Title: [150470] branches/dfgFourthTier/Source/_javascript_Core
- Revision
- 150470
- Author
- [email protected]
- Date
- 2013-05-21 12:43:30 -0700 (Tue, 21 May 2013)
Log Message
fourthTier: FTL shouldn't use FastISel and Small code model should be turned off for now
https://bugs.webkit.org/show_bug.cgi?id=115998
Reviewed by Oliver Hunt.
This switches off FastISel and makes it possible to turn off Small code model.
* ftl/FTLCompile.cpp:
(JSC::FTL::compile):
* runtime/Options.h:
(JSC):
Modified Paths
Diff
Modified: branches/dfgFourthTier/Source/_javascript_Core/ChangeLog (150469 => 150470)
--- branches/dfgFourthTier/Source/_javascript_Core/ChangeLog 2013-05-21 19:34:31 UTC (rev 150469)
+++ branches/dfgFourthTier/Source/_javascript_Core/ChangeLog 2013-05-21 19:43:30 UTC (rev 150470)
@@ -1,3 +1,17 @@
+2013-05-12 Filip Pizlo <[email protected]>
+
+ fourthTier: FTL shouldn't use FastISel and Small code model should be turned off for now
+ https://bugs.webkit.org/show_bug.cgi?id=115998
+
+ Reviewed by Oliver Hunt.
+
+ This switches off FastISel and makes it possible to turn off Small code model.
+
+ * ftl/FTLCompile.cpp:
+ (JSC::FTL::compile):
+ * runtime/Options.h:
+ (JSC):
+
2013-05-21 Filip Pizlo <[email protected]>
fourthTier: should use ConcurrentJITLock[er] directly and not through typedef
@@ -955,7 +969,6 @@
* runtime/Options.h:
(JSC):
->>>>>>> .r149942
2013-05-10 Filip Pizlo <[email protected]>
fourthTier: FTL should support CompareStrictEqConstant
Modified: branches/dfgFourthTier/Source/_javascript_Core/ftl/FTLCompile.cpp (150469 => 150470)
--- branches/dfgFourthTier/Source/_javascript_Core/ftl/FTLCompile.cpp 2013-05-21 19:34:31 UTC (rev 150469)
+++ branches/dfgFourthTier/Source/_javascript_Core/ftl/FTLCompile.cpp 2013-05-21 19:43:30 UTC (rev 150470)
@@ -47,7 +47,8 @@
LLVMInitializeMCJITCompilerOptions(&options, sizeof(options));
options.OptLevel = Options::llvmOptimizationLevel();
options.NoFramePointerElim = true;
- options.CodeModel = LLVMCodeModelSmall;
+ if (Options::useLLVMSmallCodeModel())
+ options.CodeModel = LLVMCodeModelSmall;
options.EnableFastISel = Options::enableLLVMFastISel();
if (LLVMCreateMCJITCompilerForModule(&state.engine, state.module, &options, sizeof(options), &error)) {
Modified: branches/dfgFourthTier/Source/_javascript_Core/runtime/Options.h (150469 => 150470)
--- branches/dfgFourthTier/Source/_javascript_Core/runtime/Options.h 2013-05-21 19:34:31 UTC (rev 150469)
+++ branches/dfgFourthTier/Source/_javascript_Core/runtime/Options.h 2013-05-21 19:43:30 UTC (rev 150470)
@@ -87,7 +87,8 @@
v(bool, useExperimentalFTL, false) \
v(bool, useFTLTBAA, true) \
v(bool, enableLLVMLICM, true) \
- v(bool, enableLLVMFastISel, true) \
+ v(bool, enableLLVMFastISel, false) \
+ v(bool, useLLVMSmallCodeModel, false) \
v(unsigned, llvmOptimizationLevel, 2) \
\
v(bool, enableConcurrentJIT, true) \
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