[Mlir-commits] [mlir] [mlir][polynomial] python bindings (PR #93109)

[Maksim Levental]

================
@@ -0,0 +1,47 @@
+//===-- mlir-c/Dialect/Polynomial.h - C API for Polynomial --------*- C -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM
+// Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef MLIR_C_DIALECT_POLYNOMIAL_H
+#define MLIR_C_DIALECT_POLYNOMIAL_H
+
+#include "mlir/CAPI/Wrap.h"
+#include "mlir/Dialect/Polynomial/IR/Polynomial.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+MLIR_DECLARE_CAPI_DIALECT_REGISTRATION(Polynomial, polynomial);
+
+#define DEFINE_C_API_STRUCT(name, storage)                                     \
+  struct name {                                                                \
+    storage *ptr;                                                              \
+  };                                                                           \
+  typedef struct name name
+
+DEFINE_C_API_STRUCT(MlirIntMonomial, void);
+
+#undef DEFINE_C_API_STRUCT
+
+DEFINE_C_API_PTR_METHODS(MlirIntMonomial, mlir::polynomial::IntMonomial);
+
+MLIR_CAPI_EXPORTED MlirIntMonomial mlirPolynomialGetIntMonomial(int64_t coeff,
+                                                                uint64_t expo);
+
+MLIR_CAPI_EXPORTED int64_t
+mlirPolynomialIntMonomialGetCoefficient(MlirIntMonomial intMonomial);
----------------
makslevental wrote:

I mean... yes? Is there a way around adding all of these? Actually this is exactly why I paused dev on this PR (because it immediately started to look like reproducing the entire class hierarchy in C and then pybind).

https://github.com/llvm/llvm-project/pull/93109