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