FEX-Emu/FEX
1
0
Fork 0
mirror of https://github.com/FEX-Emu/FEX.git synced 2025-01-23 15:04:48 +00:00
Code Issues Actions 6 Packages Projects Releases Wiki Activity

OpcodeDispatcher: pair mm save

Browse Source 
Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
This commit is contained in:
Alyssa Rosenzweig 2024-08-19 20:14:53 -04:00
parent 63afa29dae
commit e66d7cfd6c
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
FEXCore/Source/Interface/Core/OpcodeDispatcher/Vector.cpp
View File

@ -2736,10 +2736,12 @@ void OpDispatchBuilder::SaveX87State(OpcodeArgs, Ref MemBase) {
// MXCSR_MASK: Mask for writes to the MXCSR register
// If OSFXSR bit in CR4 is not set than FXSAVE /may/ not save the XMM registers
// This is implementation dependent
for (uint32_t i = 0; i < Core::CPUState::NUM_MMS; ++i) {
Ref MMReg = LoadContext(MM0Index + i);
for (uint32_t i = 0; i < Core::CPUState::NUM_MMS; i += 2) {
// TODO: Pair
Ref MMReg0 = LoadContext(MM0Index + i);
Ref MMReg1 = LoadContext(MM0Index + i + 1);
_StoreMem(FPRClass, 16, MMReg, MemBase, _Constant(i * 16 + 32), 16, MEM_OFFSET_SXTX, 1);
_StoreMemPair(FPRClass, 16, MMReg0, MMReg1, MemBase, i * 16 + 32);
}
}