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>;
116 def llvm_void_ty : LLVMType<isVoid>;
117 def llvm_anyint_ty : LLVMType<iAny>;
118 def llvm_anyfloat_ty : LLVMType<fAny>;
119 def llvm_anyvector_ty : LLVMType<vAny>;
120 def llvm_i1_ty : LLVMType<i1>;
121 def llvm_i8_ty : LLVMType<i8>;
122 def llvm_i16_ty : LLVMType<i16>;
123 def llvm_i32_ty : LLVMType<i32>;
124 def llvm_i64_ty : LLVMType<i64>;
125 def llvm_half_ty : LLVMType<f16>;
126 def llvm_float_ty : LLVMType<f32>;
127 def llvm_double_ty : LLVMType<f64>;
128 def llvm_f80_ty : LLVMType<f80>;
129 def llvm_f128_ty : LLVMType<f128>;
130 def llvm_ppcf128_ty : LLVMType<ppcf128>;
131 def llvm_ptr_ty : LLVMPointerType<llvm_i8_ty>; // i8*
132 def llvm_ptrptr_ty : LLVMPointerType<llvm_ptr_ty>; // i8**
133 def llvm_anyptr_ty : LLVMAnyPointerType<llvm_i8_ty>; // (space)i8*
134 def llvm_empty_ty : LLVMType<OtherVT>; // { }
135 def llvm_descriptor_ty : LLVMPointerType<llvm_empty_ty>; // { }*
136 def llvm_metadata_ty : LLVMType<MetadataVT>; // !{...}
138 def llvm_x86mmx_ty : LLVMType<x86mmx>;
139 def llvm_ptrx86mmx_ty : LLVMPointerType<llvm_x86mmx_ty>; // <1 x i64>*
141 def llvm_v2i1_ty : LLVMType<v2i1>; // 2 x i1
142 def llvm_v4i1_ty : LLVMType<v4i1>; // 4 x i1
143 def llvm_v8i1_ty : LLVMType<v8i1>; // 8 x i1
144 def llvm_v16i1_ty : LLVMType<v16i1>; // 16 x i1
145 def llvm_v32i1_ty : LLVMType<v32i1>; // 32 x i1
146 def llvm_v64i1_ty : LLVMType<v64i1>; // 64 x i1
147 def llvm_v1i8_ty : LLVMType<v1i8>; // 1 x i8
148 def llvm_v2i8_ty : LLVMType<v2i8>; // 2 x i8
149 def llvm_v4i8_ty : LLVMType<v4i8>; // 4 x i8
150 def llvm_v8i8_ty : LLVMType<v8i8>; // 8 x i8
151 def llvm_v16i8_ty : LLVMType<v16i8>; // 16 x i8
152 def llvm_v32i8_ty : LLVMType<v32i8>; // 32 x i8
153 def llvm_v64i8_ty : LLVMType<v64i8>; // 64 x i8
155 def llvm_v1i16_ty : LLVMType<v1i16>; // 1 x i16
156 def llvm_v2i16_ty : LLVMType<v2i16>; // 2 x i16
157 def llvm_v4i16_ty : LLVMType<v4i16>; // 4 x i16
158 def llvm_v8i16_ty : LLVMType<v8i16>; // 8 x i16
159 def llvm_v16i16_ty : LLVMType<v16i16>; // 16 x i16
160 def llvm_v32i16_ty : LLVMType<v32i16>; // 32 x i16
162 def llvm_v1i32_ty : LLVMType<v1i32>; // 1 x i32
163 def llvm_v2i32_ty : LLVMType<v2i32>; // 2 x i32
164 def llvm_v4i32_ty : LLVMType<v4i32>; // 4 x i32
165 def llvm_v8i32_ty : LLVMType<v8i32>; // 8 x i32
166 def llvm_v16i32_ty : LLVMType<v16i32>; // 16 x i32
167 def llvm_v1i64_ty : LLVMType<v1i64>; // 1 x i64
168 def llvm_v2i64_ty : LLVMType<v2i64>; // 2 x i64
169 def llvm_v4i64_ty : LLVMType<v4i64>; // 4 x i64
170 def llvm_v8i64_ty : LLVMType<v8i64>; // 8 x i64
171 def llvm_v16i64_ty : LLVMType<v16i64>; // 16 x i64
173 def llvm_v2f16_ty : LLVMType<v2f16>; // 2 x half (__fp16)
174 def llvm_v4f16_ty : LLVMType<v4f16>; // 4 x half (__fp16)
175 def llvm_v8f16_ty : LLVMType<v8f16>; // 8 x half (__fp16)
176 def llvm_v1f32_ty : LLVMType<v1f32>; // 1 x float
177 def llvm_v2f32_ty : LLVMType<v2f32>; // 2 x float
178 def llvm_v4f32_ty : LLVMType<v4f32>; // 4 x float
179 def llvm_v8f32_ty : LLVMType<v8f32>; // 8 x float
180 def llvm_v16f32_ty : LLVMType<v16f32>; // 16 x float
181 def llvm_v1f64_ty : LLVMType<v1f64>; // 1 x double
182 def llvm_v2f64_ty : LLVMType<v2f64>; // 2 x double
183 def llvm_v4f64_ty : LLVMType<v4f64>; // 4 x double
184 def llvm_v8f64_ty : LLVMType<v8f64>; // 8 x double
186 def llvm_vararg_ty : LLVMType<isVoid>; // this means vararg here
189 //===----------------------------------------------------------------------===//
190 // Intrinsic Definitions.
191 //===----------------------------------------------------------------------===//
193 // Intrinsic class - This is used to define one LLVM intrinsic. The name of the
194 // intrinsic definition should start with "int_", then match the LLVM intrinsic
195 // name with the "llvm." prefix removed, and all "."s turned into "_"s. For
196 // example, llvm.bswap.i16 -> int_bswap_i16.
198 // * RetTypes is a list containing the return types expected for the
200 // * ParamTypes is a list containing the parameter types expected for the
202 // * Properties can be set to describe the behavior of the intrinsic.
204 class SDPatternOperator;
205 class Intrinsic<list<LLVMType> ret_types,
206 list<LLVMType> param_types = [],
207 list<IntrinsicProperty> properties = [],
208 string name = ""> : SDPatternOperator {
209 string LLVMName = name;
210 string TargetPrefix = ""; // Set to a prefix for target-specific intrinsics.
211 list<LLVMType> RetTypes = ret_types;
212 list<LLVMType> ParamTypes = param_types;
213 list<IntrinsicProperty> Properties = properties;
218 /// GCCBuiltin - If this intrinsic exactly corresponds to a GCC builtin, this
219 /// specifies the name of the builtin. This provides automatic CBE and CFE
221 class GCCBuiltin<string name> {
222 string GCCBuiltinName = name;
226 //===--------------- Variable Argument Handling Intrinsics ----------------===//
229 def int_vastart : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_start">;
230 def int_vacopy : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty], [],
232 def int_vaend : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_end">;
234 //===------------------- Garbage Collection Intrinsics --------------------===//
236 def int_gcroot : Intrinsic<[],
237 [llvm_ptrptr_ty, llvm_ptr_ty]>;
238 def int_gcread : Intrinsic<[llvm_ptr_ty],
239 [llvm_ptr_ty, llvm_ptrptr_ty],
241 def int_gcwrite : Intrinsic<[],
242 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptrptr_ty],
243 [IntrReadWriteArgMem, NoCapture<1>, NoCapture<2>]>;
245 //===--------------------- Code Generator Intrinsics ----------------------===//
247 def int_returnaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
248 def int_frameaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
250 // Note: we treat stacksave/stackrestore as writemem because we don't otherwise
251 // model their dependencies on allocas.
252 def int_stacksave : Intrinsic<[llvm_ptr_ty]>,
253 GCCBuiltin<"__builtin_stack_save">;
254 def int_stackrestore : Intrinsic<[], [llvm_ptr_ty]>,
255 GCCBuiltin<"__builtin_stack_restore">;
257 // IntrReadWriteArgMem is more pessimistic than strictly necessary for prefetch,
258 // however it does conveniently prevent the prefetch from being reordered
259 // with respect to nearby accesses to the same memory.
260 def int_prefetch : Intrinsic<[],
261 [llvm_ptr_ty, llvm_i32_ty, llvm_i32_ty,
263 [IntrReadWriteArgMem, NoCapture<0>]>;
264 def int_pcmarker : Intrinsic<[], [llvm_i32_ty]>;
266 def int_readcyclecounter : Intrinsic<[llvm_i64_ty]>;
268 // Stack Protector Intrinsic - The stackprotector intrinsic writes the stack
269 // guard to the correct place on the stack frame.
270 def int_stackprotector : Intrinsic<[], [llvm_ptr_ty, llvm_ptrptr_ty], []>;
271 def int_stackprotectorcheck : Intrinsic<[], [llvm_ptrptr_ty],
272 [IntrReadWriteArgMem]>;
274 //===------------------- Standard C Library Intrinsics --------------------===//
277 def int_memcpy : Intrinsic<[],
278 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
279 llvm_i32_ty, llvm_i1_ty],
280 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
282 def int_memmove : Intrinsic<[],
283 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
284 llvm_i32_ty, llvm_i1_ty],
285 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
287 def int_memset : Intrinsic<[],
288 [llvm_anyptr_ty, llvm_i8_ty, llvm_anyint_ty,
289 llvm_i32_ty, llvm_i1_ty],
290 [IntrReadWriteArgMem, NoCapture<0>]>;
292 let Properties = [IntrNoMem] in {
293 def int_fma : Intrinsic<[llvm_anyfloat_ty],
294 [LLVMMatchType<0>, LLVMMatchType<0>,
296 def int_fmuladd : Intrinsic<[llvm_anyfloat_ty],
297 [LLVMMatchType<0>, LLVMMatchType<0>,
300 // These functions do not read memory, but are sensitive to the
301 // rounding mode. LLVM purposely does not model changes to the FP
302 // environment so they can be treated as readnone.
303 def int_sqrt : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
304 def int_powi : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, llvm_i32_ty]>;
305 def int_sin : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
306 def int_cos : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
307 def int_pow : Intrinsic<[llvm_anyfloat_ty],
308 [LLVMMatchType<0>, LLVMMatchType<0>]>;
309 def int_log : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
310 def int_log10: Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
311 def int_log2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
312 def int_exp : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
313 def int_exp2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
314 def int_fabs : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
315 def int_copysign : Intrinsic<[llvm_anyfloat_ty],
316 [LLVMMatchType<0>, LLVMMatchType<0>]>;
317 def int_floor : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
318 def int_ceil : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
319 def int_trunc : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
320 def int_rint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
321 def int_nearbyint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
322 def int_round : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
325 // NOTE: these are internal interfaces.
326 def int_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
327 def int_longjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
328 def int_sigsetjmp : Intrinsic<[llvm_i32_ty] , [llvm_ptr_ty, llvm_i32_ty]>;
329 def int_siglongjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
331 // Internal interface for object size checking
332 def int_objectsize : Intrinsic<[llvm_anyint_ty], [llvm_anyptr_ty, llvm_i1_ty],
334 GCCBuiltin<"__builtin_object_size">;
336 //===------------------------- Expect Intrinsics --------------------------===//
338 def int_expect : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>,
339 LLVMMatchType<0>], [IntrNoMem]>;
341 //===-------------------- Bit Manipulation Intrinsics ---------------------===//
344 // None of these intrinsics accesses memory at all.
345 let Properties = [IntrNoMem] in {
346 def int_bswap: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
347 def int_ctpop: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
348 def int_ctlz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
349 def int_cttz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
352 //===------------------------ Debugger Intrinsics -------------------------===//
355 // None of these intrinsics accesses memory at all...but that doesn't mean the
356 // optimizers can change them aggressively. Special handling needed in a few
358 let Properties = [IntrNoMem] in {
359 def int_dbg_declare : Intrinsic<[],
360 [llvm_metadata_ty, llvm_metadata_ty]>;
361 def int_dbg_value : Intrinsic<[],
362 [llvm_metadata_ty, llvm_i64_ty,
366 //===------------------ Exception Handling Intrinsics----------------------===//
369 // The result of eh.typeid.for depends on the enclosing function, but inside a
370 // given function it is 'const' and may be CSE'd etc.
371 def int_eh_typeid_for : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty], [IntrNoMem]>;
373 def int_eh_return_i32 : Intrinsic<[], [llvm_i32_ty, llvm_ptr_ty]>;
374 def int_eh_return_i64 : Intrinsic<[], [llvm_i64_ty, llvm_ptr_ty]>;
376 // __builtin_unwind_init is an undocumented GCC intrinsic that causes all
377 // callee-saved registers to be saved and restored (regardless of whether they
378 // are used) in the calling function. It is used by libgcc_eh.
379 def int_eh_unwind_init: Intrinsic<[]>,
380 GCCBuiltin<"__builtin_unwind_init">;
382 def int_eh_dwarf_cfa : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>;
384 let Properties = [IntrNoMem] in {
385 def int_eh_sjlj_lsda : Intrinsic<[llvm_ptr_ty]>;
386 def int_eh_sjlj_callsite : Intrinsic<[], [llvm_i32_ty]>;
388 def int_eh_sjlj_functioncontext : Intrinsic<[], [llvm_ptr_ty]>;
389 def int_eh_sjlj_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
390 def int_eh_sjlj_longjmp : Intrinsic<[], [llvm_ptr_ty], [IntrNoReturn]>;
392 //===---------------- Generic Variable Attribute Intrinsics----------------===//
394 def int_var_annotation : Intrinsic<[],
395 [llvm_ptr_ty, llvm_ptr_ty,
396 llvm_ptr_ty, llvm_i32_ty],
397 [], "llvm.var.annotation">;
398 def int_ptr_annotation : Intrinsic<[LLVMAnyPointerType<llvm_anyint_ty>],
399 [LLVMMatchType<0>, llvm_ptr_ty, llvm_ptr_ty,
401 [], "llvm.ptr.annotation">;
402 def int_annotation : Intrinsic<[llvm_anyint_ty],
403 [LLVMMatchType<0>, llvm_ptr_ty,
404 llvm_ptr_ty, llvm_i32_ty],
405 [], "llvm.annotation">;
407 //===------------------------ Trampoline Intrinsics -----------------------===//
409 def int_init_trampoline : Intrinsic<[],
410 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptr_ty],
411 [IntrReadWriteArgMem, NoCapture<0>]>,
412 GCCBuiltin<"__builtin_init_trampoline">;
414 def int_adjust_trampoline : Intrinsic<[llvm_ptr_ty], [llvm_ptr_ty],
416 GCCBuiltin<"__builtin_adjust_trampoline">;
418 //===------------------------ Overflow Intrinsics -------------------------===//
421 // Expose the carry flag from add operations on two integrals.
422 def int_sadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
423 [LLVMMatchType<0>, LLVMMatchType<0>],
425 def int_uadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
426 [LLVMMatchType<0>, LLVMMatchType<0>],
429 def int_ssub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
430 [LLVMMatchType<0>, LLVMMatchType<0>],
432 def int_usub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
433 [LLVMMatchType<0>, LLVMMatchType<0>],
436 def int_smul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
437 [LLVMMatchType<0>, LLVMMatchType<0>],
439 def int_umul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
440 [LLVMMatchType<0>, LLVMMatchType<0>],
443 //===------------------------- Memory Use Markers -------------------------===//
445 def int_lifetime_start : Intrinsic<[],
446 [llvm_i64_ty, llvm_ptr_ty],
447 [IntrReadWriteArgMem, NoCapture<1>]>;
448 def int_lifetime_end : Intrinsic<[],
449 [llvm_i64_ty, llvm_ptr_ty],
450 [IntrReadWriteArgMem, NoCapture<1>]>;
451 def int_invariant_start : Intrinsic<[llvm_descriptor_ty],
452 [llvm_i64_ty, llvm_ptr_ty],
453 [IntrReadWriteArgMem, NoCapture<1>]>;
454 def int_invariant_end : Intrinsic<[],
455 [llvm_descriptor_ty, llvm_i64_ty,
457 [IntrReadWriteArgMem, NoCapture<2>]>;
459 //===------------------------ Stackmap Intrinsics -------------------------===//
461 def int_experimental_stackmap : Intrinsic<[],
462 [llvm_i64_ty, llvm_i32_ty, llvm_vararg_ty],
464 def int_experimental_patchpoint_void : Intrinsic<[],
465 [llvm_i64_ty, llvm_i32_ty,
466 llvm_ptr_ty, llvm_i32_ty,
468 def int_experimental_patchpoint_i64 : Intrinsic<[llvm_i64_ty],
469 [llvm_i64_ty, llvm_i32_ty,
470 llvm_ptr_ty, llvm_i32_ty,
473 //===-------------------------- Other Intrinsics --------------------------===//
475 def int_flt_rounds : Intrinsic<[llvm_i32_ty]>,
476 GCCBuiltin<"__builtin_flt_rounds">;
477 def int_trap : Intrinsic<[], [], [IntrNoReturn]>,
478 GCCBuiltin<"__builtin_trap">;
479 def int_debugtrap : Intrinsic<[]>,
480 GCCBuiltin<"__builtin_debugtrap">;
482 // NOP: calls/invokes to this intrinsic are removed by codegen
483 def int_donothing : Intrinsic<[], [], [IntrNoMem]>;
485 // Intrisics to support half precision floating point format
486 let Properties = [IntrNoMem] in {
487 def int_convert_to_fp16 : Intrinsic<[llvm_i16_ty], [llvm_float_ty]>,
488 GCCBuiltin<"__gnu_f2h_ieee">;
489 def int_convert_from_fp16 : Intrinsic<[llvm_float_ty], [llvm_i16_ty]>,
490 GCCBuiltin<"__gnu_h2f_ieee">;
493 // These convert intrinsics are to support various conversions between
494 // various types with rounding and saturation. NOTE: avoid using these
495 // intrinsics as they might be removed sometime in the future and
496 // most targets don't support them.
497 def int_convertff : Intrinsic<[llvm_anyfloat_ty],
498 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
499 def int_convertfsi : Intrinsic<[llvm_anyfloat_ty],
500 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
501 def int_convertfui : Intrinsic<[llvm_anyfloat_ty],
502 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
503 def int_convertsif : Intrinsic<[llvm_anyint_ty],
504 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
505 def int_convertuif : Intrinsic<[llvm_anyint_ty],
506 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
507 def int_convertss : Intrinsic<[llvm_anyint_ty],
508 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
509 def int_convertsu : Intrinsic<[llvm_anyint_ty],
510 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
511 def int_convertus : Intrinsic<[llvm_anyint_ty],
512 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
513 def int_convertuu : Intrinsic<[llvm_anyint_ty],
514 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
516 // Clear cache intrinsic, default to ignore (ie. emit nothing)
517 // maps to void __clear_cache() on supporting platforms
518 def int_clear_cache : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty],
519 [], "llvm.clear_cache">;
521 //===----------------------------------------------------------------------===//
522 // Target-specific intrinsics
523 //===----------------------------------------------------------------------===//
525 include "llvm/IR/IntrinsicsPowerPC.td"
526 include "llvm/IR/IntrinsicsX86.td"
527 include "llvm/IR/IntrinsicsARM.td"
528 include "llvm/IR/IntrinsicsAArch64.td"
529 include "llvm/IR/IntrinsicsXCore.td"
530 include "llvm/IR/IntrinsicsHexagon.td"
531 include "llvm/IR/IntrinsicsNVVM.td"
532 include "llvm/IR/IntrinsicsMips.td"
533 include "llvm/IR/IntrinsicsR600.td"