Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: ac2afd10b8ac26ed79a3781501cc1ea1381d3bd9
      
https://github.com/WebKit/WebKit/commit/ac2afd10b8ac26ed79a3781501cc1ea1381d3bd9
  Author: Yusuke Suzuki <[email protected]>
  Date:   2026-08-02 (Sun, 02 Aug 2026)

  Changed paths:
    M Source/JavaScriptCore/dfg/DFGSpeculativeJIT64.cpp
    M Source/JavaScriptCore/dfg/DFGStrengthReductionPhase.cpp
    M Source/JavaScriptCore/ftl/FTLLowerDFGToB3.cpp
    M Source/JavaScriptCore/runtime/RegExp.cpp
    M Source/JavaScriptCore/yarr/YarrJIT.cpp
    M Source/JavaScriptCore/yarr/YarrJIT.h
    M Source/JavaScriptCore/yarr/YarrJITRegisters.h
    M Source/WTF/wtf/PlatformEnable.h

  Log Message:
  -----------
  [YARR] Clean up YarrJIT ifdefs
https://bugs.webkit.org/show_bug.cgi?id=320845
rdar://183873163

Reviewed by Yijia Huang.

ARMv7 JIT is dropped. So upstream JIT we care is only ARM64 and X86_64
(RISCV64 is unmaintained). We can clean up many of YarrJIT flags so that
it makes code much cleaner.

* Source/JavaScriptCore/dfg/DFGSpeculativeJIT64.cpp:
(JSC::DFG::SpeculativeJIT::compileRegExpTestInline):
* Source/JavaScriptCore/dfg/DFGStrengthReductionPhase.cpp:
(JSC::DFG::StrengthReductionPhase::handleNode):
* Source/JavaScriptCore/ftl/FTLLowerDFGToB3.cpp:
(JSC::FTL::DFG::LowerDFGToB3::compileCompareStrictEq):
* Source/JavaScriptCore/runtime/RegExp.cpp:
(JSC::RegExp::compile):
(JSC::RegExp::compileMatchOnly):
* Source/JavaScriptCore/yarr/YarrJIT.cpp:
(JSC::Yarr::tryReadUnicodeCharSlowThunkGenerator):
(JSC::Yarr::JSC_DEFINE_NOEXCEPT_JIT_OPERATION):
(JSC::Yarr::dumpCompileFailure):
(JSC::Yarr::jitCompileInlinedTest):
* Source/JavaScriptCore/yarr/YarrJIT.h:
* Source/JavaScriptCore/yarr/YarrJITRegisters.h:
* Source/WTF/wtf/PlatformEnable.h:

Canonical link: https://commits.webkit.org/318417@main



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