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: #ifndef jit_IonFrames_inl_h
michael@0: #define jit_IonFrames_inl_h
michael@0: 
michael@0: #ifdef JS_ION
michael@0: 
michael@0: #include "jit/IonFrames.h"
michael@0: 
michael@0: #include "jit/JitFrameIterator.h"
michael@0: #include "jit/LIR.h"
michael@0: #include "vm/ForkJoin.h"
michael@0: 
michael@0: #include "jit/JitFrameIterator-inl.h"
michael@0: 
michael@0: namespace js {
michael@0: namespace jit {
michael@0: 
michael@0: inline void
michael@0: SafepointIndex::resolve()
michael@0: {
michael@0:     JS_ASSERT(!resolved);
michael@0:     safepointOffset_ = safepoint_->offset();
michael@0: #ifdef DEBUG
michael@0:     resolved = true;
michael@0: #endif
michael@0: }
michael@0: 
michael@0: inline uint8_t *
michael@0: JitFrameIterator::returnAddress() const
michael@0: {
michael@0:     IonCommonFrameLayout *current = (IonCommonFrameLayout *) current_;
michael@0:     return current->returnAddress();
michael@0: }
michael@0: 
michael@0: inline size_t
michael@0: JitFrameIterator::prevFrameLocalSize() const
michael@0: {
michael@0:     IonCommonFrameLayout *current = (IonCommonFrameLayout *) current_;
michael@0:     return current->prevFrameLocalSize();
michael@0: }
michael@0: 
michael@0: inline FrameType
michael@0: JitFrameIterator::prevType() const
michael@0: {
michael@0:     IonCommonFrameLayout *current = (IonCommonFrameLayout *) current_;
michael@0:     return current->prevType();
michael@0: }
michael@0: 
michael@0: inline bool
michael@0: JitFrameIterator::isFakeExitFrame() const
michael@0: {
michael@0:     bool res = (prevType() == JitFrame_Unwound_Rectifier ||
michael@0:                 prevType() == JitFrame_Unwound_IonJS ||
michael@0:                 prevType() == JitFrame_Unwound_BaselineStub ||
michael@0:                 (prevType() == JitFrame_Entry && type() == JitFrame_Exit));
michael@0:     JS_ASSERT_IF(res, type() == JitFrame_Exit || type() == JitFrame_BaselineJS);
michael@0:     return res;
michael@0: }
michael@0: 
michael@0: inline IonExitFrameLayout *
michael@0: JitFrameIterator::exitFrame() const
michael@0: {
michael@0:     JS_ASSERT(type() == JitFrame_Exit);
michael@0:     JS_ASSERT(!isFakeExitFrame());
michael@0:     return (IonExitFrameLayout *) fp();
michael@0: }
michael@0: 
michael@0: inline BaselineFrame *
michael@0: GetTopBaselineFrame(JSContext *cx)
michael@0: {
michael@0:     JitFrameIterator iter(cx);
michael@0:     JS_ASSERT(iter.type() == JitFrame_Exit);
michael@0:     ++iter;
michael@0:     if (iter.isBaselineStub())
michael@0:         ++iter;
michael@0:     JS_ASSERT(iter.isBaselineJS());
michael@0:     return iter.baselineFrame();
michael@0: }
michael@0: 
michael@0: inline JSScript *
michael@0: GetTopIonJSScript(JSContext *cx, void **returnAddrOut = nullptr)
michael@0: {
michael@0:     return GetTopIonJSScript(cx->mainThread().ionTop, returnAddrOut, SequentialExecution);
michael@0: }
michael@0: 
michael@0: inline JSScript *
michael@0: GetTopIonJSScript(ForkJoinContext *cx, void **returnAddrOut = nullptr)
michael@0: {
michael@0:     return GetTopIonJSScript(cx->perThreadData->ionTop, returnAddrOut, ParallelExecution);
michael@0: }
michael@0: 
michael@0: } // namespace jit
michael@0: } // namespace js
michael@0: 
michael@0: #endif // JS_ION
michael@0: 
michael@0: #endif /* jit_IonFrames_inl_h */