LLVM 19.0.0git
ValueTypes.cpp
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1//===----------- ValueTypes.cpp - Implementation of EVT methods -----------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "llvm/CodeGen/ValueTypes.h"
10#include "llvm/ADT/StringExtras.h"
11#include "llvm/IR/DerivedTypes.h"
12#include "llvm/IR/Type.h"
13#include "llvm/Support/Debug.h"
14#include "llvm/Support/ErrorHandling.h"
15#include "llvm/Support/TypeSize.h"
16#include "llvm/Support/WithColor.h"
17using namespace llvm;
18
19EVT EVT::changeExtendedTypeToInteger() const {
20 assert(isExtended() && "Type is not extended!");
21 LLVMContext &Context = LLVMTy->getContext();
22 return getIntegerVT(Context, getSizeInBits());
23}
24
25EVT EVT::changeExtendedVectorElementTypeToInteger() const {
26 assert(isExtended() && "Type is not extended!");
27 LLVMContext &Context = LLVMTy->getContext();
28 EVT IntTy = getIntegerVT(Context, getScalarSizeInBits());
29 return getVectorVT(Context, IntTy, getVectorElementCount());
30}
31
32EVT EVT::changeExtendedVectorElementType(EVT EltVT) const {
33 assert(isExtended() && "Type is not extended!");
34 LLVMContext &Context = LLVMTy->getContext();
35 return getVectorVT(Context, EltVT, getVectorElementCount());
36}
37
38EVT EVT::getExtendedIntegerVT(LLVMContext &Context, unsigned BitWidth) {
39 EVT VT;
40 VT.LLVMTy = IntegerType::get(Context, BitWidth);
41 assert(VT.isExtended() && "Type is not extended!");
42 return VT;
43}
44
45EVT EVT::getExtendedVectorVT(LLVMContext &Context, EVT VT, unsigned NumElements,
46 bool IsScalable) {
47 EVT ResultVT;
48 ResultVT.LLVMTy =
49 VectorType::get(VT.getTypeForEVT(Context), NumElements, IsScalable);
50 assert(ResultVT.isExtended() && "Type is not extended!");
51 return ResultVT;
52}
53
54EVT EVT::getExtendedVectorVT(LLVMContext &Context, EVT VT, ElementCount EC) {
55 EVT ResultVT;
56 ResultVT.LLVMTy = VectorType::get(VT.getTypeForEVT(Context), EC);
57 assert(ResultVT.isExtended() && "Type is not extended!");
58 return ResultVT;
59}
60
61bool EVT::isExtendedFloatingPoint() const {
62 assert(isExtended() && "Type is not extended!");
63 return LLVMTy->isFPOrFPVectorTy();
64}
65
66bool EVT::isExtendedInteger() const {
67 assert(isExtended() && "Type is not extended!");
68 return LLVMTy->isIntOrIntVectorTy();
69}
70
71bool EVT::isExtendedScalarInteger() const {
72 assert(isExtended() && "Type is not extended!");
73 return LLVMTy->isIntegerTy();
74}
75
76bool EVT::isExtendedVector() const {
77 assert(isExtended() && "Type is not extended!");
78 return LLVMTy->isVectorTy();
79}
80
81bool EVT::isExtended16BitVector() const {
82 return isExtendedVector() &&
83 getExtendedSizeInBits() == TypeSize::getFixed(16);
84}
85
86bool EVT::isExtended32BitVector() const {
87 return isExtendedVector() &&
88 getExtendedSizeInBits() == TypeSize::getFixed(32);
89}
90
91bool EVT::isExtended64BitVector() const {
92 return isExtendedVector() &&
93 getExtendedSizeInBits() == TypeSize::getFixed(64);
94}
95
96bool EVT::isExtended128BitVector() const {
97 return isExtendedVector() &&
98 getExtendedSizeInBits() == TypeSize::getFixed(128);
99}
100
101bool EVT::isExtended256BitVector() const {
102 return isExtendedVector() &&
103 getExtendedSizeInBits() == TypeSize::getFixed(256);
104}
105
106bool EVT::isExtended512BitVector() const {
107 return isExtendedVector() &&
108 getExtendedSizeInBits() == TypeSize::getFixed(512);
109}
110
111bool EVT::isExtended1024BitVector() const {
112 return isExtendedVector() &&
113 getExtendedSizeInBits() == TypeSize::getFixed(1024);
114}
115
116bool EVT::isExtended2048BitVector() const {
117 return isExtendedVector() &&
118 getExtendedSizeInBits() == TypeSize::getFixed(2048);
119}
120
121bool EVT::isExtendedFixedLengthVector() const {
122 return isExtendedVector() && isa<FixedVectorType>(LLVMTy);
123}
124
125bool EVT::isExtendedScalableVector() const {
126 return isExtendedVector() && isa<ScalableVectorType>(LLVMTy);
127}
128
129EVT EVT::getExtendedVectorElementType() const {
130 assert(isExtended() && "Type is not extended!");
131 return EVT::getEVT(cast<VectorType>(LLVMTy)->getElementType());
132}
133
134unsigned EVT::getExtendedVectorNumElements() const {
135 assert(isExtended() && "Type is not extended!");
136 ElementCount EC = cast<VectorType>(LLVMTy)->getElementCount();
137 if (EC.isScalable()) {
138 WithColor::warning()
139 << "The code that requested the fixed number of elements has made the "
140 "assumption that this vector is not scalable. This assumption was "
141 "not correct, and this may lead to broken code\n";
142 }
143 return EC.getKnownMinValue();
144}
145
146ElementCount EVT::getExtendedVectorElementCount() const {
147 assert(isExtended() && "Type is not extended!");
148 return cast<VectorType>(LLVMTy)->getElementCount();
149}
150
151TypeSize EVT::getExtendedSizeInBits() const {
152 assert(isExtended() && "Type is not extended!");
153 if (IntegerType *ITy = dyn_cast<IntegerType>(LLVMTy))
154 return TypeSize::getFixed(ITy->getBitWidth());
155 if (VectorType *VTy = dyn_cast<VectorType>(LLVMTy))
156 return VTy->getPrimitiveSizeInBits();
157 llvm_unreachable("Unrecognized extended type!");
158}
159
160/// getEVTString - This function returns value type as a string, e.g. "i32".
161std::string EVT::getEVTString() const {
162 switch (V.SimpleTy) {
163 default:
164 if (isVector())
165 return (isScalableVector() ? "nxv" : "v") +
166 utostr(getVectorElementCount().getKnownMinValue()) +
167 getVectorElementType().getEVTString();
168 if (isInteger())
169 return "i" + utostr(getSizeInBits());
170 if (isFloatingPoint())
171 return "f" + utostr(getSizeInBits());
172 llvm_unreachable("Invalid EVT!");
173 case MVT::bf16: return "bf16";
174 case MVT::ppcf128: return "ppcf128";
175 case MVT::isVoid: return "isVoid";
176 case MVT::Other: return "ch";
177 case MVT::Glue: return "glue";
178 case MVT::x86mmx: return "x86mmx";
179 case MVT::x86amx: return "x86amx";
180 case MVT::i64x8: return "i64x8";
181 case MVT::Metadata: return "Metadata";
182 case MVT::Untyped: return "Untyped";
183 case MVT::funcref: return "funcref";
184 case MVT::externref: return "externref";
185 case MVT::aarch64svcount:
186 return "aarch64svcount";
187 case MVT::spirvbuiltin:
188 return "spirvbuiltin";
189 }
190}
191
192#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
193void EVT::dump() const {
194 print(dbgs());
195 dbgs() << "\n";
196}
197#endif
198
199/// getTypeForEVT - This method returns an LLVM type corresponding to the
200/// specified EVT. For integer types, this returns an unsigned type. Note
201/// that this will abort for types that cannot be represented.
202Type *EVT::getTypeForEVT(LLVMContext &Context) const {
203 // clang-format off
204 switch (V.SimpleTy) {
205 default:
206 assert(isExtended() && "Type is not extended!");
207 return LLVMTy;
208 case MVT::isVoid: return Type::getVoidTy(Context);
209 case MVT::i1: return Type::getInt1Ty(Context);
210 case MVT::i2: return Type::getIntNTy(Context, 2);
211 case MVT::i4: return Type::getIntNTy(Context, 4);
212 case MVT::i8: return Type::getInt8Ty(Context);
213 case MVT::i16: return Type::getInt16Ty(Context);
214 case MVT::i32: return Type::getInt32Ty(Context);
215 case MVT::i64: return Type::getInt64Ty(Context);
216 case MVT::i128: return IntegerType::get(Context, 128);
217 case MVT::f16: return Type::getHalfTy(Context);
218 case MVT::bf16: return Type::getBFloatTy(Context);
219 case MVT::f32: return Type::getFloatTy(Context);
220 case MVT::f64: return Type::getDoubleTy(Context);
221 case MVT::f80: return Type::getX86_FP80Ty(Context);
222 case MVT::f128: return Type::getFP128Ty(Context);
223 case MVT::ppcf128: return Type::getPPC_FP128Ty(Context);
224 case MVT::x86mmx: return Type::getX86_MMXTy(Context);
225 case MVT::aarch64svcount:
226 return TargetExtType::get(Context, "aarch64.svcount");
227 case MVT::x86amx: return Type::getX86_AMXTy(Context);
228 case MVT::i64x8: return IntegerType::get(Context, 512);
229 case MVT::externref: return Type::getWasm_ExternrefTy(Context);
230 case MVT::funcref: return Type::getWasm_FuncrefTy(Context);
231 case MVT::v1i1:
232 return FixedVectorType::get(Type::getInt1Ty(Context), 1);
233 case MVT::v2i1:
234 return FixedVectorType::get(Type::getInt1Ty(Context), 2);
235 case MVT::v3i1:
236 return FixedVectorType::get(Type::getInt1Ty(Context), 3);
237 case MVT::v4i1:
238 return FixedVectorType::get(Type::getInt1Ty(Context), 4);
239 case MVT::v8i1:
240 return FixedVectorType::get(Type::getInt1Ty(Context), 8);
241 case MVT::v16i1:
242 return FixedVectorType::get(Type::getInt1Ty(Context), 16);
243 case MVT::v32i1:
244 return FixedVectorType::get(Type::getInt1Ty(Context), 32);
245 case MVT::v64i1:
246 return FixedVectorType::get(Type::getInt1Ty(Context), 64);
247 case MVT::v128i1:
248 return FixedVectorType::get(Type::getInt1Ty(Context), 128);
249 case MVT::v256i1:
250 return FixedVectorType::get(Type::getInt1Ty(Context), 256);
251 case MVT::v512i1:
252 return FixedVectorType::get(Type::getInt1Ty(Context), 512);
253 case MVT::v1024i1:
254 return FixedVectorType::get(Type::getInt1Ty(Context), 1024);
255 case MVT::v2048i1:
256 return FixedVectorType::get(Type::getInt1Ty(Context), 2048);
257 case MVT::v128i2:
258 return FixedVectorType::get(Type::getIntNTy(Context, 2), 128);
259 case MVT::v256i2:
260 return FixedVectorType::get(Type::getIntNTy(Context, 2), 256);
261 case MVT::v64i4:
262 return FixedVectorType::get(Type::getIntNTy(Context, 4), 64);
263 case MVT::v128i4:
264 return FixedVectorType::get(Type::getIntNTy(Context, 4), 128);
265 case MVT::v1i8:
266 return FixedVectorType::get(Type::getInt8Ty(Context), 1);
267 case MVT::v2i8:
268 return FixedVectorType::get(Type::getInt8Ty(Context), 2);
269 case MVT::v3i8:
270 return FixedVectorType::get(Type::getInt8Ty(Context), 3);
271 case MVT::v4i8:
272 return FixedVectorType::get(Type::getInt8Ty(Context), 4);
273 case MVT::v8i8:
274 return FixedVectorType::get(Type::getInt8Ty(Context), 8);
275 case MVT::v16i8:
276 return FixedVectorType::get(Type::getInt8Ty(Context), 16);
277 case MVT::v32i8:
278 return FixedVectorType::get(Type::getInt8Ty(Context), 32);
279 case MVT::v64i8:
280 return FixedVectorType::get(Type::getInt8Ty(Context), 64);
281 case MVT::v128i8:
282 return FixedVectorType::get(Type::getInt8Ty(Context), 128);
283 case MVT::v256i8:
284 return FixedVectorType::get(Type::getInt8Ty(Context), 256);
285 case MVT::v512i8:
286 return FixedVectorType::get(Type::getInt8Ty(Context), 512);
287 case MVT::v1024i8:
288 return FixedVectorType::get(Type::getInt8Ty(Context), 1024);
289 case MVT::v1i16:
290 return FixedVectorType::get(Type::getInt16Ty(Context), 1);
291 case MVT::v2i16:
292 return FixedVectorType::get(Type::getInt16Ty(Context), 2);
293 case MVT::v3i16:
294 return FixedVectorType::get(Type::getInt16Ty(Context), 3);
295 case MVT::v4i16:
296 return FixedVectorType::get(Type::getInt16Ty(Context), 4);
297 case MVT::v8i16:
298 return FixedVectorType::get(Type::getInt16Ty(Context), 8);
299 case MVT::v16i16:
300 return FixedVectorType::get(Type::getInt16Ty(Context), 16);
301 case MVT::v32i16:
302 return FixedVectorType::get(Type::getInt16Ty(Context), 32);
303 case MVT::v64i16:
304 return FixedVectorType::get(Type::getInt16Ty(Context), 64);
305 case MVT::v128i16:
306 return FixedVectorType::get(Type::getInt16Ty(Context), 128);
307 case MVT::v256i16:
308 return FixedVectorType::get(Type::getInt16Ty(Context), 256);
309 case MVT::v512i16:
310 return FixedVectorType::get(Type::getInt16Ty(Context), 512);
311 case MVT::v1i32:
312 return FixedVectorType::get(Type::getInt32Ty(Context), 1);
313 case MVT::v2i32:
314 return FixedVectorType::get(Type::getInt32Ty(Context), 2);
315 case MVT::v3i32:
316 return FixedVectorType::get(Type::getInt32Ty(Context), 3);
317 case MVT::v4i32:
318 return FixedVectorType::get(Type::getInt32Ty(Context), 4);
319 case MVT::v5i32:
320 return FixedVectorType::get(Type::getInt32Ty(Context), 5);
321 case MVT::v6i32:
322 return FixedVectorType::get(Type::getInt32Ty(Context), 6);
323 case MVT::v7i32:
324 return FixedVectorType::get(Type::getInt32Ty(Context), 7);
325 case MVT::v8i32:
326 return FixedVectorType::get(Type::getInt32Ty(Context), 8);
327 case MVT::v9i32:
328 return FixedVectorType::get(Type::getInt32Ty(Context), 9);
329 case MVT::v10i32:
330 return FixedVectorType::get(Type::getInt32Ty(Context), 10);
331 case MVT::v11i32:
332 return FixedVectorType::get(Type::getInt32Ty(Context), 11);
333 case MVT::v12i32:
334 return FixedVectorType::get(Type::getInt32Ty(Context), 12);
335 case MVT::v16i32:
336 return FixedVectorType::get(Type::getInt32Ty(Context), 16);
337 case MVT::v32i32:
338 return FixedVectorType::get(Type::getInt32Ty(Context), 32);
339 case MVT::v64i32:
340 return FixedVectorType::get(Type::getInt32Ty(Context), 64);
341 case MVT::v128i32:
342 return FixedVectorType::get(Type::getInt32Ty(Context), 128);
343 case MVT::v256i32:
344 return FixedVectorType::get(Type::getInt32Ty(Context), 256);
345 case MVT::v512i32:
346 return FixedVectorType::get(Type::getInt32Ty(Context), 512);
347 case MVT::v1024i32:
348 return FixedVectorType::get(Type::getInt32Ty(Context), 1024);
349 case MVT::v2048i32:
350 return FixedVectorType::get(Type::getInt32Ty(Context), 2048);
351 case MVT::v1i64:
352 return FixedVectorType::get(Type::getInt64Ty(Context), 1);
353 case MVT::v2i64:
354 return FixedVectorType::get(Type::getInt64Ty(Context), 2);
355 case MVT::v3i64:
356 return FixedVectorType::get(Type::getInt64Ty(Context), 3);
357 case MVT::v4i64:
358 return FixedVectorType::get(Type::getInt64Ty(Context), 4);
359 case MVT::v8i64:
360 return FixedVectorType::get(Type::getInt64Ty(Context), 8);
361 case MVT::v16i64:
362 return FixedVectorType::get(Type::getInt64Ty(Context), 16);
363 case MVT::v32i64:
364 return FixedVectorType::get(Type::getInt64Ty(Context), 32);
365 case MVT::v64i64:
366 return FixedVectorType::get(Type::getInt64Ty(Context), 64);
367 case MVT::v128i64:
368 return FixedVectorType::get(Type::getInt64Ty(Context), 128);
369 case MVT::v256i64:
370 return FixedVectorType::get(Type::getInt64Ty(Context), 256);
371 case MVT::v1i128:
372 return FixedVectorType::get(Type::getInt128Ty(Context), 1);
373 case MVT::v1f16:
374 return FixedVectorType::get(Type::getHalfTy(Context), 1);
375 case MVT::v2f16:
376 return FixedVectorType::get(Type::getHalfTy(Context), 2);
377 case MVT::v3f16:
378 return FixedVectorType::get(Type::getHalfTy(Context), 3);
379 case MVT::v4f16:
380 return FixedVectorType::get(Type::getHalfTy(Context), 4);
381 case MVT::v8f16:
382 return FixedVectorType::get(Type::getHalfTy(Context), 8);
383 case MVT::v16f16:
384 return FixedVectorType::get(Type::getHalfTy(Context), 16);
385 case MVT::v32f16:
386 return FixedVectorType::get(Type::getHalfTy(Context), 32);
387 case MVT::v64f16:
388 return FixedVectorType::get(Type::getHalfTy(Context), 64);
389 case MVT::v128f16:
390 return FixedVectorType::get(Type::getHalfTy(Context), 128);
391 case MVT::v256f16:
392 return FixedVectorType::get(Type::getHalfTy(Context), 256);
393 case MVT::v512f16:
394 return FixedVectorType::get(Type::getHalfTy(Context), 512);
395 case MVT::v2bf16:
396 return FixedVectorType::get(Type::getBFloatTy(Context), 2);
397 case MVT::v3bf16:
398 return FixedVectorType::get(Type::getBFloatTy(Context), 3);
399 case MVT::v4bf16:
400 return FixedVectorType::get(Type::getBFloatTy(Context), 4);
401 case MVT::v8bf16:
402 return FixedVectorType::get(Type::getBFloatTy(Context), 8);
403 case MVT::v16bf16:
404 return FixedVectorType::get(Type::getBFloatTy(Context), 16);
405 case MVT::v32bf16:
406 return FixedVectorType::get(Type::getBFloatTy(Context), 32);
407 case MVT::v64bf16:
408 return FixedVectorType::get(Type::getBFloatTy(Context), 64);
409 case MVT::v128bf16:
410 return FixedVectorType::get(Type::getBFloatTy(Context), 128);
411 case MVT::v1f32:
412 return FixedVectorType::get(Type::getFloatTy(Context), 1);
413 case MVT::v2f32:
414 return FixedVectorType::get(Type::getFloatTy(Context), 2);
415 case MVT::v3f32:
416 return FixedVectorType::get(Type::getFloatTy(Context), 3);
417 case MVT::v4f32:
418 return FixedVectorType::get(Type::getFloatTy(Context), 4);
419 case MVT::v5f32:
420 return FixedVectorType::get(Type::getFloatTy(Context), 5);
421 case MVT::v6f32:
422 return FixedVectorType::get(Type::getFloatTy(Context), 6);
423 case MVT::v7f32:
424 return FixedVectorType::get(Type::getFloatTy(Context), 7);
425 case MVT::v8f32:
426 return FixedVectorType::get(Type::getFloatTy(Context), 8);
427 case MVT::v9f32:
428 return FixedVectorType::get(Type::getFloatTy(Context), 9);
429 case MVT::v10f32:
430 return FixedVectorType::get(Type::getFloatTy(Context), 10);
431 case MVT::v11f32:
432 return FixedVectorType::get(Type::getFloatTy(Context), 11);
433 case MVT::v12f32:
434 return FixedVectorType::get(Type::getFloatTy(Context), 12);
435 case MVT::v16f32:
436 return FixedVectorType::get(Type::getFloatTy(Context), 16);
437 case MVT::v32f32:
438 return FixedVectorType::get(Type::getFloatTy(Context), 32);
439 case MVT::v64f32:
440 return FixedVectorType::get(Type::getFloatTy(Context), 64);
441 case MVT::v128f32:
442 return FixedVectorType::get(Type::getFloatTy(Context), 128);
443 case MVT::v256f32:
444 return FixedVectorType::get(Type::getFloatTy(Context), 256);
445 case MVT::v512f32:
446 return FixedVectorType::get(Type::getFloatTy(Context), 512);
447 case MVT::v1024f32:
448 return FixedVectorType::get(Type::getFloatTy(Context), 1024);
449 case MVT::v2048f32:
450 return FixedVectorType::get(Type::getFloatTy(Context), 2048);
451 case MVT::v1f64:
452 return FixedVectorType::get(Type::getDoubleTy(Context), 1);
453 case MVT::v2f64:
454 return FixedVectorType::get(Type::getDoubleTy(Context), 2);
455 case MVT::v3f64:
456 return FixedVectorType::get(Type::getDoubleTy(Context), 3);
457 case MVT::v4f64:
458 return FixedVectorType::get(Type::getDoubleTy(Context), 4);
459 case MVT::v8f64:
460 return FixedVectorType::get(Type::getDoubleTy(Context), 8);
461 case MVT::v16f64:
462 return FixedVectorType::get(Type::getDoubleTy(Context), 16);
463 case MVT::v32f64:
464 return FixedVectorType::get(Type::getDoubleTy(Context), 32);
465 case MVT::v64f64:
466 return FixedVectorType::get(Type::getDoubleTy(Context), 64);
467 case MVT::v128f64:
468 return FixedVectorType::get(Type::getDoubleTy(Context), 128);
469 case MVT::v256f64:
470 return FixedVectorType::get(Type::getDoubleTy(Context), 256);
471 case MVT::nxv1i1:
472 return ScalableVectorType::get(Type::getInt1Ty(Context), 1);
473 case MVT::nxv2i1:
474 return ScalableVectorType::get(Type::getInt1Ty(Context), 2);
475 case MVT::nxv4i1:
476 return ScalableVectorType::get(Type::getInt1Ty(Context), 4);
477 case MVT::nxv8i1:
478 return ScalableVectorType::get(Type::getInt1Ty(Context), 8);
479 case MVT::nxv16i1:
480 return ScalableVectorType::get(Type::getInt1Ty(Context), 16);
481 case MVT::nxv32i1:
482 return ScalableVectorType::get(Type::getInt1Ty(Context), 32);
483 case MVT::nxv64i1:
484 return ScalableVectorType::get(Type::getInt1Ty(Context), 64);
485 case MVT::nxv1i8:
486 return ScalableVectorType::get(Type::getInt8Ty(Context), 1);
487 case MVT::nxv2i8:
488 return ScalableVectorType::get(Type::getInt8Ty(Context), 2);
489 case MVT::nxv4i8:
490 return ScalableVectorType::get(Type::getInt8Ty(Context), 4);
491 case MVT::nxv8i8:
492 return ScalableVectorType::get(Type::getInt8Ty(Context), 8);
493 case MVT::nxv16i8:
494 return ScalableVectorType::get(Type::getInt8Ty(Context), 16);
495 case MVT::nxv32i8:
496 return ScalableVectorType::get(Type::getInt8Ty(Context), 32);
497 case MVT::nxv64i8:
498 return ScalableVectorType::get(Type::getInt8Ty(Context), 64);
499 case MVT::nxv1i16:
500 return ScalableVectorType::get(Type::getInt16Ty(Context), 1);
501 case MVT::nxv2i16:
502 return ScalableVectorType::get(Type::getInt16Ty(Context), 2);
503 case MVT::nxv4i16:
504 return ScalableVectorType::get(Type::getInt16Ty(Context), 4);
505 case MVT::nxv8i16:
506 return ScalableVectorType::get(Type::getInt16Ty(Context), 8);
507 case MVT::nxv16i16:
508 return ScalableVectorType::get(Type::getInt16Ty(Context), 16);
509 case MVT::nxv32i16:
510 return ScalableVectorType::get(Type::getInt16Ty(Context), 32);
511 case MVT::nxv1i32:
512 return ScalableVectorType::get(Type::getInt32Ty(Context), 1);
513 case MVT::nxv2i32:
514 return ScalableVectorType::get(Type::getInt32Ty(Context), 2);
515 case MVT::nxv4i32:
516 return ScalableVectorType::get(Type::getInt32Ty(Context), 4);
517 case MVT::nxv8i32:
518 return ScalableVectorType::get(Type::getInt32Ty(Context), 8);
519 case MVT::nxv16i32:
520 return ScalableVectorType::get(Type::getInt32Ty(Context), 16);
521 case MVT::nxv32i32:
522 return ScalableVectorType::get(Type::getInt32Ty(Context), 32);
523 case MVT::nxv1i64:
524 return ScalableVectorType::get(Type::getInt64Ty(Context), 1);
525 case MVT::nxv2i64:
526 return ScalableVectorType::get(Type::getInt64Ty(Context), 2);
527 case MVT::nxv4i64:
528 return ScalableVectorType::get(Type::getInt64Ty(Context), 4);
529 case MVT::nxv8i64:
530 return ScalableVectorType::get(Type::getInt64Ty(Context), 8);
531 case MVT::nxv16i64:
532 return ScalableVectorType::get(Type::getInt64Ty(Context), 16);
533 case MVT::nxv32i64:
534 return ScalableVectorType::get(Type::getInt64Ty(Context), 32);
535 case MVT::nxv1f16:
536 return ScalableVectorType::get(Type::getHalfTy(Context), 1);
537 case MVT::nxv2f16:
538 return ScalableVectorType::get(Type::getHalfTy(Context), 2);
539 case MVT::nxv4f16:
540 return ScalableVectorType::get(Type::getHalfTy(Context), 4);
541 case MVT::nxv8f16:
542 return ScalableVectorType::get(Type::getHalfTy(Context), 8);
543 case MVT::nxv16f16:
544 return ScalableVectorType::get(Type::getHalfTy(Context), 16);
545 case MVT::nxv32f16:
546 return ScalableVectorType::get(Type::getHalfTy(Context), 32);
547 case MVT::nxv1bf16:
548 return ScalableVectorType::get(Type::getBFloatTy(Context), 1);
549 case MVT::nxv2bf16:
550 return ScalableVectorType::get(Type::getBFloatTy(Context), 2);
551 case MVT::nxv4bf16:
552 return ScalableVectorType::get(Type::getBFloatTy(Context), 4);
553 case MVT::nxv8bf16:
554 return ScalableVectorType::get(Type::getBFloatTy(Context), 8);
555 case MVT::nxv16bf16:
556 return ScalableVectorType::get(Type::getBFloatTy(Context), 16);
557 case MVT::nxv32bf16:
558 return ScalableVectorType::get(Type::getBFloatTy(Context), 32);
559 case MVT::nxv1f32:
560 return ScalableVectorType::get(Type::getFloatTy(Context), 1);
561 case MVT::nxv2f32:
562 return ScalableVectorType::get(Type::getFloatTy(Context), 2);
563 case MVT::nxv4f32:
564 return ScalableVectorType::get(Type::getFloatTy(Context), 4);
565 case MVT::nxv8f32:
566 return ScalableVectorType::get(Type::getFloatTy(Context), 8);
567 case MVT::nxv16f32:
568 return ScalableVectorType::get(Type::getFloatTy(Context), 16);
569 case MVT::nxv1f64:
570 return ScalableVectorType::get(Type::getDoubleTy(Context), 1);
571 case MVT::nxv2f64:
572 return ScalableVectorType::get(Type::getDoubleTy(Context), 2);
573 case MVT::nxv4f64:
574 return ScalableVectorType::get(Type::getDoubleTy(Context), 4);
575 case MVT::nxv8f64:
576 return ScalableVectorType::get(Type::getDoubleTy(Context), 8);
577 case MVT::Metadata: return Type::getMetadataTy(Context);
578 }
579 // clang-format on
580}
581
582/// Return the value type corresponding to the specified type. This returns all
583/// pointers as MVT::iPTR. If HandleUnknown is true, unknown types are returned
584/// as Other, otherwise they are invalid.
585MVT MVT::getVT(Type *Ty, bool HandleUnknown){
586 assert(Ty != nullptr && "Invalid type");
587 switch (Ty->getTypeID()) {
588 default:
589 if (HandleUnknown) return MVT(MVT::Other);
590 llvm_unreachable("Unknown type!");
591 case Type::VoidTyID:
592 return MVT::isVoid;
593 case Type::IntegerTyID:
594 return getIntegerVT(cast<IntegerType>(Ty)->getBitWidth());
595 case Type::HalfTyID: return MVT(MVT::f16);
596 case Type::BFloatTyID: return MVT(MVT::bf16);
597 case Type::FloatTyID: return MVT(MVT::f32);
598 case Type::DoubleTyID: return MVT(MVT::f64);
599 case Type::X86_FP80TyID: return MVT(MVT::f80);
600 case Type::X86_MMXTyID: return MVT(MVT::x86mmx);
601 case Type::TargetExtTyID: {
602 TargetExtType *TargetExtTy = cast<TargetExtType>(Ty);
603 if (TargetExtTy->getName() == "aarch64.svcount")
604 return MVT(MVT::aarch64svcount);
605 else if (TargetExtTy->getName().starts_with("spirv."))
606 return MVT(MVT::spirvbuiltin);
607 if (HandleUnknown)
608 return MVT(MVT::Other);
609 llvm_unreachable("Unknown target ext type!");
610 }
611 case Type::X86_AMXTyID: return MVT(MVT::x86amx);
612 case Type::FP128TyID: return MVT(MVT::f128);
613 case Type::PPC_FP128TyID: return MVT(MVT::ppcf128);
614 case Type::PointerTyID: return MVT(MVT::iPTR);
615 case Type::FixedVectorTyID:
616 case Type::ScalableVectorTyID: {
617 VectorType *VTy = cast<VectorType>(Ty);
618 return getVectorVT(
619 getVT(VTy->getElementType(), /*HandleUnknown=*/ false),
620 VTy->getElementCount());
621 }
622 }
623}
624
625/// getEVT - Return the value type corresponding to the specified type. This
626/// returns all pointers as MVT::iPTR. If HandleUnknown is true, unknown types
627/// are returned as Other, otherwise they are invalid.
628EVT EVT::getEVT(Type *Ty, bool HandleUnknown){
629 switch (Ty->getTypeID()) {
630 default:
631 return MVT::getVT(Ty, HandleUnknown);
632 case Type::TokenTyID:
633 return MVT::Untyped;
634 case Type::IntegerTyID:
635 return getIntegerVT(Ty->getContext(), cast<IntegerType>(Ty)->getBitWidth());
636 case Type::FixedVectorTyID:
637 case Type::ScalableVectorTyID: {
638 VectorType *VTy = cast<VectorType>(Ty);
639 return getVectorVT(Ty->getContext(),
640 getEVT(VTy->getElementType(), /*HandleUnknown=*/ false),
641 VTy->getElementCount());
642 }
643 }
644}
645
646#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
647void MVT::dump() const {
648 print(dbgs());
649 dbgs() << "\n";
650}
651#endif
652
653void MVT::print(raw_ostream &OS) const {
654 if (SimpleTy == INVALID_SIMPLE_VALUE_TYPE)
655 OS << "invalid";
656 else
657 OS << EVT(*this).getEVTString();
658}
659
Context
LLVMContext & Context
Definition: NVVMIntrRange.cpp:66
assert
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
OS
raw_pwrite_stream & OS
Definition: SampleProfWriter.cpp:53
StringExtras.h
This file contains some functions that are useful when dealing with strings.
getBitWidth
static unsigned getBitWidth(Type *Ty, const DataLayout &DL)
Returns the bitwidth of the given scalar or pointer type.
Definition: ValueTracking.cpp:94
llvm::FixedVectorType::get
static FixedVectorType * get(Type *ElementType, unsigned NumElts)
Definition: Type.cpp:692
llvm::IntegerType
Class to represent integer types.
Definition: DerivedTypes.h:40
llvm::IntegerType::get
static IntegerType * get(LLVMContext &C, unsigned NumBits)
This static method is the primary way of constructing an IntegerType.
Definition: Type.cpp:278
llvm::LLVMContext
This is an important class for using LLVM in a threaded context.
Definition: LLVMContext.h:67
llvm::MVT
Machine Value Type.
Definition: MachineValueType.h:34
llvm::MVT::dump
void dump() const
Support for debugging, callable in GDB: VT.dump()
Definition: ValueTypes.cpp:647
llvm::MVT::SimpleTy
SimpleValueType SimpleTy
Definition: MachineValueType.h:58
llvm::MVT::INVALID_SIMPLE_VALUE_TYPE
@ INVALID_SIMPLE_VALUE_TYPE
Definition: MachineValueType.h:39
llvm::MVT::MVT
constexpr MVT()=default
llvm::MVT::getVT
static MVT getVT(Type *Ty, bool HandleUnknown=false)
Return the value type corresponding to the specified type.
Definition: ValueTypes.cpp:585
llvm::MVT::getVectorVT
static MVT getVectorVT(MVT VT, unsigned NumElements)
Definition: MachineValueType.h:447
llvm::MVT::getIntegerVT
static MVT getIntegerVT(unsigned BitWidth)
Definition: MachineValueType.h:437
llvm::MVT::print
void print(raw_ostream &OS) const
Implement operator<<.
Definition: ValueTypes.cpp:653
llvm::ScalableVectorType::get
static ScalableVectorType * get(Type *ElementType, unsigned MinNumElts)
Definition: Type.cpp:713
llvm::StringRef::starts_with
bool starts_with(StringRef Prefix) const
Check if this string starts with the given Prefix.
Definition: StringRef.h:257
llvm::TargetExtType
Class to represent target extensions types, which are generally unintrospectable from target-independ...
Definition: DerivedTypes.h:720
llvm::TargetExtType::get
static TargetExtType * get(LLVMContext &Context, StringRef Name, ArrayRef< Type * > Types=std::nullopt, ArrayRef< unsigned > Ints=std::nullopt)
Return a target extension type having the specified name and optional type and integer parameters.
Definition: Type.cpp:796
llvm::TargetExtType::getName
StringRef getName() const
Return the name for this target extension type.
Definition: DerivedTypes.h:741
llvm::TypeSize::getFixed
static constexpr TypeSize getFixed(ScalarTy ExactSize)
Definition: TypeSize.h:330
llvm::Type
The instances of the Type class are immutable: once they are created, they are never changed.
Definition: Type.h:45
llvm::Type::getHalfTy
static Type * getHalfTy(LLVMContext &C)
llvm::Type::getDoubleTy
static Type * getDoubleTy(LLVMContext &C)
llvm::Type::isVectorTy
bool isVectorTy() const
True if this is an instance of VectorType.
Definition: Type.h:265
llvm::Type::getX86_FP80Ty
static Type * getX86_FP80Ty(LLVMContext &C)
llvm::Type::getBFloatTy
static Type * getBFloatTy(LLVMContext &C)
llvm::Type::isIntOrIntVectorTy
bool isIntOrIntVectorTy() const
Return true if this is an integer type or a vector of integer types.
Definition: Type.h:234
llvm::Type::getInt1Ty
static IntegerType * getInt1Ty(LLVMContext &C)
llvm::Type::getX86_AMXTy
static Type * getX86_AMXTy(LLVMContext &C)
llvm::Type::getMetadataTy
static Type * getMetadataTy(LLVMContext &C)
llvm::Type::X86_MMXTyID
@ X86_MMXTyID
MMX vectors (64 bits, X86 specific)
Definition: Type.h:66
llvm::Type::X86_AMXTyID
@ X86_AMXTyID
AMX vectors (8192 bits, X86 specific)
Definition: Type.h:67
llvm::Type::HalfTyID
@ HalfTyID
16-bit floating point type
Definition: Type.h:56
llvm::Type::TargetExtTyID
@ TargetExtTyID
Target extension type.
Definition: Type.h:79
llvm::Type::VoidTyID
@ VoidTyID
type with no size
Definition: Type.h:63
llvm::Type::ScalableVectorTyID
@ ScalableVectorTyID
Scalable SIMD vector type.
Definition: Type.h:77
llvm::Type::FloatTyID
@ FloatTyID
32-bit floating point type
Definition: Type.h:58
llvm::Type::IntegerTyID
@ IntegerTyID
Arbitrary bit width integers.
Definition: Type.h:71
llvm::Type::FixedVectorTyID
@ FixedVectorTyID
Fixed width SIMD vector type.
Definition: Type.h:76
llvm::Type::BFloatTyID
@ BFloatTyID
16-bit floating point type (7-bit significand)
Definition: Type.h:57
llvm::Type::DoubleTyID
@ DoubleTyID
64-bit floating point type
Definition: Type.h:59
llvm::Type::X86_FP80TyID
@ X86_FP80TyID
80-bit floating point type (X87)
Definition: Type.h:60
llvm::Type::PPC_FP128TyID
@ PPC_FP128TyID
128-bit floating point type (two 64-bits, PowerPC)
Definition: Type.h:62
llvm::Type::TokenTyID
@ TokenTyID
Tokens.
Definition: Type.h:68
llvm::Type::PointerTyID
@ PointerTyID
Pointers.
Definition: Type.h:73
llvm::Type::FP128TyID
@ FP128TyID
128-bit floating point type (112-bit significand)
Definition: Type.h:61
llvm::Type::getX86_MMXTy
static Type * getX86_MMXTy(LLVMContext &C)
llvm::Type::getIntNTy
static IntegerType * getIntNTy(LLVMContext &C, unsigned N)
llvm::Type::getVoidTy
static Type * getVoidTy(LLVMContext &C)
llvm::Type::getFP128Ty
static Type * getFP128Ty(LLVMContext &C)
llvm::Type::getInt16Ty
static IntegerType * getInt16Ty(LLVMContext &C)
llvm::Type::getContext
LLVMContext & getContext() const
Return the LLVMContext in which this type was uniqued.
Definition: Type.h:129
llvm::Type::getInt8Ty
static IntegerType * getInt8Ty(LLVMContext &C)
llvm::Type::getInt128Ty
static IntegerType * getInt128Ty(LLVMContext &C)
llvm::Type::getInt32Ty
static IntegerType * getInt32Ty(LLVMContext &C)
llvm::Type::getInt64Ty
static IntegerType * getInt64Ty(LLVMContext &C)
llvm::Type::getFloatTy
static Type * getFloatTy(LLVMContext &C)
llvm::Type::isIntegerTy
bool isIntegerTy() const
True if this is an instance of IntegerType.
Definition: Type.h:228
llvm::Type::getTypeID
TypeID getTypeID() const
Return the type id for the type.
Definition: Type.h:137
llvm::Type::getWasm_FuncrefTy
static Type * getWasm_FuncrefTy(LLVMContext &C)
llvm::Type::isFPOrFPVectorTy
bool isFPOrFPVectorTy() const
Return true if this is a FP type or a vector of FP.
Definition: Type.h:216
llvm::Type::getPPC_FP128Ty
static Type * getPPC_FP128Ty(LLVMContext &C)
llvm::Type::getWasm_ExternrefTy
static Type * getWasm_ExternrefTy(LLVMContext &C)
llvm::VectorType
Base class of all SIMD vector types.
Definition: DerivedTypes.h:403
llvm::VectorType::getElementCount
ElementCount getElementCount() const
Return an ElementCount instance to represent the (possibly scalable) number of elements in the vector...
Definition: DerivedTypes.h:641
llvm::VectorType::get
static VectorType * get(Type *ElementType, ElementCount EC)
This static method is the primary way to construct an VectorType.
Definition: Type.cpp:676
llvm::VectorType::getElementType
Type * getElementType() const
Definition: DerivedTypes.h:436
llvm::WithColor::warning
static raw_ostream & warning()
Convenience method for printing "warning: " to stderr.
Definition: WithColor.cpp:85
llvm::raw_ostream
This class implements an extremely fast bulk output stream that can only output to a stream.
Definition: raw_ostream.h:52
llvm_unreachable
#define llvm_unreachable(msg)
Marks that the current location is not supposed to be reachable.
Definition: ErrorHandling.h:143
llvm
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
llvm::dbgs
raw_ostream & dbgs()
dbgs() - This returns a reference to a raw_ostream for debugging messages.
Definition: Debug.cpp:163
llvm::BitWidth
constexpr unsigned BitWidth
Definition: BitmaskEnum.h:191
llvm::EVT
Extended Value Type.
Definition: ValueTypes.h:34
llvm::EVT::getVectorVT
static EVT getVectorVT(LLVMContext &Context, EVT VT, unsigned NumElements, bool IsScalable=false)
Returns the EVT that represents a vector NumElements in length, where each element is of type VT.
Definition: ValueTypes.h:73
llvm::EVT::isFloatingPoint
bool isFloatingPoint() const
Return true if this is a FP or a vector FP type.
Definition: ValueTypes.h:146
llvm::EVT::getVectorElementCount
ElementCount getVectorElementCount() const
Definition: ValueTypes.h:340
llvm::EVT::getSizeInBits
TypeSize getSizeInBits() const
Return the size of the specified value type in bits.
Definition: ValueTypes.h:358
llvm::EVT::getScalarSizeInBits
uint64_t getScalarSizeInBits() const
Definition: ValueTypes.h:370
llvm::EVT::getEVT
static EVT getEVT(Type *Ty, bool HandleUnknown=false)
Return the value type corresponding to the specified type.
Definition: ValueTypes.cpp:628
llvm::EVT::dump
void dump() const
Support for debugging, callable in GDB: VT.dump()
Definition: ValueTypes.cpp:193
llvm::EVT::getIntegerVT
static EVT getIntegerVT(LLVMContext &Context, unsigned BitWidth)
Returns the EVT that represents an integer with the given number of bits.
Definition: ValueTypes.h:64
llvm::EVT::getEVTString
std::string getEVTString() const
This function returns value type as a string, e.g. "i32".
Definition: ValueTypes.cpp:161
llvm::EVT::isVector
bool isVector() const
Return true if this is a vector value type.
Definition: ValueTypes.h:167
llvm::EVT::getTypeForEVT
Type * getTypeForEVT(LLVMContext &Context) const
This method returns an LLVM type corresponding to the specified EVT.
Definition: ValueTypes.cpp:202
llvm::EVT::isScalableVector
bool isScalableVector() const
Return true if this is a vector type where the runtime length is machine dependent.
Definition: ValueTypes.h:173
llvm::EVT::getVectorElementType
EVT getVectorElementType() const
Given a vector type, return the type of each element.
Definition: ValueTypes.h:318
llvm::EVT::isExtended
bool isExtended() const
Test if the given EVT is extended (as opposed to being simple).
Definition: ValueTypes.h:141
llvm::EVT::print
void print(raw_ostream &OS) const
Implement operator<<.
Definition: ValueTypes.h:481
llvm::EVT::isInteger
bool isInteger() const
Return true if this is an integer or a vector integer type.
Definition: ValueTypes.h:151
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