[mlir][nfc] Rename promoteMemRefDescriptors to promoteOperands.

`promoteMemRefDescriptors` also converts types of every operand, not only
memref-typed ones. I think `promoteMemRefDescriptors` name does not imply that.

Differential Revision: https://reviews.llvm.org/D85325

Author: pifon2a

mlir/include/mlir/Conversion/StandardToLLVM/ConvertStandardToLLVM.h

@@ -89,13 +89,13 @@ class LLVMTypeConverter : public TypeConverter {
 
   const LowerToLLVMOptions &getOptions() const { return options; }
 
-  /// Promote the LLVM struct representation of all MemRef descriptors to stack
-  /// and use pointers to struct to avoid the complexity of the
-  /// platform-specific C/C++ ABI lowering related to struct argument passing.
-  SmallVector<Value, 4> promoteMemRefDescriptors(Location loc,
-                                                 ValueRange opOperands,
-                                                 ValueRange operands,
-                                                 OpBuilder &builder);
+  /// Promote the LLVM representation of all operands including promoting MemRef
+  /// descriptors to stack and use pointers to struct to avoid the complexity
+  /// of the platform-specific C/C++ ABI lowering related to struct argument
+  /// passing.
+  SmallVector<Value, 4> promoteOperands(Location loc, ValueRange opOperands,
+                                        ValueRange operands,
+                                        OpBuilder &builder);
 
   /// Promote the LLVM struct representation of one MemRef descriptor to stack
   /// and use pointer to struct to avoid the complexity of the platform-specific

mlir/lib/Conversion/StandardToLLVM/StandardToLLVM.cpp

@@ -2126,7 +2126,7 @@ struct CallOpInterfaceLowering : public ConvertOpToLLVMPattern<CallOpType> {
         return failure();
     }
 
-    auto promoted = this->typeConverter.promoteMemRefDescriptors(
+    auto promoted = this->typeConverter.promoteOperands(
         op->getLoc(), /*opOperands=*/op->getOperands(), operands, rewriter);
     auto newOp = rewriter.create<LLVM::CallOp>(op->getLoc(), packedResult,
                                                promoted, op->getAttrs());
@@ -3356,10 +3356,10 @@ Value LLVMTypeConverter::promoteOneMemRefDescriptor(Location loc, Value operand,
   return allocated;
 }
 
-SmallVector<Value, 4>
-LLVMTypeConverter::promoteMemRefDescriptors(Location loc, ValueRange opOperands,
-                                            ValueRange operands,
-                                            OpBuilder &builder) {
+SmallVector<Value, 4> LLVMTypeConverter::promoteOperands(Location loc,
+                                                         ValueRange opOperands,
+                                                         ValueRange operands,
+                                                         OpBuilder &builder) {
   SmallVector<Value, 4> promotedOperands;
   promotedOperands.reserve(operands.size());
   for (auto it : llvm::zip(opOperands, operands)) {