#include "llvm/Support/Memory.h"
namespace llvm {
-
/// This is a simple memory manager which implements the methods called by
/// the RuntimeDyld class to allocate memory for section-based loading of
/// objects, usually those generated by the MCJIT execution engine.
///
/// The value of \p Alignment must be a power of two. If \p Alignment is zero
/// a default alignment of 16 will be used.
- virtual uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
- unsigned SectionID);
+ uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
+ unsigned SectionID,
+ StringRef SectionName) override;
/// \brief Allocates a memory block of (at least) the given size suitable for
/// executable code.
///
/// The value of \p Alignment must be a power of two. If \p Alignment is zero
/// a default alignment of 16 will be used.
- virtual uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
- unsigned SectionID,
- bool isReadOnly);
+ uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
+ unsigned SectionID, StringRef SectionName,
+ bool isReadOnly) override;
/// \brief Update section-specific memory permissions and other attributes.
///
/// 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);
-
- void registerEHFrames(StringRef SectionData);
-
- /// This method returns the address of the specified function. As such it is
- /// only useful for resolving library symbols, not code generated symbols.
- ///
- /// If \p 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);
+ bool finalizeMemory(std::string *ErrMsg = nullptr) override;
/// \brief Invalidate instruction cache for code sections.
///
uint8_t *allocateSection(MemoryGroup &MemGroup, uintptr_t Size,
unsigned Alignment);
- error_code applyMemoryGroupPermissions(MemoryGroup &MemGroup,
- unsigned Permissions);
+ std::error_code applyMemoryGroupPermissions(MemoryGroup &MemGroup,
+ unsigned Permissions);
MemoryGroup CodeMem;
MemoryGroup RWDataMem;