[all-commits] [llvm/llvm-project] 4767e2: [mlir][ods] Add support for custom directive in at...

[Jeff Niu via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4767e267757fa56d40248b759d7b17ac1c6fb2ef
      https://github.com/llvm/llvm-project/commit/4767e267757fa56d40248b759d7b17ac1c6fb2ef
  Author: Mogball <jeffniu22 at gmail.com>
  Date:   2022-03-15 (Tue, 15 Mar 2022)

  Changed paths:
    M mlir/docs/Tutorials/DefiningAttributesAndTypes.md
    M mlir/test/lib/Dialect/Test/TestTypeDefs.td
    M mlir/test/lib/Dialect/Test/TestTypes.cpp
    M mlir/test/mlir-tblgen/attr-or-type-format-invalid.td
    M mlir/test/mlir-tblgen/attr-or-type-format-roundtrip.mlir
    M mlir/test/mlir-tblgen/attr-or-type-format.td
    M mlir/tools/mlir-tblgen/AttrOrTypeFormatGen.cpp
    M mlir/tools/mlir-tblgen/FormatGen.h
    M mlir/tools/mlir-tblgen/OpFormatGen.cpp

  Log Message:
  -----------
  [mlir][ods] Add support for custom directive in attr/type formats

This patch adds support for custom directives in attribute and type formats. Custom directives dispatch calls to user-defined parser and printer functions.

For example, the assembly format "custom<Foo>($foo, ref($bar))" expects a function with the signature

```
LogicalResult parseFoo(AsmParser &parser, FailureOr<FooT> &foo, BarT bar);
void printFoo(AsmPrinter &printer, FooT foo, BarT bar);
```

Reviewed By: rriddle

Differential Revision: https://reviews.llvm.org/D120944