[llvm] r356721 - [X86] Use LoadInst->getType() instead of LoadInst->getPointerOperandType()->getElementType(). NFCI

[Craig Topper via llvm-commits]

Author: ctopper
Date: Thu Mar 21 14:37:18 2019
New Revision: 356721

URL: http://llvm.org/viewvc/llvm-project?rev=356721&view=rev
Log:
[X86] Use LoadInst->getType() instead of LoadInst->getPointerOperandType()->getElementType(). NFCI

For the future day when the pointer's don't have element types, we shoudl just use the type of the load result instead.

Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=356721&r1=356720&r2=356721&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Thu Mar 21 14:37:18 2019
@@ -25497,9 +25497,8 @@ bool X86TargetLowering::shouldExpandAtom
 // FIXME: On 32 bits x86, fild/movq might be faster than lock cmpxchg8b.
 TargetLowering::AtomicExpansionKind
 X86TargetLowering::shouldExpandAtomicLoadInIR(LoadInst *LI) const {
-  auto PTy = cast<PointerType>(LI->getPointerOperandType());
-  return needsCmpXchgNb(PTy->getElementType()) ? AtomicExpansionKind::CmpXChg
-                                               : AtomicExpansionKind::None;
+  return needsCmpXchgNb(LI->getType()) ? AtomicExpansionKind::CmpXChg
+                                       : AtomicExpansionKind::None;
 }
 
 TargetLowering::AtomicExpansionKind