Constify the machine instruction passed into the
"is{Trivially,Really}ReMaterializable" methods.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51001 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index 8b31f5d..d2c5abe 100644
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -760,7 +760,8 @@
   return TM.getSubtarget<X86Subtarget>().GVRequiresExtraLoad(GV, TM, false);
 }
  
-bool X86InstrInfo::isReallyTriviallyReMaterializable(MachineInstr *MI) const {
+bool
+X86InstrInfo::isReallyTriviallyReMaterializable(const MachineInstr *MI) const {
   switch (MI->getOpcode()) {
   default: break;
     case X86::MOV8rm: