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Merge pull request #11305 from JosJuice/jitarm64-optimize-ps-merge

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JitArm64: Optimize ps_mergeXX
This commit is contained in:
Mai 2022-11-29 12:57:10 +00:00 committed by GitHub
commit 5f22a0054f
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3 changed files with 35 additions and 18 deletions
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16
Source/Core/Common/Arm64Emitter.cpp
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@ -2334,6 +2334,16 @@ void ARM64FloatEmitter::EmitPermute(u32 size, u32 op, ARM64Reg Rd, ARM64Reg Rn,
(1 << 11) | (DecodeReg(Rn) << 5) | DecodeReg(Rd));
}
void ARM64FloatEmitter::EmitExtract(u32 imm4, u32 op, ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm)
{
ASSERT_MSG(DYNA_REC, !IsSingle(Rd), "Singles are not supported!");
bool quad = IsQuad(Rd);
Write32((quad << 30) | (23 << 25) | (op << 22) | (DecodeReg(Rm) << 16) | (imm4 << 11) |
(DecodeReg(Rn) << 5) | DecodeReg(Rd));
}
void ARM64FloatEmitter::EmitScalarImm(bool M, bool S, u32 type, u32 imm5, ARM64Reg Rd, u32 imm8)
{
ASSERT_MSG(DYNA_REC, !IsQuad(Rd), "Vector is not supported!");
@ -3540,6 +3550,12 @@ void ARM64FloatEmitter::ZIP2(u8 size, ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm)
EmitPermute(size, 0b111, Rd, Rn, Rm);
}
// Extract
void ARM64FloatEmitter::EXT(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm, u32 index)
{
EmitExtract(index, 0, Rd, Rn, Rm);
}
// Scalar shift by immediate
void ARM64FloatEmitter::SHL(ARM64Reg Rd, ARM64Reg Rn, u32 shift)
{

4
Source/Core/Common/Arm64Emitter.h
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@ -1247,6 +1247,9 @@ public:
void TRN2(u8 size, ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void ZIP2(u8 size, ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
// Extract
void EXT(ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm, u32 index);
// Scalar shift by immediate
void SHL(ARM64Reg Rd, ARM64Reg Rn, u32 shift);
void URSHR(ARM64Reg Rd, ARM64Reg Rn, u32 shift);
@ -1305,6 +1308,7 @@ private:
void EmitCompare(bool M, bool S, u32 op, u32 opcode2, ARM64Reg Rn, ARM64Reg Rm);
void EmitCondSelect(bool M, bool S, CCFlags cond, ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void EmitPermute(u32 size, u32 op, ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void EmitExtract(u32 imm4, u32 op, ARM64Reg Rd, ARM64Reg Rn, ARM64Reg Rm);
void EmitScalarImm(bool M, bool S, u32 type, u32 imm5, ARM64Reg Rd, u32 imm8);
void EmitShiftImm(bool Q, bool U, u32 imm, u32 opcode, ARM64Reg Rd, ARM64Reg Rn);
void EmitScalarShiftImm(bool U, u32 imm, u32 opcode, ARM64Reg Rd, ARM64Reg Rn);

33
Source/Core/Core/PowerPC/JitArm64/JitArm64_Paired.cpp
View File

@ -33,9 +33,9 @@ void JitArm64::ps_mergeXX(UGeckoInstruction inst)
const u8 size = singles ? 32 : 64;
const auto reg_encoder = singles ? EncodeRegToDouble : EncodeRegToQuad;
const ARM64Reg VA = fpr.R(a, type);
const ARM64Reg VB = fpr.R(b, type);
const ARM64Reg VD = fpr.RW(d, type);
const ARM64Reg VA = reg_encoder(fpr.R(a, type));
const ARM64Reg VB = reg_encoder(fpr.R(b, type));
const ARM64Reg VD = reg_encoder(fpr.RW(d, type));
switch (inst.SUBOP10)
{
@ -43,23 +43,20 @@ void JitArm64::ps_mergeXX(UGeckoInstruction inst)
m_float_emit.TRN1(size, VD, VA, VB);
break;
case 560: // 01
m_float_emit.INS(size, VD, 0, VA, 0);
m_float_emit.INS(size, VD, 1, VB, 1);
if (d != b)
{
if (d != a)
m_float_emit.MOV(VD, VA);
if (a != b)
m_float_emit.INS(size, VD, 1, VB, 1);
}
else if (d != a)
{
m_float_emit.INS(size, VD, 0, VA, 0);
}
break;
case 592: // 10
if (d != a && d != b)
{
m_float_emit.INS(size, VD, 0, VA, 1);
m_float_emit.INS(size, VD, 1, VB, 0);
}
else
{
ARM64Reg V0 = fpr.GetReg();
m_float_emit.INS(size, V0, 0, VA, 1);
m_float_emit.INS(size, V0, 1, VB, 0);
m_float_emit.MOV(reg_encoder(VD), reg_encoder(V0));
fpr.Unlock(V0);
}
m_float_emit.EXT(VD, VA, VB, size >> 3);
break;
case 624: // 11
m_float_emit.TRN2(size, VD, VA, VB);