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refactor(shader): compact whole-quad mask lowering

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This commit is contained in:
nmzik
2026-08-19 08:21:18 +02:00
parent 5383972e96
commit c9e942a972
9 changed files with 186 additions and 57 deletions
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src/graphics/shader/recompiler/frontend/translate/Translate.cpp
-15
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@@ -310,21 +310,6 @@ void Translator::WriteRawU32(const IR::Operand& operand, IR::U32 value) {
}
}
IR::U64 Translator::ExpandWholeQuadMask(IR::U64 value) {
const auto shifted1 =
IR::U64(ir.Emit(IR::ValueOpcode::ShiftRightLogical64, {value, IR::Value(1u)}));
const auto shifted2 =
IR::U64(ir.Emit(IR::ValueOpcode::ShiftRightLogical64, {value, IR::Value(2u)}));
const auto shifted3 =
IR::U64(ir.Emit(IR::ValueOpcode::ShiftRightLogical64, {value, IR::Value(3u)}));
const auto merged1 = ir.Emit(IR::ValueOpcode::BitwiseOr64, {value, shifted1});
const auto merged2 = ir.Emit(IR::ValueOpcode::BitwiseOr64, {merged1, shifted2});
const auto merged3 = ir.Emit(IR::ValueOpcode::BitwiseOr64, {merged2, shifted3});
const auto low_bits =
ir.Emit(IR::ValueOpcode::BitwiseAnd64, {merged3, IR::Value(uint64_t {0x1111111111111111})});
return IR::U64(ir.Emit(IR::ValueOpcode::IMul64, {low_bits, IR::Value(uint64_t {0xfull})}));
}
IR::F32 Translator::ApplyF32ResultModifiers(const IR::Operand& operand, IR::F32 value) {
if (operand.omod != 0u) {
float multiplier = 0.5f;