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[AArch64] Implement negx.

This commit is contained in:
Ryan Houdek 2014-09-20 16:17:16 -05:00
parent 75590a99cb
commit e708e8d5a0
3 changed files with 20 additions and 1 deletions
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1
Source/Core/Core/PowerPC/JitArm64/Jit.h
View File

@ -82,6 +82,7 @@ public:
void boolX(UGeckoInstruction inst);
void extsXx(UGeckoInstruction inst);
void cntlzwx(UGeckoInstruction inst);
void negx(UGeckoInstruction inst);
// System Registers
void mtmsr(UGeckoInstruction inst);

18
Source/Core/Core/PowerPC/JitArm64/JitArm64_Integer.cpp
View File

@ -270,3 +270,21 @@ void JitArm64::cntlzwx(UGeckoInstruction inst)
if (inst.Rc)
ComputeRC(a);
}
void JitArm64::negx(UGeckoInstruction inst)
{
INSTRUCTION_START
JITDISABLE(bJITIntegerOff);
int a = inst.RA;
int d = inst.RD;
FALLBACK_IF(inst.OE);
if (gpr.IsImm(a))
gpr.SetImmediate(d, ~((u32)gpr.GetImm(a)) + 1);
else
SUB(gpr.R(d), WSP, gpr.R(a), ArithOption(gpr.R(a), ST_LSL, 0));
if (inst.Rc)
ComputeRC(d);
}

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

@ -310,7 +310,7 @@ static GekkoOPTemplate table31_2[] =
{11, &JitArm64::FallBackToInterpreter}, //"mulhwux", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 4}},
{235, &JitArm64::FallBackToInterpreter}, //"mullwx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 4}},
{747, &JitArm64::FallBackToInterpreter}, //"mullwox", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT, 4}},
{104, &JitArm64::FallBackToInterpreter}, //"negx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}},
{104, &JitArm64::negx}, //"negx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}},
{40, &JitArm64::FallBackToInterpreter}, //"subfx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}},
{552, &JitArm64::FallBackToInterpreter}, //"subox", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_RC_BIT}},
{8, &JitArm64::FallBackToInterpreter}, //"subfcx", OPTYPE_INTEGER, FL_OUT_D | FL_IN_AB | FL_SET_CA | FL_RC_BIT}},