| MachineRegisterInfo.h (203954) | MachineRegisterInfo.h (204792) |
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| 1//===-- llvm/CodeGen/MachineRegisterInfo.h ----------------------*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// --- 101 unchanged lines hidden (view full) --- 110 return use_iterator(getRegUseDefListHead(RegNo)); 111 } 112 static use_iterator use_end() { return use_iterator(0); } 113 114 /// use_empty - Return true if there are no instructions using the specified 115 /// register. 116 bool use_empty(unsigned RegNo) const { return use_begin(RegNo) == use_end(); } 117 | 1//===-- llvm/CodeGen/MachineRegisterInfo.h ----------------------*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// --- 101 unchanged lines hidden (view full) --- 110 return use_iterator(getRegUseDefListHead(RegNo)); 111 } 112 static use_iterator use_end() { return use_iterator(0); } 113 114 /// use_empty - Return true if there are no instructions using the specified 115 /// register. 116 bool use_empty(unsigned RegNo) const { return use_begin(RegNo) == use_end(); } 117 |
| 118 /// hasOneUse - Return true if there is exactly one instruction using the 119 /// specified register. 120 bool hasOneUse(unsigned RegNo) const; 121 |
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| 118 /// use_nodbg_iterator/use_nodbg_begin/use_nodbg_end - Walk all uses of the 119 /// specified register, skipping those marked as Debug. 120 typedef defusechain_iterator<true,false,true> use_nodbg_iterator; 121 use_nodbg_iterator use_nodbg_begin(unsigned RegNo) const { 122 return use_nodbg_iterator(getRegUseDefListHead(RegNo)); 123 } 124 static use_nodbg_iterator use_nodbg_end() { return use_nodbg_iterator(0); } 125 126 /// use_nodbg_empty - Return true if there are no non-Debug instructions 127 /// using the specified register. 128 bool use_nodbg_empty(unsigned RegNo) const { 129 return use_nodbg_begin(RegNo) == use_nodbg_end(); 130 } 131 | 122 /// use_nodbg_iterator/use_nodbg_begin/use_nodbg_end - Walk all uses of the 123 /// specified register, skipping those marked as Debug. 124 typedef defusechain_iterator<true,false,true> use_nodbg_iterator; 125 use_nodbg_iterator use_nodbg_begin(unsigned RegNo) const { 126 return use_nodbg_iterator(getRegUseDefListHead(RegNo)); 127 } 128 static use_nodbg_iterator use_nodbg_end() { return use_nodbg_iterator(0); } 129 130 /// use_nodbg_empty - Return true if there are no non-Debug instructions 131 /// using the specified register. 132 bool use_nodbg_empty(unsigned RegNo) const { 133 return use_nodbg_begin(RegNo) == use_nodbg_end(); 134 } 135 |
| 136 /// hasOneNonDBGUse - Return true if there is exactly one non-Debug 137 /// instruction using the specified register. 138 bool hasOneNonDBGUse(unsigned RegNo) const; 139 |
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| 132 /// replaceRegWith - Replace all instances of FromReg with ToReg in the 133 /// machine function. This is like llvm-level X->replaceAllUsesWith(Y), 134 /// except that it also changes any definitions of the register as well. 135 void replaceRegWith(unsigned FromReg, unsigned ToReg); 136 137 /// getRegUseDefListHead - Return the head pointer for the register use/def 138 /// list for the specified virtual or physical register. 139 MachineOperand *&getRegUseDefListHead(unsigned RegNo) { --- 216 unchanged lines hidden --- | 140 /// replaceRegWith - Replace all instances of FromReg with ToReg in the 141 /// machine function. This is like llvm-level X->replaceAllUsesWith(Y), 142 /// except that it also changes any definitions of the register as well. 143 void replaceRegWith(unsigned FromReg, unsigned ToReg); 144 145 /// getRegUseDefListHead - Return the head pointer for the register use/def 146 /// list for the specified virtual or physical register. 147 MachineOperand *&getRegUseDefListHead(unsigned RegNo) { --- 216 unchanged lines hidden --- |