minor code cleanup.

Author: cdevadas

llvm/lib/Target/AMDGPU/SMInstructions.td

@@ -871,7 +871,7 @@ class SMRDAlignedLoadPat<PatFrag Op> : PatFrag <(ops node:$ptr), (Op node:$ptr),
   if (!Subtarget->isXNACKEnabled())
     return true;
 
-  // Returns true if it is a naturally aligned multi-dword load.
+  // Returns true if it is a single dword load or naturally aligned multi-dword load.
   LoadSDNode *Ld = cast<LoadSDNode>(N);
   unsigned Size = Ld->getMemoryVT().getStoreSize();
   return Size <= 4 || Ld->getAlign().value() >= Size;
@@ -894,15 +894,15 @@ class SMRDUnalignedLoadPat<PatFrag Op> : PatFrag <(ops node:$ptr), (Op node:$ptr
   // Returns true if it is an under aligned multi-dword load.
   LoadSDNode *Ld = cast<LoadSDNode>(N);
   unsigned Size = Ld->getMemoryVT().getStoreSize();
-  return Size > 4 && (Ld->getAlign().value() < Size);
+  return Size > 4 && Ld->getAlign().value() < Size;
 }]> {
   let GISelPredicateCode = [{
   if (!Subtarget->isXNACKEnabled())
     return false;
 
   auto &Ld = cast<GLoad>(MI);
   TypeSize Size = Ld.getMMO().getSize().getValue();
-  return Size > 4 && (Ld.getMMO().getAlign().value() < Size);
+  return Size > 4 && Ld.getMMO().getAlign().value() < Size;
   }];
 }
 

llvm/test/CodeGen/AMDGPU/llvm.round.ll

@@ -1,7 +1,7 @@
 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
 ; RUN: llc -mtriple=amdgcn -mcpu=tahiti < %s | FileCheck --check-prefixes=GFX6 %s
-; RUN: llc -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck --check-prefixes=GFX89,GFX8 %s
-; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -mattr=-flat-for-global < %s | FileCheck --check-prefixes=GFX89,GFX9 %s
+; RUN: llc -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck --check-prefixes=GFX8 %s
+; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -mattr=-flat-for-global < %s | FileCheck --check-prefixes=GFX9 %s
 ; RUN: llc -mtriple=amdgcn -mcpu=gfx1100 -mattr=-flat-for-global < %s | FileCheck --check-prefixes=GFX11 %s
 ; RUN: llc -mtriple=r600 -mcpu=redwood < %s | FileCheck --check-prefixes=R600 %s