Core.h

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/*===-- mlir-c/Core.h - Core Library C Interface ------------------*- C -*-===*\
|*                                                                            *|
|* Part of the MLIR 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                    *|
|*                                                                            *|
|*===----------------------------------------------------------------------===*|
|*                                                                            *|
|* This header declares the C interface to MLIR.                              *|
|*                                                                            *|
\*===----------------------------------------------------------------------===*/
#ifndef MLIR_C_CORE_H
#define MLIR_C_CORE_H

#ifdef __cplusplus
#include <cstdint>
extern "C" {
#else
#include <stdint.h>
#endif

typedef void *mlir_context_t;
typedef const void *mlir_type_t;
typedef void *mlir_func_t;
typedef const void *mlir_attr_t;

typedef struct {
  int64_t *values;
  uint64_t n;
} int64_list_t;

typedef struct {
  mlir_type_t *types;
  uint64_t n;
} mlir_type_list_t;

typedef struct {
  const char *name;
  mlir_attr_t value;
} mlir_named_attr_t;

typedef struct {
  mlir_named_attr_t *list;
  uint64_t n;
} mlir_named_attr_list_t;


mlir_type_t makeMemRefType(mlir_context_t context, mlir_type_t elemType,
                           int64_list_t sizes);

mlir_type_t makeFunctionType(mlir_context_t context, mlir_type_list_t inputs,
                             mlir_type_list_t outputs);

mlir_type_t makeIndexType(mlir_context_t context);

mlir_attr_t makeIntegerAttr(mlir_type_t type, int64_t value);

mlir_attr_t makeBoolAttr(mlir_context_t context, bool value);

mlir_attr_t makeFloatAttr(mlir_context_t context, float value);

mlir_attr_t makeStringAttr(mlir_context_t context, const char *value);

mlir_type_t mlirParseType(const char *type, mlir_context_t context,
                          uint64_t *charsRead);

unsigned getFunctionArity(mlir_func_t function);

unsigned getRankOfFunctionArgument(mlir_func_t function, unsigned pos);

mlir_type_t getTypeOfFunctionArgument(mlir_func_t function, unsigned pos);

#ifdef __cplusplus
} // end extern "C"
#endif

#endif // MLIR_C_CORE_H