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 // Match the type of another intrinsic parameter that is expected to be a
117 // vector type, but change the element count to be half as many
118 class LLVMHalfElementsVectorType<int num> : LLVMMatchType<num>;
120 def llvm_void_ty : LLVMType<isVoid>;
121 def llvm_anyint_ty : LLVMType<iAny>;
122 def llvm_anyfloat_ty : LLVMType<fAny>;
123 def llvm_anyvector_ty : LLVMType<vAny>;
124 def llvm_i1_ty : LLVMType<i1>;
125 def llvm_i8_ty : LLVMType<i8>;
126 def llvm_i16_ty : LLVMType<i16>;
127 def llvm_i32_ty : LLVMType<i32>;
128 def llvm_i64_ty : LLVMType<i64>;
129 def llvm_half_ty : LLVMType<f16>;
130 def llvm_float_ty : LLVMType<f32>;
131 def llvm_double_ty : LLVMType<f64>;
132 def llvm_f80_ty : LLVMType<f80>;
133 def llvm_f128_ty : LLVMType<f128>;
134 def llvm_ppcf128_ty : LLVMType<ppcf128>;
135 def llvm_ptr_ty : LLVMPointerType<llvm_i8_ty>; // i8*
136 def llvm_ptrptr_ty : LLVMPointerType<llvm_ptr_ty>; // i8**
137 def llvm_anyptr_ty : LLVMAnyPointerType<llvm_i8_ty>; // (space)i8*
138 def llvm_empty_ty : LLVMType<OtherVT>; // { }
139 def llvm_descriptor_ty : LLVMPointerType<llvm_empty_ty>; // { }*
140 def llvm_metadata_ty : LLVMType<MetadataVT>; // !{...}
142 def llvm_x86mmx_ty : LLVMType<x86mmx>;
143 def llvm_ptrx86mmx_ty : LLVMPointerType<llvm_x86mmx_ty>; // <1 x i64>*
145 def llvm_v2i1_ty : LLVMType<v2i1>; // 2 x i1
146 def llvm_v4i1_ty : LLVMType<v4i1>; // 4 x i1
147 def llvm_v8i1_ty : LLVMType<v8i1>; // 8 x i1
148 def llvm_v16i1_ty : LLVMType<v16i1>; // 16 x i1
149 def llvm_v32i1_ty : LLVMType<v32i1>; // 32 x i1
150 def llvm_v64i1_ty : LLVMType<v64i1>; // 64 x i1
151 def llvm_v1i8_ty : LLVMType<v1i8>; // 1 x i8
152 def llvm_v2i8_ty : LLVMType<v2i8>; // 2 x i8
153 def llvm_v4i8_ty : LLVMType<v4i8>; // 4 x i8
154 def llvm_v8i8_ty : LLVMType<v8i8>; // 8 x i8
155 def llvm_v16i8_ty : LLVMType<v16i8>; // 16 x i8
156 def llvm_v32i8_ty : LLVMType<v32i8>; // 32 x i8
157 def llvm_v64i8_ty : LLVMType<v64i8>; // 64 x i8
159 def llvm_v1i16_ty : LLVMType<v1i16>; // 1 x i16
160 def llvm_v2i16_ty : LLVMType<v2i16>; // 2 x i16
161 def llvm_v4i16_ty : LLVMType<v4i16>; // 4 x i16
162 def llvm_v8i16_ty : LLVMType<v8i16>; // 8 x i16
163 def llvm_v16i16_ty : LLVMType<v16i16>; // 16 x i16
164 def llvm_v32i16_ty : LLVMType<v32i16>; // 32 x i16
166 def llvm_v1i32_ty : LLVMType<v1i32>; // 1 x i32
167 def llvm_v2i32_ty : LLVMType<v2i32>; // 2 x i32
168 def llvm_v4i32_ty : LLVMType<v4i32>; // 4 x i32
169 def llvm_v8i32_ty : LLVMType<v8i32>; // 8 x i32
170 def llvm_v16i32_ty : LLVMType<v16i32>; // 16 x i32
171 def llvm_v1i64_ty : LLVMType<v1i64>; // 1 x i64
172 def llvm_v2i64_ty : LLVMType<v2i64>; // 2 x i64
173 def llvm_v4i64_ty : LLVMType<v4i64>; // 4 x i64
174 def llvm_v8i64_ty : LLVMType<v8i64>; // 8 x i64
175 def llvm_v16i64_ty : LLVMType<v16i64>; // 16 x i64
177 def llvm_v2f16_ty : LLVMType<v2f16>; // 2 x half (__fp16)
178 def llvm_v4f16_ty : LLVMType<v4f16>; // 4 x half (__fp16)
179 def llvm_v8f16_ty : LLVMType<v8f16>; // 8 x half (__fp16)
180 def llvm_v1f32_ty : LLVMType<v1f32>; // 1 x float
181 def llvm_v2f32_ty : LLVMType<v2f32>; // 2 x float
182 def llvm_v4f32_ty : LLVMType<v4f32>; // 4 x float
183 def llvm_v8f32_ty : LLVMType<v8f32>; // 8 x float
184 def llvm_v16f32_ty : LLVMType<v16f32>; // 16 x float
185 def llvm_v1f64_ty : LLVMType<v1f64>; // 1 x double
186 def llvm_v2f64_ty : LLVMType<v2f64>; // 2 x double
187 def llvm_v4f64_ty : LLVMType<v4f64>; // 4 x double
188 def llvm_v8f64_ty : LLVMType<v8f64>; // 8 x double
190 def llvm_vararg_ty : LLVMType<isVoid>; // this means vararg here
193 //===----------------------------------------------------------------------===//
194 // Intrinsic Definitions.
195 //===----------------------------------------------------------------------===//
197 // Intrinsic class - This is used to define one LLVM intrinsic. The name of the
198 // intrinsic definition should start with "int_", then match the LLVM intrinsic
199 // name with the "llvm." prefix removed, and all "."s turned into "_"s. For
200 // example, llvm.bswap.i16 -> int_bswap_i16.
202 // * RetTypes is a list containing the return types expected for the
204 // * ParamTypes is a list containing the parameter types expected for the
206 // * Properties can be set to describe the behavior of the intrinsic.
208 class SDPatternOperator;
209 class Intrinsic<list<LLVMType> ret_types,
210 list<LLVMType> param_types = [],
211 list<IntrinsicProperty> properties = [],
212 string name = ""> : SDPatternOperator {
213 string LLVMName = name;
214 string TargetPrefix = ""; // Set to a prefix for target-specific intrinsics.
215 list<LLVMType> RetTypes = ret_types;
216 list<LLVMType> ParamTypes = param_types;
217 list<IntrinsicProperty> Properties = properties;
222 /// GCCBuiltin - If this intrinsic exactly corresponds to a GCC builtin, this
223 /// specifies the name of the builtin. This provides automatic CBE and CFE
225 class GCCBuiltin<string name> {
226 string GCCBuiltinName = name;
229 class MSBuiltin<string name> {
230 string MSBuiltinName = name;
234 //===--------------- Variable Argument Handling Intrinsics ----------------===//
237 def int_vastart : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_start">;
238 def int_vacopy : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty], [],
240 def int_vaend : Intrinsic<[], [llvm_ptr_ty], [], "llvm.va_end">;
242 //===------------------- Garbage Collection Intrinsics --------------------===//
244 def int_gcroot : Intrinsic<[],
245 [llvm_ptrptr_ty, llvm_ptr_ty]>;
246 def int_gcread : Intrinsic<[llvm_ptr_ty],
247 [llvm_ptr_ty, llvm_ptrptr_ty],
249 def int_gcwrite : Intrinsic<[],
250 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptrptr_ty],
251 [IntrReadWriteArgMem, NoCapture<1>, NoCapture<2>]>;
253 //===--------------------- Code Generator Intrinsics ----------------------===//
255 def int_returnaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
256 def int_frameaddress : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty], [IntrNoMem]>;
257 def int_read_register : Intrinsic<[llvm_anyint_ty], [llvm_metadata_ty],
258 [IntrNoMem], "llvm.read_register">;
259 def int_write_register : Intrinsic<[], [llvm_metadata_ty, llvm_anyint_ty],
260 [], "llvm.write_register">;
262 // Note: we treat stacksave/stackrestore as writemem because we don't otherwise
263 // model their dependencies on allocas.
264 def int_stacksave : Intrinsic<[llvm_ptr_ty]>,
265 GCCBuiltin<"__builtin_stack_save">;
266 def int_stackrestore : Intrinsic<[], [llvm_ptr_ty]>,
267 GCCBuiltin<"__builtin_stack_restore">;
269 // IntrReadWriteArgMem is more pessimistic than strictly necessary for prefetch,
270 // however it does conveniently prevent the prefetch from being reordered
271 // with respect to nearby accesses to the same memory.
272 def int_prefetch : Intrinsic<[],
273 [llvm_ptr_ty, llvm_i32_ty, llvm_i32_ty,
275 [IntrReadWriteArgMem, NoCapture<0>]>;
276 def int_pcmarker : Intrinsic<[], [llvm_i32_ty]>;
278 def int_readcyclecounter : Intrinsic<[llvm_i64_ty]>;
280 // Stack Protector Intrinsic - The stackprotector intrinsic writes the stack
281 // guard to the correct place on the stack frame.
282 def int_stackprotector : Intrinsic<[], [llvm_ptr_ty, llvm_ptrptr_ty], []>;
283 def int_stackprotectorcheck : Intrinsic<[], [llvm_ptrptr_ty],
284 [IntrReadWriteArgMem]>;
286 //===------------------- Standard C Library Intrinsics --------------------===//
289 def int_memcpy : Intrinsic<[],
290 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
291 llvm_i32_ty, llvm_i1_ty],
292 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
294 def int_memmove : Intrinsic<[],
295 [llvm_anyptr_ty, llvm_anyptr_ty, llvm_anyint_ty,
296 llvm_i32_ty, llvm_i1_ty],
297 [IntrReadWriteArgMem, NoCapture<0>, NoCapture<1>,
299 def int_memset : Intrinsic<[],
300 [llvm_anyptr_ty, llvm_i8_ty, llvm_anyint_ty,
301 llvm_i32_ty, llvm_i1_ty],
302 [IntrReadWriteArgMem, NoCapture<0>]>;
304 let Properties = [IntrNoMem] in {
305 def int_fma : Intrinsic<[llvm_anyfloat_ty],
306 [LLVMMatchType<0>, LLVMMatchType<0>,
308 def int_fmuladd : Intrinsic<[llvm_anyfloat_ty],
309 [LLVMMatchType<0>, LLVMMatchType<0>,
312 // These functions do not read memory, but are sensitive to the
313 // rounding mode. LLVM purposely does not model changes to the FP
314 // environment so they can be treated as readnone.
315 def int_sqrt : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
316 def int_powi : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>, llvm_i32_ty]>;
317 def int_sin : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
318 def int_cos : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
319 def int_pow : Intrinsic<[llvm_anyfloat_ty],
320 [LLVMMatchType<0>, LLVMMatchType<0>]>;
321 def int_log : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
322 def int_log10: Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
323 def int_log2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
324 def int_exp : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
325 def int_exp2 : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
326 def int_fabs : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
327 def int_copysign : Intrinsic<[llvm_anyfloat_ty],
328 [LLVMMatchType<0>, LLVMMatchType<0>]>;
329 def int_floor : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
330 def int_ceil : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
331 def int_trunc : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
332 def int_rint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
333 def int_nearbyint : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
334 def int_round : Intrinsic<[llvm_anyfloat_ty], [LLVMMatchType<0>]>;
337 // NOTE: these are internal interfaces.
338 def int_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
339 def int_longjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
340 def int_sigsetjmp : Intrinsic<[llvm_i32_ty] , [llvm_ptr_ty, llvm_i32_ty]>;
341 def int_siglongjmp : Intrinsic<[], [llvm_ptr_ty, llvm_i32_ty], [IntrNoReturn]>;
343 // Internal interface for object size checking
344 def int_objectsize : Intrinsic<[llvm_anyint_ty], [llvm_anyptr_ty, llvm_i1_ty],
346 GCCBuiltin<"__builtin_object_size">;
348 //===------------------------- Expect Intrinsics --------------------------===//
350 def int_expect : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>,
351 LLVMMatchType<0>], [IntrNoMem]>;
353 //===-------------------- Bit Manipulation Intrinsics ---------------------===//
356 // None of these intrinsics accesses memory at all.
357 let Properties = [IntrNoMem] in {
358 def int_bswap: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
359 def int_ctpop: Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>]>;
360 def int_ctlz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
361 def int_cttz : Intrinsic<[llvm_anyint_ty], [LLVMMatchType<0>, llvm_i1_ty]>;
364 //===------------------------ Debugger Intrinsics -------------------------===//
367 // None of these intrinsics accesses memory at all...but that doesn't mean the
368 // optimizers can change them aggressively. Special handling needed in a few
370 let Properties = [IntrNoMem] in {
371 def int_dbg_declare : Intrinsic<[],
372 [llvm_metadata_ty, llvm_metadata_ty]>;
373 def int_dbg_value : Intrinsic<[],
374 [llvm_metadata_ty, llvm_i64_ty,
378 //===------------------ Exception Handling Intrinsics----------------------===//
381 // The result of eh.typeid.for depends on the enclosing function, but inside a
382 // given function it is 'const' and may be CSE'd etc.
383 def int_eh_typeid_for : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty], [IntrNoMem]>;
385 def int_eh_return_i32 : Intrinsic<[], [llvm_i32_ty, llvm_ptr_ty]>;
386 def int_eh_return_i64 : Intrinsic<[], [llvm_i64_ty, llvm_ptr_ty]>;
388 // __builtin_unwind_init is an undocumented GCC intrinsic that causes all
389 // callee-saved registers to be saved and restored (regardless of whether they
390 // are used) in the calling function. It is used by libgcc_eh.
391 def int_eh_unwind_init: Intrinsic<[]>,
392 GCCBuiltin<"__builtin_unwind_init">;
394 def int_eh_dwarf_cfa : Intrinsic<[llvm_ptr_ty], [llvm_i32_ty]>;
396 let Properties = [IntrNoMem] in {
397 def int_eh_sjlj_lsda : Intrinsic<[llvm_ptr_ty]>;
398 def int_eh_sjlj_callsite : Intrinsic<[], [llvm_i32_ty]>;
400 def int_eh_sjlj_functioncontext : Intrinsic<[], [llvm_ptr_ty]>;
401 def int_eh_sjlj_setjmp : Intrinsic<[llvm_i32_ty], [llvm_ptr_ty]>;
402 def int_eh_sjlj_longjmp : Intrinsic<[], [llvm_ptr_ty], [IntrNoReturn]>;
404 //===---------------- Generic Variable Attribute Intrinsics----------------===//
406 def int_var_annotation : Intrinsic<[],
407 [llvm_ptr_ty, llvm_ptr_ty,
408 llvm_ptr_ty, llvm_i32_ty],
409 [], "llvm.var.annotation">;
410 def int_ptr_annotation : Intrinsic<[LLVMAnyPointerType<llvm_anyint_ty>],
411 [LLVMMatchType<0>, llvm_ptr_ty, llvm_ptr_ty,
413 [], "llvm.ptr.annotation">;
414 def int_annotation : Intrinsic<[llvm_anyint_ty],
415 [LLVMMatchType<0>, llvm_ptr_ty,
416 llvm_ptr_ty, llvm_i32_ty],
417 [], "llvm.annotation">;
419 //===------------------------ Trampoline Intrinsics -----------------------===//
421 def int_init_trampoline : Intrinsic<[],
422 [llvm_ptr_ty, llvm_ptr_ty, llvm_ptr_ty],
423 [IntrReadWriteArgMem, NoCapture<0>]>,
424 GCCBuiltin<"__builtin_init_trampoline">;
426 def int_adjust_trampoline : Intrinsic<[llvm_ptr_ty], [llvm_ptr_ty],
428 GCCBuiltin<"__builtin_adjust_trampoline">;
430 //===------------------------ Overflow Intrinsics -------------------------===//
433 // Expose the carry flag from add operations on two integrals.
434 def int_sadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
435 [LLVMMatchType<0>, LLVMMatchType<0>],
437 def int_uadd_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
438 [LLVMMatchType<0>, LLVMMatchType<0>],
441 def int_ssub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
442 [LLVMMatchType<0>, LLVMMatchType<0>],
444 def int_usub_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
445 [LLVMMatchType<0>, LLVMMatchType<0>],
448 def int_smul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
449 [LLVMMatchType<0>, LLVMMatchType<0>],
451 def int_umul_with_overflow : Intrinsic<[llvm_anyint_ty, llvm_i1_ty],
452 [LLVMMatchType<0>, LLVMMatchType<0>],
455 //===------------------------- Memory Use Markers -------------------------===//
457 def int_lifetime_start : Intrinsic<[],
458 [llvm_i64_ty, llvm_ptr_ty],
459 [IntrReadWriteArgMem, NoCapture<1>]>;
460 def int_lifetime_end : Intrinsic<[],
461 [llvm_i64_ty, llvm_ptr_ty],
462 [IntrReadWriteArgMem, NoCapture<1>]>;
463 def int_invariant_start : Intrinsic<[llvm_descriptor_ty],
464 [llvm_i64_ty, llvm_ptr_ty],
465 [IntrReadWriteArgMem, NoCapture<1>]>;
466 def int_invariant_end : Intrinsic<[],
467 [llvm_descriptor_ty, llvm_i64_ty,
469 [IntrReadWriteArgMem, NoCapture<2>]>;
471 //===------------------------ Stackmap Intrinsics -------------------------===//
473 def int_experimental_stackmap : Intrinsic<[],
474 [llvm_i64_ty, llvm_i32_ty, llvm_vararg_ty],
476 def int_experimental_patchpoint_void : Intrinsic<[],
477 [llvm_i64_ty, llvm_i32_ty,
478 llvm_ptr_ty, llvm_i32_ty,
480 def int_experimental_patchpoint_i64 : Intrinsic<[llvm_i64_ty],
481 [llvm_i64_ty, llvm_i32_ty,
482 llvm_ptr_ty, llvm_i32_ty,
485 //===-------------------------- Other Intrinsics --------------------------===//
487 def int_flt_rounds : Intrinsic<[llvm_i32_ty]>,
488 GCCBuiltin<"__builtin_flt_rounds">;
489 def int_trap : Intrinsic<[], [], [IntrNoReturn]>,
490 GCCBuiltin<"__builtin_trap">;
491 def int_debugtrap : Intrinsic<[]>,
492 GCCBuiltin<"__builtin_debugtrap">;
494 // NOP: calls/invokes to this intrinsic are removed by codegen
495 def int_donothing : Intrinsic<[], [], [IntrNoMem]>;
497 // Intrisics to support half precision floating point format
498 let Properties = [IntrNoMem] in {
499 def int_convert_to_fp16 : Intrinsic<[llvm_i16_ty], [llvm_float_ty]>,
500 GCCBuiltin<"__gnu_f2h_ieee">;
501 def int_convert_from_fp16 : Intrinsic<[llvm_float_ty], [llvm_i16_ty]>,
502 GCCBuiltin<"__gnu_h2f_ieee">;
505 // These convert intrinsics are to support various conversions between
506 // various types with rounding and saturation. NOTE: avoid using these
507 // intrinsics as they might be removed sometime in the future and
508 // most targets don't support them.
509 def int_convertff : Intrinsic<[llvm_anyfloat_ty],
510 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
511 def int_convertfsi : Intrinsic<[llvm_anyfloat_ty],
512 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
513 def int_convertfui : Intrinsic<[llvm_anyfloat_ty],
514 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
515 def int_convertsif : Intrinsic<[llvm_anyint_ty],
516 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
517 def int_convertuif : Intrinsic<[llvm_anyint_ty],
518 [llvm_anyfloat_ty, llvm_i32_ty, llvm_i32_ty]>;
519 def int_convertss : Intrinsic<[llvm_anyint_ty],
520 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
521 def int_convertsu : Intrinsic<[llvm_anyint_ty],
522 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
523 def int_convertus : Intrinsic<[llvm_anyint_ty],
524 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
525 def int_convertuu : Intrinsic<[llvm_anyint_ty],
526 [llvm_anyint_ty, llvm_i32_ty, llvm_i32_ty]>;
528 // Clear cache intrinsic, default to ignore (ie. emit nothing)
529 // maps to void __clear_cache() on supporting platforms
530 def int_clear_cache : Intrinsic<[], [llvm_ptr_ty, llvm_ptr_ty],
531 [], "llvm.clear_cache">;
533 //===----------------------------------------------------------------------===//
534 // Target-specific intrinsics
535 //===----------------------------------------------------------------------===//
537 include "llvm/IR/IntrinsicsPowerPC.td"
538 include "llvm/IR/IntrinsicsX86.td"
539 include "llvm/IR/IntrinsicsARM.td"
540 include "llvm/IR/IntrinsicsAArch64.td"
541 include "llvm/IR/IntrinsicsXCore.td"
542 include "llvm/IR/IntrinsicsHexagon.td"
543 include "llvm/IR/IntrinsicsNVVM.td"
544 include "llvm/IR/IntrinsicsMips.td"
545 include "llvm/IR/IntrinsicsR600.td"