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shader: Make typed IR

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This commit is contained in:
ReinUsesLisp 2021-02-05 19:19:36 -03:00 • committed by ameerj
parent dc04a50ac2
commit be94ee88d2
19 changed files with 494 additions and 268 deletions
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20
src/shader_recompiler/ir_opt/constant_propagation_pass.cpp
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@ -5,6 +5,7 @@
#include <algorithm>
#include <type_traits>
#include "common/bit_cast.h"
#include "common/bit_util.h"
#include "shader_recompiler/exception.h"
#include "shader_recompiler/frontend/ir/microinstruction.h"
@ -25,6 +26,8 @@ template <typename T>
return value.U1();
} else if constexpr (std::is_same_v<T, u32>) {
return value.U32();
} else if constexpr (std::is_same_v<T, f32>) {
return value.F32();
} else if constexpr (std::is_same_v<T, u64>) {
return value.U64();
}
@ -115,6 +118,19 @@ void FoldLogicalAnd(IR::Inst& inst) {
}
}
template <typename Dest, typename Source>
void FoldBitCast(IR::Inst& inst, IR::Opcode reverse) {
const IR::Value value{inst.Arg(0)};
if (value.IsImmediate()) {
inst.ReplaceUsesWith(IR::Value{Common::BitCast<Dest>(Arg<Source>(value))});
return;
}
IR::Inst* const arg_inst{value.InstRecursive()};
if (value.InstRecursive()->Opcode() == reverse) {
inst.ReplaceUsesWith(arg_inst->Arg(0));
}
}
void ConstantPropagation(IR::Inst& inst) {
switch (inst.Opcode()) {
case IR::Opcode::GetRegister:
@ -123,6 +139,10 @@ void ConstantPropagation(IR::Inst& inst) {
return FoldGetPred(inst);
case IR::Opcode::IAdd32:
return FoldAdd<u32>(inst);
case IR::Opcode::BitCastF32U32:
return FoldBitCast<f32, u32>(inst, IR::Opcode::BitCastU32F32);
case IR::Opcode::BitCastU32F32:
return FoldBitCast<u32, f32>(inst, IR::Opcode::BitCastF32U32);
case IR::Opcode::IAdd64:
return FoldAdd<u64>(inst);
case IR::Opcode::BitFieldUExtract: