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refactor(shader): compact paired 64-bit lowering

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This commit is contained in:
nmzik
2026-08-19 10:22:31 +02:00
parent 8063822243
commit 6e9f162bd4
19 changed files with 673 additions and 461 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterAluHelpers.cpp
-19
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@@ -83,25 +83,6 @@ uint32_t EmitAndConstant(EmitterState& state, uint32_t value, uint32_t mask) {
return ret;
}
AddCarryResult EmitAddCarryValues(EmitterState& state, uint32_t lhs, uint32_t rhs,
uint32_t carry_in) {
const auto pair0 = state.builder.AllocateId();
const auto sum0 = state.builder.AllocateId();
const auto carry0 = state.builder.AllocateId();
const auto pair1 = state.builder.AllocateId();
const auto sum1 = state.builder.AllocateId();
const auto carry1 = state.builder.AllocateId();
const auto carry = state.builder.AllocateId();
state.builder.AddFunction({OpIAddCarry, TypeU32Pair(state), pair0, lhs, rhs});
state.builder.AddFunction({OpCompositeExtract, TypeU32(state), sum0, pair0, 0});
state.builder.AddFunction({OpCompositeExtract, TypeU32(state), carry0, pair0, 1});
state.builder.AddFunction({OpIAddCarry, TypeU32Pair(state), pair1, sum0, carry_in});
state.builder.AddFunction({OpCompositeExtract, TypeU32(state), sum1, pair1, 0});
state.builder.AddFunction({OpCompositeExtract, TypeU32(state), carry1, pair1, 1});
state.builder.AddFunction({OpBitwiseOr, TypeU32(state), carry, carry0, carry1});
return {sum1, carry};
}
uint32_t EmitShiftRightConstant(EmitterState& state, uint32_t value, uint32_t shift) {
const auto ret = state.builder.AllocateId();
state.builder.AddFunction(