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JIT: Make lmw/stmw use safe load/stores.

This commit is contained in:
magumagu 2014-05-30 22:44:31 -07:00
parent 6c9095ebab
commit eeb7fc25f4
1 changed files with 11 additions and 8 deletions
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19
Source/Core/Core/PowerPC/Jit64/Jit_LoadStore.cpp
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@ -383,15 +383,16 @@ void Jit64::lmw(UGeckoInstruction inst)
INSTRUCTION_START
JITDISABLE(bJITLoadStoreOff);
// TODO: This doesn't handle rollback on DSI correctly
gpr.FlushLockX(ECX);
MOV(32, R(EAX), Imm32((u32)(s32)inst.SIMM_16));
MOV(32, R(ECX), Imm32((u32)(s32)inst.SIMM_16));
if (inst.RA)
ADD(32, R(EAX), gpr.R(inst.RA));
ADD(32, R(ECX), gpr.R(inst.RA));
for (int i = inst.RD; i < 32; i++)
{
LoadAndSwap(32, ECX, MComplex(EBX, EAX, SCALE_1, (i - inst.RD) * 4));
SafeLoadToReg(EAX, R(ECX), 32, (i - inst.RD) * 4, RegistersInUse(), false);
gpr.BindToRegister(i, false, true);
MOV(32, gpr.R(i), R(ECX));
MOV(32, gpr.R(i), R(EAX));
}
gpr.UnlockAllX();
}
@ -401,14 +402,16 @@ void Jit64::stmw(UGeckoInstruction inst)
INSTRUCTION_START
JITDISABLE(bJITLoadStoreOff);
// TODO: This doesn't handle rollback on DSI correctly
gpr.FlushLockX(ECX);
MOV(32, R(EAX), Imm32((u32)(s32)inst.SIMM_16));
if (inst.RA)
ADD(32, R(EAX), gpr.R(inst.RA));
for (int i = inst.RD; i < 32; i++)
{
if (inst.RA)
MOV(32, R(EAX), gpr.R(inst.RA));
else
XOR(32, R(EAX), R(EAX));
MOV(32, R(ECX), gpr.R(i));
SwapAndStore(32, MComplex(EBX, EAX, SCALE_1, (i - inst.RD) * 4), ECX);
SafeWriteRegToReg(ECX, EAX, 32, (i - inst.RD) * 4 + (u32)(s32)inst.SIMM_16, RegistersInUse());
}
gpr.UnlockAllX();
}