[SCM] WebKit Debian packaging branch, debian/experimental, updated. upstream/1.3.3-9427-gc2be6fc

[loki at webkit.org]

The following commit has been merged in the debian/experimental branch:
commit 0ca9a57268bde1d0339cffd9c04a54d61d248bb3
Author: loki at webkit.org <loki at webkit.org@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Date:   Wed Nov 3 08:21:58 2010 +0000

    2010-11-03  Gabor Loki  <loki at webkit.org>
    
            Reviewed by Geoffrey Garen.
    
            Unused class: JSFastMath with JSValue64
            https://bugs.webkit.org/show_bug.cgi?id=48835
    
            Remove unused JSFastMath class.
    
            * runtime/JSImmediate.h:
    
    git-svn-id: http://svn.webkit.org/repository/webkit/trunk@71220 268f45cc-cd09-0410-ab3c-d52691b4dbfc

diff --git a/JavaScriptCore/ChangeLog b/JavaScriptCore/ChangeLog
index 7431e02..121edd9 100644
--- a/JavaScriptCore/ChangeLog
+++ b/JavaScriptCore/ChangeLog
@@ -1,3 +1,14 @@
+2010-11-03  Gabor Loki  <loki at webkit.org>
+
+        Reviewed by Geoffrey Garen.
+
+        Unused class: JSFastMath with JSValue64
+        https://bugs.webkit.org/show_bug.cgi?id=48835
+
+        Remove unused JSFastMath class.
+
+        * runtime/JSImmediate.h:
+
 2010-11-02  Adam Roben  <aroben at apple.com>
 
         Windows build fix after r71127
diff --git a/JavaScriptCore/runtime/JSImmediate.h b/JavaScriptCore/runtime/JSImmediate.h
index ffa446e..68ba75c 100644
--- a/JavaScriptCore/runtime/JSImmediate.h
+++ b/JavaScriptCore/runtime/JSImmediate.h
@@ -39,7 +39,6 @@ namespace JSC {
 
     class ExecState;
     class JSCell;
-    class JSFastMath;
     class JSGlobalData;
     class JSObject;
     class UString;
@@ -133,7 +132,6 @@ namespace JSC {
     private:
         friend class JIT;
         friend class JSValue;
-        friend class JSFastMath;
         friend class JSInterfaceJIT;
         friend class SpecializedThunkJIT;
         friend JSValue jsNumber(ExecState* exec, double d);
@@ -563,98 +561,6 @@ namespace JSC {
         return JSImmediate::getTruncatedUInt32(asValue());
     }
 
-    class JSFastMath {
-    public:
-        static ALWAYS_INLINE bool canDoFastBitwiseOperations(JSValue v1, JSValue v2)
-        {
-            return JSImmediate::areBothImmediateIntegerNumbers(v1, v2);
-        }
-
-        static ALWAYS_INLINE JSValue equal(JSValue v1, JSValue v2)
-        {
-            ASSERT(canDoFastBitwiseOperations(v1, v2));
-            return jsBoolean(v1 == v2);
-        }
-
-        static ALWAYS_INLINE JSValue notEqual(JSValue v1, JSValue v2)
-        {
-            ASSERT(canDoFastBitwiseOperations(v1, v2));
-            return jsBoolean(v1 != v2);
-        }
-
-        static ALWAYS_INLINE JSValue andImmediateNumbers(JSValue v1, JSValue v2)
-        {
-            ASSERT(canDoFastBitwiseOperations(v1, v2));
-            return JSImmediate::makeValue(JSImmediate::rawValue(v1) & JSImmediate::rawValue(v2));
-        }
-
-        static ALWAYS_INLINE JSValue xorImmediateNumbers(JSValue v1, JSValue v2)
-        {
-            ASSERT(canDoFastBitwiseOperations(v1, v2));
-            return JSImmediate::makeValue((JSImmediate::rawValue(v1) ^ JSImmediate::rawValue(v2)) | JSImmediate::TagTypeNumber);
-        }
-
-        static ALWAYS_INLINE JSValue orImmediateNumbers(JSValue v1, JSValue v2)
-        {
-            ASSERT(canDoFastBitwiseOperations(v1, v2));
-            return JSImmediate::makeValue(JSImmediate::rawValue(v1) | JSImmediate::rawValue(v2));
-        }
-
-        static ALWAYS_INLINE bool canDoFastRshift(JSValue v1, JSValue v2)
-        {
-            return JSImmediate::areBothImmediateIntegerNumbers(v1, v2);
-        }
-
-        static ALWAYS_INLINE bool canDoFastUrshift(JSValue v1, JSValue v2)
-        {
-            return JSImmediate::areBothImmediateIntegerNumbers(v1, v2) && !(JSImmediate::rawValue(v1) & JSImmediate::signBit);
-        }
-
-        static ALWAYS_INLINE JSValue rightShiftImmediateNumbers(JSValue val, JSValue shift)
-        {
-            ASSERT(canDoFastRshift(val, shift) || canDoFastUrshift(val, shift));
-            return JSImmediate::makeValue(static_cast<intptr_t>(static_cast<uint32_t>(static_cast<int32_t>(JSImmediate::rawValue(val)) >> ((JSImmediate::rawValue(shift) >> JSImmediate::IntegerPayloadShift) & 0x1f))) | JSImmediate::TagTypeNumber);
-        }
-
-        static ALWAYS_INLINE bool canDoFastAdditiveOperations(JSValue v)
-        {
-            // Number is non-negative and an operation involving two of these can't overflow.
-            // Checking for allowed negative numbers takes more time than it's worth on SunSpider.
-            return (JSImmediate::rawValue(v) & (JSImmediate::TagTypeNumber + (JSImmediate::signBit | (JSImmediate::signBit >> 1)))) == JSImmediate::TagTypeNumber;
-        }
-
-        static ALWAYS_INLINE bool canDoFastAdditiveOperations(JSValue v1, JSValue v2)
-        {
-            // Number is non-negative and an operation involving two of these can't overflow.
-            // Checking for allowed negative numbers takes more time than it's worth on SunSpider.
-            return canDoFastAdditiveOperations(v1) && canDoFastAdditiveOperations(v2);
-        }
-
-        static ALWAYS_INLINE JSValue addImmediateNumbers(JSValue v1, JSValue v2)
-        {
-            ASSERT(canDoFastAdditiveOperations(v1, v2));
-            return JSImmediate::makeValue(JSImmediate::rawValue(v1) + JSImmediate::rawValue(v2) - JSImmediate::TagTypeNumber);
-        }
-
-        static ALWAYS_INLINE JSValue subImmediateNumbers(JSValue v1, JSValue v2)
-        {
-            ASSERT(canDoFastAdditiveOperations(v1, v2));
-            return JSImmediate::makeValue(JSImmediate::rawValue(v1) - JSImmediate::rawValue(v2) + JSImmediate::TagTypeNumber);
-        }
-
-        static ALWAYS_INLINE JSValue incImmediateNumber(JSValue v)
-        {
-            ASSERT(canDoFastAdditiveOperations(v));
-            return JSImmediate::makeValue(JSImmediate::rawValue(v) + (1 << JSImmediate::IntegerPayloadShift));
-        }
-
-        static ALWAYS_INLINE JSValue decImmediateNumber(JSValue v)
-        {
-            ASSERT(canDoFastAdditiveOperations(v));
-            return JSImmediate::makeValue(JSImmediate::rawValue(v) - (1 << JSImmediate::IntegerPayloadShift));
-        }
-    };
-
 } // namespace JSC
 
 #endif // USE(JSVALUE64)

-- 
WebKit Debian packaging