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Diffstat (limited to 'src/3rdparty/v8/src/ic-inl.h')
-rw-r--r-- | src/3rdparty/v8/src/ic-inl.h | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/src/3rdparty/v8/src/ic-inl.h b/src/3rdparty/v8/src/ic-inl.h deleted file mode 100644 index 9439792..0000000 --- a/src/3rdparty/v8/src/ic-inl.h +++ /dev/null @@ -1,144 +0,0 @@ -// Copyright 2012 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#ifndef V8_IC_INL_H_ -#define V8_IC_INL_H_ - -#include "ic.h" - -#include "compiler.h" -#include "debug.h" -#include "macro-assembler.h" - -namespace v8 { -namespace internal { - - -Address IC::address() const { - // Get the address of the call. - Address result = Assembler::target_address_from_return_address(pc()); - -#ifdef ENABLE_DEBUGGER_SUPPORT - ASSERT(Isolate::Current() == isolate()); - Debug* debug = isolate()->debug(); - // First check if any break points are active if not just return the address - // of the call. - if (!debug->has_break_points()) return result; - - // At least one break point is active perform additional test to ensure that - // break point locations are updated correctly. - if (debug->IsDebugBreak(Assembler::target_address_at(result))) { - // If the call site is a call to debug break then return the address in - // the original code instead of the address in the running code. This will - // cause the original code to be updated and keeps the breakpoint active in - // the running code. - return OriginalCodeAddress(); - } else { - // No break point here just return the address of the call. - return result; - } -#else - return result; -#endif -} - - -Code* IC::GetTargetAtAddress(Address address) { - // Get the target address of the IC. - Address target = Assembler::target_address_at(address); - // Convert target address to the code object. Code::GetCodeFromTargetAddress - // is safe for use during GC where the map might be marked. - Code* result = Code::GetCodeFromTargetAddress(target); - ASSERT(result->is_inline_cache_stub()); - return result; -} - - -void IC::SetTargetAtAddress(Address address, Code* target) { - ASSERT(target->is_inline_cache_stub() || target->is_compare_ic_stub()); - Heap* heap = target->GetHeap(); - Code* old_target = GetTargetAtAddress(address); -#ifdef DEBUG - // STORE_IC and KEYED_STORE_IC use Code::extra_ic_state() to mark - // ICs as strict mode. The strict-ness of the IC must be preserved. - if (old_target->kind() == Code::STORE_IC || - old_target->kind() == Code::KEYED_STORE_IC) { - ASSERT(Code::GetStrictMode(old_target->extra_ic_state()) == - Code::GetStrictMode(target->extra_ic_state())); - } -#endif - Assembler::set_target_address_at(address, target->instruction_start()); - if (heap->gc_state() == Heap::MARK_COMPACT) { - heap->mark_compact_collector()->RecordCodeTargetPatch(address, target); - } else { - heap->incremental_marking()->RecordCodeTargetPatch(address, target); - } - PostPatching(address, target, old_target); -} - - -InlineCacheHolderFlag IC::GetCodeCacheForObject(Object* object, - JSObject* holder) { - if (object->IsJSObject()) { - return GetCodeCacheForObject(JSObject::cast(object), holder); - } - // If the object is a value, we use the prototype map for the cache. - ASSERT(object->IsString() || object->IsSymbol() || - object->IsNumber() || object->IsBoolean()); - return DELEGATE_MAP; -} - - -InlineCacheHolderFlag IC::GetCodeCacheForObject(JSObject* object, - JSObject* holder) { - // Fast-properties and global objects store stubs in their own maps. - // Slow properties objects use prototype's map (unless the property is its own - // when holder == object). It works because slow properties objects having - // the same prototype (or a prototype with the same map) and not having - // the property are interchangeable for such a stub. - if (holder != object && - !object->HasFastProperties() && - !object->IsJSGlobalProxy() && - !object->IsJSGlobalObject()) { - return DELEGATE_MAP; - } - return OWN_MAP; -} - - -JSObject* IC::GetCodeCacheHolder(Isolate* isolate, - Object* object, - InlineCacheHolderFlag holder) { - Object* map_owner = holder == OWN_MAP ? object : object->GetDelegate(isolate); - ASSERT(map_owner->IsJSObject()); - return JSObject::cast(map_owner); -} - - -} } // namespace v8::internal - -#endif // V8_IC_INL_H_ |