Changeset 35237 in webkit for trunk/JavaScriptCore/VM/Machine.cpp

Timestamp:

Jul 18, 2008, 2:25:27 PM (17 years ago)

Author:

[email protected]

Message:

2008-07-18 Geoffrey Garen <​[email protected]>

Reviewed by Oliver Hunt.

Optimized <= for immediate number cases.

SunSpider reports no overall change, but a 10% speedup on access-nsieve.

File:

• trunk/JavaScriptCore/VM/Machine.cpp (modified) (1 diff)

trunk/JavaScriptCore/VM/Machine.cpp

@@ -112 +112 @@
 static inline bool jsLessEq(ExecState* exec, JSValue* v1, JSValue* v2)
 {
+    if (JSImmediate::areBothImmediateNumbers(v1, v2))
+        return JSImmediate::getTruncatedInt32(v1) <= JSImmediate::getTruncatedInt32(v2);
+
     double n1;
     double n2;