diff options
Diffstat (limited to 'include/llvm/IR/Module.h')
-rw-r--r-- | include/llvm/IR/Module.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/llvm/IR/Module.h b/include/llvm/IR/Module.h index 7230df9f79..77e5d21e29 100644 --- a/include/llvm/IR/Module.h +++ b/include/llvm/IR/Module.h @@ -29,6 +29,7 @@ namespace llvm { class FunctionType; class GVMaterializer; class LLVMContext; +class RandomNumberGenerator; class StructType; template<typename T> struct DenseMapInfo; template<typename KeyT, typename ValueT, typename KeyInfoT> class DenseMap; @@ -201,6 +202,8 @@ private: std::string ModuleID; ///< Human readable identifier for the module std::string TargetTriple; ///< Platform target triple Module compiled on void *NamedMDSymTab; ///< NamedMDNode names. + // Allow lazy initialization in const method. + mutable RandomNumberGenerator *RNG; ///< The random number generator for this module. // We need to keep the string because the C API expects us to own the string // representation. @@ -249,6 +252,11 @@ public: /// @returns a string containing the module-scope inline assembly blocks. const std::string &getModuleInlineAsm() const { return GlobalScopeAsm; } + /// Get the RandomNumberGenerator for this module. The RNG can be + /// seeded via -rng-seed=<uint64> and is salted with the ModuleID. + /// The returned RNG should not be shared across threads. + RandomNumberGenerator &getRNG() const; + /// @} /// @name Module Level Mutators /// @{ |