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//===----------------------------------------------------------------------===// 13 14include "llvm/CodeGen/ValueTypes.td" 15 16//===----------------------------------------------------------------------===// 17// Properties we keep track of for intrinsics. 18//===----------------------------------------------------------------------===// 19 20class IntrinsicProperty; 21 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). 27 28// IntrNoMem - The intrinsic does not access memory or have any other side 29// effects. It may be CSE'd deleted if dead, etc. 30def IntrNoMem : IntrinsicProperty; 31 32// IntrReadArgMem - This intrinsic reads only from memory that one of its 33// pointer-typed arguments points to, but may read an unspecified amount. 34def IntrReadArgMem : IntrinsicProperty; 35 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. 39def IntrReadMem : IntrinsicProperty; 40 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. 45def IntrReadWriteArgMem : IntrinsicProperty; 46 47// Commutative - This intrinsic is commutative: X op Y == Y op X. 48def Commutative : IntrinsicProperty; 49 50// Throws - This intrinsic can throw. 51def Throws : IntrinsicProperty; 52 53// NoCapture - The specified argument pointer is not captured by the intrinsic. 54class NoCapture<int argNo> : IntrinsicProperty { 55 int ArgNo = argNo; 56} 57 58// ReadOnly - The specified argument pointer is not written to through the 59// pointer by the intrinsic. 60class ReadOnly<int argNo> : IntrinsicProperty { 61 int ArgNo = argNo; 62} 63 64// ReadNone - The specified argument pointer is not dereferenced by the 65// intrinsic. 66class ReadNone<int argNo> : IntrinsicProperty { 67 int ArgNo = argNo; 68} 69 70def IntrNoReturn : IntrinsicProperty; 71 72// IntrNoduplicate - Calls to this intrinsic cannot be duplicated. 73// Parallels the noduplicate attribute on LLVM IR functions. 74def IntrNoDuplicate : IntrinsicProperty; 75 76//===----------------------------------------------------------------------===// 77// Types used by intrinsics. 78//===----------------------------------------------------------------------===// 79 80class LLVMType<ValueType vt> { 81 ValueType VT = vt; 82} 83 84class LLVMQualPointerType<LLVMType elty, int addrspace> 85 : LLVMType<iPTR>{ 86 LLVMType ElTy = elty; 87 int AddrSpace = addrspace; 88} 89 90class LLVMPointerType<LLVMType elty> 91 : LLVMQualPointerType<elty, 0>; 92 93class LLVMAnyPointerType<LLVMType elty> 94 : LLVMType<iPTRAny>{ 95 LLVMType ElTy = elty; 96} 97 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. 104class LLVMMatchType<int num> 105 : LLVMType<OtherVT>{ 106 int Number = num; 107} 108 109// 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. 113class LLVMExtendedType<int num> : LLVMMatchType<num>; 114class LLVMTruncatedType<int num> : LLVMMatchType<num>; 115class LLVMVectorSameWidth<int num, LLVMType elty> 116 : LLVMMatchType<num> { 117 ValueType ElTy = elty.VT; 118} 119class LLVMPointerTo<int num> : LLVMMatchType<num>; 120 121// 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 123class LLVMHalfElementsVectorType<int num> : LLVMMatchType<num>; 124 125def llvm_void_ty : LLVMType<isVoid>; 126def llvm_anyint_ty : LLVMType<iAny>; 127def llvm_anyfloat_ty : LLVMType<fAny>; 128def llvm_anyvector_ty : LLVMType<vAny>; 129def llvm_i1_ty : LLVMType<i1>; 130def llvm_i8_ty : LLVMType<i8>; 131def llvm_i16_ty : LLVMType<i16>; 132def llvm_i32_ty : LLVMType<i32>; 133def llvm_i64_ty : LLVMType<i64>; 134def llvm_half_ty : LLVMType<f16>; 135def llvm_float_ty : LLVMType<f32>; 136def llvm_double_ty : LLVMType<f64>; 137def llvm_f80_ty : LLVMType<f80>; 138def llvm_f128_ty : LLVMType<f128>; 139def llvm_ppcf128_ty : LLVMType<ppcf128>; 140def llvm_ptr_ty : LLVMPointerType<llvm_i8_ty>; // i8* 141def llvm_ptrptr_ty : LLVMPointerType<llvm_ptr_ty>; // i8** 142def llvm_anyptr_ty : LLVMAnyPointerType<llvm_i8_ty>; // (space)i8* 143def llvm_empty_ty : LLVMType<OtherVT>; // { } 144def llvm_descriptor_ty : LLVMPointerType<llvm_empty_ty>; // { }* 145def llvm_metadata_ty : LLVMType<MetadataVT>; // !{...} 146 147def llvm_x86mmx_ty : LLVMType<x86mmx>; 148def llvm_ptrx86mmx_ty : LLVMPointerType<llvm_x86mmx_ty>; // <1 x i64>* 149 150def llvm_v2i1_ty : LLVMType<v2i1>; // 2 x i1 151def llvm_v4i1_ty : LLVMType<v4i1>; // 4 x i1 152def llvm_v8i1_ty : LLVMType<v8i1>; // 8 x i1 153def llvm_v16i1_ty : LLVMType<v16i1>; // 16 x i1 154def llvm_v32i1_ty : LLVMType<v32i1>; // 32 x i1 155def llvm_v64i1_ty : LLVMType<v64i1>; // 64 x i1 156def llvm_v1i8_ty : LLVMType<v1i8>; // 1 x i8 157def llvm_v2i8_ty : LLVMType<v2i8>; // 2 x i8 158def llvm_v4i8_ty : LLVMType<v4i8>; // 4 x i8 159def llvm_v8i8_ty : LLVMType<v8i8>; // 8 x i8 160def llvm_v16i8_ty : LLVMType<v16i8>; // 16 x i8 161def llvm_v32i8_ty : LLVMType<v32i8>; // 32 x i8 162def llvm_v64i8_ty : LLVMType<v64i8>; // 64 x i8 163 164def llvm_v1i16_ty : LLVMType<v1i16>; // 1 x i16 165def llvm_v2i16_ty : LLVMType<v2i16>; // 2 x i16 166def llvm_v4i16_ty : LLVMType<v4i16>; // 4 x i16 167def llvm_v8i16_ty : LLVMType<v8i16>; // 8 x i16 168def llvm_v16i16_ty : LLVMType<v16i16>; // 16 x i16 169def llvm_v32i16_ty : LLVMType<v32i16>; // 32 x i16 170 171def llvm_v1i32_ty : LLVMType<v1i32>; // 1 x i32 172def llvm_v2i32_ty : LLVMType<v2i32>; // 2 x i32 173def llvm_v4i32_ty : LLVMType<v4i32>; // 4 x i32 174def llvm_v8i32_ty : LLVMType<v8i32>; // 8 x i32 175def llvm_v16i32_ty : LLVMType<v16i32>; // 16 x i32 176def llvm_v1i64_ty : LLVMType<v1i64>; // 1 x i64 177def llvm_v2i64_ty : LLVMType<v2i64>; // 2 x i64 178def llvm_v4i64_ty : LLVMType<v4i64>; // 4 x i64 179def llvm_v8i64_ty : LLVMType<v8i64>; // 8 x i64 180def llvm_v16i64_ty : LLVMType<v16i64>; // 16 x i64 181 182def llvm_v2f16_ty : LLVMType<v2f16>; // 2 x half (__fp16) 183def llvm_v4f16_ty : LLVMType<v4f16>; // 4 x half (__fp16) 184def llvm_v8f16_ty : LLVMType<v8f16>; // 8 x half (__fp16) 185def llvm_v1f32_ty : LLVMType<v1f32>; // 1 x float 186def llvm_v2f32_ty : LLVMType<v2f32>; // 2 x float 187def llvm_v4f32_ty : LLVMType<v4f32>; // 4 x float 188def llvm_v8f32_ty : LLVMType<v8f32>; // 8 x float 189def llvm_v16f32_ty : LLVMType<v16f32>; // 16 x float 190def llvm_v1f64_ty : LLVMType<v1f64>; // 1 x double 191def llvm_v2f64_ty : LLVMType<v2f64>; // 2 x double 192def llvm_v4f64_ty : LLVMType<v4f64>; // 4 x double 193def llvm_v8f64_ty : LLVMType<v8f64>; // 8 x double 194 195def llvm_vararg_ty : LLVMType<isVoid>; // this means vararg here 196 197 198//===----------------------------------------------------------------------===// 199// Intrinsic Definitions. 200//===----------------------------------------------------------------------===// 201 202// Intrinsic class - This is used to define one LLVM intrinsic. The name of the 203// intrinsic definition should start with "int_", then match the LLVM intrinsic 204// name with the "llvm." prefix removed, and all "."s turned into "_"s. For 205// example, llvm.bswap.i16 -> int_bswap_i16. 206// 207// * RetTypes is a list containing the return types expected for the 208// intrinsic. 209// * ParamTypes is a list containing the parameter types expected for the 210// intrinsic. 211// * Properties can be set to describe the behavior of the intrinsic. 212// 213class SDPatternOperator; 214class Intrinsic<list<LLVMType> ret_types, 215 list<LLVMType> param_types = [], 216 list<IntrinsicProperty> properties = [], 217 string name = ""> : SDPatternOperator { 218 string LLVMName = name; 219 string TargetPrefix = ""; // Set to a prefix for target-specific intrinsics. 220 list<LLVMType> RetTypes = ret_types; 221 list<LLVMType> ParamTypes = param_types; 222 list<IntrinsicProperty> Properties = properties; 223 224 bit isTarget = 0; 225} 226 227/// GCCBuiltin - If this intrinsic exactly corresponds to a GCC builtin, this 228/// specifies the name of the builtin. This provides automatic CBE and CFE 229/// support. 230class GCCBuiltin<string name> { 231 string GCCBuiltinName = name; 232} 233 234class MSBuiltin<string name> { 235 string MSBuiltinName = name; 236} 237 238 239//===--------------- Variable Argument Handling Intrinsics ----------------===// 240// 241 242def int_vastart : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_start">; 243def int_vacopy : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty], [], 244 "llvm.va_copy">; 245def int_vaend : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_end">; 246 247//===------------------- Garbage Collection Intrinsics --------------------===// 248// 249def int_gcroot : Intrinsic<[], 250 [llvm_ptrptr_ty, llvm_ptr_ty]>; 251def int_gcread : Intrinsic<[llvm_ptr_ty], 252 [llvm_ptr_ty, llvm_ptrptr_ty], 253 [IntrReadArgMem]>; 254def int_gcwrite : Intrinsic<[], 255 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptrptr_ty], 256 [IntrReadWriteArgMem, NoCapture<1>, NoCapture<2>]>; 257 258//===--------------------- Code Generator Intrinsics ----------------------===// 259// 260def int_returnaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>; 261def int_frameaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>; 262def int_frameallocate : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>; 263def int_framerecover : Intrinsic<[llvm_ptr_ty], 264 [llvm_ptr_ty, llvm_ptr_ty], 265 [IntrNoMem]>; 266def int_read_register : Intrinsic<[llvm_anyint_ty], [llvm_metadata_ty], 267 [IntrNoMem], "llvm.read_register">; 268def int_write_register : Intrinsic<[], [llvm_metadata_ty, llvm_anyint_ty], 269 [], "llvm.write_register">; 270 271// Note: we treat stacksave/stackrestore as writemem because we don't otherwise 272// model their dependencies on allocas. 273def int_stacksave : Intrinsic<[llvm_ptr_ty]>, 274 GCCBuiltin<"__builtin_stack_save">; 275def int_stackrestore : Intrinsic<[], [llvm_ptr_ty]>, 276 GCCBuiltin<"__builtin_stack_restore">; 277 278// IntrReadWriteArgMem is more pessimistic than strictly necessary for prefetch, 279// however it does conveniently prevent the prefetch from being reordered 280// with respect to nearby accesses to the same memory. 281def int_prefetch : Intrinsic<[], 282 [llvm_ptr_ty, llvm_i32_ty, llvm_i32_ty, 283 llvm_i32_ty], 284 [IntrReadWriteArgMem, NoCapture<0>]>; 285def int_pcmarker : Intrinsic<[], [llvm_i32_ty]>; 286 287def int_readcyclecounter : Intrinsic<[llvm_i64_ty]>; 288 289// The assume intrinsic is marked as arbitrarily writing so that proper 290// control dependencies will be maintained. 291def int_assume : Intrinsic<[], [llvm_i1_ty], []>; 292 293// Stack Protector Intrinsic - The stackprotector intrinsic writes the stack 294// guard to the correct place on the stack frame. 295def int_stackprotector : Intrinsic<[], [llvm_ptr_ty, llvm_ptrptr_ty], []>; 296def int_stackprotectorcheck : Intrinsic<[], [llvm_ptrptr_ty], 297 [IntrReadWriteArgMem]>; 298 299// A counter increment for instrumentation based profiling. 300def int_instrprof_increment : Intrinsic<[], 301 [llvm_ptr_ty, llvm_i64_ty, 302 llvm_i32_ty, llvm_i32_ty], 303 []>; 304 305//===------------------- Standard C Library Intrinsics --------------------===// 306// 307 308def int_memcpy : Intrinsic<[], 309 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty, 310 llvm_i32_ty, llvm_i1_ty], 311 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>, 312 ReadOnly<1>]>; 313def int_memmove : Intrinsic<[], 314 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty, 315 llvm_i32_ty, llvm_i1_ty], 316 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>, 317 ReadOnly<1>]>; 318def int_memset : Intrinsic<[], 319 [llvm_anyptr_ty, llvm_i8_ty, llvm_anyint_ty, 320 llvm_i32_ty, llvm_i1_ty], 321 [IntrReadWriteArgMem, NoCapture<0>]>; 322 323let Properties = [IntrNoMem] in { 324 def int_fma : Intrinsic<[llvm_anyfloat_ty], 325 [LLVMMatchType<0>, LLVMMatchType<0>, 326 LLVMMatchType<0>]>; 327 def int_fmuladd : Intrinsic<[llvm_anyfloat_ty], 328 [LLVMMatchType<0>, LLVMMatchType<0>, 329 LLVMMatchType<0>]>; 330 331 // These functions do not read memory, but are sensitive to the 332 // rounding mode. LLVM purposely does not model changes to the FP 333 // environment so they can be treated as readnone. 334 def int_sqrt : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 335 def int_powi : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, llvm_i32_ty]>; 336 def int_sin : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 337 def int_cos : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 338 def int_pow : Intrinsic<[llvm_anyfloat_ty], 339 [LLVMMatchType<0>, LLVMMatchType<0>]>; 340 def int_log : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 341 def int_log10: Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 342 def int_log2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 343 def int_exp : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 344 def int_exp2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 345 def int_fabs : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 346 def int_minnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>; 347 def int_maxnum : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, LLVMMatchType<0>]>; 348 def int_copysign : Intrinsic<[llvm_anyfloat_ty], 349 [LLVMMatchType<0>, LLVMMatchType<0>]>; 350 def int_floor : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 351 def int_ceil : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 352 def int_trunc : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 353 def int_rint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 354 def int_nearbyint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 355 def int_round : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>; 356} 357 358// NOTE: these are internal interfaces. 359def int_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>; 360def int_longjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>; 361def int_sigsetjmp : Intrinsic<[llvm_i32_ty] , [llvm_ptr_ty, llvm_i32_ty]>; 362def int_siglongjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>; 363 364// Internal interface for object size checking 365def int_objectsize : Intrinsic<[llvm_anyint_ty], [llvm_anyptr_ty, llvm_i1_ty], 366 [IntrNoMem]>, 367 GCCBuiltin<"__builtin_object_size">; 368 369//===------------------------- Expect Intrinsics --------------------------===// 370// 371def int_expect : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, 372 LLVMMatchType<0>], [IntrNoMem]>; 373 374//===-------------------- Bit Manipulation Intrinsics ---------------------===// 375// 376 377// None of these intrinsics accesses memory at all. 378let Properties = [IntrNoMem] in { 379 def int_bswap: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>; 380 def int_ctpop: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>; 381 def int_ctlz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>; 382 def int_cttz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>; 383} 384 385//===------------------------ Debugger Intrinsics -------------------------===// 386// 387 388// None of these intrinsics accesses memory at all...but that doesn't mean the 389// optimizers can change them aggressively. Special handling needed in a few 390// places. 391let Properties = [IntrNoMem] in { 392 def int_dbg_declare : Intrinsic<[], 393 [llvm_metadata_ty, 394 llvm_metadata_ty, 395 llvm_metadata_ty]>; 396 def int_dbg_value : Intrinsic<[], 397 [llvm_metadata_ty, llvm_i64_ty, 398 llvm_metadata_ty, 399 llvm_metadata_ty]>; 400} 401 402//===------------------ Exception Handling Intrinsics----------------------===// 403// 404 405// The result of eh.typeid.for depends on the enclosing function, but inside a 406// given function it is 'const' and may be CSE'd etc. 407def int_eh_typeid_for : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty], [IntrNoMem]>; 408 409def int_eh_return_i32 : Intrinsic<[], [llvm_i32_ty, llvm_ptr_ty]>; 410def int_eh_return_i64 : Intrinsic<[], [llvm_i64_ty, llvm_ptr_ty]>; 411 412// __builtin_unwind_init is an undocumented GCC intrinsic that causes all 413// callee-saved registers to be saved and restored (regardless of whether they 414// are used) in the calling function. It is used by libgcc_eh. 415def int_eh_unwind_init: Intrinsic<[]>, 416 GCCBuiltin<"__builtin_unwind_init">; 417 418def int_eh_dwarf_cfa : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>; 419 420let Properties = [IntrNoMem] in { 421 def int_eh_sjlj_lsda : Intrinsic<[llvm_ptr_ty]>; 422 def int_eh_sjlj_callsite : Intrinsic<[], [llvm_i32_ty]>; 423} 424def int_eh_sjlj_functioncontext : Intrinsic<[], [llvm_ptr_ty]>; 425def int_eh_sjlj_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>; 426def int_eh_sjlj_longjmp : Intrinsic<[], [llvm_ptr_ty], [IntrNoReturn]>; 427 428//===---------------- Generic Variable Attribute Intrinsics----------------===// 429// 430def int_var_annotation : Intrinsic<[], 431 [llvm_ptr_ty, llvm_ptr_ty, 432 llvm_ptr_ty, llvm_i32_ty], 433 [], "llvm.var.annotation">; 434def int_ptr_annotation : Intrinsic<[LLVMAnyPointerType<llvm_anyint_ty>], 435 [LLVMMatchType<0>, llvm_ptr_ty, llvm_ptr_ty, 436 llvm_i32_ty], 437 [], "llvm.ptr.annotation">; 438def int_annotation : Intrinsic<[llvm_anyint_ty], 439 [LLVMMatchType<0>, llvm_ptr_ty, 440 llvm_ptr_ty, llvm_i32_ty], 441 [], "llvm.annotation">; 442 443//===------------------------ Trampoline Intrinsics -----------------------===// 444// 445def int_init_trampoline : Intrinsic<[], 446 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptr_ty], 447 [IntrReadWriteArgMem, NoCapture<0>]>, 448 GCCBuiltin<"__builtin_init_trampoline">; 449 450def int_adjust_trampoline : Intrinsic<[llvm_ptr_ty], [llvm_ptr_ty], 451 [IntrReadArgMem]>, 452 GCCBuiltin<"__builtin_adjust_trampoline">; 453 454//===------------------------ Overflow Intrinsics -------------------------===// 455// 456 457// Expose the carry flag from add operations on two integrals. 458def int_sadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty], 459 [LLVMMatchType<0>, LLVMMatchType<0>], 460 [IntrNoMem]>; 461def int_uadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty], 462 [LLVMMatchType<0>, LLVMMatchType<0>], 463 [IntrNoMem]>; 464 465def int_ssub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty], 466 [LLVMMatchType<0>, LLVMMatchType<0>], 467 [IntrNoMem]>; 468def int_usub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty], 469 [LLVMMatchType<0>, LLVMMatchType<0>], 470 [IntrNoMem]>; 471 472def int_smul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty], 473 [LLVMMatchType<0>, LLVMMatchType<0>], 474 [IntrNoMem]>; 475def int_umul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty], 476 [LLVMMatchType<0>, LLVMMatchType<0>], 477 [IntrNoMem]>; 478 479//===------------------------- Memory Use Markers -------------------------===// 480// 481def int_lifetime_start : Intrinsic<[], 482 [llvm_i64_ty, llvm_ptr_ty], 483 [IntrReadWriteArgMem, NoCapture<1>]>; 484def int_lifetime_end : Intrinsic<[], 485 [llvm_i64_ty, llvm_ptr_ty], 486 [IntrReadWriteArgMem, NoCapture<1>]>; 487def int_invariant_start : Intrinsic<[llvm_descriptor_ty], 488 [llvm_i64_ty, llvm_ptr_ty], 489 [IntrReadWriteArgMem, NoCapture<1>]>; 490def int_invariant_end : Intrinsic<[], 491 [llvm_descriptor_ty, llvm_i64_ty, 492 llvm_ptr_ty], 493 [IntrReadWriteArgMem, NoCapture<2>]>; 494 495//===------------------------ Stackmap Intrinsics -------------------------===// 496// 497def int_experimental_stackmap : Intrinsic<[], 498 [llvm_i64_ty, llvm_i32_ty, llvm_vararg_ty], 499 [Throws]>; 500def int_experimental_patchpoint_void : Intrinsic<[], 501 [llvm_i64_ty, llvm_i32_ty, 502 llvm_ptr_ty, llvm_i32_ty, 503 llvm_vararg_ty], 504 [Throws]>; 505def int_experimental_patchpoint_i64 : Intrinsic<[llvm_i64_ty], 506 [llvm_i64_ty, llvm_i32_ty, 507 llvm_ptr_ty, llvm_i32_ty, 508 llvm_vararg_ty], 509 [Throws]>; 510 511 512//===------------------------ Garbage Collection Intrinsics ---------------===// 513// These are documented in docs/Statepoint.rst 514 515def int_experimental_gc_statepoint : Intrinsic<[llvm_i32_ty], 516 [llvm_anyptr_ty, llvm_i32_ty, 517 llvm_i32_ty, llvm_vararg_ty]>; 518 519def int_experimental_gc_result_int : Intrinsic<[llvm_anyint_ty], [llvm_i32_ty]>; 520def int_experimental_gc_result_float : Intrinsic<[llvm_anyfloat_ty], 521 [llvm_i32_ty]>; 522def int_experimental_gc_result_ptr : Intrinsic<[llvm_anyptr_ty], [llvm_i32_ty]>; 523 524def int_experimental_gc_relocate : Intrinsic<[llvm_anyptr_ty], 525 [llvm_i32_ty, llvm_i32_ty, llvm_i32_ty]>; 526 527//===-------------------------- Other Intrinsics --------------------------===// 528// 529def int_flt_rounds : Intrinsic<[llvm_i32_ty]>, 530 GCCBuiltin<"__builtin_flt_rounds">; 531def int_trap : Intrinsic<[], [], [IntrNoReturn]>, 532 GCCBuiltin<"__builtin_trap">; 533def int_debugtrap : Intrinsic<[]>, 534 GCCBuiltin<"__builtin_debugtrap">; 535 536// NOP: calls/invokes to this intrinsic are removed by codegen 537def int_donothing : Intrinsic<[], [], [IntrNoMem]>; 538 539// Intrisics to support half precision floating point format 540let Properties = [IntrNoMem] in { 541def int_convert_to_fp16 : Intrinsic<[llvm_i16_ty], [llvm_anyfloat_ty]>; 542def int_convert_from_fp16 : Intrinsic<[llvm_anyfloat_ty], [llvm_i16_ty]>; 543} 544 545// These convert intrinsics are to support various conversions between 546// various types with rounding and saturation. NOTE: avoid using these 547// intrinsics as they might be removed sometime in the future and 548// most targets don't support them. 549def int_convertff : Intrinsic<[llvm_anyfloat_ty], 550 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>; 551def int_convertfsi : Intrinsic<[llvm_anyfloat_ty], 552 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>; 553def int_convertfui : Intrinsic<[llvm_anyfloat_ty], 554 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>; 555def int_convertsif : Intrinsic<[llvm_anyint_ty], 556 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>; 557def int_convertuif : Intrinsic<[llvm_anyint_ty], 558 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>; 559def int_convertss : Intrinsic<[llvm_anyint_ty], 560 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>; 561def int_convertsu : Intrinsic<[llvm_anyint_ty], 562 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>; 563def int_convertus : Intrinsic<[llvm_anyint_ty], 564 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>; 565def int_convertuu : Intrinsic<[llvm_anyint_ty], 566 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>; 567 568// Clear cache intrinsic, default to ignore (ie. emit nothing) 569// maps to void __clear_cache() on supporting platforms 570def int_clear_cache : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty], 571 [], "llvm.clear_cache">; 572 573//===-------------------------- Masked Intrinsics -------------------------===// 574// 575def int_masked_store : Intrinsic<[], [llvm_anyvector_ty, LLVMPointerTo<0>, 576 llvm_i32_ty, 577 LLVMVectorSameWidth<0, llvm_i1_ty>], 578 [IntrReadWriteArgMem]>; 579 580def int_masked_load : Intrinsic<[llvm_anyvector_ty], 581 [LLVMPointerTo<0>, llvm_i32_ty, 582 LLVMVectorSameWidth<0, llvm_i1_ty>, LLVMMatchType<0>], 583 [IntrReadArgMem]>; 584//===----------------------------------------------------------------------===// 585// Target-specific intrinsics 586//===----------------------------------------------------------------------===// 587 588include "llvm/IR/IntrinsicsPowerPC.td" 589include "llvm/IR/IntrinsicsX86.td" 590include "llvm/IR/IntrinsicsARM.td" 591include "llvm/IR/IntrinsicsAArch64.td" 592include "llvm/IR/IntrinsicsXCore.td" 593include "llvm/IR/IntrinsicsHexagon.td" 594include "llvm/IR/IntrinsicsNVVM.td" 595include "llvm/IR/IntrinsicsMips.td" 596include "llvm/IR/IntrinsicsR600.td" 597