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Introduce LiteralRematerializer and thus simplify StructuralSimplifier.

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chriseth
2019-09-11 19:50:24 +02:00
parent a064e0fc97
commit fcfe829534
10 changed files with 152 additions and 145 deletions
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libyul/optimiser/Suite.cpp
+6 -3
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@@ -91,7 +91,8 @@ void OptimiserSuite::run(
UnusedPruner::runUntilStabilisedOnFullAST(_dialect, ast, reservedIdentifiers);
BlockFlattener{}(ast);
ControlFlowSimplifier{_dialect}(ast);
StructuralSimplifier{_dialect}(ast);
LiteralRematerialiser{_dialect}(ast);
StructuralSimplifier{}(ast);
ControlFlowSimplifier{_dialect}(ast);
BlockFlattener{}(ast);
@@ -125,7 +126,8 @@ void OptimiserSuite::run(
{
// still in SSA, perform structural simplification
ControlFlowSimplifier{_dialect}(ast);
StructuralSimplifier{_dialect}(ast);
LiteralRematerialiser{_dialect}(ast);
StructuralSimplifier{}(ast);
ControlFlowSimplifier{_dialect}(ast);
BlockFlattener{}(ast);
DeadCodeEliminator{_dialect}(ast);
@@ -182,7 +184,8 @@ void OptimiserSuite::run(
RedundantAssignEliminator::run(_dialect, ast);
LoadResolver::run(_dialect, ast);
ExpressionSimplifier::run(_dialect, ast);
StructuralSimplifier{_dialect}(ast);
LiteralRematerialiser{_dialect}(ast);
StructuralSimplifier{}(ast);
BlockFlattener{}(ast);
DeadCodeEliminator{_dialect}(ast);
ControlFlowSimplifier{_dialect}(ast);