| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
| * vim: set ts=8 sts=4 et sw=4 tw=99: |
| * This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| #ifndef jit_PerfSpewer_h |
| #define jit_PerfSpewer_h |
| |
| #ifdef JS_ION_PERF |
| # include <stdio.h> |
| # include "jit/MacroAssembler.h" |
| #endif |
| |
| namespace js { |
| namespace jit { |
| |
| class MBasicBlock; |
| class MacroAssembler; |
| |
| #ifdef JS_ION_PERF |
| void CheckPerf(); |
| bool PerfBlockEnabled(); |
| bool PerfFuncEnabled(); |
| static inline bool PerfEnabled() { |
| return PerfBlockEnabled() || PerfFuncEnabled(); |
| } |
| #else |
| static inline void CheckPerf() {} |
| static inline bool PerfBlockEnabled() { return false; } |
| static inline bool PerfFuncEnabled() { return false; } |
| static inline bool PerfEnabled() { return false; } |
| #endif |
| |
| #ifdef JS_ION_PERF |
| |
| struct Record { |
| const char* filename; |
| unsigned lineNumber; |
| unsigned columnNumber; |
| uint32_t id; |
| Label start, end; |
| size_t startOffset, endOffset; |
| |
| Record(const char* filename, |
| unsigned lineNumber, |
| unsigned columnNumber, |
| uint32_t id) |
| : filename(filename), lineNumber(lineNumber), |
| columnNumber(columnNumber), id(id), |
| startOffset(0u), endOffset(0u) |
| {} |
| }; |
| |
| typedef Vector<Record, 1, SystemAllocPolicy> BasicBlocksVector; |
| |
| class PerfSpewer |
| { |
| protected: |
| static uint32_t nextFunctionIndex; |
| |
| public: |
| Label endInlineCode; |
| |
| protected: |
| BasicBlocksVector basicBlocks_; |
| |
| public: |
| virtual bool startBasicBlock(MBasicBlock* blk, MacroAssembler& masm); |
| virtual bool endBasicBlock(MacroAssembler& masm); |
| bool noteEndInlineCode(MacroAssembler& masm); |
| |
| void writeProfile(JSScript* script, JitCode* code, MacroAssembler& masm); |
| }; |
| |
| void writePerfSpewerBaselineProfile(JSScript* script, JitCode* code); |
| void writePerfSpewerJitCodeProfile(JitCode* code, const char* msg); |
| |
| // AsmJS doesn't support block annotations. |
| class AsmJSPerfSpewer : public PerfSpewer |
| { |
| public: |
| bool startBasicBlock(MBasicBlock* blk, MacroAssembler& masm) { return true; } |
| bool endBasicBlock(MacroAssembler& masm) { return true; } |
| }; |
| |
| void writePerfSpewerAsmJSFunctionMap(uintptr_t base, uintptr_t size, const char* filename, |
| unsigned lineno, unsigned colIndex, const char* funcName); |
| |
| #endif // JS_ION_PERF |
| |
| } // namespace jit |
| } // namespace js |
| |
| #endif /* jit_PerfSpewer_h */ |