Bug 1421358 - Remove GCRuntime::notifyDidPaint and refresh_frame_slices.enabled pref. r=jonco

MozReview-Commit-ID: HBh0qyPckKv
This commit is contained in:
Adrian Wielgosik 2017-12-13 23:52:31 +01:00 committed by Emilio Cobos Álvarez
parent 5a9bc69d68
commit 0e43a76787
9 changed files with 2 additions and 86 deletions

View File

@ -2728,10 +2728,6 @@ nsJSContext::EnsureStatics()
"javascript.options.mem.gc_dynamic_mark_slice",
(void *)JSGC_DYNAMIC_MARK_SLICE);
Preferences::RegisterCallbackAndCall(SetMemoryPrefChangedCallbackBool,
"javascript.options.mem.gc_refresh_frame_slices_enabled",
(void *)JSGC_REFRESH_FRAME_SLICES_ENABLED);
Preferences::RegisterCallbackAndCall(SetMemoryPrefChangedCallbackBool,
"javascript.options.mem.gc_dynamic_heap_growth",
(void *)JSGC_DYNAMIC_HEAP_GROWTH);

View File

@ -553,15 +553,6 @@ LoadJSGCMemoryOptions(const char* aPrefName, void* /* aClosure */)
continue;
}
matchName.RebindLiteral(PREF_MEM_OPTIONS_PREFIX "gc_refresh_frame_slices_enabled");
if (memPrefName == matchName ||
(gRuntimeServiceDuringInit && index == 15)) {
bool prefValue = GetWorkerPref(matchName, false);
UpdateOtherJSGCMemoryOption(rts, JSGC_REFRESH_FRAME_SLICES_ENABLED,
prefValue ? 0 : 1);
continue;
}
#ifdef DEBUG
nsAutoCString message("Workers don't support the 'mem.");
message.Append(memPrefName);

View File

@ -95,7 +95,6 @@ struct JSSettings
JSSettings_JSGC_SLICE_TIME_BUDGET,
JSSettings_JSGC_DYNAMIC_HEAP_GROWTH,
JSSettings_JSGC_DYNAMIC_MARK_SLICE,
JSSettings_JSGC_REFRESH_FRAME_SLICES,
// JSGC_MODE not supported
// This must be last so that we get an accurate count.

View File

@ -244,14 +244,6 @@ typedef enum JSGCParamKey {
*/
JSGC_COMPACTING_ENABLED = 23,
/**
* If true, painting can trigger IGC slices.
*
* Pref: javascript.options.mem.gc_refresh_frame_slices_enabled
* Default: RefreshFrameSlicesEnabled
*/
JSGC_REFRESH_FRAME_SLICES_ENABLED = 24,
/**
* Factor for triggering a GC based on JSGC_ALLOCATION_THRESHOLD
*
@ -390,7 +382,7 @@ struct Zone;
D(DOM_IPC) \
D(DOM_WORKER) \
D(INTER_SLICE_GC) \
D(REFRESH_FRAME) \
D(UNUSED1) \
D(FULL_GC_TIMER) \
D(SHUTDOWN_CC) \
D(UNUSED2) \

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@ -370,8 +370,7 @@ MinorGC(JSContext* cx, unsigned argc, Value* vp)
_("allocationThreshold", JSGC_ALLOCATION_THRESHOLD, true) \
_("minEmptyChunkCount", JSGC_MIN_EMPTY_CHUNK_COUNT, true) \
_("maxEmptyChunkCount", JSGC_MAX_EMPTY_CHUNK_COUNT, true) \
_("compactingEnabled", JSGC_COMPACTING_ENABLED, true) \
_("refreshFrameSlicesEnabled", JSGC_REFRESH_FRAME_SLICES_ENABLED, true)
_("compactingEnabled", JSGC_COMPACTING_ENABLED, true)
static const struct ParamInfo {
const char* name;

View File

@ -60,9 +60,7 @@ enum class AbortReason {
#define JS_FOR_EACH_ZEAL_MODE(D) \
D(RootsChange, 1) \
D(Alloc, 2) \
D(FrameGC, 3) \
D(VerifierPre, 4) \
D(FrameVerifierPre, 5) \
D(GenerationalGC, 7) \
D(IncrementalRootsThenFinish, 8) \
D(IncrementalMarkAllThenFinish, 9) \

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@ -240,13 +240,6 @@ class GCSchedulingTunables
*/
ActiveThreadData<bool> dynamicMarkSliceEnabled_;
/*
* JSGC_REFRESH_FRAME_SLICES_ENABLED
*
* Controls whether painting can trigger IGC slices.
*/
ActiveThreadData<bool> refreshFrameSlicesEnabled_;
/*
* JSGC_MIN_EMPTY_CHUNK_COUNT
* JSGC_MAX_EMPTY_CHUNK_COUNT
@ -274,7 +267,6 @@ class GCSchedulingTunables
double highFrequencyHeapGrowthMin() const { return highFrequencyHeapGrowthMin_; }
double lowFrequencyHeapGrowth() const { return lowFrequencyHeapGrowth_; }
bool isDynamicMarkSliceEnabled() const { return dynamicMarkSliceEnabled_; }
bool areRefreshFrameSlicesEnabled() const { return refreshFrameSlicesEnabled_; }
unsigned minEmptyChunkCount(const AutoLockGC&) const { return minEmptyChunkCount_; }
unsigned maxEmptyChunkCount() const { return maxEmptyChunkCount_; }
@ -804,7 +796,6 @@ class GCRuntime
void traceRuntime(JSTracer* trc, AutoLockForExclusiveAccess& lock);
void traceRuntimeForMinorGC(JSTracer* trc, AutoLockForExclusiveAccess& lock);
void notifyDidPaint();
void shrinkBuffers();
void onOutOfMallocMemory();
void onOutOfMallocMemory(const AutoLockGC& lock);
@ -1387,13 +1378,6 @@ class GCRuntime
ActiveThreadData<MarkingValidator*> markingValidator;
#endif
/*
* Indicates that a GC slice has taken place in the middle of an animation
* frame, rather than at the beginning. In this case, the next slice will be
* delayed so that we don't get back-to-back slices.
*/
ActiveThreadData<bool> interFrameGC;
/*
* Default budget for incremental GC slice. See js/SliceBudget.h.
*

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@ -325,9 +325,6 @@ namespace TuningDefaults {
/* JSGC_DYNAMIC_MARK_SLICE */
static const bool DynamicMarkSliceEnabled = false;
/* JSGC_REFRESH_FRAME_SLICES_ENABLED */
static const bool RefreshFrameSlicesEnabled = true;
/* JSGC_MIN_EMPTY_CHUNK_COUNT */
static const uint32_t MinEmptyChunkCount = 1;
@ -942,7 +939,6 @@ GCRuntime::GCRuntime(JSRuntime* rt) :
#ifdef JS_GC_ZEAL
markingValidator(nullptr),
#endif
interFrameGC(false),
defaultTimeBudget_(TuningDefaults::DefaultTimeBudget),
incrementalAllowed(true),
compactingEnabled(TuningDefaults::CompactingEnabled),
@ -990,9 +986,7 @@ const char* gc::ZealModeHelpText =
" 0: (None) Normal amount of collection (resets all modes)\n"
" 1: (RootsChange) Collect when roots are added or removed\n"
" 2: (Alloc) Collect when every N allocations (default: 100)\n"
" 3: (FrameGC) Collect when the window paints (browser only)\n"
" 4: (VerifierPre) Verify pre write barriers between instructions\n"
" 5: (FrameVerifierPre) Verify pre write barriers between paints\n"
" 7: (GenerationalGC) Collect the nursery every N nursery allocations\n"
" 8: (IncrementalRootsThenFinish) Incremental GC in two slices: 1) mark roots 2) finish collection\n"
" 9: (IncrementalMarkAllThenFinish) Incremental GC in two slices: 1) mark all 2) new marking and finish\n"
@ -1378,9 +1372,6 @@ GCSchedulingTunables::setParameter(JSGCParamKey key, uint32_t value, const AutoL
case JSGC_MAX_EMPTY_CHUNK_COUNT:
setMaxEmptyChunkCount(value);
break;
case JSGC_REFRESH_FRAME_SLICES_ENABLED:
refreshFrameSlicesEnabled_ = value != 0;
break;
default:
MOZ_CRASH("Unknown GC parameter.");
}
@ -1446,7 +1437,6 @@ GCSchedulingTunables::GCSchedulingTunables()
highFrequencyHeapGrowthMin_(TuningDefaults::HighFrequencyHeapGrowthMin),
lowFrequencyHeapGrowth_(TuningDefaults::LowFrequencyHeapGrowth),
dynamicMarkSliceEnabled_(TuningDefaults::DynamicMarkSliceEnabled),
refreshFrameSlicesEnabled_(TuningDefaults::RefreshFrameSlicesEnabled),
minEmptyChunkCount_(TuningDefaults::MinEmptyChunkCount),
maxEmptyChunkCount_(TuningDefaults::MaxEmptyChunkCount)
{}
@ -1534,9 +1524,6 @@ GCSchedulingTunables::resetParameter(JSGCParamKey key, const AutoLockGC& lock)
case JSGC_MAX_EMPTY_CHUNK_COUNT:
setMaxEmptyChunkCount(TuningDefaults::MaxEmptyChunkCount);
break;
case JSGC_REFRESH_FRAME_SLICES_ENABLED:
refreshFrameSlicesEnabled_ = TuningDefaults::RefreshFrameSlicesEnabled;
break;
default:
MOZ_CRASH("Unknown GC parameter.");
}
@ -1598,8 +1585,6 @@ GCRuntime::getParameter(JSGCParamKey key, const AutoLockGC& lock)
return tunables.maxEmptyChunkCount();
case JSGC_COMPACTING_ENABLED:
return compactingEnabled;
case JSGC_REFRESH_FRAME_SLICES_ENABLED:
return tunables.areRefreshFrameSlicesEnabled();
default:
MOZ_ASSERT(key == JSGC_NUMBER);
return uint32_t(number);
@ -7286,7 +7271,6 @@ GCRuntime::gcCycle(bool nonincrementalByAPI, SliceBudget& budget, JS::gcreason::
AutoTraceSession session(rt, JS::HeapState::MajorCollecting);
majorGCTriggerReason = JS::gcreason::NO_REASON;
interFrameGC = true;
number++;
if (!isIncrementalGCInProgress())
@ -7595,30 +7579,6 @@ GCRuntime::abortGC()
collect(false, SliceBudget::unlimited(), JS::gcreason::ABORT_GC);
}
void
GCRuntime::notifyDidPaint()
{
MOZ_ASSERT(CurrentThreadCanAccessRuntime(rt));
#ifdef JS_GC_ZEAL
if (hasZealMode(ZealMode::FrameVerifierPre))
verifyPreBarriers();
if (hasZealMode(ZealMode::FrameGC)) {
JS::PrepareForFullGC(rt->activeContextFromOwnThread());
gc(GC_NORMAL, JS::gcreason::REFRESH_FRAME);
return;
}
#endif
if (isIncrementalGCInProgress() && !interFrameGC && tunables.areRefreshFrameSlicesEnabled()) {
JS::PrepareForIncrementalGC(rt->activeContextFromOwnThread());
gcSlice(JS::gcreason::REFRESH_FRAME);
}
interFrameGC = false;
}
static bool
ZonesSelected(JSRuntime* rt)
{

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@ -1490,9 +1490,6 @@ pref("javascript.options.mem.gc_dynamic_heap_growth", true);
// Override SpiderMonkey default (false).
pref("javascript.options.mem.gc_dynamic_mark_slice", true);
// JSGC_REFRESH_FRAME_SLICES_ENABLED
pref("javascript.options.mem.gc_refresh_frame_slices_enabled", true);
// JSGC_ALLOCATION_THRESHOLD
pref("javascript.options.mem.gc_allocation_threshold_mb", 30);