[Alignment][NFC] Remove dependency on GlobalObject::setAlignment(unsigned)

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: arsenm, mehdi_amini, jvesely, nhaehnle, hiraditya, steven_wu, dexonsmith, dang, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D68944

llvm-svn: 374880
diff --git a/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp b/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp
index 0b83abe..1f092a5 100644
--- a/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp
+++ b/llvm/lib/Transforms/Instrumentation/InstrProfiling.cpp
@@ -785,7 +785,7 @@
   CounterPtr->setVisibility(Visibility);
   CounterPtr->setSection(
       getInstrProfSectionName(IPSK_cnts, TT.getObjectFormat()));
-  CounterPtr->setAlignment(8);
+  CounterPtr->setAlignment(Align(8));
   MaybeSetComdat(CounterPtr);
   CounterPtr->setLinkage(Linkage);
 
@@ -807,7 +807,7 @@
       ValuesVar->setVisibility(Visibility);
       ValuesVar->setSection(
           getInstrProfSectionName(IPSK_vals, TT.getObjectFormat()));
-      ValuesVar->setAlignment(8);
+      ValuesVar->setAlignment(Align(8));
       MaybeSetComdat(ValuesVar);
       ValuesPtrExpr =
           ConstantExpr::getBitCast(ValuesVar, Type::getInt8PtrTy(Ctx));
@@ -840,7 +840,7 @@
                                   getVarName(Inc, getInstrProfDataVarPrefix()));
   Data->setVisibility(Visibility);
   Data->setSection(getInstrProfSectionName(IPSK_data, TT.getObjectFormat()));
-  Data->setAlignment(INSTR_PROF_DATA_ALIGNMENT);
+  Data->setAlignment(Align(INSTR_PROF_DATA_ALIGNMENT));
   MaybeSetComdat(Data);
   Data->setLinkage(Linkage);
 
@@ -931,7 +931,7 @@
   // On COFF, it's important to reduce the alignment down to 1 to prevent the
   // linker from inserting padding before the start of the names section or
   // between names entries.
-  NamesVar->setAlignment(1);
+  NamesVar->setAlignment(Align::None());
   UsedVars.push_back(NamesVar);
 
   for (auto *NamePtr : ReferencedNames)