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1 //===-- mlir-c/BuiltinTypes.h - C API for MLIR Builtin types ------*- C -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM
4 // Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef MLIR_C_BUILTINTYPES_H
11 #define MLIR_C_BUILTINTYPES_H
12 
13 #include "mlir-c/AffineMap.h"
14 #include "mlir-c/IR.h"
15 #include <stdint.h>
16 
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20 
21 //===----------------------------------------------------------------------===//
22 // Integer types.
23 //===----------------------------------------------------------------------===//
24 
25 /// Checks whether the given type is an integer type.
26 MLIR_CAPI_EXPORTED bool mlirTypeIsAInteger(MlirType type);
27 
28 /** Creates a signless integer type of the given bitwidth in the context. The
29  * type is owned by the context. */
30 MLIR_CAPI_EXPORTED MlirType mlirIntegerTypeGet(MlirContext ctx,
31                                                unsigned bitwidth);
32 
33 /** Creates a signed integer type of the given bitwidth in the context. The type
34  * is owned by the context. */
35 MLIR_CAPI_EXPORTED MlirType mlirIntegerTypeSignedGet(MlirContext ctx,
36                                                      unsigned bitwidth);
37 
38 /** Creates an unsigned integer type of the given bitwidth in the context. The
39  * type is owned by the context. */
40 MLIR_CAPI_EXPORTED MlirType mlirIntegerTypeUnsignedGet(MlirContext ctx,
41                                                        unsigned bitwidth);
42 
43 /// Returns the bitwidth of an integer type.
44 MLIR_CAPI_EXPORTED unsigned mlirIntegerTypeGetWidth(MlirType type);
45 
46 /// Checks whether the given integer type is signless.
47 MLIR_CAPI_EXPORTED bool mlirIntegerTypeIsSignless(MlirType type);
48 
49 /// Checks whether the given integer type is signed.
50 MLIR_CAPI_EXPORTED bool mlirIntegerTypeIsSigned(MlirType type);
51 
52 /// Checks whether the given integer type is unsigned.
53 MLIR_CAPI_EXPORTED bool mlirIntegerTypeIsUnsigned(MlirType type);
54 
55 //===----------------------------------------------------------------------===//
56 // Index type.
57 //===----------------------------------------------------------------------===//
58 
59 /// Checks whether the given type is an index type.
60 MLIR_CAPI_EXPORTED bool mlirTypeIsAIndex(MlirType type);
61 
62 /** Creates an index type in the given context. The type is owned by the
63  * context. */
64 MLIR_CAPI_EXPORTED MlirType mlirIndexTypeGet(MlirContext ctx);
65 
66 //===----------------------------------------------------------------------===//
67 // Floating-point types.
68 //===----------------------------------------------------------------------===//
69 
70 /// Checks whether the given type is a bf16 type.
71 MLIR_CAPI_EXPORTED bool mlirTypeIsABF16(MlirType type);
72 
73 /** Creates a bf16 type in the given context. The type is owned by the
74  * context. */
75 MLIR_CAPI_EXPORTED MlirType mlirBF16TypeGet(MlirContext ctx);
76 
77 /// Checks whether the given type is an f16 type.
78 MLIR_CAPI_EXPORTED bool mlirTypeIsAF16(MlirType type);
79 
80 /** Creates an f16 type in the given context. The type is owned by the
81  * context. */
82 MLIR_CAPI_EXPORTED MlirType mlirF16TypeGet(MlirContext ctx);
83 
84 /// Checks whether the given type is an f32 type.
85 MLIR_CAPI_EXPORTED bool mlirTypeIsAF32(MlirType type);
86 
87 /** Creates an f32 type in the given context. The type is owned by the
88  * context. */
89 MLIR_CAPI_EXPORTED MlirType mlirF32TypeGet(MlirContext ctx);
90 
91 /// Checks whether the given type is an f64 type.
92 MLIR_CAPI_EXPORTED bool mlirTypeIsAF64(MlirType type);
93 
94 /** Creates a f64 type in the given context. The type is owned by the
95  * context. */
96 MLIR_CAPI_EXPORTED MlirType mlirF64TypeGet(MlirContext ctx);
97 
98 //===----------------------------------------------------------------------===//
99 // None type.
100 //===----------------------------------------------------------------------===//
101 
102 /// Checks whether the given type is a None type.
103 MLIR_CAPI_EXPORTED bool mlirTypeIsANone(MlirType type);
104 
105 /** Creates a None type in the given context. The type is owned by the
106  * context. */
107 MLIR_CAPI_EXPORTED MlirType mlirNoneTypeGet(MlirContext ctx);
108 
109 //===----------------------------------------------------------------------===//
110 // Complex type.
111 //===----------------------------------------------------------------------===//
112 
113 /// Checks whether the given type is a Complex type.
114 MLIR_CAPI_EXPORTED bool mlirTypeIsAComplex(MlirType type);
115 
116 /** Creates a complex type with the given element type in the same context as
117  * the element type. The type is owned by the context. */
118 MLIR_CAPI_EXPORTED MlirType mlirComplexTypeGet(MlirType elementType);
119 
120 /// Returns the element type of the given complex type.
121 MLIR_CAPI_EXPORTED MlirType mlirComplexTypeGetElementType(MlirType type);
122 
123 //===----------------------------------------------------------------------===//
124 // Shaped type.
125 //===----------------------------------------------------------------------===//
126 
127 /// Checks whether the given type is a Shaped type.
128 MLIR_CAPI_EXPORTED bool mlirTypeIsAShaped(MlirType type);
129 
130 /// Returns the element type of the shaped type.
131 MLIR_CAPI_EXPORTED MlirType mlirShapedTypeGetElementType(MlirType type);
132 
133 /// Checks whether the given shaped type is ranked.
134 MLIR_CAPI_EXPORTED bool mlirShapedTypeHasRank(MlirType type);
135 
136 /// Returns the rank of the given ranked shaped type.
137 MLIR_CAPI_EXPORTED int64_t mlirShapedTypeGetRank(MlirType type);
138 
139 /// Checks whether the given shaped type has a static shape.
140 MLIR_CAPI_EXPORTED bool mlirShapedTypeHasStaticShape(MlirType type);
141 
142 /// Checks wither the dim-th dimension of the given shaped type is dynamic.
143 MLIR_CAPI_EXPORTED bool mlirShapedTypeIsDynamicDim(MlirType type, intptr_t dim);
144 
145 /// Returns the dim-th dimension of the given ranked shaped type.
146 MLIR_CAPI_EXPORTED int64_t mlirShapedTypeGetDimSize(MlirType type,
147                                                     intptr_t dim);
148 
149 /** Checks whether the given value is used as a placeholder for dynamic sizes
150  * in shaped types. */
151 MLIR_CAPI_EXPORTED bool mlirShapedTypeIsDynamicSize(int64_t size);
152 
153 /** Checks whether the given value is used as a placeholder for dynamic strides
154  * and offsets in shaped types. */
155 MLIR_CAPI_EXPORTED bool mlirShapedTypeIsDynamicStrideOrOffset(int64_t val);
156 
157 //===----------------------------------------------------------------------===//
158 // Vector type.
159 //===----------------------------------------------------------------------===//
160 
161 /// Checks whether the given type is a Vector type.
162 MLIR_CAPI_EXPORTED bool mlirTypeIsAVector(MlirType type);
163 
164 /** Creates a vector type of the shape identified by its rank and dimensions,
165  * with the given element type in the same context as the element type. The type
166  * is owned by the context. */
167 MLIR_CAPI_EXPORTED MlirType mlirVectorTypeGet(intptr_t rank,
168                                               const int64_t *shape,
169                                               MlirType elementType);
170 
171 /** Same as "mlirVectorTypeGet" but returns a nullptr wrapping MlirType on
172  * illegal arguments, emitting appropriate diagnostics. */
173 MLIR_CAPI_EXPORTED MlirType mlirVectorTypeGetChecked(intptr_t rank,
174                                                      const int64_t *shape,
175                                                      MlirType elementType,
176                                                      MlirLocation loc);
177 
178 //===----------------------------------------------------------------------===//
179 // Ranked / Unranked Tensor type.
180 //===----------------------------------------------------------------------===//
181 
182 /// Checks whether the given type is a Tensor type.
183 MLIR_CAPI_EXPORTED bool mlirTypeIsATensor(MlirType type);
184 
185 /// Checks whether the given type is a ranked tensor type.
186 MLIR_CAPI_EXPORTED bool mlirTypeIsARankedTensor(MlirType type);
187 
188 /// Checks whether the given type is an unranked tensor type.
189 MLIR_CAPI_EXPORTED bool mlirTypeIsAUnrankedTensor(MlirType type);
190 
191 /** Creates a tensor type of a fixed rank with the given shape and element type
192  * in the same context as the element type. The type is owned by the context. */
193 MLIR_CAPI_EXPORTED MlirType mlirRankedTensorTypeGet(intptr_t rank,
194                                                     const int64_t *shape,
195                                                     MlirType elementType);
196 
197 /** Same as "mlirRankedTensorTypeGet" but returns a nullptr wrapping MlirType on
198  * illegal arguments, emitting appropriate diagnostics. */
199 MLIR_CAPI_EXPORTED MlirType mlirRankedTensorTypeGetChecked(intptr_t rank,
200                                                            const int64_t *shape,
201                                                            MlirType elementType,
202                                                            MlirLocation loc);
203 
204 /** Creates an unranked tensor type with the given element type in the same
205  * context as the element type. The type is owned by the context. */
206 MLIR_CAPI_EXPORTED MlirType mlirUnrankedTensorTypeGet(MlirType elementType);
207 
208 /** Same as "mlirUnrankedTensorTypeGet" but returns a nullptr wrapping MlirType
209  * on illegal arguments, emitting appropriate diagnostics. */
210 MLIR_CAPI_EXPORTED MlirType
211 mlirUnrankedTensorTypeGetChecked(MlirType elementType, MlirLocation loc);
212 
213 //===----------------------------------------------------------------------===//
214 // Ranked / Unranked MemRef type.
215 //===----------------------------------------------------------------------===//
216 
217 /// Checks whether the given type is a MemRef type.
218 MLIR_CAPI_EXPORTED bool mlirTypeIsAMemRef(MlirType type);
219 
220 /// Checks whether the given type is an UnrankedMemRef type.
221 MLIR_CAPI_EXPORTED bool mlirTypeIsAUnrankedMemRef(MlirType type);
222 
223 /** Creates a MemRef type with the given rank and shape, a potentially empty
224  * list of affine layout maps, the given memory space and element type, in the
225  * same context as element type. The type is owned by the context. */
226 MLIR_CAPI_EXPORTED MlirType mlirMemRefTypeGet(
227     MlirType elementType, intptr_t rank, const int64_t *shape, intptr_t numMaps,
228     MlirAttribute const *affineMaps, unsigned memorySpace);
229 
230 /** Creates a MemRef type with the given rank, shape, memory space and element
231  * type in the same context as the element type. The type has no affine maps,
232  * i.e. represents a default row-major contiguous memref. The type is owned by
233  * the context. */
234 MLIR_CAPI_EXPORTED MlirType mlirMemRefTypeContiguousGet(MlirType elementType,
235                                                         intptr_t rank,
236                                                         const int64_t *shape,
237                                                         unsigned memorySpace);
238 
239 /** Same as "mlirMemRefTypeContiguousGet" but returns a nullptr wrapping
240  * MlirType on illegal arguments, emitting appropriate diagnostics. */
241 MLIR_CAPI_EXPORTED MlirType mlirMemRefTypeContiguousGetChecked(
242     MlirType elementType, intptr_t rank, const int64_t *shape,
243     unsigned memorySpace, MlirLocation loc);
244 
245 /** Creates an Unranked MemRef type with the given element type and in the given
246  * memory space. The type is owned by the context of element type. */
247 MLIR_CAPI_EXPORTED MlirType mlirUnrankedMemRefTypeGet(MlirType elementType,
248                                                       unsigned memorySpace);
249 
250 /** Same as "mlirUnrankedMemRefTypeGet" but returns a nullptr wrapping
251  * MlirType on illegal arguments, emitting appropriate diagnostics. */
252 MLIR_CAPI_EXPORTED MlirType mlirUnrankedMemRefTypeGetChecked(
253     MlirType elementType, unsigned memorySpace, MlirLocation loc);
254 
255 /// Returns the number of affine layout maps in the given MemRef type.
256 MLIR_CAPI_EXPORTED intptr_t mlirMemRefTypeGetNumAffineMaps(MlirType type);
257 
258 /// Returns the pos-th affine map of the given MemRef type.
259 MLIR_CAPI_EXPORTED MlirAffineMap mlirMemRefTypeGetAffineMap(MlirType type,
260                                                             intptr_t pos);
261 
262 /// Returns the memory space of the given MemRef type.
263 MLIR_CAPI_EXPORTED unsigned mlirMemRefTypeGetMemorySpace(MlirType type);
264 
265 /// Returns the memory spcae of the given Unranked MemRef type.
266 MLIR_CAPI_EXPORTED unsigned mlirUnrankedMemrefGetMemorySpace(MlirType type);
267 
268 //===----------------------------------------------------------------------===//
269 // Tuple type.
270 //===----------------------------------------------------------------------===//
271 
272 /// Checks whether the given type is a tuple type.
273 MLIR_CAPI_EXPORTED bool mlirTypeIsATuple(MlirType type);
274 
275 /** Creates a tuple type that consists of the given list of elemental types. The
276  * type is owned by the context. */
277 MLIR_CAPI_EXPORTED MlirType mlirTupleTypeGet(MlirContext ctx,
278                                              intptr_t numElements,
279                                              MlirType const *elements);
280 
281 /// Returns the number of types contained in a tuple.
282 MLIR_CAPI_EXPORTED intptr_t mlirTupleTypeGetNumTypes(MlirType type);
283 
284 /// Returns the pos-th type in the tuple type.
285 MLIR_CAPI_EXPORTED MlirType mlirTupleTypeGetType(MlirType type, intptr_t pos);
286 
287 //===----------------------------------------------------------------------===//
288 // Function type.
289 //===----------------------------------------------------------------------===//
290 
291 /// Checks whether the given type is a function type.
292 MLIR_CAPI_EXPORTED bool mlirTypeIsAFunction(MlirType type);
293 
294 /// Creates a function type, mapping a list of input types to result types.
295 MLIR_CAPI_EXPORTED MlirType mlirFunctionTypeGet(MlirContext ctx,
296                                                 intptr_t numInputs,
297                                                 MlirType const *inputs,
298                                                 intptr_t numResults,
299                                                 MlirType const *results);
300 
301 /// Returns the number of input types.
302 MLIR_CAPI_EXPORTED intptr_t mlirFunctionTypeGetNumInputs(MlirType type);
303 
304 /// Returns the number of result types.
305 MLIR_CAPI_EXPORTED intptr_t mlirFunctionTypeGetNumResults(MlirType type);
306 
307 /// Returns the pos-th input type.
308 MLIR_CAPI_EXPORTED MlirType mlirFunctionTypeGetInput(MlirType type,
309                                                      intptr_t pos);
310 
311 /// Returns the pos-th result type.
312 MLIR_CAPI_EXPORTED MlirType mlirFunctionTypeGetResult(MlirType type,
313                                                       intptr_t pos);
314 
315 #ifdef __cplusplus
316 }
317 #endif
318 
319 #endif // MLIR_C_BUILTINTYPES_H
320