зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1525579 - Add pref for unboxed objects r=jandem
Differential Revision: https://phabricator.services.mozilla.com/D18870 --HG-- extra : moz-landing-system : lando
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Коммит
262f5f5583
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@ -5565,6 +5565,9 @@ JS_PUBLIC_API void JS_SetGlobalJitCompilerOption(JSContext* cx,
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case JSJITCOMPILER_TRACK_OPTIMIZATIONS:
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jit::JitOptions.disableOptimizationTracking = !value;
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break;
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case JSJITCOMPILER_UNBOXED_OBJECTS:
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jit::JitOptions.disableUnboxedObjects = !value;
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break;
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case JSJITCOMPILER_SPECTRE_INDEX_MASKING:
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jit::JitOptions.spectreIndexMasking = !!value;
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break;
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@ -3393,6 +3393,7 @@ extern JS_PUBLIC_API void JS_SetOffthreadIonCompilationEnabled(JSContext* cx,
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Register(FULL_DEBUG_CHECKS, "jit.full-debug-checks") \
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Register(JUMP_THRESHOLD, "jump-threshold") \
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Register(TRACK_OPTIMIZATIONS, "jit.track-optimizations")\
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Register(UNBOXED_OBJECTS, "unboxed_objects") \
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Register(SIMULATOR_ALWAYS_INTERRUPT, "simulator.always-interrupt") \
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Register(SPECTRE_INDEX_MASKING, "spectre.index-masking") \
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Register(SPECTRE_OBJECT_MITIGATIONS_BARRIERS, "spectre.object-mitigations.barriers") \
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@ -837,6 +837,9 @@ static void ReloadPrefsCallback(const char* pref, XPCJSContext* xpccx) {
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bool spectreJitToCxxCalls =
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Preferences::GetBool(JS_OPTIONS_DOT_STR "spectre.jit_to_C++_calls");
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bool unboxedObjects =
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Preferences::GetBool(JS_OPTIONS_DOT_STR "unboxed_objects");
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sSharedMemoryEnabled =
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Preferences::GetBool(JS_OPTIONS_DOT_STR "shared_memory");
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sStreamsEnabled = Preferences::GetBool(JS_OPTIONS_DOT_STR "streams");
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@ -922,6 +925,9 @@ static void ReloadPrefsCallback(const char* pref, XPCJSContext* xpccx) {
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spectreValueMasking);
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JS_SetGlobalJitCompilerOption(cx, JSJITCOMPILER_SPECTRE_JIT_TO_CXX_CALLS,
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spectreJitToCxxCalls);
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JS_SetGlobalJitCompilerOption(cx, JSJITCOMPILER_UNBOXED_OBJECTS,
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unboxedObjects);
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}
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XPCJSContext::~XPCJSContext() {
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@ -1458,6 +1458,7 @@ pref("javascript.options.strict", false);
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#ifdef DEBUG
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pref("javascript.options.strict.debug", false);
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#endif
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pref("javascript.options.unboxed_objects", true);
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pref("javascript.options.baselinejit", true);
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//Duplicated in JitOptions - ensure both match.
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pref("javascript.options.baselinejit.threshold", 10);
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