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Merge pull request #12458 from JosJuice/jitarm64-logic-i2r-not-nothing 

JitArm64: Fix the "do nothing" cases of ANDI2R and friends
This commit is contained in:
Mai 2023-12-21 17:13:20 -05:00 committed by GitHub
parent 8d4575cfd8 d8c78f2a92
commit 6c2da5229e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 7 deletions
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17
Source/Core/Common/Arm64Emitter.cpp
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@ -4051,14 +4051,15 @@ void ARM64XEmitter::ANDI2R(ARM64Reg Rd, ARM64Reg Rn, u64 imm, ARM64Reg scratch)
imm = (imm << 32) | (imm & 0xFFFFFFFF);
}
if ((~imm) == 0)
{
// Do nothing
}
else if (imm == 0)
if (imm == 0)
{
MOVZ(Rd, 0);
}
else if ((~imm) == 0)
{
if (Rd != Rn)
MOV(Rd, Rn);
}
else if (const auto result = LogicalImm(imm, GPRSize::B64))
{
AND(Rd, Rn, result);
@ -4090,7 +4091,8 @@ void ARM64XEmitter::ORRI2R(ARM64Reg Rd, ARM64Reg Rn, u64 imm, ARM64Reg scratch)
if (imm == 0)
{
// Do nothing
if (Rd != Rn)
MOV(Rd, Rn);
}
else if ((~imm) == 0)
{
@ -4127,7 +4129,8 @@ void ARM64XEmitter::EORI2R(ARM64Reg Rd, ARM64Reg Rn, u64 imm, ARM64Reg scratch)
if (imm == 0)
{
// Do nothing
if (Rd != Rn)
MOV(Rd, Rn);
}
else if ((~imm) == 0)
{