src/x64/code-stubs-x64.cc - Issue 61893009: Add initial hydrogenized NewStringAddStub.

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Unified Diff: src/x64/code-stubs-x64.cc

Issue 61893009: Add initial hydrogenized NewStringAddStub. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Add test case for --new-string-add. Created 7 years, 1 month ago

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Index: src/x64/code-stubs-x64.cc

diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc

index 7a7c0a7ed9e35041d124b87e87ab5cd3faa91bc5..0912661d7e3664e042938ca16ed603b732a9302a 100644

--- a/src/x64/code-stubs-x64.cc

+++ b/src/x64/code-stubs-x64.cc

@@ -302,6 +302,17 @@ void ElementsTransitionAndStoreStub::InitializeInterfaceDescriptor(

}

+void NewStringAddStub::InitializeInterfaceDescriptor(

+ Isolate* isolate,

+ CodeStubInterfaceDescriptor* descriptor) {

+ static Register registers[] = { rdx, rax };

+ descriptor->register_param_count_ = 2;

+ descriptor->register_params_ = registers;

+ descriptor->deoptimization_handler_ =

+ Runtime::FunctionForId(Runtime::kStringAdd)->entry;

#define __ ACCESS_MASM(masm)

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