1 //===- Intrinsics.td - Defines all LLVM intrinsics ---------*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines properties of all LLVM intrinsics.
12 //===----------------------------------------------------------------------===//
14 include "llvm/CodeGen/ValueTypes.td"
16 //===----------------------------------------------------------------------===//
17 // Properties we keep track of for intrinsics.
18 //===----------------------------------------------------------------------===//
20 class IntrinsicProperty;
22 // Intr*Mem - Memory properties. An intrinsic is allowed to have at most one of
23 // these properties set. They are listed from the most aggressive (best to use
24 // if correct) to the least aggressive. If no property is set, the worst case
25 // is assumed (it may read and write any memory it can get access to and it may
26 // have other side effects).
28 // IntrNoMem - The intrinsic does not access memory or have any other side
29 // effects. It may be CSE'd deleted if dead, etc.
30 def IntrNoMem : IntrinsicProperty;
32 // IntrReadArgMem - This intrinsic reads only from memory that one of its
33 // pointer-typed arguments points to, but may read an unspecified amount.
34 def IntrReadArgMem : IntrinsicProperty;
36 // IntrReadMem - This intrinsic reads from unspecified memory, so it cannot be
37 // moved across stores. However, it can be reordered otherwise and can be
39 def IntrReadMem : IntrinsicProperty;
41 // IntrReadWriteArgMem - This intrinsic reads and writes only from memory that
42 // one of its arguments points to, but may access an unspecified amount. The
43 // reads and writes may be volatile, but except for this it has no other side
45 def IntrReadWriteArgMem : IntrinsicProperty;
47 // Commutative - This intrinsic is commutative: X op Y == Y op X.
48 def Commutative : IntrinsicProperty;
50 // Throws - This intrinsic can throw.
51 def Throws : IntrinsicProperty;
53 // NoCapture - The specified argument pointer is not captured by the intrinsic.
54 class NoCapture<int argNo> : IntrinsicProperty {
58 // ReadOnly - The specified argument pointer is not written to through the
59 // pointer by the intrinsic.
60 class ReadOnly<int argNo> : IntrinsicProperty {
64 // ReadNone - The specified argument pointer is not dereferenced by the
66 class ReadNone<int argNo> : IntrinsicProperty {
70 def IntrNoReturn : IntrinsicProperty;
72 // IntrNoduplicate - Calls to this intrinsic cannot be duplicated.
73 // Parallels the noduplicate attribute on LLVM IR functions.
74 def IntrNoDuplicate : IntrinsicProperty;
76 // IntrConvergent - Calls to this intrinsic are convergent and may only be
77 // moved to control equivalent blocks.
78 // Parallels the convergent attribute on LLVM IR functions.
79 def IntrConvergent : IntrinsicProperty;
81 //===----------------------------------------------------------------------===//
82 // Types used by intrinsics.
83 //===----------------------------------------------------------------------===//
85 class LLVMType<ValueType vt> {
89 class LLVMQualPointerType<LLVMType elty, int addrspace>
92 int AddrSpace = addrspace;
95 class LLVMPointerType<LLVMType elty>
96 : LLVMQualPointerType<elty, 0>;
98 class LLVMAnyPointerType<LLVMType elty>
100 LLVMType ElTy = elty;
103 // Match the type of another intrinsic parameter. Number is an index into the
104 // list of overloaded types for the intrinsic, excluding all the fixed types.
105 // The Number value must refer to a previously listed type. For example:
106 // Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_anyfloat_ty, LLVMMatchType<0>]>
107 // has two overloaded types, the 2nd and 3rd arguments. LLVMMatchType<0>
108 // refers to the first overloaded type, which is the 2nd argument.
109 class LLVMMatchType<int num>
114 // Match the type of another intrinsic parameter that is expected to be based on
115 // an integral type (i.e. either iN or <N x iM>), but change the scalar size to
116 // be twice as wide or half as wide as the other type. This is only useful when
117 // the intrinsic is overloaded, so the matched type should be declared as iAny.
118 class LLVMExtendedType<int num> : LLVMMatchType<num>;
119 class LLVMTruncatedType<int num> : LLVMMatchType<num>;
120 class LLVMVectorSameWidth<int num, LLVMType elty>
121 : LLVMMatchType<num> {
122 ValueType ElTy = elty.VT;
124 class LLVMPointerTo<int num> : LLVMMatchType<num>;
125 class LLVMVectorOfPointersToElt<int num> : LLVMMatchType<num>;
127 // Match the type of another intrinsic parameter that is expected to be a
128 // vector type, but change the element count to be half as many
129 class LLVMHalfElementsVectorType<int num> : LLVMMatchType<num>;
131 def llvm_void_ty : LLVMType<isVoid>;
132 def llvm_any_ty : LLVMType<Any>;
133 def llvm_anyint_ty : LLVMType<iAny>;
134 def llvm_anyfloat_ty : LLVMType<fAny>;
135 def llvm_anyvector_ty : LLVMType<vAny>;
136 def llvm_i1_ty : LLVMType<i1>;
137 def llvm_i8_ty : LLVMType<i8>;
138 def llvm_i16_ty : LLVMType<i16>;
139 def llvm_i32_ty : LLVMType<i32>;
140 def llvm_i64_ty : LLVMType<i64>;
141 def llvm_half_ty : LLVMType<f16>;
142 def llvm_float_ty : LLVMType<f32>;
143 def llvm_double_ty : LLVMType<f64>;
144 def llvm_f80_ty : LLVMType<f80>;
145 def llvm_f128_ty : LLVMType<f128>;
146 def llvm_ppcf128_ty : LLVMType<ppcf128>;
147 def llvm_ptr_ty : LLVMPointerType<llvm_i8_ty>; // i8*
148 def llvm_ptrptr_ty : LLVMPointerType<llvm_ptr_ty>; // i8**
149 def llvm_anyptr_ty : LLVMAnyPointerType<llvm_i8_ty>; // (space)i8*
150 def llvm_empty_ty : LLVMType<OtherVT>; // { }
151 def llvm_descriptor_ty : LLVMPointerType<llvm_empty_ty>; // { }*
152 def llvm_metadata_ty : LLVMType<MetadataVT>; // !{...}
153 def llvm_token_ty : LLVMType<token>; // token
155 def llvm_x86mmx_ty : LLVMType<x86mmx>;
156 def llvm_ptrx86mmx_ty : LLVMPointerType<llvm_x86mmx_ty>; // <1 x i64>*
158 def llvm_v2i1_ty : LLVMType<v2i1>; // 2 x i1
159 def llvm_v4i1_ty : LLVMType<v4i1>; // 4 x i1
160 def llvm_v8i1_ty : LLVMType<v8i1>; // 8 x i1
161 def llvm_v16i1_ty : LLVMType<v16i1>; // 16 x i1
162 def llvm_v32i1_ty : LLVMType<v32i1>; // 32 x i1
163 def llvm_v64i1_ty : LLVMType<v64i1>; // 64 x i1
164 def llvm_v1i8_ty : LLVMType<v1i8>; // 1 x i8
165 def llvm_v2i8_ty : LLVMType<v2i8>; // 2 x i8
166 def llvm_v4i8_ty : LLVMType<v4i8>; // 4 x i8
167 def llvm_v8i8_ty : LLVMType<v8i8>; // 8 x i8
168 def llvm_v16i8_ty : LLVMType<v16i8>; // 16 x i8
169 def llvm_v32i8_ty : LLVMType<v32i8>; // 32 x i8
170 def llvm_v64i8_ty : LLVMType<v64i8>; // 64 x i8
172 def llvm_v1i16_ty : LLVMType<v1i16>; // 1 x i16
173 def llvm_v2i16_ty : LLVMType<v2i16>; // 2 x i16
174 def llvm_v4i16_ty : LLVMType<v4i16>; // 4 x i16
175 def llvm_v8i16_ty : LLVMType<v8i16>; // 8 x i16
176 def llvm_v16i16_ty : LLVMType<v16i16>; // 16 x i16
177 def llvm_v32i16_ty : LLVMType<v32i16>; // 32 x i16
179 def llvm_v1i32_ty : LLVMType<v1i32>; // 1 x i32
180 def llvm_v2i32_ty : LLVMType<v2i32>; // 2 x i32
181 def llvm_v4i32_ty : LLVMType<v4i32>; // 4 x i32
182 def llvm_v8i32_ty : LLVMType<v8i32>; // 8 x i32
183 def llvm_v16i32_ty : LLVMType<v16i32>; // 16 x i32
184 def llvm_v1i64_ty : LLVMType<v1i64>; // 1 x i64
185 def llvm_v2i64_ty : LLVMType<v2i64>; // 2 x i64
186 def llvm_v4i64_ty : LLVMType<v4i64>; // 4 x i64
187 def llvm_v8i64_ty : LLVMType<v8i64>; // 8 x i64
188 def llvm_v16i64_ty : LLVMType<v16i64>; // 16 x i64
190 def llvm_v1i128_ty : LLVMType<v1i128>; // 1 x i128
192 def llvm_v2f16_ty : LLVMType<v2f16>; // 2 x half (__fp16)
193 def llvm_v4f16_ty : LLVMType<v4f16>; // 4 x half (__fp16)
194 def llvm_v8f16_ty : LLVMType<v8f16>; // 8 x half (__fp16)
195 def llvm_v1f32_ty : LLVMType<v1f32>; // 1 x float
196 def llvm_v2f32_ty : LLVMType<v2f32>; // 2 x float
197 def llvm_v4f32_ty : LLVMType<v4f32>; // 4 x float
198 def llvm_v8f32_ty : LLVMType<v8f32>; // 8 x float
199 def llvm_v16f32_ty : LLVMType<v16f32>; // 16 x float
200 def llvm_v1f64_ty : LLVMType<v1f64>; // 1 x double
201 def llvm_v2f64_ty : LLVMType<v2f64>; // 2 x double
202 def llvm_v4f64_ty : LLVMType<v4f64>; // 4 x double
203 def llvm_v8f64_ty : LLVMType<v8f64>; // 8 x double
205 def llvm_vararg_ty : LLVMType<isVoid>; // this means vararg here
208 //===----------------------------------------------------------------------===//
209 // Intrinsic Definitions.
210 //===----------------------------------------------------------------------===//
212 // Intrinsic class - This is used to define one LLVM intrinsic. The name of the
213 // intrinsic definition should start with "int_", then match the LLVM intrinsic
214 // name with the "llvm." prefix removed, and all "."s turned into "_"s. For
215 // example, llvm.bswap.i16 -> int_bswap_i16.
217 // * RetTypes is a list containing the return types expected for the
219 // * ParamTypes is a list containing the parameter types expected for the
221 // * Properties can be set to describe the behavior of the intrinsic.
223 class SDPatternOperator;
224 class Intrinsic<list<LLVMType> ret_types,
225 list<LLVMType> param_types = [],
226 list<IntrinsicProperty> properties = [],
227 string name = ""> : SDPatternOperator {
228 string LLVMName = name;
229 string TargetPrefix = ""; // Set to a prefix for target-specific intrinsics.
230 list<LLVMType> RetTypes = ret_types;
231 list<LLVMType> ParamTypes = param_types;
232 list<IntrinsicProperty> Properties = properties;
237 /// GCCBuiltin - If this intrinsic exactly corresponds to a GCC builtin, this
238 /// specifies the name of the builtin. This provides automatic CBE and CFE
240 class GCCBuiltin<string name> {
241 string GCCBuiltinName = name;
244 class MSBuiltin<string name> {
245 string MSBuiltinName = name;
249 //===--------------- Variable Argument Handling Intrinsics ----------------===//
252 def int_vastart : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_start">;
253 def int_vacopy : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty], [],
255 def int_vaend : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_end">;
257 //===------------------- Garbage Collection Intrinsics --------------------===//
259 def int_gcroot : Intrinsic<[],
260 [llvm_ptrptr_ty, llvm_ptr_ty]>;
261 def int_gcread : Intrinsic<[llvm_ptr_ty],
262 [llvm_ptr_ty, llvm_ptrptr_ty],
264 def int_gcwrite : Intrinsic<[],
265 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptrptr_ty],
266 [IntrReadWriteArgMem, NoCapture<1>, NoCapture<2>]>;
268 //===--------------------- Code Generator Intrinsics ----------------------===//
270 def int_returnaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
271 def int_frameaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
272 def int_read_register : Intrinsic<[llvm_anyint_ty], [llvm_metadata_ty],
273 [IntrReadMem], "llvm.read_register">;
274 def int_write_register : Intrinsic<[], [llvm_metadata_ty, llvm_anyint_ty],
275 [], "llvm.write_register">;
277 // Gets the address of the local variable area. This is typically a copy of the
278 // stack, frame, or base pointer depending on the type of prologue.
279 def int_localaddress : Intrinsic<[llvm_ptr_ty], [], [IntrNoMem]>;
281 // Escapes local variables to allow access from other functions.
282 def int_localescape : Intrinsic<[], [llvm_vararg_ty]>;
284 // Given a function and the localaddress of a parent frame, returns a pointer
285 // to an escaped allocation indicated by the index.
286 def int_localrecover : Intrinsic<[llvm_ptr_ty],
287 [llvm_ptr_ty, llvm_ptr_ty, llvm_i32_ty],
289 // Note: we treat stacksave/stackrestore as writemem because we don't otherwise
290 // model their dependencies on allocas.
291 def int_stacksave : Intrinsic<[llvm_ptr_ty]>,
292 GCCBuiltin<"__builtin_stack_save">;
293 def int_stackrestore : Intrinsic<[], [llvm_ptr_ty]>,
294 GCCBuiltin<"__builtin_stack_restore">;
296 // IntrReadWriteArgMem is more pessimistic than strictly necessary for prefetch,
297 // however it does conveniently prevent the prefetch from being reordered
298 // with respect to nearby accesses to the same memory.
299 def int_prefetch : Intrinsic<[],
300 [llvm_ptr_ty, llvm_i32_ty, llvm_i32_ty,
302 [IntrReadWriteArgMem, NoCapture<0>]>;
303 def int_pcmarker : Intrinsic<[], [llvm_i32_ty]>;
305 def int_readcyclecounter : Intrinsic<[llvm_i64_ty]>;
307 // The assume intrinsic is marked as arbitrarily writing so that proper
308 // control dependencies will be maintained.
309 def int_assume : Intrinsic<[], [llvm_i1_ty], []>;
311 // Stack Protector Intrinsic - The stackprotector intrinsic writes the stack
312 // guard to the correct place on the stack frame.
313 def int_stackprotector : Intrinsic<[], [llvm_ptr_ty, llvm_ptrptr_ty], []>;
314 def int_stackprotectorcheck : Intrinsic<[], [llvm_ptrptr_ty],
315 [IntrReadWriteArgMem]>;
317 // A counter increment for instrumentation based profiling.
318 def int_instrprof_increment : Intrinsic<[],
319 [llvm_ptr_ty, llvm_i64_ty,
320 llvm_i32_ty, llvm_i32_ty],
323 //===------------------- Standard C Library Intrinsics --------------------===//
326 def int_memcpy : Intrinsic<[],
327 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
328 llvm_i32_ty, llvm_i1_ty],
329 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
331 def int_memmove : Intrinsic<[],
332 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
333 llvm_i32_ty, llvm_i1_ty],
334 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
336 def int_memset : Intrinsic<[],
337 [llvm_anyptr_ty, llvm_i8_ty, llvm_anyint_ty,
338 llvm_i32_ty, llvm_i1_ty],
339 [IntrReadWriteArgMem, NoCapture<0>]>;
341 let Properties = [IntrNoMem] in {
342 def int_fma : Intrinsic<[llvm_anyfloat_ty],
343 [LLVMMatchType<0>, LLVMMatchType<0>,
345 def int_fmuladd : Intrinsic<[llvm_anyfloat_ty],
346 [LLVMMatchType<0>, LLVMMatchType<0>,
349 // These functions do not read memory, but are sensitive to the
350 // rounding mode. LLVM purposely does not model changes to the FP
351 // environment so they can be treated as readnone.
352 def int_sqrt : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
353 def int_powi : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, llvm_i32_ty]>;
354 def int_sin : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
355 def int_cos : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
356 def int_pow : Intrinsic<[llvm_anyfloat_ty],
357 [LLVMMatchType<0>, LLVMMatchType<0>]>;
358 def int_log : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
359 def int_log10: Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
360 def int_log2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
361 def int_exp : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
362 def int_exp2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
363 def int_fabs : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
364 def int_minnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>;
365 def int_maxnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>;
366 def int_copysign : Intrinsic<[llvm_anyfloat_ty],
367 [LLVMMatchType<0>, LLVMMatchType<0>]>;
368 def int_floor : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
369 def int_ceil : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
370 def int_trunc : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
371 def int_rint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
372 def int_nearbyint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
373 def int_round : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
374 def int_canonicalize : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>],
378 // NOTE: these are internal interfaces.
379 def int_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
380 def int_longjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
381 def int_sigsetjmp : Intrinsic<[llvm_i32_ty] , [llvm_ptr_ty, llvm_i32_ty]>;
382 def int_siglongjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
384 // Internal interface for object size checking
385 def int_objectsize : Intrinsic<[llvm_anyint_ty], [llvm_anyptr_ty, llvm_i1_ty],
387 GCCBuiltin<"__builtin_object_size">;
389 //===------------------------- Expect Intrinsics --------------------------===//
391 def int_expect : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>,
392 LLVMMatchType<0>], [IntrNoMem]>;
394 //===-------------------- Bit Manipulation Intrinsics ---------------------===//
397 // None of these intrinsics accesses memory at all.
398 let Properties = [IntrNoMem] in {
399 def int_bswap: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
400 def int_ctpop: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
401 def int_ctlz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
402 def int_cttz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
405 //===------------------------ Debugger Intrinsics -------------------------===//
408 // None of these intrinsics accesses memory at all...but that doesn't mean the
409 // optimizers can change them aggressively. Special handling needed in a few
411 let Properties = [IntrNoMem] in {
412 def int_dbg_declare : Intrinsic<[],
416 def int_dbg_value : Intrinsic<[],
417 [llvm_metadata_ty, llvm_i64_ty,
422 //===------------------ Exception Handling Intrinsics----------------------===//
425 // The result of eh.typeid.for depends on the enclosing function, but inside a
426 // given function it is 'const' and may be CSE'd etc.
427 def int_eh_typeid_for : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty], [IntrNoMem]>;
429 def int_eh_return_i32 : Intrinsic<[], [llvm_i32_ty, llvm_ptr_ty]>;
430 def int_eh_return_i64 : Intrinsic<[], [llvm_i64_ty, llvm_ptr_ty]>;
432 // eh.begincatch takes a pointer returned by a landingpad instruction and
433 // copies the exception object into the memory pointed to by the second
434 // parameter. If the second parameter is null, no copy occurs.
435 def int_eh_begincatch : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty],
436 [NoCapture<0>, NoCapture<1>]>;
437 def int_eh_endcatch : Intrinsic<[], []>;
439 // eh.exceptionpointer returns the pointer to the exception caught by
440 // the given `catchpad`.
441 def int_eh_exceptionpointer : Intrinsic<[llvm_anyptr_ty], [llvm_token_ty],
444 // Represents the list of actions to take when an exception is thrown.
445 def int_eh_actions : Intrinsic<[llvm_ptr_ty], [llvm_vararg_ty], []>;
447 def int_eh_exceptioncode : Intrinsic<[llvm_i32_ty], [], [IntrReadMem]>;
449 // __builtin_unwind_init is an undocumented GCC intrinsic that causes all
450 // callee-saved registers to be saved and restored (regardless of whether they
451 // are used) in the calling function. It is used by libgcc_eh.
452 def int_eh_unwind_init: Intrinsic<[]>,
453 GCCBuiltin<"__builtin_unwind_init">;
455 def int_eh_dwarf_cfa : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>;
457 let Properties = [IntrNoMem] in {
458 def int_eh_sjlj_lsda : Intrinsic<[llvm_ptr_ty]>;
459 def int_eh_sjlj_callsite : Intrinsic<[], [llvm_i32_ty]>;
461 def int_eh_sjlj_functioncontext : Intrinsic<[], [llvm_ptr_ty]>;
462 def int_eh_sjlj_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
463 def int_eh_sjlj_longjmp : Intrinsic<[], [llvm_ptr_ty], [IntrNoReturn]>;
464 def int_eh_sjlj_setup_dispatch : Intrinsic<[], []>;
466 //===---------------- Generic Variable Attribute Intrinsics----------------===//
468 def int_var_annotation : Intrinsic<[],
469 [llvm_ptr_ty, llvm_ptr_ty,
470 llvm_ptr_ty, llvm_i32_ty],
471 [], "llvm.var.annotation">;
472 def int_ptr_annotation : Intrinsic<[LLVMAnyPointerType<llvm_anyint_ty>],
473 [LLVMMatchType<0>, llvm_ptr_ty, llvm_ptr_ty,
475 [], "llvm.ptr.annotation">;
476 def int_annotation : Intrinsic<[llvm_anyint_ty],
477 [LLVMMatchType<0>, llvm_ptr_ty,
478 llvm_ptr_ty, llvm_i32_ty],
479 [], "llvm.annotation">;
481 //===------------------------ Trampoline Intrinsics -----------------------===//
483 def int_init_trampoline : Intrinsic<[],
484 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptr_ty],
485 [IntrReadWriteArgMem, NoCapture<0>]>,
486 GCCBuiltin<"__builtin_init_trampoline">;
488 def int_adjust_trampoline : Intrinsic<[llvm_ptr_ty], [llvm_ptr_ty],
490 GCCBuiltin<"__builtin_adjust_trampoline">;
492 //===------------------------ Overflow Intrinsics -------------------------===//
495 // Expose the carry flag from add operations on two integrals.
496 def int_sadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
497 [LLVMMatchType<0>, LLVMMatchType<0>],
499 def int_uadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
500 [LLVMMatchType<0>, LLVMMatchType<0>],
503 def int_ssub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
504 [LLVMMatchType<0>, LLVMMatchType<0>],
506 def int_usub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
507 [LLVMMatchType<0>, LLVMMatchType<0>],
510 def int_smul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
511 [LLVMMatchType<0>, LLVMMatchType<0>],
513 def int_umul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
514 [LLVMMatchType<0>, LLVMMatchType<0>],
517 //===------------------------- Memory Use Markers -------------------------===//
519 def int_lifetime_start : Intrinsic<[],
520 [llvm_i64_ty, llvm_ptr_ty],
521 [IntrReadWriteArgMem, NoCapture<1>]>;
522 def int_lifetime_end : Intrinsic<[],
523 [llvm_i64_ty, llvm_ptr_ty],
524 [IntrReadWriteArgMem, NoCapture<1>]>;
525 def int_invariant_start : Intrinsic<[llvm_descriptor_ty],
526 [llvm_i64_ty, llvm_ptr_ty],
527 [IntrReadWriteArgMem, NoCapture<1>]>;
528 def int_invariant_end : Intrinsic<[],
529 [llvm_descriptor_ty, llvm_i64_ty,
531 [IntrReadWriteArgMem, NoCapture<2>]>;
533 //===------------------------ Stackmap Intrinsics -------------------------===//
535 def int_experimental_stackmap : Intrinsic<[],
536 [llvm_i64_ty, llvm_i32_ty, llvm_vararg_ty],
538 def int_experimental_patchpoint_void : Intrinsic<[],
539 [llvm_i64_ty, llvm_i32_ty,
540 llvm_ptr_ty, llvm_i32_ty,
543 def int_experimental_patchpoint_i64 : Intrinsic<[llvm_i64_ty],
544 [llvm_i64_ty, llvm_i32_ty,
545 llvm_ptr_ty, llvm_i32_ty,
550 //===------------------------ Garbage Collection Intrinsics ---------------===//
551 // These are documented in docs/Statepoint.rst
553 def int_experimental_gc_statepoint : Intrinsic<[llvm_i32_ty],
554 [llvm_i64_ty, llvm_i32_ty,
555 llvm_anyptr_ty, llvm_i32_ty,
556 llvm_i32_ty, llvm_vararg_ty],
559 def int_experimental_gc_result : Intrinsic<[llvm_any_ty], [llvm_i32_ty]>;
560 def int_experimental_gc_relocate : Intrinsic<[llvm_anyptr_ty],
561 [llvm_i32_ty, llvm_i32_ty, llvm_i32_ty]>;
563 // Deprecated: will be removed in a couple of weeks
564 def int_experimental_gc_result_int : Intrinsic<[llvm_anyint_ty], [llvm_i32_ty]>;
565 def int_experimental_gc_result_float : Intrinsic<[llvm_anyfloat_ty],
567 def int_experimental_gc_result_ptr : Intrinsic<[llvm_anyptr_ty], [llvm_i32_ty]>;
569 //===-------------------------- Other Intrinsics --------------------------===//
571 def int_flt_rounds : Intrinsic<[llvm_i32_ty]>,
572 GCCBuiltin<"__builtin_flt_rounds">;
573 def int_trap : Intrinsic<[], [], [IntrNoReturn]>,
574 GCCBuiltin<"__builtin_trap">;
575 def int_debugtrap : Intrinsic<[]>,
576 GCCBuiltin<"__builtin_debugtrap">;
578 // NOP: calls/invokes to this intrinsic are removed by codegen
579 def int_donothing : Intrinsic<[], [], [IntrNoMem]>;
581 // Intrisics to support half precision floating point format
582 let Properties = [IntrNoMem] in {
583 def int_convert_to_fp16 : Intrinsic<[llvm_i16_ty], [llvm_anyfloat_ty]>;
584 def int_convert_from_fp16 : Intrinsic<[llvm_anyfloat_ty], [llvm_i16_ty]>;
587 // These convert intrinsics are to support various conversions between
588 // various types with rounding and saturation. NOTE: avoid using these
589 // intrinsics as they might be removed sometime in the future and
590 // most targets don't support them.
591 def int_convertff : Intrinsic<[llvm_anyfloat_ty],
592 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
593 def int_convertfsi : Intrinsic<[llvm_anyfloat_ty],
594 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
595 def int_convertfui : Intrinsic<[llvm_anyfloat_ty],
596 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
597 def int_convertsif : Intrinsic<[llvm_anyint_ty],
598 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
599 def int_convertuif : Intrinsic<[llvm_anyint_ty],
600 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
601 def int_convertss : Intrinsic<[llvm_anyint_ty],
602 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
603 def int_convertsu : Intrinsic<[llvm_anyint_ty],
604 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
605 def int_convertus : Intrinsic<[llvm_anyint_ty],
606 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
607 def int_convertuu : Intrinsic<[llvm_anyint_ty],
608 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
610 // Clear cache intrinsic, default to ignore (ie. emit nothing)
611 // maps to void __clear_cache() on supporting platforms
612 def int_clear_cache : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty],
613 [], "llvm.clear_cache">;
615 // Calculate the Absolute Differences of the two input vectors.
616 def int_sabsdiff : Intrinsic<[llvm_anyvector_ty],
617 [ LLVMMatchType<0>, LLVMMatchType<0> ], [IntrNoMem]>;
618 def int_uabsdiff : Intrinsic<[llvm_anyvector_ty],
619 [ LLVMMatchType<0>, LLVMMatchType<0> ], [IntrNoMem]>;
621 //===-------------------------- Masked Intrinsics -------------------------===//
623 def int_masked_store : Intrinsic<[], [llvm_anyvector_ty, LLVMPointerTo<0>,
625 LLVMVectorSameWidth<0, llvm_i1_ty>],
626 [IntrReadWriteArgMem]>;
628 def int_masked_load : Intrinsic<[llvm_anyvector_ty],
629 [LLVMPointerTo<0>, llvm_i32_ty,
630 LLVMVectorSameWidth<0, llvm_i1_ty>, LLVMMatchType<0>],
633 def int_masked_gather: Intrinsic<[llvm_anyvector_ty],
634 [LLVMVectorOfPointersToElt<0>, llvm_i32_ty,
635 LLVMVectorSameWidth<0, llvm_i1_ty>,
639 def int_masked_scatter: Intrinsic<[],
641 LLVMVectorOfPointersToElt<0>, llvm_i32_ty,
642 LLVMVectorSameWidth<0, llvm_i1_ty>],
643 [IntrReadWriteArgMem]>;
645 // Intrinsics to support bit sets.
646 def int_bitset_test : Intrinsic<[llvm_i1_ty], [llvm_ptr_ty, llvm_metadata_ty],
649 //===----------------------------------------------------------------------===//
650 // Target-specific intrinsics
651 //===----------------------------------------------------------------------===//
653 include "llvm/IR/IntrinsicsPowerPC.td"
654 include "llvm/IR/IntrinsicsX86.td"
655 include "llvm/IR/IntrinsicsARM.td"
656 include "llvm/IR/IntrinsicsAArch64.td"
657 include "llvm/IR/IntrinsicsXCore.td"
658 include "llvm/IR/IntrinsicsHexagon.td"
659 include "llvm/IR/IntrinsicsNVVM.td"
660 include "llvm/IR/IntrinsicsMips.td"
661 include "llvm/IR/IntrinsicsAMDGPU.td"
662 include "llvm/IR/IntrinsicsBPF.td"
663 include "llvm/IR/IntrinsicsSystemZ.td"
664 include "llvm/IR/IntrinsicsWebAssembly.td"