Changeset 133493 in webkit for trunk/Source/JavaScriptCore/runtime/ExceptionHelpers.cpp

Timestamp:

Nov 5, 2012, 10:15:23 AM (13 years ago)

Author:

[email protected]

Message:

Reduce the verbosity of referring to QNaN in JavaScriptCore
​https://bugs.webkit.org/show_bug.cgi?id=101174

Reviewed by Geoffrey Garen.

Introduces a #define QNaN in JSValue.h, and replaces all previous uses of
std::numeric_limits<double>::quiet_NaN() with QNaN.

• API/JSValueRef.cpp:

(JSValueMakeNumber):
(JSValueToNumber):

• dfg/DFGSpeculativeJIT.cpp:

(JSC::DFG::SpeculativeJIT::compileGetByValOnFloatTypedArray):

• jit/JITPropertyAccess.cpp:

(JSC::JIT::emitFloatTypedArrayGetByVal):

• runtime/CachedTranscendentalFunction.h:

(JSC::CachedTranscendentalFunction::initialize):

• runtime/DateConstructor.cpp:

(JSC::constructDate):

• runtime/DateInstanceCache.h:

(JSC::DateInstanceData::DateInstanceData):
(JSC::DateInstanceCache::reset):

• runtime/ExceptionHelpers.cpp:

(JSC::InterruptedExecutionError::defaultValue):
(JSC::TerminatedExecutionError::defaultValue):

• runtime/JSCell.h:

(JSC::JSValue::getPrimitiveNumber):

• runtime/JSDateMath.cpp:

(JSC::parseDateFromNullTerminatedCharacters):

• runtime/JSGlobalData.cpp:

(JSC::JSGlobalData::JSGlobalData):
(JSC::JSGlobalData::resetDateCache):

• runtime/JSGlobalObjectFunctions.cpp:

(JSC::parseInt):
(JSC::jsStrDecimalLiteral):
(JSC::toDouble):
(JSC::jsToNumber):
(JSC::parseFloat):

• runtime/JSValue.cpp:

(JSC::JSValue::toNumberSlowCase):

• runtime/JSValue.h:

(JSC):

• runtime/JSValueInlineMethods.h:

(JSC::jsNaN):

• runtime/MathObject.cpp:

(JSC::mathProtoFuncMax):
(JSC::mathProtoFuncMin):

File:

• trunk/Source/JavaScriptCore/runtime/ExceptionHelpers.cpp (modified) (2 diffs)

trunk/Source/JavaScriptCore/runtime/ExceptionHelpers.cpp

@@ -49 +49 @@
     if (hint == PreferString)
         return jsNontrivialString(exec, String(ASCIILiteral("JavaScript execution exceeded timeout.")));
-    return JSValue(std::numeric_limits<double>::quiet_NaN());
+    return JSValue(QNaN);
 }
 
@@ -76 +76 @@
     if (hint == PreferString)
         return jsNontrivialString(exec, String(ASCIILiteral("JavaScript execution terminated.")));
-    return JSValue(std::numeric_limits<double>::quiet_NaN());
+    return JSValue(QNaN);
 }