root / target-mips / op_helper.c @ 83dae095
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/*
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* MIPS emulation helpers for qemu.
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*
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* Copyright (c) 2004-2005 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, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h> |
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#include "exec.h" |
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#include "host-utils.h" |
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#include "helper.h" |
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#ifndef CONFIG_USER_ONLY
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static inline void cpu_mips_tlb_flush (CPUState *env, int flush_global); |
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#endif
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/*****************************************************************************/
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/* Exceptions processing helpers */
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void helper_raise_exception_err (uint32_t exception, int error_code) |
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{ |
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#if 1 |
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if (exception < 0x100) |
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qemu_log("%s: %d %d\n", __func__, exception, error_code);
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#endif
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env->exception_index = exception; |
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env->error_code = error_code; |
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cpu_loop_exit(); |
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} |
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void helper_raise_exception (uint32_t exception)
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{ |
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helper_raise_exception_err(exception, 0);
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} |
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void helper_interrupt_restart (void) |
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{ |
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if (!(env->CP0_Status & (1 << CP0St_EXL)) && |
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!(env->CP0_Status & (1 << CP0St_ERL)) &&
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!(env->hflags & MIPS_HFLAG_DM) && |
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(env->CP0_Status & (1 << CP0St_IE)) &&
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(env->CP0_Status & env->CP0_Cause & CP0Ca_IP_mask)) { |
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env->CP0_Cause &= ~(0x1f << CP0Ca_EC);
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helper_raise_exception(EXCP_EXT_INTERRUPT); |
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} |
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} |
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#if !defined(CONFIG_USER_ONLY)
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static void do_restore_state (void *pc_ptr) |
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{ |
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TranslationBlock *tb; |
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unsigned long pc = (unsigned long) pc_ptr; |
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tb = tb_find_pc (pc); |
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if (tb) {
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cpu_restore_state (tb, env, pc, NULL);
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} |
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} |
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#endif
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#if defined(CONFIG_USER_ONLY)
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#define HELPER_LD(name, insn, type) \
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static inline type do_##name(target_ulong addr, int mem_idx) \ |
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{ \ |
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return (type) insn##_raw(addr); \ |
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} |
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#else
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#define HELPER_LD(name, insn, type) \
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static inline type do_##name(target_ulong addr, int mem_idx) \ |
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{ \ |
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switch (mem_idx) \
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{ \ |
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case 0: return (type) insn##_kernel(addr); break; \ |
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case 1: return (type) insn##_super(addr); break; \ |
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default: \
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case 2: return (type) insn##_user(addr); break; \ |
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} \ |
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} |
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#endif
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HELPER_LD(lbu, ldub, uint8_t) |
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HELPER_LD(lw, ldl, int32_t) |
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#ifdef TARGET_MIPS64
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HELPER_LD(ld, ldq, int64_t) |
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#endif
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#undef HELPER_LD
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#if defined(CONFIG_USER_ONLY)
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#define HELPER_ST(name, insn, type) \
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static inline void do_##name(target_ulong addr, type val, int mem_idx) \ |
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{ \ |
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insn##_raw(addr, val); \ |
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} |
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#else
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#define HELPER_ST(name, insn, type) \
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static inline void do_##name(target_ulong addr, type val, int mem_idx) \ |
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{ \ |
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switch (mem_idx) \
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{ \ |
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case 0: insn##_kernel(addr, val); break; \ |
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case 1: insn##_super(addr, val); break; \ |
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default: \
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case 2: insn##_user(addr, val); break; \ |
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} \ |
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} |
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#endif
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HELPER_ST(sb, stb, uint8_t) |
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HELPER_ST(sw, stl, uint32_t) |
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#ifdef TARGET_MIPS64
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HELPER_ST(sd, stq, uint64_t) |
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#endif
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#undef HELPER_ST
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target_ulong helper_clo (target_ulong arg1) |
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{ |
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return clo32(arg1);
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} |
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target_ulong helper_clz (target_ulong arg1) |
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{ |
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return clz32(arg1);
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} |
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#if defined(TARGET_MIPS64)
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target_ulong helper_dclo (target_ulong arg1) |
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{ |
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return clo64(arg1);
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} |
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target_ulong helper_dclz (target_ulong arg1) |
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{ |
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return clz64(arg1);
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} |
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#endif /* TARGET_MIPS64 */ |
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/* 64 bits arithmetic for 32 bits hosts */
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static inline uint64_t get_HILO (void) |
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{ |
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return ((uint64_t)(env->active_tc.HI[0]) << 32) | (uint32_t)env->active_tc.LO[0]; |
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} |
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static inline void set_HILO (uint64_t HILO) |
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{ |
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env->active_tc.LO[0] = (int32_t)HILO;
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env->active_tc.HI[0] = (int32_t)(HILO >> 32); |
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} |
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static inline void set_HIT0_LO (target_ulong arg1, uint64_t HILO) |
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{ |
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env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); |
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arg1 = env->active_tc.HI[0] = (int32_t)(HILO >> 32); |
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} |
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static inline void set_HI_LOT0 (target_ulong arg1, uint64_t HILO) |
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{ |
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arg1 = env->active_tc.LO[0] = (int32_t)(HILO & 0xFFFFFFFF); |
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env->active_tc.HI[0] = (int32_t)(HILO >> 32); |
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} |
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/* Multiplication variants of the vr54xx. */
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target_ulong helper_muls (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HI_LOT0(arg1, 0 - ((int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2));
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return arg1;
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} |
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target_ulong helper_mulsu (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HI_LOT0(arg1, 0 - ((uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2));
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return arg1;
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} |
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target_ulong helper_macc (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HI_LOT0(arg1, ((int64_t)get_HILO()) + ((int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_macchi (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, ((int64_t)get_HILO()) + ((int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_maccu (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HI_LOT0(arg1, ((uint64_t)get_HILO()) + ((uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_macchiu (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, ((uint64_t)get_HILO()) + ((uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_msac (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HI_LOT0(arg1, ((int64_t)get_HILO()) - ((int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_msachi (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, ((int64_t)get_HILO()) - ((int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_msacu (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HI_LOT0(arg1, ((uint64_t)get_HILO()) - ((uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_msachiu (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, ((uint64_t)get_HILO()) - ((uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2)); |
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return arg1;
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} |
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target_ulong helper_mulhi (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, (int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2); |
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return arg1;
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} |
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target_ulong helper_mulhiu (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, (uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2); |
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return arg1;
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} |
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target_ulong helper_mulshi (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, 0 - ((int64_t)(int32_t)arg1 * (int64_t)(int32_t)arg2));
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return arg1;
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} |
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target_ulong helper_mulshiu (target_ulong arg1, target_ulong arg2) |
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{ |
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set_HIT0_LO(arg1, 0 - ((uint64_t)(uint32_t)arg1 * (uint64_t)(uint32_t)arg2));
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return arg1;
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} |
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#ifdef TARGET_MIPS64
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void helper_dmult (target_ulong arg1, target_ulong arg2)
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{ |
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muls64(&(env->active_tc.LO[0]), &(env->active_tc.HI[0]), arg1, arg2); |
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} |
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void helper_dmultu (target_ulong arg1, target_ulong arg2)
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{ |
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mulu64(&(env->active_tc.LO[0]), &(env->active_tc.HI[0]), arg1, arg2); |
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} |
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#endif
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#ifndef CONFIG_USER_ONLY
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static inline target_phys_addr_t do_translate_address(target_ulong address, int rw) |
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{ |
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target_phys_addr_t lladdr; |
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lladdr = cpu_mips_translate_address(env, address, rw); |
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if (lladdr == -1LL) { |
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cpu_loop_exit(); |
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} else {
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return lladdr;
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} |
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} |
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#define HELPER_LD_ATOMIC(name, insn) \
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target_ulong helper_##name(target_ulong arg, int mem_idx) \ |
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{ \ |
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env->lladdr = do_translate_address(arg, 0); \
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env->llval = do_##insn(arg, mem_idx); \ |
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return env->llval; \
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} |
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HELPER_LD_ATOMIC(ll, lw) |
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#ifdef TARGET_MIPS64
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HELPER_LD_ATOMIC(lld, ld) |
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#endif
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#undef HELPER_LD_ATOMIC
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#define HELPER_ST_ATOMIC(name, ld_insn, st_insn, almask) \
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target_ulong helper_##name(target_ulong arg1, target_ulong arg2, int mem_idx) \ |
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{ \ |
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target_long tmp; \ |
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\ |
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if (arg2 & almask) { \
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env->CP0_BadVAddr = arg2; \ |
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helper_raise_exception(EXCP_AdES); \ |
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} \ |
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if (do_translate_address(arg2, 1) == env->lladdr) { \ |
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tmp = do_##ld_insn(arg2, mem_idx); \ |
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if (tmp == env->llval) { \
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do_##st_insn(arg2, arg1, mem_idx); \ |
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return 1; \ |
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} \ |
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} \ |
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return 0; \ |
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} |
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HELPER_ST_ATOMIC(sc, lw, sw, 0x3)
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#ifdef TARGET_MIPS64
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HELPER_ST_ATOMIC(scd, ld, sd, 0x7)
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#endif
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#undef HELPER_ST_ATOMIC
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#endif
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#ifdef TARGET_WORDS_BIGENDIAN
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#define GET_LMASK(v) ((v) & 3) |
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#define GET_OFFSET(addr, offset) (addr + (offset))
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#else
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#define GET_LMASK(v) (((v) & 3) ^ 3) |
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#define GET_OFFSET(addr, offset) (addr - (offset))
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#endif
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target_ulong helper_lwl(target_ulong arg1, target_ulong arg2, int mem_idx)
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{ |
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target_ulong tmp; |
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tmp = do_lbu(arg2, mem_idx); |
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arg1 = (arg1 & 0x00FFFFFF) | (tmp << 24); |
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if (GET_LMASK(arg2) <= 2) { |
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tmp = do_lbu(GET_OFFSET(arg2, 1), mem_idx);
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arg1 = (arg1 & 0xFF00FFFF) | (tmp << 16); |
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} |
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if (GET_LMASK(arg2) <= 1) { |
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tmp = do_lbu(GET_OFFSET(arg2, 2), mem_idx);
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arg1 = (arg1 & 0xFFFF00FF) | (tmp << 8); |
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} |
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if (GET_LMASK(arg2) == 0) { |
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tmp = do_lbu(GET_OFFSET(arg2, 3), mem_idx);
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arg1 = (arg1 & 0xFFFFFF00) | tmp;
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} |
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return (int32_t)arg1;
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} |
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target_ulong helper_lwr(target_ulong arg1, target_ulong arg2, int mem_idx)
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{ |
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target_ulong tmp; |
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tmp = do_lbu(arg2, mem_idx); |
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arg1 = (arg1 & 0xFFFFFF00) | tmp;
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if (GET_LMASK(arg2) >= 1) { |
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tmp = do_lbu(GET_OFFSET(arg2, -1), mem_idx);
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arg1 = (arg1 & 0xFFFF00FF) | (tmp << 8); |
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} |
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if (GET_LMASK(arg2) >= 2) { |
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tmp = do_lbu(GET_OFFSET(arg2, -2), mem_idx);
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arg1 = (arg1 & 0xFF00FFFF) | (tmp << 16); |
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} |
384 |
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if (GET_LMASK(arg2) == 3) { |
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tmp = do_lbu(GET_OFFSET(arg2, -3), mem_idx);
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arg1 = (arg1 & 0x00FFFFFF) | (tmp << 24); |
388 |
} |
389 |
return (int32_t)arg1;
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} |
391 |
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void helper_swl(target_ulong arg1, target_ulong arg2, int mem_idx) |
393 |
{ |
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do_sb(arg2, (uint8_t)(arg1 >> 24), mem_idx);
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|
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if (GET_LMASK(arg2) <= 2) |
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do_sb(GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 16), mem_idx); |
398 |
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if (GET_LMASK(arg2) <= 1) |
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do_sb(GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 8), mem_idx); |
401 |
|
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if (GET_LMASK(arg2) == 0) |
403 |
do_sb(GET_OFFSET(arg2, 3), (uint8_t)arg1, mem_idx);
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} |
405 |
|
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void helper_swr(target_ulong arg1, target_ulong arg2, int mem_idx) |
407 |
{ |
408 |
do_sb(arg2, (uint8_t)arg1, mem_idx); |
409 |
|
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if (GET_LMASK(arg2) >= 1) |
411 |
do_sb(GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx); |
412 |
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if (GET_LMASK(arg2) >= 2) |
414 |
do_sb(GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx); |
415 |
|
416 |
if (GET_LMASK(arg2) == 3) |
417 |
do_sb(GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx); |
418 |
} |
419 |
|
420 |
#if defined(TARGET_MIPS64)
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/* "half" load and stores. We must do the memory access inline,
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or fault handling won't work. */
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423 |
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424 |
#ifdef TARGET_WORDS_BIGENDIAN
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#define GET_LMASK64(v) ((v) & 7) |
426 |
#else
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#define GET_LMASK64(v) (((v) & 7) ^ 7) |
428 |
#endif
|
429 |
|
430 |
target_ulong helper_ldl(target_ulong arg1, target_ulong arg2, int mem_idx)
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{ |
432 |
uint64_t tmp; |
433 |
|
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tmp = do_lbu(arg2, mem_idx); |
435 |
arg1 = (arg1 & 0x00FFFFFFFFFFFFFFULL) | (tmp << 56); |
436 |
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if (GET_LMASK64(arg2) <= 6) { |
438 |
tmp = do_lbu(GET_OFFSET(arg2, 1), mem_idx);
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arg1 = (arg1 & 0xFF00FFFFFFFFFFFFULL) | (tmp << 48); |
440 |
} |
441 |
|
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if (GET_LMASK64(arg2) <= 5) { |
443 |
tmp = do_lbu(GET_OFFSET(arg2, 2), mem_idx);
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arg1 = (arg1 & 0xFFFF00FFFFFFFFFFULL) | (tmp << 40); |
445 |
} |
446 |
|
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if (GET_LMASK64(arg2) <= 4) { |
448 |
tmp = do_lbu(GET_OFFSET(arg2, 3), mem_idx);
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arg1 = (arg1 & 0xFFFFFF00FFFFFFFFULL) | (tmp << 32); |
450 |
} |
451 |
|
452 |
if (GET_LMASK64(arg2) <= 3) { |
453 |
tmp = do_lbu(GET_OFFSET(arg2, 4), mem_idx);
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arg1 = (arg1 & 0xFFFFFFFF00FFFFFFULL) | (tmp << 24); |
455 |
} |
456 |
|
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if (GET_LMASK64(arg2) <= 2) { |
458 |
tmp = do_lbu(GET_OFFSET(arg2, 5), mem_idx);
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arg1 = (arg1 & 0xFFFFFFFFFF00FFFFULL) | (tmp << 16); |
460 |
} |
461 |
|
462 |
if (GET_LMASK64(arg2) <= 1) { |
463 |
tmp = do_lbu(GET_OFFSET(arg2, 6), mem_idx);
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arg1 = (arg1 & 0xFFFFFFFFFFFF00FFULL) | (tmp << 8); |
465 |
} |
466 |
|
467 |
if (GET_LMASK64(arg2) == 0) { |
468 |
tmp = do_lbu(GET_OFFSET(arg2, 7), mem_idx);
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469 |
arg1 = (arg1 & 0xFFFFFFFFFFFFFF00ULL) | tmp;
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} |
471 |
|
472 |
return arg1;
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473 |
} |
474 |
|
475 |
target_ulong helper_ldr(target_ulong arg1, target_ulong arg2, int mem_idx)
|
476 |
{ |
477 |
uint64_t tmp; |
478 |
|
479 |
tmp = do_lbu(arg2, mem_idx); |
480 |
arg1 = (arg1 & 0xFFFFFFFFFFFFFF00ULL) | tmp;
|
481 |
|
482 |
if (GET_LMASK64(arg2) >= 1) { |
483 |
tmp = do_lbu(GET_OFFSET(arg2, -1), mem_idx);
|
484 |
arg1 = (arg1 & 0xFFFFFFFFFFFF00FFULL) | (tmp << 8); |
485 |
} |
486 |
|
487 |
if (GET_LMASK64(arg2) >= 2) { |
488 |
tmp = do_lbu(GET_OFFSET(arg2, -2), mem_idx);
|
489 |
arg1 = (arg1 & 0xFFFFFFFFFF00FFFFULL) | (tmp << 16); |
490 |
} |
491 |
|
492 |
if (GET_LMASK64(arg2) >= 3) { |
493 |
tmp = do_lbu(GET_OFFSET(arg2, -3), mem_idx);
|
494 |
arg1 = (arg1 & 0xFFFFFFFF00FFFFFFULL) | (tmp << 24); |
495 |
} |
496 |
|
497 |
if (GET_LMASK64(arg2) >= 4) { |
498 |
tmp = do_lbu(GET_OFFSET(arg2, -4), mem_idx);
|
499 |
arg1 = (arg1 & 0xFFFFFF00FFFFFFFFULL) | (tmp << 32); |
500 |
} |
501 |
|
502 |
if (GET_LMASK64(arg2) >= 5) { |
503 |
tmp = do_lbu(GET_OFFSET(arg2, -5), mem_idx);
|
504 |
arg1 = (arg1 & 0xFFFF00FFFFFFFFFFULL) | (tmp << 40); |
505 |
} |
506 |
|
507 |
if (GET_LMASK64(arg2) >= 6) { |
508 |
tmp = do_lbu(GET_OFFSET(arg2, -6), mem_idx);
|
509 |
arg1 = (arg1 & 0xFF00FFFFFFFFFFFFULL) | (tmp << 48); |
510 |
} |
511 |
|
512 |
if (GET_LMASK64(arg2) == 7) { |
513 |
tmp = do_lbu(GET_OFFSET(arg2, -7), mem_idx);
|
514 |
arg1 = (arg1 & 0x00FFFFFFFFFFFFFFULL) | (tmp << 56); |
515 |
} |
516 |
|
517 |
return arg1;
|
518 |
} |
519 |
|
520 |
void helper_sdl(target_ulong arg1, target_ulong arg2, int mem_idx) |
521 |
{ |
522 |
do_sb(arg2, (uint8_t)(arg1 >> 56), mem_idx);
|
523 |
|
524 |
if (GET_LMASK64(arg2) <= 6) |
525 |
do_sb(GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 48), mem_idx); |
526 |
|
527 |
if (GET_LMASK64(arg2) <= 5) |
528 |
do_sb(GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 40), mem_idx); |
529 |
|
530 |
if (GET_LMASK64(arg2) <= 4) |
531 |
do_sb(GET_OFFSET(arg2, 3), (uint8_t)(arg1 >> 32), mem_idx); |
532 |
|
533 |
if (GET_LMASK64(arg2) <= 3) |
534 |
do_sb(GET_OFFSET(arg2, 4), (uint8_t)(arg1 >> 24), mem_idx); |
535 |
|
536 |
if (GET_LMASK64(arg2) <= 2) |
537 |
do_sb(GET_OFFSET(arg2, 5), (uint8_t)(arg1 >> 16), mem_idx); |
538 |
|
539 |
if (GET_LMASK64(arg2) <= 1) |
540 |
do_sb(GET_OFFSET(arg2, 6), (uint8_t)(arg1 >> 8), mem_idx); |
541 |
|
542 |
if (GET_LMASK64(arg2) <= 0) |
543 |
do_sb(GET_OFFSET(arg2, 7), (uint8_t)arg1, mem_idx);
|
544 |
} |
545 |
|
546 |
void helper_sdr(target_ulong arg1, target_ulong arg2, int mem_idx) |
547 |
{ |
548 |
do_sb(arg2, (uint8_t)arg1, mem_idx); |
549 |
|
550 |
if (GET_LMASK64(arg2) >= 1) |
551 |
do_sb(GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx); |
552 |
|
553 |
if (GET_LMASK64(arg2) >= 2) |
554 |
do_sb(GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx); |
555 |
|
556 |
if (GET_LMASK64(arg2) >= 3) |
557 |
do_sb(GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx); |
558 |
|
559 |
if (GET_LMASK64(arg2) >= 4) |
560 |
do_sb(GET_OFFSET(arg2, -4), (uint8_t)(arg1 >> 32), mem_idx); |
561 |
|
562 |
if (GET_LMASK64(arg2) >= 5) |
563 |
do_sb(GET_OFFSET(arg2, -5), (uint8_t)(arg1 >> 40), mem_idx); |
564 |
|
565 |
if (GET_LMASK64(arg2) >= 6) |
566 |
do_sb(GET_OFFSET(arg2, -6), (uint8_t)(arg1 >> 48), mem_idx); |
567 |
|
568 |
if (GET_LMASK64(arg2) == 7) |
569 |
do_sb(GET_OFFSET(arg2, -7), (uint8_t)(arg1 >> 56), mem_idx); |
570 |
} |
571 |
#endif /* TARGET_MIPS64 */ |
572 |
|
573 |
static const int multiple_regs[] = { 16, 17, 18, 19, 20, 21, 22, 23, 30 }; |
574 |
|
575 |
void helper_lwm (target_ulong addr, target_ulong reglist, uint32_t mem_idx)
|
576 |
{ |
577 |
target_ulong base_reglist = reglist & 0xf;
|
578 |
target_ulong do_r31 = reglist & 0x10;
|
579 |
#ifdef CONFIG_USER_ONLY
|
580 |
#undef ldfun
|
581 |
#define ldfun ldl_raw
|
582 |
#else
|
583 |
uint32_t (*ldfun)(target_ulong); |
584 |
|
585 |
switch (mem_idx)
|
586 |
{ |
587 |
case 0: ldfun = ldl_kernel; break; |
588 |
case 1: ldfun = ldl_super; break; |
589 |
default:
|
590 |
case 2: ldfun = ldl_user; break; |
591 |
} |
592 |
#endif
|
593 |
|
594 |
if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { |
595 |
target_ulong i; |
596 |
|
597 |
for (i = 0; i < base_reglist; i++) { |
598 |
env->active_tc.gpr[multiple_regs[i]] = (target_long) ldfun(addr); |
599 |
addr += 4;
|
600 |
} |
601 |
} |
602 |
|
603 |
if (do_r31) {
|
604 |
env->active_tc.gpr[31] = (target_long) ldfun(addr);
|
605 |
} |
606 |
} |
607 |
|
608 |
void helper_swm (target_ulong addr, target_ulong reglist, uint32_t mem_idx)
|
609 |
{ |
610 |
target_ulong base_reglist = reglist & 0xf;
|
611 |
target_ulong do_r31 = reglist & 0x10;
|
612 |
#ifdef CONFIG_USER_ONLY
|
613 |
#undef stfun
|
614 |
#define stfun stl_raw
|
615 |
#else
|
616 |
void (*stfun)(target_ulong, uint32_t);
|
617 |
|
618 |
switch (mem_idx)
|
619 |
{ |
620 |
case 0: stfun = stl_kernel; break; |
621 |
case 1: stfun = stl_super; break; |
622 |
default:
|
623 |
case 2: stfun = stl_user; break; |
624 |
} |
625 |
#endif
|
626 |
|
627 |
if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { |
628 |
target_ulong i; |
629 |
|
630 |
for (i = 0; i < base_reglist; i++) { |
631 |
stfun(addr, env->active_tc.gpr[multiple_regs[i]]); |
632 |
addr += 4;
|
633 |
} |
634 |
} |
635 |
|
636 |
if (do_r31) {
|
637 |
stfun(addr, env->active_tc.gpr[31]);
|
638 |
} |
639 |
} |
640 |
|
641 |
#if defined(TARGET_MIPS64)
|
642 |
void helper_ldm (target_ulong addr, target_ulong reglist, uint32_t mem_idx)
|
643 |
{ |
644 |
target_ulong base_reglist = reglist & 0xf;
|
645 |
target_ulong do_r31 = reglist & 0x10;
|
646 |
#ifdef CONFIG_USER_ONLY
|
647 |
#undef ldfun
|
648 |
#define ldfun ldq_raw
|
649 |
#else
|
650 |
uint64_t (*ldfun)(target_ulong); |
651 |
|
652 |
switch (mem_idx)
|
653 |
{ |
654 |
case 0: ldfun = ldq_kernel; break; |
655 |
case 1: ldfun = ldq_super; break; |
656 |
default:
|
657 |
case 2: ldfun = ldq_user; break; |
658 |
} |
659 |
#endif
|
660 |
|
661 |
if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { |
662 |
target_ulong i; |
663 |
|
664 |
for (i = 0; i < base_reglist; i++) { |
665 |
env->active_tc.gpr[multiple_regs[i]] = ldfun(addr); |
666 |
addr += 8;
|
667 |
} |
668 |
} |
669 |
|
670 |
if (do_r31) {
|
671 |
env->active_tc.gpr[31] = ldfun(addr);
|
672 |
} |
673 |
} |
674 |
|
675 |
void helper_sdm (target_ulong addr, target_ulong reglist, uint32_t mem_idx)
|
676 |
{ |
677 |
target_ulong base_reglist = reglist & 0xf;
|
678 |
target_ulong do_r31 = reglist & 0x10;
|
679 |
#ifdef CONFIG_USER_ONLY
|
680 |
#undef stfun
|
681 |
#define stfun stq_raw
|
682 |
#else
|
683 |
void (*stfun)(target_ulong, uint64_t);
|
684 |
|
685 |
switch (mem_idx)
|
686 |
{ |
687 |
case 0: stfun = stq_kernel; break; |
688 |
case 1: stfun = stq_super; break; |
689 |
default:
|
690 |
case 2: stfun = stq_user; break; |
691 |
} |
692 |
#endif
|
693 |
|
694 |
if (base_reglist > 0 && base_reglist <= ARRAY_SIZE (multiple_regs)) { |
695 |
target_ulong i; |
696 |
|
697 |
for (i = 0; i < base_reglist; i++) { |
698 |
stfun(addr, env->active_tc.gpr[multiple_regs[i]]); |
699 |
addr += 8;
|
700 |
} |
701 |
} |
702 |
|
703 |
if (do_r31) {
|
704 |
stfun(addr, env->active_tc.gpr[31]);
|
705 |
} |
706 |
} |
707 |
#endif
|
708 |
|
709 |
#ifndef CONFIG_USER_ONLY
|
710 |
/* CP0 helpers */
|
711 |
target_ulong helper_mfc0_mvpcontrol (void)
|
712 |
{ |
713 |
return env->mvp->CP0_MVPControl;
|
714 |
} |
715 |
|
716 |
target_ulong helper_mfc0_mvpconf0 (void)
|
717 |
{ |
718 |
return env->mvp->CP0_MVPConf0;
|
719 |
} |
720 |
|
721 |
target_ulong helper_mfc0_mvpconf1 (void)
|
722 |
{ |
723 |
return env->mvp->CP0_MVPConf1;
|
724 |
} |
725 |
|
726 |
target_ulong helper_mfc0_random (void)
|
727 |
{ |
728 |
return (int32_t)cpu_mips_get_random(env);
|
729 |
} |
730 |
|
731 |
target_ulong helper_mfc0_tcstatus (void)
|
732 |
{ |
733 |
return env->active_tc.CP0_TCStatus;
|
734 |
} |
735 |
|
736 |
target_ulong helper_mftc0_tcstatus(void)
|
737 |
{ |
738 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
739 |
|
740 |
if (other_tc == env->current_tc)
|
741 |
return env->active_tc.CP0_TCStatus;
|
742 |
else
|
743 |
return env->tcs[other_tc].CP0_TCStatus;
|
744 |
} |
745 |
|
746 |
target_ulong helper_mfc0_tcbind (void)
|
747 |
{ |
748 |
return env->active_tc.CP0_TCBind;
|
749 |
} |
750 |
|
751 |
target_ulong helper_mftc0_tcbind(void)
|
752 |
{ |
753 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
754 |
|
755 |
if (other_tc == env->current_tc)
|
756 |
return env->active_tc.CP0_TCBind;
|
757 |
else
|
758 |
return env->tcs[other_tc].CP0_TCBind;
|
759 |
} |
760 |
|
761 |
target_ulong helper_mfc0_tcrestart (void)
|
762 |
{ |
763 |
return env->active_tc.PC;
|
764 |
} |
765 |
|
766 |
target_ulong helper_mftc0_tcrestart(void)
|
767 |
{ |
768 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
769 |
|
770 |
if (other_tc == env->current_tc)
|
771 |
return env->active_tc.PC;
|
772 |
else
|
773 |
return env->tcs[other_tc].PC;
|
774 |
} |
775 |
|
776 |
target_ulong helper_mfc0_tchalt (void)
|
777 |
{ |
778 |
return env->active_tc.CP0_TCHalt;
|
779 |
} |
780 |
|
781 |
target_ulong helper_mftc0_tchalt(void)
|
782 |
{ |
783 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
784 |
|
785 |
if (other_tc == env->current_tc)
|
786 |
return env->active_tc.CP0_TCHalt;
|
787 |
else
|
788 |
return env->tcs[other_tc].CP0_TCHalt;
|
789 |
} |
790 |
|
791 |
target_ulong helper_mfc0_tccontext (void)
|
792 |
{ |
793 |
return env->active_tc.CP0_TCContext;
|
794 |
} |
795 |
|
796 |
target_ulong helper_mftc0_tccontext(void)
|
797 |
{ |
798 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
799 |
|
800 |
if (other_tc == env->current_tc)
|
801 |
return env->active_tc.CP0_TCContext;
|
802 |
else
|
803 |
return env->tcs[other_tc].CP0_TCContext;
|
804 |
} |
805 |
|
806 |
target_ulong helper_mfc0_tcschedule (void)
|
807 |
{ |
808 |
return env->active_tc.CP0_TCSchedule;
|
809 |
} |
810 |
|
811 |
target_ulong helper_mftc0_tcschedule(void)
|
812 |
{ |
813 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
814 |
|
815 |
if (other_tc == env->current_tc)
|
816 |
return env->active_tc.CP0_TCSchedule;
|
817 |
else
|
818 |
return env->tcs[other_tc].CP0_TCSchedule;
|
819 |
} |
820 |
|
821 |
target_ulong helper_mfc0_tcschefback (void)
|
822 |
{ |
823 |
return env->active_tc.CP0_TCScheFBack;
|
824 |
} |
825 |
|
826 |
target_ulong helper_mftc0_tcschefback(void)
|
827 |
{ |
828 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
829 |
|
830 |
if (other_tc == env->current_tc)
|
831 |
return env->active_tc.CP0_TCScheFBack;
|
832 |
else
|
833 |
return env->tcs[other_tc].CP0_TCScheFBack;
|
834 |
} |
835 |
|
836 |
target_ulong helper_mfc0_count (void)
|
837 |
{ |
838 |
return (int32_t)cpu_mips_get_count(env);
|
839 |
} |
840 |
|
841 |
target_ulong helper_mftc0_entryhi(void)
|
842 |
{ |
843 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
844 |
int32_t tcstatus; |
845 |
|
846 |
if (other_tc == env->current_tc)
|
847 |
tcstatus = env->active_tc.CP0_TCStatus; |
848 |
else
|
849 |
tcstatus = env->tcs[other_tc].CP0_TCStatus; |
850 |
|
851 |
return (env->CP0_EntryHi & ~0xff) | (tcstatus & 0xff); |
852 |
} |
853 |
|
854 |
target_ulong helper_mftc0_status(void)
|
855 |
{ |
856 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
857 |
target_ulong t0; |
858 |
int32_t tcstatus; |
859 |
|
860 |
if (other_tc == env->current_tc)
|
861 |
tcstatus = env->active_tc.CP0_TCStatus; |
862 |
else
|
863 |
tcstatus = env->tcs[other_tc].CP0_TCStatus; |
864 |
|
865 |
t0 = env->CP0_Status & ~0xf1000018;
|
866 |
t0 |= tcstatus & (0xf << CP0TCSt_TCU0);
|
867 |
t0 |= (tcstatus & (1 << CP0TCSt_TMX)) >> (CP0TCSt_TMX - CP0St_MX);
|
868 |
t0 |= (tcstatus & (0x3 << CP0TCSt_TKSU)) >> (CP0TCSt_TKSU - CP0St_KSU);
|
869 |
|
870 |
return t0;
|
871 |
} |
872 |
|
873 |
target_ulong helper_mfc0_lladdr (void)
|
874 |
{ |
875 |
return (int32_t)(env->lladdr >> env->CP0_LLAddr_shift);
|
876 |
} |
877 |
|
878 |
target_ulong helper_mfc0_watchlo (uint32_t sel) |
879 |
{ |
880 |
return (int32_t)env->CP0_WatchLo[sel];
|
881 |
} |
882 |
|
883 |
target_ulong helper_mfc0_watchhi (uint32_t sel) |
884 |
{ |
885 |
return env->CP0_WatchHi[sel];
|
886 |
} |
887 |
|
888 |
target_ulong helper_mfc0_debug (void)
|
889 |
{ |
890 |
target_ulong t0 = env->CP0_Debug; |
891 |
if (env->hflags & MIPS_HFLAG_DM)
|
892 |
t0 |= 1 << CP0DB_DM;
|
893 |
|
894 |
return t0;
|
895 |
} |
896 |
|
897 |
target_ulong helper_mftc0_debug(void)
|
898 |
{ |
899 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
900 |
int32_t tcstatus; |
901 |
|
902 |
if (other_tc == env->current_tc)
|
903 |
tcstatus = env->active_tc.CP0_Debug_tcstatus; |
904 |
else
|
905 |
tcstatus = env->tcs[other_tc].CP0_Debug_tcstatus; |
906 |
|
907 |
/* XXX: Might be wrong, check with EJTAG spec. */
|
908 |
return (env->CP0_Debug & ~((1 << CP0DB_SSt) | (1 << CP0DB_Halt))) | |
909 |
(tcstatus & ((1 << CP0DB_SSt) | (1 << CP0DB_Halt))); |
910 |
} |
911 |
|
912 |
#if defined(TARGET_MIPS64)
|
913 |
target_ulong helper_dmfc0_tcrestart (void)
|
914 |
{ |
915 |
return env->active_tc.PC;
|
916 |
} |
917 |
|
918 |
target_ulong helper_dmfc0_tchalt (void)
|
919 |
{ |
920 |
return env->active_tc.CP0_TCHalt;
|
921 |
} |
922 |
|
923 |
target_ulong helper_dmfc0_tccontext (void)
|
924 |
{ |
925 |
return env->active_tc.CP0_TCContext;
|
926 |
} |
927 |
|
928 |
target_ulong helper_dmfc0_tcschedule (void)
|
929 |
{ |
930 |
return env->active_tc.CP0_TCSchedule;
|
931 |
} |
932 |
|
933 |
target_ulong helper_dmfc0_tcschefback (void)
|
934 |
{ |
935 |
return env->active_tc.CP0_TCScheFBack;
|
936 |
} |
937 |
|
938 |
target_ulong helper_dmfc0_lladdr (void)
|
939 |
{ |
940 |
return env->lladdr >> env->CP0_LLAddr_shift;
|
941 |
} |
942 |
|
943 |
target_ulong helper_dmfc0_watchlo (uint32_t sel) |
944 |
{ |
945 |
return env->CP0_WatchLo[sel];
|
946 |
} |
947 |
#endif /* TARGET_MIPS64 */ |
948 |
|
949 |
void helper_mtc0_index (target_ulong arg1)
|
950 |
{ |
951 |
int num = 1; |
952 |
unsigned int tmp = env->tlb->nb_tlb; |
953 |
|
954 |
do {
|
955 |
tmp >>= 1;
|
956 |
num <<= 1;
|
957 |
} while (tmp);
|
958 |
env->CP0_Index = (env->CP0_Index & 0x80000000) | (arg1 & (num - 1)); |
959 |
} |
960 |
|
961 |
void helper_mtc0_mvpcontrol (target_ulong arg1)
|
962 |
{ |
963 |
uint32_t mask = 0;
|
964 |
uint32_t newval; |
965 |
|
966 |
if (env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) |
967 |
mask |= (1 << CP0MVPCo_CPA) | (1 << CP0MVPCo_VPC) | |
968 |
(1 << CP0MVPCo_EVP);
|
969 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
970 |
mask |= (1 << CP0MVPCo_STLB);
|
971 |
newval = (env->mvp->CP0_MVPControl & ~mask) | (arg1 & mask); |
972 |
|
973 |
// TODO: Enable/disable shared TLB, enable/disable VPEs.
|
974 |
|
975 |
env->mvp->CP0_MVPControl = newval; |
976 |
} |
977 |
|
978 |
void helper_mtc0_vpecontrol (target_ulong arg1)
|
979 |
{ |
980 |
uint32_t mask; |
981 |
uint32_t newval; |
982 |
|
983 |
mask = (1 << CP0VPECo_YSI) | (1 << CP0VPECo_GSI) | |
984 |
(1 << CP0VPECo_TE) | (0xff << CP0VPECo_TargTC); |
985 |
newval = (env->CP0_VPEControl & ~mask) | (arg1 & mask); |
986 |
|
987 |
/* Yield scheduler intercept not implemented. */
|
988 |
/* Gating storage scheduler intercept not implemented. */
|
989 |
|
990 |
// TODO: Enable/disable TCs.
|
991 |
|
992 |
env->CP0_VPEControl = newval; |
993 |
} |
994 |
|
995 |
void helper_mtc0_vpeconf0 (target_ulong arg1)
|
996 |
{ |
997 |
uint32_t mask = 0;
|
998 |
uint32_t newval; |
999 |
|
1000 |
if (env->CP0_VPEConf0 & (1 << CP0VPEC0_MVP)) { |
1001 |
if (env->CP0_VPEConf0 & (1 << CP0VPEC0_VPA)) |
1002 |
mask |= (0xff << CP0VPEC0_XTC);
|
1003 |
mask |= (1 << CP0VPEC0_MVP) | (1 << CP0VPEC0_VPA); |
1004 |
} |
1005 |
newval = (env->CP0_VPEConf0 & ~mask) | (arg1 & mask); |
1006 |
|
1007 |
// TODO: TC exclusive handling due to ERL/EXL.
|
1008 |
|
1009 |
env->CP0_VPEConf0 = newval; |
1010 |
} |
1011 |
|
1012 |
void helper_mtc0_vpeconf1 (target_ulong arg1)
|
1013 |
{ |
1014 |
uint32_t mask = 0;
|
1015 |
uint32_t newval; |
1016 |
|
1017 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
1018 |
mask |= (0xff << CP0VPEC1_NCX) | (0xff << CP0VPEC1_NCP2) | |
1019 |
(0xff << CP0VPEC1_NCP1);
|
1020 |
newval = (env->CP0_VPEConf1 & ~mask) | (arg1 & mask); |
1021 |
|
1022 |
/* UDI not implemented. */
|
1023 |
/* CP2 not implemented. */
|
1024 |
|
1025 |
// TODO: Handle FPU (CP1) binding.
|
1026 |
|
1027 |
env->CP0_VPEConf1 = newval; |
1028 |
} |
1029 |
|
1030 |
void helper_mtc0_yqmask (target_ulong arg1)
|
1031 |
{ |
1032 |
/* Yield qualifier inputs not implemented. */
|
1033 |
env->CP0_YQMask = 0x00000000;
|
1034 |
} |
1035 |
|
1036 |
void helper_mtc0_vpeopt (target_ulong arg1)
|
1037 |
{ |
1038 |
env->CP0_VPEOpt = arg1 & 0x0000ffff;
|
1039 |
} |
1040 |
|
1041 |
void helper_mtc0_entrylo0 (target_ulong arg1)
|
1042 |
{ |
1043 |
/* Large physaddr (PABITS) not implemented */
|
1044 |
/* 1k pages not implemented */
|
1045 |
env->CP0_EntryLo0 = arg1 & 0x3FFFFFFF;
|
1046 |
} |
1047 |
|
1048 |
void helper_mtc0_tcstatus (target_ulong arg1)
|
1049 |
{ |
1050 |
uint32_t mask = env->CP0_TCStatus_rw_bitmask; |
1051 |
uint32_t newval; |
1052 |
|
1053 |
newval = (env->active_tc.CP0_TCStatus & ~mask) | (arg1 & mask); |
1054 |
|
1055 |
// TODO: Sync with CP0_Status.
|
1056 |
|
1057 |
env->active_tc.CP0_TCStatus = newval; |
1058 |
} |
1059 |
|
1060 |
void helper_mttc0_tcstatus (target_ulong arg1)
|
1061 |
{ |
1062 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1063 |
|
1064 |
// TODO: Sync with CP0_Status.
|
1065 |
|
1066 |
if (other_tc == env->current_tc)
|
1067 |
env->active_tc.CP0_TCStatus = arg1; |
1068 |
else
|
1069 |
env->tcs[other_tc].CP0_TCStatus = arg1; |
1070 |
} |
1071 |
|
1072 |
void helper_mtc0_tcbind (target_ulong arg1)
|
1073 |
{ |
1074 |
uint32_t mask = (1 << CP0TCBd_TBE);
|
1075 |
uint32_t newval; |
1076 |
|
1077 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
1078 |
mask |= (1 << CP0TCBd_CurVPE);
|
1079 |
newval = (env->active_tc.CP0_TCBind & ~mask) | (arg1 & mask); |
1080 |
env->active_tc.CP0_TCBind = newval; |
1081 |
} |
1082 |
|
1083 |
void helper_mttc0_tcbind (target_ulong arg1)
|
1084 |
{ |
1085 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1086 |
uint32_t mask = (1 << CP0TCBd_TBE);
|
1087 |
uint32_t newval; |
1088 |
|
1089 |
if (env->mvp->CP0_MVPControl & (1 << CP0MVPCo_VPC)) |
1090 |
mask |= (1 << CP0TCBd_CurVPE);
|
1091 |
if (other_tc == env->current_tc) {
|
1092 |
newval = (env->active_tc.CP0_TCBind & ~mask) | (arg1 & mask); |
1093 |
env->active_tc.CP0_TCBind = newval; |
1094 |
} else {
|
1095 |
newval = (env->tcs[other_tc].CP0_TCBind & ~mask) | (arg1 & mask); |
1096 |
env->tcs[other_tc].CP0_TCBind = newval; |
1097 |
} |
1098 |
} |
1099 |
|
1100 |
void helper_mtc0_tcrestart (target_ulong arg1)
|
1101 |
{ |
1102 |
env->active_tc.PC = arg1; |
1103 |
env->active_tc.CP0_TCStatus &= ~(1 << CP0TCSt_TDS);
|
1104 |
env->lladdr = 0ULL;
|
1105 |
/* MIPS16 not implemented. */
|
1106 |
} |
1107 |
|
1108 |
void helper_mttc0_tcrestart (target_ulong arg1)
|
1109 |
{ |
1110 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1111 |
|
1112 |
if (other_tc == env->current_tc) {
|
1113 |
env->active_tc.PC = arg1; |
1114 |
env->active_tc.CP0_TCStatus &= ~(1 << CP0TCSt_TDS);
|
1115 |
env->lladdr = 0ULL;
|
1116 |
/* MIPS16 not implemented. */
|
1117 |
} else {
|
1118 |
env->tcs[other_tc].PC = arg1; |
1119 |
env->tcs[other_tc].CP0_TCStatus &= ~(1 << CP0TCSt_TDS);
|
1120 |
env->lladdr = 0ULL;
|
1121 |
/* MIPS16 not implemented. */
|
1122 |
} |
1123 |
} |
1124 |
|
1125 |
void helper_mtc0_tchalt (target_ulong arg1)
|
1126 |
{ |
1127 |
env->active_tc.CP0_TCHalt = arg1 & 0x1;
|
1128 |
|
1129 |
// TODO: Halt TC / Restart (if allocated+active) TC.
|
1130 |
} |
1131 |
|
1132 |
void helper_mttc0_tchalt (target_ulong arg1)
|
1133 |
{ |
1134 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1135 |
|
1136 |
// TODO: Halt TC / Restart (if allocated+active) TC.
|
1137 |
|
1138 |
if (other_tc == env->current_tc)
|
1139 |
env->active_tc.CP0_TCHalt = arg1; |
1140 |
else
|
1141 |
env->tcs[other_tc].CP0_TCHalt = arg1; |
1142 |
} |
1143 |
|
1144 |
void helper_mtc0_tccontext (target_ulong arg1)
|
1145 |
{ |
1146 |
env->active_tc.CP0_TCContext = arg1; |
1147 |
} |
1148 |
|
1149 |
void helper_mttc0_tccontext (target_ulong arg1)
|
1150 |
{ |
1151 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1152 |
|
1153 |
if (other_tc == env->current_tc)
|
1154 |
env->active_tc.CP0_TCContext = arg1; |
1155 |
else
|
1156 |
env->tcs[other_tc].CP0_TCContext = arg1; |
1157 |
} |
1158 |
|
1159 |
void helper_mtc0_tcschedule (target_ulong arg1)
|
1160 |
{ |
1161 |
env->active_tc.CP0_TCSchedule = arg1; |
1162 |
} |
1163 |
|
1164 |
void helper_mttc0_tcschedule (target_ulong arg1)
|
1165 |
{ |
1166 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1167 |
|
1168 |
if (other_tc == env->current_tc)
|
1169 |
env->active_tc.CP0_TCSchedule = arg1; |
1170 |
else
|
1171 |
env->tcs[other_tc].CP0_TCSchedule = arg1; |
1172 |
} |
1173 |
|
1174 |
void helper_mtc0_tcschefback (target_ulong arg1)
|
1175 |
{ |
1176 |
env->active_tc.CP0_TCScheFBack = arg1; |
1177 |
} |
1178 |
|
1179 |
void helper_mttc0_tcschefback (target_ulong arg1)
|
1180 |
{ |
1181 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1182 |
|
1183 |
if (other_tc == env->current_tc)
|
1184 |
env->active_tc.CP0_TCScheFBack = arg1; |
1185 |
else
|
1186 |
env->tcs[other_tc].CP0_TCScheFBack = arg1; |
1187 |
} |
1188 |
|
1189 |
void helper_mtc0_entrylo1 (target_ulong arg1)
|
1190 |
{ |
1191 |
/* Large physaddr (PABITS) not implemented */
|
1192 |
/* 1k pages not implemented */
|
1193 |
env->CP0_EntryLo1 = arg1 & 0x3FFFFFFF;
|
1194 |
} |
1195 |
|
1196 |
void helper_mtc0_context (target_ulong arg1)
|
1197 |
{ |
1198 |
env->CP0_Context = (env->CP0_Context & 0x007FFFFF) | (arg1 & ~0x007FFFFF); |
1199 |
} |
1200 |
|
1201 |
void helper_mtc0_pagemask (target_ulong arg1)
|
1202 |
{ |
1203 |
/* 1k pages not implemented */
|
1204 |
env->CP0_PageMask = arg1 & (0x1FFFFFFF & (TARGET_PAGE_MASK << 1)); |
1205 |
} |
1206 |
|
1207 |
void helper_mtc0_pagegrain (target_ulong arg1)
|
1208 |
{ |
1209 |
/* SmartMIPS not implemented */
|
1210 |
/* Large physaddr (PABITS) not implemented */
|
1211 |
/* 1k pages not implemented */
|
1212 |
env->CP0_PageGrain = 0;
|
1213 |
} |
1214 |
|
1215 |
void helper_mtc0_wired (target_ulong arg1)
|
1216 |
{ |
1217 |
env->CP0_Wired = arg1 % env->tlb->nb_tlb; |
1218 |
} |
1219 |
|
1220 |
void helper_mtc0_srsconf0 (target_ulong arg1)
|
1221 |
{ |
1222 |
env->CP0_SRSConf0 |= arg1 & env->CP0_SRSConf0_rw_bitmask; |
1223 |
} |
1224 |
|
1225 |
void helper_mtc0_srsconf1 (target_ulong arg1)
|
1226 |
{ |
1227 |
env->CP0_SRSConf1 |= arg1 & env->CP0_SRSConf1_rw_bitmask; |
1228 |
} |
1229 |
|
1230 |
void helper_mtc0_srsconf2 (target_ulong arg1)
|
1231 |
{ |
1232 |
env->CP0_SRSConf2 |= arg1 & env->CP0_SRSConf2_rw_bitmask; |
1233 |
} |
1234 |
|
1235 |
void helper_mtc0_srsconf3 (target_ulong arg1)
|
1236 |
{ |
1237 |
env->CP0_SRSConf3 |= arg1 & env->CP0_SRSConf3_rw_bitmask; |
1238 |
} |
1239 |
|
1240 |
void helper_mtc0_srsconf4 (target_ulong arg1)
|
1241 |
{ |
1242 |
env->CP0_SRSConf4 |= arg1 & env->CP0_SRSConf4_rw_bitmask; |
1243 |
} |
1244 |
|
1245 |
void helper_mtc0_hwrena (target_ulong arg1)
|
1246 |
{ |
1247 |
env->CP0_HWREna = arg1 & 0x0000000F;
|
1248 |
} |
1249 |
|
1250 |
void helper_mtc0_count (target_ulong arg1)
|
1251 |
{ |
1252 |
cpu_mips_store_count(env, arg1); |
1253 |
} |
1254 |
|
1255 |
void helper_mtc0_entryhi (target_ulong arg1)
|
1256 |
{ |
1257 |
target_ulong old, val; |
1258 |
|
1259 |
/* 1k pages not implemented */
|
1260 |
val = arg1 & ((TARGET_PAGE_MASK << 1) | 0xFF); |
1261 |
#if defined(TARGET_MIPS64)
|
1262 |
val &= env->SEGMask; |
1263 |
#endif
|
1264 |
old = env->CP0_EntryHi; |
1265 |
env->CP0_EntryHi = val; |
1266 |
if (env->CP0_Config3 & (1 << CP0C3_MT)) { |
1267 |
uint32_t tcst = env->active_tc.CP0_TCStatus & ~0xff;
|
1268 |
env->active_tc.CP0_TCStatus = tcst | (val & 0xff);
|
1269 |
} |
1270 |
/* If the ASID changes, flush qemu's TLB. */
|
1271 |
if ((old & 0xFF) != (val & 0xFF)) |
1272 |
cpu_mips_tlb_flush(env, 1);
|
1273 |
} |
1274 |
|
1275 |
void helper_mttc0_entryhi(target_ulong arg1)
|
1276 |
{ |
1277 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1278 |
int32_t tcstatus; |
1279 |
|
1280 |
env->CP0_EntryHi = (env->CP0_EntryHi & 0xff) | (arg1 & ~0xff); |
1281 |
if (other_tc == env->current_tc) {
|
1282 |
tcstatus = (env->active_tc.CP0_TCStatus & ~0xff) | (arg1 & 0xff); |
1283 |
env->active_tc.CP0_TCStatus = tcstatus; |
1284 |
} else {
|
1285 |
tcstatus = (env->tcs[other_tc].CP0_TCStatus & ~0xff) | (arg1 & 0xff); |
1286 |
env->tcs[other_tc].CP0_TCStatus = tcstatus; |
1287 |
} |
1288 |
} |
1289 |
|
1290 |
void helper_mtc0_compare (target_ulong arg1)
|
1291 |
{ |
1292 |
cpu_mips_store_compare(env, arg1); |
1293 |
} |
1294 |
|
1295 |
void helper_mtc0_status (target_ulong arg1)
|
1296 |
{ |
1297 |
uint32_t val, old; |
1298 |
uint32_t mask = env->CP0_Status_rw_bitmask; |
1299 |
|
1300 |
val = arg1 & mask; |
1301 |
old = env->CP0_Status; |
1302 |
env->CP0_Status = (env->CP0_Status & ~mask) | val; |
1303 |
compute_hflags(env); |
1304 |
if (qemu_loglevel_mask(CPU_LOG_EXEC)) {
|
1305 |
qemu_log("Status %08x (%08x) => %08x (%08x) Cause %08x",
|
1306 |
old, old & env->CP0_Cause & CP0Ca_IP_mask, |
1307 |
val, val & env->CP0_Cause & CP0Ca_IP_mask, |
1308 |
env->CP0_Cause); |
1309 |
switch (env->hflags & MIPS_HFLAG_KSU) {
|
1310 |
case MIPS_HFLAG_UM: qemu_log(", UM\n"); break; |
1311 |
case MIPS_HFLAG_SM: qemu_log(", SM\n"); break; |
1312 |
case MIPS_HFLAG_KM: qemu_log("\n"); break; |
1313 |
default: cpu_abort(env, "Invalid MMU mode!\n"); break; |
1314 |
} |
1315 |
} |
1316 |
cpu_mips_update_irq(env); |
1317 |
} |
1318 |
|
1319 |
void helper_mttc0_status(target_ulong arg1)
|
1320 |
{ |
1321 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1322 |
int32_t tcstatus = env->tcs[other_tc].CP0_TCStatus; |
1323 |
|
1324 |
env->CP0_Status = arg1 & ~0xf1000018;
|
1325 |
tcstatus = (tcstatus & ~(0xf << CP0TCSt_TCU0)) | (arg1 & (0xf << CP0St_CU0)); |
1326 |
tcstatus = (tcstatus & ~(1 << CP0TCSt_TMX)) | ((arg1 & (1 << CP0St_MX)) << (CP0TCSt_TMX - CP0St_MX)); |
1327 |
tcstatus = (tcstatus & ~(0x3 << CP0TCSt_TKSU)) | ((arg1 & (0x3 << CP0St_KSU)) << (CP0TCSt_TKSU - CP0St_KSU)); |
1328 |
if (other_tc == env->current_tc)
|
1329 |
env->active_tc.CP0_TCStatus = tcstatus; |
1330 |
else
|
1331 |
env->tcs[other_tc].CP0_TCStatus = tcstatus; |
1332 |
} |
1333 |
|
1334 |
void helper_mtc0_intctl (target_ulong arg1)
|
1335 |
{ |
1336 |
/* vectored interrupts not implemented, no performance counters. */
|
1337 |
env->CP0_IntCtl = (env->CP0_IntCtl & ~0x000002e0) | (arg1 & 0x000002e0); |
1338 |
} |
1339 |
|
1340 |
void helper_mtc0_srsctl (target_ulong arg1)
|
1341 |
{ |
1342 |
uint32_t mask = (0xf << CP0SRSCtl_ESS) | (0xf << CP0SRSCtl_PSS); |
1343 |
env->CP0_SRSCtl = (env->CP0_SRSCtl & ~mask) | (arg1 & mask); |
1344 |
} |
1345 |
|
1346 |
void helper_mtc0_cause (target_ulong arg1)
|
1347 |
{ |
1348 |
uint32_t mask = 0x00C00300;
|
1349 |
uint32_t old = env->CP0_Cause; |
1350 |
|
1351 |
if (env->insn_flags & ISA_MIPS32R2)
|
1352 |
mask |= 1 << CP0Ca_DC;
|
1353 |
|
1354 |
env->CP0_Cause = (env->CP0_Cause & ~mask) | (arg1 & mask); |
1355 |
|
1356 |
if ((old ^ env->CP0_Cause) & (1 << CP0Ca_DC)) { |
1357 |
if (env->CP0_Cause & (1 << CP0Ca_DC)) |
1358 |
cpu_mips_stop_count(env); |
1359 |
else
|
1360 |
cpu_mips_start_count(env); |
1361 |
} |
1362 |
|
1363 |
/* Handle the software interrupt as an hardware one, as they
|
1364 |
are very similar */
|
1365 |
if (arg1 & CP0Ca_IP_mask) {
|
1366 |
cpu_mips_update_irq(env); |
1367 |
} |
1368 |
} |
1369 |
|
1370 |
void helper_mtc0_ebase (target_ulong arg1)
|
1371 |
{ |
1372 |
/* vectored interrupts not implemented */
|
1373 |
/* Multi-CPU not implemented */
|
1374 |
env->CP0_EBase = 0x80000000 | (arg1 & 0x3FFFF000); |
1375 |
} |
1376 |
|
1377 |
void helper_mtc0_config0 (target_ulong arg1)
|
1378 |
{ |
1379 |
env->CP0_Config0 = (env->CP0_Config0 & 0x81FFFFF8) | (arg1 & 0x00000007); |
1380 |
} |
1381 |
|
1382 |
void helper_mtc0_config2 (target_ulong arg1)
|
1383 |
{ |
1384 |
/* tertiary/secondary caches not implemented */
|
1385 |
env->CP0_Config2 = (env->CP0_Config2 & 0x8FFF0FFF);
|
1386 |
} |
1387 |
|
1388 |
void helper_mtc0_lladdr (target_ulong arg1)
|
1389 |
{ |
1390 |
target_long mask = env->CP0_LLAddr_rw_bitmask; |
1391 |
arg1 = arg1 << env->CP0_LLAddr_shift; |
1392 |
env->lladdr = (env->lladdr & ~mask) | (arg1 & mask); |
1393 |
} |
1394 |
|
1395 |
void helper_mtc0_watchlo (target_ulong arg1, uint32_t sel)
|
1396 |
{ |
1397 |
/* Watch exceptions for instructions, data loads, data stores
|
1398 |
not implemented. */
|
1399 |
env->CP0_WatchLo[sel] = (arg1 & ~0x7);
|
1400 |
} |
1401 |
|
1402 |
void helper_mtc0_watchhi (target_ulong arg1, uint32_t sel)
|
1403 |
{ |
1404 |
env->CP0_WatchHi[sel] = (arg1 & 0x40FF0FF8);
|
1405 |
env->CP0_WatchHi[sel] &= ~(env->CP0_WatchHi[sel] & arg1 & 0x7);
|
1406 |
} |
1407 |
|
1408 |
void helper_mtc0_xcontext (target_ulong arg1)
|
1409 |
{ |
1410 |
target_ulong mask = (1ULL << (env->SEGBITS - 7)) - 1; |
1411 |
env->CP0_XContext = (env->CP0_XContext & mask) | (arg1 & ~mask); |
1412 |
} |
1413 |
|
1414 |
void helper_mtc0_framemask (target_ulong arg1)
|
1415 |
{ |
1416 |
env->CP0_Framemask = arg1; /* XXX */
|
1417 |
} |
1418 |
|
1419 |
void helper_mtc0_debug (target_ulong arg1)
|
1420 |
{ |
1421 |
env->CP0_Debug = (env->CP0_Debug & 0x8C03FC1F) | (arg1 & 0x13300120); |
1422 |
if (arg1 & (1 << CP0DB_DM)) |
1423 |
env->hflags |= MIPS_HFLAG_DM; |
1424 |
else
|
1425 |
env->hflags &= ~MIPS_HFLAG_DM; |
1426 |
} |
1427 |
|
1428 |
void helper_mttc0_debug(target_ulong arg1)
|
1429 |
{ |
1430 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1431 |
uint32_t val = arg1 & ((1 << CP0DB_SSt) | (1 << CP0DB_Halt)); |
1432 |
|
1433 |
/* XXX: Might be wrong, check with EJTAG spec. */
|
1434 |
if (other_tc == env->current_tc)
|
1435 |
env->active_tc.CP0_Debug_tcstatus = val; |
1436 |
else
|
1437 |
env->tcs[other_tc].CP0_Debug_tcstatus = val; |
1438 |
env->CP0_Debug = (env->CP0_Debug & ((1 << CP0DB_SSt) | (1 << CP0DB_Halt))) | |
1439 |
(arg1 & ~((1 << CP0DB_SSt) | (1 << CP0DB_Halt))); |
1440 |
} |
1441 |
|
1442 |
void helper_mtc0_performance0 (target_ulong arg1)
|
1443 |
{ |
1444 |
env->CP0_Performance0 = arg1 & 0x000007ff;
|
1445 |
} |
1446 |
|
1447 |
void helper_mtc0_taglo (target_ulong arg1)
|
1448 |
{ |
1449 |
env->CP0_TagLo = arg1 & 0xFFFFFCF6;
|
1450 |
} |
1451 |
|
1452 |
void helper_mtc0_datalo (target_ulong arg1)
|
1453 |
{ |
1454 |
env->CP0_DataLo = arg1; /* XXX */
|
1455 |
} |
1456 |
|
1457 |
void helper_mtc0_taghi (target_ulong arg1)
|
1458 |
{ |
1459 |
env->CP0_TagHi = arg1; /* XXX */
|
1460 |
} |
1461 |
|
1462 |
void helper_mtc0_datahi (target_ulong arg1)
|
1463 |
{ |
1464 |
env->CP0_DataHi = arg1; /* XXX */
|
1465 |
} |
1466 |
|
1467 |
/* MIPS MT functions */
|
1468 |
target_ulong helper_mftgpr(uint32_t sel) |
1469 |
{ |
1470 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1471 |
|
1472 |
if (other_tc == env->current_tc)
|
1473 |
return env->active_tc.gpr[sel];
|
1474 |
else
|
1475 |
return env->tcs[other_tc].gpr[sel];
|
1476 |
} |
1477 |
|
1478 |
target_ulong helper_mftlo(uint32_t sel) |
1479 |
{ |
1480 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1481 |
|
1482 |
if (other_tc == env->current_tc)
|
1483 |
return env->active_tc.LO[sel];
|
1484 |
else
|
1485 |
return env->tcs[other_tc].LO[sel];
|
1486 |
} |
1487 |
|
1488 |
target_ulong helper_mfthi(uint32_t sel) |
1489 |
{ |
1490 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1491 |
|
1492 |
if (other_tc == env->current_tc)
|
1493 |
return env->active_tc.HI[sel];
|
1494 |
else
|
1495 |
return env->tcs[other_tc].HI[sel];
|
1496 |
} |
1497 |
|
1498 |
target_ulong helper_mftacx(uint32_t sel) |
1499 |
{ |
1500 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1501 |
|
1502 |
if (other_tc == env->current_tc)
|
1503 |
return env->active_tc.ACX[sel];
|
1504 |
else
|
1505 |
return env->tcs[other_tc].ACX[sel];
|
1506 |
} |
1507 |
|
1508 |
target_ulong helper_mftdsp(void)
|
1509 |
{ |
1510 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1511 |
|
1512 |
if (other_tc == env->current_tc)
|
1513 |
return env->active_tc.DSPControl;
|
1514 |
else
|
1515 |
return env->tcs[other_tc].DSPControl;
|
1516 |
} |
1517 |
|
1518 |
void helper_mttgpr(target_ulong arg1, uint32_t sel)
|
1519 |
{ |
1520 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1521 |
|
1522 |
if (other_tc == env->current_tc)
|
1523 |
env->active_tc.gpr[sel] = arg1; |
1524 |
else
|
1525 |
env->tcs[other_tc].gpr[sel] = arg1; |
1526 |
} |
1527 |
|
1528 |
void helper_mttlo(target_ulong arg1, uint32_t sel)
|
1529 |
{ |
1530 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1531 |
|
1532 |
if (other_tc == env->current_tc)
|
1533 |
env->active_tc.LO[sel] = arg1; |
1534 |
else
|
1535 |
env->tcs[other_tc].LO[sel] = arg1; |
1536 |
} |
1537 |
|
1538 |
void helper_mtthi(target_ulong arg1, uint32_t sel)
|
1539 |
{ |
1540 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1541 |
|
1542 |
if (other_tc == env->current_tc)
|
1543 |
env->active_tc.HI[sel] = arg1; |
1544 |
else
|
1545 |
env->tcs[other_tc].HI[sel] = arg1; |
1546 |
} |
1547 |
|
1548 |
void helper_mttacx(target_ulong arg1, uint32_t sel)
|
1549 |
{ |
1550 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1551 |
|
1552 |
if (other_tc == env->current_tc)
|
1553 |
env->active_tc.ACX[sel] = arg1; |
1554 |
else
|
1555 |
env->tcs[other_tc].ACX[sel] = arg1; |
1556 |
} |
1557 |
|
1558 |
void helper_mttdsp(target_ulong arg1)
|
1559 |
{ |
1560 |
int other_tc = env->CP0_VPEControl & (0xff << CP0VPECo_TargTC); |
1561 |
|
1562 |
if (other_tc == env->current_tc)
|
1563 |
env->active_tc.DSPControl = arg1; |
1564 |
else
|
1565 |
env->tcs[other_tc].DSPControl = arg1; |
1566 |
} |
1567 |
|
1568 |
/* MIPS MT functions */
|
1569 |
target_ulong helper_dmt(target_ulong arg1) |
1570 |
{ |
1571 |
// TODO
|
1572 |
arg1 = 0;
|
1573 |
// rt = arg1
|
1574 |
|
1575 |
return arg1;
|
1576 |
} |
1577 |
|
1578 |
target_ulong helper_emt(target_ulong arg1) |
1579 |
{ |
1580 |
// TODO
|
1581 |
arg1 = 0;
|
1582 |
// rt = arg1
|
1583 |
|
1584 |
return arg1;
|
1585 |
} |
1586 |
|
1587 |
target_ulong helper_dvpe(target_ulong arg1) |
1588 |
{ |
1589 |
// TODO
|
1590 |
arg1 = 0;
|
1591 |
// rt = arg1
|
1592 |
|
1593 |
return arg1;
|
1594 |
} |
1595 |
|
1596 |
target_ulong helper_evpe(target_ulong arg1) |
1597 |
{ |
1598 |
// TODO
|
1599 |
arg1 = 0;
|
1600 |
// rt = arg1
|
1601 |
|
1602 |
return arg1;
|
1603 |
} |
1604 |
#endif /* !CONFIG_USER_ONLY */ |
1605 |
|
1606 |
void helper_fork(target_ulong arg1, target_ulong arg2)
|
1607 |
{ |
1608 |
// arg1 = rt, arg2 = rs
|
1609 |
arg1 = 0;
|
1610 |
// TODO: store to TC register
|
1611 |
} |
1612 |
|
1613 |
target_ulong helper_yield(target_ulong arg1) |
1614 |
{ |
1615 |
if (arg1 < 0) { |
1616 |
/* No scheduling policy implemented. */
|
1617 |
if (arg1 != -2) { |
1618 |
if (env->CP0_VPEControl & (1 << CP0VPECo_YSI) && |
1619 |
env->active_tc.CP0_TCStatus & (1 << CP0TCSt_DT)) {
|
1620 |
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
|
1621 |
env->CP0_VPEControl |= 4 << CP0VPECo_EXCPT;
|
1622 |
helper_raise_exception(EXCP_THREAD); |
1623 |
} |
1624 |
} |
1625 |
} else if (arg1 == 0) { |
1626 |
if (0 /* TODO: TC underflow */) { |
1627 |
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
|
1628 |
helper_raise_exception(EXCP_THREAD); |
1629 |
} else {
|
1630 |
// TODO: Deallocate TC
|
1631 |
} |
1632 |
} else if (arg1 > 0) { |
1633 |
/* Yield qualifier inputs not implemented. */
|
1634 |
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
|
1635 |
env->CP0_VPEControl |= 2 << CP0VPECo_EXCPT;
|
1636 |
helper_raise_exception(EXCP_THREAD); |
1637 |
} |
1638 |
return env->CP0_YQMask;
|
1639 |
} |
1640 |
|
1641 |
#ifndef CONFIG_USER_ONLY
|
1642 |
/* TLB management */
|
1643 |
static void cpu_mips_tlb_flush (CPUState *env, int flush_global) |
1644 |
{ |
1645 |
/* Flush qemu's TLB and discard all shadowed entries. */
|
1646 |
tlb_flush (env, flush_global); |
1647 |
env->tlb->tlb_in_use = env->tlb->nb_tlb; |
1648 |
} |
1649 |
|
1650 |
static void r4k_mips_tlb_flush_extra (CPUState *env, int first) |
1651 |
{ |
1652 |
/* Discard entries from env->tlb[first] onwards. */
|
1653 |
while (env->tlb->tlb_in_use > first) {
|
1654 |
r4k_invalidate_tlb(env, --env->tlb->tlb_in_use, 0);
|
1655 |
} |
1656 |
} |
1657 |
|
1658 |
static void r4k_fill_tlb (int idx) |
1659 |
{ |
1660 |
r4k_tlb_t *tlb; |
1661 |
|
1662 |
/* XXX: detect conflicting TLBs and raise a MCHECK exception when needed */
|
1663 |
tlb = &env->tlb->mmu.r4k.tlb[idx]; |
1664 |
tlb->VPN = env->CP0_EntryHi & (TARGET_PAGE_MASK << 1);
|
1665 |
#if defined(TARGET_MIPS64)
|
1666 |
tlb->VPN &= env->SEGMask; |
1667 |
#endif
|
1668 |
tlb->ASID = env->CP0_EntryHi & 0xFF;
|
1669 |
tlb->PageMask = env->CP0_PageMask; |
1670 |
tlb->G = env->CP0_EntryLo0 & env->CP0_EntryLo1 & 1;
|
1671 |
tlb->V0 = (env->CP0_EntryLo0 & 2) != 0; |
1672 |
tlb->D0 = (env->CP0_EntryLo0 & 4) != 0; |
1673 |
tlb->C0 = (env->CP0_EntryLo0 >> 3) & 0x7; |
1674 |
tlb->PFN[0] = (env->CP0_EntryLo0 >> 6) << 12; |
1675 |
tlb->V1 = (env->CP0_EntryLo1 & 2) != 0; |
1676 |
tlb->D1 = (env->CP0_EntryLo1 & 4) != 0; |
1677 |
tlb->C1 = (env->CP0_EntryLo1 >> 3) & 0x7; |
1678 |
tlb->PFN[1] = (env->CP0_EntryLo1 >> 6) << 12; |
1679 |
} |
1680 |
|
1681 |
void r4k_helper_tlbwi (void) |
1682 |
{ |
1683 |
int idx;
|
1684 |
|
1685 |
idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb;
|
1686 |
|
1687 |
/* Discard cached TLB entries. We could avoid doing this if the
|
1688 |
tlbwi is just upgrading access permissions on the current entry;
|
1689 |
that might be a further win. */
|
1690 |
r4k_mips_tlb_flush_extra (env, env->tlb->nb_tlb); |
1691 |
|
1692 |
r4k_invalidate_tlb(env, idx, 0);
|
1693 |
r4k_fill_tlb(idx); |
1694 |
} |
1695 |
|
1696 |
void r4k_helper_tlbwr (void) |
1697 |
{ |
1698 |
int r = cpu_mips_get_random(env);
|
1699 |
|
1700 |
r4k_invalidate_tlb(env, r, 1);
|
1701 |
r4k_fill_tlb(r); |
1702 |
} |
1703 |
|
1704 |
void r4k_helper_tlbp (void) |
1705 |
{ |
1706 |
r4k_tlb_t *tlb; |
1707 |
target_ulong mask; |
1708 |
target_ulong tag; |
1709 |
target_ulong VPN; |
1710 |
uint8_t ASID; |
1711 |
int i;
|
1712 |
|
1713 |
ASID = env->CP0_EntryHi & 0xFF;
|
1714 |
for (i = 0; i < env->tlb->nb_tlb; i++) { |
1715 |
tlb = &env->tlb->mmu.r4k.tlb[i]; |
1716 |
/* 1k pages are not supported. */
|
1717 |
mask = tlb->PageMask | ~(TARGET_PAGE_MASK << 1);
|
1718 |
tag = env->CP0_EntryHi & ~mask; |
1719 |
VPN = tlb->VPN & ~mask; |
1720 |
/* Check ASID, virtual page number & size */
|
1721 |
if ((tlb->G == 1 || tlb->ASID == ASID) && VPN == tag) { |
1722 |
/* TLB match */
|
1723 |
env->CP0_Index = i; |
1724 |
break;
|
1725 |
} |
1726 |
} |
1727 |
if (i == env->tlb->nb_tlb) {
|
1728 |
/* No match. Discard any shadow entries, if any of them match. */
|
1729 |
for (i = env->tlb->nb_tlb; i < env->tlb->tlb_in_use; i++) {
|
1730 |
tlb = &env->tlb->mmu.r4k.tlb[i]; |
1731 |
/* 1k pages are not supported. */
|
1732 |
mask = tlb->PageMask | ~(TARGET_PAGE_MASK << 1);
|
1733 |
tag = env->CP0_EntryHi & ~mask; |
1734 |
VPN = tlb->VPN & ~mask; |
1735 |
/* Check ASID, virtual page number & size */
|
1736 |
if ((tlb->G == 1 || tlb->ASID == ASID) && VPN == tag) { |
1737 |
r4k_mips_tlb_flush_extra (env, i); |
1738 |
break;
|
1739 |
} |
1740 |
} |
1741 |
|
1742 |
env->CP0_Index |= 0x80000000;
|
1743 |
} |
1744 |
} |
1745 |
|
1746 |
void r4k_helper_tlbr (void) |
1747 |
{ |
1748 |
r4k_tlb_t *tlb; |
1749 |
uint8_t ASID; |
1750 |
int idx;
|
1751 |
|
1752 |
ASID = env->CP0_EntryHi & 0xFF;
|
1753 |
idx = (env->CP0_Index & ~0x80000000) % env->tlb->nb_tlb;
|
1754 |
tlb = &env->tlb->mmu.r4k.tlb[idx]; |
1755 |
|
1756 |
/* If this will change the current ASID, flush qemu's TLB. */
|
1757 |
if (ASID != tlb->ASID)
|
1758 |
cpu_mips_tlb_flush (env, 1);
|
1759 |
|
1760 |
r4k_mips_tlb_flush_extra(env, env->tlb->nb_tlb); |
1761 |
|
1762 |
env->CP0_EntryHi = tlb->VPN | tlb->ASID; |
1763 |
env->CP0_PageMask = tlb->PageMask; |
1764 |
env->CP0_EntryLo0 = tlb->G | (tlb->V0 << 1) | (tlb->D0 << 2) | |
1765 |
(tlb->C0 << 3) | (tlb->PFN[0] >> 6); |
1766 |
env->CP0_EntryLo1 = tlb->G | (tlb->V1 << 1) | (tlb->D1 << 2) | |
1767 |
(tlb->C1 << 3) | (tlb->PFN[1] >> 6); |
1768 |
} |
1769 |
|
1770 |
void helper_tlbwi(void) |
1771 |
{ |
1772 |
env->tlb->helper_tlbwi(); |
1773 |
} |
1774 |
|
1775 |
void helper_tlbwr(void) |
1776 |
{ |
1777 |
env->tlb->helper_tlbwr(); |
1778 |
} |
1779 |
|
1780 |
void helper_tlbp(void) |
1781 |
{ |
1782 |
env->tlb->helper_tlbp(); |
1783 |
} |
1784 |
|
1785 |
void helper_tlbr(void) |
1786 |
{ |
1787 |
env->tlb->helper_tlbr(); |
1788 |
} |
1789 |
|
1790 |
/* Specials */
|
1791 |
target_ulong helper_di (void)
|
1792 |
{ |
1793 |
target_ulong t0 = env->CP0_Status; |
1794 |
|
1795 |
env->CP0_Status = t0 & ~(1 << CP0St_IE);
|
1796 |
cpu_mips_update_irq(env); |
1797 |
|
1798 |
return t0;
|
1799 |
} |
1800 |
|
1801 |
target_ulong helper_ei (void)
|
1802 |
{ |
1803 |
target_ulong t0 = env->CP0_Status; |
1804 |
|
1805 |
env->CP0_Status = t0 | (1 << CP0St_IE);
|
1806 |
cpu_mips_update_irq(env); |
1807 |
|
1808 |
return t0;
|
1809 |
} |
1810 |
|
1811 |
static void debug_pre_eret (void) |
1812 |
{ |
1813 |
if (qemu_loglevel_mask(CPU_LOG_EXEC)) {
|
1814 |
qemu_log("ERET: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx, |
1815 |
env->active_tc.PC, env->CP0_EPC); |
1816 |
if (env->CP0_Status & (1 << CP0St_ERL)) |
1817 |
qemu_log(" ErrorEPC " TARGET_FMT_lx, env->CP0_ErrorEPC);
|
1818 |
if (env->hflags & MIPS_HFLAG_DM)
|
1819 |
qemu_log(" DEPC " TARGET_FMT_lx, env->CP0_DEPC);
|
1820 |
qemu_log("\n");
|
1821 |
} |
1822 |
} |
1823 |
|
1824 |
static void debug_post_eret (void) |
1825 |
{ |
1826 |
if (qemu_loglevel_mask(CPU_LOG_EXEC)) {
|
1827 |
qemu_log(" => PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx, |
1828 |
env->active_tc.PC, env->CP0_EPC); |
1829 |
if (env->CP0_Status & (1 << CP0St_ERL)) |
1830 |
qemu_log(" ErrorEPC " TARGET_FMT_lx, env->CP0_ErrorEPC);
|
1831 |
if (env->hflags & MIPS_HFLAG_DM)
|
1832 |
qemu_log(" DEPC " TARGET_FMT_lx, env->CP0_DEPC);
|
1833 |
switch (env->hflags & MIPS_HFLAG_KSU) {
|
1834 |
case MIPS_HFLAG_UM: qemu_log(", UM\n"); break; |
1835 |
case MIPS_HFLAG_SM: qemu_log(", SM\n"); break; |
1836 |
case MIPS_HFLAG_KM: qemu_log("\n"); break; |
1837 |
default: cpu_abort(env, "Invalid MMU mode!\n"); break; |
1838 |
} |
1839 |
} |
1840 |
} |
1841 |
|
1842 |
static void set_pc (target_ulong error_pc) |
1843 |
{ |
1844 |
env->active_tc.PC = error_pc & ~(target_ulong)1;
|
1845 |
if (error_pc & 1) { |
1846 |
env->hflags |= MIPS_HFLAG_M16; |
1847 |
} else {
|
1848 |
env->hflags &= ~(MIPS_HFLAG_M16); |
1849 |
} |
1850 |
} |
1851 |
|
1852 |
void helper_eret (void) |
1853 |
{ |
1854 |
debug_pre_eret(); |
1855 |
if (env->CP0_Status & (1 << CP0St_ERL)) { |
1856 |
set_pc(env->CP0_ErrorEPC); |
1857 |
env->CP0_Status &= ~(1 << CP0St_ERL);
|
1858 |
} else {
|
1859 |
set_pc(env->CP0_EPC); |
1860 |
env->CP0_Status &= ~(1 << CP0St_EXL);
|
1861 |
} |
1862 |
compute_hflags(env); |
1863 |
debug_post_eret(); |
1864 |
env->lladdr = 1;
|
1865 |
} |
1866 |
|
1867 |
void helper_deret (void) |
1868 |
{ |
1869 |
debug_pre_eret(); |
1870 |
set_pc(env->CP0_DEPC); |
1871 |
|
1872 |
env->hflags &= MIPS_HFLAG_DM; |
1873 |
compute_hflags(env); |
1874 |
debug_post_eret(); |
1875 |
env->lladdr = 1;
|
1876 |
} |
1877 |
#endif /* !CONFIG_USER_ONLY */ |
1878 |
|
1879 |
target_ulong helper_rdhwr_cpunum(void)
|
1880 |
{ |
1881 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
1882 |
(env->CP0_HWREna & (1 << 0))) |
1883 |
return env->CP0_EBase & 0x3ff; |
1884 |
else
|
1885 |
helper_raise_exception(EXCP_RI); |
1886 |
|
1887 |
return 0; |
1888 |
} |
1889 |
|
1890 |
target_ulong helper_rdhwr_synci_step(void)
|
1891 |
{ |
1892 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
1893 |
(env->CP0_HWREna & (1 << 1))) |
1894 |
return env->SYNCI_Step;
|
1895 |
else
|
1896 |
helper_raise_exception(EXCP_RI); |
1897 |
|
1898 |
return 0; |
1899 |
} |
1900 |
|
1901 |
target_ulong helper_rdhwr_cc(void)
|
1902 |
{ |
1903 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
1904 |
(env->CP0_HWREna & (1 << 2))) |
1905 |
return env->CP0_Count;
|
1906 |
else
|
1907 |
helper_raise_exception(EXCP_RI); |
1908 |
|
1909 |
return 0; |
1910 |
} |
1911 |
|
1912 |
target_ulong helper_rdhwr_ccres(void)
|
1913 |
{ |
1914 |
if ((env->hflags & MIPS_HFLAG_CP0) ||
|
1915 |
(env->CP0_HWREna & (1 << 3))) |
1916 |
return env->CCRes;
|
1917 |
else
|
1918 |
helper_raise_exception(EXCP_RI); |
1919 |
|
1920 |
return 0; |
1921 |
} |
1922 |
|
1923 |
void helper_pmon (int function) |
1924 |
{ |
1925 |
function /= 2;
|
1926 |
switch (function) {
|
1927 |
case 2: /* TODO: char inbyte(int waitflag); */ |
1928 |
if (env->active_tc.gpr[4] == 0) |
1929 |
env->active_tc.gpr[2] = -1; |
1930 |
/* Fall through */
|
1931 |
case 11: /* TODO: char inbyte (void); */ |
1932 |
env->active_tc.gpr[2] = -1; |
1933 |
break;
|
1934 |
case 3: |
1935 |
case 12: |
1936 |
printf("%c", (char)(env->active_tc.gpr[4] & 0xFF)); |
1937 |
break;
|
1938 |
case 17: |
1939 |
break;
|
1940 |
case 158: |
1941 |
{ |
1942 |
unsigned char *fmt = (void *)(unsigned long)env->active_tc.gpr[4]; |
1943 |
printf("%s", fmt);
|
1944 |
} |
1945 |
break;
|
1946 |
} |
1947 |
} |
1948 |
|
1949 |
void helper_wait (void) |
1950 |
{ |
1951 |
env->halted = 1;
|
1952 |
helper_raise_exception(EXCP_HLT); |
1953 |
} |
1954 |
|
1955 |
#if !defined(CONFIG_USER_ONLY)
|
1956 |
|
1957 |
static void do_unaligned_access (target_ulong addr, int is_write, int is_user, void *retaddr); |
1958 |
|
1959 |
#define MMUSUFFIX _mmu
|
1960 |
#define ALIGNED_ONLY
|
1961 |
|
1962 |
#define SHIFT 0 |
1963 |
#include "softmmu_template.h" |
1964 |
|
1965 |
#define SHIFT 1 |
1966 |
#include "softmmu_template.h" |
1967 |
|
1968 |
#define SHIFT 2 |
1969 |
#include "softmmu_template.h" |
1970 |
|
1971 |
#define SHIFT 3 |
1972 |
#include "softmmu_template.h" |
1973 |
|
1974 |
static void do_unaligned_access (target_ulong addr, int is_write, int is_user, void *retaddr) |
1975 |
{ |
1976 |
env->CP0_BadVAddr = addr; |
1977 |
do_restore_state (retaddr); |
1978 |
helper_raise_exception ((is_write == 1) ? EXCP_AdES : EXCP_AdEL);
|
1979 |
} |
1980 |
|
1981 |
void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr) |
1982 |
{ |
1983 |
TranslationBlock *tb; |
1984 |
CPUState *saved_env; |
1985 |
unsigned long pc; |
1986 |
int ret;
|
1987 |
|
1988 |
/* XXX: hack to restore env in all cases, even if not called from
|
1989 |
generated code */
|
1990 |
saved_env = env; |
1991 |
env = cpu_single_env; |
1992 |
ret = cpu_mips_handle_mmu_fault(env, addr, is_write, mmu_idx, 1);
|
1993 |
if (ret) {
|
1994 |
if (retaddr) {
|
1995 |
/* now we have a real cpu fault */
|
1996 |
pc = (unsigned long)retaddr; |
1997 |
tb = tb_find_pc(pc); |
1998 |
if (tb) {
|
1999 |
/* the PC is inside the translated code. It means that we have
|
2000 |
a virtual CPU fault */
|
2001 |
cpu_restore_state(tb, env, pc, NULL);
|
2002 |
} |
2003 |
} |
2004 |
helper_raise_exception_err(env->exception_index, env->error_code); |
2005 |
} |
2006 |
env = saved_env; |
2007 |
} |
2008 |
|
2009 |
void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec, |
2010 |
int unused, int size) |
2011 |
{ |
2012 |
if (is_exec)
|
2013 |
helper_raise_exception(EXCP_IBE); |
2014 |
else
|
2015 |
helper_raise_exception(EXCP_DBE); |
2016 |
} |
2017 |
#endif /* !CONFIG_USER_ONLY */ |
2018 |
|
2019 |
/* Complex FPU operations which may need stack space. */
|
2020 |
|
2021 |
#define FLOAT_ONE32 make_float32(0x3f8 << 20) |
2022 |
#define FLOAT_ONE64 make_float64(0x3ffULL << 52) |
2023 |
#define FLOAT_TWO32 make_float32(1 << 30) |
2024 |
#define FLOAT_TWO64 make_float64(1ULL << 62) |
2025 |
#define FLOAT_QNAN32 0x7fbfffff |
2026 |
#define FLOAT_QNAN64 0x7ff7ffffffffffffULL |
2027 |
#define FLOAT_SNAN32 0x7fffffff |
2028 |
#define FLOAT_SNAN64 0x7fffffffffffffffULL |
2029 |
|
2030 |
/* convert MIPS rounding mode in FCR31 to IEEE library */
|
2031 |
static unsigned int ieee_rm[] = { |
2032 |
float_round_nearest_even, |
2033 |
float_round_to_zero, |
2034 |
float_round_up, |
2035 |
float_round_down |
2036 |
}; |
2037 |
|
2038 |
#define RESTORE_ROUNDING_MODE \
|
2039 |
set_float_rounding_mode(ieee_rm[env->active_fpu.fcr31 & 3], &env->active_fpu.fp_status)
|
2040 |
|
2041 |
#define RESTORE_FLUSH_MODE \
|
2042 |
set_flush_to_zero((env->active_fpu.fcr31 & (1 << 24)) != 0, &env->active_fpu.fp_status); |
2043 |
|
2044 |
target_ulong helper_cfc1 (uint32_t reg) |
2045 |
{ |
2046 |
target_ulong arg1; |
2047 |
|
2048 |
switch (reg) {
|
2049 |
case 0: |
2050 |
arg1 = (int32_t)env->active_fpu.fcr0; |
2051 |
break;
|
2052 |
case 25: |
2053 |
arg1 = ((env->active_fpu.fcr31 >> 24) & 0xfe) | ((env->active_fpu.fcr31 >> 23) & 0x1); |
2054 |
break;
|
2055 |
case 26: |
2056 |
arg1 = env->active_fpu.fcr31 & 0x0003f07c;
|
2057 |
break;
|
2058 |
case 28: |
2059 |
arg1 = (env->active_fpu.fcr31 & 0x00000f83) | ((env->active_fpu.fcr31 >> 22) & 0x4); |
2060 |
break;
|
2061 |
default:
|
2062 |
arg1 = (int32_t)env->active_fpu.fcr31; |
2063 |
break;
|
2064 |
} |
2065 |
|
2066 |
return arg1;
|
2067 |
} |
2068 |
|
2069 |
void helper_ctc1 (target_ulong arg1, uint32_t reg)
|
2070 |
{ |
2071 |
switch(reg) {
|
2072 |
case 25: |
2073 |
if (arg1 & 0xffffff00) |
2074 |
return;
|
2075 |
env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0x017fffff) | ((arg1 & 0xfe) << 24) | |
2076 |
((arg1 & 0x1) << 23); |
2077 |
break;
|
2078 |
case 26: |
2079 |
if (arg1 & 0x007c0000) |
2080 |
return;
|
2081 |
env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfffc0f83) | (arg1 & 0x0003f07c); |
2082 |
break;
|
2083 |
case 28: |
2084 |
if (arg1 & 0x007c0000) |
2085 |
return;
|
2086 |
env->active_fpu.fcr31 = (env->active_fpu.fcr31 & 0xfefff07c) | (arg1 & 0x00000f83) | |
2087 |
((arg1 & 0x4) << 22); |
2088 |
break;
|
2089 |
case 31: |
2090 |
if (arg1 & 0x007c0000) |
2091 |
return;
|
2092 |
env->active_fpu.fcr31 = arg1; |
2093 |
break;
|
2094 |
default:
|
2095 |
return;
|
2096 |
} |
2097 |
/* set rounding mode */
|
2098 |
RESTORE_ROUNDING_MODE; |
2099 |
/* set flush-to-zero mode */
|
2100 |
RESTORE_FLUSH_MODE; |
2101 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2102 |
if ((GET_FP_ENABLE(env->active_fpu.fcr31) | 0x20) & GET_FP_CAUSE(env->active_fpu.fcr31)) |
2103 |
helper_raise_exception(EXCP_FPE); |
2104 |
} |
2105 |
|
2106 |
static inline char ieee_ex_to_mips(char xcpt) |
2107 |
{ |
2108 |
return (xcpt & float_flag_inexact) >> 5 | |
2109 |
(xcpt & float_flag_underflow) >> 3 |
|
2110 |
(xcpt & float_flag_overflow) >> 1 |
|
2111 |
(xcpt & float_flag_divbyzero) << 1 |
|
2112 |
(xcpt & float_flag_invalid) << 4;
|
2113 |
} |
2114 |
|
2115 |
static inline char mips_ex_to_ieee(char xcpt) |
2116 |
{ |
2117 |
return (xcpt & FP_INEXACT) << 5 | |
2118 |
(xcpt & FP_UNDERFLOW) << 3 |
|
2119 |
(xcpt & FP_OVERFLOW) << 1 |
|
2120 |
(xcpt & FP_DIV0) >> 1 |
|
2121 |
(xcpt & FP_INVALID) >> 4;
|
2122 |
} |
2123 |
|
2124 |
static inline void update_fcr31(void) |
2125 |
{ |
2126 |
int tmp = ieee_ex_to_mips(get_float_exception_flags(&env->active_fpu.fp_status));
|
2127 |
|
2128 |
SET_FP_CAUSE(env->active_fpu.fcr31, tmp); |
2129 |
if (GET_FP_ENABLE(env->active_fpu.fcr31) & tmp)
|
2130 |
helper_raise_exception(EXCP_FPE); |
2131 |
else
|
2132 |
UPDATE_FP_FLAGS(env->active_fpu.fcr31, tmp); |
2133 |
} |
2134 |
|
2135 |
/* Float support.
|
2136 |
Single precition routines have a "s" suffix, double precision a
|
2137 |
"d" suffix, 32bit integer "w", 64bit integer "l", paired single "ps",
|
2138 |
paired single lower "pl", paired single upper "pu". */
|
2139 |
|
2140 |
/* unary operations, modifying fp status */
|
2141 |
uint64_t helper_float_sqrt_d(uint64_t fdt0) |
2142 |
{ |
2143 |
return float64_sqrt(fdt0, &env->active_fpu.fp_status);
|
2144 |
} |
2145 |
|
2146 |
uint32_t helper_float_sqrt_s(uint32_t fst0) |
2147 |
{ |
2148 |
return float32_sqrt(fst0, &env->active_fpu.fp_status);
|
2149 |
} |
2150 |
|
2151 |
uint64_t helper_float_cvtd_s(uint32_t fst0) |
2152 |
{ |
2153 |
uint64_t fdt2; |
2154 |
|
2155 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2156 |
fdt2 = float32_to_float64(fst0, &env->active_fpu.fp_status); |
2157 |
update_fcr31(); |
2158 |
return fdt2;
|
2159 |
} |
2160 |
|
2161 |
uint64_t helper_float_cvtd_w(uint32_t wt0) |
2162 |
{ |
2163 |
uint64_t fdt2; |
2164 |
|
2165 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2166 |
fdt2 = int32_to_float64(wt0, &env->active_fpu.fp_status); |
2167 |
update_fcr31(); |
2168 |
return fdt2;
|
2169 |
} |
2170 |
|
2171 |
uint64_t helper_float_cvtd_l(uint64_t dt0) |
2172 |
{ |
2173 |
uint64_t fdt2; |
2174 |
|
2175 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2176 |
fdt2 = int64_to_float64(dt0, &env->active_fpu.fp_status); |
2177 |
update_fcr31(); |
2178 |
return fdt2;
|
2179 |
} |
2180 |
|
2181 |
uint64_t helper_float_cvtl_d(uint64_t fdt0) |
2182 |
{ |
2183 |
uint64_t dt2; |
2184 |
|
2185 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2186 |
dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); |
2187 |
update_fcr31(); |
2188 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2189 |
dt2 = FLOAT_SNAN64; |
2190 |
return dt2;
|
2191 |
} |
2192 |
|
2193 |
uint64_t helper_float_cvtl_s(uint32_t fst0) |
2194 |
{ |
2195 |
uint64_t dt2; |
2196 |
|
2197 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2198 |
dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); |
2199 |
update_fcr31(); |
2200 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2201 |
dt2 = FLOAT_SNAN64; |
2202 |
return dt2;
|
2203 |
} |
2204 |
|
2205 |
uint64_t helper_float_cvtps_pw(uint64_t dt0) |
2206 |
{ |
2207 |
uint32_t fst2; |
2208 |
uint32_t fsth2; |
2209 |
|
2210 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2211 |
fst2 = int32_to_float32(dt0 & 0XFFFFFFFF, &env->active_fpu.fp_status);
|
2212 |
fsth2 = int32_to_float32(dt0 >> 32, &env->active_fpu.fp_status);
|
2213 |
update_fcr31(); |
2214 |
return ((uint64_t)fsth2 << 32) | fst2; |
2215 |
} |
2216 |
|
2217 |
uint64_t helper_float_cvtpw_ps(uint64_t fdt0) |
2218 |
{ |
2219 |
uint32_t wt2; |
2220 |
uint32_t wth2; |
2221 |
|
2222 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2223 |
wt2 = float32_to_int32(fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status);
|
2224 |
wth2 = float32_to_int32(fdt0 >> 32, &env->active_fpu.fp_status);
|
2225 |
update_fcr31(); |
2226 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID)) {
|
2227 |
wt2 = FLOAT_SNAN32; |
2228 |
wth2 = FLOAT_SNAN32; |
2229 |
} |
2230 |
return ((uint64_t)wth2 << 32) | wt2; |
2231 |
} |
2232 |
|
2233 |
uint32_t helper_float_cvts_d(uint64_t fdt0) |
2234 |
{ |
2235 |
uint32_t fst2; |
2236 |
|
2237 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2238 |
fst2 = float64_to_float32(fdt0, &env->active_fpu.fp_status); |
2239 |
update_fcr31(); |
2240 |
return fst2;
|
2241 |
} |
2242 |
|
2243 |
uint32_t helper_float_cvts_w(uint32_t wt0) |
2244 |
{ |
2245 |
uint32_t fst2; |
2246 |
|
2247 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2248 |
fst2 = int32_to_float32(wt0, &env->active_fpu.fp_status); |
2249 |
update_fcr31(); |
2250 |
return fst2;
|
2251 |
} |
2252 |
|
2253 |
uint32_t helper_float_cvts_l(uint64_t dt0) |
2254 |
{ |
2255 |
uint32_t fst2; |
2256 |
|
2257 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2258 |
fst2 = int64_to_float32(dt0, &env->active_fpu.fp_status); |
2259 |
update_fcr31(); |
2260 |
return fst2;
|
2261 |
} |
2262 |
|
2263 |
uint32_t helper_float_cvts_pl(uint32_t wt0) |
2264 |
{ |
2265 |
uint32_t wt2; |
2266 |
|
2267 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2268 |
wt2 = wt0; |
2269 |
update_fcr31(); |
2270 |
return wt2;
|
2271 |
} |
2272 |
|
2273 |
uint32_t helper_float_cvts_pu(uint32_t wth0) |
2274 |
{ |
2275 |
uint32_t wt2; |
2276 |
|
2277 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2278 |
wt2 = wth0; |
2279 |
update_fcr31(); |
2280 |
return wt2;
|
2281 |
} |
2282 |
|
2283 |
uint32_t helper_float_cvtw_s(uint32_t fst0) |
2284 |
{ |
2285 |
uint32_t wt2; |
2286 |
|
2287 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2288 |
wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); |
2289 |
update_fcr31(); |
2290 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2291 |
wt2 = FLOAT_SNAN32; |
2292 |
return wt2;
|
2293 |
} |
2294 |
|
2295 |
uint32_t helper_float_cvtw_d(uint64_t fdt0) |
2296 |
{ |
2297 |
uint32_t wt2; |
2298 |
|
2299 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2300 |
wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); |
2301 |
update_fcr31(); |
2302 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2303 |
wt2 = FLOAT_SNAN32; |
2304 |
return wt2;
|
2305 |
} |
2306 |
|
2307 |
uint64_t helper_float_roundl_d(uint64_t fdt0) |
2308 |
{ |
2309 |
uint64_t dt2; |
2310 |
|
2311 |
set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2312 |
dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); |
2313 |
RESTORE_ROUNDING_MODE; |
2314 |
update_fcr31(); |
2315 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2316 |
dt2 = FLOAT_SNAN64; |
2317 |
return dt2;
|
2318 |
} |
2319 |
|
2320 |
uint64_t helper_float_roundl_s(uint32_t fst0) |
2321 |
{ |
2322 |
uint64_t dt2; |
2323 |
|
2324 |
set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2325 |
dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); |
2326 |
RESTORE_ROUNDING_MODE; |
2327 |
update_fcr31(); |
2328 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2329 |
dt2 = FLOAT_SNAN64; |
2330 |
return dt2;
|
2331 |
} |
2332 |
|
2333 |
uint32_t helper_float_roundw_d(uint64_t fdt0) |
2334 |
{ |
2335 |
uint32_t wt2; |
2336 |
|
2337 |
set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2338 |
wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); |
2339 |
RESTORE_ROUNDING_MODE; |
2340 |
update_fcr31(); |
2341 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2342 |
wt2 = FLOAT_SNAN32; |
2343 |
return wt2;
|
2344 |
} |
2345 |
|
2346 |
uint32_t helper_float_roundw_s(uint32_t fst0) |
2347 |
{ |
2348 |
uint32_t wt2; |
2349 |
|
2350 |
set_float_rounding_mode(float_round_nearest_even, &env->active_fpu.fp_status); |
2351 |
wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); |
2352 |
RESTORE_ROUNDING_MODE; |
2353 |
update_fcr31(); |
2354 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2355 |
wt2 = FLOAT_SNAN32; |
2356 |
return wt2;
|
2357 |
} |
2358 |
|
2359 |
uint64_t helper_float_truncl_d(uint64_t fdt0) |
2360 |
{ |
2361 |
uint64_t dt2; |
2362 |
|
2363 |
dt2 = float64_to_int64_round_to_zero(fdt0, &env->active_fpu.fp_status); |
2364 |
update_fcr31(); |
2365 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2366 |
dt2 = FLOAT_SNAN64; |
2367 |
return dt2;
|
2368 |
} |
2369 |
|
2370 |
uint64_t helper_float_truncl_s(uint32_t fst0) |
2371 |
{ |
2372 |
uint64_t dt2; |
2373 |
|
2374 |
dt2 = float32_to_int64_round_to_zero(fst0, &env->active_fpu.fp_status); |
2375 |
update_fcr31(); |
2376 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2377 |
dt2 = FLOAT_SNAN64; |
2378 |
return dt2;
|
2379 |
} |
2380 |
|
2381 |
uint32_t helper_float_truncw_d(uint64_t fdt0) |
2382 |
{ |
2383 |
uint32_t wt2; |
2384 |
|
2385 |
wt2 = float64_to_int32_round_to_zero(fdt0, &env->active_fpu.fp_status); |
2386 |
update_fcr31(); |
2387 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2388 |
wt2 = FLOAT_SNAN32; |
2389 |
return wt2;
|
2390 |
} |
2391 |
|
2392 |
uint32_t helper_float_truncw_s(uint32_t fst0) |
2393 |
{ |
2394 |
uint32_t wt2; |
2395 |
|
2396 |
wt2 = float32_to_int32_round_to_zero(fst0, &env->active_fpu.fp_status); |
2397 |
update_fcr31(); |
2398 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2399 |
wt2 = FLOAT_SNAN32; |
2400 |
return wt2;
|
2401 |
} |
2402 |
|
2403 |
uint64_t helper_float_ceill_d(uint64_t fdt0) |
2404 |
{ |
2405 |
uint64_t dt2; |
2406 |
|
2407 |
set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2408 |
dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); |
2409 |
RESTORE_ROUNDING_MODE; |
2410 |
update_fcr31(); |
2411 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2412 |
dt2 = FLOAT_SNAN64; |
2413 |
return dt2;
|
2414 |
} |
2415 |
|
2416 |
uint64_t helper_float_ceill_s(uint32_t fst0) |
2417 |
{ |
2418 |
uint64_t dt2; |
2419 |
|
2420 |
set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2421 |
dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); |
2422 |
RESTORE_ROUNDING_MODE; |
2423 |
update_fcr31(); |
2424 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2425 |
dt2 = FLOAT_SNAN64; |
2426 |
return dt2;
|
2427 |
} |
2428 |
|
2429 |
uint32_t helper_float_ceilw_d(uint64_t fdt0) |
2430 |
{ |
2431 |
uint32_t wt2; |
2432 |
|
2433 |
set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2434 |
wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); |
2435 |
RESTORE_ROUNDING_MODE; |
2436 |
update_fcr31(); |
2437 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2438 |
wt2 = FLOAT_SNAN32; |
2439 |
return wt2;
|
2440 |
} |
2441 |
|
2442 |
uint32_t helper_float_ceilw_s(uint32_t fst0) |
2443 |
{ |
2444 |
uint32_t wt2; |
2445 |
|
2446 |
set_float_rounding_mode(float_round_up, &env->active_fpu.fp_status); |
2447 |
wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); |
2448 |
RESTORE_ROUNDING_MODE; |
2449 |
update_fcr31(); |
2450 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2451 |
wt2 = FLOAT_SNAN32; |
2452 |
return wt2;
|
2453 |
} |
2454 |
|
2455 |
uint64_t helper_float_floorl_d(uint64_t fdt0) |
2456 |
{ |
2457 |
uint64_t dt2; |
2458 |
|
2459 |
set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
2460 |
dt2 = float64_to_int64(fdt0, &env->active_fpu.fp_status); |
2461 |
RESTORE_ROUNDING_MODE; |
2462 |
update_fcr31(); |
2463 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2464 |
dt2 = FLOAT_SNAN64; |
2465 |
return dt2;
|
2466 |
} |
2467 |
|
2468 |
uint64_t helper_float_floorl_s(uint32_t fst0) |
2469 |
{ |
2470 |
uint64_t dt2; |
2471 |
|
2472 |
set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
2473 |
dt2 = float32_to_int64(fst0, &env->active_fpu.fp_status); |
2474 |
RESTORE_ROUNDING_MODE; |
2475 |
update_fcr31(); |
2476 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2477 |
dt2 = FLOAT_SNAN64; |
2478 |
return dt2;
|
2479 |
} |
2480 |
|
2481 |
uint32_t helper_float_floorw_d(uint64_t fdt0) |
2482 |
{ |
2483 |
uint32_t wt2; |
2484 |
|
2485 |
set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
2486 |
wt2 = float64_to_int32(fdt0, &env->active_fpu.fp_status); |
2487 |
RESTORE_ROUNDING_MODE; |
2488 |
update_fcr31(); |
2489 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2490 |
wt2 = FLOAT_SNAN32; |
2491 |
return wt2;
|
2492 |
} |
2493 |
|
2494 |
uint32_t helper_float_floorw_s(uint32_t fst0) |
2495 |
{ |
2496 |
uint32_t wt2; |
2497 |
|
2498 |
set_float_rounding_mode(float_round_down, &env->active_fpu.fp_status); |
2499 |
wt2 = float32_to_int32(fst0, &env->active_fpu.fp_status); |
2500 |
RESTORE_ROUNDING_MODE; |
2501 |
update_fcr31(); |
2502 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & (FP_OVERFLOW | FP_INVALID))
|
2503 |
wt2 = FLOAT_SNAN32; |
2504 |
return wt2;
|
2505 |
} |
2506 |
|
2507 |
/* unary operations, not modifying fp status */
|
2508 |
#define FLOAT_UNOP(name) \
|
2509 |
uint64_t helper_float_ ## name ## _d(uint64_t fdt0) \ |
2510 |
{ \ |
2511 |
return float64_ ## name(fdt0); \ |
2512 |
} \ |
2513 |
uint32_t helper_float_ ## name ## _s(uint32_t fst0) \ |
2514 |
{ \ |
2515 |
return float32_ ## name(fst0); \ |
2516 |
} \ |
2517 |
uint64_t helper_float_ ## name ## _ps(uint64_t fdt0) \ |
2518 |
{ \ |
2519 |
uint32_t wt0; \ |
2520 |
uint32_t wth0; \ |
2521 |
\ |
2522 |
wt0 = float32_ ## name(fdt0 & 0XFFFFFFFF); \ |
2523 |
wth0 = float32_ ## name(fdt0 >> 32); \ |
2524 |
return ((uint64_t)wth0 << 32) | wt0; \ |
2525 |
} |
2526 |
FLOAT_UNOP(abs) |
2527 |
FLOAT_UNOP(chs) |
2528 |
#undef FLOAT_UNOP
|
2529 |
|
2530 |
/* MIPS specific unary operations */
|
2531 |
uint64_t helper_float_recip_d(uint64_t fdt0) |
2532 |
{ |
2533 |
uint64_t fdt2; |
2534 |
|
2535 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2536 |
fdt2 = float64_div(FLOAT_ONE64, fdt0, &env->active_fpu.fp_status); |
2537 |
update_fcr31(); |
2538 |
return fdt2;
|
2539 |
} |
2540 |
|
2541 |
uint32_t helper_float_recip_s(uint32_t fst0) |
2542 |
{ |
2543 |
uint32_t fst2; |
2544 |
|
2545 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2546 |
fst2 = float32_div(FLOAT_ONE32, fst0, &env->active_fpu.fp_status); |
2547 |
update_fcr31(); |
2548 |
return fst2;
|
2549 |
} |
2550 |
|
2551 |
uint64_t helper_float_rsqrt_d(uint64_t fdt0) |
2552 |
{ |
2553 |
uint64_t fdt2; |
2554 |
|
2555 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2556 |
fdt2 = float64_sqrt(fdt0, &env->active_fpu.fp_status); |
2557 |
fdt2 = float64_div(FLOAT_ONE64, fdt2, &env->active_fpu.fp_status); |
2558 |
update_fcr31(); |
2559 |
return fdt2;
|
2560 |
} |
2561 |
|
2562 |
uint32_t helper_float_rsqrt_s(uint32_t fst0) |
2563 |
{ |
2564 |
uint32_t fst2; |
2565 |
|
2566 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2567 |
fst2 = float32_sqrt(fst0, &env->active_fpu.fp_status); |
2568 |
fst2 = float32_div(FLOAT_ONE32, fst2, &env->active_fpu.fp_status); |
2569 |
update_fcr31(); |
2570 |
return fst2;
|
2571 |
} |
2572 |
|
2573 |
uint64_t helper_float_recip1_d(uint64_t fdt0) |
2574 |
{ |
2575 |
uint64_t fdt2; |
2576 |
|
2577 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2578 |
fdt2 = float64_div(FLOAT_ONE64, fdt0, &env->active_fpu.fp_status); |
2579 |
update_fcr31(); |
2580 |
return fdt2;
|
2581 |
} |
2582 |
|
2583 |
uint32_t helper_float_recip1_s(uint32_t fst0) |
2584 |
{ |
2585 |
uint32_t fst2; |
2586 |
|
2587 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2588 |
fst2 = float32_div(FLOAT_ONE32, fst0, &env->active_fpu.fp_status); |
2589 |
update_fcr31(); |
2590 |
return fst2;
|
2591 |
} |
2592 |
|
2593 |
uint64_t helper_float_recip1_ps(uint64_t fdt0) |
2594 |
{ |
2595 |
uint32_t fst2; |
2596 |
uint32_t fsth2; |
2597 |
|
2598 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2599 |
fst2 = float32_div(FLOAT_ONE32, fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status);
|
2600 |
fsth2 = float32_div(FLOAT_ONE32, fdt0 >> 32, &env->active_fpu.fp_status);
|
2601 |
update_fcr31(); |
2602 |
return ((uint64_t)fsth2 << 32) | fst2; |
2603 |
} |
2604 |
|
2605 |
uint64_t helper_float_rsqrt1_d(uint64_t fdt0) |
2606 |
{ |
2607 |
uint64_t fdt2; |
2608 |
|
2609 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2610 |
fdt2 = float64_sqrt(fdt0, &env->active_fpu.fp_status); |
2611 |
fdt2 = float64_div(FLOAT_ONE64, fdt2, &env->active_fpu.fp_status); |
2612 |
update_fcr31(); |
2613 |
return fdt2;
|
2614 |
} |
2615 |
|
2616 |
uint32_t helper_float_rsqrt1_s(uint32_t fst0) |
2617 |
{ |
2618 |
uint32_t fst2; |
2619 |
|
2620 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2621 |
fst2 = float32_sqrt(fst0, &env->active_fpu.fp_status); |
2622 |
fst2 = float32_div(FLOAT_ONE32, fst2, &env->active_fpu.fp_status); |
2623 |
update_fcr31(); |
2624 |
return fst2;
|
2625 |
} |
2626 |
|
2627 |
uint64_t helper_float_rsqrt1_ps(uint64_t fdt0) |
2628 |
{ |
2629 |
uint32_t fst2; |
2630 |
uint32_t fsth2; |
2631 |
|
2632 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2633 |
fst2 = float32_sqrt(fdt0 & 0XFFFFFFFF, &env->active_fpu.fp_status);
|
2634 |
fsth2 = float32_sqrt(fdt0 >> 32, &env->active_fpu.fp_status);
|
2635 |
fst2 = float32_div(FLOAT_ONE32, fst2, &env->active_fpu.fp_status); |
2636 |
fsth2 = float32_div(FLOAT_ONE32, fsth2, &env->active_fpu.fp_status); |
2637 |
update_fcr31(); |
2638 |
return ((uint64_t)fsth2 << 32) | fst2; |
2639 |
} |
2640 |
|
2641 |
#define FLOAT_OP(name, p) void helper_float_##name##_##p(void) |
2642 |
|
2643 |
/* binary operations */
|
2644 |
#define FLOAT_BINOP(name) \
|
2645 |
uint64_t helper_float_ ## name ## _d(uint64_t fdt0, uint64_t fdt1) \ |
2646 |
{ \ |
2647 |
uint64_t dt2; \ |
2648 |
\ |
2649 |
set_float_exception_flags(0, &env->active_fpu.fp_status); \
|
2650 |
dt2 = float64_ ## name (fdt0, fdt1, &env->active_fpu.fp_status); \ |
2651 |
update_fcr31(); \ |
2652 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & FP_INVALID) \
|
2653 |
dt2 = FLOAT_QNAN64; \ |
2654 |
return dt2; \
|
2655 |
} \ |
2656 |
\ |
2657 |
uint32_t helper_float_ ## name ## _s(uint32_t fst0, uint32_t fst1) \ |
2658 |
{ \ |
2659 |
uint32_t wt2; \ |
2660 |
\ |
2661 |
set_float_exception_flags(0, &env->active_fpu.fp_status); \
|
2662 |
wt2 = float32_ ## name (fst0, fst1, &env->active_fpu.fp_status); \ |
2663 |
update_fcr31(); \ |
2664 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & FP_INVALID) \
|
2665 |
wt2 = FLOAT_QNAN32; \ |
2666 |
return wt2; \
|
2667 |
} \ |
2668 |
\ |
2669 |
uint64_t helper_float_ ## name ## _ps(uint64_t fdt0, uint64_t fdt1) \ |
2670 |
{ \ |
2671 |
uint32_t fst0 = fdt0 & 0XFFFFFFFF; \
|
2672 |
uint32_t fsth0 = fdt0 >> 32; \
|
2673 |
uint32_t fst1 = fdt1 & 0XFFFFFFFF; \
|
2674 |
uint32_t fsth1 = fdt1 >> 32; \
|
2675 |
uint32_t wt2; \ |
2676 |
uint32_t wth2; \ |
2677 |
\ |
2678 |
set_float_exception_flags(0, &env->active_fpu.fp_status); \
|
2679 |
wt2 = float32_ ## name (fst0, fst1, &env->active_fpu.fp_status); \ |
2680 |
wth2 = float32_ ## name (fsth0, fsth1, &env->active_fpu.fp_status); \ |
2681 |
update_fcr31(); \ |
2682 |
if (GET_FP_CAUSE(env->active_fpu.fcr31) & FP_INVALID) { \
|
2683 |
wt2 = FLOAT_QNAN32; \ |
2684 |
wth2 = FLOAT_QNAN32; \ |
2685 |
} \ |
2686 |
return ((uint64_t)wth2 << 32) | wt2; \ |
2687 |
} |
2688 |
|
2689 |
FLOAT_BINOP(add) |
2690 |
FLOAT_BINOP(sub) |
2691 |
FLOAT_BINOP(mul) |
2692 |
FLOAT_BINOP(div) |
2693 |
#undef FLOAT_BINOP
|
2694 |
|
2695 |
/* ternary operations */
|
2696 |
#define FLOAT_TERNOP(name1, name2) \
|
2697 |
uint64_t helper_float_ ## name1 ## name2 ## _d(uint64_t fdt0, uint64_t fdt1, \ |
2698 |
uint64_t fdt2) \ |
2699 |
{ \ |
2700 |
fdt0 = float64_ ## name1 (fdt0, fdt1, &env->active_fpu.fp_status); \ |
2701 |
return float64_ ## name2 (fdt0, fdt2, &env->active_fpu.fp_status); \ |
2702 |
} \ |
2703 |
\ |
2704 |
uint32_t helper_float_ ## name1 ## name2 ## _s(uint32_t fst0, uint32_t fst1, \ |
2705 |
uint32_t fst2) \ |
2706 |
{ \ |
2707 |
fst0 = float32_ ## name1 (fst0, fst1, &env->active_fpu.fp_status); \ |
2708 |
return float32_ ## name2 (fst0, fst2, &env->active_fpu.fp_status); \ |
2709 |
} \ |
2710 |
\ |
2711 |
uint64_t helper_float_ ## name1 ## name2 ## _ps(uint64_t fdt0, uint64_t fdt1, \ |
2712 |
uint64_t fdt2) \ |
2713 |
{ \ |
2714 |
uint32_t fst0 = fdt0 & 0XFFFFFFFF; \
|
2715 |
uint32_t fsth0 = fdt0 >> 32; \
|
2716 |
uint32_t fst1 = fdt1 & 0XFFFFFFFF; \
|
2717 |
uint32_t fsth1 = fdt1 >> 32; \
|
2718 |
uint32_t fst2 = fdt2 & 0XFFFFFFFF; \
|
2719 |
uint32_t fsth2 = fdt2 >> 32; \
|
2720 |
\ |
2721 |
fst0 = float32_ ## name1 (fst0, fst1, &env->active_fpu.fp_status); \ |
2722 |
fsth0 = float32_ ## name1 (fsth0, fsth1, &env->active_fpu.fp_status); \ |
2723 |
fst2 = float32_ ## name2 (fst0, fst2, &env->active_fpu.fp_status); \ |
2724 |
fsth2 = float32_ ## name2 (fsth0, fsth2, &env->active_fpu.fp_status); \ |
2725 |
return ((uint64_t)fsth2 << 32) | fst2; \ |
2726 |
} |
2727 |
|
2728 |
FLOAT_TERNOP(mul, add) |
2729 |
FLOAT_TERNOP(mul, sub) |
2730 |
#undef FLOAT_TERNOP
|
2731 |
|
2732 |
/* negated ternary operations */
|
2733 |
#define FLOAT_NTERNOP(name1, name2) \
|
2734 |
uint64_t helper_float_n ## name1 ## name2 ## _d(uint64_t fdt0, uint64_t fdt1, \ |
2735 |
uint64_t fdt2) \ |
2736 |
{ \ |
2737 |
fdt0 = float64_ ## name1 (fdt0, fdt1, &env->active_fpu.fp_status); \ |
2738 |
fdt2 = float64_ ## name2 (fdt0, fdt2, &env->active_fpu.fp_status); \ |
2739 |
return float64_chs(fdt2); \
|
2740 |
} \ |
2741 |
\ |
2742 |
uint32_t helper_float_n ## name1 ## name2 ## _s(uint32_t fst0, uint32_t fst1, \ |
2743 |
uint32_t fst2) \ |
2744 |
{ \ |
2745 |
fst0 = float32_ ## name1 (fst0, fst1, &env->active_fpu.fp_status); \ |
2746 |
fst2 = float32_ ## name2 (fst0, fst2, &env->active_fpu.fp_status); \ |
2747 |
return float32_chs(fst2); \
|
2748 |
} \ |
2749 |
\ |
2750 |
uint64_t helper_float_n ## name1 ## name2 ## _ps(uint64_t fdt0, uint64_t fdt1,\ |
2751 |
uint64_t fdt2) \ |
2752 |
{ \ |
2753 |
uint32_t fst0 = fdt0 & 0XFFFFFFFF; \
|
2754 |
uint32_t fsth0 = fdt0 >> 32; \
|
2755 |
uint32_t fst1 = fdt1 & 0XFFFFFFFF; \
|
2756 |
uint32_t fsth1 = fdt1 >> 32; \
|
2757 |
uint32_t fst2 = fdt2 & 0XFFFFFFFF; \
|
2758 |
uint32_t fsth2 = fdt2 >> 32; \
|
2759 |
\ |
2760 |
fst0 = float32_ ## name1 (fst0, fst1, &env->active_fpu.fp_status); \ |
2761 |
fsth0 = float32_ ## name1 (fsth0, fsth1, &env->active_fpu.fp_status); \ |
2762 |
fst2 = float32_ ## name2 (fst0, fst2, &env->active_fpu.fp_status); \ |
2763 |
fsth2 = float32_ ## name2 (fsth0, fsth2, &env->active_fpu.fp_status); \ |
2764 |
fst2 = float32_chs(fst2); \ |
2765 |
fsth2 = float32_chs(fsth2); \ |
2766 |
return ((uint64_t)fsth2 << 32) | fst2; \ |
2767 |
} |
2768 |
|
2769 |
FLOAT_NTERNOP(mul, add) |
2770 |
FLOAT_NTERNOP(mul, sub) |
2771 |
#undef FLOAT_NTERNOP
|
2772 |
|
2773 |
/* MIPS specific binary operations */
|
2774 |
uint64_t helper_float_recip2_d(uint64_t fdt0, uint64_t fdt2) |
2775 |
{ |
2776 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2777 |
fdt2 = float64_mul(fdt0, fdt2, &env->active_fpu.fp_status); |
2778 |
fdt2 = float64_chs(float64_sub(fdt2, FLOAT_ONE64, &env->active_fpu.fp_status)); |
2779 |
update_fcr31(); |
2780 |
return fdt2;
|
2781 |
} |
2782 |
|
2783 |
uint32_t helper_float_recip2_s(uint32_t fst0, uint32_t fst2) |
2784 |
{ |
2785 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2786 |
fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
2787 |
fst2 = float32_chs(float32_sub(fst2, FLOAT_ONE32, &env->active_fpu.fp_status)); |
2788 |
update_fcr31(); |
2789 |
return fst2;
|
2790 |
} |
2791 |
|
2792 |
uint64_t helper_float_recip2_ps(uint64_t fdt0, uint64_t fdt2) |
2793 |
{ |
2794 |
uint32_t fst0 = fdt0 & 0XFFFFFFFF;
|
2795 |
uint32_t fsth0 = fdt0 >> 32;
|
2796 |
uint32_t fst2 = fdt2 & 0XFFFFFFFF;
|
2797 |
uint32_t fsth2 = fdt2 >> 32;
|
2798 |
|
2799 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2800 |
fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
2801 |
fsth2 = float32_mul(fsth0, fsth2, &env->active_fpu.fp_status); |
2802 |
fst2 = float32_chs(float32_sub(fst2, FLOAT_ONE32, &env->active_fpu.fp_status)); |
2803 |
fsth2 = float32_chs(float32_sub(fsth2, FLOAT_ONE32, &env->active_fpu.fp_status)); |
2804 |
update_fcr31(); |
2805 |
return ((uint64_t)fsth2 << 32) | fst2; |
2806 |
} |
2807 |
|
2808 |
uint64_t helper_float_rsqrt2_d(uint64_t fdt0, uint64_t fdt2) |
2809 |
{ |
2810 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2811 |
fdt2 = float64_mul(fdt0, fdt2, &env->active_fpu.fp_status); |
2812 |
fdt2 = float64_sub(fdt2, FLOAT_ONE64, &env->active_fpu.fp_status); |
2813 |
fdt2 = float64_chs(float64_div(fdt2, FLOAT_TWO64, &env->active_fpu.fp_status)); |
2814 |
update_fcr31(); |
2815 |
return fdt2;
|
2816 |
} |
2817 |
|
2818 |
uint32_t helper_float_rsqrt2_s(uint32_t fst0, uint32_t fst2) |
2819 |
{ |
2820 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2821 |
fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
2822 |
fst2 = float32_sub(fst2, FLOAT_ONE32, &env->active_fpu.fp_status); |
2823 |
fst2 = float32_chs(float32_div(fst2, FLOAT_TWO32, &env->active_fpu.fp_status)); |
2824 |
update_fcr31(); |
2825 |
return fst2;
|
2826 |
} |
2827 |
|
2828 |
uint64_t helper_float_rsqrt2_ps(uint64_t fdt0, uint64_t fdt2) |
2829 |
{ |
2830 |
uint32_t fst0 = fdt0 & 0XFFFFFFFF;
|
2831 |
uint32_t fsth0 = fdt0 >> 32;
|
2832 |
uint32_t fst2 = fdt2 & 0XFFFFFFFF;
|
2833 |
uint32_t fsth2 = fdt2 >> 32;
|
2834 |
|
2835 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2836 |
fst2 = float32_mul(fst0, fst2, &env->active_fpu.fp_status); |
2837 |
fsth2 = float32_mul(fsth0, fsth2, &env->active_fpu.fp_status); |
2838 |
fst2 = float32_sub(fst2, FLOAT_ONE32, &env->active_fpu.fp_status); |
2839 |
fsth2 = float32_sub(fsth2, FLOAT_ONE32, &env->active_fpu.fp_status); |
2840 |
fst2 = float32_chs(float32_div(fst2, FLOAT_TWO32, &env->active_fpu.fp_status)); |
2841 |
fsth2 = float32_chs(float32_div(fsth2, FLOAT_TWO32, &env->active_fpu.fp_status)); |
2842 |
update_fcr31(); |
2843 |
return ((uint64_t)fsth2 << 32) | fst2; |
2844 |
} |
2845 |
|
2846 |
uint64_t helper_float_addr_ps(uint64_t fdt0, uint64_t fdt1) |
2847 |
{ |
2848 |
uint32_t fst0 = fdt0 & 0XFFFFFFFF;
|
2849 |
uint32_t fsth0 = fdt0 >> 32;
|
2850 |
uint32_t fst1 = fdt1 & 0XFFFFFFFF;
|
2851 |
uint32_t fsth1 = fdt1 >> 32;
|
2852 |
uint32_t fst2; |
2853 |
uint32_t fsth2; |
2854 |
|
2855 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2856 |
fst2 = float32_add (fst0, fsth0, &env->active_fpu.fp_status); |
2857 |
fsth2 = float32_add (fst1, fsth1, &env->active_fpu.fp_status); |
2858 |
update_fcr31(); |
2859 |
return ((uint64_t)fsth2 << 32) | fst2; |
2860 |
} |
2861 |
|
2862 |
uint64_t helper_float_mulr_ps(uint64_t fdt0, uint64_t fdt1) |
2863 |
{ |
2864 |
uint32_t fst0 = fdt0 & 0XFFFFFFFF;
|
2865 |
uint32_t fsth0 = fdt0 >> 32;
|
2866 |
uint32_t fst1 = fdt1 & 0XFFFFFFFF;
|
2867 |
uint32_t fsth1 = fdt1 >> 32;
|
2868 |
uint32_t fst2; |
2869 |
uint32_t fsth2; |
2870 |
|
2871 |
set_float_exception_flags(0, &env->active_fpu.fp_status);
|
2872 |
fst2 = float32_mul (fst0, fsth0, &env->active_fpu.fp_status); |
2873 |
fsth2 = float32_mul (fst1, fsth1, &env->active_fpu.fp_status); |
2874 |
update_fcr31(); |
2875 |
return ((uint64_t)fsth2 << 32) | fst2; |
2876 |
} |
2877 |
|
2878 |
/* compare operations */
|
2879 |
#define FOP_COND_D(op, cond) \
|
2880 |
void helper_cmp_d_ ## op (uint64_t fdt0, uint64_t fdt1, int cc) \ |
2881 |
{ \ |
2882 |
int c = cond; \
|
2883 |
update_fcr31(); \ |
2884 |
if (c) \
|
2885 |
SET_FP_COND(cc, env->active_fpu); \ |
2886 |
else \
|
2887 |
CLEAR_FP_COND(cc, env->active_fpu); \ |
2888 |
} \ |
2889 |
void helper_cmpabs_d_ ## op (uint64_t fdt0, uint64_t fdt1, int cc) \ |
2890 |
{ \ |
2891 |
int c; \
|
2892 |
fdt0 = float64_abs(fdt0); \ |
2893 |
fdt1 = float64_abs(fdt1); \ |
2894 |
c = cond; \ |
2895 |
update_fcr31(); \ |
2896 |
if (c) \
|
2897 |
SET_FP_COND(cc, env->active_fpu); \ |
2898 |
else \
|
2899 |
CLEAR_FP_COND(cc, env->active_fpu); \ |
2900 |
} |
2901 |
|
2902 |
static int float64_is_unordered(int sig, float64 a, float64 b STATUS_PARAM) |
2903 |
{ |
2904 |
if (float64_is_signaling_nan(a) ||
|
2905 |
float64_is_signaling_nan(b) || |
2906 |
(sig && (float64_is_nan(a) || float64_is_nan(b)))) { |
2907 |
float_raise(float_flag_invalid, status); |
2908 |
return 1; |
2909 |
} else if (float64_is_nan(a) || float64_is_nan(b)) { |
2910 |
return 1; |
2911 |
} else {
|
2912 |
return 0; |
2913 |
} |
2914 |
} |
2915 |
|
2916 |
/* NOTE: the comma operator will make "cond" to eval to false,
|
2917 |
* but float*_is_unordered() is still called. */
|
2918 |
FOP_COND_D(f, (float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status), 0)) |
2919 |
FOP_COND_D(un, float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status))
|
2920 |
FOP_COND_D(eq, !float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status) && float64_eq(fdt0, fdt1, &env->active_fpu.fp_status))
|
2921 |
FOP_COND_D(ueq, float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status) || float64_eq(fdt0, fdt1, &env->active_fpu.fp_status))
|
2922 |
FOP_COND_D(olt, !float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status) && float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))
|
2923 |
FOP_COND_D(ult, float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status) || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))
|
2924 |
FOP_COND_D(ole, !float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status) && float64_le(fdt0, fdt1, &env->active_fpu.fp_status))
|
2925 |
FOP_COND_D(ule, float64_is_unordered(0, fdt1, fdt0, &env->active_fpu.fp_status) || float64_le(fdt0, fdt1, &env->active_fpu.fp_status))
|
2926 |
/* NOTE: the comma operator will make "cond" to eval to false,
|
2927 |
* but float*_is_unordered() is still called. */
|
2928 |
FOP_COND_D(sf, (float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status), 0)) |
2929 |
FOP_COND_D(ngle,float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status))
|
2930 |
FOP_COND_D(seq, !float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status) && float64_eq(fdt0, fdt1, &env->active_fpu.fp_status))
|
2931 |
FOP_COND_D(ngl, float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status) || float64_eq(fdt0, fdt1, &env->active_fpu.fp_status))
|
2932 |
FOP_COND_D(lt, !float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status) && float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))
|
2933 |
FOP_COND_D(nge, float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status) || float64_lt(fdt0, fdt1, &env->active_fpu.fp_status))
|
2934 |
FOP_COND_D(le, !float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status) && float64_le(fdt0, fdt1, &env->active_fpu.fp_status))
|
2935 |
FOP_COND_D(ngt, float64_is_unordered(1, fdt1, fdt0, &env->active_fpu.fp_status) || float64_le(fdt0, fdt1, &env->active_fpu.fp_status))
|
2936 |
|
2937 |
#define FOP_COND_S(op, cond) \
|
2938 |
void helper_cmp_s_ ## op (uint32_t fst0, uint32_t fst1, int cc) \ |
2939 |
{ \ |
2940 |
int c = cond; \
|
2941 |
update_fcr31(); \ |
2942 |
if (c) \
|
2943 |
SET_FP_COND(cc, env->active_fpu); \ |
2944 |
else \
|
2945 |
CLEAR_FP_COND(cc, env->active_fpu); \ |
2946 |
} \ |
2947 |
void helper_cmpabs_s_ ## op (uint32_t fst0, uint32_t fst1, int cc) \ |
2948 |
{ \ |
2949 |
int c; \
|
2950 |
fst0 = float32_abs(fst0); \ |
2951 |
fst1 = float32_abs(fst1); \ |
2952 |
c = cond; \ |
2953 |
update_fcr31(); \ |
2954 |
if (c) \
|
2955 |
SET_FP_COND(cc, env->active_fpu); \ |
2956 |
else \
|
2957 |
CLEAR_FP_COND(cc, env->active_fpu); \ |
2958 |
} |
2959 |
|
2960 |
static flag float32_is_unordered(int sig, float32 a, float32 b STATUS_PARAM) |
2961 |
{ |
2962 |
if (float32_is_signaling_nan(a) ||
|
2963 |
float32_is_signaling_nan(b) || |
2964 |
(sig && (float32_is_nan(a) || float32_is_nan(b)))) { |
2965 |
float_raise(float_flag_invalid, status); |
2966 |
return 1; |
2967 |
} else if (float32_is_nan(a) || float32_is_nan(b)) { |
2968 |
return 1; |
2969 |
} else {
|
2970 |
return 0; |
2971 |
} |
2972 |
} |
2973 |
|
2974 |
/* NOTE: the comma operator will make "cond" to eval to false,
|
2975 |
* but float*_is_unordered() is still called. */
|
2976 |
FOP_COND_S(f, (float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status), 0)) |
2977 |
FOP_COND_S(un, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status))
|
2978 |
FOP_COND_S(eq, !float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) && float32_eq(fst0, fst1, &env->active_fpu.fp_status))
|
2979 |
FOP_COND_S(ueq, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status))
|
2980 |
FOP_COND_S(olt, !float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status))
|
2981 |
FOP_COND_S(ult, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status))
|
2982 |
FOP_COND_S(ole, !float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status))
|
2983 |
FOP_COND_S(ule, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status))
|
2984 |
/* NOTE: the comma operator will make "cond" to eval to false,
|
2985 |
* but float*_is_unordered() is still called. */
|
2986 |
FOP_COND_S(sf, (float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status), 0)) |
2987 |
FOP_COND_S(ngle,float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status))
|
2988 |
FOP_COND_S(seq, !float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) && float32_eq(fst0, fst1, &env->active_fpu.fp_status))
|
2989 |
FOP_COND_S(ngl, float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status))
|
2990 |
FOP_COND_S(lt, !float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status))
|
2991 |
FOP_COND_S(nge, float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status))
|
2992 |
FOP_COND_S(le, !float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status))
|
2993 |
FOP_COND_S(ngt, float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status))
|
2994 |
|
2995 |
#define FOP_COND_PS(op, condl, condh) \
|
2996 |
void helper_cmp_ps_ ## op (uint64_t fdt0, uint64_t fdt1, int cc) \ |
2997 |
{ \ |
2998 |
uint32_t fst0 = float32_abs(fdt0 & 0XFFFFFFFF); \
|
2999 |
uint32_t fsth0 = float32_abs(fdt0 >> 32); \
|
3000 |
uint32_t fst1 = float32_abs(fdt1 & 0XFFFFFFFF); \
|
3001 |
uint32_t fsth1 = float32_abs(fdt1 >> 32); \
|
3002 |
int cl = condl; \
|
3003 |
int ch = condh; \
|
3004 |
\ |
3005 |
update_fcr31(); \ |
3006 |
if (cl) \
|
3007 |
SET_FP_COND(cc, env->active_fpu); \ |
3008 |
else \
|
3009 |
CLEAR_FP_COND(cc, env->active_fpu); \ |
3010 |
if (ch) \
|
3011 |
SET_FP_COND(cc + 1, env->active_fpu); \
|
3012 |
else \
|
3013 |
CLEAR_FP_COND(cc + 1, env->active_fpu); \
|
3014 |
} \ |
3015 |
void helper_cmpabs_ps_ ## op (uint64_t fdt0, uint64_t fdt1, int cc) \ |
3016 |
{ \ |
3017 |
uint32_t fst0 = float32_abs(fdt0 & 0XFFFFFFFF); \
|
3018 |
uint32_t fsth0 = float32_abs(fdt0 >> 32); \
|
3019 |
uint32_t fst1 = float32_abs(fdt1 & 0XFFFFFFFF); \
|
3020 |
uint32_t fsth1 = float32_abs(fdt1 >> 32); \
|
3021 |
int cl = condl; \
|
3022 |
int ch = condh; \
|
3023 |
\ |
3024 |
update_fcr31(); \ |
3025 |
if (cl) \
|
3026 |
SET_FP_COND(cc, env->active_fpu); \ |
3027 |
else \
|
3028 |
CLEAR_FP_COND(cc, env->active_fpu); \ |
3029 |
if (ch) \
|
3030 |
SET_FP_COND(cc + 1, env->active_fpu); \
|
3031 |
else \
|
3032 |
CLEAR_FP_COND(cc + 1, env->active_fpu); \
|
3033 |
} |
3034 |
|
3035 |
/* NOTE: the comma operator will make "cond" to eval to false,
|
3036 |
* but float*_is_unordered() is still called. */
|
3037 |
FOP_COND_PS(f, (float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status), 0), |
3038 |
(float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status), 0)) |
3039 |
FOP_COND_PS(un, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status),
|
3040 |
float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status))
|
3041 |
FOP_COND_PS(eq, !float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) && float32_eq(fst0, fst1, &env->active_fpu.fp_status),
|
3042 |
!float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status) && float32_eq(fsth0, fsth1, &env->active_fpu.fp_status))
|
3043 |
FOP_COND_PS(ueq, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status),
|
3044 |
float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status) || float32_eq(fsth0, fsth1, &env->active_fpu.fp_status))
|
3045 |
FOP_COND_PS(olt, !float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status),
|
3046 |
!float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status) && float32_lt(fsth0, fsth1, &env->active_fpu.fp_status))
|
3047 |
FOP_COND_PS(ult, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status),
|
3048 |
float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status) || float32_lt(fsth0, fsth1, &env->active_fpu.fp_status))
|
3049 |
FOP_COND_PS(ole, !float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status),
|
3050 |
!float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status) && float32_le(fsth0, fsth1, &env->active_fpu.fp_status))
|
3051 |
FOP_COND_PS(ule, float32_is_unordered(0, fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status),
|
3052 |
float32_is_unordered(0, fsth1, fsth0, &env->active_fpu.fp_status) || float32_le(fsth0, fsth1, &env->active_fpu.fp_status))
|
3053 |
/* NOTE: the comma operator will make "cond" to eval to false,
|
3054 |
* but float*_is_unordered() is still called. */
|
3055 |
FOP_COND_PS(sf, (float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status), 0), |
3056 |
(float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status), 0)) |
3057 |
FOP_COND_PS(ngle,float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status),
|
3058 |
float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status))
|
3059 |
FOP_COND_PS(seq, !float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) && float32_eq(fst0, fst1, &env->active_fpu.fp_status),
|
3060 |
!float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status) && float32_eq(fsth0, fsth1, &env->active_fpu.fp_status))
|
3061 |
FOP_COND_PS(ngl, float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) || float32_eq(fst0, fst1, &env->active_fpu.fp_status),
|
3062 |
float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status) || float32_eq(fsth0, fsth1, &env->active_fpu.fp_status))
|
3063 |
FOP_COND_PS(lt, !float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) && float32_lt(fst0, fst1, &env->active_fpu.fp_status),
|
3064 |
!float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status) && float32_lt(fsth0, fsth1, &env->active_fpu.fp_status))
|
3065 |
FOP_COND_PS(nge, float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) || float32_lt(fst0, fst1, &env->active_fpu.fp_status),
|
3066 |
float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status) || float32_lt(fsth0, fsth1, &env->active_fpu.fp_status))
|
3067 |
FOP_COND_PS(le, !float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) && float32_le(fst0, fst1, &env->active_fpu.fp_status),
|
3068 |
!float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status) && float32_le(fsth0, fsth1, &env->active_fpu.fp_status))
|
3069 |
FOP_COND_PS(ngt, float32_is_unordered(1, fst1, fst0, &env->active_fpu.fp_status) || float32_le(fst0, fst1, &env->active_fpu.fp_status),
|
3070 |
float32_is_unordered(1, fsth1, fsth0, &env->active_fpu.fp_status) || float32_le(fsth0, fsth1, &env->active_fpu.fp_status))
|