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glasm: Rework control flow introducing a syntax list

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This commit regresses VertexA shaders, their transformation pass has to
be adapted to the new control flow.
This commit is contained in:
ReinUsesLisp 2021-05-14 00:40:54 -03:00 • committed by ameerj
parent 7ff5851608
commit d54d7de40e
33 changed files with 437 additions and 505 deletions
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4
src/shader_recompiler/ir_opt/ssa_rewrite_pass.cpp
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@ -202,7 +202,7 @@ public:
incomplete_phis[block].insert_or_assign(variable, phi);
stack.back().result = IR::Value{&*phi};
} else if (const std::span imm_preds{block->ImmediatePredecessors()};
} else if (const std::span imm_preds = block->ImmPredecessors();
imm_preds.size() == 1) {
// Optimize the common case of one predecessor: no phi needed
stack.back().pc = Status::SetValue;
@ -257,7 +257,7 @@ public:
private:
template <typename Type>
IR::Value AddPhiOperands(Type variable, IR::Inst& phi, IR::Block* block) {
for (IR::Block* const imm_pred : block->ImmediatePredecessors()) {
for (IR::Block* const imm_pred : block->ImmPredecessors()) {
phi.AddPhiOperand(imm_pred, ReadVariable(variable, imm_pred));
}
return TryRemoveTrivialPhi(phi, block, UndefOpcode(variable));