Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 54e87c1902621f3a22e65bafd507b1f1312c3479
https://github.com/WebKit/WebKit/commit/54e87c1902621f3a22e65bafd507b1f1312c3479
Author: Keita Nonaka <[email protected]>
Date: 2025-04-10 (Thu, 10 Apr 2025)
Changed paths:
A JSTests/microbenchmarks/global-isFinite.js
A JSTests/stress/global-isFinite.js
M Source/JavaScriptCore/CMakeLists.txt
M Source/JavaScriptCore/DerivedSources-input.xcfilelist
M Source/JavaScriptCore/DerivedSources.make
M Source/JavaScriptCore/JavaScriptCore.xcodeproj/project.pbxproj
M Source/JavaScriptCore/builtins/BuiltinNames.h
R Source/JavaScriptCore/builtins/GlobalObject.js
M Source/JavaScriptCore/bytecode/LinkTimeConstant.h
M Source/JavaScriptCore/dfg/DFGAbstractInterpreterInlines.h
M Source/JavaScriptCore/dfg/DFGByteCodeParser.cpp
M Source/JavaScriptCore/dfg/DFGClobberize.h
M Source/JavaScriptCore/dfg/DFGDoesGC.cpp
M Source/JavaScriptCore/dfg/DFGFixupPhase.cpp
M Source/JavaScriptCore/dfg/DFGNodeType.h
M Source/JavaScriptCore/dfg/DFGOperations.cpp
M Source/JavaScriptCore/dfg/DFGOperations.h
M Source/JavaScriptCore/dfg/DFGPredictionPropagationPhase.cpp
M Source/JavaScriptCore/dfg/DFGSafeToExecute.h
M Source/JavaScriptCore/dfg/DFGSpeculativeJIT.cpp
M Source/JavaScriptCore/dfg/DFGSpeculativeJIT.h
M Source/JavaScriptCore/dfg/DFGSpeculativeJIT32_64.cpp
M Source/JavaScriptCore/dfg/DFGSpeculativeJIT64.cpp
M Source/JavaScriptCore/dfg/DFGStrengthReductionPhase.cpp
M Source/JavaScriptCore/ftl/FTLCapabilities.cpp
M Source/JavaScriptCore/ftl/FTLLowerDFGToB3.cpp
M Source/JavaScriptCore/jit/ThunkGenerators.cpp
M Source/JavaScriptCore/jit/ThunkGenerators.h
M Source/JavaScriptCore/runtime/Intrinsic.h
M Source/JavaScriptCore/runtime/JSGlobalObject.cpp
M Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.cpp
M Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.h
M Source/JavaScriptCore/runtime/VM.cpp
Log Message:
-----------
[JSC] Optimize global `isFinite()` by rewriting it in C++
https://bugs.webkit.org/show_bug.cgi?id=290907
Reviewed by Yusuke Suzuki.
Optimize global `isFinite()` by rewriting it in C++
TipOfTree Patched Ratio
global-isFinite 0.8829+-0.0587 0.6531+-0.0233 1.3518x faster
* JSTests/microbenchmarks/global-isFinite.js: Added.
* JSTests/stress/global-isFinite.js: Added.
(shouldBe):
(shouldBeFalse.isFinite):
(objectWithNumberValueOf.valueOf):
(objectWithNaNValueOf.valueOf):
(objectRecordConversionCalls.toString):
(objectRecordConversionCalls.valueOf):
* Source/JavaScriptCore/CMakeLists.txt:
* Source/JavaScriptCore/DerivedSources-input.xcfilelist:
* Source/JavaScriptCore/DerivedSources.make:
* Source/JavaScriptCore/JavaScriptCore.xcodeproj/project.pbxproj:
* Source/JavaScriptCore/builtins/BuiltinNames.h:
* Source/JavaScriptCore/builtins/GlobalObject.js: Removed.
* Source/JavaScriptCore/bytecode/LinkTimeConstant.h:
* Source/JavaScriptCore/dfg/DFGAbstractInterpreterInlines.h:
(JSC::DFG::AbstractInterpreter<AbstractStateType>::executeEffects):
* Source/JavaScriptCore/dfg/DFGByteCodeParser.cpp:
(JSC::DFG::ByteCodeParser::handleIntrinsicCall):
* Source/JavaScriptCore/dfg/DFGClobberize.h:
(JSC::DFG::clobberize):
* Source/JavaScriptCore/dfg/DFGDoesGC.cpp:
(JSC::DFG::doesGC):
* Source/JavaScriptCore/dfg/DFGFixupPhase.cpp:
(JSC::DFG::FixupPhase::fixupNode):
* Source/JavaScriptCore/dfg/DFGNodeType.h:
* Source/JavaScriptCore/dfg/DFGOperations.cpp:
(JSC::DFG::JSC_DEFINE_JIT_OPERATION):
* Source/JavaScriptCore/dfg/DFGOperations.h:
* Source/JavaScriptCore/dfg/DFGPredictionPropagationPhase.cpp:
* Source/JavaScriptCore/dfg/DFGSafeToExecute.h:
(JSC::DFG::safeToExecute):
* Source/JavaScriptCore/dfg/DFGSpeculativeJIT.cpp:
* Source/JavaScriptCore/dfg/DFGSpeculativeJIT.h:
* Source/JavaScriptCore/dfg/DFGSpeculativeJIT32_64.cpp:
(JSC::DFG::SpeculativeJIT::compile):
* Source/JavaScriptCore/dfg/DFGSpeculativeJIT64.cpp:
(JSC::DFG::SpeculativeJIT::compile):
* Source/JavaScriptCore/dfg/DFGStrengthReductionPhase.cpp:
(JSC::DFG::StrengthReductionPhase::handleNode):
* Source/JavaScriptCore/ftl/FTLCapabilities.cpp:
(JSC::FTL::canCompile):
* Source/JavaScriptCore/ftl/FTLLowerDFGToB3.cpp:
(JSC::FTL::DFG::LowerDFGToB3::compileNode):
(JSC::FTL::DFG::LowerDFGToB3::compileCompareStrictEq):
* Source/JavaScriptCore/jit/ThunkGenerators.cpp:
(JSC::globalIsFiniteThunkGenerator):
* Source/JavaScriptCore/jit/ThunkGenerators.h:
* Source/JavaScriptCore/runtime/Intrinsic.h:
* Source/JavaScriptCore/runtime/JSGlobalObject.cpp:
(JSC::JSGlobalObject::init):
* Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.cpp:
(JSC::JSC_DEFINE_HOST_FUNCTION):
* Source/JavaScriptCore/runtime/JSGlobalObjectFunctions.h:
* Source/JavaScriptCore/runtime/VM.cpp:
(JSC::thunkGeneratorForIntrinsic):
Canonical link: https://commits.webkit.org/293559@main
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