[Alignment][NFC] Use Align for TargetFrameLowering/Subtarget

Summary:
This is patch is part of a series to introduce an Alignment type.
See this thread for context: http://lists.llvm.org/pipermail/llvm-dev/2019-July/133851.html
See this patch for the introduction of the type: https://reviews.llvm.org/D64790

Reviewers: courbet

Subscribers: jholewinski, arsenm, dschuff, jyknight, dylanmckay, sdardis, nemanjai, jvesely, nhaehnle, sbc100, jgravelle-google, hiraditya, aheejin, kbarton, fedor.sergeev, asb, rbar, johnrusso, simoncook, apazos, sabuasal, niosHD, jrtc27, MaskRay, zzheng, edward-jones, atanasyan, rogfer01, MartinMosbeck, brucehoult, the_o, PkmX, jocewei, jsji, Jim, lenary, s.egerton, pzheng, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D68993

llvm-svn: 375084

1 files changed, 4 insertions, 4 deletions

diff --git a/llvm/lib/Target/Mips/MipsSubtarget.h b/llvm/lib/Target/Mips/MipsSubtarget.h
index 396c479cd20..0a8c2ef8ae5 100644
--- a/llvm/lib/Target/Mips/MipsSubtarget.h
+++ b/llvm/lib/Target/Mips/MipsSubtarget.h
@@ -194,10 +194,10 @@ class MipsSubtarget : public MipsGenSubtargetInfo {
 
   /// The minimum alignment known to hold of the stack frame on
   /// entry to the function and which must be maintained by every function.
-  unsigned stackAlignment;
+  Align stackAlignment;
 
   /// The overridden stack alignment.
-  unsigned StackAlignOverride;
+  MaybeAlign StackAlignOverride;
 
   InstrItineraryData InstrItins;
 
@@ -230,7 +230,7 @@ public:
   /// This constructor initializes the data members to match that
   /// of the specified triple.
   MipsSubtarget(const Triple &TT, StringRef CPU, StringRef FS, bool little,
-                const MipsTargetMachine &TM, unsigned StackAlignOverride);
+                const MipsTargetMachine &TM, MaybeAlign StackAlignOverride);
 
   /// ParseSubtargetFeatures - Parses features string setting specified
   /// subtarget options.  Definition of function is auto generated by tblgen.
@@ -349,7 +349,7 @@ public:
   // really use them if in addition we are in mips16 mode
   static bool useConstantIslands();
 
-  unsigned getStackAlignment() const { return stackAlignment; }
+  Align getStackAlignment() const { return stackAlignment; }
 
   // Grab relocation model
   Reloc::Model getRelocationModel() const;