diff options
Diffstat (limited to 'include/llvm/CodeGen/MachineMemOperand.h')
| -rw-r--r-- | include/llvm/CodeGen/MachineMemOperand.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/include/llvm/CodeGen/MachineMemOperand.h b/include/llvm/CodeGen/MachineMemOperand.h index 5dee199..7272aa5 100644 --- a/include/llvm/CodeGen/MachineMemOperand.h +++ b/include/llvm/CodeGen/MachineMemOperand.h @@ -46,7 +46,11 @@ public: /// The memory access writes data. MOStore = 2, /// The memory access is volatile. - MOVolatile = 4 + MOVolatile = 4, + /// The memory access is non-temporal. + MONonTemporal = 8, + // This is the number of bits we need to represent flags. + MOMaxBits = 4 }; /// MachineMemOperand - Construct an MachineMemOperand object with the @@ -64,7 +68,7 @@ public: const Value *getValue() const { return V; } /// getFlags - Return the raw flags of the source value, \see MemOperandFlags. - unsigned int getFlags() const { return Flags & 7; } + unsigned int getFlags() const { return Flags & ((1 << MOMaxBits) - 1); } /// getOffset - For normal values, this is a byte offset added to the base /// address. For PseudoSourceValue::FPRel values, this is the FrameIndex @@ -80,11 +84,12 @@ public: /// getBaseAlignment - Return the minimum known alignment in bytes of the /// base address, without the offset. - uint64_t getBaseAlignment() const { return (1u << (Flags >> 3)) >> 1; } + uint64_t getBaseAlignment() const { return (1u << (Flags >> MOMaxBits)) >> 1; } bool isLoad() const { return Flags & MOLoad; } bool isStore() const { return Flags & MOStore; } bool isVolatile() const { return Flags & MOVolatile; } + bool isNonTemporal() const { return Flags & MONonTemporal; } /// refineAlignment - Update this MachineMemOperand to reflect the alignment /// of MMO, if it has a greater alignment. This must only be used when the |