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Simplify.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73725 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2009-06-18 21:35:56 +00:00
parent b2c0fe4d93
commit e454067f97
1 changed files with 12 additions and 29 deletions
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41
lib/VMCore/LeakDetector.cpp
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@ -32,7 +32,7 @@ namespace {
static void print(const Value* P) { cerr << *P; } static void print(const Value* P) { cerr << *P; }
}; };
ManagedStatic<sys::RWMutex> LeakDetectorLock; ManagedStatic<sys::SmartRWMutex<true> > LeakDetectorLock;
template <typename T> template <typename T>
struct VISIBILITY_HIDDEN LeakDetectorImpl { struct VISIBILITY_HIDDEN LeakDetectorImpl {
@ -54,41 +54,26 @@ namespace {
// immediately, it is added to the CachedValue Value. If it is // immediately, it is added to the CachedValue Value. If it is
// immediately removed, no set search need be performed. // immediately removed, no set search need be performed.
void addGarbage(const T* o) { void addGarbage(const T* o) {
if (llvm_is_multithreaded()) { sys::SmartScopedWriter<true> Writer(&*LeakDetectorLock);
sys::ScopedWriter Writer(&*LeakDetectorLock); if (Cache) {
if (Cache) { assert(Ts.count(Cache) == 0 && "Object already in set!");
assert(Ts.count(Cache) == 0 && "Object already in set!"); Ts.insert(Cache);
Ts.insert(Cache);
}
Cache = o;
} else {
if (Cache) {
assert(Ts.count(Cache) == 0 && "Object already in set!");
Ts.insert(Cache);
}
Cache = o;
} }
Cache = o;
} }
void removeGarbage(const T* o) { void removeGarbage(const T* o) {
if (llvm_is_multithreaded()) { sys::SmartScopedWriter<true> Writer(&*LeakDetectorLock);
sys::ScopedWriter Writer(&*LeakDetectorLock); if (o == Cache)
if (o == Cache) Cache = 0; // Cache hit
Cache = 0; // Cache hit else
else Ts.erase(o);
Ts.erase(o);
} else {
if (o == Cache)
Cache = 0; // Cache hit
else
Ts.erase(o);
}
} }
bool hasGarbage(const std::string& Message) { bool hasGarbage(const std::string& Message) {
addGarbage(0); // Flush the Cache addGarbage(0); // Flush the Cache
if (llvm_is_multithreaded()) LeakDetectorLock->reader_acquire(); sys::SmartScopedReader<true> Reader(&*LeakDetectorLock);
assert(Cache == 0 && "No value should be cached anymore!"); assert(Cache == 0 && "No value should be cached anymore!");
if (!Ts.empty()) { if (!Ts.empty()) {
@ -101,11 +86,9 @@ namespace {
} }
cerr << '\n'; cerr << '\n';
if (llvm_is_multithreaded()) LeakDetectorLock->reader_release();
return true; return true;
} }
if (llvm_is_multithreaded()) LeakDetectorLock->reader_release();
return false; return false;
} }