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comparison: js/src/jit/IonFrames-inl.h
js/src/jit/IonFrames-inl.h
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * vim: set ts=8 sts=4 et sw=4 tw=99: | |
| 3 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef jit_IonFrames_inl_h | |
| 8 #define jit_IonFrames_inl_h | |
| 9 | |
| 10 #ifdef JS_ION | |
| 11 | |
| 12 #include "jit/IonFrames.h" | |
| 13 | |
| 14 #include "jit/JitFrameIterator.h" | |
| 15 #include "jit/LIR.h" | |
| 16 #include "vm/ForkJoin.h" | |
| 17 | |
| 18 #include "jit/JitFrameIterator-inl.h" | |
| 19 | |
| 20 namespace js { | |
| 21 namespace jit { | |
| 22 | |
| 23 inline void | |
| 24 SafepointIndex::resolve() | |
| 25 { | |
| 26 JS_ASSERT(!resolved); | |
| 27 safepointOffset_ = safepoint_->offset(); | |
| 28 #ifdef DEBUG | |
| 29 resolved = true; | |
| 30 #endif | |
| 31 } | |
| 32 | |
| 33 inline uint8_t * | |
| 34 JitFrameIterator::returnAddress() const | |
| 35 { | |
| 36 IonCommonFrameLayout *current = (IonCommonFrameLayout *) current_; | |
| 37 return current->returnAddress(); | |
| 38 } | |
| 39 | |
| 40 inline size_t | |
| 41 JitFrameIterator::prevFrameLocalSize() const | |
| 42 { | |
| 43 IonCommonFrameLayout *current = (IonCommonFrameLayout *) current_; | |
| 44 return current->prevFrameLocalSize(); | |
| 45 } | |
| 46 | |
| 47 inline FrameType | |
| 48 JitFrameIterator::prevType() const | |
| 49 { | |
| 50 IonCommonFrameLayout *current = (IonCommonFrameLayout *) current_; | |
| 51 return current->prevType(); | |
| 52 } | |
| 53 | |
| 54 inline bool | |
| 55 JitFrameIterator::isFakeExitFrame() const | |
| 56 { | |
| 57 bool res = (prevType() == JitFrame_Unwound_Rectifier || | |
| 58 prevType() == JitFrame_Unwound_IonJS || | |
| 59 prevType() == JitFrame_Unwound_BaselineStub || | |
| 60 (prevType() == JitFrame_Entry && type() == JitFrame_Exit)); | |
| 61 JS_ASSERT_IF(res, type() == JitFrame_Exit || type() == JitFrame_BaselineJS); | |
| 62 return res; | |
| 63 } | |
| 64 | |
| 65 inline IonExitFrameLayout * | |
| 66 JitFrameIterator::exitFrame() const | |
| 67 { | |
| 68 JS_ASSERT(type() == JitFrame_Exit); | |
| 69 JS_ASSERT(!isFakeExitFrame()); | |
| 70 return (IonExitFrameLayout *) fp(); | |
| 71 } | |
| 72 | |
| 73 inline BaselineFrame * | |
| 74 GetTopBaselineFrame(JSContext *cx) | |
| 75 { | |
| 76 JitFrameIterator iter(cx); | |
| 77 JS_ASSERT(iter.type() == JitFrame_Exit); | |
| 78 ++iter; | |
| 79 if (iter.isBaselineStub()) | |
| 80 ++iter; | |
| 81 JS_ASSERT(iter.isBaselineJS()); | |
| 82 return iter.baselineFrame(); | |
| 83 } | |
| 84 | |
| 85 inline JSScript * | |
| 86 GetTopIonJSScript(JSContext *cx, void **returnAddrOut = nullptr) | |
| 87 { | |
| 88 return GetTopIonJSScript(cx->mainThread().ionTop, returnAddrOut, SequentialExecution); | |
| 89 } | |
| 90 | |
| 91 inline JSScript * | |
| 92 GetTopIonJSScript(ForkJoinContext *cx, void **returnAddrOut = nullptr) | |
| 93 { | |
| 94 return GetTopIonJSScript(cx->perThreadData->ionTop, returnAddrOut, ParallelExecution); | |
| 95 } | |
| 96 | |
| 97 } // namespace jit | |
| 98 } // namespace js | |
| 99 | |
| 100 #endif // JS_ION | |
| 101 | |
| 102 #endif /* jit_IonFrames_inl_h */ |
