|
| 3421 |
/* tw */
|
| 3422 |
GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW) |
| 3423 |
{
|
| 3424 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 3425 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 3426 |
/* Update the nip since this might generate a trap exception */
|
| 3427 |
gen_update_nip(ctx, ctx->nip); |
| 3428 |
gen_op_tw(TO(ctx->opcode)); |
| 3429 |
} |
| 3430 |
|
| 3431 |
/* twi */
|
| 3432 |
GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW) |
| 3433 |
{
|
| 3434 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 3435 |
gen_set_T1(SIMM(ctx->opcode)); |
| 3436 |
/* Update the nip since this might generate a trap exception */
|
| 3437 |
gen_update_nip(ctx, ctx->nip); |
| 3438 |
gen_op_tw(TO(ctx->opcode)); |
| 3439 |
} |
| 3440 |
|
| 3441 |
#if defined(TARGET_PPC64)
|
| 3442 |
/* td */
|
| 3443 |
GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B) |
| 3444 |
{
|
| 3445 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 3446 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 3447 |
/* Update the nip since this might generate a trap exception */
|
| 3448 |
gen_update_nip(ctx, ctx->nip); |
| 3449 |
gen_op_td(TO(ctx->opcode)); |
| 3450 |
} |
| 3451 |
|
| 3452 |
/* tdi */
|
| 3453 |
GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B) |
| 3454 |
{
|
| 3455 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 3456 |
gen_set_T1(SIMM(ctx->opcode)); |
| 3457 |
/* Update the nip since this might generate a trap exception */
|
| 3458 |
gen_update_nip(ctx, ctx->nip); |
| 3459 |
gen_op_td(TO(ctx->opcode)); |
| 3460 |
} |
| 3461 |
#endif
|
| 3462 |
|
| 3463 |
/*** Processor control ***/
|
| 3464 |
/* mcrxr */
|
| 3465 |
GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC) |
| 3466 |
{
|
| 3467 |
gen_op_load_xer_cr(); |
| 3468 |
gen_op_store_T0_crf(crfD(ctx->opcode)); |
| 3469 |
gen_op_clear_xer_ov(); |
| 3470 |
gen_op_clear_xer_ca(); |
| 3471 |
} |
| 3472 |
|
| 3473 |
/* mfcr */
|
| 3474 |
GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC) |
| 3475 |
{
|
| 3476 |
uint32_t crm, crn; |
| 3477 |
|
| 3478 |
if (likely(ctx->opcode & 0x00100000)) { |
| 3479 |
crm = CRM(ctx->opcode); |
| 3480 |
if (likely((crm ^ (crm - 1)) == 0)) { |
| 3481 |
crn = ffs(crm); |
| 3482 |
gen_op_load_cro(7 - crn);
|
| 3483 |
} |
| 3484 |
} else {
|
| 3485 |
gen_op_load_cr(); |
| 3486 |
} |
| 3487 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 3488 |
} |
| 3489 |
|
| 3490 |
/* mfmsr */
|
| 3491 |
GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC) |
| 3492 |
{
|
| 3493 |
#if defined(CONFIG_USER_ONLY)
|
| 3494 |
GEN_EXCP_PRIVREG(ctx); |
| 3495 |
#else
|
| 3496 |
if (unlikely(!ctx->supervisor)) {
|
| 3497 |
GEN_EXCP_PRIVREG(ctx); |
| 3498 |
return;
|
| 3499 |
} |
| 3500 |
gen_op_load_msr(); |
| 3501 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 3502 |
#endif
|
| 3503 |
} |
| 3504 |
|
| 3505 |
#if 1 |
| 3506 |
#define SPR_NOACCESS ((void *)(-1)) |
| 3507 |
#else
|
| 3508 |
static void spr_noaccess (void *opaque, int sprn) |
| 3509 |
{
|
| 3510 |
sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); |
| 3511 |
printf("ERROR: try to access SPR %d !\n", sprn);
|
| 3512 |
} |
| 3513 |
#define SPR_NOACCESS (&spr_noaccess)
|
| 3514 |
#endif
|
| 3515 |
|
| 3516 |
/* mfspr */
|
| 3517 |
static always_inline void gen_op_mfspr (DisasContext *ctx) |
| 3518 |
{
|
| 3519 |
void (*read_cb)(void *opaque, int sprn); |
| 3520 |
uint32_t sprn = SPR(ctx->opcode); |
| 3521 |
|
| 3522 |
#if !defined(CONFIG_USER_ONLY)
|
| 3523 |
#if defined(TARGET_PPC64H)
|
| 3524 |
if (ctx->supervisor == 2) |
| 3525 |
read_cb = ctx->spr_cb[sprn].hea_read; |
| 3526 |
else
|
| 3527 |
#endif
|
| 3528 |
if (ctx->supervisor)
|
| 3529 |
read_cb = ctx->spr_cb[sprn].oea_read; |
| 3530 |
else
|
| 3531 |
#endif
|
| 3532 |
read_cb = ctx->spr_cb[sprn].uea_read; |
| 3533 |
if (likely(read_cb != NULL)) { |
| 3534 |
if (likely(read_cb != SPR_NOACCESS)) {
|
| 3535 |
(*read_cb)(ctx, sprn); |
| 3536 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 3537 |
} else {
|
| 3538 |
/* Privilege exception */
|
| 3539 |
if (loglevel != 0) { |
| 3540 |
fprintf(logfile, "Trying to read privileged spr %d %03x\n",
|
| 3541 |
sprn, sprn); |
| 3542 |
} |
| 3543 |
printf("Trying to read privileged spr %d %03x\n", sprn, sprn);
|
| 3544 |
GEN_EXCP_PRIVREG(ctx); |
| 3545 |
} |
| 3546 |
} else {
|
| 3547 |
/* Not defined */
|
| 3548 |
if (loglevel != 0) { |
| 3549 |
fprintf(logfile, "Trying to read invalid spr %d %03x\n",
|
| 3550 |
sprn, sprn); |
| 3551 |
} |
| 3552 |
printf("Trying to read invalid spr %d %03x\n", sprn, sprn);
|
| 3553 |
GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, |
| 3554 |
POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR); |
| 3555 |
} |
| 3556 |
} |
| 3557 |
|
| 3558 |
GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC) |
| 3559 |
{
|
| 3560 |
gen_op_mfspr(ctx); |
| 3561 |
} |
| 3562 |
|
| 3563 |
/* mftb */
|
| 3564 |
GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB) |
| 3565 |
{
|
| 3566 |
gen_op_mfspr(ctx); |
| 3567 |
} |
| 3568 |
|
| 3569 |
/* mtcrf */
|
| 3570 |
GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC) |
| 3571 |
{
|
| 3572 |
uint32_t crm, crn; |
| 3573 |
|
| 3574 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 3575 |
crm = CRM(ctx->opcode); |
| 3576 |
if (likely((ctx->opcode & 0x00100000) || (crm ^ (crm - 1)) == 0)) { |
| 3577 |
crn = ffs(crm); |
| 3578 |
gen_op_srli_T0(crn * 4);
|
| 3579 |
gen_op_andi_T0(0xF);
|
| 3580 |
gen_op_store_cro(7 - crn);
|
| 3581 |
} else {
|
| 3582 |
gen_op_store_cr(crm); |
| 3583 |
} |
| 3584 |
} |
| 3585 |
|
| 3586 |
/* mtmsr */
|
| 3587 |
#if defined(TARGET_PPC64)
|
| 3588 |
GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B) |
| 3589 |
{
|
| 3590 |
#if defined(CONFIG_USER_ONLY)
|
| 3591 |
GEN_EXCP_PRIVREG(ctx); |
| 3592 |
#else
|
| 3593 |
if (unlikely(!ctx->supervisor)) {
|
| 3594 |
GEN_EXCP_PRIVREG(ctx); |
| 3595 |
return;
|
| 3596 |
} |
| 3597 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 3598 |
if (ctx->opcode & 0x00010000) { |
| 3599 |
/* Special form that does not need any synchronisation */
|
| 3600 |
gen_op_update_riee(); |
| 3601 |
} else {
|
| 3602 |
/* XXX: we need to update nip before the store
|
| 3603 |
* if we enter power saving mode, we will exit the loop
|
| 3604 |
* directly from ppc_store_msr
|
| 3605 |
*/
|
| 3606 |
gen_update_nip(ctx, ctx->nip); |
| 3607 |
gen_op_store_msr(); |
| 3608 |
/* Must stop the translation as machine state (may have) changed */
|
| 3609 |
/* Note that mtmsr is not always defined as context-synchronizing */
|
| 3610 |
ctx->exception = POWERPC_EXCP_STOP; |
| 3611 |
} |
| 3612 |
#endif
|
| 3613 |
} |
| 3614 |
#endif
|
| 3615 |
|
| 3616 |
GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC) |
| 3617 |
{
|
| 3618 |
#if defined(CONFIG_USER_ONLY)
|
| 3619 |
GEN_EXCP_PRIVREG(ctx); |
| 3620 |
#else
|
| 3621 |
if (unlikely(!ctx->supervisor)) {
|
| 3622 |
GEN_EXCP_PRIVREG(ctx); |
| 3623 |
return;
|
| 3624 |
} |
| 3625 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 3626 |
if (ctx->opcode & 0x00010000) { |
| 3627 |
/* Special form that does not need any synchronisation */
|
| 3628 |
gen_op_update_riee(); |
| 3629 |
} else {
|
| 3630 |
/* XXX: we need to update nip before the store
|
| 3631 |
* if we enter power saving mode, we will exit the loop
|
| 3632 |
* directly from ppc_store_msr
|
| 3633 |
*/
|
| 3634 |
gen_update_nip(ctx, ctx->nip); |
| 3635 |
#if defined(TARGET_PPC64)
|
| 3636 |
if (!ctx->sf_mode)
|
| 3637 |
gen_op_store_msr_32(); |
| 3638 |
else
|
| 3639 |
#endif
|
| 3640 |
gen_op_store_msr(); |
| 3641 |
/* Must stop the translation as machine state (may have) changed */
|
| 3642 |
/* Note that mtmsrd is not always defined as context-synchronizing */
|
| 3643 |
ctx->exception = POWERPC_EXCP_STOP; |
| 3644 |
} |
| 3645 |
#endif
|
| 3646 |
} |
| 3647 |
|
| 3648 |
/* mtspr */
|
| 3649 |
GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC) |
| 3650 |
{
|
| 3651 |
void (*write_cb)(void *opaque, int sprn); |
| 3652 |
uint32_t sprn = SPR(ctx->opcode); |
| 3653 |
|
| 3654 |
#if !defined(CONFIG_USER_ONLY)
|
| 3655 |
#if defined(TARGET_PPC64H)
|
| 3656 |
if (ctx->supervisor == 2) |
| 3657 |
write_cb = ctx->spr_cb[sprn].hea_write; |
| 3658 |
else
|
| 3659 |
#endif
|
| 3660 |
if (ctx->supervisor)
|
| 3661 |
write_cb = ctx->spr_cb[sprn].oea_write; |
| 3662 |
else
|
| 3663 |
#endif
|
| 3664 |
write_cb = ctx->spr_cb[sprn].uea_write; |
| 3665 |
if (likely(write_cb != NULL)) { |
| 3666 |
if (likely(write_cb != SPR_NOACCESS)) {
|
| 3667 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 3668 |
(*write_cb)(ctx, sprn); |
| 3669 |
} else {
|
| 3670 |
/* Privilege exception */
|
| 3671 |
if (loglevel != 0) { |
| 3672 |
fprintf(logfile, "Trying to write privileged spr %d %03x\n",
|
| 3673 |
sprn, sprn); |
| 3674 |
} |
| 3675 |
printf("Trying to write privileged spr %d %03x\n", sprn, sprn);
|
| 3676 |
GEN_EXCP_PRIVREG(ctx); |
| 3677 |
} |
| 3678 |
} else {
|
| 3679 |
/* Not defined */
|
| 3680 |
if (loglevel != 0) { |
| 3681 |
fprintf(logfile, "Trying to write invalid spr %d %03x\n",
|
| 3682 |
sprn, sprn); |
| 3683 |
} |
| 3684 |
printf("Trying to write invalid spr %d %03x\n", sprn, sprn);
|
| 3685 |
GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, |
| 3686 |
POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR); |
| 3687 |
} |
| 3688 |
} |
| 3689 |
|
| 3690 |
/*** Cache management ***/
|
| 3691 |
/* dcbf */
|
| 3692 |
GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE) |
| 3693 |
{
|
| 3694 |
/* XXX: specification says this is treated as a load by the MMU */
|
| 3695 |
gen_addr_reg_index(ctx); |
| 3696 |
op_ldst(lbz); |
| 3697 |
} |
| 3698 |
|
| 3699 |
/* dcbi (Supervisor only) */
|
| 3700 |
GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE) |
| 3701 |
{
|
| 3702 |
#if defined(CONFIG_USER_ONLY)
|
| 3703 |
GEN_EXCP_PRIVOPC(ctx); |
| 3704 |
#else
|
| 3705 |
if (unlikely(!ctx->supervisor)) {
|
| 3706 |
GEN_EXCP_PRIVOPC(ctx); |
| 3707 |
return;
|
| 3708 |
} |
| 3709 |
gen_addr_reg_index(ctx); |
| 3710 |
/* XXX: specification says this should be treated as a store by the MMU */
|
| 3711 |
op_ldst(lbz); |
| 3712 |
op_ldst(stb); |
| 3713 |
#endif
|
| 3714 |
} |
| 3715 |
|
| 3716 |
/* dcdst */
|
| 3717 |
GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE) |
| 3718 |
{
|
| 3719 |
/* XXX: specification say this is treated as a load by the MMU */
|
| 3720 |
gen_addr_reg_index(ctx); |
| 3721 |
op_ldst(lbz); |
| 3722 |
} |
| 3723 |
|
| 3724 |
/* dcbt */
|
| 3725 |
GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE) |
| 3726 |
{
|
| 3727 |
/* interpreted as no-op */
|
| 3728 |
/* XXX: specification say this is treated as a load by the MMU
|
| 3729 |
* but does not generate any exception
|
| 3730 |
*/
|
| 3731 |
} |
| 3732 |
|
| 3733 |
/* dcbtst */
|
| 3734 |
GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE) |
| 3735 |
{
|
| 3736 |
/* interpreted as no-op */
|
| 3737 |
/* XXX: specification say this is treated as a load by the MMU
|
| 3738 |
* but does not generate any exception
|
| 3739 |
*/
|
| 3740 |
} |
| 3741 |
|
| 3742 |
/* dcbz */
|
| 3743 |
#define op_dcbz(n) (*gen_op_dcbz[n][ctx->mem_idx])()
|
| 3744 |
#if defined(CONFIG_USER_ONLY)
|
| 3745 |
/* User-mode only */
|
| 3746 |
static GenOpFunc *gen_op_dcbz[4][4] = { |
| 3747 |
{
|
| 3748 |
&gen_op_dcbz_l32_raw, |
| 3749 |
&gen_op_dcbz_l32_raw, |
| 3750 |
#if defined(TARGET_PPC64)
|
| 3751 |
&gen_op_dcbz_l32_64_raw, |
| 3752 |
&gen_op_dcbz_l32_64_raw, |
| 3753 |
#endif
|
| 3754 |
}, |
| 3755 |
{
|
| 3756 |
&gen_op_dcbz_l64_raw, |
| 3757 |
&gen_op_dcbz_l64_raw, |
| 3758 |
#if defined(TARGET_PPC64)
|
| 3759 |
&gen_op_dcbz_l64_64_raw, |
| 3760 |
&gen_op_dcbz_l64_64_raw, |
| 3761 |
#endif
|
| 3762 |
}, |
| 3763 |
{
|
| 3764 |
&gen_op_dcbz_l128_raw, |
| 3765 |
&gen_op_dcbz_l128_raw, |
| 3766 |
#if defined(TARGET_PPC64)
|
| 3767 |
&gen_op_dcbz_l128_64_raw, |
| 3768 |
&gen_op_dcbz_l128_64_raw, |
| 3769 |
#endif
|
| 3770 |
}, |
| 3771 |
{
|
| 3772 |
&gen_op_dcbz_raw, |
| 3773 |
&gen_op_dcbz_raw, |
| 3774 |
#if defined(TARGET_PPC64)
|
| 3775 |
&gen_op_dcbz_64_raw, |
| 3776 |
&gen_op_dcbz_64_raw, |
| 3777 |
#endif
|
| 3778 |
}, |
| 3779 |
}; |
| 3780 |
#else
|
| 3781 |
#if defined(TARGET_PPC64)
|
| 3782 |
/* Full system - 64 bits mode */
|
| 3783 |
static GenOpFunc *gen_op_dcbz[4][12] = { |
| 3784 |
{
|
| 3785 |
&gen_op_dcbz_l32_user, |
| 3786 |
&gen_op_dcbz_l32_user, |
| 3787 |
&gen_op_dcbz_l32_64_user, |
| 3788 |
&gen_op_dcbz_l32_64_user, |
| 3789 |
&gen_op_dcbz_l32_kernel, |
| 3790 |
&gen_op_dcbz_l32_kernel, |
| 3791 |
&gen_op_dcbz_l32_64_kernel, |
| 3792 |
&gen_op_dcbz_l32_64_kernel, |
| 3793 |
#if defined(TARGET_PPC64H)
|
| 3794 |
&gen_op_dcbz_l32_hypv, |
| 3795 |
&gen_op_dcbz_l32_hypv, |
| 3796 |
&gen_op_dcbz_l32_64_hypv, |
| 3797 |
&gen_op_dcbz_l32_64_hypv, |
| 3798 |
#endif
|
| 3799 |
}, |
| 3800 |
{
|
| 3801 |
&gen_op_dcbz_l64_user, |
| 3802 |
&gen_op_dcbz_l64_user, |
| 3803 |
&gen_op_dcbz_l64_64_user, |
| 3804 |
&gen_op_dcbz_l64_64_user, |
| 3805 |
&gen_op_dcbz_l64_kernel, |
| 3806 |
&gen_op_dcbz_l64_kernel, |
| 3807 |
&gen_op_dcbz_l64_64_kernel, |
| 3808 |
&gen_op_dcbz_l64_64_kernel, |
| 3809 |
#if defined(TARGET_PPC64H)
|
| 3810 |
&gen_op_dcbz_l64_hypv, |
| 3811 |
&gen_op_dcbz_l64_hypv, |
| 3812 |
&gen_op_dcbz_l64_64_hypv, |
| 3813 |
&gen_op_dcbz_l64_64_hypv, |
| 3814 |
#endif
|
| 3815 |
}, |
| 3816 |
{
|
| 3817 |
&gen_op_dcbz_l128_user, |
| 3818 |
&gen_op_dcbz_l128_user, |
| 3819 |
&gen_op_dcbz_l128_64_user, |
| 3820 |
&gen_op_dcbz_l128_64_user, |
| 3821 |
&gen_op_dcbz_l128_kernel, |
| 3822 |
&gen_op_dcbz_l128_kernel, |
| 3823 |
&gen_op_dcbz_l128_64_kernel, |
| 3824 |
&gen_op_dcbz_l128_64_kernel, |
| 3825 |
#if defined(TARGET_PPC64H)
|
| 3826 |
&gen_op_dcbz_l128_hypv, |
| 3827 |
&gen_op_dcbz_l128_hypv, |
| 3828 |
&gen_op_dcbz_l128_64_hypv, |
| 3829 |
&gen_op_dcbz_l128_64_hypv, |
| 3830 |
#endif
|
| 3831 |
}, |
| 3832 |
{
|
| 3833 |
&gen_op_dcbz_user, |
| 3834 |
&gen_op_dcbz_user, |
| 3835 |
&gen_op_dcbz_64_user, |
| 3836 |
&gen_op_dcbz_64_user, |
| 3837 |
&gen_op_dcbz_kernel, |
| 3838 |
&gen_op_dcbz_kernel, |
| 3839 |
&gen_op_dcbz_64_kernel, |
| 3840 |
&gen_op_dcbz_64_kernel, |
| 3841 |
#if defined(TARGET_PPC64H)
|
| 3842 |
&gen_op_dcbz_hypv, |
| 3843 |
&gen_op_dcbz_hypv, |
| 3844 |
&gen_op_dcbz_64_hypv, |
| 3845 |
&gen_op_dcbz_64_hypv, |
| 3846 |
#endif
|
| 3847 |
}, |
| 3848 |
}; |
| 3849 |
#else
|
| 3850 |
/* Full system - 32 bits mode */
|
| 3851 |
static GenOpFunc *gen_op_dcbz[4][4] = { |
| 3852 |
{
|
| 3853 |
&gen_op_dcbz_l32_user, |
| 3854 |
&gen_op_dcbz_l32_user, |
| 3855 |
&gen_op_dcbz_l32_kernel, |
| 3856 |
&gen_op_dcbz_l32_kernel, |
| 3857 |
}, |
| 3858 |
{
|
| 3859 |
&gen_op_dcbz_l64_user, |
| 3860 |
&gen_op_dcbz_l64_user, |
| 3861 |
&gen_op_dcbz_l64_kernel, |
| 3862 |
&gen_op_dcbz_l64_kernel, |
| 3863 |
}, |
| 3864 |
{
|
| 3865 |
&gen_op_dcbz_l128_user, |
| 3866 |
&gen_op_dcbz_l128_user, |
| 3867 |
&gen_op_dcbz_l128_kernel, |
| 3868 |
&gen_op_dcbz_l128_kernel, |
| 3869 |
}, |
| 3870 |
{
|
| 3871 |
&gen_op_dcbz_user, |
| 3872 |
&gen_op_dcbz_user, |
| 3873 |
&gen_op_dcbz_kernel, |
| 3874 |
&gen_op_dcbz_kernel, |
| 3875 |
}, |
| 3876 |
}; |
| 3877 |
#endif
|
| 3878 |
#endif
|
| 3879 |
|
| 3880 |
static always_inline void handler_dcbz (DisasContext *ctx, |
| 3881 |
int dcache_line_size)
|
| 3882 |
{
|
| 3883 |
int n;
|
| 3884 |
|
| 3885 |
switch (dcache_line_size) {
|
| 3886 |
case 32: |
| 3887 |
n = 0;
|
| 3888 |
break;
|
| 3889 |
case 64: |
| 3890 |
n = 1;
|
| 3891 |
break;
|
| 3892 |
case 128: |
| 3893 |
n = 2;
|
| 3894 |
break;
|
| 3895 |
default:
|
| 3896 |
n = 3;
|
| 3897 |
break;
|
| 3898 |
} |
| 3899 |
op_dcbz(n); |
| 3900 |
} |
| 3901 |
|
| 3902 |
GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ) |
| 3903 |
{
|
| 3904 |
gen_addr_reg_index(ctx); |
| 3905 |
handler_dcbz(ctx, ctx->dcache_line_size); |
| 3906 |
gen_op_check_reservation(); |
| 3907 |
} |
| 3908 |
|
| 3909 |
GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT) |
| 3910 |
{
|
| 3911 |
gen_addr_reg_index(ctx); |
| 3912 |
if (ctx->opcode & 0x00200000) |
| 3913 |
handler_dcbz(ctx, ctx->dcache_line_size); |
| 3914 |
else
|
| 3915 |
handler_dcbz(ctx, -1);
|
| 3916 |
gen_op_check_reservation(); |
| 3917 |
} |
| 3918 |
|
| 3919 |
/* icbi */
|
| 3920 |
#define op_icbi() (*gen_op_icbi[ctx->mem_idx])()
|
| 3921 |
#if defined(CONFIG_USER_ONLY)
|
| 3922 |
/* User-mode only */
|
| 3923 |
static GenOpFunc *gen_op_icbi[] = {
|
| 3924 |
&gen_op_icbi_raw, |
| 3925 |
&gen_op_icbi_raw, |
| 3926 |
#if defined(TARGET_PPC64)
|
| 3927 |
&gen_op_icbi_64_raw, |
| 3928 |
&gen_op_icbi_64_raw, |
| 3929 |
#endif
|
| 3930 |
}; |
| 3931 |
#else
|
| 3932 |
/* Full system - 64 bits mode */
|
| 3933 |
#if defined(TARGET_PPC64)
|
| 3934 |
static GenOpFunc *gen_op_icbi[] = {
|
| 3935 |
&gen_op_icbi_user, |
| 3936 |
&gen_op_icbi_user, |
| 3937 |
&gen_op_icbi_64_user, |
| 3938 |
&gen_op_icbi_64_user, |
| 3939 |
&gen_op_icbi_kernel, |
| 3940 |
&gen_op_icbi_kernel, |
| 3941 |
&gen_op_icbi_64_kernel, |
| 3942 |
&gen_op_icbi_64_kernel, |
| 3943 |
#if defined(TARGET_PPC64H)
|
| 3944 |
&gen_op_icbi_hypv, |
| 3945 |
&gen_op_icbi_hypv, |
| 3946 |
&gen_op_icbi_64_hypv, |
| 3947 |
&gen_op_icbi_64_hypv, |
| 3948 |
#endif
|
| 3949 |
}; |
| 3950 |
#else
|
| 3951 |
/* Full system - 32 bits mode */
|
| 3952 |
static GenOpFunc *gen_op_icbi[] = {
|
| 3953 |
&gen_op_icbi_user, |
| 3954 |
&gen_op_icbi_user, |
| 3955 |
&gen_op_icbi_kernel, |
| 3956 |
&gen_op_icbi_kernel, |
| 3957 |
}; |
| 3958 |
#endif
|
| 3959 |
#endif
|
| 3960 |
|
| 3961 |
GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE) |
| 3962 |
{
|
| 3963 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 3964 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 3965 |
gen_addr_reg_index(ctx); |
| 3966 |
op_icbi(); |
| 3967 |
} |
| 3968 |
|
| 3969 |
/* Optional: */
|
| 3970 |
/* dcba */
|
| 3971 |
GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA) |
| 3972 |
{
|
| 3973 |
/* interpreted as no-op */
|
| 3974 |
/* XXX: specification say this is treated as a store by the MMU
|
| 3975 |
* but does not generate any exception
|
| 3976 |
*/
|
| 3977 |
} |
| 3978 |
|
| 3979 |
/*** Segment register manipulation ***/
|
| 3980 |
/* Supervisor only: */
|
| 3981 |
/* mfsr */
|
| 3982 |
GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT) |
| 3983 |
{
|
| 3984 |
#if defined(CONFIG_USER_ONLY)
|
| 3985 |
GEN_EXCP_PRIVREG(ctx); |
| 3986 |
#else
|
| 3987 |
if (unlikely(!ctx->supervisor)) {
|
| 3988 |
GEN_EXCP_PRIVREG(ctx); |
| 3989 |
return;
|
| 3990 |
} |
| 3991 |
gen_op_set_T1(SR(ctx->opcode)); |
| 3992 |
gen_op_load_sr(); |
| 3993 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 3994 |
#endif
|
| 3995 |
} |
| 3996 |
|
| 3997 |
/* mfsrin */
|
| 3998 |
GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT) |
| 3999 |
{
|
| 4000 |
#if defined(CONFIG_USER_ONLY)
|
| 4001 |
GEN_EXCP_PRIVREG(ctx); |
| 4002 |
#else
|
| 4003 |
if (unlikely(!ctx->supervisor)) {
|
| 4004 |
GEN_EXCP_PRIVREG(ctx); |
| 4005 |
return;
|
| 4006 |
} |
| 4007 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4008 |
gen_op_srli_T1(28);
|
| 4009 |
gen_op_load_sr(); |
| 4010 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4011 |
#endif
|
| 4012 |
} |
| 4013 |
|
| 4014 |
/* mtsr */
|
| 4015 |
GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT) |
| 4016 |
{
|
| 4017 |
#if defined(CONFIG_USER_ONLY)
|
| 4018 |
GEN_EXCP_PRIVREG(ctx); |
| 4019 |
#else
|
| 4020 |
if (unlikely(!ctx->supervisor)) {
|
| 4021 |
GEN_EXCP_PRIVREG(ctx); |
| 4022 |
return;
|
| 4023 |
} |
| 4024 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4025 |
gen_op_set_T1(SR(ctx->opcode)); |
| 4026 |
gen_op_store_sr(); |
| 4027 |
#endif
|
| 4028 |
} |
| 4029 |
|
| 4030 |
/* mtsrin */
|
| 4031 |
GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT) |
| 4032 |
{
|
| 4033 |
#if defined(CONFIG_USER_ONLY)
|
| 4034 |
GEN_EXCP_PRIVREG(ctx); |
| 4035 |
#else
|
| 4036 |
if (unlikely(!ctx->supervisor)) {
|
| 4037 |
GEN_EXCP_PRIVREG(ctx); |
| 4038 |
return;
|
| 4039 |
} |
| 4040 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4041 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4042 |
gen_op_srli_T1(28);
|
| 4043 |
gen_op_store_sr(); |
| 4044 |
#endif
|
| 4045 |
} |
| 4046 |
|
| 4047 |
#if defined(TARGET_PPC64)
|
| 4048 |
/* Specific implementation for PowerPC 64 "bridge" emulation using SLB */
|
| 4049 |
/* mfsr */
|
| 4050 |
GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B) |
| 4051 |
{
|
| 4052 |
#if defined(CONFIG_USER_ONLY)
|
| 4053 |
GEN_EXCP_PRIVREG(ctx); |
| 4054 |
#else
|
| 4055 |
if (unlikely(!ctx->supervisor)) {
|
| 4056 |
GEN_EXCP_PRIVREG(ctx); |
| 4057 |
return;
|
| 4058 |
} |
| 4059 |
gen_op_set_T1(SR(ctx->opcode)); |
| 4060 |
gen_op_load_slb(); |
| 4061 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4062 |
#endif
|
| 4063 |
} |
| 4064 |
|
| 4065 |
/* mfsrin */
|
| 4066 |
GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001, |
| 4067 |
PPC_SEGMENT_64B) |
| 4068 |
{
|
| 4069 |
#if defined(CONFIG_USER_ONLY)
|
| 4070 |
GEN_EXCP_PRIVREG(ctx); |
| 4071 |
#else
|
| 4072 |
if (unlikely(!ctx->supervisor)) {
|
| 4073 |
GEN_EXCP_PRIVREG(ctx); |
| 4074 |
return;
|
| 4075 |
} |
| 4076 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4077 |
gen_op_srli_T1(28);
|
| 4078 |
gen_op_load_slb(); |
| 4079 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4080 |
#endif
|
| 4081 |
} |
| 4082 |
|
| 4083 |
/* mtsr */
|
| 4084 |
GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B) |
| 4085 |
{
|
| 4086 |
#if defined(CONFIG_USER_ONLY)
|
| 4087 |
GEN_EXCP_PRIVREG(ctx); |
| 4088 |
#else
|
| 4089 |
if (unlikely(!ctx->supervisor)) {
|
| 4090 |
GEN_EXCP_PRIVREG(ctx); |
| 4091 |
return;
|
| 4092 |
} |
| 4093 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4094 |
gen_op_set_T1(SR(ctx->opcode)); |
| 4095 |
gen_op_store_slb(); |
| 4096 |
#endif
|
| 4097 |
} |
| 4098 |
|
| 4099 |
/* mtsrin */
|
| 4100 |
GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001, |
| 4101 |
PPC_SEGMENT_64B) |
| 4102 |
{
|
| 4103 |
#if defined(CONFIG_USER_ONLY)
|
| 4104 |
GEN_EXCP_PRIVREG(ctx); |
| 4105 |
#else
|
| 4106 |
if (unlikely(!ctx->supervisor)) {
|
| 4107 |
GEN_EXCP_PRIVREG(ctx); |
| 4108 |
return;
|
| 4109 |
} |
| 4110 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4111 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4112 |
gen_op_srli_T1(28);
|
| 4113 |
gen_op_store_slb(); |
| 4114 |
#endif
|
| 4115 |
} |
| 4116 |
#endif /* defined(TARGET_PPC64) */ |
| 4117 |
|
| 4118 |
/*** Lookaside buffer management ***/
|
| 4119 |
/* Optional & supervisor only: */
|
| 4120 |
/* tlbia */
|
| 4121 |
GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) |
| 4122 |
{
|
| 4123 |
#if defined(CONFIG_USER_ONLY)
|
| 4124 |
GEN_EXCP_PRIVOPC(ctx); |
| 4125 |
#else
|
| 4126 |
if (unlikely(!ctx->supervisor)) {
|
| 4127 |
if (loglevel != 0) |
| 4128 |
fprintf(logfile, "%s: ! supervisor\n", __func__);
|
| 4129 |
GEN_EXCP_PRIVOPC(ctx); |
| 4130 |
return;
|
| 4131 |
} |
| 4132 |
gen_op_tlbia(); |
| 4133 |
#endif
|
| 4134 |
} |
| 4135 |
|
| 4136 |
/* tlbie */
|
| 4137 |
GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE) |
| 4138 |
{
|
| 4139 |
#if defined(CONFIG_USER_ONLY)
|
| 4140 |
GEN_EXCP_PRIVOPC(ctx); |
| 4141 |
#else
|
| 4142 |
if (unlikely(!ctx->supervisor)) {
|
| 4143 |
GEN_EXCP_PRIVOPC(ctx); |
| 4144 |
return;
|
| 4145 |
} |
| 4146 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
| 4147 |
#if defined(TARGET_PPC64)
|
| 4148 |
if (ctx->sf_mode)
|
| 4149 |
gen_op_tlbie_64(); |
| 4150 |
else
|
| 4151 |
#endif
|
| 4152 |
gen_op_tlbie(); |
| 4153 |
#endif
|
| 4154 |
} |
| 4155 |
|
| 4156 |
/* tlbsync */
|
| 4157 |
GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC) |
| 4158 |
{
|
| 4159 |
#if defined(CONFIG_USER_ONLY)
|
| 4160 |
GEN_EXCP_PRIVOPC(ctx); |
| 4161 |
#else
|
| 4162 |
if (unlikely(!ctx->supervisor)) {
|
| 4163 |
GEN_EXCP_PRIVOPC(ctx); |
| 4164 |
return;
|
| 4165 |
} |
| 4166 |
/* This has no effect: it should ensure that all previous
|
| 4167 |
* tlbie have completed
|
| 4168 |
*/
|
| 4169 |
GEN_STOP(ctx); |
| 4170 |
#endif
|
| 4171 |
} |
| 4172 |
|
| 4173 |
#if defined(TARGET_PPC64)
|
| 4174 |
/* slbia */
|
| 4175 |
GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI) |
| 4176 |
{
|
| 4177 |
#if defined(CONFIG_USER_ONLY)
|
| 4178 |
GEN_EXCP_PRIVOPC(ctx); |
| 4179 |
#else
|
| 4180 |
if (unlikely(!ctx->supervisor)) {
|
| 4181 |
if (loglevel != 0) |
| 4182 |
fprintf(logfile, "%s: ! supervisor\n", __func__);
|
| 4183 |
GEN_EXCP_PRIVOPC(ctx); |
| 4184 |
return;
|
| 4185 |
} |
| 4186 |
gen_op_slbia(); |
| 4187 |
#endif
|
| 4188 |
} |
| 4189 |
|
| 4190 |
/* slbie */
|
| 4191 |
GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI) |
| 4192 |
{
|
| 4193 |
#if defined(CONFIG_USER_ONLY)
|
| 4194 |
GEN_EXCP_PRIVOPC(ctx); |
| 4195 |
#else
|
| 4196 |
if (unlikely(!ctx->supervisor)) {
|
| 4197 |
GEN_EXCP_PRIVOPC(ctx); |
| 4198 |
return;
|
| 4199 |
} |
| 4200 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
| 4201 |
gen_op_slbie(); |
| 4202 |
#endif
|
| 4203 |
} |
| 4204 |
#endif
|
| 4205 |
|
| 4206 |
/*** External control ***/
|
| 4207 |
/* Optional: */
|
| 4208 |
#define op_eciwx() (*gen_op_eciwx[ctx->mem_idx])()
|
| 4209 |
#define op_ecowx() (*gen_op_ecowx[ctx->mem_idx])()
|
| 4210 |
#if defined(CONFIG_USER_ONLY)
|
| 4211 |
/* User-mode only */
|
| 4212 |
static GenOpFunc *gen_op_eciwx[] = {
|
| 4213 |
&gen_op_eciwx_raw, |
| 4214 |
&gen_op_eciwx_le_raw, |
| 4215 |
#if defined(TARGET_PPC64)
|
| 4216 |
&gen_op_eciwx_64_raw, |
| 4217 |
&gen_op_eciwx_le_64_raw, |
| 4218 |
#endif
|
| 4219 |
}; |
| 4220 |
static GenOpFunc *gen_op_ecowx[] = {
|
| 4221 |
&gen_op_ecowx_raw, |
| 4222 |
&gen_op_ecowx_le_raw, |
| 4223 |
#if defined(TARGET_PPC64)
|
| 4224 |
&gen_op_ecowx_64_raw, |
| 4225 |
&gen_op_ecowx_le_64_raw, |
| 4226 |
#endif
|
| 4227 |
}; |
| 4228 |
#else
|
| 4229 |
#if defined(TARGET_PPC64)
|
| 4230 |
/* Full system - 64 bits mode */
|
| 4231 |
static GenOpFunc *gen_op_eciwx[] = {
|
| 4232 |
&gen_op_eciwx_user, |
| 4233 |
&gen_op_eciwx_le_user, |
| 4234 |
&gen_op_eciwx_64_user, |
| 4235 |
&gen_op_eciwx_le_64_user, |
| 4236 |
&gen_op_eciwx_kernel, |
| 4237 |
&gen_op_eciwx_le_kernel, |
| 4238 |
&gen_op_eciwx_64_kernel, |
| 4239 |
&gen_op_eciwx_le_64_kernel, |
| 4240 |
#if defined(TARGET_PPC64H)
|
| 4241 |
&gen_op_eciwx_hypv, |
| 4242 |
&gen_op_eciwx_le_hypv, |
| 4243 |
&gen_op_eciwx_64_hypv, |
| 4244 |
&gen_op_eciwx_le_64_hypv, |
| 4245 |
#endif
|
| 4246 |
}; |
| 4247 |
static GenOpFunc *gen_op_ecowx[] = {
|
| 4248 |
&gen_op_ecowx_user, |
| 4249 |
&gen_op_ecowx_le_user, |
| 4250 |
&gen_op_ecowx_64_user, |
| 4251 |
&gen_op_ecowx_le_64_user, |
| 4252 |
&gen_op_ecowx_kernel, |
| 4253 |
&gen_op_ecowx_le_kernel, |
| 4254 |
&gen_op_ecowx_64_kernel, |
| 4255 |
&gen_op_ecowx_le_64_kernel, |
| 4256 |
#if defined(TARGET_PPC64H)
|
| 4257 |
&gen_op_ecowx_hypv, |
| 4258 |
&gen_op_ecowx_le_hypv, |
| 4259 |
&gen_op_ecowx_64_hypv, |
| 4260 |
&gen_op_ecowx_le_64_hypv, |
| 4261 |
#endif
|
| 4262 |
}; |
| 4263 |
#else
|
| 4264 |
/* Full system - 32 bits mode */
|
| 4265 |
static GenOpFunc *gen_op_eciwx[] = {
|
| 4266 |
&gen_op_eciwx_user, |
| 4267 |
&gen_op_eciwx_le_user, |
| 4268 |
&gen_op_eciwx_kernel, |
| 4269 |
&gen_op_eciwx_le_kernel, |
| 4270 |
}; |
| 4271 |
static GenOpFunc *gen_op_ecowx[] = {
|
| 4272 |
&gen_op_ecowx_user, |
| 4273 |
&gen_op_ecowx_le_user, |
| 4274 |
&gen_op_ecowx_kernel, |
| 4275 |
&gen_op_ecowx_le_kernel, |
| 4276 |
}; |
| 4277 |
#endif
|
| 4278 |
#endif
|
| 4279 |
|
| 4280 |
/* eciwx */
|
| 4281 |
GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN) |
| 4282 |
{
|
| 4283 |
/* Should check EAR[E] & alignment ! */
|
| 4284 |
gen_addr_reg_index(ctx); |
| 4285 |
op_eciwx(); |
| 4286 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4287 |
} |
| 4288 |
|
| 4289 |
/* ecowx */
|
| 4290 |
GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN) |
| 4291 |
{
|
| 4292 |
/* Should check EAR[E] & alignment ! */
|
| 4293 |
gen_addr_reg_index(ctx); |
| 4294 |
gen_op_load_gpr_T1(rS(ctx->opcode)); |
| 4295 |
op_ecowx(); |
| 4296 |
} |
| 4297 |
|
| 4298 |
/* PowerPC 601 specific instructions */
|
| 4299 |
/* abs - abs. */
|
| 4300 |
GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR) |
| 4301 |
{
|
| 4302 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4303 |
gen_op_POWER_abs(); |
| 4304 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4305 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4306 |
gen_set_Rc0(ctx); |
| 4307 |
} |
| 4308 |
|
| 4309 |
/* abso - abso. */
|
| 4310 |
GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR) |
| 4311 |
{
|
| 4312 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4313 |
gen_op_POWER_abso(); |
| 4314 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4315 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4316 |
gen_set_Rc0(ctx); |
| 4317 |
} |
| 4318 |
|
| 4319 |
/* clcs */
|
| 4320 |
GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR) |
| 4321 |
{
|
| 4322 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4323 |
gen_op_POWER_clcs(); |
| 4324 |
/* Rc=1 sets CR0 to an undefined state */
|
| 4325 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4326 |
} |
| 4327 |
|
| 4328 |
/* div - div. */
|
| 4329 |
GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR) |
| 4330 |
{
|
| 4331 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4332 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4333 |
gen_op_POWER_div(); |
| 4334 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4335 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4336 |
gen_set_Rc0(ctx); |
| 4337 |
} |
| 4338 |
|
| 4339 |
/* divo - divo. */
|
| 4340 |
GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR) |
| 4341 |
{
|
| 4342 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4343 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4344 |
gen_op_POWER_divo(); |
| 4345 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4346 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4347 |
gen_set_Rc0(ctx); |
| 4348 |
} |
| 4349 |
|
| 4350 |
/* divs - divs. */
|
| 4351 |
GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR) |
| 4352 |
{
|
| 4353 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4354 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4355 |
gen_op_POWER_divs(); |
| 4356 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4357 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4358 |
gen_set_Rc0(ctx); |
| 4359 |
} |
| 4360 |
|
| 4361 |
/* divso - divso. */
|
| 4362 |
GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR) |
| 4363 |
{
|
| 4364 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4365 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4366 |
gen_op_POWER_divso(); |
| 4367 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4368 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4369 |
gen_set_Rc0(ctx); |
| 4370 |
} |
| 4371 |
|
| 4372 |
/* doz - doz. */
|
| 4373 |
GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR) |
| 4374 |
{
|
| 4375 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4376 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4377 |
gen_op_POWER_doz(); |
| 4378 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4379 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4380 |
gen_set_Rc0(ctx); |
| 4381 |
} |
| 4382 |
|
| 4383 |
/* dozo - dozo. */
|
| 4384 |
GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR) |
| 4385 |
{
|
| 4386 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4387 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4388 |
gen_op_POWER_dozo(); |
| 4389 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4390 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4391 |
gen_set_Rc0(ctx); |
| 4392 |
} |
| 4393 |
|
| 4394 |
/* dozi */
|
| 4395 |
GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) |
| 4396 |
{
|
| 4397 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4398 |
gen_op_set_T1(SIMM(ctx->opcode)); |
| 4399 |
gen_op_POWER_doz(); |
| 4400 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4401 |
} |
| 4402 |
|
| 4403 |
/* As lscbx load from memory byte after byte, it's always endian safe */
|
| 4404 |
#define op_POWER_lscbx(start, ra, rb) \
|
| 4405 |
(*gen_op_POWER_lscbx[ctx->mem_idx])(start, ra, rb) |
| 4406 |
#if defined(CONFIG_USER_ONLY)
|
| 4407 |
static GenOpFunc3 *gen_op_POWER_lscbx[] = {
|
| 4408 |
&gen_op_POWER_lscbx_raw, |
| 4409 |
&gen_op_POWER_lscbx_raw, |
| 4410 |
}; |
| 4411 |
#else
|
| 4412 |
static GenOpFunc3 *gen_op_POWER_lscbx[] = {
|
| 4413 |
&gen_op_POWER_lscbx_user, |
| 4414 |
&gen_op_POWER_lscbx_user, |
| 4415 |
&gen_op_POWER_lscbx_kernel, |
| 4416 |
&gen_op_POWER_lscbx_kernel, |
| 4417 |
}; |
| 4418 |
#endif
|
| 4419 |
|
| 4420 |
/* lscbx - lscbx. */
|
| 4421 |
GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR) |
| 4422 |
{
|
| 4423 |
int ra = rA(ctx->opcode);
|
| 4424 |
int rb = rB(ctx->opcode);
|
| 4425 |
|
| 4426 |
gen_addr_reg_index(ctx); |
| 4427 |
if (ra == 0) { |
| 4428 |
ra = rb; |
| 4429 |
} |
| 4430 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 4431 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 4432 |
gen_op_load_xer_bc(); |
| 4433 |
gen_op_load_xer_cmp(); |
| 4434 |
op_POWER_lscbx(rD(ctx->opcode), ra, rb); |
| 4435 |
gen_op_store_xer_bc(); |
| 4436 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4437 |
gen_set_Rc0(ctx); |
| 4438 |
} |
| 4439 |
|
| 4440 |
/* maskg - maskg. */
|
| 4441 |
GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR) |
| 4442 |
{
|
| 4443 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4444 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4445 |
gen_op_POWER_maskg(); |
| 4446 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4447 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4448 |
gen_set_Rc0(ctx); |
| 4449 |
} |
| 4450 |
|
| 4451 |
/* maskir - maskir. */
|
| 4452 |
GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR) |
| 4453 |
{
|
| 4454 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4455 |
gen_op_load_gpr_T1(rS(ctx->opcode)); |
| 4456 |
gen_op_load_gpr_T2(rB(ctx->opcode)); |
| 4457 |
gen_op_POWER_maskir(); |
| 4458 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4459 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4460 |
gen_set_Rc0(ctx); |
| 4461 |
} |
| 4462 |
|
| 4463 |
/* mul - mul. */
|
| 4464 |
GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR) |
| 4465 |
{
|
| 4466 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4467 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4468 |
gen_op_POWER_mul(); |
| 4469 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4470 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4471 |
gen_set_Rc0(ctx); |
| 4472 |
} |
| 4473 |
|
| 4474 |
/* mulo - mulo. */
|
| 4475 |
GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR) |
| 4476 |
{
|
| 4477 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4478 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4479 |
gen_op_POWER_mulo(); |
| 4480 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4481 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4482 |
gen_set_Rc0(ctx); |
| 4483 |
} |
| 4484 |
|
| 4485 |
/* nabs - nabs. */
|
| 4486 |
GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR) |
| 4487 |
{
|
| 4488 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4489 |
gen_op_POWER_nabs(); |
| 4490 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4491 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4492 |
gen_set_Rc0(ctx); |
| 4493 |
} |
| 4494 |
|
| 4495 |
/* nabso - nabso. */
|
| 4496 |
GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR) |
| 4497 |
{
|
| 4498 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4499 |
gen_op_POWER_nabso(); |
| 4500 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4501 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4502 |
gen_set_Rc0(ctx); |
| 4503 |
} |
| 4504 |
|
| 4505 |
/* rlmi - rlmi. */
|
| 4506 |
GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) |
| 4507 |
{
|
| 4508 |
uint32_t mb, me; |
| 4509 |
|
| 4510 |
mb = MB(ctx->opcode); |
| 4511 |
me = ME(ctx->opcode); |
| 4512 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4513 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
| 4514 |
gen_op_load_gpr_T2(rB(ctx->opcode)); |
| 4515 |
gen_op_POWER_rlmi(MASK(mb, me), ~MASK(mb, me)); |
| 4516 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4517 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4518 |
gen_set_Rc0(ctx); |
| 4519 |
} |
| 4520 |
|
| 4521 |
/* rrib - rrib. */
|
| 4522 |
GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR) |
| 4523 |
{
|
| 4524 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4525 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
| 4526 |
gen_op_load_gpr_T2(rB(ctx->opcode)); |
| 4527 |
gen_op_POWER_rrib(); |
| 4528 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4529 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4530 |
gen_set_Rc0(ctx); |
| 4531 |
} |
| 4532 |
|
| 4533 |
/* sle - sle. */
|
| 4534 |
GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR) |
| 4535 |
{
|
| 4536 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4537 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4538 |
gen_op_POWER_sle(); |
| 4539 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4540 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4541 |
gen_set_Rc0(ctx); |
| 4542 |
} |
| 4543 |
|
| 4544 |
/* sleq - sleq. */
|
| 4545 |
GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR) |
| 4546 |
{
|
| 4547 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4548 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4549 |
gen_op_POWER_sleq(); |
| 4550 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4551 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4552 |
gen_set_Rc0(ctx); |
| 4553 |
} |
| 4554 |
|
| 4555 |
/* sliq - sliq. */
|
| 4556 |
GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR) |
| 4557 |
{
|
| 4558 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4559 |
gen_op_set_T1(SH(ctx->opcode)); |
| 4560 |
gen_op_POWER_sle(); |
| 4561 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4562 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4563 |
gen_set_Rc0(ctx); |
| 4564 |
} |
| 4565 |
|
| 4566 |
/* slliq - slliq. */
|
| 4567 |
GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR) |
| 4568 |
{
|
| 4569 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4570 |
gen_op_set_T1(SH(ctx->opcode)); |
| 4571 |
gen_op_POWER_sleq(); |
| 4572 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4573 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4574 |
gen_set_Rc0(ctx); |
| 4575 |
} |
| 4576 |
|
| 4577 |
/* sllq - sllq. */
|
| 4578 |
GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR) |
| 4579 |
{
|
| 4580 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4581 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4582 |
gen_op_POWER_sllq(); |
| 4583 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4584 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4585 |
gen_set_Rc0(ctx); |
| 4586 |
} |
| 4587 |
|
| 4588 |
/* slq - slq. */
|
| 4589 |
GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR) |
| 4590 |
{
|
| 4591 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4592 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4593 |
gen_op_POWER_slq(); |
| 4594 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4595 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4596 |
gen_set_Rc0(ctx); |
| 4597 |
} |
| 4598 |
|
| 4599 |
/* sraiq - sraiq. */
|
| 4600 |
GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR) |
| 4601 |
{
|
| 4602 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4603 |
gen_op_set_T1(SH(ctx->opcode)); |
| 4604 |
gen_op_POWER_sraq(); |
| 4605 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4606 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4607 |
gen_set_Rc0(ctx); |
| 4608 |
} |
| 4609 |
|
| 4610 |
/* sraq - sraq. */
|
| 4611 |
GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR) |
| 4612 |
{
|
| 4613 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4614 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4615 |
gen_op_POWER_sraq(); |
| 4616 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4617 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4618 |
gen_set_Rc0(ctx); |
| 4619 |
} |
| 4620 |
|
| 4621 |
/* sre - sre. */
|
| 4622 |
GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR) |
| 4623 |
{
|
| 4624 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4625 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4626 |
gen_op_POWER_sre(); |
| 4627 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4628 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4629 |
gen_set_Rc0(ctx); |
| 4630 |
} |
| 4631 |
|
| 4632 |
/* srea - srea. */
|
| 4633 |
GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR) |
| 4634 |
{
|
| 4635 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4636 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4637 |
gen_op_POWER_srea(); |
| 4638 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4639 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4640 |
gen_set_Rc0(ctx); |
| 4641 |
} |
| 4642 |
|
| 4643 |
/* sreq */
|
| 4644 |
GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR) |
| 4645 |
{
|
| 4646 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4647 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4648 |
gen_op_POWER_sreq(); |
| 4649 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4650 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4651 |
gen_set_Rc0(ctx); |
| 4652 |
} |
| 4653 |
|
| 4654 |
/* sriq */
|
| 4655 |
GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR) |
| 4656 |
{
|
| 4657 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4658 |
gen_op_set_T1(SH(ctx->opcode)); |
| 4659 |
gen_op_POWER_srq(); |
| 4660 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4661 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4662 |
gen_set_Rc0(ctx); |
| 4663 |
} |
| 4664 |
|
| 4665 |
/* srliq */
|
| 4666 |
GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR) |
| 4667 |
{
|
| 4668 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4669 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4670 |
gen_op_set_T1(SH(ctx->opcode)); |
| 4671 |
gen_op_POWER_srlq(); |
| 4672 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4673 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4674 |
gen_set_Rc0(ctx); |
| 4675 |
} |
| 4676 |
|
| 4677 |
/* srlq */
|
| 4678 |
GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR) |
| 4679 |
{
|
| 4680 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4681 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4682 |
gen_op_POWER_srlq(); |
| 4683 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4684 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4685 |
gen_set_Rc0(ctx); |
| 4686 |
} |
| 4687 |
|
| 4688 |
/* srq */
|
| 4689 |
GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR) |
| 4690 |
{
|
| 4691 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
| 4692 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
| 4693 |
gen_op_POWER_srq(); |
| 4694 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
| 4695 |
if (unlikely(Rc(ctx->opcode) != 0)) |
| 4696 |
gen_set_Rc0(ctx); |
| 4697 |
} |
| 4698 |
|
| 4699 |
/* PowerPC 602 specific instructions */
|
| 4700 |
/* dsa */
|
| 4701 |
GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC) |
| 4702 |
{
|
| 4703 |
/* XXX: TODO */
|
| 4704 |
GEN_EXCP_INVAL(ctx); |
| 4705 |
} |
| 4706 |
|
| 4707 |
/* esa */
|
| 4708 |
GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC) |
| 4709 |
{
|
| 4710 |
/* XXX: TODO */
|
| 4711 |
GEN_EXCP_INVAL(ctx); |
| 4712 |
} |
| 4713 |
|
| 4714 |
/* mfrom */
|
| 4715 |
GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC) |
| 4716 |
{
|
| 4717 |
#if defined(CONFIG_USER_ONLY)
|
| 4718 |
GEN_EXCP_PRIVOPC(ctx); |
| 4719 |
#else
|
| 4720 |
if (unlikely(!ctx->supervisor)) {
|
| 4721 |
GEN_EXCP_PRIVOPC(ctx); |
| 4722 |
return;
|
| 4723 |
} |
| 4724 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
| 4725 |
gen_op_602_mfrom(); |
| 4726 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4727 |
#endif
|
| 4728 |
} |
| 4729 |
|
| 4730 |
/* 602 - 603 - G2 TLB management */
|
| 4731 |
/* tlbld */
|
| 4732 |
GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB) |
| 4733 |
{
|
| 4734 |
#if defined(CONFIG_USER_ONLY)
|
| 4735 |
GEN_EXCP_PRIVOPC(ctx); |
| 4736 |
#else
|
| 4737 |
if (unlikely(!ctx->supervisor)) {
|
| 4738 |
GEN_EXCP_PRIVOPC(ctx); |
| 4739 |
return;
|
| 4740 |
} |
| 4741 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
| 4742 |
gen_op_6xx_tlbld(); |
| 4743 |
#endif
|
| 4744 |
} |
| 4745 |
|
| 4746 |
/* tlbli */
|
| 4747 |
GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB) |
| 4748 |
{
|
| 4749 |
#if defined(CONFIG_USER_ONLY)
|
| 4750 |
GEN_EXCP_PRIVOPC(ctx); |
| 4751 |
#else
|
| 4752 |
if (unlikely(!ctx->supervisor)) {
|
| 4753 |
GEN_EXCP_PRIVOPC(ctx); |
| 4754 |
return;
|
| 4755 |
} |
| 4756 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
| 4757 |
gen_op_6xx_tlbli(); |
| 4758 |
#endif
|
| 4759 |
} |
| 4760 |
|
| 4761 |
/* 74xx TLB management */
|
| 4762 |
/* tlbld */
|
| 4763 |
GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB) |
| 4764 |
{
|
| 4765 |
#if defined(CONFIG_USER_ONLY)
|
| 4766 |
GEN_EXCP_PRIVOPC(ctx); |
| 4767 |
#else
|
| 4768 |
if (unlikely(!ctx->supervisor)) {
|
| 4769 |
GEN_EXCP_PRIVOPC(ctx); |
| 4770 |
return;
|
| 4771 |
} |
| 4772 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
| 4773 |
gen_op_74xx_tlbld(); |
| 4774 |
#endif
|
| 4775 |
} |
| 4776 |
|
| 4777 |
/* tlbli */
|
| 4778 |
GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB) |
| 4779 |
{
|
| 4780 |
#if defined(CONFIG_USER_ONLY)
|
| 4781 |
GEN_EXCP_PRIVOPC(ctx); |
| 4782 |
#else
|
| 4783 |
if (unlikely(!ctx->supervisor)) {
|
| 4784 |
GEN_EXCP_PRIVOPC(ctx); |
| 4785 |
return;
|
| 4786 |
} |
| 4787 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
| 4788 |
gen_op_74xx_tlbli(); |
| 4789 |
#endif
|
| 4790 |
} |
| 4791 |
|
| 4792 |
/* POWER instructions not in PowerPC 601 */
|
| 4793 |
/* clf */
|
| 4794 |
GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER) |
| 4795 |
{
|
| 4796 |
/* Cache line flush: implemented as no-op */
|
| 4797 |
} |
| 4798 |
|
| 4799 |
/* cli */
|
| 4800 |
GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER) |
| 4801 |
{
|
| 4802 |
/* Cache line invalidate: privileged and treated as no-op */
|
| 4803 |
#if defined(CONFIG_USER_ONLY)
|
| 4804 |
GEN_EXCP_PRIVOPC(ctx); |
| 4805 |
#else
|
| 4806 |
if (unlikely(!ctx->supervisor)) {
|
| 4807 |
GEN_EXCP_PRIVOPC(ctx); |
| 4808 |
return;
|
| 4809 |
} |
| 4810 |
#endif
|
| 4811 |
} |
| 4812 |
|
| 4813 |
/* dclst */
|
| 4814 |
GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER) |
| 4815 |
{
|
| 4816 |
/* Data cache line store: treated as no-op */
|
| 4817 |
} |
| 4818 |
|
| 4819 |
GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER) |
| 4820 |
{
|
| 4821 |
#if defined(CONFIG_USER_ONLY)
|
| 4822 |
GEN_EXCP_PRIVOPC(ctx); |
| 4823 |
#else
|
| 4824 |
if (unlikely(!ctx->supervisor)) {
|
| 4825 |
GEN_EXCP_PRIVOPC(ctx); |
| 4826 |
return;
|
| 4827 |
} |
| 4828 |
int ra = rA(ctx->opcode);
|
| 4829 |
int rd = rD(ctx->opcode);
|
| 4830 |
|
| 4831 |
gen_addr_reg_index(ctx); |
| 4832 |
gen_op_POWER_mfsri(); |
| 4833 |
gen_op_store_T0_gpr(rd); |
| 4834 |
if (ra != 0 && ra != rd) |
| 4835 |
gen_op_store_T1_gpr(ra); |
| 4836 |
#endif
|
| 4837 |
} |
| 4838 |
|
| 4839 |
GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER) |
| 4840 |
{
|
| 4841 |
#if defined(CONFIG_USER_ONLY)
|
| 4842 |
GEN_EXCP_PRIVOPC(ctx); |
| 4843 |
#else
|
| 4844 |
if (unlikely(!ctx->supervisor)) {
|
| 4845 |
GEN_EXCP_PRIVOPC(ctx); |
| 4846 |
return;
|
| 4847 |
} |
| 4848 |
gen_addr_reg_index(ctx); |
| 4849 |
gen_op_POWER_rac(); |
| 4850 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
| 4851 |
#endif
|
| 4852 |
} |
| 4853 |
|
| 4854 |
GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER) |
| 4855 |
{
|
| 4856 |
#if defined(CONFIG_USER_ONLY)
|
| 4857 |
GEN_EXCP_PRIVOPC(ctx); |
| 4858 |
#else
|
| 4859 |
if (unlikely(!ctx->supervisor)) {
|
| 4860 |
GEN_EXCP_PRIVOPC(ctx); |
| 4861 |
return;
|
| 4862 |
} |
| 4863 |
gen_op_POWER_rfsvc(); |
| 4864 |
GEN_SYNC(ctx); |
| 4865 |
#endif
|
| 4866 |
} |
| 4867 |
|
| 4868 |
/* svc is not implemented for now */
|
| 4869 |
|
| 4870 |
/* POWER2 specific instructions */
|
| 4871 |
/* Quad manipulation (load/store two floats at a time) */
|
| 4872 |
#define op_POWER2_lfq() (*gen_op_POWER2_lfq[ctx->mem_idx])()
|
| 4873 |
#define op_POWER2_stfq() (*gen_op_POWER2_stfq[ctx->mem_idx])()
|
| 4874 |
#if defined(CONFIG_USER_ONLY)
|
| 4875 |
static GenOpFunc *gen_op_POWER2_lfq[] = {
|
| 4876 |
&gen_op_POWER2_lfq_le_raw, |
| 4877 |
&gen_op_POWER2_lfq_raw, |
| 4878 |
}; |
| 4879 |
static GenOpFunc *gen_op_POWER2_stfq[] = {
|
| 4880 |
&gen_op_POWER2_stfq_le_raw, |
| 4881 |
&gen_op_POWER2_stfq_raw, |
| 4882 |
}; |
| 4883 |
#else
|
| 4884 |
static GenOpFunc *gen_op_POWER2_lfq[] = {
|
| 4885 |
&gen_op_POWER2_lfq_le_user, |
| 4886 |
&gen_op_POWER2_lfq_user, |
| 4887 |
&gen_op_POWER2_lfq_le_kernel, |
| 4888 |
&gen_op_POWER2_lfq_kernel, |
| 4889 |
}; |
| 4890 |
static GenOpFunc *gen_op_POWER2_stfq[] = {
|
| 4891 |
&gen_op_POWER2_stfq_le_user, |
| 4892 |
&gen_op_POWER2_stfq_user, |
| 4893 |
&gen_op_POWER2_stfq_le_kernel, |
| 4894 |
&gen_op_POWER2_stfq_kernel, |
| 4895 |
}; |
| 4896 |
#endif
|
| 4897 |
|
| 4898 |
/* lfq */
|
| 4899 |
GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2) |
| 4900 |
{
|
| 4901 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 4902 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 4903 |
gen_addr_imm_index(ctx, 0);
|
| 4904 |
op_POWER2_lfq(); |
| 4905 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
| 4906 |
gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
|
| 4907 |
} |
| 4908 |
|
| 4909 |
/* lfqu */
|
| 4910 |
GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2) |
| 4911 |
{
|
| 4912 |
int ra = rA(ctx->opcode);
|
| 4913 |
|
| 4914 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 4915 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 4916 |
gen_addr_imm_index(ctx, 0);
|
| 4917 |
op_POWER2_lfq(); |
| 4918 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
| 4919 |
gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
|
| 4920 |
if (ra != 0) |
| 4921 |
gen_op_store_T0_gpr(ra); |
| 4922 |
} |
| 4923 |
|
| 4924 |
/* lfqux */
|
| 4925 |
GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2) |
| 4926 |
{
|
| 4927 |
int ra = rA(ctx->opcode);
|
| 4928 |
|
| 4929 |
/* NIP cannot be restored if the memory exception comes from an helper */
|
| 4930 |
gen_update_nip(ctx, ctx->nip - 4);
|
| 4931 |
gen_addr_reg_index(ctx); |
| 4932 |
op_POWER2_lfq(); |
| 4933 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
| 4934 |
gen_op_store_FT1_fpr(rD(ctx->opcode) + 1);
|
| 4935 |
if (ra != 0) |