[llvm-commits] [llvm] r142021 - /llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp

[Bill Wendling]

Author: void
Date: Fri Oct 14 18:55:44 2011
New Revision: 142021

URL: http://llvm.org/viewvc/llvm-project?rev=142021&view=rev
Log:
Make sure that the register is in the register class before adding it as a machine op.

Modified:
    llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp?rev=142021&r1=142020&r2=142021&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp Fri Oct 14 18:55:44 2011
@@ -5921,9 +5921,11 @@
 
       MachineInstrBuilder MIB(&*II);
 
-      for (unsigned i = 0; SavedRegs[i] != 0; ++i)
+      for (unsigned i = 0; SavedRegs[i] != 0; ++i) {
+        if (!TRC->contains(SavedRegs[i])) continue;
         if (!DefRegs[SavedRegs[i]])
           MIB.addReg(SavedRegs[i], RegState::Implicit | RegState::Define);
+      }
 
       break;
     }