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-rw-r--r--include/llvm/ExecutionEngine/RuntimeDyld.h53
1 files changed, 1 insertions, 52 deletions
diff --git a/include/llvm/ExecutionEngine/RuntimeDyld.h b/include/llvm/ExecutionEngine/RuntimeDyld.h
index 7dba040..1a57317 100644
--- a/include/llvm/ExecutionEngine/RuntimeDyld.h
+++ b/include/llvm/ExecutionEngine/RuntimeDyld.h
@@ -16,6 +16,7 @@
#include "llvm/ADT/StringRef.h"
#include "llvm/ExecutionEngine/ObjectBuffer.h"
+#include "llvm/ExecutionEngine/RTDyldMemoryManager.h"
#include "llvm/Support/Memory.h"
namespace llvm {
@@ -23,58 +24,6 @@ namespace llvm {
class RuntimeDyldImpl;
class ObjectImage;
-// RuntimeDyld clients often want to handle the memory management of
-// what gets placed where. For JIT clients, this is the subset of
-// JITMemoryManager required for dynamic loading of binaries.
-//
-// FIXME: As the RuntimeDyld fills out, additional routines will be needed
-// for the varying types of objects to be allocated.
-class RTDyldMemoryManager {
- RTDyldMemoryManager(const RTDyldMemoryManager&) LLVM_DELETED_FUNCTION;
- void operator=(const RTDyldMemoryManager&) LLVM_DELETED_FUNCTION;
-public:
- RTDyldMemoryManager() {}
- virtual ~RTDyldMemoryManager();
-
- /// Allocate a memory block of (at least) the given size suitable for
- /// executable code. The SectionID is a unique identifier assigned by the JIT
- /// engine, and optionally recorded by the memory manager to access a loaded
- /// section.
- virtual uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
- unsigned SectionID) = 0;
-
- /// Allocate a memory block of (at least) the given size suitable for data.
- /// The SectionID is a unique identifier assigned by the JIT engine, and
- /// optionally recorded by the memory manager to access a loaded section.
- virtual uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
- unsigned SectionID, bool IsReadOnly) = 0;
-
- /// 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 returns a null pointer. Otherwise, it prints a
- /// message to stderr and aborts.
- virtual void *getPointerToNamedFunction(const std::string &Name,
- bool AbortOnFailure = true) = 0;
-
- /// This method is called when object loading is complete and section page
- /// permissions can be applied. It is up to the memory manager implementation
- /// to decide whether or not to act on this method. The memory manager will
- /// typically allocate all sections as read-write and then apply specific
- /// permissions when this method is called. Code sections cannot be executed
- /// until this function has been called. In addition, any cache coherency
- /// operations needed to reliably use the memory are also performed.
- ///
- /// Returns true if an error occurred, false otherwise.
- virtual bool finalizeMemory(std::string *ErrMsg = 0) = 0;
-
- /// Register the EH frames with the runtime so that c++ exceptions work. The
- /// default implementation does nothing. Look at SectionMemoryManager for one
- /// that uses __register_frame.
- virtual void registerEHFrames(StringRef SectionData);
-};
-
class RuntimeDyld {
RuntimeDyld(const RuntimeDyld &) LLVM_DELETED_FUNCTION;
void operator=(const RuntimeDyld &) LLVM_DELETED_FUNCTION;