1/* 2 * Copyright (C) 2013 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "FTLState.h" 28 29#if ENABLE(FTL_JIT) 30 31#include "CodeBlockWithJITType.h" 32#include "FTLForOSREntryJITCode.h" 33#include "FTLJITCode.h" 34#include "FTLJITFinalizer.h" 35 36namespace JSC { namespace FTL { 37 38using namespace DFG; 39 40State::State(Graph& graph) 41 : graph(graph) 42 , context(llvm->ContextCreate()) 43 , module(0) 44 , function(0) 45 , generatedFunction(0) 46 , compactUnwind(0) 47 , compactUnwindSize(0) 48{ 49 switch (graph.m_plan.mode) { 50 case FTLMode: { 51 jitCode = adoptRef(new JITCode()); 52 break; 53 } 54 case FTLForOSREntryMode: { 55 RefPtr<ForOSREntryJITCode> code = adoptRef(new ForOSREntryJITCode()); 56 code->initializeEntryBuffer(graph.m_vm, graph.m_profiledBlock->m_numCalleeRegisters); 57 code->setBytecodeIndex(graph.m_plan.osrEntryBytecodeIndex); 58 jitCode = code; 59 break; 60 } 61 default: 62 RELEASE_ASSERT_NOT_REACHED(); 63 break; 64 } 65 66 finalizer = new JITFinalizer(graph.m_plan); 67 graph.m_plan.finalizer = adoptPtr(finalizer); 68} 69 70State::~State() 71{ 72 llvm->ContextDispose(context); 73} 74 75void State::dumpState(const char* when) 76{ 77 dataLog("LLVM IR for ", CodeBlockWithJITType(graph.m_codeBlock, FTL::JITCode::FTLJIT), " ", when, ":\n"); 78 dumpModule(module); 79} 80 81} } // namespace JSC::FTL 82 83#endif // ENABLE(FTL_JIT) 84 85