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Revert "Replace Execution Engine's mutex with std::recursive_mutex."

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This reverts commit 1f502bd9d7, due to
GCC / MinGW's lack of support for C++11 threading.

It's possible this will go back in after we come up with a
reasonable solution.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211401 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Zachary Turner
2014-06-20 21:07:14 +00:00
parent 5b8e73ef81
commit 91e18f7639
7 changed files with 71 additions and 69 deletions
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16
lib/ExecutionEngine/ExecutionEngine.cpp
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@@ -166,7 +166,7 @@ void *ExecutionEngineState::RemoveMapping(const GlobalValue *ToUnmap) {
}
void ExecutionEngine::addGlobalMapping(const GlobalValue *GV, void *Addr) {
std::lock_guard<std::recursive_mutex> locked(lock);
MutexGuard locked(lock);
DEBUG(dbgs() << "JIT: Map \'" << GV->getName()
<< "\' to [" << Addr << "]\n";);
@@ -184,14 +184,14 @@ void ExecutionEngine::addGlobalMapping(const GlobalValue *GV, void *Addr) {
}
void ExecutionEngine::clearAllGlobalMappings() {
std::lock_guard<std::recursive_mutex> locked(lock);
MutexGuard locked(lock);
EEState.getGlobalAddressMap().clear();
EEState.getGlobalAddressReverseMap().clear();
}
void ExecutionEngine::clearGlobalMappingsFromModule(Module *M) {
std::lock_guard<std::recursive_mutex> locked(lock);
MutexGuard locked(lock);
for (Module::iterator FI = M->begin(), FE = M->end(); FI != FE; ++FI)
EEState.RemoveMapping(FI);
@@ -201,7 +201,7 @@ void ExecutionEngine::clearGlobalMappingsFromModule(Module *M) {
}
void *ExecutionEngine::updateGlobalMapping(const GlobalValue *GV, void *Addr) {
std::lock_guard<std::recursive_mutex> locked(lock);
MutexGuard locked(lock);
ExecutionEngineState::GlobalAddressMapTy &Map =
EEState.getGlobalAddressMap();
@@ -228,7 +228,7 @@ void *ExecutionEngine::updateGlobalMapping(const GlobalValue *GV, void *Addr) {
}
void *ExecutionEngine::getPointerToGlobalIfAvailable(const GlobalValue *GV) {
std::lock_guard<std::recursive_mutex> locked(lock);
MutexGuard locked(lock);
ExecutionEngineState::GlobalAddressMapTy::iterator I =
EEState.getGlobalAddressMap().find(GV);
@@ -236,7 +236,7 @@ void *ExecutionEngine::getPointerToGlobalIfAvailable(const GlobalValue *GV) {
}
const GlobalValue *ExecutionEngine::getGlobalValueAtAddress(void *Addr) {
std::lock_guard<std::recursive_mutex> locked(lock);
MutexGuard locked(lock);
// If we haven't computed the reverse mapping yet, do so first.
if (EEState.getGlobalAddressReverseMap().empty()) {
@@ -555,7 +555,7 @@ void *ExecutionEngine::getPointerToGlobal(const GlobalValue *GV) {
if (Function *F = const_cast<Function*>(dyn_cast<Function>(GV)))
return getPointerToFunction(F);
std::lock_guard<std::recursive_mutex> locked(lock);
MutexGuard locked(lock);
if (void *P = EEState.getGlobalAddressMap()[GV])
return P;
@@ -1346,7 +1346,7 @@ ExecutionEngineState::ExecutionEngineState(ExecutionEngine &EE)
: EE(EE), GlobalAddressMap(this) {
}
std::recursive_mutex *
sys::Mutex *
ExecutionEngineState::AddressMapConfig::getMutex(ExecutionEngineState *EES) {
return &EES->EE.lock;
}