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

Issue 6928020: Faster string equals in generated code. (Closed)
Patch Set: Created 9 years, 8 months ago
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Index: src/x64/code-stubs-x64.h
diff --git a/src/x64/code-stubs-x64.h b/src/x64/code-stubs-x64.h
index 5398452e09614df64acdaa155eafd0752becad55..0ee10b5f4b3dc172ee891ed61e7e764c6b3fa3e8 100644
--- a/src/x64/code-stubs-x64.h
+++ b/src/x64/code-stubs-x64.h
@@ -364,10 +364,9 @@ class SubStringStub: public CodeStub {
class StringCompareStub: public CodeStub {
public:
- explicit StringCompareStub() {}
+ StringCompareStub() {}
- // Compare two flat ascii strings and returns result in rax after popping two
- // arguments from the stack.
+ // Compares two flat ASCII strings and returns result in rax.
static void GenerateCompareFlatAsciiStrings(MacroAssembler* masm,
Register left,
Register right,
@@ -376,6 +375,14 @@ class StringCompareStub: public CodeStub {
Register scratch3,
Register scratch4);
+ // Compares two flat ASCII strings for equality and returns result
+ // in rax.
+ static void GenerateFlatAsciiStringEquals(MacroAssembler* masm,
+ Register left,
+ Register right,
+ Register scratch1,
+ Register scratch2);
+
private:
Major MajorKey() { return StringCompare; }
int MinorKey() { return 0; }

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