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LLIntEntrypoints.cpp
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executable file
·107 lines (93 loc) · 4 KB
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/*
* Copyright (C) 2012, 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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.
*/
#include "config.h"
#include "LLIntEntrypoints.h"
#if ENABLE(LLINT)
#include "CodeBlock.h"
#include "JITCode.h"
#include "JSObject.h"
#include "LLIntThunks.h"
#include "LowLevelInterpreter.h"
#include "VM.h"
namespace JSC { namespace LLInt {
void setFunctionEntrypoint(VM& vm, FunctionCodeBlock* codeBlock)
{
CodeSpecializationKind kind = codeBlock->specializationKind();
if (!vm.canUseJIT()) {
if (kind == CodeForCall) {
codeBlock->setJITCode(
adoptRef(new DirectJITCode(MacroAssemblerCodeRef::createLLIntCodeRef(llint_function_for_call_prologue), JITCode::InterpreterThunk)),
MacroAssemblerCodePtr::createLLIntCodePtr(llint_function_for_call_arity_check));
return;
}
ASSERT(kind == CodeForConstruct);
codeBlock->setJITCode(
adoptRef(new DirectJITCode(MacroAssemblerCodeRef::createLLIntCodeRef(llint_function_for_construct_prologue), JITCode::InterpreterThunk)),
MacroAssemblerCodePtr::createLLIntCodePtr(llint_function_for_construct_arity_check));
return;
}
#if ENABLE(JIT)
if (kind == CodeForCall) {
codeBlock->setJITCode(
adoptRef(new DirectJITCode(vm.getCTIStub(functionForCallEntryThunkGenerator), JITCode::InterpreterThunk)),
vm.getCTIStub(functionForCallArityCheckThunkGenerator).code());
return;
}
ASSERT(kind == CodeForConstruct);
codeBlock->setJITCode(
adoptRef(new DirectJITCode(vm.getCTIStub(functionForConstructEntryThunkGenerator), JITCode::InterpreterThunk)),
vm.getCTIStub(functionForConstructArityCheckThunkGenerator).code());
#endif // ENABLE(JIT)
}
void setEvalEntrypoint(VM& vm, EvalCodeBlock* codeBlock)
{
if (!vm.canUseJIT()) {
codeBlock->setJITCode(
adoptRef(new DirectJITCode(MacroAssemblerCodeRef::createLLIntCodeRef(llint_eval_prologue), JITCode::InterpreterThunk)),
MacroAssemblerCodePtr());
return;
}
#if ENABLE(JIT)
codeBlock->setJITCode(
adoptRef(new DirectJITCode(vm.getCTIStub(evalEntryThunkGenerator), JITCode::InterpreterThunk)),
MacroAssemblerCodePtr());
#endif
}
void setProgramEntrypoint(VM& vm, ProgramCodeBlock* codeBlock)
{
if (!vm.canUseJIT()) {
codeBlock->setJITCode(
adoptRef(new DirectJITCode(MacroAssemblerCodeRef::createLLIntCodeRef(llint_program_prologue), JITCode::InterpreterThunk)),
MacroAssemblerCodePtr());
return;
}
#if ENABLE(JIT)
codeBlock->setJITCode(
adoptRef(new DirectJITCode(vm.getCTIStub(programEntryThunkGenerator), JITCode::InterpreterThunk)),
MacroAssemblerCodePtr());
#endif
}
} } // namespace JSC::LLInt
#endif // ENABLE(LLINT)