src/x64/stub-cache-x64.cc - Issue 8240007: Fixing bug caused by missing smi-tag.

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Unified Diff: src/x64/stub-cache-x64.cc

Issue 8240007: Fixing bug caused by missing smi-tag. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 9 years, 2 months ago

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Index: src/x64/stub-cache-x64.cc

diff --git a/src/x64/stub-cache-x64.cc b/src/x64/stub-cache-x64.cc

index 103b8df37618a5a3d90d00b558647b22aec25793..c4b2672f6065d45569d2e534ee92ca5445b2c786 100644

--- a/src/x64/stub-cache-x64.cc

+++ b/src/x64/stub-cache-x64.cc

@@ -3799,6 +3799,8 @@ void KeyedStoreStubCompiler::GenerateStoreFastDoubleElement(

__ jmp(ic_force_generic, RelocInfo::CODE_TARGET);

__ bind(&transition_elements_kind);

+ // Restore smi-tagging of rcx.

+ __ Integer32ToSmi(rcx, rcx);

Handle<Code> ic_miss = masm->isolate()->builtins()->KeyedStoreIC_Miss();

__ jmp(ic_miss, RelocInfo::CODE_TARGET);

}

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