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Implement vpkshss and vpkswus

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CRACKbomber 2025-05-23 18:36:18 -04:00
parent 541631f055
commit 0f42cc4d68
1 changed files with 20 additions and 0 deletions
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20
XenonRecomp/recompiler.cpp
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@ -2339,11 +2339,31 @@ bool Recompiler::Recompile(
}
break;
case PPC_INST_VPKSHSS:
case PPC_INST_VPKSHSS128:
println("\t_mm_store_si128((__m128i*){}.s8, _mm_packs_epi16(_mm_load_si128((__m128i*){}.s16), _mm_load_si128((__m128i*){}.s16)));",
v(insn.operands[0]), v(insn.operands[2]), v(insn.operands[1]));
break;
case PPC_INST_VPKSHUS:
case PPC_INST_VPKSHUS128:
println("\t_mm_store_si128((__m128i*){}.u8, _mm_packus_epi16(_mm_load_si128((__m128i*){}.s16), _mm_load_si128((__m128i*){}.s16)));", v(insn.operands[0]), v(insn.operands[2]), v(insn.operands[1]));
break;
case PPC_INST_VPKSWUS:
case PPC_INST_VPKSWUS128:
println("\t_mm_store_si128((__m128i*){}.s32, _mm_load_si128((__m128i*){}.s32));", vTemp(), v(insn.operands[2]));
for (int i = 0; i < 4; i++) {
println("\t{}.u16[{}] = {}.s32[{}] < 0 ? 0 : ({}.s32[{}] > 0xFFFF ? 0xFFFF : {}.s32[{}]);",
v(insn.operands[0]), i, vTemp(), i, vTemp(), i, vTemp(), i);
}
println("\t_mm_store_si128((__m128i*){}.s32, _mm_load_si128((__m128i*){}.s32));", vTemp(), v(insn.operands[1]));
for (int i = 0; i < 4; i++) {
println("\t{}.u16[{}] = {}.s32[{}] < 0 ? 0 : ({}.s32[{}] > 0xFFFF ? 0xFFFF : {}.s32[{}]);",
v(insn.operands[0]), i + 4, vTemp(), i, vTemp(), i, vTemp(), i);
}
break;
case PPC_INST_VREFP:
case PPC_INST_VREFP128:
// TODO: see if we can use rcp safely