Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

MMX fixes :

Browse source 
- 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
Download patch file Download diff file Expand all files Collapse all files

3
src/codegen_backend_arm_uops.c
View file

@ -910,9 +910,10 @@ static int codegen_MMX_ENTER(codeblock_t *block, uop_t *uop)
*branch_ptr |= ((((uintptr_t)&block_write_data[block_pos] - (uintptr_t)branch_ptr) - 8) & 0x3fffffc) >> 2;
host_arm_MOV_IMM(block, REG_TEMP, 0);
host_arm_MOV_IMM(block, REG_TEMP, 0x01010101);
host_arm_STR_IMM(block, REG_TEMP, REG_CPUSTATE, (uintptr_t)&cpu_state.tag[0] - (uintptr_t)&cpu_state);
host_arm_STR_IMM(block, REG_TEMP, REG_CPUSTATE, (uintptr_t)&cpu_state.tag[4] - (uintptr_t)&cpu_state);
host_arm_MOV_IMM(block, REG_TEMP, 0);
host_arm_STR_IMM(block, REG_TEMP, REG_CPUSTATE, (uintptr_t)&cpu_state.TOP - (uintptr_t)&cpu_state);
host_arm_STRB_IMM(block, REG_TEMP, REG_CPUSTATE, (uintptr_t)&cpu_state.ismmx - (uintptr_t)&cpu_state);