[Mlir-commits] [mlir] f3379fe - Revert "[mlir] FunctionOpInterface: arg and result attrs dispatch to interface"

David Spickett llvmlistbot at llvm.org
Fri Dec 9 07:02:56 PST 2022


Author: David Spickett
Date: 2022-12-09T15:02:39Z
New Revision: f3379feabe38fd3711b13ffcf6de4aab03b7ccdc

URL: https://github.com/llvm/llvm-project/commit/f3379feabe38fd3711b13ffcf6de4aab03b7ccdc
DIFF: https://github.com/llvm/llvm-project/commit/f3379feabe38fd3711b13ffcf6de4aab03b7ccdc.diff

LOG: Revert "[mlir] FunctionOpInterface: arg and result attrs dispatch to interface"
and "[flang] Fix flang after MLIR update"

This reverts commit dd74e6b6f4fb7a4685086a4895c1934e043f875b and
1897b67ae86470ad54f6baea6f220933d8053b5b due to ongoing test failures on flang
bots e.g. https://lab.llvm.org/buildbot/#/builders/179/builds/5050

Added: 
    

Modified: 
    flang/lib/Optimizer/CodeGen/TargetRewrite.cpp
    mlir/examples/toy/Ch2/include/toy/Ops.td
    mlir/examples/toy/Ch2/mlir/Dialect.cpp
    mlir/examples/toy/Ch3/include/toy/Ops.td
    mlir/examples/toy/Ch3/mlir/Dialect.cpp
    mlir/examples/toy/Ch4/include/toy/Ops.td
    mlir/examples/toy/Ch4/mlir/Dialect.cpp
    mlir/examples/toy/Ch5/include/toy/Ops.td
    mlir/examples/toy/Ch5/mlir/Dialect.cpp
    mlir/examples/toy/Ch6/include/toy/Ops.td
    mlir/examples/toy/Ch6/mlir/Dialect.cpp
    mlir/examples/toy/Ch7/include/toy/Ops.td
    mlir/examples/toy/Ch7/mlir/Dialect.cpp
    mlir/include/mlir/Dialect/Async/IR/AsyncOps.td
    mlir/include/mlir/Dialect/Func/IR/FuncOps.td
    mlir/include/mlir/Dialect/GPU/IR/GPUOps.td
    mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td
    mlir/include/mlir/Dialect/MLProgram/IR/MLProgramOps.td
    mlir/include/mlir/Dialect/PDLInterp/IR/PDLInterpOps.td
    mlir/include/mlir/Dialect/SPIRV/IR/SPIRVStructureOps.td
    mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
    mlir/include/mlir/IR/FunctionImplementation.h
    mlir/include/mlir/IR/FunctionInterfaces.h
    mlir/include/mlir/IR/FunctionInterfaces.td
    mlir/include/mlir/IR/OpBase.td
    mlir/lib/Conversion/FuncToLLVM/FuncToLLVM.cpp
    mlir/lib/Dialect/Async/IR/Async.cpp
    mlir/lib/Dialect/Func/IR/FuncOps.cpp
    mlir/lib/Dialect/GPU/IR/GPUDialect.cpp
    mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp
    mlir/lib/Dialect/MLProgram/IR/MLProgramOps.cpp
    mlir/lib/Dialect/PDLInterp/IR/PDLInterp.cpp
    mlir/lib/Dialect/SPIRV/IR/SPIRVOps.cpp
    mlir/lib/Dialect/Shape/IR/Shape.cpp
    mlir/lib/IR/FunctionImplementation.cpp
    mlir/lib/IR/FunctionInterfaces.cpp
    mlir/test/IR/invalid-func-op.mlir

Removed: 
    


################################################################################
diff  --git a/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp b/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp
index 87206c12efde0..1ad2526bd04bf 100644
--- a/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp
+++ b/flang/lib/Optimizer/CodeGen/TargetRewrite.cpp
@@ -501,8 +501,7 @@ class TargetRewrite : public fir::impl::TargetRewritePassBase<TargetRewrite> {
     // correctly.
     for (auto e : llvm::enumerate(funcTy.getInputs())) {
       unsigned index = e.index();
-      llvm::ArrayRef<mlir::NamedAttribute> attrs =
-          mlir::function_interface_impl::getArgAttrs(func, index);
+      llvm::ArrayRef<mlir::NamedAttribute> attrs = func.getArgAttrs(index);
       for (mlir::NamedAttribute attr : attrs) {
         savedAttrs.push_back({index, attr});
       }

diff  --git a/mlir/examples/toy/Ch2/include/toy/Ops.td b/mlir/examples/toy/Ch2/include/toy/Ops.td
index 4e2fb9ec397e5..380536bc3f945 100644
--- a/mlir/examples/toy/Ch2/include/toy/Ops.td
+++ b/mlir/examples/toy/Ch2/include/toy/Ops.td
@@ -134,9 +134,7 @@ def FuncOp : Toy_Op<"func", [
 
   let arguments = (ins
     SymbolNameAttr:$sym_name,
-    TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    TypeAttrOf<FunctionType>:$function_type
   );
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/examples/toy/Ch2/mlir/Dialect.cpp b/mlir/examples/toy/Ch2/mlir/Dialect.cpp
index a6ccbbfab48a9..8c36fafc2f001 100644
--- a/mlir/examples/toy/Ch2/mlir/Dialect.cpp
+++ b/mlir/examples/toy/Ch2/mlir/Dialect.cpp
@@ -219,9 +219,8 @@ mlir::ParseResult FuncOp::parse(mlir::OpAsmParser &parser,
 void FuncOp::print(mlir::OpAsmPrinter &p) {
   // Dispatch to the FunctionOpInterface provided utility method that prints the
   // function operation.
-  mlir::function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  mlir::function_interface_impl::printFunctionOp(p, *this,
+                                                 /*isVariadic=*/false);
 }
 
 //===----------------------------------------------------------------------===//

diff  --git a/mlir/examples/toy/Ch3/include/toy/Ops.td b/mlir/examples/toy/Ch3/include/toy/Ops.td
index 1a4e6a1a29ad0..e526fe5bdaf51 100644
--- a/mlir/examples/toy/Ch3/include/toy/Ops.td
+++ b/mlir/examples/toy/Ch3/include/toy/Ops.td
@@ -133,9 +133,7 @@ def FuncOp : Toy_Op<"func", [
 
   let arguments = (ins
     SymbolNameAttr:$sym_name,
-    TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    TypeAttrOf<FunctionType>:$function_type
   );
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/examples/toy/Ch3/mlir/Dialect.cpp b/mlir/examples/toy/Ch3/mlir/Dialect.cpp
index 913979a94950f..6bf140487420f 100644
--- a/mlir/examples/toy/Ch3/mlir/Dialect.cpp
+++ b/mlir/examples/toy/Ch3/mlir/Dialect.cpp
@@ -206,9 +206,8 @@ mlir::ParseResult FuncOp::parse(mlir::OpAsmParser &parser,
 void FuncOp::print(mlir::OpAsmPrinter &p) {
   // Dispatch to the FunctionOpInterface provided utility method that prints the
   // function operation.
-  mlir::function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  mlir::function_interface_impl::printFunctionOp(p, *this,
+                                                 /*isVariadic=*/false);
 }
 
 //===----------------------------------------------------------------------===//

diff  --git a/mlir/examples/toy/Ch4/include/toy/Ops.td b/mlir/examples/toy/Ch4/include/toy/Ops.td
index cbece4767d150..4956b0ed2f793 100644
--- a/mlir/examples/toy/Ch4/include/toy/Ops.td
+++ b/mlir/examples/toy/Ch4/include/toy/Ops.td
@@ -163,9 +163,7 @@ def FuncOp : Toy_Op<"func", [
 
   let arguments = (ins
     SymbolNameAttr:$sym_name,
-    TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    TypeAttrOf<FunctionType>:$function_type
   );
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/examples/toy/Ch4/mlir/Dialect.cpp b/mlir/examples/toy/Ch4/mlir/Dialect.cpp
index 5db2f953e8b2f..8343a1cb5fbc3 100644
--- a/mlir/examples/toy/Ch4/mlir/Dialect.cpp
+++ b/mlir/examples/toy/Ch4/mlir/Dialect.cpp
@@ -295,9 +295,8 @@ mlir::ParseResult FuncOp::parse(mlir::OpAsmParser &parser,
 void FuncOp::print(mlir::OpAsmPrinter &p) {
   // Dispatch to the FunctionOpInterface provided utility method that prints the
   // function operation.
-  mlir::function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  mlir::function_interface_impl::printFunctionOp(p, *this,
+                                                 /*isVariadic=*/false);
 }
 
 /// Returns the region on the function operation that is callable.

diff  --git a/mlir/examples/toy/Ch5/include/toy/Ops.td b/mlir/examples/toy/Ch5/include/toy/Ops.td
index 70e482dd76ebe..f4e7b08732ed3 100644
--- a/mlir/examples/toy/Ch5/include/toy/Ops.td
+++ b/mlir/examples/toy/Ch5/include/toy/Ops.td
@@ -163,9 +163,7 @@ def FuncOp : Toy_Op<"func", [
 
   let arguments = (ins
     SymbolNameAttr:$sym_name,
-    TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    TypeAttrOf<FunctionType>:$function_type
   );
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/examples/toy/Ch5/mlir/Dialect.cpp b/mlir/examples/toy/Ch5/mlir/Dialect.cpp
index c2015eee1890e..dde12f51c351e 100644
--- a/mlir/examples/toy/Ch5/mlir/Dialect.cpp
+++ b/mlir/examples/toy/Ch5/mlir/Dialect.cpp
@@ -295,9 +295,8 @@ mlir::ParseResult FuncOp::parse(mlir::OpAsmParser &parser,
 void FuncOp::print(mlir::OpAsmPrinter &p) {
   // Dispatch to the FunctionOpInterface provided utility method that prints the
   // function operation.
-  mlir::function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  mlir::function_interface_impl::printFunctionOp(p, *this,
+                                                 /*isVariadic=*/false);
 }
 
 /// Returns the region on the function operation that is callable.

diff  --git a/mlir/examples/toy/Ch6/include/toy/Ops.td b/mlir/examples/toy/Ch6/include/toy/Ops.td
index cf2bc3f504806..ea9323ece6259 100644
--- a/mlir/examples/toy/Ch6/include/toy/Ops.td
+++ b/mlir/examples/toy/Ch6/include/toy/Ops.td
@@ -163,9 +163,7 @@ def FuncOp : Toy_Op<"func", [
 
   let arguments = (ins
     SymbolNameAttr:$sym_name,
-    TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    TypeAttrOf<FunctionType>:$function_type
   );
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/examples/toy/Ch6/mlir/Dialect.cpp b/mlir/examples/toy/Ch6/mlir/Dialect.cpp
index c2015eee1890e..dde12f51c351e 100644
--- a/mlir/examples/toy/Ch6/mlir/Dialect.cpp
+++ b/mlir/examples/toy/Ch6/mlir/Dialect.cpp
@@ -295,9 +295,8 @@ mlir::ParseResult FuncOp::parse(mlir::OpAsmParser &parser,
 void FuncOp::print(mlir::OpAsmPrinter &p) {
   // Dispatch to the FunctionOpInterface provided utility method that prints the
   // function operation.
-  mlir::function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  mlir::function_interface_impl::printFunctionOp(p, *this,
+                                                 /*isVariadic=*/false);
 }
 
 /// Returns the region on the function operation that is callable.

diff  --git a/mlir/examples/toy/Ch7/include/toy/Ops.td b/mlir/examples/toy/Ch7/include/toy/Ops.td
index 08671a7347c19..45ecdd3bc78f9 100644
--- a/mlir/examples/toy/Ch7/include/toy/Ops.td
+++ b/mlir/examples/toy/Ch7/include/toy/Ops.td
@@ -186,9 +186,7 @@ def FuncOp : Toy_Op<"func", [
 
   let arguments = (ins
     SymbolNameAttr:$sym_name,
-    TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    TypeAttrOf<FunctionType>:$function_type
   );
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/examples/toy/Ch7/mlir/Dialect.cpp b/mlir/examples/toy/Ch7/mlir/Dialect.cpp
index ffcdd7a76c992..3413e57d37b30 100644
--- a/mlir/examples/toy/Ch7/mlir/Dialect.cpp
+++ b/mlir/examples/toy/Ch7/mlir/Dialect.cpp
@@ -322,9 +322,8 @@ mlir::ParseResult FuncOp::parse(mlir::OpAsmParser &parser,
 void FuncOp::print(mlir::OpAsmPrinter &p) {
   // Dispatch to the FunctionOpInterface provided utility method that prints the
   // function operation.
-  mlir::function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  mlir::function_interface_impl::printFunctionOp(p, *this,
+                                                 /*isVariadic=*/false);
 }
 
 /// Returns the region on the function operation that is callable.

diff  --git a/mlir/include/mlir/Dialect/Async/IR/AsyncOps.td b/mlir/include/mlir/Dialect/Async/IR/AsyncOps.td
index 14146cd10ac63..30895e577ad6c 100644
--- a/mlir/include/mlir/Dialect/Async/IR/AsyncOps.td
+++ b/mlir/include/mlir/Dialect/Async/IR/AsyncOps.td
@@ -140,9 +140,7 @@ def Async_FuncOp : Async_Op<"func",
 
   let arguments = (ins SymbolNameAttr:$sym_name,
                        TypeAttrOf<FunctionType>:$function_type,
-                       OptionalAttr<StrAttr>:$sym_visibility,
-                       OptionalAttr<DictArrayAttr>:$arg_attrs,
-                       OptionalAttr<DictArrayAttr>:$res_attrs);
+                       OptionalAttr<StrAttr>:$sym_visibility);
 
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/include/mlir/Dialect/Func/IR/FuncOps.td b/mlir/include/mlir/Dialect/Func/IR/FuncOps.td
index 4922689fbef60..f1b7cfdb63022 100644
--- a/mlir/include/mlir/Dialect/Func/IR/FuncOps.td
+++ b/mlir/include/mlir/Dialect/Func/IR/FuncOps.td
@@ -251,9 +251,7 @@ def FuncOp : Func_Op<"func", [
 
   let arguments = (ins SymbolNameAttr:$sym_name,
                        TypeAttrOf<FunctionType>:$function_type,
-                       OptionalAttr<StrAttr>:$sym_visibility,
-                       OptionalAttr<DictArrayAttr>:$arg_attrs,
-                       OptionalAttr<DictArrayAttr>:$res_attrs);
+                       OptionalAttr<StrAttr>:$sym_visibility);
   let regions = (region AnyRegion:$body);
 
   let builders = [OpBuilder<(ins

diff  --git a/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td b/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td
index f9fff78861ea1..0642b1865b5fd 100644
--- a/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td
+++ b/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td
@@ -242,9 +242,7 @@ def GPU_GPUFuncOp : GPU_Op<"func", [
     attribution.
   }];
 
-  let arguments = (ins TypeAttrOf<FunctionType>:$function_type,
-                       OptionalAttr<DictArrayAttr>:$arg_attrs,
-                       OptionalAttr<DictArrayAttr>:$res_attrs);
+  let arguments = (ins TypeAttrOf<FunctionType>:$function_type);
   let regions = (region AnyRegion:$body);
 
   let skipDefaultBuilders = 1;

diff  --git a/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td b/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td
index afc07e2a568cc..19e589c17171d 100644
--- a/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td
+++ b/mlir/include/mlir/Dialect/LLVMIR/LLVMOps.td
@@ -1311,9 +1311,7 @@ def LLVM_LLVMFuncOp : LLVM_Op<"func", [
     DefaultValuedAttr<CConv, "CConv::C">:$CConv,
     OptionalAttr<FlatSymbolRefAttr>:$personality,
     OptionalAttr<StrAttr>:$garbageCollector,
-    OptionalAttr<ArrayAttr>:$passthrough,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    OptionalAttr<ArrayAttr>:$passthrough
   );
 
   let regions = (region AnyRegion:$body);

diff  --git a/mlir/include/mlir/Dialect/MLProgram/IR/MLProgramOps.td b/mlir/include/mlir/Dialect/MLProgram/IR/MLProgramOps.td
index db6c7733130cb..422680a06deaa 100644
--- a/mlir/include/mlir/Dialect/MLProgram/IR/MLProgramOps.td
+++ b/mlir/include/mlir/Dialect/MLProgram/IR/MLProgramOps.td
@@ -52,8 +52,6 @@ def MLProgram_FuncOp : MLProgram_Op<"func", [
 
   let arguments = (ins SymbolNameAttr:$sym_name,
                        TypeAttrOf<FunctionType>:$function_type,
-                       OptionalAttr<DictArrayAttr>:$arg_attrs,
-                       OptionalAttr<DictArrayAttr>:$res_attrs,
                        OptionalAttr<StrAttr>:$sym_visibility);
   let regions = (region AnyRegion:$body);
 
@@ -403,8 +401,6 @@ def MLProgram_SubgraphOp : MLProgram_Op<"subgraph", [
 
   let arguments = (ins SymbolNameAttr:$sym_name,
                        TypeAttrOf<FunctionType>:$function_type,
-                       OptionalAttr<DictArrayAttr>:$arg_attrs,
-                       OptionalAttr<DictArrayAttr>:$res_attrs,
                        OptionalAttr<StrAttr>:$sym_visibility);
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/include/mlir/Dialect/PDLInterp/IR/PDLInterpOps.td b/mlir/include/mlir/Dialect/PDLInterp/IR/PDLInterpOps.td
index 6ecbed2ac1b67..42a48cdb2ff94 100644
--- a/mlir/include/mlir/Dialect/PDLInterp/IR/PDLInterpOps.td
+++ b/mlir/include/mlir/Dialect/PDLInterp/IR/PDLInterpOps.td
@@ -652,9 +652,7 @@ def PDLInterp_FuncOp : PDLInterp_Op<"func", [
 
   let arguments = (ins
     SymbolNameAttr:$sym_name,
-    TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs
+    TypeAttrOf<FunctionType>:$function_type
   );
   let regions = (region MinSizedRegion<1>:$body);
 

diff  --git a/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVStructureOps.td b/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVStructureOps.td
index 8339afc4f7a33..147705ecb873c 100644
--- a/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVStructureOps.td
+++ b/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVStructureOps.td
@@ -291,8 +291,6 @@ def SPIRV_FuncOp : SPIRV_Op<"func", [
 
   let arguments = (ins
     TypeAttrOf<FunctionType>:$function_type,
-    OptionalAttr<DictArrayAttr>:$arg_attrs,
-    OptionalAttr<DictArrayAttr>:$res_attrs,
     StrAttr:$sym_name,
     SPIRV_FunctionControlAttr:$function_control
   );

diff  --git a/mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td b/mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
index 97d1f0c228421..c3697f01bb776 100644
--- a/mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
+++ b/mlir/include/mlir/Dialect/Shape/IR/ShapeOps.td
@@ -1107,8 +1107,6 @@ def Shape_FuncOp : Shape_Op<"func",
 
   let arguments = (ins SymbolNameAttr:$sym_name,
                        TypeAttrOf<FunctionType>:$function_type,
-                       OptionalAttr<DictArrayAttr>:$arg_attrs,
-                       OptionalAttr<DictArrayAttr>:$res_attrs,
                        OptionalAttr<StrAttr>:$sym_visibility);
   let regions = (region AnyRegion:$body);
 

diff  --git a/mlir/include/mlir/IR/FunctionImplementation.h b/mlir/include/mlir/IR/FunctionImplementation.h
index eb7979095c33c..f4c0cc03050fe 100644
--- a/mlir/include/mlir/IR/FunctionImplementation.h
+++ b/mlir/include/mlir/IR/FunctionImplementation.h
@@ -39,12 +39,10 @@ class VariadicFlag {
 /// with special names given by getResultAttrName, getArgumentAttrName.
 void addArgAndResultAttrs(Builder &builder, OperationState &result,
                           ArrayRef<DictionaryAttr> argAttrs,
-                          ArrayRef<DictionaryAttr> resultAttrs,
-                          StringAttr argAttrsName, StringAttr resAttrsName);
+                          ArrayRef<DictionaryAttr> resultAttrs);
 void addArgAndResultAttrs(Builder &builder, OperationState &result,
-                          ArrayRef<OpAsmParser::Argument> args,
-                          ArrayRef<DictionaryAttr> resultAttrs,
-                          StringAttr argAttrsName, StringAttr resAttrsName);
+                          ArrayRef<OpAsmParser::Argument> argAttrs,
+                          ArrayRef<DictionaryAttr> resultAttrs);
 
 /// Callback type for `parseFunctionOp`, the callback should produce the
 /// type that will be associated with a function-like operation from lists of
@@ -79,17 +77,15 @@ Type getFunctionType(Builder &builder, ArrayRef<OpAsmParser::Argument> argAttrs,
 /// type, report the error or delegate the reporting to the op's verifier.
 ParseResult parseFunctionOp(OpAsmParser &parser, OperationState &result,
                             bool allowVariadic, StringAttr typeAttrName,
-                            FuncTypeBuilder funcTypeBuilder,
-                            StringAttr argAttrsName, StringAttr resAttrsName);
+                            FuncTypeBuilder funcTypeBuilder);
 
 /// Printer implementation for function-like operations.
 void printFunctionOp(OpAsmPrinter &p, FunctionOpInterface op, bool isVariadic,
-                     StringRef typeAttrName, StringAttr argAttrsName,
-                     StringAttr resAttrsName);
+                     StringRef typeAttrName);
 
 /// Prints the signature of the function-like operation `op`. Assumes `op` has
 /// is a FunctionOpInterface and has passed verification.
-void printFunctionSignature(OpAsmPrinter &p, FunctionOpInterface op,
+void printFunctionSignature(OpAsmPrinter &p, Operation *op,
                             ArrayRef<Type> argTypes, bool isVariadic,
                             ArrayRef<Type> resultTypes);
 

diff  --git a/mlir/include/mlir/IR/FunctionInterfaces.h b/mlir/include/mlir/IR/FunctionInterfaces.h
index 3beb3db4e5662..bc2ec4751c582 100644
--- a/mlir/include/mlir/IR/FunctionInterfaces.h
+++ b/mlir/include/mlir/IR/FunctionInterfaces.h
@@ -26,30 +26,48 @@ class FunctionOpInterface;
 
 namespace function_interface_impl {
 
+/// Return the name of the attribute used for function argument attributes.
+inline StringRef getArgDictAttrName() { return "arg_attrs"; }
+
+/// Return the name of the attribute used for function argument attributes.
+inline StringRef getResultDictAttrName() { return "res_attrs"; }
+
 /// Returns the dictionary attribute corresponding to the argument at 'index'.
 /// If there are no argument attributes at 'index', a null attribute is
 /// returned.
-DictionaryAttr getArgAttrDict(FunctionOpInterface op, unsigned index);
+DictionaryAttr getArgAttrDict(Operation *op, unsigned index);
 
 /// Returns the dictionary attribute corresponding to the result at 'index'.
 /// If there are no result attributes at 'index', a null attribute is
 /// returned.
-DictionaryAttr getResultAttrDict(FunctionOpInterface op, unsigned index);
+DictionaryAttr getResultAttrDict(Operation *op, unsigned index);
 
-/// Return all of the attributes for the argument at 'index'.
-ArrayRef<NamedAttribute> getArgAttrs(FunctionOpInterface op, unsigned index);
-
-/// Return all of the attributes for the result at 'index'.
-ArrayRef<NamedAttribute> getResultAttrs(FunctionOpInterface op, unsigned index);
+namespace detail {
+/// Update the given index into an argument or result attribute dictionary.
+void setArgResAttrDict(Operation *op, StringRef attrName,
+                       unsigned numTotalIndices, unsigned index,
+                       DictionaryAttr attrs);
+} // namespace detail
 
 /// Set all of the argument or result attribute dictionaries for a function. The
 /// size of `attrs` is expected to match the number of arguments/results of the
 /// given `op`.
-void setAllArgAttrDicts(FunctionOpInterface op, ArrayRef<DictionaryAttr> attrs);
-void setAllArgAttrDicts(FunctionOpInterface op, ArrayRef<Attribute> attrs);
-void setAllResultAttrDicts(FunctionOpInterface op,
-                           ArrayRef<DictionaryAttr> attrs);
-void setAllResultAttrDicts(FunctionOpInterface op, ArrayRef<Attribute> attrs);
+void setAllArgAttrDicts(Operation *op, ArrayRef<DictionaryAttr> attrs);
+void setAllArgAttrDicts(Operation *op, ArrayRef<Attribute> attrs);
+void setAllResultAttrDicts(Operation *op, ArrayRef<DictionaryAttr> attrs);
+void setAllResultAttrDicts(Operation *op, ArrayRef<Attribute> attrs);
+
+/// Return all of the attributes for the argument at 'index'.
+inline ArrayRef<NamedAttribute> getArgAttrs(Operation *op, unsigned index) {
+  auto argDict = getArgAttrDict(op, index);
+  return argDict ? argDict.getValue() : std::nullopt;
+}
+
+/// Return all of the attributes for the result at 'index'.
+inline ArrayRef<NamedAttribute> getResultAttrs(Operation *op, unsigned index) {
+  auto resultDict = getResultAttrDict(op, index);
+  return resultDict ? resultDict.getValue() : std::nullopt;
+}
 
 /// Insert the specified arguments and update the function type attribute.
 void insertFunctionArguments(FunctionOpInterface op,
@@ -92,10 +110,20 @@ TypeRange filterTypesOut(TypeRange types, const BitVector &indices,
 //===----------------------------------------------------------------------===//
 
 /// Set the attributes held by the argument at 'index'.
-void setArgAttrs(FunctionOpInterface op, unsigned index,
-                 ArrayRef<NamedAttribute> attributes);
-void setArgAttrs(FunctionOpInterface op, unsigned index,
-                 DictionaryAttr attributes);
+template <typename ConcreteType>
+void setArgAttrs(ConcreteType op, unsigned index,
+                 ArrayRef<NamedAttribute> attributes) {
+  assert(index < op.getNumArguments() && "invalid argument number");
+  return detail::setArgResAttrDict(
+      op, getArgDictAttrName(), op.getNumArguments(), index,
+      DictionaryAttr::get(op->getContext(), attributes));
+}
+template <typename ConcreteType>
+void setArgAttrs(ConcreteType op, unsigned index, DictionaryAttr attributes) {
+  return detail::setArgResAttrDict(
+      op, getArgDictAttrName(), op.getNumArguments(), index,
+      attributes ? attributes : DictionaryAttr::get(op->getContext()));
+}
 
 /// If the an attribute exists with the specified name, change it to the new
 /// value. Otherwise, add a new attribute with the specified name/value.
@@ -129,10 +157,23 @@ Attribute removeArgAttr(ConcreteType op, unsigned index, StringAttr name) {
 //===----------------------------------------------------------------------===//
 
 /// Set the attributes held by the result at 'index'.
-void setResultAttrs(FunctionOpInterface op, unsigned index,
-                    ArrayRef<NamedAttribute> attributes);
-void setResultAttrs(FunctionOpInterface op, unsigned index,
-                    DictionaryAttr attributes);
+template <typename ConcreteType>
+void setResultAttrs(ConcreteType op, unsigned index,
+                    ArrayRef<NamedAttribute> attributes) {
+  assert(index < op.getNumResults() && "invalid result number");
+  return detail::setArgResAttrDict(
+      op, getResultDictAttrName(), op.getNumResults(), index,
+      DictionaryAttr::get(op->getContext(), attributes));
+}
+
+template <typename ConcreteType>
+void setResultAttrs(ConcreteType op, unsigned index,
+                    DictionaryAttr attributes) {
+  assert(index < op.getNumResults() && "invalid result number");
+  return detail::setArgResAttrDict(
+      op, getResultDictAttrName(), op.getNumResults(), index,
+      attributes ? attributes : DictionaryAttr::get(op->getContext()));
+}
 
 /// If the an attribute exists with the specified name, change it to the new
 /// value. Otherwise, add a new attribute with the specified name/value.
@@ -172,8 +213,9 @@ LogicalResult verifyTrait(ConcreteOp op) {
     unsigned numArgs = op.getNumArguments();
     if (allArgAttrs.size() != numArgs) {
       return op.emitOpError()
-             << "expects argument attribute array to have the same number of "
-                "elements as the number of function arguments, got "
+             << "expects argument attribute array `" << getArgDictAttrName()
+             << "` to have the same number of elements as the number of "
+                "function arguments, got "
              << allArgAttrs.size() << ", but expected " << numArgs;
     }
     for (unsigned i = 0; i != numArgs; ++i) {
@@ -203,8 +245,9 @@ LogicalResult verifyTrait(ConcreteOp op) {
     unsigned numResults = op.getNumResults();
     if (allResultAttrs.size() != numResults) {
       return op.emitOpError()
-             << "expects result attribute array to have the same number of "
-                "elements as the number of function results, got "
+             << "expects result attribute array `" << getResultDictAttrName()
+             << "` to have the same number of elements as the number of "
+                "function results, got "
              << allResultAttrs.size() << ", but expected " << numResults;
     }
     for (unsigned i = 0; i != numResults; ++i) {

diff  --git a/mlir/include/mlir/IR/FunctionInterfaces.td b/mlir/include/mlir/IR/FunctionInterfaces.td
index 0e8a3addfa7ee..e86057aa7ec2f 100644
--- a/mlir/include/mlir/IR/FunctionInterfaces.td
+++ b/mlir/include/mlir/IR/FunctionInterfaces.td
@@ -59,42 +59,6 @@ def FunctionOpInterface : OpInterface<"FunctionOpInterface"> {
       result attributes.
     }],
     "void", "setFunctionTypeAttr", (ins "::mlir::TypeAttr":$type)>,
-
-    InterfaceMethod<[{
-      Get the array of argument attribute dictionaries. The method should return
-      an array attribute containing only dictionary attributes equal in number
-      to the number of function arguments. Alternatively, the method can return
-      null to indicate that the function has no argument attributes.
-    }],
-    "::mlir::ArrayAttr", "getArgAttrsAttr">,
-    InterfaceMethod<[{
-      Get the array of result attribute dictionaries. The method should return
-      an array attribute containing only dictionary attributes equal in number
-      to the number of function results. Alternatively, the method can return
-      null to indicate that the function has no result attributes.
-    }],
-    "::mlir::ArrayAttr", "getResAttrsAttr">,
-    InterfaceMethod<[{
-      Set the array of argument attribute dictionaries.
-    }],
-    "void", "setArgAttrsAttr", (ins "::mlir::ArrayAttr":$attrs)>,
-    InterfaceMethod<[{
-      Set the array of result attribute dictionaries.
-    }],
-    "void", "setResAttrsAttr", (ins "::mlir::ArrayAttr":$attrs)>,
-    InterfaceMethod<[{
-      Remove the array of argument attribute dictionaries. This is the same as
-      setting all argument attributes to an empty dictionary. The method should
-      return the removed attribute.
-    }],
-    "::mlir::Attribute", "removeArgAttrsAttr">,
-    InterfaceMethod<[{
-      Remove the array of result attribute dictionaries. This is the same as
-      setting all result attributes to an empty dictionary. The method should
-      return the removed attribute.
-    }],
-    "::mlir::Attribute", "removeResAttrsAttr">,
-
     InterfaceMethod<[{
       Returns the function argument types based exclusively on
       the type (to allow for this method may be called on function
@@ -286,6 +250,20 @@ def FunctionOpInterface : OpInterface<"FunctionOpInterface"> {
       function_interface_impl::setFunctionType(this->getOperation(), newType);
     }
 
+    // FIXME: These functions should be removed in favor of just forwarding to
+    // the derived operation, which should already have these defined
+    // (via ODS).
+
+    /// Returns the name of the attribute used for function argument attributes.
+    static StringRef getArgDictAttrName() {
+      return function_interface_impl::getArgDictAttrName();
+    }
+
+    /// Returns the name of the attribute used for function argument attributes.
+    static StringRef getResultDictAttrName() {
+      return function_interface_impl::getResultDictAttrName();
+    }
+
     //===------------------------------------------------------------------===//
     // Argument and Result Handling
     //===------------------------------------------------------------------===//
@@ -427,8 +405,10 @@ def FunctionOpInterface : OpInterface<"FunctionOpInterface"> {
 
     /// Return an ArrayAttr containing all argument attribute dictionaries of
     /// this function, or nullptr if no arguments have attributes.
-    ArrayAttr getAllArgAttrs() { return $_op.getArgAttrsAttr(); }
-
+    ArrayAttr getAllArgAttrs() {
+      return this->getOperation()->template getAttrOfType<ArrayAttr>(
+          getArgDictAttrName());
+    }
     /// Return all argument attributes of this function.
     void getAllArgAttrs(SmallVectorImpl<DictionaryAttr> &result) {
       if (ArrayAttr argAttrs = getAllArgAttrs()) {
@@ -480,7 +460,7 @@ def FunctionOpInterface : OpInterface<"FunctionOpInterface"> {
     }
     void setAllArgAttrs(ArrayAttr attributes) {
       assert(attributes.size() == $_op.getNumArguments());
-      $_op.setArgAttrsAttr(attributes);
+      this->getOperation()->setAttr(getArgDictAttrName(), attributes);
     }
 
     /// If the an attribute exists with the specified name, change it to the new
@@ -516,8 +496,10 @@ def FunctionOpInterface : OpInterface<"FunctionOpInterface"> {
 
     /// Return an ArrayAttr containing all result attribute dictionaries of this
     /// function, or nullptr if no result have attributes.
-    ArrayAttr getAllResultAttrs() { return $_op.getResAttrsAttr(); }
-
+    ArrayAttr getAllResultAttrs() {
+      return this->getOperation()->template getAttrOfType<ArrayAttr>(
+          getResultDictAttrName());
+    }
     /// Return all result attributes of this function.
     void getAllResultAttrs(SmallVectorImpl<DictionaryAttr> &result) {
       if (ArrayAttr argAttrs = getAllResultAttrs()) {
@@ -571,7 +553,7 @@ def FunctionOpInterface : OpInterface<"FunctionOpInterface"> {
     }
     void setAllResultAttrs(ArrayAttr attributes) {
       assert(attributes.size() == $_op.getNumResults());
-      $_op.setResAttrsAttr(attributes);
+      this->getOperation()->setAttr(getResultDictAttrName(), attributes);
     }
 
     /// If the an attribute exists with the specified name, change it to the new

diff  --git a/mlir/include/mlir/IR/OpBase.td b/mlir/include/mlir/IR/OpBase.td
index 400f67162aaf9..2affd9ae3e031 100644
--- a/mlir/include/mlir/IR/OpBase.td
+++ b/mlir/include/mlir/IR/OpBase.td
@@ -1524,8 +1524,6 @@ def TypeArrayAttr : TypedArrayAttrBase<TypeAttr, "type array attribute"> {
 }
 def IndexListArrayAttr :
   TypedArrayAttrBase<I64ArrayAttr, "Array of 64-bit integer array attributes">;
-def DictArrayAttr :
-  TypedArrayAttrBase<DictionaryAttr, "Array of dictionary attributes">;
 
 // Attributes containing symbol references.
 def SymbolRefAttr : Attr<CPred<"$_self.isa<::mlir::SymbolRefAttr>()">,

diff  --git a/mlir/lib/Conversion/FuncToLLVM/FuncToLLVM.cpp b/mlir/lib/Conversion/FuncToLLVM/FuncToLLVM.cpp
index 0cd024e4ae89b..9f522aaa49f92 100644
--- a/mlir/lib/Conversion/FuncToLLVM/FuncToLLVM.cpp
+++ b/mlir/lib/Conversion/FuncToLLVM/FuncToLLVM.cpp
@@ -66,8 +66,8 @@ static void filterFuncAttributes(func::FuncOp func, bool filterArgAndResAttrs,
         attr.getName() == func.getFunctionTypeAttrName() ||
         attr.getName() == "func.varargs" ||
         (filterArgAndResAttrs &&
-         (attr.getName() == func.getArgAttrsAttrName() ||
-          attr.getName() == func.getResAttrsAttrName())))
+         (attr.getName() == FunctionOpInterface::getArgDictAttrName() ||
+          attr.getName() == FunctionOpInterface::getResultDictAttrName())))
       continue;
     result.push_back(attr);
   }
@@ -90,19 +90,18 @@ static auto wrapAsStructAttrs(OpBuilder &b, ArrayAttr attrs) {
 static void
 prependResAttrsToArgAttrs(OpBuilder &builder,
                           SmallVectorImpl<NamedAttribute> &attributes,
-                          func::FuncOp func) {
-  size_t numArguments = func.getNumArguments();
+                          size_t numArguments) {
   auto allAttrs = SmallVector<Attribute>(
       numArguments + 1, DictionaryAttr::get(builder.getContext()));
   NamedAttribute *argAttrs = nullptr;
   for (auto *it = attributes.begin(); it != attributes.end();) {
-    if (it->getName() == func.getArgAttrsAttrName()) {
+    if (it->getName() == FunctionOpInterface::getArgDictAttrName()) {
       auto arrayAttrs = it->getValue().cast<ArrayAttr>();
       assert(arrayAttrs.size() == numArguments &&
              "Number of arg attrs and args should match");
       std::copy(arrayAttrs.begin(), arrayAttrs.end(), allAttrs.begin() + 1);
       argAttrs = it;
-    } else if (it->getName() == func.getResAttrsAttrName()) {
+    } else if (it->getName() == FunctionOpInterface::getResultDictAttrName()) {
       auto arrayAttrs = it->getValue().cast<ArrayAttr>();
       assert(!arrayAttrs.empty() && "expected array to be non-empty");
       allAttrs[0] = (arrayAttrs.size() == 1)
@@ -114,8 +113,9 @@ prependResAttrsToArgAttrs(OpBuilder &builder,
     it++;
   }
 
-  auto newArgAttrs = builder.getNamedAttr(func.getArgAttrsAttrName(),
-                                          builder.getArrayAttr(allAttrs));
+  auto newArgAttrs =
+      builder.getNamedAttr(FunctionOpInterface::getArgDictAttrName(),
+                           builder.getArrayAttr(allAttrs));
   if (!argAttrs) {
     attributes.emplace_back(newArgAttrs);
     return;
@@ -141,7 +141,7 @@ static void wrapForExternalCallers(OpBuilder &rewriter, Location loc,
   auto [wrapperFuncType, resultIsNowArg] =
       typeConverter.convertFunctionTypeCWrapper(type);
   if (resultIsNowArg)
-    prependResAttrsToArgAttrs(rewriter, attributes, funcOp);
+    prependResAttrsToArgAttrs(rewriter, attributes, funcOp.getNumArguments());
   auto wrapperFuncOp = rewriter.create<LLVM::LLVMFuncOp>(
       loc, llvm::formatv("_mlir_ciface_{0}", funcOp.getName()).str(),
       wrapperFuncType, LLVM::Linkage::External, /*dsoLocal*/ false,
@@ -205,7 +205,7 @@ static void wrapExternalFunction(OpBuilder &builder, Location loc,
   filterFuncAttributes(funcOp, /*filterArgAndResAttrs=*/false, attributes);
 
   if (resultIsNowArg)
-    prependResAttrsToArgAttrs(builder, attributes, funcOp);
+    prependResAttrsToArgAttrs(builder, attributes, funcOp.getNumArguments());
   // Create the auxiliary function.
   auto wrapperFunc = builder.create<LLVM::LLVMFuncOp>(
       loc, llvm::formatv("_mlir_ciface_{0}", funcOp.getName()).str(),
@@ -309,8 +309,8 @@ struct FuncOpConversionBase : public ConvertOpToLLVMPattern<func::FuncOp> {
               ? resAttrDicts
               : rewriter.getArrayAttr(
                     {wrapAsStructAttrs(rewriter, resAttrDicts)});
-      attributes.push_back(
-          rewriter.getNamedAttr(funcOp.getResAttrsAttrName(), newResAttrDicts));
+      attributes.push_back(rewriter.getNamedAttr(
+          FunctionOpInterface::getResultDictAttrName(), newResAttrDicts));
     }
     if (ArrayAttr argAttrDicts = funcOp.getAllArgAttrs()) {
       SmallVector<Attribute, 4> newArgAttrs(
@@ -353,8 +353,9 @@ struct FuncOpConversionBase : public ConvertOpToLLVMPattern<func::FuncOp> {
           newArgAttrs[mapping->inputNo + j] =
               DictionaryAttr::get(rewriter.getContext(), convertedAttrs);
       }
-      attributes.push_back(rewriter.getNamedAttr(
-          funcOp.getArgAttrsAttrName(), rewriter.getArrayAttr(newArgAttrs)));
+      attributes.push_back(
+          rewriter.getNamedAttr(FunctionOpInterface::getArgDictAttrName(),
+                                rewriter.getArrayAttr(newArgAttrs)));
     }
     for (const auto &pair : llvm::enumerate(attributes)) {
       if (pair.value().getName() == "llvm.linkage") {

diff  --git a/mlir/lib/Dialect/Async/IR/Async.cpp b/mlir/lib/Dialect/Async/IR/Async.cpp
index 54acc373018c0..064bf525db238 100644
--- a/mlir/lib/Dialect/Async/IR/Async.cpp
+++ b/mlir/lib/Dialect/Async/IR/Async.cpp
@@ -340,9 +340,8 @@ void FuncOp::build(OpBuilder &builder, OperationState &state, StringRef name,
   if (argAttrs.empty())
     return;
   assert(type.getNumInputs() == argAttrs.size());
-  function_interface_impl::addArgAndResultAttrs(
-      builder, state, argAttrs, /*resultAttrs=*/std::nullopt,
-      getArgAttrsAttrName(state.name), getResAttrsAttrName(state.name));
+  function_interface_impl::addArgAndResultAttrs(builder, state, argAttrs,
+                                                /*resultAttrs=*/std::nullopt);
 }
 
 ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
@@ -353,14 +352,12 @@ ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
 
   return function_interface_impl::parseFunctionOp(
       parser, result, /*allowVariadic=*/false,
-      getFunctionTypeAttrName(result.name), buildFuncType,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+      getFunctionTypeAttrName(result.name), buildFuncType);
 }
 
 void FuncOp::print(OpAsmPrinter &p) {
-  function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  function_interface_impl::printFunctionOp(p, *this, /*isVariadic=*/false,
+                                           getFunctionTypeAttrName());
 }
 
 /// Check that the result type of async.func is not void and must be

diff  --git a/mlir/lib/Dialect/Func/IR/FuncOps.cpp b/mlir/lib/Dialect/Func/IR/FuncOps.cpp
index 7bb3663cc43be..fc9bd115e2223 100644
--- a/mlir/lib/Dialect/Func/IR/FuncOps.cpp
+++ b/mlir/lib/Dialect/Func/IR/FuncOps.cpp
@@ -251,9 +251,8 @@ void FuncOp::build(OpBuilder &builder, OperationState &state, StringRef name,
   if (argAttrs.empty())
     return;
   assert(type.getNumInputs() == argAttrs.size());
-  function_interface_impl::addArgAndResultAttrs(
-      builder, state, argAttrs, /*resultAttrs=*/std::nullopt,
-      getArgAttrsAttrName(state.name), getResAttrsAttrName(state.name));
+  function_interface_impl::addArgAndResultAttrs(builder, state, argAttrs,
+                                                /*resultAttrs=*/std::nullopt);
 }
 
 ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
@@ -264,14 +263,12 @@ ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
 
   return function_interface_impl::parseFunctionOp(
       parser, result, /*allowVariadic=*/false,
-      getFunctionTypeAttrName(result.name), buildFuncType,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+      getFunctionTypeAttrName(result.name), buildFuncType);
 }
 
 void FuncOp::print(OpAsmPrinter &p) {
-  function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  function_interface_impl::printFunctionOp(p, *this, /*isVariadic=*/false,
+                                           getFunctionTypeAttrName());
 }
 
 /// Clone the internal blocks from this function into dest and all attributes

diff  --git a/mlir/lib/Dialect/GPU/IR/GPUDialect.cpp b/mlir/lib/Dialect/GPU/IR/GPUDialect.cpp
index 9ea1b11593694..80db6461ecc55 100644
--- a/mlir/lib/Dialect/GPU/IR/GPUDialect.cpp
+++ b/mlir/lib/Dialect/GPU/IR/GPUDialect.cpp
@@ -934,9 +934,8 @@ ParseResult GPUFuncOp::parse(OpAsmParser &parser, OperationState &result) {
   result.addAttribute(getFunctionTypeAttrName(result.name),
                       TypeAttr::get(type));
 
-  function_interface_impl::addArgAndResultAttrs(
-      builder, result, entryArgs, resultAttrs, getArgAttrsAttrName(result.name),
-      getResAttrsAttrName(result.name));
+  function_interface_impl::addArgAndResultAttrs(builder, result, entryArgs,
+                                                resultAttrs);
 
   // Parse workgroup memory attributions.
   if (failed(parseAttributions(parser, GPUFuncOp::getWorkgroupKeyword(),
@@ -997,8 +996,7 @@ void GPUFuncOp::print(OpAsmPrinter &p) {
   function_interface_impl::printFunctionAttributes(
       p, *this,
       {getNumWorkgroupAttributionsAttrName(),
-       GPUDialect::getKernelFuncAttrName(), getFunctionTypeAttrName(),
-       getArgAttrsAttrName(), getResAttrsAttrName()});
+       GPUDialect::getKernelFuncAttrName(), getFunctionTypeAttrName()});
   p << ' ';
   p.printRegion(getBody(), /*printEntryBlockArgs=*/false);
 }

diff  --git a/mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp b/mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp
index a4860e35bc2fe..028f25ec3c1d2 100644
--- a/mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp
+++ b/mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp
@@ -2006,9 +2006,8 @@ void LLVMFuncOp::build(OpBuilder &builder, OperationState &result,
 
   assert(type.cast<LLVMFunctionType>().getNumParams() == argAttrs.size() &&
          "expected as many argument attribute lists as arguments");
-  function_interface_impl::addArgAndResultAttrs(
-      builder, result, argAttrs, /*resultAttrs=*/std::nullopt,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+  function_interface_impl::addArgAndResultAttrs(builder, result, argAttrs,
+                                                /*resultAttrs=*/std::nullopt);
 }
 
 // Builds an LLVM function type from the given lists of input and output types.
@@ -2096,9 +2095,8 @@ ParseResult LLVMFuncOp::parse(OpAsmParser &parser, OperationState &result) {
 
   if (failed(parser.parseOptionalAttrDictWithKeyword(result.attributes)))
     return failure();
-  function_interface_impl::addArgAndResultAttrs(
-      parser.getBuilder(), result, entryArgs, resultAttrs,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+  function_interface_impl::addArgAndResultAttrs(parser.getBuilder(), result,
+                                                entryArgs, resultAttrs);
 
   auto *body = result.addRegion();
   OptionalParseResult parseResult =
@@ -2133,8 +2131,7 @@ void LLVMFuncOp::print(OpAsmPrinter &p) {
                                                   isVarArg(), resTypes);
   function_interface_impl::printFunctionAttributes(
       p, *this,
-      {getFunctionTypeAttrName(), getArgAttrsAttrName(), getResAttrsAttrName(),
-       getLinkageAttrName(), getCConvAttrName()});
+      {getFunctionTypeAttrName(), getLinkageAttrName(), getCConvAttrName()});
 
   // Print the body if this is not an external function.
   Region &body = getBody();

diff  --git a/mlir/lib/Dialect/MLProgram/IR/MLProgramOps.cpp b/mlir/lib/Dialect/MLProgram/IR/MLProgramOps.cpp
index 31ed5ad3b9878..27c613088df56 100644
--- a/mlir/lib/Dialect/MLProgram/IR/MLProgramOps.cpp
+++ b/mlir/lib/Dialect/MLProgram/IR/MLProgramOps.cpp
@@ -153,14 +153,12 @@ ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
 
   return function_interface_impl::parseFunctionOp(
       parser, result, /*allowVariadic=*/false,
-      getFunctionTypeAttrName(result.name), buildFuncType,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+      getFunctionTypeAttrName(result.name), buildFuncType);
 }
 
 void FuncOp::print(OpAsmPrinter &p) {
-  function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  function_interface_impl::printFunctionOp(p, *this, /*isVariadic=*/false,
+                                           getFunctionTypeAttrName());
 }
 
 //===----------------------------------------------------------------------===//
@@ -318,14 +316,12 @@ ParseResult SubgraphOp::parse(OpAsmParser &parser, OperationState &result) {
 
   return function_interface_impl::parseFunctionOp(
       parser, result, /*allowVariadic=*/false,
-      getFunctionTypeAttrName(result.name), buildFuncType,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+      getFunctionTypeAttrName(result.name), buildFuncType);
 }
 
 void SubgraphOp::print(OpAsmPrinter &p) {
-  function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  function_interface_impl::printFunctionOp(p, *this, /*isVariadic=*/false,
+                                           getFunctionTypeAttrName());
 }
 
 //===----------------------------------------------------------------------===//

diff  --git a/mlir/lib/Dialect/PDLInterp/IR/PDLInterp.cpp b/mlir/lib/Dialect/PDLInterp/IR/PDLInterp.cpp
index 2cc282d25a262..28fc4dbf97aea 100644
--- a/mlir/lib/Dialect/PDLInterp/IR/PDLInterp.cpp
+++ b/mlir/lib/Dialect/PDLInterp/IR/PDLInterp.cpp
@@ -221,14 +221,12 @@ ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
 
   return function_interface_impl::parseFunctionOp(
       parser, result, /*allowVariadic=*/false,
-      getFunctionTypeAttrName(result.name), buildFuncType,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+      getFunctionTypeAttrName(result.name), buildFuncType);
 }
 
 void FuncOp::print(OpAsmPrinter &p) {
-  function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  function_interface_impl::printFunctionOp(p, *this, /*isVariadic=*/false,
+                                           getFunctionTypeAttrName());
 }
 
 //===----------------------------------------------------------------------===//

diff  --git a/mlir/lib/Dialect/SPIRV/IR/SPIRVOps.cpp b/mlir/lib/Dialect/SPIRV/IR/SPIRVOps.cpp
index 3341b5e367561..3ce3913f2814b 100644
--- a/mlir/lib/Dialect/SPIRV/IR/SPIRVOps.cpp
+++ b/mlir/lib/Dialect/SPIRV/IR/SPIRVOps.cpp
@@ -2396,9 +2396,8 @@ ParseResult spirv::FuncOp::parse(OpAsmParser &parser, OperationState &result) {
 
   // Add the attributes to the function arguments.
   assert(resultAttrs.size() == resultTypes.size());
-  function_interface_impl::addArgAndResultAttrs(
-      builder, result, entryArgs, resultAttrs, getArgAttrsAttrName(result.name),
-      getResAttrsAttrName(result.name));
+  function_interface_impl::addArgAndResultAttrs(builder, result, entryArgs,
+                                                resultAttrs);
 
   // Parse the optional function body.
   auto *body = result.addRegion();
@@ -2420,8 +2419,7 @@ void spirv::FuncOp::print(OpAsmPrinter &printer) {
   function_interface_impl::printFunctionAttributes(
       printer, *this,
       {spirv::attributeName<spirv::FunctionControl>(),
-       getFunctionTypeAttrName(), getArgAttrsAttrName(), getResAttrsAttrName(),
-       getFunctionControlAttrName()});
+       getFunctionTypeAttrName(), getFunctionControlAttrName()});
 
   // Print the body if this is not an external function.
   Region &body = this->getBody();

diff  --git a/mlir/lib/Dialect/Shape/IR/Shape.cpp b/mlir/lib/Dialect/Shape/IR/Shape.cpp
index 28ac98e5ab8a5..30c5f56f13886 100644
--- a/mlir/lib/Dialect/Shape/IR/Shape.cpp
+++ b/mlir/lib/Dialect/Shape/IR/Shape.cpp
@@ -1300,9 +1300,8 @@ void FuncOp::build(OpBuilder &builder, OperationState &state, StringRef name,
   if (argAttrs.empty())
     return;
   assert(type.getNumInputs() == argAttrs.size());
-  function_interface_impl::addArgAndResultAttrs(
-      builder, state, argAttrs, /*resultAttrs=*/std::nullopt,
-      getArgAttrsAttrName(state.name), getResAttrsAttrName(state.name));
+  function_interface_impl::addArgAndResultAttrs(builder, state, argAttrs,
+                                                /*resultAttrs=*/std::nullopt);
 }
 
 ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
@@ -1313,14 +1312,12 @@ ParseResult FuncOp::parse(OpAsmParser &parser, OperationState &result) {
 
   return function_interface_impl::parseFunctionOp(
       parser, result, /*allowVariadic=*/false,
-      getFunctionTypeAttrName(result.name), buildFuncType,
-      getArgAttrsAttrName(result.name), getResAttrsAttrName(result.name));
+      getFunctionTypeAttrName(result.name), buildFuncType);
 }
 
 void FuncOp::print(OpAsmPrinter &p) {
-  function_interface_impl::printFunctionOp(
-      p, *this, /*isVariadic=*/false, getFunctionTypeAttrName(),
-      getArgAttrsAttrName(), getResAttrsAttrName());
+  function_interface_impl::printFunctionOp(p, *this, /*isVariadic=*/false,
+                                           getFunctionTypeAttrName());
 }
 
 //===----------------------------------------------------------------------===//

diff  --git a/mlir/lib/IR/FunctionImplementation.cpp b/mlir/lib/IR/FunctionImplementation.cpp
index 5ca6777cea18f..af692befb0fde 100644
--- a/mlir/lib/IR/FunctionImplementation.cpp
+++ b/mlir/lib/IR/FunctionImplementation.cpp
@@ -113,7 +113,7 @@ parseFunctionResultList(OpAsmParser &parser, SmallVectorImpl<Type> &resultTypes,
   return parser.parseRParen();
 }
 
-ParseResult function_interface_impl::parseFunctionSignature(
+ParseResult mlir::function_interface_impl::parseFunctionSignature(
     OpAsmParser &parser, bool allowVariadic,
     SmallVectorImpl<OpAsmParser::Argument> &arguments, bool &isVariadic,
     SmallVectorImpl<Type> &resultTypes,
@@ -125,10 +125,9 @@ ParseResult function_interface_impl::parseFunctionSignature(
   return success();
 }
 
-void function_interface_impl::addArgAndResultAttrs(
+void mlir::function_interface_impl::addArgAndResultAttrs(
     Builder &builder, OperationState &result, ArrayRef<DictionaryAttr> argAttrs,
-    ArrayRef<DictionaryAttr> resultAttrs, StringAttr argAttrsName,
-    StringAttr resAttrsName) {
+    ArrayRef<DictionaryAttr> resultAttrs) {
   auto nonEmptyAttrsFn = [](DictionaryAttr attrs) {
     return attrs && !attrs.empty();
   };
@@ -143,28 +142,28 @@ void function_interface_impl::addArgAndResultAttrs(
 
   // Add the attributes to the function arguments.
   if (llvm::any_of(argAttrs, nonEmptyAttrsFn))
-    result.addAttribute(argAttrsName, getArrayAttr(argAttrs));
+    result.addAttribute(function_interface_impl::getArgDictAttrName(),
+                        getArrayAttr(argAttrs));
 
   // Add the attributes to the function results.
   if (llvm::any_of(resultAttrs, nonEmptyAttrsFn))
-    result.addAttribute(resAttrsName, getArrayAttr(resultAttrs));
+    result.addAttribute(function_interface_impl::getResultDictAttrName(),
+                        getArrayAttr(resultAttrs));
 }
 
-void function_interface_impl::addArgAndResultAttrs(
+void mlir::function_interface_impl::addArgAndResultAttrs(
     Builder &builder, OperationState &result,
-    ArrayRef<OpAsmParser::Argument> args, ArrayRef<DictionaryAttr> resultAttrs,
-    StringAttr argAttrsName, StringAttr resAttrsName) {
+    ArrayRef<OpAsmParser::Argument> args,
+    ArrayRef<DictionaryAttr> resultAttrs) {
   SmallVector<DictionaryAttr> argAttrs;
   for (const auto &arg : args)
     argAttrs.push_back(arg.attrs);
-  addArgAndResultAttrs(builder, result, argAttrs, resultAttrs, argAttrsName,
-                       resAttrsName);
+  addArgAndResultAttrs(builder, result, argAttrs, resultAttrs);
 }
 
-ParseResult function_interface_impl::parseFunctionOp(
+ParseResult mlir::function_interface_impl::parseFunctionOp(
     OpAsmParser &parser, OperationState &result, bool allowVariadic,
-    StringAttr typeAttrName, FuncTypeBuilder funcTypeBuilder,
-    StringAttr argAttrsName, StringAttr resAttrsName) {
+    StringAttr typeAttrName, FuncTypeBuilder funcTypeBuilder) {
   SmallVector<OpAsmParser::Argument> entryArgs;
   SmallVector<DictionaryAttr> resultAttrs;
   SmallVector<Type> resultTypes;
@@ -221,8 +220,7 @@ ParseResult function_interface_impl::parseFunctionOp(
 
   // Add the attributes to the function arguments.
   assert(resultAttrs.size() == resultTypes.size());
-  addArgAndResultAttrs(builder, result, entryArgs, resultAttrs, argAttrsName,
-                       resAttrsName);
+  addArgAndResultAttrs(builder, result, entryArgs, resultAttrs);
 
   // Parse the optional function body. The printer will not print the body if
   // its empty, so disallow parsing of empty body in the parser.
@@ -263,14 +261,14 @@ static void printFunctionResultList(OpAsmPrinter &p, ArrayRef<Type> types,
     os << ')';
 }
 
-void function_interface_impl::printFunctionSignature(
-    OpAsmPrinter &p, FunctionOpInterface op, ArrayRef<Type> argTypes,
-    bool isVariadic, ArrayRef<Type> resultTypes) {
+void mlir::function_interface_impl::printFunctionSignature(
+    OpAsmPrinter &p, Operation *op, ArrayRef<Type> argTypes, bool isVariadic,
+    ArrayRef<Type> resultTypes) {
   Region &body = op->getRegion(0);
   bool isExternal = body.empty();
 
   p << '(';
-  ArrayAttr argAttrs = op.getArgAttrsAttr();
+  ArrayAttr argAttrs = op->getAttrOfType<ArrayAttr>(getArgDictAttrName());
   for (unsigned i = 0, e = argTypes.size(); i < e; ++i) {
     if (i > 0)
       p << ", ";
@@ -297,23 +295,26 @@ void function_interface_impl::printFunctionSignature(
 
   if (!resultTypes.empty()) {
     p.getStream() << " -> ";
-    auto resultAttrs = op.getResAttrsAttr();
+    auto resultAttrs = op->getAttrOfType<ArrayAttr>(getResultDictAttrName());
     printFunctionResultList(p, resultTypes, resultAttrs);
   }
 }
 
-void function_interface_impl::printFunctionAttributes(
+void mlir::function_interface_impl::printFunctionAttributes(
     OpAsmPrinter &p, Operation *op, ArrayRef<StringRef> elided) {
   // Print out function attributes, if present.
-  SmallVector<StringRef, 8> ignoredAttrs = {SymbolTable::getSymbolAttrName()};
+  SmallVector<StringRef, 2> ignoredAttrs = {SymbolTable::getSymbolAttrName(),
+                                            getArgDictAttrName(),
+                                            getResultDictAttrName()};
   ignoredAttrs.append(elided.begin(), elided.end());
 
   p.printOptionalAttrDictWithKeyword(op->getAttrs(), ignoredAttrs);
 }
 
-void function_interface_impl::printFunctionOp(
-    OpAsmPrinter &p, FunctionOpInterface op, bool isVariadic,
-    StringRef typeAttrName, StringAttr argAttrsName, StringAttr resAttrsName) {
+void mlir::function_interface_impl::printFunctionOp(OpAsmPrinter &p,
+                                                    FunctionOpInterface op,
+                                                    bool isVariadic,
+                                                    StringRef typeAttrName) {
   // Print the operation and the function name.
   auto funcName =
       op->getAttrOfType<StringAttr>(SymbolTable::getSymbolAttrName())
@@ -328,8 +329,7 @@ void function_interface_impl::printFunctionOp(
   ArrayRef<Type> argTypes = op.getArgumentTypes();
   ArrayRef<Type> resultTypes = op.getResultTypes();
   printFunctionSignature(p, op, argTypes, isVariadic, resultTypes);
-  printFunctionAttributes(
-      p, op, {visibilityAttrName, typeAttrName, argAttrsName, resAttrsName});
+  printFunctionAttributes(p, op, {visibilityAttrName, typeAttrName});
   // Print the body if this is not an external function.
   Region &body = op->getRegion(0);
   if (!body.empty()) {

diff  --git a/mlir/lib/IR/FunctionInterfaces.cpp b/mlir/lib/IR/FunctionInterfaces.cpp
index 347fb15f8fbe7..9ba830366056c 100644
--- a/mlir/lib/IR/FunctionInterfaces.cpp
+++ b/mlir/lib/IR/FunctionInterfaces.cpp
@@ -24,104 +24,27 @@ static bool isEmptyAttrDict(Attribute attr) {
   return attr.cast<DictionaryAttr>().empty();
 }
 
-DictionaryAttr function_interface_impl::getArgAttrDict(FunctionOpInterface op,
-                                                       unsigned index) {
-  ArrayAttr attrs = op.getArgAttrsAttr();
+DictionaryAttr mlir::function_interface_impl::getArgAttrDict(Operation *op,
+                                                             unsigned index) {
+  ArrayAttr attrs = op->getAttrOfType<ArrayAttr>(getArgDictAttrName());
   DictionaryAttr argAttrs =
       attrs ? attrs[index].cast<DictionaryAttr>() : DictionaryAttr();
   return argAttrs;
 }
 
 DictionaryAttr
-function_interface_impl::getResultAttrDict(FunctionOpInterface op,
-                                           unsigned index) {
-  ArrayAttr attrs = op.getResAttrsAttr();
+mlir::function_interface_impl::getResultAttrDict(Operation *op,
+                                                 unsigned index) {
+  ArrayAttr attrs = op->getAttrOfType<ArrayAttr>(getResultDictAttrName());
   DictionaryAttr resAttrs =
       attrs ? attrs[index].cast<DictionaryAttr>() : DictionaryAttr();
   return resAttrs;
 }
 
-ArrayRef<NamedAttribute>
-function_interface_impl::getArgAttrs(FunctionOpInterface op, unsigned index) {
-  auto argDict = getArgAttrDict(op, index);
-  return argDict ? argDict.getValue() : std::nullopt;
-}
-
-ArrayRef<NamedAttribute>
-function_interface_impl::getResultAttrs(FunctionOpInterface op,
-                                        unsigned index) {
-  auto resultDict = getResultAttrDict(op, index);
-  return resultDict ? resultDict.getValue() : std::nullopt;
-}
-
-/// Get either the argument or result attributes array.
-template <bool isArg>
-static ArrayAttr getArgResAttrs(FunctionOpInterface op) {
-  if constexpr (isArg)
-    return op.getArgAttrsAttr();
-  else
-    return op.getResAttrsAttr();
-}
-
-/// Set either the argument or result attributes array.
-template <bool isArg>
-static void setArgResAttrs(FunctionOpInterface op, ArrayAttr attrs) {
-  if constexpr (isArg)
-    op.setArgAttrsAttr(attrs);
-  else
-    op.setResAttrsAttr(attrs);
-}
-
-/// Erase either the argument or result attributes array.
-template <bool isArg>
-static void removeArgResAttrs(FunctionOpInterface op) {
-  if constexpr (isArg)
-    op.removeArgAttrsAttr();
-  else
-    op.removeResAttrsAttr();
-}
-
-/// Set all of the argument or result attribute dictionaries for a function.
-template <bool isArg>
-static void setAllArgResAttrDicts(FunctionOpInterface op,
-                                  ArrayRef<Attribute> attrs) {
-  if (llvm::all_of(attrs, isEmptyAttrDict))
-    removeArgResAttrs<isArg>(op);
-  else
-    setArgResAttrs<isArg>(op, ArrayAttr::get(op->getContext(), attrs));
-}
-
-void function_interface_impl::setAllArgAttrDicts(
-    FunctionOpInterface op, ArrayRef<DictionaryAttr> attrs) {
-  setAllArgAttrDicts(op, ArrayRef<Attribute>(attrs.data(), attrs.size()));
-}
-
-void function_interface_impl::setAllArgAttrDicts(FunctionOpInterface op,
-                                                 ArrayRef<Attribute> attrs) {
-  auto wrappedAttrs = llvm::map_range(attrs, [op](Attribute attr) -> Attribute {
-    return !attr ? DictionaryAttr::get(op->getContext()) : attr;
-  });
-  setAllArgResAttrDicts</*isArg=*/true>(op, llvm::to_vector<8>(wrappedAttrs));
-}
-
-void function_interface_impl::setAllResultAttrDicts(
-    FunctionOpInterface op, ArrayRef<DictionaryAttr> attrs) {
-  setAllResultAttrDicts(op, ArrayRef<Attribute>(attrs.data(), attrs.size()));
-}
-
-void function_interface_impl::setAllResultAttrDicts(FunctionOpInterface op,
-                                                    ArrayRef<Attribute> attrs) {
-  auto wrappedAttrs = llvm::map_range(attrs, [op](Attribute attr) -> Attribute {
-    return !attr ? DictionaryAttr::get(op->getContext()) : attr;
-  });
-  setAllArgResAttrDicts</*isArg=*/false>(op, llvm::to_vector<8>(wrappedAttrs));
-}
-
-/// Update the given index into an argument or result attribute dictionary.
-template <bool isArg>
-static void setArgResAttrDict(FunctionOpInterface op, unsigned numTotalIndices,
-                              unsigned index, DictionaryAttr attrs) {
-  ArrayAttr allAttrs = getArgResAttrs<isArg>(op);
+void mlir::function_interface_impl::detail::setArgResAttrDict(
+    Operation *op, StringRef attrName, unsigned numTotalIndices, unsigned index,
+    DictionaryAttr attrs) {
+  ArrayAttr allAttrs = op->getAttrOfType<ArrayAttr>(attrName);
   if (!allAttrs) {
     if (attrs.empty())
       return;
@@ -130,7 +53,7 @@ static void setArgResAttrDict(FunctionOpInterface op, unsigned numTotalIndices,
     SmallVector<Attribute, 8> newAttrs(numTotalIndices,
                                        DictionaryAttr::get(op->getContext()));
     newAttrs[index] = attrs;
-    setArgResAttrs<isArg>(op, ArrayAttr::get(op->getContext(), newAttrs));
+    op->setAttr(attrName, ArrayAttr::get(op->getContext(), newAttrs));
     return;
   }
   // Check to see if the attribute is 
diff erent from what we already have.
@@ -142,51 +65,53 @@ static void setArgResAttrDict(FunctionOpInterface op, unsigned numTotalIndices,
   ArrayRef<Attribute> rawAttrArray = allAttrs.getValue();
   if (attrs.empty() &&
       llvm::all_of(rawAttrArray.take_front(index), isEmptyAttrDict) &&
-      llvm::all_of(rawAttrArray.drop_front(index + 1), isEmptyAttrDict))
-    return removeArgResAttrs<isArg>(op);
+      llvm::all_of(rawAttrArray.drop_front(index + 1), isEmptyAttrDict)) {
+    op->removeAttr(attrName);
+    return;
+  }
 
   // Otherwise, create a new attribute array with the updated dictionary.
   SmallVector<Attribute, 8> newAttrs(rawAttrArray.begin(), rawAttrArray.end());
   newAttrs[index] = attrs;
-  setArgResAttrs<isArg>(op, ArrayAttr::get(op->getContext(), newAttrs));
+  op->setAttr(attrName, ArrayAttr::get(op->getContext(), newAttrs));
 }
 
-void function_interface_impl::setArgAttrs(FunctionOpInterface op,
-                                          unsigned index,
-                                          ArrayRef<NamedAttribute> attributes) {
-  assert(index < op.getNumArguments() && "invalid argument number");
-  return setArgResAttrDict</*isArg=*/true>(
-      op, op.getNumArguments(), index,
-      DictionaryAttr::get(op->getContext(), attributes));
+/// Set all of the argument or result attribute dictionaries for a function.
+static void setAllArgResAttrDicts(Operation *op, StringRef attrName,
+                                  ArrayRef<Attribute> attrs) {
+  if (llvm::all_of(attrs, isEmptyAttrDict))
+    op->removeAttr(attrName);
+  else
+    op->setAttr(attrName, ArrayAttr::get(op->getContext(), attrs));
 }
 
-void function_interface_impl::setArgAttrs(FunctionOpInterface op,
-                                          unsigned index,
-                                          DictionaryAttr attributes) {
-  return setArgResAttrDict</*isArg=*/true>(
-      op, op.getNumArguments(), index,
-      attributes ? attributes : DictionaryAttr::get(op->getContext()));
+void mlir::function_interface_impl::setAllArgAttrDicts(
+    Operation *op, ArrayRef<DictionaryAttr> attrs) {
+  setAllArgAttrDicts(op, ArrayRef<Attribute>(attrs.data(), attrs.size()));
 }
-
-void function_interface_impl::setResultAttrs(
-    FunctionOpInterface op, unsigned index,
-    ArrayRef<NamedAttribute> attributes) {
-  assert(index < op.getNumResults() && "invalid result number");
-  return setArgResAttrDict</*isArg=*/false>(
-      op, op.getNumResults(), index,
-      DictionaryAttr::get(op->getContext(), attributes));
+void mlir::function_interface_impl::setAllArgAttrDicts(
+    Operation *op, ArrayRef<Attribute> attrs) {
+  auto wrappedAttrs = llvm::map_range(attrs, [op](Attribute attr) -> Attribute {
+    return !attr ? DictionaryAttr::get(op->getContext()) : attr;
+  });
+  setAllArgResAttrDicts(op, getArgDictAttrName(),
+                        llvm::to_vector<8>(wrappedAttrs));
 }
 
-void function_interface_impl::setResultAttrs(FunctionOpInterface op,
-                                             unsigned index,
-                                             DictionaryAttr attributes) {
-  assert(index < op.getNumResults() && "invalid result number");
-  return setArgResAttrDict</*isArg=*/false>(
-      op, op.getNumResults(), index,
-      attributes ? attributes : DictionaryAttr::get(op->getContext()));
+void mlir::function_interface_impl::setAllResultAttrDicts(
+    Operation *op, ArrayRef<DictionaryAttr> attrs) {
+  setAllResultAttrDicts(op, ArrayRef<Attribute>(attrs.data(), attrs.size()));
+}
+void mlir::function_interface_impl::setAllResultAttrDicts(
+    Operation *op, ArrayRef<Attribute> attrs) {
+  auto wrappedAttrs = llvm::map_range(attrs, [op](Attribute attr) -> Attribute {
+    return !attr ? DictionaryAttr::get(op->getContext()) : attr;
+  });
+  setAllArgResAttrDicts(op, getResultDictAttrName(),
+                        llvm::to_vector<8>(wrappedAttrs));
 }
 
-void function_interface_impl::insertFunctionArguments(
+void mlir::function_interface_impl::insertFunctionArguments(
     FunctionOpInterface op, ArrayRef<unsigned> argIndices, TypeRange argTypes,
     ArrayRef<DictionaryAttr> argAttrs, ArrayRef<Location> argLocs,
     unsigned originalNumArgs, Type newType) {
@@ -203,7 +128,7 @@ void function_interface_impl::insertFunctionArguments(
   Block &entry = op->getRegion(0).front();
 
   // Update the argument attributes of the function.
-  ArrayAttr oldArgAttrs = op.getArgAttrsAttr();
+  auto oldArgAttrs = op->getAttrOfType<ArrayAttr>(getArgDictAttrName());
   if (oldArgAttrs || !argAttrs.empty()) {
     SmallVector<DictionaryAttr, 4> newArgAttrs;
     newArgAttrs.reserve(originalNumArgs + argIndices.size());
@@ -232,7 +157,7 @@ void function_interface_impl::insertFunctionArguments(
     entry.insertArgument(argIndices[i] + i, argTypes[i], argLocs[i]);
 }
 
-void function_interface_impl::insertFunctionResults(
+void mlir::function_interface_impl::insertFunctionResults(
     FunctionOpInterface op, ArrayRef<unsigned> resultIndices,
     TypeRange resultTypes, ArrayRef<DictionaryAttr> resultAttrs,
     unsigned originalNumResults, Type newType) {
@@ -246,7 +171,7 @@ void function_interface_impl::insertFunctionResults(
   // - Result attrs.
 
   // Update the result attributes of the function.
-  ArrayAttr oldResultAttrs = op.getResAttrsAttr();
+  auto oldResultAttrs = op->getAttrOfType<ArrayAttr>(getResultDictAttrName());
   if (oldResultAttrs || !resultAttrs.empty()) {
     SmallVector<DictionaryAttr, 4> newResultAttrs;
     newResultAttrs.reserve(originalNumResults + resultIndices.size());
@@ -274,7 +199,7 @@ void function_interface_impl::insertFunctionResults(
   op.setFunctionTypeAttr(TypeAttr::get(newType));
 }
 
-void function_interface_impl::eraseFunctionArguments(
+void mlir::function_interface_impl::eraseFunctionArguments(
     FunctionOpInterface op, const BitVector &argIndices, Type newType) {
   // There are 3 things that need to be updated:
   // - Function type.
@@ -283,7 +208,7 @@ void function_interface_impl::eraseFunctionArguments(
   Block &entry = op->getRegion(0).front();
 
   // Update the argument attributes of the function.
-  if (ArrayAttr argAttrs = op.getArgAttrsAttr()) {
+  if (auto argAttrs = op->getAttrOfType<ArrayAttr>(getArgDictAttrName())) {
     SmallVector<DictionaryAttr, 4> newArgAttrs;
     newArgAttrs.reserve(argAttrs.size());
     for (unsigned i = 0, e = argIndices.size(); i < e; ++i)
@@ -297,14 +222,14 @@ void function_interface_impl::eraseFunctionArguments(
   entry.eraseArguments(argIndices);
 }
 
-void function_interface_impl::eraseFunctionResults(
+void mlir::function_interface_impl::eraseFunctionResults(
     FunctionOpInterface op, const BitVector &resultIndices, Type newType) {
   // There are 2 things that need to be updated:
   // - Function type.
   // - Result attrs.
 
   // Update the result attributes of the function.
-  if (ArrayAttr resAttrs = op.getResAttrsAttr()) {
+  if (auto resAttrs = op->getAttrOfType<ArrayAttr>(getResultDictAttrName())) {
     SmallVector<DictionaryAttr, 4> newResultAttrs;
     newResultAttrs.reserve(resAttrs.size());
     for (unsigned i = 0, e = resultIndices.size(); i < e; ++i)
@@ -317,7 +242,7 @@ void function_interface_impl::eraseFunctionResults(
   op.setFunctionTypeAttr(TypeAttr::get(newType));
 }
 
-TypeRange function_interface_impl::insertTypesInto(
+TypeRange mlir::function_interface_impl::insertTypesInto(
     TypeRange oldTypes, ArrayRef<unsigned> indices, TypeRange newTypes,
     SmallVectorImpl<Type> &storage) {
   assert(indices.size() == newTypes.size() &&
@@ -336,7 +261,7 @@ TypeRange function_interface_impl::insertTypesInto(
   return storage;
 }
 
-TypeRange function_interface_impl::filterTypesOut(
+TypeRange mlir::function_interface_impl::filterTypesOut(
     TypeRange types, const BitVector &indices, SmallVectorImpl<Type> &storage) {
   if (indices.none())
     return types;
@@ -351,8 +276,8 @@ TypeRange function_interface_impl::filterTypesOut(
 // Function type signature.
 //===----------------------------------------------------------------------===//
 
-void function_interface_impl::setFunctionType(FunctionOpInterface op,
-                                              Type newType) {
+void mlir::function_interface_impl::setFunctionType(FunctionOpInterface op,
+                                                    Type newType) {
   unsigned oldNumArgs = op.getNumArguments();
   unsigned oldNumResults = op.getNumResults();
   op.setFunctionTypeAttr(TypeAttr::get(newType));
@@ -360,31 +285,35 @@ void function_interface_impl::setFunctionType(FunctionOpInterface op,
   unsigned newNumResults = op.getNumResults();
 
   // Functor used to update the argument and result attributes of the function.
-  auto updateAttrFn = [&](auto isArg, unsigned oldCount, unsigned newCount) {
-    constexpr bool isArgVal = std::is_same_v<decltype(isArg), std::true_type>;
-
+  auto updateAttrFn = [&](StringRef attrName, unsigned oldCount,
+                          unsigned newCount, auto setAttrFn) {
     if (oldCount == newCount)
       return;
     // The new type has no arguments/results, just drop the attribute.
-    if (newCount == 0)
-      return removeArgResAttrs<isArgVal>(op);
-    ArrayAttr attrs = getArgResAttrs<isArgVal>(op);
+    if (newCount == 0) {
+      op->removeAttr(attrName);
+      return;
+    }
+    ArrayAttr attrs = op->getAttrOfType<ArrayAttr>(attrName);
     if (!attrs)
       return;
 
     // The new type has less arguments/results, take the first N attributes.
     if (newCount < oldCount)
-      return setAllArgResAttrDicts<isArgVal>(
-          op, attrs.getValue().take_front(newCount));
+      return setAttrFn(op, attrs.getValue().take_front(newCount));
 
     // Otherwise, the new type has more arguments/results. Initialize the new
     // arguments/results with empty attributes.
     SmallVector<Attribute> newAttrs(attrs.begin(), attrs.end());
     newAttrs.resize(newCount);
-    setAllArgResAttrDicts<isArgVal>(op, newAttrs);
+    setAttrFn(op, newAttrs);
   };
 
   // Update the argument and result attributes.
-  updateAttrFn(std::true_type{}, oldNumArgs, newNumArgs);
-  updateAttrFn(std::false_type{}, oldNumResults, newNumResults);
+  updateAttrFn(
+      getArgDictAttrName(), oldNumArgs, newNumArgs,
+      [&](Operation *op, auto &&attrs) { setAllArgAttrDicts(op, attrs); });
+  updateAttrFn(
+      getResultDictAttrName(), oldNumResults, newNumResults,
+      [&](Operation *op, auto &&attrs) { setAllResultAttrDicts(op, attrs); });
 }

diff  --git a/mlir/test/IR/invalid-func-op.mlir b/mlir/test/IR/invalid-func-op.mlir
index d995689ebb8d0..a72abad61f400 100644
--- a/mlir/test/IR/invalid-func-op.mlir
+++ b/mlir/test/IR/invalid-func-op.mlir
@@ -96,11 +96,20 @@ func.func private @invalid_symbol_type_attr() attributes { function_type = "x" }
 
 // -----
 
-// expected-error at +1 {{argument attribute array to have the same number of elements as the number of function arguments}}
+// expected-error at +1 {{argument attribute array `arg_attrs` to have the same number of elements as the number of function arguments}}
 func.func private @invalid_arg_attrs() attributes { arg_attrs = [{}] }
 
 // -----
 
+// expected-error at +1 {{expects argument attribute dictionary to be a DictionaryAttr, but got `10 : i64`}}
+func.func private @invalid_arg_attrs(i32) attributes { arg_attrs = [10] }
 
-// expected-error at +1 {{result attribute array to have the same number of elements as the number of function results}}
+// -----
+
+// expected-error at +1 {{result attribute array `res_attrs` to have the same number of elements as the number of function results}}
 func.func private @invalid_res_attrs() attributes { res_attrs = [{}] }
+
+// -----
+
+// expected-error at +1 {{expects result attribute dictionary to be a DictionaryAttr, but got `10 : i64`}}
+func.func private @invalid_res_attrs() -> i32 attributes { res_attrs = [10] }


        


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