[NFC] Cleanup callers of AttributeList::hasAttributes()

AttributeList::hasAttributes() is confusing, use clearer methods like
hasFnAttrs().

Author: aeubanks

clang/lib/CodeGen/CodeGenModule.cpp

@@ -3613,7 +3613,7 @@ llvm::Constant *CodeGenModule::GetOrCreateLLVMFunction(
   assert(F->getName() == MangledName && "name was uniqued!");
   if (D)
     SetFunctionAttributes(GD, F, IsIncompleteFunction, IsThunk);
-  if (ExtraAttrs.hasAttributes(llvm::AttributeList::FunctionIndex)) {
+  if (ExtraAttrs.hasFnAttrs()) {
     llvm::AttrBuilder B(ExtraAttrs, llvm::AttributeList::FunctionIndex);
     F->addAttributes(llvm::AttributeList::FunctionIndex, B);
   }

llvm/include/llvm/IR/Attributes.h

@@ -657,17 +657,18 @@ class AttributeList {
     return hasAttribute(ReturnIndex, Kind);
   }
 
-  /// Return true if attributes exists for the return value.
+  /// Return true if attributes exist for the return value.
   bool hasRetAttrs() const { return hasAttributes(ReturnIndex); }
 
-  /// Equivalent to hasAttribute(AttributeList::FunctionIndex, Kind) but
-  /// may be faster.
+  /// Return true if the attribute exists for the function.
   bool hasFnAttr(Attribute::AttrKind Kind) const;
 
-  /// Equivalent to hasAttribute(AttributeList::FunctionIndex, Kind) but
-  /// may be faster.
+  /// Return true if the attribute exists for the function.
   bool hasFnAttr(StringRef Kind) const;
 
+  /// Return true the attributes exist for the function.
+  bool hasFnAttrs() const { return hasAttributes(FunctionIndex); }
+
   /// Return true if the specified attribute is set for at least one
   /// parameter or for the return value. If Index is not nullptr, the index
   /// of a parameter with the specified attribute is provided.

llvm/lib/IR/AsmWriter.cpp

@@ -3682,7 +3682,7 @@ void AssemblyWriter::printFunction(const Function *F) {
     Out << "; Materializable\n";
 
   const AttributeList &Attrs = F->getAttributes();
-  if (Attrs.hasAttributes(AttributeList::FunctionIndex)) {
+  if (Attrs.hasFnAttrs()) {
     AttributeSet AS = Attrs.getFnAttrs();
     std::string AttrStr;
 
@@ -3720,7 +3720,7 @@ void AssemblyWriter::printFunction(const Function *F) {
   }
 
   FunctionType *FT = F->getFunctionType();
-  if (Attrs.hasAttributes(AttributeList::ReturnIndex))
+  if (Attrs.hasRetAttrs())
     Out << Attrs.getAsString(AttributeList::ReturnIndex) << ' ';
   TypePrinter.print(F->getReturnType(), Out);
   Out << ' ';
@@ -3769,7 +3769,7 @@ void AssemblyWriter::printFunction(const Function *F) {
   if (F->getAddressSpace() != 0 || !Mod ||
       Mod->getDataLayout().getProgramAddressSpace() != 0)
     Out << " addrspace(" << F->getAddressSpace() << ")";
-  if (Attrs.hasAttributes(AttributeList::FunctionIndex))
+  if (Attrs.hasFnAttrs())
     Out << " #" << Machine.getAttributeGroupSlot(Attrs.getFnAttrs());
   if (F->hasSection()) {
     Out << " section \"";
@@ -4126,7 +4126,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
     Type *RetTy = FTy->getReturnType();
     const AttributeList &PAL = CI->getAttributes();
 
-    if (PAL.hasAttributes(AttributeList::ReturnIndex))
+    if (PAL.hasRetAttrs())
       Out << ' ' << PAL.getAsString(AttributeList::ReturnIndex);
 
     // Only print addrspace(N) if necessary:
@@ -4155,7 +4155,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
       Out << ", ...";
 
     Out << ')';
-    if (PAL.hasAttributes(AttributeList::FunctionIndex))
+    if (PAL.hasFnAttrs())
       Out << " #" << Machine.getAttributeGroupSlot(PAL.getFnAttrs());
 
     writeOperandBundles(CI);
@@ -4171,7 +4171,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
       PrintCallingConv(II->getCallingConv(), Out);
     }
 
-    if (PAL.hasAttributes(AttributeList::ReturnIndex))
+    if (PAL.hasRetAttrs())
       Out << ' ' << PAL.getAsString(AttributeList::ReturnIndex);
 
     // Only print addrspace(N) if necessary:
@@ -4193,7 +4193,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
     }
 
     Out << ')';
-    if (PAL.hasAttributes(AttributeList::FunctionIndex))
+    if (PAL.hasFnAttrs())
       Out << " #" << Machine.getAttributeGroupSlot(PAL.getFnAttrs());
 
     writeOperandBundles(II);
@@ -4214,7 +4214,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
       PrintCallingConv(CBI->getCallingConv(), Out);
     }
 
-    if (PAL.hasAttributes(AttributeList::ReturnIndex))
+    if (PAL.hasRetAttrs())
       Out << ' ' << PAL.getAsString(AttributeList::ReturnIndex);
 
     // If possible, print out the short form of the callbr instruction. We can
@@ -4233,7 +4233,7 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
     }
 
     Out << ')';
-    if (PAL.hasAttributes(AttributeList::FunctionIndex))
+    if (PAL.hasFnAttrs())
       Out << " #" << Machine.getAttributeGroupSlot(PAL.getFnAttrs());
 
     writeOperandBundles(CBI);

llvm/lib/IR/Verifier.cpp

@@ -1928,7 +1928,7 @@ void Verifier::verifyFunctionAttrs(FunctionType *FT, AttributeList Attrs,
     }
   }
 
-  if (!Attrs.hasAttributes(AttributeList::FunctionIndex))
+  if (!Attrs.hasFnAttrs())
     return;
 
   verifyAttributeTypes(Attrs.getFnAttrs(), V);