commit b6bd8ccd02f7c2febee19b1eae2cb1ce90ad4001
author Benjamin Kramer <benny.kra@googlemail.com> Thu Feb 23 19:29:25 2012 +0000
committer Benjamin Kramer <benny.kra@googlemail.com> Thu Feb 23 19:29:25 2012 +0000
tree 080e7e6861242d13ea967a2df3362e657389a207
parent 46252d8ea1d264ca341e3ca3e7f4e3c82e32940e

BitVectorize loop.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151274 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/PostRASchedulerList.cpp

diff --git a/lib/CodeGen/PostRASchedulerList.cpp b/lib/CodeGen/PostRASchedulerList.cpp
index 2f851b0..20ed8c5 100644
--- a/lib/CodeGen/PostRASchedulerList.cpp
+++ b/lib/CodeGen/PostRASchedulerList.cpp
@@ -460,9 +460,7 @@
     for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
       MachineOperand &MO = MI->getOperand(i);
       if (MO.isRegMask())
-        for (unsigned i = 0, e = TRI->getNumRegs(); i != e; ++i)
-          if (MO.clobbersPhysReg(i))
-            LiveRegs.reset(i);
+        LiveRegs.clearBitsNotInMask(MO.getRegMask());
       if (!MO.isReg()) continue;
       unsigned Reg = MO.getReg();
       if (Reg == 0) continue;