| | 1 | /* |
| | 2 | * Copyright (C) 2011 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 | #ifndef DFGPhase_h |
| | 27 | #define DFGPhase_h |
| | 28 | |
| | 29 | #include <wtf/Platform.h> |
| | 30 | |
| | 31 | #if ENABLE(DFG_JIT) |
| | 32 | |
| | 33 | #include "DFGCommon.h" |
| | 34 | #include "DFGGraph.h" |
| | 35 | |
| | 36 | namespace JSC { namespace DFG { |
| | 37 | |
| | 38 | class Phase { |
| | 39 | public: |
| | 40 | Phase(Graph& graph, const char* name) |
| | 41 | : m_graph(graph) |
| | 42 | , m_name(name) |
| | 43 | { |
| | 44 | beginPhase(); |
| | 45 | } |
| | 46 | |
| | 47 | ~Phase() |
| | 48 | { |
| | 49 | endPhase(); |
| | 50 | } |
| | 51 | |
| | 52 | // Each phase must have a run() method. |
| | 53 | |
| | 54 | protected: |
| | 55 | // Things you need to have a DFG compiler phase. |
| | 56 | Graph& m_graph; |
| | 57 | |
| | 58 | JSGlobalData& globalData() { return m_graph.m_globalData; } |
| | 59 | CodeBlock* codeBlock() { return m_graph.m_codeBlock; } |
| | 60 | CodeBlock* profiledBlock() { return m_graph.m_profiledBlock; } |
| | 61 | |
| | 62 | const char* m_name; |
| | 63 | |
| | 64 | private: |
| | 65 | // Call these hooks when starting and finishing. |
| | 66 | #if DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE) |
| | 67 | void beginPhase(); |
| | 68 | void endPhase(); |
| | 69 | #else // DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE) |
| | 70 | void beginPhase() { } |
| | 71 | void endPhase() { } |
| | 72 | #endif // DFG_ENABLE(DEBUG_PROPAGATION_VERBOSE) |
| | 73 | }; |
| | 74 | |
| | 75 | template<typename PhaseType> |
| | 76 | void runPhase(Graph& graph) |
| | 77 | { |
| | 78 | PhaseType phase(graph); |
| | 79 | phase.run(); |
| | 80 | } |
| | 81 | |
| | 82 | } } // namespace JSC::DFG |
| | 83 | |
| | 84 | #endif // ENABLE(DFG_JIT) |
| | 85 | |
| | 86 | #endif // DFGPhase_h |
| | 87 | |
projects / apple / javascriptcore.git / blame_incremental