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comparison: js/src/jit/IonSpewer.h
js/src/jit/IonSpewer.h
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * vim: set ts=8 sts=4 et sw=4 tw=99: | |
| 3 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef jit_IonSpewer_h | |
| 8 #define jit_IonSpewer_h | |
| 9 | |
| 10 #include "mozilla/DebugOnly.h" | |
| 11 | |
| 12 #include <stdarg.h> | |
| 13 | |
| 14 #include "jit/C1Spewer.h" | |
| 15 #include "jit/JSONSpewer.h" | |
| 16 #include "js/RootingAPI.h" | |
| 17 | |
| 18 namespace js { | |
| 19 namespace jit { | |
| 20 | |
| 21 // New channels may be added below. | |
| 22 #define IONSPEW_CHANNEL_LIST(_) \ | |
| 23 /* Used to abort SSA construction */ \ | |
| 24 _(Abort) \ | |
| 25 /* Information about compiled scripts */\ | |
| 26 _(Scripts) \ | |
| 27 /* Information during MIR building */ \ | |
| 28 _(Logs) \ | |
| 29 /* Info about failing to log script */ \ | |
| 30 _(MIR) \ | |
| 31 /* Information during alias analysis */ \ | |
| 32 _(Alias) \ | |
| 33 /* Information during GVN */ \ | |
| 34 _(GVN) \ | |
| 35 /* Information during Range analysis */ \ | |
| 36 _(Range) \ | |
| 37 /* Information during LICM */ \ | |
| 38 _(LICM) \ | |
| 39 /* Information during regalloc */ \ | |
| 40 _(RegAlloc) \ | |
| 41 /* Information during inlining */ \ | |
| 42 _(Inlining) \ | |
| 43 /* Information during codegen */ \ | |
| 44 _(Codegen) \ | |
| 45 /* Information during bailouts */ \ | |
| 46 _(Bailouts) \ | |
| 47 /* Information during OSI */ \ | |
| 48 _(Invalidate) \ | |
| 49 /* Debug info about snapshots */ \ | |
| 50 _(Snapshots) \ | |
| 51 /* Generated inline cache stubs */ \ | |
| 52 _(InlineCaches) \ | |
| 53 /* Debug info about safepoints */ \ | |
| 54 _(Safepoints) \ | |
| 55 /* Debug info about Pools*/ \ | |
| 56 _(Pools) \ | |
| 57 /* Calls to js::jit::Trace() */ \ | |
| 58 _(Trace) \ | |
| 59 /* Debug info about the I$ */ \ | |
| 60 _(CacheFlush) \ | |
| 61 \ | |
| 62 /* BASELINE COMPILER SPEW */ \ | |
| 63 \ | |
| 64 /* Aborting Script Compilation. */ \ | |
| 65 _(BaselineAbort) \ | |
| 66 /* Script Compilation. */ \ | |
| 67 _(BaselineScripts) \ | |
| 68 /* Detailed op-specific spew. */ \ | |
| 69 _(BaselineOp) \ | |
| 70 /* Inline caches. */ \ | |
| 71 _(BaselineIC) \ | |
| 72 /* Inline cache fallbacks. */ \ | |
| 73 _(BaselineICFallback) \ | |
| 74 /* OSR from Baseline => Ion. */ \ | |
| 75 _(BaselineOSR) \ | |
| 76 /* Bailouts. */ \ | |
| 77 _(BaselineBailouts) \ | |
| 78 /* Debug Mode On Stack Recompile . */ \ | |
| 79 _(BaselineDebugModeOSR) | |
| 80 | |
| 81 | |
| 82 enum IonSpewChannel { | |
| 83 #define IONSPEW_CHANNEL(name) IonSpew_##name, | |
| 84 IONSPEW_CHANNEL_LIST(IONSPEW_CHANNEL) | |
| 85 #undef IONSPEW_CHANNEL | |
| 86 IonSpew_Terminator | |
| 87 }; | |
| 88 | |
| 89 | |
| 90 // The IonSpewer is only available on debug builds. | |
| 91 // None of the global functions have effect on non-debug builds. | |
| 92 static const int NULL_ID = -1; | |
| 93 | |
| 94 #ifdef DEBUG | |
| 95 | |
| 96 class IonSpewer | |
| 97 { | |
| 98 private: | |
| 99 MIRGraph *graph; | |
| 100 JS::HandleScript function; | |
| 101 C1Spewer c1Spewer; | |
| 102 JSONSpewer jsonSpewer; | |
| 103 bool inited_; | |
| 104 | |
| 105 public: | |
| 106 IonSpewer() | |
| 107 : graph(nullptr), function(NullPtr()), inited_(false) | |
| 108 { } | |
| 109 | |
| 110 // File output is terminated safely upon destruction. | |
| 111 ~IonSpewer(); | |
| 112 | |
| 113 bool init(); | |
| 114 void beginFunction(MIRGraph *graph, JS::HandleScript); | |
| 115 bool isSpewingFunction() const; | |
| 116 void spewPass(const char *pass); | |
| 117 void spewPass(const char *pass, LinearScanAllocator *ra); | |
| 118 void endFunction(); | |
| 119 }; | |
| 120 | |
| 121 void IonSpewNewFunction(MIRGraph *graph, JS::HandleScript function); | |
| 122 void IonSpewPass(const char *pass); | |
| 123 void IonSpewPass(const char *pass, LinearScanAllocator *ra); | |
| 124 void IonSpewEndFunction(); | |
| 125 | |
| 126 void CheckLogging(); | |
| 127 extern FILE *IonSpewFile; | |
| 128 void IonSpew(IonSpewChannel channel, const char *fmt, ...); | |
| 129 void IonSpewStart(IonSpewChannel channel, const char *fmt, ...); | |
| 130 void IonSpewCont(IonSpewChannel channel, const char *fmt, ...); | |
| 131 void IonSpewFin(IonSpewChannel channel); | |
| 132 void IonSpewHeader(IonSpewChannel channel); | |
| 133 bool IonSpewEnabled(IonSpewChannel channel); | |
| 134 void IonSpewVA(IonSpewChannel channel, const char *fmt, va_list ap); | |
| 135 void IonSpewStartVA(IonSpewChannel channel, const char *fmt, va_list ap); | |
| 136 void IonSpewContVA(IonSpewChannel channel, const char *fmt, va_list ap); | |
| 137 | |
| 138 void EnableChannel(IonSpewChannel channel); | |
| 139 void DisableChannel(IonSpewChannel channel); | |
| 140 void EnableIonDebugLogging(); | |
| 141 | |
| 142 #else | |
| 143 | |
| 144 static inline void IonSpewNewFunction(MIRGraph *graph, JS::HandleScript function) | |
| 145 { } | |
| 146 static inline void IonSpewPass(const char *pass) | |
| 147 { } | |
| 148 static inline void IonSpewPass(const char *pass, LinearScanAllocator *ra) | |
| 149 { } | |
| 150 static inline void IonSpewEndFunction() | |
| 151 { } | |
| 152 | |
| 153 static inline void CheckLogging() | |
| 154 { } | |
| 155 static FILE *const IonSpewFile = nullptr; | |
| 156 static inline void IonSpew(IonSpewChannel, const char *fmt, ...) | |
| 157 { } | |
| 158 static inline void IonSpewStart(IonSpewChannel channel, const char *fmt, ...) | |
| 159 { } | |
| 160 static inline void IonSpewCont(IonSpewChannel channel, const char *fmt, ...) | |
| 161 { } | |
| 162 static inline void IonSpewFin(IonSpewChannel channel) | |
| 163 { } | |
| 164 | |
| 165 static inline void IonSpewHeader(IonSpewChannel channel) | |
| 166 { } | |
| 167 static inline bool IonSpewEnabled(IonSpewChannel channel) | |
| 168 { return false; } | |
| 169 static inline void IonSpewVA(IonSpewChannel channel, const char *fmt, va_list ap) | |
| 170 { } | |
| 171 | |
| 172 static inline void EnableChannel(IonSpewChannel) | |
| 173 { } | |
| 174 static inline void DisableChannel(IonSpewChannel) | |
| 175 { } | |
| 176 static inline void EnableIonDebugLogging() | |
| 177 { } | |
| 178 | |
| 179 #endif /* DEBUG */ | |
| 180 | |
| 181 template <IonSpewChannel Channel> | |
| 182 class AutoDisableSpew | |
| 183 { | |
| 184 mozilla::DebugOnly<bool> enabled_; | |
| 185 | |
| 186 public: | |
| 187 AutoDisableSpew() | |
| 188 : enabled_(IonSpewEnabled(Channel)) | |
| 189 { | |
| 190 DisableChannel(Channel); | |
| 191 } | |
| 192 | |
| 193 ~AutoDisableSpew() | |
| 194 { | |
| 195 #ifdef DEBUG | |
| 196 if (enabled_) | |
| 197 EnableChannel(Channel); | |
| 198 #endif | |
| 199 } | |
| 200 }; | |
| 201 | |
| 202 } /* ion */ | |
| 203 } /* js */ | |
| 204 | |
| 205 #endif /* jit_IonSpewer_h */ |
