511 lines
32 KiB
Diff
511 lines
32 KiB
Diff
Source: @pullmoll
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Upstream: Alpine Linux
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Reason: fixing machine context access for musl libc; reduce stack/heap usage for jsc; fix some overly restrictive __GLIBC__ checks
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--- Source/JavaScriptCore/runtime/MachineContext..orig 2018-08-10 08:48:05.000000000 +0200
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+++ Source/JavaScriptCore/runtime/MachineContext.h 2018-09-17 12:16:41.030618109 +0200
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@@ -188,7 +188,7 @@
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#error Unknown Architecture
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#endif
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-#elif OS(FUCHSIA) || defined(__GLIBC__) || defined(__BIONIC__)
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+#elif OS(FUCHSIA) || defined(__linux__)
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#if CPU(X86)
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return reinterpret_cast<void*&>((uintptr_t&) machineContext.gregs[REG_ESP]);
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@@ -335,7 +335,7 @@
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#error Unknown Architecture
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#endif
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-#elif OS(FUCHSIA) || defined(__GLIBC__) || defined(__BIONIC__)
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+#elif OS(FUCHSIA) || defined(__linux__)
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// The following sequence depends on glibc's sys/ucontext.h.
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#if CPU(X86)
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@@ -482,7 +482,7 @@
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#error Unknown Architecture
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#endif
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-#elif OS(FUCHSIA) || defined(__GLIBC__) || defined(__BIONIC__)
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+#elif OS(FUCHSIA) || defined(__linux__)
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// The following sequence depends on glibc's sys/ucontext.h.
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#if CPU(X86)
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@@ -639,7 +639,7 @@
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#error Unknown Architecture
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#endif
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-#elif OS(FUCHSIA) || defined(__GLIBC__) || defined(__BIONIC__)
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+#elif OS(FUCHSIA) || defined(__linux__)
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// The following sequence depends on glibc's sys/ucontext.h.
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#if CPU(X86)
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@@ -756,7 +756,7 @@
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#error Unknown Architecture
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#endif
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-#elif OS(FUCHSIA) || defined(__GLIBC__) || defined(__BIONIC__)
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+#elif OS(FUCHSIA) || defined(__linux__)
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// The following sequence depends on glibc's sys/ucontext.h.
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#if CPU(X86)
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--- Source/JavaScriptCore/runtime/Options.h.orig 2018-08-22 10:15:13.000000000 +0200
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+++ Source/JavaScriptCore/runtime/Options.h 2018-09-17 15:22:16.044174123 +0200
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@@ -130,6 +130,7 @@
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constexpr bool enableWebAssemblyStreamingApi = false;
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#endif
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+#if defined(__GLIBC__)
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#define JSC_OPTIONS(v) \
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v(bool, validateOptions, false, Normal, "crashes if mis-typed JSC options were passed to the VM") \
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v(unsigned, dumpOptions, 0, Normal, "dumps JSC options (0 = None, 1 = Overridden only, 2 = All, 3 = Verbose)") \
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@@ -516,6 +517,397 @@
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v(bool, traceLLIntExecution, false, Configurable, nullptr) \
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v(bool, traceLLIntSlowPath, false, Configurable, nullptr) \
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+#else /* defined(__GLIBC__) */
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+
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+#define JSC_OPTIONS(v) \
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+ v(bool, validateOptions, false, Normal, "crashes if mis-typed JSC options were passed to the VM") \
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+ v(unsigned, dumpOptions, 0, Normal, "dumps JSC options (0 = None, 1 = Overridden only, 2 = All, 3 = Verbose)") \
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+ v(optionString, configFile, nullptr, Normal, "file to configure JSC options and logging location") \
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+ \
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+ v(bool, useLLInt, true, Normal, "allows the LLINT to be used if true") \
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+ v(bool, useJIT, jitEnabledByDefault(), Normal, "allows the executable pages to be allocated for JIT and thunks if true") \
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+ v(bool, useBaselineJIT, true, Normal, "allows the baseline JIT to be used if true") \
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+ v(bool, useDFGJIT, true, Normal, "allows the DFG JIT to be used if true") \
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+ v(bool, useRegExpJIT, jitEnabledByDefault(), Normal, "allows the RegExp JIT to be used if true") \
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+ v(bool, useDOMJIT, is64Bit(), Normal, "allows the DOMJIT to be used if true") \
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+ \
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+ v(bool, reportMustSucceedExecutableAllocations, false, Normal, nullptr) \
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+ \
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+ v(unsigned, maxPerThreadStackUsage, 80 * KB, Normal, "Max allowed stack usage by the VM") \
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+ v(unsigned, softReservedZoneSize, 32 * KB, Normal, "A buffer greater than reservedZoneSize that reserves space for stringifying exceptions.") \
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+ v(unsigned, reservedZoneSize, 16 * KB, Normal, "The amount of stack space we guarantee to our clients (and to interal VM code that does not call out to clients).") \
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+ \
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+ v(bool, crashIfCantAllocateJITMemory, false, Normal, nullptr) \
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+ v(unsigned, jitMemoryReservationSize, 0, Normal, "Set this number to change the executable allocation size in ExecutableAllocatorFixedVMPool. (In bytes.)") \
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+ v(bool, useSeparatedWXHeap, false, Normal, nullptr) \
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+ \
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+ v(bool, forceCodeBlockLiveness, false, Normal, nullptr) \
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+ v(bool, forceICFailure, false, Normal, nullptr) \
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+ \
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+ v(unsigned, repatchCountForCoolDown, 8, Normal, nullptr) \
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+ v(unsigned, initialCoolDownCount, 20, Normal, nullptr) \
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+ v(unsigned, repatchBufferingCountdown, 8, Normal, nullptr) \
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+ \
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+ v(bool, dumpGeneratedBytecodes, false, Normal, nullptr) \
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+ v(bool, dumpBytecodeLivenessResults, false, Normal, nullptr) \
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+ v(bool, validateBytecode, false, Normal, nullptr) \
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+ v(bool, forceDebuggerBytecodeGeneration, false, Normal, nullptr) \
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+ v(bool, dumpBytecodesBeforeGeneratorification, false, Normal, nullptr) \
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+ \
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+ v(bool, useFunctionDotArguments, true, Normal, nullptr) \
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+ v(bool, useTailCalls, true, Normal, nullptr) \
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+ v(bool, optimizeRecursiveTailCalls, true, Normal, nullptr) \
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+ v(bool, alwaysUseShadowChicken, false, Normal, nullptr) \
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+ v(unsigned, shadowChickenLogSize, 1000, Normal, nullptr) \
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+ v(unsigned, shadowChickenMaxTailDeletedFramesSize, 128, Normal, nullptr) \
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+ \
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+ /* dumpDisassembly implies dumpDFGDisassembly. */ \
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+ v(bool, dumpDisassembly, false, Normal, "dumps disassembly of all JIT compiled code upon compilation") \
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+ v(bool, asyncDisassembly, false, Normal, nullptr) \
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+ v(bool, dumpDFGDisassembly, false, Normal, "dumps disassembly of DFG function upon compilation") \
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+ v(bool, dumpFTLDisassembly, false, Normal, "dumps disassembly of FTL function upon compilation") \
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+ v(bool, dumpRegExpDisassembly, false, Normal, "dumps disassembly of RegExp upon compilation") \
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+ v(bool, dumpAllDFGNodes, false, Normal, nullptr) \
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+ v(bool, logJITCodeForPerf, false, Configurable, nullptr) \
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+ v(optionRange, bytecodeRangeToJITCompile, 0, Normal, "bytecode size range to allow compilation on, e.g. 1:100") \
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+ v(optionRange, bytecodeRangeToDFGCompile, 0, Normal, "bytecode size range to allow DFG compilation on, e.g. 1:100") \
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+ v(optionRange, bytecodeRangeToFTLCompile, 0, Normal, "bytecode size range to allow FTL compilation on, e.g. 1:100") \
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+ v(optionString, jitWhitelist, nullptr, Normal, "file with list of function signatures to allow compilation on") \
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+ v(optionString, dfgWhitelist, nullptr, Normal, "file with list of function signatures to allow DFG compilation on") \
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+ v(optionString, ftlWhitelist, nullptr, Normal, "file with list of function signatures to allow FTL compilation on") \
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+ v(bool, dumpSourceAtDFGTime, false, Normal, "dumps source code of JS function being DFG compiled") \
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+ v(bool, dumpBytecodeAtDFGTime, false, Normal, "dumps bytecode of JS function being DFG compiled") \
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+ v(bool, dumpGraphAfterParsing, false, Normal, nullptr) \
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+ v(bool, dumpGraphAtEachPhase, false, Normal, nullptr) \
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+ v(bool, dumpDFGGraphAtEachPhase, false, Normal, "dumps the DFG graph at each phase of DFG compilation (note this excludes DFG graphs during FTL compilation)") \
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+ v(bool, dumpDFGFTLGraphAtEachPhase, false, Normal, "dumps the DFG graph at each phase of DFG compilation when compiling FTL code") \
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+ v(bool, dumpB3GraphAtEachPhase, false, Normal, "dumps the B3 graph at each phase of compilation") \
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+ v(bool, dumpAirGraphAtEachPhase, false, Normal, "dumps the Air graph at each phase of compilation") \
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+ v(bool, verboseDFGBytecodeParsing, false, Normal, nullptr) \
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+ v(bool, safepointBeforeEachPhase, true, Normal, nullptr) \
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+ v(bool, verboseCompilation, false, Normal, nullptr) \
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+ v(bool, verboseFTLCompilation, false, Normal, nullptr) \
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+ v(bool, logCompilationChanges, false, Normal, nullptr) \
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+ v(bool, useProbeOSRExit, false, Normal, nullptr) \
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+ v(bool, printEachOSRExit, false, Normal, nullptr) \
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+ v(bool, validateGraph, false, Normal, nullptr) \
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+ v(bool, validateGraphAtEachPhase, false, Normal, nullptr) \
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+ v(bool, verboseValidationFailure, false, Normal, nullptr) \
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+ v(bool, verboseOSR, false, Normal, nullptr) \
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+ v(bool, verboseDFGOSRExit, false, Normal, nullptr) \
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+ v(bool, verboseFTLOSRExit, false, Normal, nullptr) \
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+ v(bool, verboseCallLink, false, Normal, nullptr) \
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+ v(bool, verboseCompilationQueue, false, Normal, nullptr) \
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+ v(bool, reportCompileTimes, false, Normal, "dumps JS function signature and the time it took to compile in all tiers") \
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+ v(bool, reportBaselineCompileTimes, false, Normal, "dumps JS function signature and the time it took to BaselineJIT compile") \
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+ v(bool, reportDFGCompileTimes, false, Normal, "dumps JS function signature and the time it took to DFG and FTL compile") \
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+ v(bool, reportFTLCompileTimes, false, Normal, "dumps JS function signature and the time it took to FTL compile") \
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+ v(bool, reportTotalCompileTimes, false, Normal, nullptr) \
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+ v(bool, reportParseTimes, false, Normal, "dumps JS function signature and the time it took to parse") \
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+ v(bool, reportBytecodeCompileTimes, false, Normal, "dumps JS function signature and the time it took to bytecode compile") \
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+ v(bool, verboseExitProfile, false, Normal, nullptr) \
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+ v(bool, verboseCFA, false, Normal, nullptr) \
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+ v(bool, verboseDFGFailure, false, Normal, nullptr) \
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+ v(bool, verboseFTLToJSThunk, false, Normal, nullptr) \
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+ v(bool, verboseFTLFailure, false, Normal, nullptr) \
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+ v(bool, alwaysComputeHash, false, Normal, nullptr) \
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+ v(bool, testTheFTL, false, Normal, nullptr) \
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+ v(bool, verboseSanitizeStack, false, Normal, nullptr) \
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+ v(bool, useGenerationalGC, true, Normal, nullptr) \
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+ v(bool, useConcurrentBarriers, true, Normal, nullptr) \
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+ v(bool, useConcurrentGC, true, Normal, nullptr) \
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+ v(bool, collectContinuously, false, Normal, nullptr) \
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+ v(double, collectContinuouslyPeriodMS, 1, Normal, nullptr) \
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+ v(bool, forceFencedBarrier, false, Normal, nullptr) \
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+ v(bool, verboseVisitRace, false, Normal, nullptr) \
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+ v(bool, optimizeParallelSlotVisitorsForStoppedMutator, false, Normal, nullptr) \
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+ v(unsigned, largeHeapSize, 32 * 1024 * 1024, Normal, nullptr) \
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+ v(unsigned, smallHeapSize, 1 * 1024 * 1024, Normal, nullptr) \
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+ v(double, smallHeapRAMFraction, 0.25, Normal, nullptr) \
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+ v(double, smallHeapGrowthFactor, 2, Normal, nullptr) \
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+ v(double, mediumHeapRAMFraction, 0.5, Normal, nullptr) \
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+ v(double, mediumHeapGrowthFactor, 1.5, Normal, nullptr) \
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+ v(double, largeHeapGrowthFactor, 1.24, Normal, nullptr) \
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+ v(double, miniVMHeapGrowthFactor, 1.27, Normal, nullptr) \
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+ v(double, criticalGCMemoryThreshold, 0.80, Normal, "percent memory in use the GC considers critical. The collector is much more aggressive above this threshold") \
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+ v(double, minimumMutatorUtilization, 0, Normal, nullptr) \
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+ v(double, maximumMutatorUtilization, 0.7, Normal, nullptr) \
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+ v(double, epsilonMutatorUtilization, 0.01, Normal, nullptr) \
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+ v(double, concurrentGCMaxHeadroom, 1.5, Normal, nullptr) \
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+ v(double, concurrentGCPeriodMS, 2, Normal, nullptr) \
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+ v(bool, useStochasticMutatorScheduler, true, Normal, nullptr) \
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+ v(double, minimumGCPauseMS, 0.3, Normal, nullptr) \
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+ v(double, gcPauseScale, 0.3, Normal, nullptr) \
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+ v(double, gcIncrementBytes, 10000, Normal, nullptr) \
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+ v(double, gcIncrementMaxBytes, 100000, Normal, nullptr) \
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+ v(double, gcIncrementScale, 0, Normal, nullptr) \
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+ v(bool, scribbleFreeCells, false, Normal, nullptr) \
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+ v(double, sizeClassProgression, 1.4, Normal, nullptr) \
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+ v(unsigned, largeAllocationCutoff, 100000, Normal, nullptr) \
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+ v(bool, dumpSizeClasses, false, Normal, nullptr) \
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+ v(bool, useBumpAllocator, true, Normal, nullptr) \
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+ v(bool, stealEmptyBlocksFromOtherAllocators, true, Normal, nullptr) \
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+ v(bool, tradeDestructorBlocks, true, Normal, nullptr) \
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+ v(bool, eagerlyUpdateTopCallFrame, false, Normal, nullptr) \
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+ \
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+ v(bool, useOSREntryToDFG, true, Normal, nullptr) \
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+ v(bool, useOSREntryToFTL, true, Normal, nullptr) \
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+ \
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+ v(bool, useFTLJIT, true, Normal, "allows the FTL JIT to be used if true") \
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+ v(bool, useFTLTBAA, true, Normal, nullptr) \
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+ v(bool, validateFTLOSRExitLiveness, false, Normal, nullptr) \
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+ v(unsigned, defaultB3OptLevel, 2, Normal, nullptr) \
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+ v(bool, b3AlwaysFailsBeforeCompile, false, Normal, nullptr) \
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+ v(bool, b3AlwaysFailsBeforeLink, false, Normal, nullptr) \
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+ v(bool, ftlCrashes, false, Normal, nullptr) /* fool-proof way of checking that you ended up in the FTL. ;-) */\
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+ v(bool, clobberAllRegsInFTLICSlowPath, !ASSERT_DISABLED, Normal, nullptr) \
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+ v(bool, enableJITDebugAssertions, !ASSERT_DISABLED, Normal, nullptr) \
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+ v(bool, useAccessInlining, true, Normal, nullptr) \
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+ v(unsigned, maxAccessVariantListSize, 8, Normal, nullptr) \
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+ v(bool, usePolyvariantDevirtualization, true, Normal, nullptr) \
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+ v(bool, usePolymorphicAccessInlining, true, Normal, nullptr) \
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+ v(unsigned, maxPolymorphicAccessInliningListSize, 8, Normal, nullptr) \
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+ v(bool, usePolymorphicCallInlining, true, Normal, nullptr) \
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+ v(bool, usePolymorphicCallInliningForNonStubStatus, false, Normal, nullptr) \
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+ v(unsigned, maxPolymorphicCallVariantListSize, 15, Normal, nullptr) \
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+ v(unsigned, maxPolymorphicCallVariantListSizeForTopTier, 5, Normal, nullptr) \
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+ v(unsigned, maxPolymorphicCallVariantListSizeForWebAssemblyToJS, 5, Normal, nullptr) \
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+ v(unsigned, maxPolymorphicCallVariantsForInlining, 5, Normal, nullptr) \
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+ v(unsigned, frequentCallThreshold, 2, Normal, nullptr) \
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+ v(double, minimumCallToKnownRate, 0.51, Normal, nullptr) \
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+ v(bool, createPreHeaders, true, Normal, nullptr) \
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+ v(bool, useMovHintRemoval, true, Normal, nullptr) \
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+ v(bool, usePutStackSinking, true, Normal, nullptr) \
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+ v(bool, useObjectAllocationSinking, true, Normal, nullptr) \
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+ v(bool, useArityFixupInlining, true, Normal, nullptr) \
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+ v(bool, logExecutableAllocation, false, Normal, nullptr) \
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+ \
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+ v(bool, useConcurrentJIT, true, Normal, "allows the DFG / FTL compilation in threads other than the executing JS thread") \
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+ v(unsigned, numberOfDFGCompilerThreads, computeNumberOfWorkerThreads(3, 2) - 1, Normal, nullptr) \
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+ v(unsigned, numberOfFTLCompilerThreads, computeNumberOfWorkerThreads(MAXIMUM_NUMBER_OF_FTL_COMPILER_THREADS, 2) - 1, Normal, nullptr) \
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+ v(int32, priorityDeltaOfDFGCompilerThreads, computePriorityDeltaOfWorkerThreads(-1, 0), Normal, nullptr) \
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+ v(int32, priorityDeltaOfFTLCompilerThreads, computePriorityDeltaOfWorkerThreads(-2, 0), Normal, nullptr) \
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+ v(int32, priorityDeltaOfWasmCompilerThreads, computePriorityDeltaOfWorkerThreads(-1, 0), Normal, nullptr) \
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+ \
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+ v(bool, useProfiler, false, Normal, nullptr) \
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+ v(bool, disassembleBaselineForProfiler, true, Normal, nullptr) \
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+ \
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+ v(bool, useArchitectureSpecificOptimizations, true, Normal, nullptr) \
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+ \
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+ v(bool, breakOnThrow, false, Normal, nullptr) \
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+ \
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+ v(unsigned, maximumOptimizationCandidateInstructionCount, 100000, Normal, nullptr) \
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+ \
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+ v(unsigned, maximumFunctionForCallInlineCandidateInstructionCount, 190, Normal, nullptr) \
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+ v(unsigned, maximumFunctionForClosureCallInlineCandidateInstructionCount, 100, Normal, nullptr) \
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+ v(unsigned, maximumFunctionForConstructInlineCandidateInstructionCount, 100, Normal, nullptr) \
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+ \
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+ v(unsigned, maximumFTLCandidateInstructionCount, 20000, Normal, nullptr) \
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+ \
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+ /* Depth of inline stack, so 1 = no inlining, 2 = one level, etc. */ \
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+ v(unsigned, maximumInliningDepth, 5, Normal, "maximum allowed inlining depth. Depth of 1 means no inlining") \
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+ v(unsigned, maximumInliningRecursion, 2, Normal, nullptr) \
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+ \
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+ /* Maximum size of a caller for enabling inlining. This is purely to protect us */\
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+ /* from super long compiles that take a lot of memory. */\
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+ v(unsigned, maximumInliningCallerSize, 10000, Normal, nullptr) \
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+ \
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+ v(unsigned, maximumVarargsForInlining, 100, Normal, nullptr) \
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+ \
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+ v(bool, useMaximalFlushInsertionPhase, false, Normal, "Setting to true allows the DFG's MaximalFlushInsertionPhase to run.") \
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+ \
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+ v(unsigned, maximumBinaryStringSwitchCaseLength, 50, Normal, nullptr) \
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+ v(unsigned, maximumBinaryStringSwitchTotalLength, 2000, Normal, nullptr) \
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+ \
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+ v(double, jitPolicyScale, 1.0, Normal, "scale JIT thresholds to this specified ratio between 0.0 (compile ASAP) and 1.0 (compile like normal).") \
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+ v(bool, forceEagerCompilation, false, Normal, nullptr) \
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+ v(int32, thresholdForJITAfterWarmUp, 500, Normal, nullptr) \
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+ v(int32, thresholdForJITSoon, 100, Normal, nullptr) \
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+ \
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+ v(int32, thresholdForOptimizeAfterWarmUp, 1000, Normal, nullptr) \
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+ v(int32, thresholdForOptimizeAfterLongWarmUp, 1000, Normal, nullptr) \
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+ v(int32, thresholdForOptimizeSoon, 1000, Normal, nullptr) \
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+ v(int32, executionCounterIncrementForLoop, 1, Normal, nullptr) \
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+ v(int32, executionCounterIncrementForEntry, 15, Normal, nullptr) \
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+ \
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+ v(int32, thresholdForFTLOptimizeAfterWarmUp, 100000, Normal, nullptr) \
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+ v(int32, thresholdForFTLOptimizeSoon, 1000, Normal, nullptr) \
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+ v(int32, ftlTierUpCounterIncrementForLoop, 1, Normal, nullptr) \
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+ v(int32, ftlTierUpCounterIncrementForReturn, 15, Normal, nullptr) \
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+ v(unsigned, ftlOSREntryFailureCountForReoptimization, 15, Normal, nullptr) \
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+ v(unsigned, ftlOSREntryRetryThreshold, 100, Normal, nullptr) \
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+ \
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+ v(int32, evalThresholdMultiplier, 10, Normal, nullptr) \
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+ v(unsigned, maximumEvalCacheableSourceLength, 256, Normal, nullptr) \
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+ \
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+ v(bool, randomizeExecutionCountsBetweenCheckpoints, false, Normal, nullptr) \
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+ v(int32, maximumExecutionCountsBetweenCheckpointsForBaseline, 1000, Normal, nullptr) \
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+ v(int32, maximumExecutionCountsBetweenCheckpointsForUpperTiers, 50000, Normal, nullptr) \
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+ \
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+ v(unsigned, likelyToTakeSlowCaseMinimumCount, 20, Normal, nullptr) \
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+ v(unsigned, couldTakeSlowCaseMinimumCount, 10, Normal, nullptr) \
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+ \
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+ v(unsigned, osrExitCountForReoptimization, 100, Normal, nullptr) \
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+ v(unsigned, osrExitCountForReoptimizationFromLoop, 5, Normal, nullptr) \
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+ \
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+ v(unsigned, reoptimizationRetryCounterMax, 0, Normal, nullptr) \
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+ \
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+ v(unsigned, minimumOptimizationDelay, 1, Normal, nullptr) \
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+ v(unsigned, maximumOptimizationDelay, 5, Normal, nullptr) \
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+ v(double, desiredProfileLivenessRate, 0.75, Normal, nullptr) \
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+ v(double, desiredProfileFullnessRate, 0.35, Normal, nullptr) \
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+ \
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+ v(double, doubleVoteRatioForDoubleFormat, 2, Normal, nullptr) \
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+ v(double, structureCheckVoteRatioForHoisting, 1, Normal, nullptr) \
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+ v(double, checkArrayVoteRatioForHoisting, 1, Normal, nullptr) \
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+ \
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+ v(unsigned, maximumDirectCallStackSize, 200, Normal, nullptr) \
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+ \
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+ v(unsigned, minimumNumberOfScansBetweenRebalance, 100, Normal, nullptr) \
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+ v(unsigned, numberOfGCMarkers, computeNumberOfGCMarkers(8), Normal, nullptr) \
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+ v(bool, useParallelMarkingConstraintSolver, true, Normal, nullptr) \
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+ v(unsigned, opaqueRootMergeThreshold, 1000, Normal, nullptr) \
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+ v(double, minHeapUtilization, 0.8, Normal, nullptr) \
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+ v(double, minMarkedBlockUtilization, 0.9, Normal, nullptr) \
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+ v(unsigned, slowPathAllocsBetweenGCs, 0, Normal, "force a GC on every Nth slow path alloc, where N is specified by this option") \
|
|
+ \
|
|
+ v(double, percentCPUPerMBForFullTimer, 0.0003125, Normal, nullptr) \
|
|
+ v(double, percentCPUPerMBForEdenTimer, 0.0025, Normal, nullptr) \
|
|
+ v(double, collectionTimerMaxPercentCPU, 0.05, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, forceWeakRandomSeed, false, Normal, nullptr) \
|
|
+ v(unsigned, forcedWeakRandomSeed, 0, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, useZombieMode, false, Normal, "debugging option to scribble over dead objects with 0xbadbeef0") \
|
|
+ v(bool, useImmortalObjects, false, Normal, "debugging option to keep all objects alive forever") \
|
|
+ v(bool, sweepSynchronously, false, Normal, "debugging option to sweep all dead objects synchronously at GC end before resuming mutator") \
|
|
+ v(unsigned, maxSingleAllocationSize, 0, Configurable, "debugging option to limit individual allocations to a max size (0 = limit not set, N = limit size in bytes)") \
|
|
+ \
|
|
+ v(gcLogLevel, logGC, GCLogging::None, Normal, "debugging option to log GC activity (0 = None, 1 = Basic, 2 = Verbose)") \
|
|
+ v(bool, useGC, true, Normal, nullptr) \
|
|
+ v(bool, gcAtEnd, false, Normal, "If true, the jsc CLI will do a GC before exiting") \
|
|
+ v(bool, forceGCSlowPaths, false, Normal, "If true, we will force all JIT fast allocations down their slow paths.") \
|
|
+ v(unsigned, gcMaxHeapSize, 0, Normal, nullptr) \
|
|
+ v(unsigned, forceRAMSize, 0, Normal, nullptr) \
|
|
+ v(bool, recordGCPauseTimes, false, Normal, nullptr) \
|
|
+ v(bool, logHeapStatisticsAtExit, false, Normal, nullptr) \
|
|
+ v(bool, forceCodeBlockToJettisonDueToOldAge, false, Normal, "If true, this means that anytime we can jettison a CodeBlock due to old age, we do.") \
|
|
+ v(bool, useEagerCodeBlockJettisonTiming, false, Normal, "If true, the time slices for jettisoning a CodeBlock due to old age are shrunk significantly.") \
|
|
+ \
|
|
+ v(bool, useTypeProfiler, false, Normal, nullptr) \
|
|
+ v(bool, useControlFlowProfiler, false, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, useSamplingProfiler, false, Normal, nullptr) \
|
|
+ v(unsigned, sampleInterval, 1000, Normal, "Time between stack traces in microseconds.") \
|
|
+ v(bool, collectSamplingProfilerDataForJSCShell, false, Normal, "This corresponds to the JSC shell's --sample option.") \
|
|
+ v(unsigned, samplingProfilerTopFunctionsCount, 12, Normal, "Number of top functions to report when using the command line interface.") \
|
|
+ v(unsigned, samplingProfilerTopBytecodesCount, 40, Normal, "Number of top bytecodes to report when using the command line interface.") \
|
|
+ v(optionString, samplingProfilerPath, nullptr, Normal, "The path to the directory to write sampiling profiler output to. This probably will not work with WK2 unless the path is in the whitelist.") \
|
|
+ v(bool, sampleCCode, false, Normal, "Causes the sampling profiler to record profiling data for C frames.") \
|
|
+ \
|
|
+ v(bool, alwaysGeneratePCToCodeOriginMap, false, Normal, "This will make sure we always generate a PCToCodeOriginMap for JITed code.") \
|
|
+ \
|
|
+ v(bool, verifyHeap, false, Normal, nullptr) \
|
|
+ v(unsigned, numberOfGCCyclesToRecordForVerification, 3, Normal, nullptr) \
|
|
+ \
|
|
+ v(unsigned, exceptionStackTraceLimit, 100, Normal, "Stack trace limit for internal Exception object") \
|
|
+ v(unsigned, defaultErrorStackTraceLimit, 100, Normal, "The default value for Error.stackTraceLimit") \
|
|
+ v(bool, useExceptionFuzz, false, Normal, nullptr) \
|
|
+ v(unsigned, fireExceptionFuzzAt, 0, Normal, nullptr) \
|
|
+ v(bool, validateDFGExceptionHandling, false, Normal, "Causes the DFG to emit code validating exception handling for each node that can exit") /* This is true by default on Debug builds */\
|
|
+ v(bool, dumpSimulatedThrows, false, Normal, "Dumps the call stack of the last simulated throw if exception scope verification fails") \
|
|
+ v(bool, validateExceptionChecks, false, Normal, "Verifies that needed exception checks are performed.") \
|
|
+ v(unsigned, unexpectedExceptionStackTraceLimit, 100, Normal, "Stack trace limit for debugging unexpected exceptions observed in the VM") \
|
|
+ \
|
|
+ v(bool, useExecutableAllocationFuzz, false, Normal, nullptr) \
|
|
+ v(unsigned, fireExecutableAllocationFuzzAt, 0, Normal, nullptr) \
|
|
+ v(unsigned, fireExecutableAllocationFuzzAtOrAfter, 0, Normal, nullptr) \
|
|
+ v(bool, verboseExecutableAllocationFuzz, false, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, useOSRExitFuzz, false, Normal, nullptr) \
|
|
+ v(unsigned, fireOSRExitFuzzAtStatic, 0, Normal, nullptr) \
|
|
+ v(unsigned, fireOSRExitFuzzAt, 0, Normal, nullptr) \
|
|
+ v(unsigned, fireOSRExitFuzzAtOrAfter, 0, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, logPhaseTimes, false, Normal, nullptr) \
|
|
+ v(double, rareBlockPenalty, 0.001, Normal, nullptr) \
|
|
+ v(bool, airLinearScanVerbose, false, Normal, nullptr) \
|
|
+ v(bool, airLinearScanSpillsEverything, false, Normal, nullptr) \
|
|
+ v(bool, airForceBriggsAllocator, false, Normal, nullptr) \
|
|
+ v(bool, airForceIRCAllocator, false, Normal, nullptr) \
|
|
+ v(bool, airRandomizeRegs, false, Normal, nullptr) \
|
|
+ v(bool, coalesceSpillSlots, true, Normal, nullptr) \
|
|
+ v(bool, logAirRegisterPressure, false, Normal, nullptr) \
|
|
+ v(bool, useB3TailDup, true, Normal, nullptr) \
|
|
+ v(unsigned, maxB3TailDupBlockSize, 3, Normal, nullptr) \
|
|
+ v(unsigned, maxB3TailDupBlockSuccessors, 3, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, useDollarVM, false, Restricted, "installs the $vm debugging tool in global objects") \
|
|
+ v(optionString, functionOverrides, nullptr, Restricted, "file with debugging overrides for function bodies") \
|
|
+ v(bool, useSigillCrashAnalyzer, false, Configurable, "logs data about SIGILL crashes") \
|
|
+ \
|
|
+ v(unsigned, watchdog, 0, Normal, "watchdog timeout (0 = Disabled, N = a timeout period of N milliseconds)") \
|
|
+ v(bool, usePollingTraps, false, Normal, "use polling (instead of signalling) VM traps") \
|
|
+ \
|
|
+ v(bool, useMachForExceptions, true, Normal, "Use mach exceptions rather than signals to handle faults and pass thread messages. (This does nothing on platforms without mach)") \
|
|
+ \
|
|
+ v(bool, useICStats, false, Normal, nullptr) \
|
|
+ \
|
|
+ v(unsigned, prototypeHitCountForLLIntCaching, 2, Normal, "Number of prototype property hits before caching a prototype in the LLInt. A count of 0 means never cache.") \
|
|
+ \
|
|
+ v(bool, dumpCompiledRegExpPatterns, false, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, dumpModuleRecord, false, Normal, nullptr) \
|
|
+ v(bool, dumpModuleLoadingState, false, Normal, nullptr) \
|
|
+ v(bool, exposeInternalModuleLoader, false, Normal, "expose the internal module loader object to the global space for debugging") \
|
|
+ \
|
|
+ v(bool, useSuperSampler, false, Normal, nullptr) \
|
|
+ \
|
|
+ v(bool, useSourceProviderCache, true, Normal, "If false, the parser will not use the source provider cache. It's good to verify everything works when this is false. Because the cache is so successful, it can mask bugs.") \
|
|
+ v(bool, useCodeCache, true, Normal, "If false, the unlinked byte code cache will not be used.") \
|
|
+ \
|
|
+ v(bool, useWebAssembly, true, Normal, "Expose the WebAssembly global object.") \
|
|
+ \
|
|
+ v(bool, enableSpectreMitigations, true, Restricted, "Enable Spectre mitigations.") \
|
|
+ v(bool, enableSpectreGadgets, false, Restricted, "enable gadgets to test Spectre mitigations.") \
|
|
+ v(bool, zeroStackFrame, false, Normal, "Zero stack frame on entry to a function.") \
|
|
+ \
|
|
+ v(bool, failToCompileWebAssemblyCode, false, Normal, "If true, no Wasm::Plan will sucessfully compile a function.") \
|
|
+ v(size, webAssemblyPartialCompileLimit, 5000, Normal, "Limit on the number of bytes a Wasm::Plan::compile should attempt before checking for other work.") \
|
|
+ v(unsigned, webAssemblyBBQOptimizationLevel, 0, Normal, "B3 Optimization level for BBQ Web Assembly module compilations.") \
|
|
+ v(unsigned, webAssemblyOMGOptimizationLevel, Options::defaultB3OptLevel(), Normal, "B3 Optimization level for OMG Web Assembly module compilations.") \
|
|
+ \
|
|
+ v(bool, useBBQTierUpChecks, true, Normal, "Enables tier up checks for our BBQ code.") \
|
|
+ v(unsigned, webAssemblyOMGTierUpCount, 5000, Normal, "The countdown before we tier up a function to OMG.") \
|
|
+ v(unsigned, webAssemblyLoopDecrement, 15, Normal, "The amount the tier up countdown is decremented on each loop backedge.") \
|
|
+ v(unsigned, webAssemblyFunctionEntryDecrement, 1, Normal, "The amount the tier up countdown is decremented on each function entry.") \
|
|
+ \
|
|
+ /* FIXME: enable fast memories on iOS and pre-allocate them. https://bugs.webkit.org/show_bug.cgi?id=170774 */ \
|
|
+ v(bool, useWebAssemblyFastMemory, !isIOS(), Normal, "If true, we will try to use a 32-bit address space with a signal handler to bounds check wasm memory.") \
|
|
+ v(bool, logWebAssemblyMemory, false, Normal, nullptr) \
|
|
+ v(unsigned, webAssemblyFastMemoryRedzonePages, 128, Normal, "WebAssembly fast memories use 4GiB virtual allocations, plus a redzone (counted as multiple of 64KiB WebAssembly pages) at the end to catch reg+imm accesses which exceed 32-bit, anything beyond the redzone is explicitly bounds-checked") \
|
|
+ v(bool, crashIfWebAssemblyCantFastMemory, false, Normal, "If true, we will crash if we can't obtain fast memory for wasm.") \
|
|
+ v(unsigned, maxNumWebAssemblyFastMemories, 4, Normal, nullptr) \
|
|
+ v(bool, useFastTLSForWasmContext, true, Normal, "If true, we will store context in fast TLS. If false, we will pin it to a register.") \
|
|
+ v(bool, wasmBBQUsesAir, true, Normal, nullptr) \
|
|
+ v(bool, useWebAssemblyStreamingApi, enableWebAssemblyStreamingApi, Normal, "Allow to run WebAssembly's Streaming API") \
|
|
+ v(bool, useCallICsForWebAssemblyToJSCalls, true, Normal, "If true, we will use CallLinkInfo to inline cache Wasm to JS calls.") \
|
|
+ v(bool, useEagerWebAssemblyModuleHashing, false, Normal, "Unnamed WebAssembly modules are identified in backtraces through their hash, if available.") \
|
|
+ v(bool, useBigInt, false, Normal, "If true, we will enable BigInt support.") \
|
|
+ v(bool, useIntlNumberFormatToParts, enableIntlNumberFormatToParts, Normal, "If true, we will enable Intl.NumberFormat.prototype.formatToParts") \
|
|
+ v(bool, useIntlPluralRules, enableIntlPluralRules, Normal, "If true, we will enable Intl.PluralRules.") \
|
|
+ v(bool, useArrayAllocationProfiling, true, Normal, "If true, we will use our normal array allocation profiling. If false, the allocation profile will always claim to be undecided.") \
|
|
+ v(bool, forcePolyProto, false, Normal, "If true, create_this will always create an object with a poly proto structure.") \
|
|
+ v(bool, forceMiniVMMode, false, Normal, "If true, it will force mini VM mode on.") \
|
|
+ v(bool, useTracePoints, false, Normal, nullptr) \
|
|
+ v(bool, traceLLIntExecution, false, Configurable, nullptr) \
|
|
+ v(bool, traceLLIntSlowPath, false, Configurable, nullptr) \
|
|
+ v(bool, traceBaselineJITExecution, false, Normal, nullptr) \
|
|
+ v(unsigned, thresholdForGlobalLexicalBindingEpoch, UINT_MAX, Normal, "Threshold for global lexical binding epoch. If the epoch reaches to this value, CodeBlock metadata for scope operations will be revised globally. It needs to be greater than 1.") \
|
|
+ v(optionString, diskCachePath, nullptr, Restricted, nullptr) \
|
|
+ v(bool, forceDiskCache, false, Restricted, nullptr) \
|
|
+
|
|
+#endif /* !defined(__GLIBC__) */
|
|
|
|
enum OptionEquivalence {
|
|
SameOption,
|
|
--- Source/ThirdParty/ANGLE/src/compiler/preprocessor/ExpressionParser.cpp.orig 2018-04-18 08:26:39.000000000 +0200
|
|
+++ Source/ThirdParty/ANGLE/src/compiler/preprocessor/ExpressionParser.cpp 2018-09-17 15:42:30.694125692 +0200
|
|
@@ -836,7 +836,7 @@
|
|
#if YYERROR_VERBOSE
|
|
|
|
# ifndef yystrlen
|
|
-# if defined __GLIBC__ && defined _STRING_H
|
|
+# if defined __linux__ && defined _STRING_H
|
|
# define yystrlen strlen
|
|
# else
|
|
/* Return the length of YYSTR. */
|
|
@@ -852,7 +852,7 @@
|
|
# endif
|
|
|
|
# ifndef yystpcpy
|
|
-# if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
|
|
+# if defined __linux__ && defined _STRING_H && defined _GNU_SOURCE
|
|
# define yystpcpy stpcpy
|
|
# else
|
|
/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
|
|
--- Source/WTF/wtf/Platform.h.orig 2018-09-03 09:39:47.000000000 +0200
|
|
+++ Source/WTF/wtf/Platform.h 2018-09-17 15:45:20.959118903 +0200
|
|
@@ -697,7 +697,7 @@
|
|
#define HAVE_CFNETWORK_STORAGE_PARTITIONING 1
|
|
#endif
|
|
|
|
-#if OS(DARWIN) || OS(FUCHSIA) || ((OS(FREEBSD) || defined(__GLIBC__) || defined(__BIONIC__)) && (CPU(X86) || CPU(X86_64) || CPU(ARM) || CPU(ARM64) || CPU(MIPS)))
|
|
+#if OS(DARWIN) || OS(FUCHSIA) || ((OS(FREEBSD) || defined(__linux__)) && (CPU(X86) || CPU(X86_64) || CPU(ARM) || CPU(ARM64) || CPU(MIPS)))
|
|
#define HAVE_MACHINE_CONTEXT 1
|
|
#endif
|
|
|
|
--- Source/WebCore/xml/XPathGrammar.cpp.orig 2018-04-18 08:26:41.000000000 +0200
|
|
+++ Source/WebCore/xml/XPathGrammar.cpp 2018-09-17 15:46:36.742115881 +0200
|
|
@@ -966,7 +966,7 @@
|
|
#if YYERROR_VERBOSE
|
|
|
|
# ifndef yystrlen
|
|
-# if defined __GLIBC__ && defined _STRING_H
|
|
+# if defined __linux__ && defined _STRING_H
|
|
# define yystrlen strlen
|
|
# else
|
|
/* Return the length of YYSTR. */
|
|
@@ -989,7 +989,7 @@
|
|
# endif
|
|
|
|
# ifndef yystpcpy
|
|
-# if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
|
|
+# if defined __linux__ && defined _STRING_H && defined _GNU_SOURCE
|
|
# define yystpcpy stpcpy
|
|
# else
|
|
/* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
|