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added extra vpkd3d128 cases from dev branch

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Jillian To 2025-03-19 12:00:16 -04:00
parent c3934c624f
commit ee25727249
1 changed files with 24 additions and 2 deletions
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26
XenonRecomp/recompiler.cpp
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@ -2000,7 +2000,7 @@ bool Recompiler::Recompile(
switch (insn.operands[2]) switch (insn.operands[2])
{ {
case 0: // D3D color case 0: // D3D color
if (insn.operands[3] != 1 || insn.operands[4] != 3) if (insn.operands[3] != 1)
fmt::println("Unexpected D3D color pack instruction at {:X}", base); fmt::println("Unexpected D3D color pack instruction at {:X}", base);
for (size_t i = 0; i < 4; i++) for (size_t i = 0; i < 4; i++)
@ -2010,7 +2010,29 @@ bool Recompiler::Recompile(
println("\t{}.f32[{}] = {}.f32[{}] < 3.0f ? 3.0f : ({}.f32[{}] > {}.f32[{}] ? {}.f32[{}] : {}.f32[{}]);", vTemp(), i, v(insn.operands[1]), i, v(insn.operands[1]), i, vTemp(), i, vTemp(), i, v(insn.operands[1]), i); println("\t{}.f32[{}] = {}.f32[{}] < 3.0f ? 3.0f : ({}.f32[{}] > {}.f32[{}] ? {}.f32[{}] : {}.f32[{}]);", vTemp(), i, v(insn.operands[1]), i, v(insn.operands[1]), i, vTemp(), i, vTemp(), i, v(insn.operands[1]), i);
println("\t{}.u32 {}= uint32_t({}.u8[{}]) << {};", temp(), i == 0 ? "" : "|", vTemp(), i * 4, indices[i] * 8); println("\t{}.u32 {}= uint32_t({}.u8[{}]) << {};", temp(), i == 0 ? "" : "|", vTemp(), i * 4, indices[i] * 8);
} }
println("\t{}.u32[3] = {}.u32;", v(insn.operands[0]), temp()); println("\t{}.u32[{}] = {}.u32;", v(insn.operands[0]), insn.operands[4], temp());
break;
case 5: // float16_4
if (insn.operands[3] != 2 || insn.operands[4] != 2)
fmt::println("Unexpected float16_4 pack instruction at {:X}", base);
for (size_t i = 0; i < 4; i++)
{
// Strip sign from source
println("\t{}.u32 = ({}.u32[{}]&0x7FFFFFFF);", temp(), v(insn.operands[1]), i);
// If |source| is > 65504, clamp output to 0x7FFF, else save 8 exponent bits
println("\t{}.u8[0] = ({}.f32 != {}.f32) || ({}.f32 > 65504.0f) ? 0xFF : (({}.u32[{}]&0x7f800000)>>23);", vTemp(), temp(), temp(), temp(), v(insn.operands[1]), i);
// If 8 exponent bits were saved, it can only be 0x8E at most
// If saved, save first 10 bits of mantissa
println("\t{}.u16[1] = {}.u8[0] != 0xFF ? (({}.u32[{}]&0x7FE000)>>13) : 0x0;", vTemp(), vTemp(), v(insn.operands[1]), i);
// If saved and > 127-15, exponent is converted from 8 to 5-bit by subtracting 0x70
// If saved but not > 127-15, clamp exponent at 0, add 0x400 to mantissa and shift right by (0x71-exponent)
// If right shift is greater than 31 bits, manually clamp mantissa to 0 or else the output of the shift will be wrong
println("\t{}.u16 = {}.u8[0] != 0xFF ? ({}.u8[0] > 0x70 ? ((({}.u8[0]-0x70)<<10)+{}.u16[1]) : (0x71-{}.u8[0] > 31 ? 0x0 : ((0x400+{}.u16[1])>>(0x71-{}.u8[0])))) : 0x7FFF;", temp(), vTemp(), vTemp(), vTemp(), vTemp(), vTemp(), vTemp(), vTemp());
// Add back original sign
println("\t{}.u16[{}] = (({}.u32[{}]&0x80000000)>>16)+{}.u16;", v(insn.operands[0]), i+4, v(insn.operands[1]), i, temp());
}
break; break;
default: default: