Match MachineFunction::UsedPhysRegs changes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36452 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FloatingPoint.cpp b/lib/Target/X86/X86FloatingPoint.cpp
index 7bed303..2439d19 100644
--- a/lib/Target/X86/X86FloatingPoint.cpp
+++ b/lib/Target/X86/X86FloatingPoint.cpp
@@ -161,12 +161,11 @@
 bool FPS::runOnMachineFunction(MachineFunction &MF) {
   // We only need to run this pass if there are any FP registers used in this
   // function.  If it is all integer, there is nothing for us to do!
-  const bool *PhysRegsUsed = MF.getUsedPhysregs();
   bool FPIsUsed = false;
 
   assert(X86::FP6 == X86::FP0+6 && "Register enums aren't sorted right!");
   for (unsigned i = 0; i <= 6; ++i)
-    if (PhysRegsUsed[X86::FP0+i]) {
+    if (MF.isPhysRegUsed(X86::FP0+i)) {
       FPIsUsed = true;
       break;
     }