michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  * vim: set ts=8 sts=4 et sw=4 tw=99:
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "jit/Ion.h"
michael@0: 
michael@0: using namespace js;
michael@0: using namespace js::jit;
michael@0: 
michael@0: JSRuntime *
michael@0: CompileRuntime::runtime()
michael@0: {
michael@0:     return reinterpret_cast<JSRuntime *>(this);
michael@0: }
michael@0: 
michael@0: /* static */ CompileRuntime *
michael@0: CompileRuntime::get(JSRuntime *rt)
michael@0: {
michael@0:     return reinterpret_cast<CompileRuntime *>(rt);
michael@0: }
michael@0: 
michael@0: bool
michael@0: CompileRuntime::onMainThread()
michael@0: {
michael@0:     return js::CurrentThreadCanAccessRuntime(runtime());
michael@0: }
michael@0: 
michael@0: js::PerThreadData *
michael@0: CompileRuntime::mainThread()
michael@0: {
michael@0:     JS_ASSERT(onMainThread());
michael@0:     return &runtime()->mainThread;
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileRuntime::addressOfIonTop()
michael@0: {
michael@0:     return &runtime()->mainThread.ionTop;
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileRuntime::addressOfJitStackLimit()
michael@0: {
michael@0:     return &runtime()->mainThread.jitStackLimit;
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileRuntime::addressOfJSContext()
michael@0: {
michael@0:     return &runtime()->mainThread.jitJSContext;
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileRuntime::addressOfActivation()
michael@0: {
michael@0:     return runtime()->mainThread.addressOfActivation();
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileRuntime::addressOfLastCachedNativeIterator()
michael@0: {
michael@0:     return &runtime()->nativeIterCache.last;
michael@0: }
michael@0: 
michael@0: #ifdef JS_GC_ZEAL
michael@0: const void *
michael@0: CompileRuntime::addressOfGCZeal()
michael@0: {
michael@0:     return &runtime()->gcZeal_;
michael@0: }
michael@0: #endif
michael@0: 
michael@0: const void *
michael@0: CompileRuntime::addressOfInterrupt()
michael@0: {
michael@0:     return &runtime()->interrupt;
michael@0: }
michael@0: 
michael@0: #ifdef JS_THREADSAFE
michael@0: const void *
michael@0: CompileRuntime::addressOfInterruptPar()
michael@0: {
michael@0:     return &runtime()->interruptPar;
michael@0: }
michael@0: #endif
michael@0: 
michael@0: const void *
michael@0: CompileRuntime::addressOfThreadPool()
michael@0: {
michael@0:     return &runtime()->threadPool;
michael@0: }
michael@0: 
michael@0: const JitRuntime *
michael@0: CompileRuntime::jitRuntime()
michael@0: {
michael@0:     return runtime()->jitRuntime();
michael@0: }
michael@0: 
michael@0: SPSProfiler &
michael@0: CompileRuntime::spsProfiler()
michael@0: {
michael@0:     return runtime()->spsProfiler;
michael@0: }
michael@0: 
michael@0: bool
michael@0: CompileRuntime::signalHandlersInstalled()
michael@0: {
michael@0:     return runtime()->signalHandlersInstalled();
michael@0: }
michael@0: 
michael@0: bool
michael@0: CompileRuntime::jitSupportsFloatingPoint()
michael@0: {
michael@0:     return runtime()->jitSupportsFloatingPoint;
michael@0: }
michael@0: 
michael@0: bool
michael@0: CompileRuntime::hadOutOfMemory()
michael@0: {
michael@0:     return runtime()->hadOutOfMemory;
michael@0: }
michael@0: 
michael@0: const JSAtomState &
michael@0: CompileRuntime::names()
michael@0: {
michael@0:     return *runtime()->commonNames;
michael@0: }
michael@0: 
michael@0: const StaticStrings &
michael@0: CompileRuntime::staticStrings()
michael@0: {
michael@0:     return *runtime()->staticStrings;
michael@0: }
michael@0: 
michael@0: const Value &
michael@0: CompileRuntime::NaNValue()
michael@0: {
michael@0:     return runtime()->NaNValue;
michael@0: }
michael@0: 
michael@0: const Value &
michael@0: CompileRuntime::positiveInfinityValue()
michael@0: {
michael@0:     return runtime()->positiveInfinityValue;
michael@0: }
michael@0: 
michael@0: #ifdef DEBUG
michael@0: bool
michael@0: CompileRuntime::isInsideNursery(gc::Cell *cell)
michael@0: {
michael@0:     return UninlinedIsInsideNursery(runtime(), cell);
michael@0: }
michael@0: #endif
michael@0: 
michael@0: const DOMCallbacks *
michael@0: CompileRuntime::DOMcallbacks()
michael@0: {
michael@0:     return GetDOMCallbacks(runtime());
michael@0: }
michael@0: 
michael@0: const MathCache *
michael@0: CompileRuntime::maybeGetMathCache()
michael@0: {
michael@0:     return runtime()->maybeGetMathCache();
michael@0: }
michael@0: 
michael@0: #ifdef JSGC_GENERATIONAL
michael@0: const Nursery &
michael@0: CompileRuntime::gcNursery()
michael@0: {
michael@0:     return runtime()->gcNursery;
michael@0: }
michael@0: #endif
michael@0: 
michael@0: Zone *
michael@0: CompileZone::zone()
michael@0: {
michael@0:     return reinterpret_cast<Zone *>(this);
michael@0: }
michael@0: 
michael@0: /* static */ CompileZone *
michael@0: CompileZone::get(Zone *zone)
michael@0: {
michael@0:     return reinterpret_cast<CompileZone *>(zone);
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileZone::addressOfNeedsBarrier()
michael@0: {
michael@0:     return zone()->addressOfNeedsBarrier();
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileZone::addressOfFreeListFirst(gc::AllocKind allocKind)
michael@0: {
michael@0:     return &zone()->allocator.arenas.getFreeList(allocKind)->first;
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileZone::addressOfFreeListLast(gc::AllocKind allocKind)
michael@0: {
michael@0:     return &zone()->allocator.arenas.getFreeList(allocKind)->last;
michael@0: }
michael@0: 
michael@0: JSCompartment *
michael@0: CompileCompartment::compartment()
michael@0: {
michael@0:     return reinterpret_cast<JSCompartment *>(this);
michael@0: }
michael@0: 
michael@0: /* static */ CompileCompartment *
michael@0: CompileCompartment::get(JSCompartment *comp)
michael@0: {
michael@0:     return reinterpret_cast<CompileCompartment *>(comp);
michael@0: }
michael@0: 
michael@0: CompileZone *
michael@0: CompileCompartment::zone()
michael@0: {
michael@0:     return CompileZone::get(compartment()->zone());
michael@0: }
michael@0: 
michael@0: CompileRuntime *
michael@0: CompileCompartment::runtime()
michael@0: {
michael@0:     return CompileRuntime::get(compartment()->runtimeFromAnyThread());
michael@0: }
michael@0: 
michael@0: const void *
michael@0: CompileCompartment::addressOfEnumerators()
michael@0: {
michael@0:     return &compartment()->enumerators;
michael@0: }
michael@0: 
michael@0: const CallsiteCloneTable &
michael@0: CompileCompartment::callsiteClones()
michael@0: {
michael@0:     return compartment()->callsiteClones;
michael@0: }
michael@0: 
michael@0: const JitCompartment *
michael@0: CompileCompartment::jitCompartment()
michael@0: {
michael@0:     return compartment()->jitCompartment();
michael@0: }
michael@0: 
michael@0: bool
michael@0: CompileCompartment::hasObjectMetadataCallback()
michael@0: {
michael@0:     return compartment()->hasObjectMetadataCallback();
michael@0: }
michael@0: 
michael@0: // Note: This function is thread-safe because setSingletonAsValue sets a boolean
michael@0: // variable to false, and this boolean variable has no way to be resetted to
michael@0: // true. So even if there is a concurrent write, this concurrent write will
michael@0: // always have the same value.  If there is a concurrent read, then we will
michael@0: // clone a singleton instead of using the value which is baked in the JSScript,
michael@0: // and this would be an unfortunate allocation, but this will not change the
michael@0: // semantics of the JavaScript code which is executed.
michael@0: void
michael@0: CompileCompartment::setSingletonsAsValues()
michael@0: {
michael@0:     return JS::CompartmentOptionsRef(compartment()).setSingletonsAsValues();
michael@0: }
michael@0: 
michael@0: JitCompileOptions::JitCompileOptions()
michael@0:   : cloneSingletons_(false),
michael@0:     spsSlowAssertionsEnabled_(false)
michael@0: {
michael@0: }
michael@0: 
michael@0: JitCompileOptions::JitCompileOptions(JSContext *cx)
michael@0: {
michael@0:     JS::CompartmentOptions &options = cx->compartment()->options();
michael@0:     cloneSingletons_ = options.cloneSingletons(cx);
michael@0:     spsSlowAssertionsEnabled_ = cx->runtime()->spsProfiler.enabled() &&
michael@0:                                 cx->runtime()->spsProfiler.slowAssertionsEnabled();
michael@0: }