1 //===- Intrinsics.td - Defines all LLVM intrinsics ---------*- tablegen -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file defines properties of all LLVM intrinsics.
11 //
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
38 // deleted if dead.
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
44 // effects.
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 {
55 int ArgNo = argNo;
56 }
58 // ReadOnly - The specified argument pointer is not written to through the
59 // pointer by the intrinsic.
60 class ReadOnly<int argNo> : IntrinsicProperty {
61 int ArgNo = argNo;
62 }
64 // ReadNone - The specified argument pointer is not dereferenced by the
65 // intrinsic.
66 class ReadNone<int argNo> : IntrinsicProperty {
67 int ArgNo = argNo;
68 }
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 //===----------------------------------------------------------------------===//
77 // Types used by intrinsics.
78 //===----------------------------------------------------------------------===//
80 class LLVMType<ValueType vt> {
81 ValueType VT = vt;
82 }
84 class LLVMQualPointerType<LLVMType elty, int addrspace>
85 : LLVMType<iPTR>{
86 LLVMType ElTy = elty;
87 int AddrSpace = addrspace;
88 }
90 class LLVMPointerType<LLVMType elty>
91 : LLVMQualPointerType<elty, 0>;
93 class LLVMAnyPointerType<LLVMType elty>
94 : LLVMType<iPTRAny>{
95 LLVMType ElTy = elty;
96 }
98 // Match the type of another intrinsic parameter. Number is an index into the
99 // list of overloaded types for the intrinsic, excluding all the fixed types.
100 // The Number value must refer to a previously listed type. For example:
101 // Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_anyfloat_ty, LLVMMatchType<0>]>
102 // has two overloaded types, the 2nd and 3rd arguments. LLVMMatchType<0>
103 // refers to the first overloaded type, which is the 2nd argument.
104 class LLVMMatchType<int num>
105 : LLVMType<OtherVT>{
106 int Number = num;
107 }
109 // Match the type of another intrinsic parameter that is expected to be based on
110 // an integral type (i.e. either iN or <N x iM>), but change the scalar size to
111 // be twice as wide or half as wide as the other type. This is only useful when
112 // the intrinsic is overloaded, so the matched type should be declared as iAny.
113 class LLVMExtendedType<int num> : LLVMMatchType<num>;
114 class LLVMTruncatedType<int num> : LLVMMatchType<num>;
115 class LLVMVectorSameWidth<int num, LLVMType elty>
116 : LLVMMatchType<num> {
117 ValueType ElTy = elty.VT;
118 }
119 class LLVMPointerTo<int num> : LLVMMatchType<num>;
121 // Match the type of another intrinsic parameter that is expected to be a
122 // vector type, but change the element count to be half as many
123 class LLVMHalfElementsVectorType<int num> : LLVMMatchType<num>;
125 def llvm_void_ty : LLVMType<isVoid>;
126 def llvm_any_ty : LLVMType<Any>;
127 def llvm_anyint_ty : LLVMType<iAny>;
128 def llvm_anyfloat_ty : LLVMType<fAny>;
129 def llvm_anyvector_ty : LLVMType<vAny>;
130 def llvm_i1_ty : LLVMType<i1>;
131 def llvm_i8_ty : LLVMType<i8>;
132 def llvm_i16_ty : LLVMType<i16>;
133 def llvm_i32_ty : LLVMType<i32>;
134 def llvm_i64_ty : LLVMType<i64>;
135 def llvm_half_ty : LLVMType<f16>;
136 def llvm_float_ty : LLVMType<f32>;
137 def llvm_double_ty : LLVMType<f64>;
138 def llvm_f80_ty : LLVMType<f80>;
139 def llvm_f128_ty : LLVMType<f128>;
140 def llvm_ppcf128_ty : LLVMType<ppcf128>;
141 def llvm_ptr_ty : LLVMPointerType<llvm_i8_ty>; // i8*
142 def llvm_ptrptr_ty : LLVMPointerType<llvm_ptr_ty>; // i8**
143 def llvm_anyptr_ty : LLVMAnyPointerType<llvm_i8_ty>; // (space)i8*
144 def llvm_empty_ty : LLVMType<OtherVT>; // { }
145 def llvm_descriptor_ty : LLVMPointerType<llvm_empty_ty>; // { }*
146 def llvm_metadata_ty : LLVMType<MetadataVT>; // !{...}
148 def llvm_x86mmx_ty : LLVMType<x86mmx>;
149 def llvm_ptrx86mmx_ty : LLVMPointerType<llvm_x86mmx_ty>; // <1 x i64>*
151 def llvm_ptri16_ty : LLVMPointerType<llvm_i16_ty>; // i16*
152 def llvm_ptri32_ty : LLVMPointerType<llvm_i32_ty>; // i32*
153 def llvm_ptri64_ty : LLVMPointerType<llvm_i64_ty>; // i64*
154 def llvm_ptrdouble_ty : LLVMPointerType<llvm_double_ty>; // double*
156 def llvm_v2i1_ty : LLVMType<v2i1>; // 2 x i1
157 def llvm_v4i1_ty : LLVMType<v4i1>; // 4 x i1
158 def llvm_v8i1_ty : LLVMType<v8i1>; // 8 x i1
159 def llvm_v16i1_ty : LLVMType<v16i1>; // 16 x i1
160 def llvm_v32i1_ty : LLVMType<v32i1>; // 32 x i1
161 def llvm_v64i1_ty : LLVMType<v64i1>; // 64 x i1
162 def llvm_v1i8_ty : LLVMType<v1i8>; // 1 x i8
163 def llvm_v2i8_ty : LLVMType<v2i8>; // 2 x i8
164 def llvm_v4i8_ty : LLVMType<v4i8>; // 4 x i8
165 def llvm_v8i8_ty : LLVMType<v8i8>; // 8 x i8
166 def llvm_v16i8_ty : LLVMType<v16i8>; // 16 x i8
167 def llvm_v32i8_ty : LLVMType<v32i8>; // 32 x i8
168 def llvm_v64i8_ty : LLVMType<v64i8>; // 64 x i8
170 def llvm_v1i16_ty : LLVMType<v1i16>; // 1 x i16
171 def llvm_v2i16_ty : LLVMType<v2i16>; // 2 x i16
172 def llvm_v4i16_ty : LLVMType<v4i16>; // 4 x i16
173 def llvm_v8i16_ty : LLVMType<v8i16>; // 8 x i16
174 def llvm_v16i16_ty : LLVMType<v16i16>; // 16 x i16
175 def llvm_v32i16_ty : LLVMType<v32i16>; // 32 x i16
177 def llvm_v1i32_ty : LLVMType<v1i32>; // 1 x i32
178 def llvm_v2i32_ty : LLVMType<v2i32>; // 2 x i32
179 def llvm_v4i32_ty : LLVMType<v4i32>; // 4 x i32
180 def llvm_v8i32_ty : LLVMType<v8i32>; // 8 x i32
181 def llvm_v16i32_ty : LLVMType<v16i32>; // 16 x i32
182 def llvm_v1i64_ty : LLVMType<v1i64>; // 1 x i64
183 def llvm_v2i64_ty : LLVMType<v2i64>; // 2 x i64
184 def llvm_v4i64_ty : LLVMType<v4i64>; // 4 x i64
185 def llvm_v8i64_ty : LLVMType<v8i64>; // 8 x i64
186 def llvm_v16i64_ty : LLVMType<v16i64>; // 16 x i64
188 def llvm_v2f16_ty : LLVMType<v2f16>; // 2 x half (__fp16)
189 def llvm_v4f16_ty : LLVMType<v4f16>; // 4 x half (__fp16)
190 def llvm_v8f16_ty : LLVMType<v8f16>; // 8 x half (__fp16)
191 def llvm_v1f32_ty : LLVMType<v1f32>; // 1 x float
192 def llvm_v2f32_ty : LLVMType<v2f32>; // 2 x float
193 def llvm_v4f32_ty : LLVMType<v4f32>; // 4 x float
194 def llvm_v8f32_ty : LLVMType<v8f32>; // 8 x float
195 def llvm_v16f32_ty : LLVMType<v16f32>; // 16 x float
196 def llvm_v1f64_ty : LLVMType<v1f64>; // 1 x double
197 def llvm_v2f64_ty : LLVMType<v2f64>; // 2 x double
198 def llvm_v4f64_ty : LLVMType<v4f64>; // 4 x double
199 def llvm_v8f64_ty : LLVMType<v8f64>; // 8 x double
201 def llvm_vararg_ty : LLVMType<isVoid>; // this means vararg here
204 //===----------------------------------------------------------------------===//
205 // Intrinsic Definitions.
206 //===----------------------------------------------------------------------===//
208 // Intrinsic class - This is used to define one LLVM intrinsic. The name of the
209 // intrinsic definition should start with "int_", then match the LLVM intrinsic
210 // name with the "llvm." prefix removed, and all "."s turned into "_"s. For
211 // example, llvm.bswap.i16 -> int_bswap_i16.
212 //
213 // * RetTypes is a list containing the return types expected for the
214 // intrinsic.
215 // * ParamTypes is a list containing the parameter types expected for the
216 // intrinsic.
217 // * Properties can be set to describe the behavior of the intrinsic.
218 //
219 class SDPatternOperator;
220 class Intrinsic<list<LLVMType> ret_types,
221 list<LLVMType> param_types = [],
222 list<IntrinsicProperty> properties = [],
223 string name = ""> : SDPatternOperator {
224 string LLVMName = name;
225 string TargetPrefix = ""; // Set to a prefix for target-specific intrinsics.
226 list<LLVMType> RetTypes = ret_types;
227 list<LLVMType> ParamTypes = param_types;
228 list<IntrinsicProperty> Properties = properties;
230 bit isTarget = 0;
231 }
233 /// GCCBuiltin - If this intrinsic exactly corresponds to a GCC builtin, this
234 /// specifies the name of the builtin. This provides automatic CBE and CFE
235 /// support.
236 class GCCBuiltin<string name> {
237 string GCCBuiltinName = name;
238 }
240 class MSBuiltin<string name> {
241 string MSBuiltinName = name;
242 }
245 //===--------------- Variable Argument Handling Intrinsics ----------------===//
246 //
248 def int_vastart : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_start">;
249 def int_vacopy : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty], [],
250 "llvm.va_copy">;
251 def int_vaend : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_end">;
253 //===------------------- Garbage Collection Intrinsics --------------------===//
254 //
255 def int_gcroot : Intrinsic<[],
256 [llvm_ptrptr_ty, llvm_ptr_ty]>;
257 def int_gcread : Intrinsic<[llvm_ptr_ty],
258 [llvm_ptr_ty, llvm_ptrptr_ty],
259 [IntrReadArgMem]>;
260 def int_gcwrite : Intrinsic<[],
261 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptrptr_ty],
262 [IntrReadWriteArgMem, NoCapture<1>, NoCapture<2>]>;
264 //===--------------------- Code Generator Intrinsics ----------------------===//
265 //
266 def int_returnaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
267 def int_frameaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
268 def int_frameallocate : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>;
269 def int_framerecover : Intrinsic<[llvm_ptr_ty],
270 [llvm_ptr_ty, llvm_ptr_ty],
271 [IntrNoMem]>;
272 def int_read_register : Intrinsic<[llvm_anyint_ty], [llvm_metadata_ty],
273 [IntrNoMem], "llvm.read_register">;
274 def int_write_register : Intrinsic<[], [llvm_metadata_ty, llvm_anyint_ty],
275 [], "llvm.write_register">;
277 // Note: we treat stacksave/stackrestore as writemem because we don't otherwise
278 // model their dependencies on allocas.
279 def int_stacksave : Intrinsic<[llvm_ptr_ty]>,
280 GCCBuiltin<"__builtin_stack_save">;
281 def int_stackrestore : Intrinsic<[], [llvm_ptr_ty]>,
282 GCCBuiltin<"__builtin_stack_restore">;
284 // IntrReadWriteArgMem is more pessimistic than strictly necessary for prefetch,
285 // however it does conveniently prevent the prefetch from being reordered
286 // with respect to nearby accesses to the same memory.
287 def int_prefetch : Intrinsic<[],
288 [llvm_ptr_ty, llvm_i32_ty, llvm_i32_ty,
289 llvm_i32_ty],
290 [IntrReadWriteArgMem, NoCapture<0>]>;
291 def int_pcmarker : Intrinsic<[], [llvm_i32_ty]>;
293 def int_readcyclecounter : Intrinsic<[llvm_i64_ty]>;
295 // The assume intrinsic is marked as arbitrarily writing so that proper
296 // control dependencies will be maintained.
297 def int_assume : Intrinsic<[], [llvm_i1_ty], []>;
299 // Stack Protector Intrinsic - The stackprotector intrinsic writes the stack
300 // guard to the correct place on the stack frame.
301 def int_stackprotector : Intrinsic<[], [llvm_ptr_ty, llvm_ptrptr_ty], []>;
302 def int_stackprotectorcheck : Intrinsic<[], [llvm_ptrptr_ty],
303 [IntrReadWriteArgMem]>;
305 // A counter increment for instrumentation based profiling.
306 def int_instrprof_increment : Intrinsic<[],
307 [llvm_ptr_ty, llvm_i64_ty,
308 llvm_i32_ty, llvm_i32_ty],
309 []>;
311 //===------------------- Standard C Library Intrinsics --------------------===//
312 //
314 def int_memcpy : Intrinsic<[],
315 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
316 llvm_i32_ty, llvm_i1_ty],
317 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
318 ReadOnly<1>]>;
319 def int_memmove : Intrinsic<[],
320 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
321 llvm_i32_ty, llvm_i1_ty],
322 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
323 ReadOnly<1>]>;
324 def int_memset : Intrinsic<[],
325 [llvm_anyptr_ty, llvm_i8_ty, llvm_anyint_ty,
326 llvm_i32_ty, llvm_i1_ty],
327 [IntrReadWriteArgMem, NoCapture<0>]>;
329 let Properties = [IntrNoMem] in {
330 def int_fma : Intrinsic<[llvm_anyfloat_ty],
331 [LLVMMatchType<0>, LLVMMatchType<0>,
332 LLVMMatchType<0>]>;
333 def int_fmuladd : Intrinsic<[llvm_anyfloat_ty],
334 [LLVMMatchType<0>, LLVMMatchType<0>,
335 LLVMMatchType<0>]>;
337 // These functions do not read memory, but are sensitive to the
338 // rounding mode. LLVM purposely does not model changes to the FP
339 // environment so they can be treated as readnone.
340 def int_sqrt : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
341 def int_powi : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, llvm_i32_ty]>;
342 def int_sin : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
343 def int_cos : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
344 def int_pow : Intrinsic<[llvm_anyfloat_ty],
345 [LLVMMatchType<0>, LLVMMatchType<0>]>;
346 def int_log : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
347 def int_log10: Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
348 def int_log2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
349 def int_exp : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
350 def int_exp2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
351 def int_fabs : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
352 def int_minnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>;
353 def int_maxnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>;
354 def int_copysign : Intrinsic<[llvm_anyfloat_ty],
355 [LLVMMatchType<0>, LLVMMatchType<0>]>;
356 def int_floor : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
357 def int_ceil : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
358 def int_trunc : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
359 def int_rint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
360 def int_nearbyint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
361 def int_round : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
362 }
364 // NOTE: these are internal interfaces.
365 def int_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
366 def int_longjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
367 def int_sigsetjmp : Intrinsic<[llvm_i32_ty] , [llvm_ptr_ty, llvm_i32_ty]>;
368 def int_siglongjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
370 // Internal interface for object size checking
371 def int_objectsize : Intrinsic<[llvm_anyint_ty], [llvm_anyptr_ty, llvm_i1_ty],
372 [IntrNoMem]>,
373 GCCBuiltin<"__builtin_object_size">;
375 //===------------------------- Expect Intrinsics --------------------------===//
376 //
377 def int_expect : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>,
378 LLVMMatchType<0>], [IntrNoMem]>;
380 //===-------------------- Bit Manipulation Intrinsics ---------------------===//
381 //
383 // None of these intrinsics accesses memory at all.
384 let Properties = [IntrNoMem] in {
385 def int_bswap: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
386 def int_ctpop: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
387 def int_ctlz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
388 def int_cttz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
389 }
391 //===------------------------ Debugger Intrinsics -------------------------===//
392 //
394 // None of these intrinsics accesses memory at all...but that doesn't mean the
395 // optimizers can change them aggressively. Special handling needed in a few
396 // places.
397 let Properties = [IntrNoMem] in {
398 def int_dbg_declare : Intrinsic<[],
399 [llvm_metadata_ty,
400 llvm_metadata_ty,
401 llvm_metadata_ty]>;
402 def int_dbg_value : Intrinsic<[],
403 [llvm_metadata_ty, llvm_i64_ty,
404 llvm_metadata_ty,
405 llvm_metadata_ty]>;
406 }
408 //===------------------ Exception Handling Intrinsics----------------------===//
409 //
411 // The result of eh.typeid.for depends on the enclosing function, but inside a
412 // given function it is 'const' and may be CSE'd etc.
413 def int_eh_typeid_for : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty], [IntrNoMem]>;
415 def int_eh_return_i32 : Intrinsic<[], [llvm_i32_ty, llvm_ptr_ty]>;
416 def int_eh_return_i64 : Intrinsic<[], [llvm_i64_ty, llvm_ptr_ty]>;
418 // __builtin_unwind_init is an undocumented GCC intrinsic that causes all
419 // callee-saved registers to be saved and restored (regardless of whether they
420 // are used) in the calling function. It is used by libgcc_eh.
421 def int_eh_unwind_init: Intrinsic<[]>,
422 GCCBuiltin<"__builtin_unwind_init">;
424 def int_eh_dwarf_cfa : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>;
426 let Properties = [IntrNoMem] in {
427 def int_eh_sjlj_lsda : Intrinsic<[llvm_ptr_ty]>;
428 def int_eh_sjlj_callsite : Intrinsic<[], [llvm_i32_ty]>;
429 }
430 def int_eh_sjlj_functioncontext : Intrinsic<[], [llvm_ptr_ty]>;
431 def int_eh_sjlj_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
432 def int_eh_sjlj_longjmp : Intrinsic<[], [llvm_ptr_ty], [IntrNoReturn]>;
434 //===---------------- Generic Variable Attribute Intrinsics----------------===//
435 //
436 def int_var_annotation : Intrinsic<[],
437 [llvm_ptr_ty, llvm_ptr_ty,
438 llvm_ptr_ty, llvm_i32_ty],
439 [], "llvm.var.annotation">;
440 def int_ptr_annotation : Intrinsic<[LLVMAnyPointerType<llvm_anyint_ty>],
441 [LLVMMatchType<0>, llvm_ptr_ty, llvm_ptr_ty,
442 llvm_i32_ty],
443 [], "llvm.ptr.annotation">;
444 def int_annotation : Intrinsic<[llvm_anyint_ty],
445 [LLVMMatchType<0>, llvm_ptr_ty,
446 llvm_ptr_ty, llvm_i32_ty],
447 [], "llvm.annotation">;
449 //===------------------------ Trampoline Intrinsics -----------------------===//
450 //
451 def int_init_trampoline : Intrinsic<[],
452 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptr_ty],
453 [IntrReadWriteArgMem, NoCapture<0>]>,
454 GCCBuiltin<"__builtin_init_trampoline">;
456 def int_adjust_trampoline : Intrinsic<[llvm_ptr_ty], [llvm_ptr_ty],
457 [IntrReadArgMem]>,
458 GCCBuiltin<"__builtin_adjust_trampoline">;
460 //===------------------------ Overflow Intrinsics -------------------------===//
461 //
463 // Expose the carry flag from add operations on two integrals.
464 def int_sadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
465 [LLVMMatchType<0>, LLVMMatchType<0>],
466 [IntrNoMem]>;
467 def int_uadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
468 [LLVMMatchType<0>, LLVMMatchType<0>],
469 [IntrNoMem]>;
471 def int_ssub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
472 [LLVMMatchType<0>, LLVMMatchType<0>],
473 [IntrNoMem]>;
474 def int_usub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
475 [LLVMMatchType<0>, LLVMMatchType<0>],
476 [IntrNoMem]>;
478 def int_smul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
479 [LLVMMatchType<0>, LLVMMatchType<0>],
480 [IntrNoMem]>;
481 def int_umul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
482 [LLVMMatchType<0>, LLVMMatchType<0>],
483 [IntrNoMem]>;
485 //===------------------------- Memory Use Markers -------------------------===//
486 //
487 def int_lifetime_start : Intrinsic<[],
488 [llvm_i64_ty, llvm_ptr_ty],
489 [IntrReadWriteArgMem, NoCapture<1>]>;
490 def int_lifetime_end : Intrinsic<[],
491 [llvm_i64_ty, llvm_ptr_ty],
492 [IntrReadWriteArgMem, NoCapture<1>]>;
493 def int_invariant_start : Intrinsic<[llvm_descriptor_ty],
494 [llvm_i64_ty, llvm_ptr_ty],
495 [IntrReadWriteArgMem, NoCapture<1>]>;
496 def int_invariant_end : Intrinsic<[],
497 [llvm_descriptor_ty, llvm_i64_ty,
498 llvm_ptr_ty],
499 [IntrReadWriteArgMem, NoCapture<2>]>;
501 //===------------------------ Stackmap Intrinsics -------------------------===//
502 //
503 def int_experimental_stackmap : Intrinsic<[],
504 [llvm_i64_ty, llvm_i32_ty, llvm_vararg_ty],
505 [Throws]>;
506 def int_experimental_patchpoint_void : Intrinsic<[],
507 [llvm_i64_ty, llvm_i32_ty,
508 llvm_ptr_ty, llvm_i32_ty,
509 llvm_vararg_ty],
510 [Throws]>;
511 def int_experimental_patchpoint_i64 : Intrinsic<[llvm_i64_ty],
512 [llvm_i64_ty, llvm_i32_ty,
513 llvm_ptr_ty, llvm_i32_ty,
514 llvm_vararg_ty],
515 [Throws]>;
518 //===------------------------ Garbage Collection Intrinsics ---------------===//
519 // These are documented in docs/Statepoint.rst
521 def int_experimental_gc_statepoint : Intrinsic<[llvm_i32_ty],
522 [llvm_anyptr_ty, llvm_i32_ty,
523 llvm_i32_ty, llvm_vararg_ty]>;
525 def int_experimental_gc_result : Intrinsic<[llvm_any_ty], [llvm_i32_ty]>;
526 def int_experimental_gc_relocate : Intrinsic<[llvm_anyptr_ty],
527 [llvm_i32_ty, llvm_i32_ty, llvm_i32_ty]>;
529 // Deprecated: will be removed in a couple of weeks
530 def int_experimental_gc_result_int : Intrinsic<[llvm_anyint_ty], [llvm_i32_ty]>;
531 def int_experimental_gc_result_float : Intrinsic<[llvm_anyfloat_ty],
532 [llvm_i32_ty]>;
533 def int_experimental_gc_result_ptr : Intrinsic<[llvm_anyptr_ty], [llvm_i32_ty]>;
535 //===-------------------------- Other Intrinsics --------------------------===//
536 //
537 def int_flt_rounds : Intrinsic<[llvm_i32_ty]>,
538 GCCBuiltin<"__builtin_flt_rounds">;
539 def int_trap : Intrinsic<[], [], [IntrNoReturn]>,
540 GCCBuiltin<"__builtin_trap">;
541 def int_debugtrap : Intrinsic<[]>,
542 GCCBuiltin<"__builtin_debugtrap">;
544 // NOP: calls/invokes to this intrinsic are removed by codegen
545 def int_donothing : Intrinsic<[], [], [IntrNoMem]>;
547 // Intrisics to support half precision floating point format
548 let Properties = [IntrNoMem] in {
549 def int_convert_to_fp16 : Intrinsic<[llvm_i16_ty], [llvm_anyfloat_ty]>;
550 def int_convert_from_fp16 : Intrinsic<[llvm_anyfloat_ty], [llvm_i16_ty]>;
551 }
553 // These convert intrinsics are to support various conversions between
554 // various types with rounding and saturation. NOTE: avoid using these
555 // intrinsics as they might be removed sometime in the future and
556 // most targets don't support them.
557 def int_convertff : Intrinsic<[llvm_anyfloat_ty],
558 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
559 def int_convertfsi : Intrinsic<[llvm_anyfloat_ty],
560 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
561 def int_convertfui : Intrinsic<[llvm_anyfloat_ty],
562 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
563 def int_convertsif : Intrinsic<[llvm_anyint_ty],
564 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
565 def int_convertuif : Intrinsic<[llvm_anyint_ty],
566 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
567 def int_convertss : Intrinsic<[llvm_anyint_ty],
568 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
569 def int_convertsu : Intrinsic<[llvm_anyint_ty],
570 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
571 def int_convertus : Intrinsic<[llvm_anyint_ty],
572 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
573 def int_convertuu : Intrinsic<[llvm_anyint_ty],
574 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
576 // Clear cache intrinsic, default to ignore (ie. emit nothing)
577 // maps to void __clear_cache() on supporting platforms
578 def int_clear_cache : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty],
579 [], "llvm.clear_cache">;
581 //===-------------------------- Masked Intrinsics -------------------------===//
582 //
583 def int_masked_store : Intrinsic<[], [llvm_anyvector_ty, LLVMPointerTo<0>,
584 llvm_i32_ty,
585 LLVMVectorSameWidth<0, llvm_i1_ty>],
586 [IntrReadWriteArgMem]>;
588 def int_masked_load : Intrinsic<[llvm_anyvector_ty],
589 [LLVMPointerTo<0>, llvm_i32_ty,
590 LLVMVectorSameWidth<0, llvm_i1_ty>, LLVMMatchType<0>],
591 [IntrReadArgMem]>;
593 //===----------------------------------------------------------------------===//
594 // Target-specific intrinsics
595 //===----------------------------------------------------------------------===//
597 include "llvm/IR/IntrinsicsPowerPC.td"
598 include "llvm/IR/IntrinsicsX86.td"
599 include "llvm/IR/IntrinsicsARM.td"
600 include "llvm/IR/IntrinsicsAArch64.td"
601 include "llvm/IR/IntrinsicsXCore.td"
602 include "llvm/IR/IntrinsicsHexagon.td"
603 include "llvm/IR/IntrinsicsNVVM.td"
604 include "llvm/IR/IntrinsicsMips.td"
605 include "llvm/IR/IntrinsicsR600.td"
606 include "llvm/IR/IntrinsicsTI.td"
607 include "llvm/IR/IntrinsicsC6000.td"
608 include "llvm/IR/IntrinsicsC7000.td"
609 include "llvm/IR/IntrinsicsMSP430.td"