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f22008ed89
Add C and python bindings for InferShapedTypeOpInterface and ShapedTypeComponents. This allows users to invoke InferShapedTypeOpInterface for ops that implement it. Reviewed By: ftynse Differential Revision: https://reviews.llvm.org/D149494
95 lines
4.2 KiB
C
95 lines
4.2 KiB
C
//===-- mlir-c/Interfaces.h - C API to Core MLIR IR interfaces ----*- C -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM
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// Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This header declares the C interface to MLIR interface classes. It is
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// intended to contain interfaces defined in lib/Interfaces.
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//
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//===----------------------------------------------------------------------===//
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#ifndef MLIR_C_INTERFACES_H
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#define MLIR_C_INTERFACES_H
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#include "mlir-c/IR.h"
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#include "mlir-c/Support.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/// Returns `true` if the given operation implements an interface identified by
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/// its TypeID.
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MLIR_CAPI_EXPORTED bool
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mlirOperationImplementsInterface(MlirOperation operation,
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MlirTypeID interfaceTypeID);
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/// Returns `true` if the operation identified by its canonical string name
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/// implements the interface identified by its TypeID in the given context.
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/// Note that interfaces may be attached to operations in some contexts and not
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/// others.
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MLIR_CAPI_EXPORTED bool
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mlirOperationImplementsInterfaceStatic(MlirStringRef operationName,
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MlirContext context,
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MlirTypeID interfaceTypeID);
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//===----------------------------------------------------------------------===//
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// InferTypeOpInterface.
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//===----------------------------------------------------------------------===//
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/// Returns the interface TypeID of the InferTypeOpInterface.
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MLIR_CAPI_EXPORTED MlirTypeID mlirInferTypeOpInterfaceTypeID();
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/// These callbacks are used to return multiple types from functions while
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/// transferring ownership to the caller. The first argument is the number of
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/// consecutive elements pointed to by the second argument. The third argument
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/// is an opaque pointer forwarded to the callback by the caller.
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typedef void (*MlirTypesCallback)(intptr_t, MlirType *, void *);
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/// Infers the return types of the operation identified by its canonical given
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/// the arguments that will be supplied to its generic builder. Calls `callback`
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/// with the types of inferred arguments, potentially several times, on success.
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/// Returns failure otherwise.
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MLIR_CAPI_EXPORTED MlirLogicalResult mlirInferTypeOpInterfaceInferReturnTypes(
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MlirStringRef opName, MlirContext context, MlirLocation location,
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intptr_t nOperands, MlirValue *operands, MlirAttribute attributes,
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void *properties, intptr_t nRegions, MlirRegion *regions,
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MlirTypesCallback callback, void *userData);
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//===----------------------------------------------------------------------===//
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// InferShapedTypeOpInterface.
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//===----------------------------------------------------------------------===//
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/// Returns the interface TypeID of the InferShapedTypeOpInterface.
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MLIR_CAPI_EXPORTED MlirTypeID mlirInferShapedTypeOpInterfaceTypeID();
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/// These callbacks are used to return multiple shaped type components from
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/// functions while transferring ownership to the caller. The first argument is
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/// the has rank boolean followed by the the rank and a pointer to the shape
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/// (if applicable). The next argument is the element type, then the attribute.
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/// The last argument is an opaque pointer forwarded to the callback by the
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/// caller. This callback will be called potentially multiple times for each
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/// shaped type components.
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typedef void (*MlirShapedTypeComponentsCallback)(bool, intptr_t,
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const int64_t *, MlirType,
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MlirAttribute, void *);
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/// Infers the return shaped type components of the operation. Calls `callback`
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/// with the types of inferred arguments on success. Returns failure otherwise.
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MLIR_CAPI_EXPORTED MlirLogicalResult
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mlirInferShapedTypeOpInterfaceInferReturnTypes(
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MlirStringRef opName, MlirContext context, MlirLocation location,
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intptr_t nOperands, MlirValue *operands, MlirAttribute attributes,
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void *properties, intptr_t nRegions, MlirRegion *regions,
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MlirShapedTypeComponentsCallback callback, void *userData);
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#ifdef __cplusplus
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}
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#endif
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#endif // MLIR_C_INTERFACES_H
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