src/ast.cc - Issue 8373029: [hydrogen] optimize switch with string clauses

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Unified Diff: src/ast.cc

Issue 8373029: [hydrogen] optimize switch with string clauses (Closed) Base URL: gh:v8/v8@master

Patch Set: fix lint errors, improved test Created 9 years, 1 month ago

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Index: src/ast.cc

diff --git a/src/ast.cc b/src/ast.cc

index 1429e2a437714408956b659ddebc41e4b462d629..91f4d9aabd750a9beb9ae85d2c5784a7f4d5d38c 100644

--- a/src/ast.cc

+++ b/src/ast.cc

@@ -710,6 +710,10 @@ void CaseClause::RecordTypeFeedback(TypeFeedbackOracle* oracle) {

TypeInfo info = oracle->SwitchType(this);

if (info.IsSmi()) {

compare_type_ = SMI_ONLY;

+ } else if (info.IsSymbol()) {

+ compare_type_ = SYMBOL_ONLY;

+ } else if (info.IsNonSymbol()) {

+ compare_type_ = STRING_ONLY;

} else if (info.IsNonPrimitive()) {

compare_type_ = OBJECT_ONLY;

} else {

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