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JitArm64: Implement mcrxr.

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This commit is contained in:
degasus 2016-10-27 23:34:37 +02:00
parent 293553f317
commit 041129fb34
3 changed files with 43 additions and 12 deletions
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1
Source/Core/Core/PowerPC/JitArm64/Jit.h
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@ -99,6 +99,7 @@ public:
void mtmsr(UGeckoInstruction inst);
void mfmsr(UGeckoInstruction inst);
void mcrf(UGeckoInstruction inst);
void mcrxr(UGeckoInstruction inst);
void mfsr(UGeckoInstruction inst);
void mtsr(UGeckoInstruction inst);
void mfsrin(UGeckoInstruction inst);

30
Source/Core/Core/PowerPC/JitArm64/JitArm64_SystemRegisters.cpp
View File

@ -84,6 +84,36 @@ void JitArm64::mcrf(UGeckoInstruction inst)
}
}
void JitArm64::mcrxr(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(bJITSystemRegistersOff);
ARM64Reg WA = gpr.GetReg();
ARM64Reg XA = EncodeRegTo64(WA);
ARM64Reg WB = gpr.GetReg();
ARM64Reg XB = EncodeRegTo64(WB);
// Copy XER[0-3] into CR[inst.CRFD]
LDRB(INDEX_UNSIGNED, WA, PPC_REG, PPCSTATE_OFF(xer_ca));
LDRB(INDEX_UNSIGNED, WB, PPC_REG, PPCSTATE_OFF(xer_so_ov));
// [0 SO OV CA]
ADD(WA, WA, WB, ArithOption(WB, ST_LSL, 2));
// [SO OV CA 0] << 3
LSL(WA, WA, 4);
MOVP2R(XB, m_crTable);
LDR(XB, XB, XA);
STR(INDEX_UNSIGNED, XB, PPC_REG, PPCSTATE_OFF(cr_val[inst.CRFD]));
// Clear XER[0-3]
STRB(INDEX_UNSIGNED, WZR, PPC_REG, PPCSTATE_OFF(xer_ca));
STRB(INDEX_UNSIGNED, WZR, PPC_REG, PPCSTATE_OFF(xer_so_ov));
gpr.Unlock(WA, WB);
}
void JitArm64::mfsr(UGeckoInstruction inst)
{
INSTRUCTION_START

2
Source/Core/Core/PowerPC/JitArm64/JitArm64_Tables.cpp
View File

@ -303,7 +303,7 @@ static GekkoOPTemplate table31[] = {
{339, &JitArm64::mfspr}, // mfspr
{467, &JitArm64::mtspr}, // mtspr
{371, &JitArm64::mftb}, // mftb
{512, &JitArm64::FallBackToInterpreter}, // mcrxr
{512, &JitArm64::mcrxr}, // mcrxr
{595, &JitArm64::mfsr}, // mfsr
{659, &JitArm64::mfsrin}, // mfsrin