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MMX fixes :

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- Initialise x87 tags correctly in recompiler
- EMMS/FEMMS now respect cr0 TS bit
- FRSTOR now doesn't force all non-uint64 tags to valid
Fixes Heaven 7 with AudioPCI
This commit is contained in:
SarahW 2019-05-18 14:05:30 +01:00
commit cb6422b324
7 changed files with 12 additions and 10 deletions
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5
src/codegen_backend_arm64_uops.c
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@ -839,8 +839,9 @@ static int codegen_MMX_ENTER(codeblock_t *block, uop_t *uop)
host_arm64_branch_set_offset(branch_ptr, &block->data[block_pos]);
host_arm64_STR_IMM_W(block, REG_WZR, REG_CPUSTATE, (uintptr_t)&cpu_state.tag[0] - (uintptr_t)&cpu_state);
host_arm64_STR_IMM_W(block, REG_WZR, REG_CPUSTATE, (uintptr_t)&cpu_state.tag[4] - (uintptr_t)&cpu_state);
host_arm64_mov_imm(block, REG_TEMP, 0x01010101);
host_arm64_STR_IMM_W(block, REG_TEMP, REG_CPUSTATE, (uintptr_t)&cpu_state.tag[0] - (uintptr_t)&cpu_state);
host_arm64_STR_IMM_W(block, REG_TEMP, REG_CPUSTATE, (uintptr_t)&cpu_state.tag[4] - (uintptr_t)&cpu_state);
host_arm64_STR_IMM_W(block, REG_WZR, REG_CPUSTATE, (uintptr_t)&cpu_state.TOP - (uintptr_t)&cpu_state);
host_arm64_STRB_IMM(block, REG_WZR, REG_CPUSTATE, (uintptr_t)&cpu_state.ismmx - (uintptr_t)&cpu_state);