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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/201896">201896</a></dd>
<dt>Author</dt> <dd>mark.lam@apple.com</dd>
<dt>Date</dt> <dd>2016-06-09 17:42:19 -0700 (Thu, 09 Jun 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Make some methods const.
https://bugs.webkit.org/show_bug.cgi?id=158594

Reviewed by Benjamin Poulain.

* bytecode/CodeBlock.cpp:
(JSC::CodeBlock::columnNumberForBytecodeOffset):
(JSC::CodeBlock::expressionRangeForBytecodeOffset):
* bytecode/CodeBlock.h:
* bytecode/ExpressionRangeInfo.h:
(JSC::ExpressionRangeInfo::encodeFatColumnMode):
(JSC::ExpressionRangeInfo::decodeFatLineMode):
(JSC::ExpressionRangeInfo::decodeFatColumnMode):
* bytecode/UnlinkedCodeBlock.cpp:
(JSC::UnlinkedCodeBlock::lineNumberForBytecodeOffset):
(JSC::UnlinkedCodeBlock::getLineAndColumn):
(JSC::UnlinkedCodeBlock::expressionRangeForBytecodeOffset):
* bytecode/UnlinkedCodeBlock.h:
(JSC::UnlinkedCodeBlock::createRareDataIfNecessary):
* interpreter/Interpreter.cpp:
(JSC::Interpreter::isOpcode):
(JSC::StackFrame::computeLineAndColumn):
(JSC::StackFrame::toString):
* interpreter/Interpreter.h:
(JSC::StackFrame::isNative):</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceJavaScriptCoreChangeLog">trunk/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#trunkSourceJavaScriptCorebytecodeCodeBlockcpp">trunk/Source/JavaScriptCore/bytecode/CodeBlock.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCorebytecodeCodeBlockh">trunk/Source/JavaScriptCore/bytecode/CodeBlock.h</a></li>
<li><a href="#trunkSourceJavaScriptCorebytecodeExpressionRangeInfoh">trunk/Source/JavaScriptCore/bytecode/ExpressionRangeInfo.h</a></li>
<li><a href="#trunkSourceJavaScriptCorebytecodeUnlinkedCodeBlockcpp">trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCorebytecodeUnlinkedCodeBlockh">trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.h</a></li>
<li><a href="#trunkSourceJavaScriptCoreinterpreterInterpretercpp">trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCoreinterpreterInterpreterh">trunk/Source/JavaScriptCore/interpreter/Interpreter.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/ChangeLog (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/ChangeLog        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/ChangeLog        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -1,3 +1,31 @@
</span><ins>+2016-06-09  Mark Lam  &lt;mark.lam@apple.com&gt;
+
+        Make some methods const.
+        https://bugs.webkit.org/show_bug.cgi?id=158594
+
+        Reviewed by Benjamin Poulain.
+
+        * bytecode/CodeBlock.cpp:
+        (JSC::CodeBlock::columnNumberForBytecodeOffset):
+        (JSC::CodeBlock::expressionRangeForBytecodeOffset):
+        * bytecode/CodeBlock.h:
+        * bytecode/ExpressionRangeInfo.h:
+        (JSC::ExpressionRangeInfo::encodeFatColumnMode):
+        (JSC::ExpressionRangeInfo::decodeFatLineMode):
+        (JSC::ExpressionRangeInfo::decodeFatColumnMode):
+        * bytecode/UnlinkedCodeBlock.cpp:
+        (JSC::UnlinkedCodeBlock::lineNumberForBytecodeOffset):
+        (JSC::UnlinkedCodeBlock::getLineAndColumn):
+        (JSC::UnlinkedCodeBlock::expressionRangeForBytecodeOffset):
+        * bytecode/UnlinkedCodeBlock.h:
+        (JSC::UnlinkedCodeBlock::createRareDataIfNecessary):
+        * interpreter/Interpreter.cpp:
+        (JSC::Interpreter::isOpcode):
+        (JSC::StackFrame::computeLineAndColumn):
+        (JSC::StackFrame::toString):
+        * interpreter/Interpreter.h:
+        (JSC::StackFrame::isNative):
+
</ins><span class="cx"> 2016-06-09  Michael Saboff  &lt;msaboff@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         ES6: Reusing function name as a parameter name shouldn't throw Syntax Error
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorebytecodeCodeBlockcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/bytecode/CodeBlock.cpp (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/bytecode/CodeBlock.cpp        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/bytecode/CodeBlock.cpp        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -3176,7 +3176,7 @@
</span><span class="cx">     return column;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void CodeBlock::expressionRangeForBytecodeOffset(unsigned bytecodeOffset, int&amp; divot, int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column)
</del><ins>+void CodeBlock::expressionRangeForBytecodeOffset(unsigned bytecodeOffset, int&amp; divot, int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column) const
</ins><span class="cx"> {
</span><span class="cx">     m_unlinkedCode-&gt;expressionRangeForBytecodeOffset(bytecodeOffset, divot, startOffset, endOffset, line, column);
</span><span class="cx">     divot += m_sourceOffset;
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorebytecodeCodeBlockh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/bytecode/CodeBlock.h (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/bytecode/CodeBlock.h        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/bytecode/CodeBlock.h        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -230,7 +230,7 @@
</span><span class="cx">     unsigned lineNumberForBytecodeOffset(unsigned bytecodeOffset);
</span><span class="cx">     unsigned columnNumberForBytecodeOffset(unsigned bytecodeOffset);
</span><span class="cx">     void expressionRangeForBytecodeOffset(unsigned bytecodeOffset, int&amp; divot,
</span><del>-                                          int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column);
</del><ins>+        int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column) const;
</ins><span class="cx"> 
</span><span class="cx">     Optional&lt;unsigned&gt; bytecodeOffsetFromCallSiteIndex(CallSiteIndex);
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorebytecodeExpressionRangeInfoh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/bytecode/ExpressionRangeInfo.h (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/bytecode/ExpressionRangeInfo.h        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/bytecode/ExpressionRangeInfo.h        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2012, 2013 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2012-2013, 2016 Apple Inc. All rights reserved.
</ins><span class="cx">  *
</span><span class="cx">  * Redistribution and use in source and binary forms, with or without
</span><span class="cx">  * modification, are permitted provided that the following conditions
</span><span class="lines">@@ -86,13 +86,13 @@
</span><span class="cx">         position = ((line &amp; FatColumnModeLineMask) &lt;&lt; FatColumnModeLineShift | (column &amp; FatColumnModeColumnMask));
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    void decodeFatLineMode(unsigned&amp; line, unsigned&amp; column)
</del><ins>+    void decodeFatLineMode(unsigned&amp; line, unsigned&amp; column) const
</ins><span class="cx">     {
</span><span class="cx">         line = (position &gt;&gt; FatLineModeLineShift) &amp; FatLineModeLineMask;
</span><span class="cx">         column = position &amp; FatLineModeColumnMask;
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    void decodeFatColumnMode(unsigned&amp; line, unsigned&amp; column)
</del><ins>+    void decodeFatColumnMode(unsigned&amp; line, unsigned&amp; column) const
</ins><span class="cx">     {
</span><span class="cx">         line = (position &gt;&gt; FatColumnModeLineShift) &amp; FatColumnModeLineMask;
</span><span class="cx">         column = position &amp; FatColumnModeColumnMask;
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorebytecodeUnlinkedCodeBlockcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.cpp (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.cpp        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.cpp        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2012, 2013, 2015 Apple Inc. All Rights Reserved.
</del><ins>+ * Copyright (C) 2012-2013, 2015-2016 Apple Inc. All Rights Reserved.
</ins><span class="cx">  *
</span><span class="cx">  * Redistribution and use in source and binary forms, with or without
</span><span class="cx">  * modification, are permitted provided that the following conditions
</span><span class="lines">@@ -128,8 +128,8 @@
</span><span class="cx">     return line;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-inline void UnlinkedCodeBlock::getLineAndColumn(ExpressionRangeInfo&amp; info,
-    unsigned&amp; line, unsigned&amp; column)
</del><ins>+inline void UnlinkedCodeBlock::getLineAndColumn(const ExpressionRangeInfo&amp; info,
+    unsigned&amp; line, unsigned&amp; column) const
</ins><span class="cx"> {
</span><span class="cx">     switch (info.mode) {
</span><span class="cx">     case ExpressionRangeInfo::FatLineMode:
</span><span class="lines">@@ -185,7 +185,7 @@
</span><span class="cx"> #endif
</span><span class="cx"> 
</span><span class="cx"> void UnlinkedCodeBlock::expressionRangeForBytecodeOffset(unsigned bytecodeOffset,
</span><del>-    int&amp; divot, int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column)
</del><ins>+    int&amp; divot, int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column) const
</ins><span class="cx"> {
</span><span class="cx">     ASSERT(bytecodeOffset &lt; instructions().count());
</span><span class="cx"> 
</span><span class="lines">@@ -198,7 +198,7 @@
</span><span class="cx">         return;
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    Vector&lt;ExpressionRangeInfo&gt;&amp; expressionInfo = m_expressionInfo;
</del><ins>+    const Vector&lt;ExpressionRangeInfo&gt;&amp; expressionInfo = m_expressionInfo;
</ins><span class="cx"> 
</span><span class="cx">     int low = 0;
</span><span class="cx">     int high = expressionInfo.size();
</span><span class="lines">@@ -213,7 +213,7 @@
</span><span class="cx">     if (!low)
</span><span class="cx">         low = 1;
</span><span class="cx"> 
</span><del>-    ExpressionRangeInfo&amp; info = expressionInfo[low - 1];
</del><ins>+    const ExpressionRangeInfo&amp; info = expressionInfo[low - 1];
</ins><span class="cx">     startOffset = info.startOffset;
</span><span class="cx">     endOffset = info.endOffset;
</span><span class="cx">     divot = info.divotPoint;
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorebytecodeUnlinkedCodeBlockh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.h (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.h        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/bytecode/UnlinkedCodeBlock.h        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2012-2015 Apple Inc. All Rights Reserved.
</del><ins>+ * Copyright (C) 2012-2016 Apple Inc. All Rights Reserved.
</ins><span class="cx">  *
</span><span class="cx">  * Redistribution and use in source and binary forms, with or without
</span><span class="cx">  * modification, are permitted provided that the following conditions
</span><span class="lines">@@ -325,7 +325,7 @@
</span><span class="cx">     int lineNumberForBytecodeOffset(unsigned bytecodeOffset);
</span><span class="cx"> 
</span><span class="cx">     void expressionRangeForBytecodeOffset(unsigned bytecodeOffset, int&amp; divot,
</span><del>-        int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column);
</del><ins>+        int&amp; startOffset, int&amp; endOffset, unsigned&amp; line, unsigned&amp; column) const;
</ins><span class="cx"> 
</span><span class="cx">     bool typeProfilerExpressionInfoForBytecodeOffset(unsigned bytecodeOffset, unsigned&amp; startDivot, unsigned&amp; endDivot);
</span><span class="cx"> 
</span><span class="lines">@@ -387,7 +387,7 @@
</span><span class="cx">             m_rareData = std::make_unique&lt;RareData&gt;();
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    void getLineAndColumn(ExpressionRangeInfo&amp;, unsigned&amp; line, unsigned&amp; column);
</del><ins>+    void getLineAndColumn(const ExpressionRangeInfo&amp;, unsigned&amp; line, unsigned&amp; column) const;
</ins><span class="cx"> 
</span><span class="cx">     int m_numParameters;
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreinterpreterInterpretercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -444,7 +444,7 @@
</span><span class="cx"> #endif
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void StackFrame::computeLineAndColumn(unsigned&amp; line, unsigned&amp; column)
</del><ins>+void StackFrame::computeLineAndColumn(unsigned&amp; line, unsigned&amp; column) const
</ins><span class="cx"> {
</span><span class="cx">     if (!codeBlock) {
</span><span class="cx">         line = 0;
</span><span class="lines">@@ -462,7 +462,7 @@
</span><span class="cx">         line = executable-&gt;overrideLineNumber();
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-String StackFrame::toString(VM&amp; vm)
</del><ins>+String StackFrame::toString(VM&amp; vm) const
</ins><span class="cx"> {
</span><span class="cx">     StringBuilder traceBuild;
</span><span class="cx">     String functionName = this-&gt;functionName(vm);
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreinterpreterInterpreterh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/interpreter/Interpreter.h (201895 => 201896)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/interpreter/Interpreter.h        2016-06-10 00:21:16 UTC (rev 201895)
+++ trunk/Source/JavaScriptCore/interpreter/Interpreter.h        2016-06-10 00:42:19 UTC (rev 201896)
</span><span class="lines">@@ -90,11 +90,11 @@
</span><span class="cx"> 
</span><span class="cx">         bool isNative() const { return !codeBlock; }
</span><span class="cx"> 
</span><del>-        void computeLineAndColumn(unsigned&amp; line, unsigned&amp; column);
</del><ins>+        void computeLineAndColumn(unsigned&amp; line, unsigned&amp; column) const;
</ins><span class="cx">         String functionName(VM&amp;) const;
</span><span class="cx">         intptr_t sourceID() const;
</span><span class="cx">         String sourceURL() const;
</span><del>-        String toString(VM&amp;);
</del><ins>+        String toString(VM&amp;) const;
</ins><span class="cx">     };
</span><span class="cx"> 
</span><span class="cx">     class SuspendExceptionScope {
</span></span></pre>
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