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Bug 1173042 - Remove unused GCChunkSet and chunk hashing functions; r=ehoogeveen

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This commit is contained in:
Terrence Cole 2015-06-10 09:34:57 -07:00
parent 373a642a58
commit c4981ba498
2 changed files with 19 additions and 21 deletions
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19
js/src/jsgc.cpp
View File

@ -4058,6 +4058,25 @@ GCRuntime::markAllGrayReferences(gcstats::Phase phase)
#ifdef DEBUG
struct GCChunkHasher {
typedef gc::Chunk* Lookup;
/*
* Strip zeros for better distribution after multiplying by the golden
* ratio.
*/
static HashNumber hash(gc::Chunk* chunk) {
MOZ_ASSERT(!(uintptr_t(chunk) & gc::ChunkMask));
return HashNumber(uintptr_t(chunk) >> gc::ChunkShift);
}
static bool match(gc::Chunk* k, gc::Chunk* l) {
MOZ_ASSERT(!(uintptr_t(k) & gc::ChunkMask));
MOZ_ASSERT(!(uintptr_t(l) & gc::ChunkMask));
return k == l;
}
};
class js::gc::MarkingValidator
{
public:

21
js/src/jsgc.h
View File

@ -1100,27 +1100,6 @@ class GCParallelTask
virtual void runFromHelperThread();
};
struct GCChunkHasher {
typedef gc::Chunk* Lookup;
/*
* Strip zeros for better distribution after multiplying by the golden
* ratio.
*/
static HashNumber hash(gc::Chunk* chunk) {
MOZ_ASSERT(!(uintptr_t(chunk) & gc::ChunkMask));
return HashNumber(uintptr_t(chunk) >> gc::ChunkShift);
}
static bool match(gc::Chunk* k, gc::Chunk* l) {
MOZ_ASSERT(!(uintptr_t(k) & gc::ChunkMask));
MOZ_ASSERT(!(uintptr_t(l) & gc::ChunkMask));
return k == l;
}
};
typedef HashSet<js::gc::Chunk*, GCChunkHasher, SystemAllocPolicy> GCChunkSet;
typedef void (*IterateChunkCallback)(JSRuntime* rt, void* data, gc::Chunk* chunk);
typedef void (*IterateZoneCallback)(JSRuntime* rt, void* data, JS::Zone* zone);
typedef void (*IterateArenaCallback)(JSRuntime* rt, void* data, gc::Arena* arena,