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Diffstat (limited to 'unittests/ExecutionEngine/MCJIT/SectionMemoryManager.h')
-rw-r--r-- | unittests/ExecutionEngine/MCJIT/SectionMemoryManager.h | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/unittests/ExecutionEngine/MCJIT/SectionMemoryManager.h b/unittests/ExecutionEngine/MCJIT/SectionMemoryManager.h deleted file mode 100644 index e44217c..0000000 --- a/unittests/ExecutionEngine/MCJIT/SectionMemoryManager.h +++ /dev/null @@ -1,118 +0,0 @@ -//===-- SectionMemoryManager.h - Memory allocator for MCJIT -----*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file contains the declaration of a section-based memory manager used by -// the MCJIT execution engine. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_EXECUTION_ENGINE_SECTION_MEMORY_MANAGER_H -#define LLVM_EXECUTION_ENGINE_SECTION_MEMORY_MANAGER_H - -#include "llvm/ADT/SmallVector.h" -#include "llvm/ExecutionEngine/JITMemoryManager.h" -#include "llvm/Support/ErrorHandling.h" -#include "llvm/Support/Memory.h" - -namespace llvm { - -// Section-based memory manager for MCJIT -class SectionMemoryManager : public JITMemoryManager { - -public: - - SectionMemoryManager() { } - ~SectionMemoryManager(); - - virtual uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment, - unsigned SectionID); - - virtual uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment, - unsigned SectionID); - - virtual void *getPointerToNamedFunction(const std::string &Name, - bool AbortOnFailure = true); - - // Invalidate instruction cache for code sections. Some platforms with - // separate data cache and instruction cache require explicit cache flush, - // otherwise JIT code manipulations (like resolved relocations) will get to - // the data cache but not to the instruction cache. - virtual void invalidateInstructionCache(); - -private: - - SmallVector<sys::MemoryBlock, 16> AllocatedDataMem; - SmallVector<sys::MemoryBlock, 16> AllocatedCodeMem; - SmallVector<sys::MemoryBlock, 16> FreeCodeMem; - -public: - - /// - /// Functions below are not used by MCJIT, but must be implemented because - /// they are declared as pure virtuals in the base class. - /// - - virtual void setMemoryWritable() { - llvm_unreachable("Unexpected call!"); - } - virtual void setMemoryExecutable() { - llvm_unreachable("Unexpected call!"); - } - virtual void setPoisonMemory(bool poison) { - llvm_unreachable("Unexpected call!"); - } - virtual void AllocateGOT() { - llvm_unreachable("Unexpected call!"); - } - virtual uint8_t *getGOTBase() const { - llvm_unreachable("Unexpected call!"); - return 0; - } - virtual uint8_t *startFunctionBody(const Function *F, - uintptr_t &ActualSize){ - llvm_unreachable("Unexpected call!"); - return 0; - } - virtual uint8_t *allocateStub(const GlobalValue* F, unsigned StubSize, - unsigned Alignment) { - llvm_unreachable("Unexpected call!"); - return 0; - } - virtual void endFunctionBody(const Function *F, uint8_t *FunctionStart, - uint8_t *FunctionEnd) { - llvm_unreachable("Unexpected call!"); - } - virtual uint8_t *allocateSpace(intptr_t Size, unsigned Alignment) { - llvm_unreachable("Unexpected call!"); - return 0; - } - virtual uint8_t *allocateGlobal(uintptr_t Size, unsigned Alignment) { - llvm_unreachable("Unexpected call!"); - return 0; - } - virtual void deallocateFunctionBody(void *Body) { - llvm_unreachable("Unexpected call!"); - } - virtual uint8_t *startExceptionTable(const Function *F, - uintptr_t &ActualSize) { - llvm_unreachable("Unexpected call!"); - return 0; - } - virtual void endExceptionTable(const Function *F, uint8_t *TableStart, - uint8_t *TableEnd, uint8_t *FrameRegister) { - llvm_unreachable("Unexpected call!"); - } - virtual void deallocateExceptionTable(void *ET) { - llvm_unreachable("Unexpected call!"); - } -}; - -} - -#endif // LLVM_EXECUTION_ENGINE_SECTION_MEMORY_MANAGER_H |