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Jit_Integer: rlwimix: Handle all gpr.IsImm(a) cases

This commit is contained in:
MerryMage 2020-12-28 12:55:39 +00:00
parent c20bb81071
commit 4a102186c7
1 changed files with 13 additions and 4 deletions
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17
Source/Core/Core/PowerPC/Jit64/Jit_Integer.cpp
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@ -1690,15 +1690,20 @@ void Jit64::rlwimix(UGeckoInstruction inst)
AndWithMask(Ra, ~mask); AndWithMask(Ra, ~mask);
OR(32, Ra, Imm32(Common::RotateLeft(gpr.Imm32(s), inst.SH) & mask)); OR(32, Ra, Imm32(Common::RotateLeft(gpr.Imm32(s), inst.SH) & mask));
} }
else if (inst.SH && gpr.IsImm(a)) else if (gpr.IsImm(a))
{ {
u32 maskA = gpr.Imm32(a) & ~mask; const u32 maskA = gpr.Imm32(a) & ~mask;
RCOpArg Rs = gpr.Use(s, RCMode::Read); RCOpArg Rs = gpr.Use(s, RCMode::Read);
RCX64Reg Ra = gpr.Bind(a, RCMode::Write); RCX64Reg Ra = gpr.Bind(a, RCMode::Write);
RegCache::Realize(Rs, Ra); RegCache::Realize(Rs, Ra);
if (left_shift) if (inst.SH == 0)
{
MOV(32, Ra, Rs);
AndWithMask(Ra, mask);
}
else if (left_shift)
{ {
MOV(32, Ra, Rs); MOV(32, Ra, Rs);
SHL(32, Ra, Imm8(inst.SH)); SHL(32, Ra, Imm8(inst.SH));
@ -1713,7 +1718,11 @@ void Jit64::rlwimix(UGeckoInstruction inst)
RotateLeft(32, Ra, Rs, inst.SH); RotateLeft(32, Ra, Rs, inst.SH);
AndWithMask(Ra, mask); AndWithMask(Ra, mask);
} }
OR(32, Ra, Imm32(maskA));
if (maskA)
OR(32, Ra, Imm32(maskA));
else
needs_test = true;
} }
else if (inst.SH) else if (inst.SH)
{ {