Changeset 43216 in webkit for trunk/JavaScriptCore/jsc.cpp

Timestamp:

May 5, 2009, 1:58:17 AM (16 years ago)

Author:

[email protected]

Message:

2009-05-05 Gavin Barraclough <​[email protected]>

Reviewed by Oliver Hunt.

For convenience, let the sampling flags tool clear multiple flags at once.

• jsc.cpp: (GlobalObject::GlobalObject): (functionSetSamplingFlags): (functionClearSamplingFlags):

File:

• trunk/JavaScriptCore/jsc.cpp (modified) (3 diffs)

trunk/JavaScriptCore/jsc.cpp

@@ -79 +79 @@
 
 #if ENABLE(SAMPLING_FLAGS)
-static JSValue functionSetSamplingFlag(ExecState*, JSObject*, JSValue, const ArgList&);
-static JSValue functionClearSamplingFlag(ExecState*, JSObject*, JSValue, const ArgList&);
+static JSValue functionSetSamplingFlags(ExecState*, JSObject*, JSValue, const ArgList&);
+static JSValue functionClearSamplingFlags(ExecState*, JSObject*, JSValue, const ArgList&);
 #endif
 
@@ -187 +187 @@
 
 #if ENABLE(SAMPLING_FLAGS)
-    putDirectFunction(globalExec(), new (globalExec()) PrototypeFunction(globalExec(), prototypeFunctionStructure(), 1, Identifier(globalExec(), "setSamplingFlag"), functionSetSamplingFlag));
-    putDirectFunction(globalExec(), new (globalExec()) PrototypeFunction(globalExec(), prototypeFunctionStructure(), 1, Identifier(globalExec(), "clearSamplingFlag"), functionClearSamplingFlag));
+    putDirectFunction(globalExec(), new (globalExec()) PrototypeFunction(globalExec(), prototypeFunctionStructure(), 1, Identifier(globalExec(), "setSamplingFlags"), functionSetSamplingFlags));
+    putDirectFunction(globalExec(), new (globalExec()) PrototypeFunction(globalExec(), prototypeFunctionStructure(), 1, Identifier(globalExec(), "clearSamplingFlags"), functionClearSamplingFlags));
 #endif
 
@@ -263 +263 @@
 
 #if ENABLE(SAMPLING_FLAGS)
-JSValue functionSetSamplingFlag(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
-    unsigned flag = static_cast<unsigned>(args.at(0).toNumber(exec));
-
-    // Sanitize the input into the range 1..32.
-    if (flag > 32)
-        flag &= 31;
-    if (!flag)
-        flag = 32;
-
-    SamplingFlags::setFlag(flag);
-
+JSValue functionSetSamplingFlags(ExecState* exec, JSObject*, JSValue, const ArgList& args)
+{
+    for (unsigned i = 0; i < args.size(); ++i) {
+        unsigned flag = static_cast<unsigned>(args.at(i).toNumber(exec));
+        if ((flag >= 1) && (flag <= 32))
+            SamplingFlags::setFlag(flag);
+    }
     return jsNull();
 }
 
-JSValue functionClearSamplingFlag(ExecState* exec, JSObject*, JSValue, const ArgList& args)
-{
-    unsigned flag = static_cast<unsigned>(args.at(0).toNumber(exec));
-
-    // Sanitize the input into the range 1..32.
-    if (flag > 32)
-        flag &= 31;
-    if (!flag)
-        flag = 32;
-
-    SamplingFlags::clearFlag(flag);
-
+JSValue functionClearSamplingFlags(ExecState* exec, JSObject*, JSValue, const ArgList& args)
+{
+    for (unsigned i = 0; i < args.size(); ++i) {
+        unsigned flag = static_cast<unsigned>(args.at(i).toNumber(exec));
+        if ((flag >= 1) && (flag <= 32))
+            SamplingFlags::clearFlag(flag);
+    }
     return jsNull();
 }