diff --git a/include/llvm-c/Core.h b/include/llvm-c/Core.h index c2445cd0704..e85fb975050 100644 --- a/include/llvm-c/Core.h +++ b/include/llvm-c/Core.h @@ -358,6 +358,11 @@ typedef enum { void LLVMInitializeCore(LLVMPassRegistryRef R); +/** Deallocate and destroy all ManagedStatic variables. + @see llvm::llvm_shutdown + @see ManagedStatic */ +void LLVMShutdown(); + /*===-- Error handling ----------------------------------------------------===*/ @@ -2622,6 +2627,34 @@ LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM); @see llvm::PassManagerBase::~PassManagerBase. */ void LLVMDisposePassManager(LLVMPassManagerRef PM); +/** + * @} + */ + +/** + * @defgroup LLVMCCoreThreading Threading + * + * Handle the structures needed to make LLVM safe for multithreading. + * + * @{ + */ + +/** Allocate and initialize structures needed to make LLVM safe for + multithreading. The return value indicates whether multithreaded + initialization succeeded. Must be executed in isolation from all + other LLVM api calls. + @see llvm::llvm_start_multithreaded */ +LLVMBool LLVMStartMultithreaded(); + +/** Deallocate structures necessary to make LLVM safe for multithreading. + Must be executed in isolation from all other LLVM api calls. + @see llvm::llvm_stop_multithreaded */ +void LLVMStopMultithreaded(); + +/** Check whether LLVM is executing in thread-safe mode or not. + @see llvm::llvm_is_multithreaded */ +LLVMBool LLVMIsMultithreaded(); + /** * @} */ diff --git a/lib/IR/Core.cpp b/lib/IR/Core.cpp index 79eb269206f..983b49c628b 100644 --- a/lib/IR/Core.cpp +++ b/lib/IR/Core.cpp @@ -26,9 +26,11 @@ #include "llvm/Support/CallSite.h" #include "llvm/Support/Debug.h" #include "llvm/Support/ErrorHandling.h" +#include "llvm/Support/ManagedStatic.h" #include "llvm/Support/MemoryBuffer.h" #include "llvm/Support/raw_ostream.h" #include "llvm/Support/system_error.h" +#include "llvm/Support/Threading.h" #include #include #include @@ -48,6 +50,10 @@ void LLVMInitializeCore(LLVMPassRegistryRef R) { initializeCore(*unwrap(R)); } +void LLVMShutdown() { + llvm_shutdown(); +} + /*===-- Error handling ----------------------------------------------------===*/ void LLVMDisposeMessage(char *Message) { @@ -2436,3 +2442,17 @@ LLVMBool LLVMFinalizeFunctionPassManager(LLVMPassManagerRef FPM) { void LLVMDisposePassManager(LLVMPassManagerRef PM) { delete unwrap(PM); } + +/*===-- Threading ------------------------------------------------------===*/ + +LLVMBool LLVMStartMultithreaded() { + return llvm_start_multithreaded(); +} + +void LLVMStopMultithreaded() { + llvm_stop_multithreaded(); +} + +LLVMBool LLVMIsMultithreaded() { + return llvm_is_multithreaded(); +}