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Unified Diff: src/ia32/full-codegen-ia32.cc

Issue 3117006: Handle overwriting valueOf on String objects correctly when adding... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 10 years, 4 months ago
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Index: src/ia32/full-codegen-ia32.cc
===================================================================
--- src/ia32/full-codegen-ia32.cc (revision 5232)
+++ src/ia32/full-codegen-ia32.cc (working copy)
@@ -2054,6 +2054,25 @@
}
+void FullCodeGenerator::EmitIsStringWrapperSafeForDefaultValueOf(
+ ZoneList<Expression*>* args) {
+ ASSERT(args->length() == 1);
+
+ VisitForValue(args->at(0), kAccumulator);
+
+ Label materialize_true, materialize_false;
+ Label* if_true = NULL;
+ Label* if_false = NULL;
+ PrepareTest(&materialize_true, &materialize_false, &if_true, &if_false);
+
+ // Just indicate false, as %_IsStringWrapperSafeForDefaultValueOf() is only
+ // used in a few functions in runtime.js which should not normally be hit by
+ // this compiler.
+ __ jmp(if_false);
+ Apply(context_, if_true, if_false);
+}
+
+
void FullCodeGenerator::EmitIsFunction(ZoneList<Expression*>* args) {
ASSERT(args->length() == 1);
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