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111 lines
2.5 KiB
C++
111 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* vim: set ts=8 sts=4 et sw=4 tw=99:
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef jit_BaselineFrame_inl_h
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#define jit_BaselineFrame_inl_h
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#include "jit/BaselineFrame.h"
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#include "jscntxt.h"
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#include "jscompartment.h"
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#include "vm/ScopeObject.h"
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#include "jsscriptinlines.h"
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#include "vm/ScopeObject-inl.h"
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namespace js {
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namespace jit {
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inline void
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BaselineFrame::pushOnScopeChain(ScopeObject& scope)
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{
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MOZ_ASSERT(*scopeChain() == scope.enclosingScope() ||
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*scopeChain() == scope.as<CallObject>().enclosingScope().as<DeclEnvObject>().enclosingScope());
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scopeChain_ = &scope;
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}
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inline void
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BaselineFrame::popOffScopeChain()
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{
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scopeChain_ = &scopeChain_->as<ScopeObject>().enclosingScope();
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}
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inline void
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BaselineFrame::popWith(JSContext* cx)
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{
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if (MOZ_UNLIKELY(isDebuggee()))
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DebugScopes::onPopWith(this);
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MOZ_ASSERT(scopeChain()->is<DynamicWithObject>());
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popOffScopeChain();
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}
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inline void
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BaselineFrame::replaceInnermostScope(ScopeObject& scope)
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{
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MOZ_ASSERT(scope.enclosingScope() == scopeChain_->as<ScopeObject>().enclosingScope());
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scopeChain_ = &scope;
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}
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inline bool
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BaselineFrame::pushBlock(JSContext* cx, Handle<StaticBlockObject*> block)
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{
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MOZ_ASSERT(block->needsClone());
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ClonedBlockObject* clone = ClonedBlockObject::create(cx, block, this);
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if (!clone)
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return false;
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pushOnScopeChain(*clone);
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return true;
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}
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inline void
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BaselineFrame::popBlock(JSContext* cx)
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{
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MOZ_ASSERT(scopeChain_->is<ClonedBlockObject>());
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popOffScopeChain();
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}
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inline bool
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BaselineFrame::freshenBlock(JSContext* cx)
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{
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Rooted<ClonedBlockObject*> current(cx, &scopeChain_->as<ClonedBlockObject>());
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ClonedBlockObject* clone = ClonedBlockObject::clone(cx, current);
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if (!clone)
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return false;
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replaceInnermostScope(*clone);
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return true;
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}
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inline CallObject&
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BaselineFrame::callObj() const
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{
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MOZ_ASSERT(hasCallObj());
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MOZ_ASSERT(fun()->needsCallObject());
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JSObject* obj = scopeChain();
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while (!obj->is<CallObject>())
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obj = obj->enclosingScope();
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return obj->as<CallObject>();
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}
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inline void
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BaselineFrame::unsetIsDebuggee()
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{
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MOZ_ASSERT(!script()->isDebuggee());
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flags_ &= ~DEBUGGEE;
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}
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} // namespace jit
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} // namespace js
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#endif /* jit_BaselineFrame_inl_h */
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