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Shader JIT: Add name to second scratch register (XMM4)
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@ -115,6 +115,8 @@ static const X64Reg SRC1 = XMM1;
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static const X64Reg SRC2 = XMM2;
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/// Loaded with the third swizzled source register, otherwise can be used as a scratch register
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static const X64Reg SRC3 = XMM3;
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/// Additional scratch register
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static const X64Reg SCRATCH2 = XMM4;
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/// Constant vector of [1.0f, 1.0f, 1.0f, 1.0f], used to efficiently set a vector to one
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static const X64Reg ONE = XMM14;
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/// Constant vector of [-0.f, -0.f, -0.f, -0.f], used to efficiently negate a vector with XOR
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@ -227,8 +229,8 @@ void JitCompiler::Compile_DestEnable(Instruction instr,X64Reg src) {
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u8 mask = ((swiz.dest_mask & 1) << 3) | ((swiz.dest_mask & 8) >> 3) | ((swiz.dest_mask & 2) << 1) | ((swiz.dest_mask & 4) >> 1);
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BLENDPS(SCRATCH, R(src), mask);
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} else {
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MOVAPS(XMM4, R(src));
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UNPCKHPS(XMM4, R(SCRATCH)); // Unpack X/Y components of source and destination
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MOVAPS(SCRATCH2, R(src));
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UNPCKHPS(SCRATCH2, R(SCRATCH)); // Unpack X/Y components of source and destination
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UNPCKLPS(SCRATCH, R(src)); // Unpack Z/W components of source and destination
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// Compute selector to selectively copy source components to destination for SHUFPS instruction
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@ -236,7 +238,7 @@ void JitCompiler::Compile_DestEnable(Instruction instr,X64Reg src) {
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((swiz.DestComponentEnabled(1) ? 3 : 2) << 2) |
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((swiz.DestComponentEnabled(2) ? 0 : 1) << 4) |
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((swiz.DestComponentEnabled(3) ? 2 : 3) << 6);
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SHUFPS(SCRATCH, R(XMM4), sel);
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SHUFPS(SCRATCH, R(SCRATCH2), sel);
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}
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// Store dest back to memory
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