Title: [130076] trunk/Source/WTF
- Revision
- 130076
- Author
- commit-qu...@webkit.org
- Date
- 2012-10-01 14:00:51 -0700 (Mon, 01 Oct 2012)
Log Message
Another SIGILL in _javascript_Core on a Geode processor
https://bugs.webkit.org/show_bug.cgi?id=96286
Patch by Daniel Drake <d...@laptop.org> on 2012-10-01
Reviewed by Filip Pizlo.
Disable LLint for the GTK build where the build target does not
support SSE2 instructions. Restores support for non-SSE2 processors
such as the AMD Geode.
* wtf/Platform.h:
Modified Paths
Diff
Modified: trunk/Source/WTF/ChangeLog (130075 => 130076)
--- trunk/Source/WTF/ChangeLog 2012-10-01 21:00:03 UTC (rev 130075)
+++ trunk/Source/WTF/ChangeLog 2012-10-01 21:00:51 UTC (rev 130076)
@@ -1,3 +1,16 @@
+2012-10-01 Daniel Drake <d...@laptop.org>
+
+ Another SIGILL in _javascript_Core on a Geode processor
+ https://bugs.webkit.org/show_bug.cgi?id=96286
+
+ Reviewed by Filip Pizlo.
+
+ Disable LLint for the GTK build where the build target does not
+ support SSE2 instructions. Restores support for non-SSE2 processors
+ such as the AMD Geode.
+
+ * wtf/Platform.h:
+
2012-10-01 Yury Semikhatsky <yu...@chromium.org>
Web Inspector: provide memory instrumentation for HashMap
Modified: trunk/Source/WTF/wtf/Platform.h (130075 => 130076)
--- trunk/Source/WTF/wtf/Platform.h 2012-10-01 21:00:03 UTC (rev 130075)
+++ trunk/Source/WTF/wtf/Platform.h 2012-10-01 21:00:51 UTC (rev 130076)
@@ -899,6 +899,14 @@
#define ENABLE_DISASSEMBLER 1
#endif
+/* On the GTK+ port we take an extra precaution for LLINT support:
+ * We disable it on x86 builds if the build target doesn't support SSE2
+ * instructions (LLINT requires SSE2 on this platform). */
+#if !defined(ENABLE_LLINT) && PLATFORM(GTK) && CPU(X86) && COMPILER(GCC) \
+ && !defined(__SSE2__)
+#define ENABLE_LLINT 0
+#endif
+
/* On some of the platforms where we have a JIT, we want to also have the
low-level interpreter. */
#if !defined(ENABLE_LLINT) \
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