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 //===----------------------------------------------------------------------===//
77 // Types used by intrinsics.
78 //===----------------------------------------------------------------------===//
80 class LLVMType<ValueType vt> {
84 class LLVMQualPointerType<LLVMType elty, int addrspace>
87 int AddrSpace = addrspace;
90 class LLVMPointerType<LLVMType elty>
91 : LLVMQualPointerType<elty, 0>;
93 class LLVMAnyPointerType<LLVMType elty>
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>
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;
119 class LLVMPointerTo<int num> : LLVMMatchType<num>;
120 class LLVMVectorOfPointersToElt<int num> : LLVMMatchType<num>;
122 // Match the type of another intrinsic parameter that is expected to be a
123 // vector type, but change the element count to be half as many
124 class LLVMHalfElementsVectorType<int num> : LLVMMatchType<num>;
126 def llvm_void_ty : LLVMType<isVoid>;
127 def llvm_any_ty : LLVMType<Any>;
128 def llvm_anyint_ty : LLVMType<iAny>;
129 def llvm_anyfloat_ty : LLVMType<fAny>;
130 def llvm_anyvector_ty : LLVMType<vAny>;
131 def llvm_i1_ty : LLVMType<i1>;
132 def llvm_i8_ty : LLVMType<i8>;
133 def llvm_i16_ty : LLVMType<i16>;
134 def llvm_i32_ty : LLVMType<i32>;
135 def llvm_i64_ty : LLVMType<i64>;
136 def llvm_half_ty : LLVMType<f16>;
137 def llvm_float_ty : LLVMType<f32>;
138 def llvm_double_ty : LLVMType<f64>;
139 def llvm_f80_ty : LLVMType<f80>;
140 def llvm_f128_ty : LLVMType<f128>;
141 def llvm_ppcf128_ty : LLVMType<ppcf128>;
142 def llvm_ptr_ty : LLVMPointerType<llvm_i8_ty>; // i8*
143 def llvm_ptrptr_ty : LLVMPointerType<llvm_ptr_ty>; // i8**
144 def llvm_anyptr_ty : LLVMAnyPointerType<llvm_i8_ty>; // (space)i8*
145 def llvm_empty_ty : LLVMType<OtherVT>; // { }
146 def llvm_descriptor_ty : LLVMPointerType<llvm_empty_ty>; // { }*
147 def llvm_metadata_ty : LLVMType<MetadataVT>; // !{...}
149 def llvm_x86mmx_ty : LLVMType<x86mmx>;
150 def llvm_ptrx86mmx_ty : LLVMPointerType<llvm_x86mmx_ty>; // <1 x i64>*
152 def llvm_v2i1_ty : LLVMType<v2i1>; // 2 x i1
153 def llvm_v4i1_ty : LLVMType<v4i1>; // 4 x i1
154 def llvm_v8i1_ty : LLVMType<v8i1>; // 8 x i1
155 def llvm_v16i1_ty : LLVMType<v16i1>; // 16 x i1
156 def llvm_v32i1_ty : LLVMType<v32i1>; // 32 x i1
157 def llvm_v64i1_ty : LLVMType<v64i1>; // 64 x i1
158 def llvm_v1i8_ty : LLVMType<v1i8>; // 1 x i8
159 def llvm_v2i8_ty : LLVMType<v2i8>; // 2 x i8
160 def llvm_v4i8_ty : LLVMType<v4i8>; // 4 x i8
161 def llvm_v8i8_ty : LLVMType<v8i8>; // 8 x i8
162 def llvm_v16i8_ty : LLVMType<v16i8>; // 16 x i8
163 def llvm_v32i8_ty : LLVMType<v32i8>; // 32 x i8
164 def llvm_v64i8_ty : LLVMType<v64i8>; // 64 x i8
166 def llvm_v1i16_ty : LLVMType<v1i16>; // 1 x i16
167 def llvm_v2i16_ty : LLVMType<v2i16>; // 2 x i16
168 def llvm_v4i16_ty : LLVMType<v4i16>; // 4 x i16
169 def llvm_v8i16_ty : LLVMType<v8i16>; // 8 x i16
170 def llvm_v16i16_ty : LLVMType<v16i16>; // 16 x i16
171 def llvm_v32i16_ty : LLVMType<v32i16>; // 32 x i16
173 def llvm_v1i32_ty : LLVMType<v1i32>; // 1 x i32
174 def llvm_v2i32_ty : LLVMType<v2i32>; // 2 x i32
175 def llvm_v4i32_ty : LLVMType<v4i32>; // 4 x i32
176 def llvm_v8i32_ty : LLVMType<v8i32>; // 8 x i32
177 def llvm_v16i32_ty : LLVMType<v16i32>; // 16 x i32
178 def llvm_v1i64_ty : LLVMType<v1i64>; // 1 x i64
179 def llvm_v2i64_ty : LLVMType<v2i64>; // 2 x i64
180 def llvm_v4i64_ty : LLVMType<v4i64>; // 4 x i64
181 def llvm_v8i64_ty : LLVMType<v8i64>; // 8 x i64
182 def llvm_v16i64_ty : LLVMType<v16i64>; // 16 x i64
184 def llvm_v1i128_ty : LLVMType<v1i128>; // 1 x i128
186 def llvm_v2f16_ty : LLVMType<v2f16>; // 2 x half (__fp16)
187 def llvm_v4f16_ty : LLVMType<v4f16>; // 4 x half (__fp16)
188 def llvm_v8f16_ty : LLVMType<v8f16>; // 8 x half (__fp16)
189 def llvm_v1f32_ty : LLVMType<v1f32>; // 1 x float
190 def llvm_v2f32_ty : LLVMType<v2f32>; // 2 x float
191 def llvm_v4f32_ty : LLVMType<v4f32>; // 4 x float
192 def llvm_v8f32_ty : LLVMType<v8f32>; // 8 x float
193 def llvm_v16f32_ty : LLVMType<v16f32>; // 16 x float
194 def llvm_v1f64_ty : LLVMType<v1f64>; // 1 x double
195 def llvm_v2f64_ty : LLVMType<v2f64>; // 2 x double
196 def llvm_v4f64_ty : LLVMType<v4f64>; // 4 x double
197 def llvm_v8f64_ty : LLVMType<v8f64>; // 8 x double
199 def llvm_vararg_ty : LLVMType<isVoid>; // this means vararg here
202 //===----------------------------------------------------------------------===//
203 // Intrinsic Definitions.
204 //===----------------------------------------------------------------------===//
206 // Intrinsic class - This is used to define one LLVM intrinsic. The name of the
207 // intrinsic definition should start with "int_", then match the LLVM intrinsic
208 // name with the "llvm." prefix removed, and all "."s turned into "_"s. For
209 // example, llvm.bswap.i16 -> int_bswap_i16.
211 // * RetTypes is a list containing the return types expected for the
213 // * ParamTypes is a list containing the parameter types expected for the
215 // * Properties can be set to describe the behavior of the intrinsic.
217 class SDPatternOperator;
218 class Intrinsic<list<LLVMType> ret_types,
219 list<LLVMType> param_types = [],
220 list<IntrinsicProperty> properties = [],
221 string name = ""> : SDPatternOperator {
222 string LLVMName = name;
223 string TargetPrefix = ""; // Set to a prefix for target-specific intrinsics.
224 list<LLVMType> RetTypes = ret_types;
225 list<LLVMType> ParamTypes = param_types;
226 list<IntrinsicProperty> Properties = properties;
231 /// GCCBuiltin - If this intrinsic exactly corresponds to a GCC builtin, this
232 /// specifies the name of the builtin. This provides automatic CBE and CFE
234 class GCCBuiltin<string name> {
235 string GCCBuiltinName = name;
238 class MSBuiltin<string name> {
239 string MSBuiltinName = name;
243 //===--------------- Variable Argument Handling Intrinsics ----------------===//
246 def int_vastart : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_start">;
247 def int_vacopy : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty], [],
249 def int_vaend : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_end">;
251 //===------------------- Garbage Collection Intrinsics --------------------===//
253 def int_gcroot : Intrinsic<[],
254 [llvm_ptrptr_ty, llvm_ptr_ty]>;
255 def int_gcread : Intrinsic<[llvm_ptr_ty],
256 [llvm_ptr_ty, llvm_ptrptr_ty],
258 def int_gcwrite : Intrinsic<[],
259 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptrptr_ty],
260 [IntrReadWriteArgMem, NoCapture<1>, NoCapture<2>]>;
262 //===--------------------- Code Generator Intrinsics ----------------------===//
264 def int_returnaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
265 def int_frameaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
266 def int_frameescape : Intrinsic<[], [llvm_vararg_ty]>;
267 def int_framerecover : Intrinsic<[llvm_ptr_ty],
268 [llvm_ptr_ty, llvm_ptr_ty, llvm_i32_ty],
270 def int_read_register : Intrinsic<[llvm_anyint_ty], [llvm_metadata_ty],
271 [IntrReadMem], "llvm.read_register">;
272 def int_write_register : Intrinsic<[], [llvm_metadata_ty, llvm_anyint_ty],
273 [], "llvm.write_register">;
275 // Note: we treat stacksave/stackrestore as writemem because we don't otherwise
276 // model their dependencies on allocas.
277 def int_stacksave : Intrinsic<[llvm_ptr_ty]>,
278 GCCBuiltin<"__builtin_stack_save">;
279 def int_stackrestore : Intrinsic<[], [llvm_ptr_ty]>,
280 GCCBuiltin<"__builtin_stack_restore">;
282 // IntrReadWriteArgMem is more pessimistic than strictly necessary for prefetch,
283 // however it does conveniently prevent the prefetch from being reordered
284 // with respect to nearby accesses to the same memory.
285 def int_prefetch : Intrinsic<[],
286 [llvm_ptr_ty, llvm_i32_ty, llvm_i32_ty,
288 [IntrReadWriteArgMem, NoCapture<0>]>;
289 def int_pcmarker : Intrinsic<[], [llvm_i32_ty]>;
291 def int_readcyclecounter : Intrinsic<[llvm_i64_ty]>;
293 // The assume intrinsic is marked as arbitrarily writing so that proper
294 // control dependencies will be maintained.
295 def int_assume : Intrinsic<[], [llvm_i1_ty], []>;
297 // Stack Protector Intrinsic - The stackprotector intrinsic writes the stack
298 // guard to the correct place on the stack frame.
299 def int_stackprotector : Intrinsic<[], [llvm_ptr_ty, llvm_ptrptr_ty], []>;
300 def int_stackprotectorcheck : Intrinsic<[], [llvm_ptrptr_ty],
301 [IntrReadWriteArgMem]>;
303 // A counter increment for instrumentation based profiling.
304 def int_instrprof_increment : Intrinsic<[],
305 [llvm_ptr_ty, llvm_i64_ty,
306 llvm_i32_ty, llvm_i32_ty],
309 //===------------------- Standard C Library Intrinsics --------------------===//
312 def int_memcpy : Intrinsic<[],
313 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
314 llvm_i32_ty, llvm_i1_ty],
315 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
317 def int_memmove : Intrinsic<[],
318 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
319 llvm_i32_ty, llvm_i1_ty],
320 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
322 def int_memset : Intrinsic<[],
323 [llvm_anyptr_ty, llvm_i8_ty, llvm_anyint_ty,
324 llvm_i32_ty, llvm_i1_ty],
325 [IntrReadWriteArgMem, NoCapture<0>]>;
327 let Properties = [IntrNoMem] in {
328 def int_fma : Intrinsic<[llvm_anyfloat_ty],
329 [LLVMMatchType<0>, LLVMMatchType<0>,
331 def int_fmuladd : Intrinsic<[llvm_anyfloat_ty],
332 [LLVMMatchType<0>, LLVMMatchType<0>,
335 // These functions do not read memory, but are sensitive to the
336 // rounding mode. LLVM purposely does not model changes to the FP
337 // environment so they can be treated as readnone.
338 def int_sqrt : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
339 def int_powi : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, llvm_i32_ty]>;
340 def int_sin : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
341 def int_cos : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
342 def int_pow : Intrinsic<[llvm_anyfloat_ty],
343 [LLVMMatchType<0>, LLVMMatchType<0>]>;
344 def int_log : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
345 def int_log10: Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
346 def int_log2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
347 def int_exp : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
348 def int_exp2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
349 def int_fabs : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
350 def int_minnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>;
351 def int_maxnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>;
352 def int_copysign : Intrinsic<[llvm_anyfloat_ty],
353 [LLVMMatchType<0>, LLVMMatchType<0>]>;
354 def int_floor : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
355 def int_ceil : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
356 def int_trunc : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
357 def int_rint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
358 def int_nearbyint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
359 def int_round : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
362 // NOTE: these are internal interfaces.
363 def int_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
364 def int_longjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
365 def int_sigsetjmp : Intrinsic<[llvm_i32_ty] , [llvm_ptr_ty, llvm_i32_ty]>;
366 def int_siglongjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
368 // Internal interface for object size checking
369 def int_objectsize : Intrinsic<[llvm_anyint_ty], [llvm_anyptr_ty, llvm_i1_ty],
371 GCCBuiltin<"__builtin_object_size">;
373 //===------------------------- Expect Intrinsics --------------------------===//
375 def int_expect : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>,
376 LLVMMatchType<0>], [IntrNoMem]>;
378 //===-------------------- Bit Manipulation Intrinsics ---------------------===//
381 // None of these intrinsics accesses memory at all.
382 let Properties = [IntrNoMem] in {
383 def int_bswap: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
384 def int_ctpop: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
385 def int_ctlz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
386 def int_cttz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
389 //===------------------------ Debugger Intrinsics -------------------------===//
392 // None of these intrinsics accesses memory at all...but that doesn't mean the
393 // optimizers can change them aggressively. Special handling needed in a few
395 let Properties = [IntrNoMem] in {
396 def int_dbg_declare : Intrinsic<[],
400 def int_dbg_value : Intrinsic<[],
401 [llvm_metadata_ty, llvm_i64_ty,
406 //===------------------ Exception Handling Intrinsics----------------------===//
409 // The result of eh.typeid.for depends on the enclosing function, but inside a
410 // given function it is 'const' and may be CSE'd etc.
411 def int_eh_typeid_for : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty], [IntrNoMem]>;
413 def int_eh_return_i32 : Intrinsic<[], [llvm_i32_ty, llvm_ptr_ty]>;
414 def int_eh_return_i64 : Intrinsic<[], [llvm_i64_ty, llvm_ptr_ty]>;
416 // eh.begincatch takes a pointer returned by a landingpad instruction and
417 // copies the exception object into the memory pointed to by the second
418 // parameter. If the second parameter is null, no copy occurs.
419 def int_eh_begincatch : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty],
420 [NoCapture<0>, NoCapture<1>]>;
421 def int_eh_endcatch : Intrinsic<[], []>;
423 // Represents the list of actions to take when an exception is thrown.
424 def int_eh_actions : Intrinsic<[llvm_ptr_ty], [llvm_vararg_ty], []>;
426 def int_eh_exceptioncode : Intrinsic<[llvm_i32_ty], []>;
427 def int_eh_exceptioninfo : Intrinsic<[llvm_ptr_ty], []>;
429 // __builtin_unwind_init is an undocumented GCC intrinsic that causes all
430 // callee-saved registers to be saved and restored (regardless of whether they
431 // are used) in the calling function. It is used by libgcc_eh.
432 def int_eh_unwind_init: Intrinsic<[]>,
433 GCCBuiltin<"__builtin_unwind_init">;
435 def int_eh_dwarf_cfa : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>;
437 let Properties = [IntrNoMem] in {
438 def int_eh_sjlj_lsda : Intrinsic<[llvm_ptr_ty]>;
439 def int_eh_sjlj_callsite : Intrinsic<[], [llvm_i32_ty]>;
441 def int_eh_sjlj_functioncontext : Intrinsic<[], [llvm_ptr_ty]>;
442 def int_eh_sjlj_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
443 def int_eh_sjlj_longjmp : Intrinsic<[], [llvm_ptr_ty], [IntrNoReturn]>;
445 //===---------------- Generic Variable Attribute Intrinsics----------------===//
447 def int_var_annotation : Intrinsic<[],
448 [llvm_ptr_ty, llvm_ptr_ty,
449 llvm_ptr_ty, llvm_i32_ty],
450 [], "llvm.var.annotation">;
451 def int_ptr_annotation : Intrinsic<[LLVMAnyPointerType<llvm_anyint_ty>],
452 [LLVMMatchType<0>, llvm_ptr_ty, llvm_ptr_ty,
454 [], "llvm.ptr.annotation">;
455 def int_annotation : Intrinsic<[llvm_anyint_ty],
456 [LLVMMatchType<0>, llvm_ptr_ty,
457 llvm_ptr_ty, llvm_i32_ty],
458 [], "llvm.annotation">;
460 //===------------------------ Trampoline Intrinsics -----------------------===//
462 def int_init_trampoline : Intrinsic<[],
463 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptr_ty],
464 [IntrReadWriteArgMem, NoCapture<0>]>,
465 GCCBuiltin<"__builtin_init_trampoline">;
467 def int_adjust_trampoline : Intrinsic<[llvm_ptr_ty], [llvm_ptr_ty],
469 GCCBuiltin<"__builtin_adjust_trampoline">;
471 //===------------------------ Overflow Intrinsics -------------------------===//
474 // Expose the carry flag from add operations on two integrals.
475 def int_sadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
476 [LLVMMatchType<0>, LLVMMatchType<0>],
478 def int_uadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
479 [LLVMMatchType<0>, LLVMMatchType<0>],
482 def int_ssub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
483 [LLVMMatchType<0>, LLVMMatchType<0>],
485 def int_usub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
486 [LLVMMatchType<0>, LLVMMatchType<0>],
489 def int_smul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
490 [LLVMMatchType<0>, LLVMMatchType<0>],
492 def int_umul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
493 [LLVMMatchType<0>, LLVMMatchType<0>],
496 //===------------------------- Memory Use Markers -------------------------===//
498 def int_lifetime_start : Intrinsic<[],
499 [llvm_i64_ty, llvm_ptr_ty],
500 [IntrReadWriteArgMem, NoCapture<1>]>;
501 def int_lifetime_end : Intrinsic<[],
502 [llvm_i64_ty, llvm_ptr_ty],
503 [IntrReadWriteArgMem, NoCapture<1>]>;
504 def int_invariant_start : Intrinsic<[llvm_descriptor_ty],
505 [llvm_i64_ty, llvm_ptr_ty],
506 [IntrReadWriteArgMem, NoCapture<1>]>;
507 def int_invariant_end : Intrinsic<[],
508 [llvm_descriptor_ty, llvm_i64_ty,
510 [IntrReadWriteArgMem, NoCapture<2>]>;
512 //===------------------------ Stackmap Intrinsics -------------------------===//
514 def int_experimental_stackmap : Intrinsic<[],
515 [llvm_i64_ty, llvm_i32_ty, llvm_vararg_ty],
517 def int_experimental_patchpoint_void : Intrinsic<[],
518 [llvm_i64_ty, llvm_i32_ty,
519 llvm_ptr_ty, llvm_i32_ty,
522 def int_experimental_patchpoint_i64 : Intrinsic<[llvm_i64_ty],
523 [llvm_i64_ty, llvm_i32_ty,
524 llvm_ptr_ty, llvm_i32_ty,
529 //===------------------------ Garbage Collection Intrinsics ---------------===//
530 // These are documented in docs/Statepoint.rst
532 def int_experimental_gc_statepoint : Intrinsic<[llvm_i32_ty],
533 [llvm_i64_ty, llvm_i32_ty,
534 llvm_anyptr_ty, llvm_i32_ty,
535 llvm_i32_ty, llvm_vararg_ty]>;
537 def int_experimental_gc_result : Intrinsic<[llvm_any_ty], [llvm_i32_ty]>;
538 def int_experimental_gc_relocate : Intrinsic<[llvm_anyptr_ty],
539 [llvm_i32_ty, llvm_i32_ty, llvm_i32_ty]>;
541 // Deprecated: will be removed in a couple of weeks
542 def int_experimental_gc_result_int : Intrinsic<[llvm_anyint_ty], [llvm_i32_ty]>;
543 def int_experimental_gc_result_float : Intrinsic<[llvm_anyfloat_ty],
545 def int_experimental_gc_result_ptr : Intrinsic<[llvm_anyptr_ty], [llvm_i32_ty]>;
547 //===-------------------------- Other Intrinsics --------------------------===//
549 def int_flt_rounds : Intrinsic<[llvm_i32_ty]>,
550 GCCBuiltin<"__builtin_flt_rounds">;
551 def int_trap : Intrinsic<[], [], [IntrNoReturn]>,
552 GCCBuiltin<"__builtin_trap">;
553 def int_debugtrap : Intrinsic<[]>,
554 GCCBuiltin<"__builtin_debugtrap">;
556 // NOP: calls/invokes to this intrinsic are removed by codegen
557 def int_donothing : Intrinsic<[], [], [IntrNoMem]>;
559 // Intrisics to support half precision floating point format
560 let Properties = [IntrNoMem] in {
561 def int_convert_to_fp16 : Intrinsic<[llvm_i16_ty], [llvm_anyfloat_ty]>;
562 def int_convert_from_fp16 : Intrinsic<[llvm_anyfloat_ty], [llvm_i16_ty]>;
565 // These convert intrinsics are to support various conversions between
566 // various types with rounding and saturation. NOTE: avoid using these
567 // intrinsics as they might be removed sometime in the future and
568 // most targets don't support them.
569 def int_convertff : Intrinsic<[llvm_anyfloat_ty],
570 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
571 def int_convertfsi : Intrinsic<[llvm_anyfloat_ty],
572 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
573 def int_convertfui : Intrinsic<[llvm_anyfloat_ty],
574 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
575 def int_convertsif : Intrinsic<[llvm_anyint_ty],
576 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
577 def int_convertuif : Intrinsic<[llvm_anyint_ty],
578 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
579 def int_convertss : Intrinsic<[llvm_anyint_ty],
580 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
581 def int_convertsu : Intrinsic<[llvm_anyint_ty],
582 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
583 def int_convertus : Intrinsic<[llvm_anyint_ty],
584 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
585 def int_convertuu : Intrinsic<[llvm_anyint_ty],
586 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
588 // Clear cache intrinsic, default to ignore (ie. emit nothing)
589 // maps to void __clear_cache() on supporting platforms
590 def int_clear_cache : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty],
591 [], "llvm.clear_cache">;
593 //===-------------------------- Masked Intrinsics -------------------------===//
595 def int_masked_store : Intrinsic<[], [llvm_anyvector_ty, LLVMPointerTo<0>,
597 LLVMVectorSameWidth<0, llvm_i1_ty>],
598 [IntrReadWriteArgMem]>;
600 def int_masked_load : Intrinsic<[llvm_anyvector_ty],
601 [LLVMPointerTo<0>, llvm_i32_ty,
602 LLVMVectorSameWidth<0, llvm_i1_ty>, LLVMMatchType<0>],
605 def int_masked_gather: Intrinsic<[llvm_anyvector_ty],
606 [LLVMVectorOfPointersToElt<0>, llvm_i32_ty,
607 LLVMVectorSameWidth<0, llvm_i1_ty>,
611 def int_masked_scatter: Intrinsic<[],
613 LLVMVectorOfPointersToElt<0>, llvm_i32_ty,
614 LLVMVectorSameWidth<0, llvm_i1_ty>],
615 [IntrReadWriteArgMem]>;
617 // Intrinsics to support bit sets.
618 def int_bitset_test : Intrinsic<[llvm_i1_ty], [llvm_ptr_ty, llvm_metadata_ty],
621 //===----------------------------------------------------------------------===//
622 // Target-specific intrinsics
623 //===----------------------------------------------------------------------===//
625 include "llvm/IR/IntrinsicsPowerPC.td"
626 include "llvm/IR/IntrinsicsX86.td"
627 include "llvm/IR/IntrinsicsARM.td"
628 include "llvm/IR/IntrinsicsAArch64.td"
629 include "llvm/IR/IntrinsicsXCore.td"
630 include "llvm/IR/IntrinsicsHexagon.td"
631 include "llvm/IR/IntrinsicsNVVM.td"
632 include "llvm/IR/IntrinsicsMips.td"
633 include "llvm/IR/IntrinsicsR600.td"
634 include "llvm/IR/IntrinsicsBPF.td"
635 include "llvm/IR/IntrinsicsSystemZ.td"