diff options
Diffstat (limited to 'include/llvm/ExecutionEngine/JITMemoryManager.h')
| -rw-r--r-- | include/llvm/ExecutionEngine/JITMemoryManager.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/llvm/ExecutionEngine/JITMemoryManager.h b/include/llvm/ExecutionEngine/JITMemoryManager.h index a63f0da..4c75b6a 100644 --- a/include/llvm/ExecutionEngine/JITMemoryManager.h +++ b/include/llvm/ExecutionEngine/JITMemoryManager.h @@ -47,6 +47,17 @@ public: /// debugging, and may be turned on by default in debug mode. virtual void setPoisonMemory(bool poison) = 0; + /// getPointerToNamedFunction - This method returns the address of the + /// specified function. As such it is only useful for resolving library + /// symbols, not code generated symbols. + /// + /// If AbortOnFailure is false and no function with the given name is + /// found, this function silently returns a null pointer. Otherwise, + /// it prints a message to stderr and aborts. + /// + virtual void *getPointerToNamedFunction(const std::string &Name, + bool AbortOnFailure = true) = 0; + //===--------------------------------------------------------------------===// // Global Offset Table Management //===--------------------------------------------------------------------===// @@ -101,6 +112,22 @@ public: virtual void endFunctionBody(const Function *F, uint8_t *FunctionStart, uint8_t *FunctionEnd) = 0; + /// allocateCodeSection - Allocate a memory block of (at least) the given + /// size suitable for executable code. The SectionID is a unique identifier + /// assigned by the JIT and passed through to the memory manager for + /// the instance class to use if it needs to communicate to the JIT about + /// a given section after the fact. + virtual uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment, + unsigned SectionID) = 0; + + /// allocateDataSection - Allocate a memory block of (at least) the given + /// size suitable for data. The SectionID is a unique identifier + /// assigned by the JIT and passed through to the memory manager for + /// the instance class to use if it needs to communicate to the JIT about + /// a given section after the fact. + virtual uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment, + unsigned SectionID) = 0; + /// allocateSpace - Allocate a memory block of the given size. This method /// cannot be called between calls to startFunctionBody and endFunctionBody. virtual uint8_t *allocateSpace(intptr_t Size, unsigned Alignment) = 0; |
