138 lines
5.8 KiB
C++
138 lines
5.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: set ts=8 sts=2 et sw=2 tw=80:
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* Telemetry and use counter functionality. */
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#ifndef js_friend_UsageStatistics_h
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#define js_friend_UsageStatistics_h
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#include <stdint.h> // uint32_t
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#include "jstypes.h" // JS_PUBLIC_API
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struct JS_PUBLIC_API JSContext;
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class JS_PUBLIC_API JSObject;
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/*
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* Legacy telemetry metrics passed to the accumulate telemetry callback.
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*
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* It's OK for these enum values to change as they will be mapped to a fixed
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* member of the mozilla::Telemetry::HistogramID enum by the callback.
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*/
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#define FOR_EACH_JS_LEGACY_METRIC(_) \
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_(GC_REASON_2, Enumeration) \
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_(GC_IS_COMPARTMENTAL, Boolean) \
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_(GC_ZONE_COUNT, QuantityDistribution) \
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_(GC_ZONES_COLLECTED, QuantityDistribution) \
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_(GC_MS, TimeDuration_MS) \
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_(GC_BUDGET_MS_2, TimeDuration_MS) \
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_(GC_BUDGET_WAS_INCREASED, Boolean) \
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_(GC_SLICE_WAS_LONG, Boolean) \
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_(GC_BUDGET_OVERRUN, TimeDuration_US) \
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_(GC_ANIMATION_MS, TimeDuration_MS) \
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_(GC_MAX_PAUSE_MS_2, TimeDuration_MS) \
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_(GC_PREPARE_MS, TimeDuration_MS) \
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_(GC_MARK_MS, TimeDuration_MS) \
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_(GC_SWEEP_MS, TimeDuration_MS) \
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_(GC_COMPACT_MS, TimeDuration_MS) \
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_(GC_MARK_ROOTS_US, TimeDuration_US) \
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_(GC_MARK_GRAY_MS_2, TimeDuration_MS) \
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_(GC_MARK_WEAK_MS, TimeDuration_MS) \
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_(GC_SLICE_MS, TimeDuration_MS) \
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_(GC_SLOW_PHASE, Enumeration) \
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_(GC_SLOW_TASK, Enumeration) \
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_(GC_MMU_50, Percentage) \
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_(GC_RESET, Boolean) \
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_(GC_RESET_REASON, Enumeration) \
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_(GC_NON_INCREMENTAL, Boolean) \
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_(GC_NON_INCREMENTAL_REASON, Enumeration) \
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_(GC_MINOR_REASON, Enumeration) \
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_(GC_MINOR_REASON_LONG, Enumeration) \
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_(GC_MINOR_US, TimeDuration_US) \
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_(GC_NURSERY_BYTES_2, MemoryDistribution) \
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_(GC_PRETENURE_COUNT_2, QuantityDistribution) \
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_(GC_NURSERY_PROMOTION_RATE, Percentage) \
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_(GC_TENURED_SURVIVAL_RATE, Percentage) \
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_(GC_MARK_RATE_2, QuantityDistribution) \
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_(GC_TIME_BETWEEN_S, TimeDuration_S) \
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_(GC_TIME_BETWEEN_SLICES_MS, TimeDuration_MS) \
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_(GC_SLICE_COUNT, QuantityDistribution) \
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_(GC_EFFECTIVENESS, MemoryDistribution) \
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_(GC_PARALLEL_MARK, Boolean) \
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_(GC_PARALLEL_MARK_SPEEDUP, Integer) \
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_(GC_PARALLEL_MARK_UTILIZATION, Percentage) \
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_(GC_PARALLEL_MARK_INTERRUPTIONS, Integer) \
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_(GC_TASK_START_DELAY_US, TimeDuration_US)
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/*
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* Append any glean only telemetry metrics to the following list.
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* However, unlike the legacy list, each glean metric must be manually added
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* to the switch statement in AccumulateTelemetryCallback().
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*/
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#define FOR_EACH_JS_GLEAN_METRIC(_) \
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_(ION_COMPILE_TIME, TimeDuration_US) \
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_(GC_GLEAN_SLOW_PHASE, Enumeration) \
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_(GC_GLEAN_SLOW_TASK, Enumeration)
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#define FOR_EACH_JS_METRIC(_) \
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FOR_EACH_JS_LEGACY_METRIC(_) \
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FOR_EACH_JS_GLEAN_METRIC(_)
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// clang-format off
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#define ENUM_DEF(NAME, _) NAME,
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enum class JSMetric {
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FOR_EACH_JS_METRIC(ENUM_DEF)
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Count
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};
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#undef ENUM_DEF
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// clang-format on
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using JSAccumulateTelemetryDataCallback = void (*)(JSMetric, uint32_t);
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extern JS_PUBLIC_API void JS_SetAccumulateTelemetryCallback(
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JSContext* cx, JSAccumulateTelemetryDataCallback callback);
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#define FOR_EACH_JS_USE_COUNTER(_) \
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_(ASMJS, AsmJS) \
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_(WASM, Wasm) \
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_(WASM_LEGACY_EXCEPTIONS, WasmLegacyExceptions) \
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_(ISHTMLDDA_FUSE, IsHTMLDDAFuse) \
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_(OPTIMIZE_GET_ITERATOR_FUSE, OptimizeGetIteratorFuse) \
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_(THENABLE_USE, ThenableUse) \
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_(THENABLE_USE_PROTO, ThenableUseProto) \
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_(THENABLE_USE_STANDARD_PROTO, ThenableUseStandardProto) \
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_(THENABLE_USE_OBJECT_PROTO, ThenableUseObjectProto) \
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_(LEGACY_LANG_SUBTAG, LegacyLangSubtag) \
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_(IC_STUB_TOO_LARGE, ICStubTooLarge) \
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_(IC_STUB_OOM, ICStubOOM) \
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_(ERRORSTACK_GETTER, ErrorStackGetter) \
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_(ERRORSTACK_GETTER_NO_ERRORDATA, ErrorStackGetterNoErrorData) \
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_(ERRORSTACK_SETTER, ErrorStackSetter) \
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_(ERRORSTACK_SETTER_NONSTRING, ErrorStackSetterNonString) \
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_(ERRORSTACK_SETTER_NO_ERRORDATA, ErrorStackSetterNoErrorData) \
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_(DATEPARSE, DateParse) \
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_(DATEPARSE_IMPL_DEF, DateParseImplDef) \
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_(OPTIMIZE_ARRAY_SPECIES_FUSE, OptimizeArraySpeciesFuse) \
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_(OPTIMIZE_PROMISE_LOOKUP_FUSE, OptimizePromiseLookupFuse) \
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_(REGEXP_SYMBOL_PROTOCOL_ON_PRIMITIVE, RegExpSymbolProtocolOnPrimitive)
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/*
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* Use counter names passed to the accumulate use counter callback.
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*
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* It's OK to for these enum values to change as they will be mapped to a
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* fixed member of the mozilla::UseCounter enum by the callback.
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*/
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#define ENUM_DEF(NAME, _) NAME,
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enum class JSUseCounter { FOR_EACH_JS_USE_COUNTER(ENUM_DEF) COUNT };
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#undef ENUM_DEF
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using JSSetUseCounterCallback = void (*)(JSObject*, JSUseCounter);
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extern JS_PUBLIC_API void JS_SetSetUseCounterCallback(
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JSContext* cx, JSSetUseCounterCallback callback);
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#endif // js_friend_UsageStatistics_h
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