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ShaderCache: Order Phi Arguments from farthest away to nearest.

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This commit is contained in:
Fernando Sahmkow 2021-10-31 17:46:46 +01:00
parent c47ff70bd5
commit c9bee9e96e
5 changed files with 37 additions and 0 deletions
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11
src/shader_recompiler/frontend/ir/microinstruction.cpp
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@ -6,6 +6,7 @@
#include <memory>
#include "shader_recompiler/exception.h"
#include "shader_recompiler/frontend/ir/basic_block.h"
#include "shader_recompiler/frontend/ir/type.h"
#include "shader_recompiler/frontend/ir/value.h"
@ -291,6 +292,16 @@ void Inst::AddPhiOperand(Block* predecessor, const Value& value) {
phi_args.emplace_back(predecessor, value);
}
void Inst::OrderPhiArgs() {
if (op != Opcode::Phi) {
throw LogicError("{} is not a Phi instruction", op);
}
std::sort(phi_args.begin(), phi_args.end(),
[](const std::pair<Block*, Value>& a, const std::pair<Block*, Value>& b) {
return a.first->GetOrder() < b.first->GetOrder();
});
}
void Inst::Invalidate() {
ClearArgs();
ReplaceOpcode(Opcode::Void);