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Improve optimization of unused methods that were inlined on every usage

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This commit is contained in:
Alexey Andreev 2020-02-28 14:42:51 +03:00
parent aefdee2507
commit 2f95045345
2 changed files with 14 additions and 2 deletions
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2
core/src/main/java/org/teavm/ast/optimization/ExpressionSideEffectDecomposer.java
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@ -36,7 +36,7 @@ public class ExpressionSideEffectDecomposer extends RecursiveVisitor {
public void visit(ConditionalExpr expr) {
ConditionalStatement statement = new ConditionalStatement();
statement.setCondition(expr.getCondition());
expr.getCondition().acceptVisitor(new ExpressionSideEffectDecomposer(statement.getConsequent()));
expr.getConsequent().acceptVisitor(new ExpressionSideEffectDecomposer(statement.getConsequent()));
expr.getAlternative().acceptVisitor(new ExpressionSideEffectDecomposer(statement.getAlternative()));
target.add(statement);
}

14
core/src/main/java/org/teavm/dependency/VirtualCallConsumer.java
View File

@ -29,6 +29,8 @@ class VirtualCallConsumer implements DependencyConsumer {
private final BitSet knownTypes = new BitSet();
private DependencyGraphBuilder.ExceptionConsumer exceptionConsumer;
private DependencyTypeFilter filter;
private boolean isPolymorphic;
private MethodDependency monomorphicCall;
VirtualCallConsumer(DependencyNode node, String filterClass,
MethodDescriptor methodDesc, DependencyAnalyzer analyzer, DependencyNode[] parameters,
@ -67,7 +69,17 @@ class VirtualCallConsumer implements DependencyConsumer {
MethodDependency methodDep = analyzer.linkMethod(className, methodDesc);
methodDep.addLocation(location);
if (!methodDep.isMissing()) {
methodDep.use();
methodDep.use(false);
if (isPolymorphic) {
methodDep.external = true;
} else if (monomorphicCall == null) {
monomorphicCall = methodDep;
} else {
monomorphicCall.external = true;
monomorphicCall = null;
methodDep.external = true;
isPolymorphic = true;
}
DependencyNode[] targetParams = methodDep.getVariables();
if (parameters[0] != null && targetParams[0] != null) {
parameters[0].connect(targetParams[0],