diff options
Diffstat (limited to 'lib/CodeGen/RegAllocSimple.cpp')
-rw-r--r-- | lib/CodeGen/RegAllocSimple.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/RegAllocSimple.cpp b/lib/CodeGen/RegAllocSimple.cpp index 5e5290ce3e..447e54cf79 100644 --- a/lib/CodeGen/RegAllocSimple.cpp +++ b/lib/CodeGen/RegAllocSimple.cpp @@ -204,8 +204,8 @@ void RegAllocSimple::AllocateBasicBlock(MachineBasicBlock &MBB) { unsigned physReg = Virt2PhysRegMap[virtualReg]; if (physReg == 0) { if (MO.isDef()) { - int TiedOp = Desc.findTiedToSrcOperand(i); - if (TiedOp == -1) { + unsigned TiedOp; + if (!MI->isRegTiedToUseOperand(i, &TiedOp)) { physReg = getFreeReg(virtualReg); } else { // must be same register number as the source operand that is |