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Bug 1043605 - Fix up DEBUG/JS_DEBUG confusion in HashTable.h. r=jwalden.

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--HG--
extra : rebase_source : ae56e815766be675083596e177844e2365e93906
This commit is contained in:
Nicholas Nethercote 2014-08-10 23:17:44 -07:00
parent 77af944fa8
commit ca88efe960
1 changed files with 36 additions and 22 deletions
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58
js/public/HashTable.h
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@ -11,7 +11,6 @@
#include "mozilla/Assertions.h"
#include "mozilla/Attributes.h"
#include "mozilla/Casting.h"
#include "mozilla/DebugOnly.h"
#include "mozilla/MemoryReporting.h"
#include "mozilla/Move.h"
#include "mozilla/NullPtr.h"
@ -762,7 +761,7 @@ class HashTable : private AllocPolicy
void nonNull() {}
Entry *entry_;
#ifdef DEBUG
#ifdef JS_DEBUG
const HashTable *table_;
uint32_t generation;
#endif
@ -770,7 +769,7 @@ class HashTable : private AllocPolicy
protected:
Ptr(Entry &entry, const HashTable &tableArg)
: entry_(&entry)
#ifdef DEBUG
#ifdef JS_DEBUG
, table_(&tableArg)
, generation(tableArg.generation())
#endif
@ -785,7 +784,9 @@ class HashTable : private AllocPolicy
}
bool found() const {
#ifdef JS_DEBUG
MOZ_ASSERT(generation == table_->generation());
#endif
return entry_->isLive();
}
@ -799,17 +800,23 @@ class HashTable : private AllocPolicy
}
bool operator!=(const Ptr &rhs) const {
#ifdef JS_DEBUG
MOZ_ASSERT(generation == table_->generation());
#endif
return !(*this == rhs);
}
T &operator*() const {
#ifdef JS_DEBUG
MOZ_ASSERT(generation == table_->generation());
#endif
return entry_->get();
}
T *operator->() const {
#ifdef JS_DEBUG
MOZ_ASSERT(generation == table_->generation());
#endif
return &entry_->get();
}
};
@ -819,14 +826,14 @@ class HashTable : private AllocPolicy
{
friend class HashTable;
HashNumber keyHash;
#ifdef DEBUG
#ifdef JS_DEBUG
uint64_t mutationCount;
#endif
AddPtr(Entry &entry, const HashTable &tableArg, HashNumber hn)
: Ptr(entry, tableArg)
, keyHash(hn)
#ifdef DEBUG
#ifdef JS_DEBUG
, mutationCount(tableArg.mutationCount)
#endif
{}
@ -848,7 +855,7 @@ class HashTable : private AllocPolicy
Range(const HashTable &tableArg, Entry *c, Entry *e)
: cur(c)
, end(e)
#ifdef DEBUG
#ifdef JS_DEBUG
, table_(&tableArg)
, mutationCount(tableArg.mutationCount)
, generation(tableArg.generation())
@ -860,7 +867,7 @@ class HashTable : private AllocPolicy
}
Entry *cur, *end;
#ifdef DEBUG
#ifdef JS_DEBUG
const HashTable *table_;
uint64_t mutationCount;
uint32_t generation;
@ -871,7 +878,7 @@ class HashTable : private AllocPolicy
Range()
: cur(nullptr)
, end(nullptr)
#ifdef DEBUG
#ifdef JS_DEBUG
, table_(nullptr)
, mutationCount(0)
, generation(0)
@ -880,26 +887,32 @@ class HashTable : private AllocPolicy
{}
bool empty() const {
#ifdef JS_DEBUG
MOZ_ASSERT(generation == table_->generation());
MOZ_ASSERT(mutationCount == table_->mutationCount);
#endif
return cur == end;
}
T &front() const {
MOZ_ASSERT(validEntry);
MOZ_ASSERT(!empty());
#ifdef JS_DEBUG
MOZ_ASSERT(validEntry);
MOZ_ASSERT(generation == table_->generation());
MOZ_ASSERT(mutationCount == table_->mutationCount);
#endif
return cur->get();
}
void popFront() {
MOZ_ASSERT(!empty());
#ifdef JS_DEBUG
MOZ_ASSERT(generation == table_->generation());
MOZ_ASSERT(mutationCount == table_->mutationCount);
#endif
while (++cur < end && !cur->isLive())
continue;
#ifdef DEBUG
#ifdef JS_DEBUG
validEntry = true;
#endif
}
@ -936,7 +949,7 @@ class HashTable : private AllocPolicy
void removeFront() {
table_.remove(*this->cur);
removed = true;
#ifdef DEBUG
#ifdef JS_DEBUG
this->validEntry = false;
this->mutationCount = table_.mutationCount;
#endif
@ -949,7 +962,7 @@ class HashTable : private AllocPolicy
Ptr p(*this->cur, table_);
table_.rekeyWithoutRehash(p, l, k);
rekeyed = true;
#ifdef DEBUG
#ifdef JS_DEBUG
this->validEntry = false;
this->mutationCount = table_.mutationCount;
#endif
@ -1002,8 +1015,8 @@ class HashTable : private AllocPolicy
uint32_t hashShift:8; // multiplicative hash shift
#ifdef JS_DEBUG
mozilla::DebugOnly<uint64_t> mutationCount;
mutable mozilla::DebugOnly<bool> mEntered;
uint64_t mutationCount;
mutable bool mEntered;
mutable struct Stats
{
uint32_t searches; // total number of table searches
@ -1085,7 +1098,7 @@ class HashTable : private AllocPolicy
, entryCount(0)
, removedCount(0)
, hashShift(sHashBits)
#ifdef DEBUG
#ifdef JS_DEBUG
, mutationCount(0)
, mEntered(false)
#endif
@ -1375,7 +1388,7 @@ class HashTable : private AllocPolicy
e.clearLive();
}
entryCount--;
#ifdef DEBUG
#ifdef JS_DEBUG
mutationCount++;
#endif
}
@ -1460,15 +1473,16 @@ class HashTable : private AllocPolicy
}
removedCount = 0;
entryCount = 0;
#ifdef DEBUG
#ifdef JS_DEBUG
mutationCount++;
#endif
}
void finish()
{
#ifdef JS_DEBUG
MOZ_ASSERT(!mEntered);
#endif
if (!table)
return;
@ -1477,7 +1491,7 @@ class HashTable : private AllocPolicy
gen++;
entryCount = 0;
removedCount = 0;
#ifdef DEBUG
#ifdef JS_DEBUG
mutationCount++;
#endif
}
@ -1569,7 +1583,7 @@ class HashTable : private AllocPolicy
p.entry_->setLive(p.keyHash, mozilla::Forward<U>(u));
entryCount++;
#ifdef DEBUG
#ifdef JS_DEBUG
mutationCount++;
p.generation = generation();
p.mutationCount = mutationCount;
@ -1595,7 +1609,7 @@ class HashTable : private AllocPolicy
entry->setLive(keyHash, mozilla::Forward<U>(u));
entryCount++;
#ifdef DEBUG
#ifdef JS_DEBUG
mutationCount++;
#endif
}
@ -1617,7 +1631,7 @@ class HashTable : private AllocPolicy
template <class U>
bool relookupOrAdd(AddPtr& p, const Lookup &l, U &&u)
{
#ifdef DEBUG
#ifdef JS_DEBUG
p.generation = generation();
p.mutationCount = mutationCount;
#endif