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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/180011">180011</a></dd>
<dt>Author</dt> <dd>bfulgham@apple.com</dd>
<dt>Date</dt> <dd>2015-02-12 14:19:54 -0800 (Thu, 12 Feb 2015)</dd>
</dl>
<h3>Log Message</h3>
<pre>Merge <a href="http://trac.webkit.org/projects/webkit/changeset/179993">r179993</a>. <rdar://problem/19813975>
2015-02-11 Brent Fulgham <bfulgham@apple.com>
[Win] [64-bit] Work around MSVC2013 Runtime Bug
https://bugs.webkit.org/show_bug.cgi?id=141498
<rdar://problem/19803642>
Reviewed by Anders Carlsson.
Disable FMA3 instruction use in the MSVC math library to
work around a VS2013 runtime crash. We can remove this
workaround when we switch to VS2015.
Source/JavaScriptCore:
* API/tests/testapi.c: Call _set_FMA3_enable(0) to disable
FMA3 support.
* JavaScriptCore.vcxproj/JavaScriptCore.vcxproj: Add new files.
* JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters: Ditto.
* JavaScriptCore.vcxproj/JavaScriptCoreDLL.cpp: Added.
* JavaScriptCore.vcxproj/jsc/DLLLauncherMain.cpp: Call _set_FMA3_enable(0)
to disable FMA3 support.
* jsc.cpp: Ditto.
* testRegExp.cpp: Ditto.
Source/WebKit/win:
* WebKitDLL.cpp: Call _set_FMA3_enable(0) to disable FMA3 support.
Source/WTF:
* WTF.vcxproj/WTF.vcxproj: Add new files.
* WTF.vcxproj/WTF.vcxproj.filters: Ditto.
* wtf/win/WTFDLL.cpp: Added.
Tools:
* DumpRenderTree/cg/ImageDiffCG.cpp: Call _set_FMA3_enable(0) to
disable FMA3 support.
* DumpRenderTree/win/DumpRenderTree.cpp: Ditto.
* DumpRenderTree/win/ImageDiffCairo.cpp: Ditto.
* DumpRenderTree/win/TestRunnerWin.cpp: Ditto.
* Scripts/webkitperl/httpd.pm: Ditto.
* TestWebKitAPI/win/main.cpp: Ditto.
* WinLauncher/Common.cpp: Ditto.
* win/DLLLauncher/DLLLauncherMain.cpp: Ditto.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branchessafari6005branchSourceJavaScriptCoreAPIteststestapic">branches/safari-600.5-branch/Source/JavaScriptCore/API/tests/testapi.c</a></li>
<li><a href="#branchessafari6005branchSourceJavaScriptCoreChangeLog">branches/safari-600.5-branch/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#branchessafari6005branchSourceJavaScriptCoreJavaScriptCorevcxprojJavaScriptCorevcxproj">branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj</a></li>
<li><a href="#branchessafari6005branchSourceJavaScriptCoreJavaScriptCorevcxprojJavaScriptCorevcxprojfilters">branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters</a></li>
<li><a href="#branchessafari6005branchSourceJavaScriptCorejsccpp">branches/safari-600.5-branch/Source/JavaScriptCore/jsc.cpp</a></li>
<li><a href="#branchessafari6005branchSourceJavaScriptCoretestRegExpcpp">branches/safari-600.5-branch/Source/JavaScriptCore/testRegExp.cpp</a></li>
<li><a href="#branchessafari6005branchSourceWTFChangeLog">branches/safari-600.5-branch/Source/WTF/ChangeLog</a></li>
<li><a href="#branchessafari6005branchSourceWTFWTFvcxprojWTFvcxproj">branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj</a></li>
<li><a href="#branchessafari6005branchSourceWTFWTFvcxprojWTFvcxprojfilters">branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj.filters</a></li>
<li><a href="#branchessafari6005branchSourceWebKitwinChangeLog">branches/safari-600.5-branch/Source/WebKit/win/ChangeLog</a></li>
<li><a href="#branchessafari6005branchSourceWebKitwinWebKitDLLcpp">branches/safari-600.5-branch/Source/WebKit/win/WebKitDLL.cpp</a></li>
<li><a href="#branchessafari6005branchToolsChangeLog">branches/safari-600.5-branch/Tools/ChangeLog</a></li>
<li><a href="#branchessafari6005branchToolsDumpRenderTreecgImageDiffCGcpp">branches/safari-600.5-branch/Tools/DumpRenderTree/cg/ImageDiffCG.cpp</a></li>
<li><a href="#branchessafari6005branchToolsDumpRenderTreewinDumpRenderTreecpp">branches/safari-600.5-branch/Tools/DumpRenderTree/win/DumpRenderTree.cpp</a></li>
<li><a href="#branchessafari6005branchToolsDumpRenderTreewinImageDiffCairocpp">branches/safari-600.5-branch/Tools/DumpRenderTree/win/ImageDiffCairo.cpp</a></li>
<li><a href="#branchessafari6005branchToolsTestWebKitAPIwinmaincpp">branches/safari-600.5-branch/Tools/TestWebKitAPI/win/main.cpp</a></li>
<li><a href="#branchessafari6005branchToolsWinLauncherCommoncpp">branches/safari-600.5-branch/Tools/WinLauncher/Common.cpp</a></li>
<li><a href="#branchessafari6005branchToolswinDLLLauncherDLLLauncherMaincpp">branches/safari-600.5-branch/Tools/win/DLLLauncher/DLLLauncherMain.cpp</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#branchessafari6005branchSourceWTFwtfwinWTFDLLcpp">branches/safari-600.5-branch/Source/WTF/wtf/win/WTFDLL.cpp</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="branchessafari6005branchSourceJavaScriptCoreAPIteststestapic"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/JavaScriptCore/API/tests/testapi.c (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/JavaScriptCore/API/tests/testapi.c        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/JavaScriptCore/API/tests/testapi.c        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2006 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2006, 2015 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">@@ -1173,6 +1173,15 @@
</span><span class="cx"> int main(int argc, char* argv[])
</span><span class="cx"> {
</span><span class="cx"> #if OS(WINDOWS)
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> // Cygwin calls ::SetErrorMode(SEM_FAILCRITICALERRORS), which we will inherit. This is bad for
</span><span class="cx"> // testing/debugging, as it causes the post-mortem debugger not to be invoked. We reset the
</span><span class="cx"> // error mode here to work around Cygwin's behavior. See <http://webkit.org/b/55222>.
</span></span></pre></div>
<a id="branchessafari6005branchSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/JavaScriptCore/ChangeLog (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/JavaScriptCore/ChangeLog        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/JavaScriptCore/ChangeLog        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,3 +1,29 @@
</span><ins>+2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ Merge r179993. <rdar://problem/19813975>
+
+ 2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ [Win] [64-bit] Work around MSVC2013 Runtime Bug
+ https://bugs.webkit.org/show_bug.cgi?id=141498
+ <rdar://problem/19803642>
+
+ Reviewed by Anders Carlsson.
+
+ Disable FMA3 instruction use in the MSVC math library to
+ work around a VS2013 runtime crash. We can remove this
+ workaround when we switch to VS2015.
+
+ * API/tests/testapi.c: Call _set_FMA3_enable(0) to disable
+ FMA3 support.
+ * JavaScriptCore.vcxproj/JavaScriptCore.vcxproj: Add new files.
+ * JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters: Ditto.
+ * JavaScriptCore.vcxproj/JavaScriptCoreDLL.cpp: Added.
+ * JavaScriptCore.vcxproj/jsc/DLLLauncherMain.cpp: Call _set_FMA3_enable(0)
+ to disable FMA3 support.
+ * jsc.cpp: Ditto.
+ * testRegExp.cpp: Ditto.
+
</ins><span class="cx"> 2015-02-04 Mark Lam <mark.lam@apple.com>
</span><span class="cx">
</span><span class="cx"> Merge r179576, r179648. rdar://problem/19709578
</span></span></pre></div>
<a id="branchessafari6005branchSourceJavaScriptCoreJavaScriptCorevcxprojJavaScriptCorevcxproj"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -799,6 +799,7 @@
</span><span class="cx"> <ClCompile Include="$(ConfigurationBuildDir)\obj$(PlatformArchitecture)\$(ProjectName)\DerivedSources\InspectorJSFrontendDispatchers.cpp" />
</span><span class="cx"> <ClCompile Include="$(ConfigurationBuildDir)\obj$(PlatformArchitecture)\$(ProjectName)\DerivedSources\InspectorJSTypeBuilders.cpp" />
</span><span class="cx"> <ClCompile Include="$(ConfigurationBuildDir)\obj$(PlatformArchitecture)\$(ProjectName)\DerivedSources\JSCBuiltins.cpp" />
</span><ins>+ <ClCompile Include="JavaScriptCoreDLL.cpp" />
</ins><span class="cx"> </ItemGroup>
</span><span class="cx"> <ItemGroup>
</span><span class="cx"> <ClInclude Include="$(ConfigurationBuildDir)\obj$(PlatformArchitecture)\$(ProjectName)\DerivedSources\ArrayConstructor.lut.h" />
</span></span></pre></div>
<a id="branchessafari6005branchSourceJavaScriptCoreJavaScriptCorevcxprojJavaScriptCorevcxprojfilters"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/JavaScriptCore/JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1608,6 +1608,9 @@
</span><span class="cx"> <ClCompile Include="..\runtime\MemoryStatistics.cpp">
</span><span class="cx"> <Filter>runtime</Filter>
</span><span class="cx"> </ClCompile>
</span><ins>+ <ClCompile Include="JavaScriptCoreDLL.cpp">
+ <Filter>API</Filter>
+ </ClCompile>
</ins><span class="cx"> </ItemGroup>
</span><span class="cx"> <ItemGroup>
</span><span class="cx"> <ClInclude Include="..\API\APICallbackFunction.h">
</span></span></pre></div>
<a id="branchessafari6005branchSourceJavaScriptCorejsccpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/JavaScriptCore/jsc.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/JavaScriptCore/jsc.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/JavaScriptCore/jsc.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,6 +1,6 @@
</span><span class="cx"> /*
</span><span class="cx"> * Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
</span><del>- * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2012, 2013 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2012, 2013, 2015 Apple Inc. All rights reserved.
</ins><span class="cx"> * Copyright (C) 2006 Bjoern Graf (bjoern.graf@gmail.com)
</span><span class="cx"> *
</span><span class="cx"> * This library is free software; you can redistribute it and/or
</span><span class="lines">@@ -1074,6 +1074,15 @@
</span><span class="cx"> #endif
</span><span class="cx">
</span><span class="cx"> #if OS(WINDOWS)
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> #if !OS(WINCE)
</span><span class="cx"> // Cygwin calls ::SetErrorMode(SEM_FAILCRITICALERRORS), which we will inherit. This is bad for
</span><span class="cx"> // testing/debugging, as it causes the post-mortem debugger not to be invoked. We reset the
</span></span></pre></div>
<a id="branchessafari6005branchSourceJavaScriptCoretestRegExpcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/JavaScriptCore/testRegExp.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/JavaScriptCore/testRegExp.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/JavaScriptCore/testRegExp.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2011 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2011, 2015 Apple Inc. All rights reserved.
</ins><span class="cx"> *
</span><span class="cx"> * This library is free software; you can redistribute it and/or
</span><span class="cx"> * modify it under the terms of the GNU Library General Public
</span><span class="lines">@@ -159,6 +159,15 @@
</span><span class="cx"> int main(int argc, char** argv)
</span><span class="cx"> {
</span><span class="cx"> #if OS(WINDOWS)
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> #if !OS(WINCE)
</span><span class="cx"> // Cygwin calls ::SetErrorMode(SEM_FAILCRITICALERRORS), which we will inherit. This is bad for
</span><span class="cx"> // testing/debugging, as it causes the post-mortem debugger not to be invoked. We reset the
</span></span></pre></div>
<a id="branchessafari6005branchSourceWTFChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/WTF/ChangeLog (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/WTF/ChangeLog        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/WTF/ChangeLog        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,3 +1,23 @@
</span><ins>+2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ Merge r179993. <rdar://problem/19813975>
+
+ 2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ [Win] [64-bit] Work around MSVC2013 Runtime Bug
+ https://bugs.webkit.org/show_bug.cgi?id=141498
+ <rdar://problem/19803642>
+
+ Reviewed by Anders Carlsson.
+
+ Disable FMA3 instruction use in the MSVC math library to
+ work around a VS2013 runtime crash. We can remove this
+ workaround when we switch to VS2015.
+
+ * WTF.vcxproj/WTF.vcxproj: Add new files.
+ * WTF.vcxproj/WTF.vcxproj.filters: Ditto.
+ * wtf/win/WTFDLL.cpp: Added.
+
</ins><span class="cx"> 2015-01-21 Babak Shafiei <bshafiei@apple.com>
</span><span class="cx">
</span><span class="cx"> Merge r177000.
</span></span></pre></div>
<a id="branchessafari6005branchSourceWTFWTFvcxprojWTFvcxproj"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -148,6 +148,7 @@
</span><span class="cx"> <ClCompile Include="..\wtf\unicode\UTF8.cpp" />
</span><span class="cx"> <ClCompile Include="..\wtf\win\MainThreadWin.cpp" />
</span><span class="cx"> <ClCompile Include="..\wtf\win\RunLoopWin.cpp" />
</span><ins>+ <ClCompile Include="..\wtf\win\WTFDLL.cpp" />
</ins><span class="cx"> <ClCompile Include="..\wtf\WTFThreadData.cpp" />
</span><span class="cx"> <ClCompile Include="..\wtf\SchedulePairCF.cpp" />
</span><span class="cx"> </ItemGroup>
</span></span></pre></div>
<a id="branchessafari6005branchSourceWTFWTFvcxprojWTFvcxprojfilters"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj.filters (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj.filters        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/WTF/WTF.vcxproj/WTF.vcxproj.filters        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -244,6 +244,9 @@
</span><span class="cx"> <ClCompile Include="..\wtf\gobject\GMainLoopSource.cpp">
</span><span class="cx"> <Filter>wtf\gobject</Filter>
</span><span class="cx"> </ClCompile>
</span><ins>+ <ClCompile Include="..\wtf\win\WTFDLL.cpp">
+ <Filter>win</Filter>
+ </ClCompile>
</ins><span class="cx"> </ItemGroup>
</span><span class="cx"> <ItemGroup>
</span><span class="cx"> <ClInclude Include="..\wtf\dtoa\utils.h">
</span></span></pre></div>
<a id="branchessafari6005branchSourceWTFwtfwinWTFDLLcpp"></a>
<div class="addfile"><h4>Added: branches/safari-600.5-branch/Source/WTF/wtf/win/WTFDLL.cpp (0 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/WTF/wtf/win/WTFDLL.cpp         (rev 0)
+++ branches/safari-600.5-branch/Source/WTF/wtf/win/WTFDLL.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -0,0 +1,50 @@
</span><ins>+/*
+* Copyright (C) 2015 Apple Inc. All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions
+* are met:
+* 1. Redistributions of source code must retain the above copyright
+* notice, this list of conditions and the following disclaimer.
+* 2. Redistributions in binary form must reproduce the above copyright
+* notice, this list of conditions and the following disclaimer in the
+* documentation and/or other materials provided with the distribution.
+*
+* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
+* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <Windows.h>
+#include <math.h>
+
+BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+ switch (fdwReason) {
+ case DLL_PROCESS_ATTACH:
+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+ break;
+
+ case DLL_PROCESS_DETACH:
+ case DLL_THREAD_ATTACH:
+ case DLL_THREAD_DETACH:
+ break;
+ }
+
+ return TRUE;
+}
</ins><span class="cx">Property changes on: branches/safari-600.5-branch/Source/WTF/wtf/win/WTFDLL.cpp
</span><span class="cx">___________________________________________________________________
</span></span></pre></div>
<a id="svnexecutable"></a>
<div class="addfile"><h4>Added: svn:executable</h4></div>
<a id="branchessafari6005branchSourceWebKitwinChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/WebKit/win/ChangeLog (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/WebKit/win/ChangeLog        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/WebKit/win/ChangeLog        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,3 +1,21 @@
</span><ins>+2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ Merge r179993. <rdar://problem/19813975>
+
+ 2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ [Win] [64-bit] Work around MSVC2013 Runtime Bug
+ https://bugs.webkit.org/show_bug.cgi?id=141498
+ <rdar://problem/19803642>
+
+ Reviewed by Anders Carlsson.
+
+ Disable FMA3 instruction use in the MSVC math library to
+ work around a VS2013 runtime crash. We can remove this
+ workaround when we switch to VS2015.
+
+ * WebKitDLL.cpp: Call _set_FMA3_enable(0) to disable FMA3 support.
+
</ins><span class="cx"> 2015-02-11 Lucas Forschler <lforschler@apple.com>
</span><span class="cx">
</span><span class="cx"> Merge r179841
</span></span></pre></div>
<a id="branchessafari6005branchSourceWebKitwinWebKitDLLcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Source/WebKit/win/WebKitDLL.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Source/WebKit/win/WebKitDLL.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Source/WebKit/win/WebKitDLL.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2006, 2007, 2014-2015 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">@@ -59,6 +59,14 @@
</span><span class="cx"> {
</span><span class="cx"> switch (ul_reason_for_call) {
</span><span class="cx"> case DLL_PROCESS_ATTACH:
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
</ins><span class="cx"> gLockCount = gClassCount = 0;
</span><span class="cx"> gInstance = hModule;
</span><span class="cx"> WebCore::setInstanceHandle(hModule);
</span></span></pre></div>
<a id="branchessafari6005branchToolsChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Tools/ChangeLog (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Tools/ChangeLog        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Tools/ChangeLog        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,3 +1,29 @@
</span><ins>+2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ Merge r179993. <rdar://problem/19813975>
+
+ 2015-02-11 Brent Fulgham <bfulgham@apple.com>
+
+ [Win] [64-bit] Work around MSVC2013 Runtime Bug
+ https://bugs.webkit.org/show_bug.cgi?id=141498
+ <rdar://problem/19803642>
+
+ Reviewed by Anders Carlsson.
+
+ Disable FMA3 instruction use in the MSVC math library to
+ work around a VS2013 runtime crash. We can remove this
+ workaround when we switch to VS2015.
+
+ * DumpRenderTree/cg/ImageDiffCG.cpp: Call _set_FMA3_enable(0) to
+ disable FMA3 support.
+ * DumpRenderTree/win/DumpRenderTree.cpp: Ditto.
+ * DumpRenderTree/win/ImageDiffCairo.cpp: Ditto.
+ * DumpRenderTree/win/TestRunnerWin.cpp: Ditto.
+ * Scripts/webkitperl/httpd.pm: Ditto.
+ * TestWebKitAPI/win/main.cpp: Ditto.
+ * WinLauncher/Common.cpp: Ditto.
+ * win/DLLLauncher/DLLLauncherMain.cpp: Ditto.
+
</ins><span class="cx"> 2015-01-21 Babak Shafiei <bshafiei@apple.com>
</span><span class="cx">
</span><span class="cx"> Merge r176318.
</span></span></pre></div>
<a id="branchessafari6005branchToolsDumpRenderTreecgImageDiffCGcpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Tools/DumpRenderTree/cg/ImageDiffCG.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Tools/DumpRenderTree/cg/ImageDiffCG.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Tools/DumpRenderTree/cg/ImageDiffCG.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2005, 2007 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2005, 2007, 2015 Apple Inc. All rights reserved.
</ins><span class="cx"> * Copyright (C) 2005 Ben La Monica <ben.lamonica@gmail.com>. All rights reserved.
</span><span class="cx"> *
</span><span class="cx"> * Redistribution and use in source and binary forms, with or without
</span><span class="lines">@@ -172,6 +172,15 @@
</span><span class="cx"> int main(int argc, const char* argv[])
</span><span class="cx"> {
</span><span class="cx"> #if PLATFORM(WIN)
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> _setmode(0, _O_BINARY);
</span><span class="cx"> _setmode(1, _O_BINARY);
</span><span class="cx"> #endif
</span></span></pre></div>
<a id="branchessafari6005branchToolsDumpRenderTreewinDumpRenderTreecpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Tools/DumpRenderTree/win/DumpRenderTree.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Tools/DumpRenderTree/win/DumpRenderTree.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Tools/DumpRenderTree/win/DumpRenderTree.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2005-2015 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">@@ -1241,6 +1241,15 @@
</span><span class="cx">
</span><span class="cx"> int main(int argc, const char* argv[])
</span><span class="cx"> {
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> // Cygwin calls ::SetErrorMode(SEM_FAILCRITICALERRORS), which we will inherit. This is bad for
</span><span class="cx"> // testing/debugging, as it causes the post-mortem debugger not to be invoked. We reset the
</span><span class="cx"> // error mode here to work around Cygwin's behavior. See <http://webkit.org/b/55222>.
</span></span></pre></div>
<a id="branchessafari6005branchToolsDumpRenderTreewinImageDiffCairocpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Tools/DumpRenderTree/win/ImageDiffCairo.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Tools/DumpRenderTree/win/ImageDiffCairo.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Tools/DumpRenderTree/win/ImageDiffCairo.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2005, 2007 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2005, 2007, 2015 Apple Inc. All rights reserved.
</ins><span class="cx"> * Copyright (C) 2005 Ben La Monica <ben.lamonica@gmail.com>. All rights reserved.
</span><span class="cx"> * Copyright (C) 2011 Brent Fulgham. All rights reserved.
</span><span class="cx"> *
</span><span class="lines">@@ -169,6 +169,15 @@
</span><span class="cx"> int main(int argc, const char* argv[])
</span><span class="cx"> {
</span><span class="cx"> #if PLATFORM(WIN)
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> _setmode(0, _O_BINARY);
</span><span class="cx"> _setmode(1, _O_BINARY);
</span><span class="cx"> #endif
</span></span></pre></div>
<a id="branchessafari6005branchToolsTestWebKitAPIwinmaincpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Tools/TestWebKitAPI/win/main.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Tools/TestWebKitAPI/win/main.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Tools/TestWebKitAPI/win/main.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2010, 2011 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2010, 2011, 2015 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">@@ -44,6 +44,15 @@
</span><span class="cx">
</span><span class="cx"> int main(int argc, char** argv)
</span><span class="cx"> {
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> // Cygwin calls ::SetErrorMode(SEM_FAILCRITICALERRORS), which we will inherit. This is bad for
</span><span class="cx"> // testing/debugging, as it causes the post-mortem debugger not to be invoked. We reset the
</span><span class="cx"> // error mode here to work around Cygwin's behavior. See <http://webkit.org/b/55222>.
</span></span></pre></div>
<a id="branchessafari6005branchToolsWinLauncherCommoncpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Tools/WinLauncher/Common.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Tools/WinLauncher/Common.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Tools/WinLauncher/Common.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2006, 2008, 2013, 2014 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2006, 2008, 2013-2015 Apple Inc. All rights reserved.
</ins><span class="cx"> * Copyright (C) 2009, 2011 Brent Fulgham. All rights reserved.
</span><span class="cx"> * Copyright (C) 2009, 2010, 2011 Appcelerator, Inc. All rights reserved.
</span><span class="cx"> * Copyright (C) 2013 Alex Christensen. All rights reserved.
</span><span class="lines">@@ -137,8 +137,17 @@
</span><span class="cx">
</span><span class="cx"> BOOL WINAPI DllMain(HINSTANCE dllInstance, DWORD reason, LPVOID)
</span><span class="cx"> {
</span><del>- if (reason == DLL_PROCESS_ATTACH)
</del><ins>+ if (reason == DLL_PROCESS_ATTACH) {
+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
</ins><span class="cx"> hInst = dllInstance;
</span><ins>+ }
</ins><span class="cx">
</span><span class="cx"> return TRUE;
</span><span class="cx"> }
</span></span></pre></div>
<a id="branchessafari6005branchToolswinDLLLauncherDLLLauncherMaincpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.5-branch/Tools/win/DLLLauncher/DLLLauncherMain.cpp (180010 => 180011)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.5-branch/Tools/win/DLLLauncher/DLLLauncherMain.cpp        2015-02-12 22:18:26 UTC (rev 180010)
+++ branches/safari-600.5-branch/Tools/win/DLLLauncher/DLLLauncherMain.cpp        2015-02-12 22:19:54 UTC (rev 180011)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2012-2014 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2012-2015 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">@@ -187,6 +187,15 @@
</span><span class="cx"> int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpstrCmdLine, int nCmdShow)
</span><span class="cx"> #endif
</span><span class="cx"> {
</span><ins>+#if defined(_M_X64) || defined(__x86_64__)
+ // The VS2013 runtime has a bug where it mis-detects AVX-capable processors
+ // if the feature has been disabled in firmware. This causes us to crash
+ // in some of the math functions. For now, we disable those optimizations
+ // because Microsoft is not going to fix the problem in VS2013.
+ // FIXME: http://webkit.org/b/141449: Remove this workaround when we switch to VS2015+.
+ _set_FMA3_enable(0);
+#endif
+
</ins><span class="cx"> enableTerminationOnHeapCorruption();
</span><span class="cx">
</span><span class="cx"> // Get the path of our executable.
</span></span></pre>
</div>
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