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Copy pathFTLState.cpp
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84 lines (72 loc) · 2.61 KB
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/*
* Copyright (C) 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 "FTLState.h"
#if ENABLE(FTL_JIT)
#include "CodeBlockWithJITType.h"
#include "FTLForOSREntryJITCode.h"
#include "FTLJITCode.h"
#include "FTLJITFinalizer.h"
namespace JSC { namespace FTL {
using namespace DFG;
State::State(Graph& graph)
: graph(graph)
, context(llvm->ContextCreate())
, module(0)
, function(0)
, generatedFunction(0)
, compactUnwind(0)
, compactUnwindSize(0)
{
switch (graph.m_plan.mode) {
case FTLMode: {
jitCode = adoptRef(new JITCode());
break;
}
case FTLForOSREntryMode: {
RefPtr<ForOSREntryJITCode> code = adoptRef(new ForOSREntryJITCode());
code->initializeEntryBuffer(graph.m_vm, graph.m_profiledBlock->m_numCalleeRegisters);
code->setBytecodeIndex(graph.m_plan.osrEntryBytecodeIndex);
jitCode = code;
break;
}
default:
RELEASE_ASSERT_NOT_REACHED();
break;
}
finalizer = new JITFinalizer(graph.m_plan);
graph.m_plan.finalizer = adoptPtr(finalizer);
}
State::~State()
{
llvm->ContextDispose(context);
}
void State::dumpState(const char* when)
{
dataLog("LLVM IR for ", CodeBlockWithJITType(graph.m_codeBlock, FTL::JITCode::FTLJIT), " ", when, ":\n");
dumpModule(module);
}
} } // namespace JSC::FTL
#endif // ENABLE(FTL_JIT)