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Diffstat (limited to 'include/llvm/CodeGen/MemOperand.h')
-rw-r--r-- | include/llvm/CodeGen/MemOperand.h | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/include/llvm/CodeGen/MemOperand.h b/include/llvm/CodeGen/MemOperand.h deleted file mode 100644 index 296ed132fd..0000000000 --- a/include/llvm/CodeGen/MemOperand.h +++ /dev/null @@ -1,83 +0,0 @@ -//===-- llvm/CodeGen/MemOperand.h - MemOperand class ------------*- 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 the MemOperand class, which is a -// description of a memory reference. It is used to help track dependencies -// in the backend. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_CODEGEN_MEMOPERAND_H -#define LLVM_CODEGEN_MEMOPERAND_H - -namespace llvm { - -class Value; - -//===----------------------------------------------------------------------===// -/// MemOperand - A description of a memory reference used in the backend. -/// Instead of holding a StoreInst or LoadInst, this class holds the address -/// Value of the reference along with a byte size and offset. This allows it -/// to describe lowered loads and stores. Also, the special PseudoSourceValue -/// objects can be used to represent loads and stores to memory locations -/// that aren't explicit in the regular LLVM IR. -/// -class MemOperand { - const Value *V; - unsigned int Flags; - int64_t Offset; - uint64_t Size; - unsigned int Alignment; - -public: - /// Flags values. These may be or'd together. - enum MemOperandFlags { - /// The memory access reads data. - MOLoad = 1, - /// The memory access writes data. - MOStore = 2, - /// The memory access is volatile. - MOVolatile = 4 - }; - - /// MemOperand - Construct an MemOperand object with the specified - /// address Value, flags, offset, size, and alignment. - MemOperand(const Value *v, unsigned int f, int64_t o, uint64_t s, - unsigned int a) - : V(v), Flags(f), Offset(o), Size(s), Alignment(a) {} - - /// getValue - Return the base address of the memory access. - /// Special values are PseudoSourceValue::FPRel, PseudoSourceValue::SPRel, - /// and the other PseudoSourceValue members which indicate references to - /// frame/stack pointer relative references and other special references. - const Value *getValue() const { return V; } - - /// getFlags - Return the raw flags of the source value, \see MemOperandFlags. - unsigned int getFlags() const { return Flags; } - - /// getOffset - For normal values, this is a byte offset added to the base - /// address. For PseudoSourceValue::FPRel values, this is the FrameIndex - /// number. - int64_t getOffset() const { return Offset; } - - /// getSize - Return the size in bytes of the memory reference. - uint64_t getSize() const { return Size; } - - /// getAlignment - Return the minimum known alignment in bytes of the - /// memory reference. - unsigned int getAlignment() const { return Alignment; } - - bool isLoad() const { return Flags & MOLoad; } - bool isStore() const { return Flags & MOStore; } - bool isVolatile() const { return Flags & MOVolatile; } -}; - -} // End llvm namespace - -#endif |