[llvm] r293545 - GlobalISel: tidy up def/use test. NFC.

[Tim Northover via llvm-commits]

Author: tnorthover
Date: Mon Jan 30 14:52:37 2017
New Revision: 293545

URL: http://llvm.org/viewvc/llvm-project?rev=293545&view=rev
Log:
GlobalISel: tidy up def/use test. NFC.

Modified:
    llvm/trunk/lib/CodeGen/GlobalISel/InstructionSelect.cpp

Modified: llvm/trunk/lib/CodeGen/GlobalISel/InstructionSelect.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/GlobalISel/InstructionSelect.cpp?rev=293545&r1=293544&r2=293545&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/GlobalISel/InstructionSelect.cpp (original)
+++ llvm/trunk/lib/CodeGen/GlobalISel/InstructionSelect.cpp Mon Jan 30 14:52:37 2017
@@ -142,9 +142,9 @@ bool InstructionSelect::runOnMachineFunc
     unsigned VReg = VRegToType.first;
     auto *RC = MRI.getRegClassOrNull(VReg);
     MachineInstr *MI = nullptr;
-    if (MRI.def_instr_begin(VReg) != MRI.def_instr_end())
+    if (!MRI.def_empty(VReg))
       MI = &*MRI.def_instr_begin(VReg);
-    else if (MRI.use_instr_begin(VReg) != MRI.use_instr_end())
+    else if (!MRI.use_empty(VReg))
       MI = &*MRI.use_instr_begin(VReg);
 
     if (MI && !RC) {