xref: /freebsd-src/contrib/llvm-project/clang/lib/Headers/cmpccxaddintrin.h (revision bdd1243df58e60e85101c09001d9812a789b6bc4)
1*bdd1243dSDimitry Andric /*===--------------- cmpccxaddintrin.h - CMPCCXADD intrinsics--------------===
2*bdd1243dSDimitry Andric  *
3*bdd1243dSDimitry Andric  *
4*bdd1243dSDimitry Andric  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5*bdd1243dSDimitry Andric  * See https://llvm.org/LICENSE.txt for license information.
6*bdd1243dSDimitry Andric  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7*bdd1243dSDimitry Andric  *
8*bdd1243dSDimitry Andric  *===-----------------------------------------------------------------------===
9*bdd1243dSDimitry Andric  */
10*bdd1243dSDimitry Andric #ifndef __X86GPRINTRIN_H
11*bdd1243dSDimitry Andric #error                                                                         \
12*bdd1243dSDimitry Andric     "Never use <cmpccxaddintrin.h> directly; include <x86gprintrin.h> instead."
13*bdd1243dSDimitry Andric #endif // __X86GPRINTRIN_H
14*bdd1243dSDimitry Andric 
15*bdd1243dSDimitry Andric #ifndef __CMPCCXADDINTRIN_H
16*bdd1243dSDimitry Andric #define __CMPCCXADDINTRIN_H
17*bdd1243dSDimitry Andric #ifdef __x86_64__
18*bdd1243dSDimitry Andric 
19*bdd1243dSDimitry Andric typedef enum {
20*bdd1243dSDimitry Andric   _CMPCCX_O,   /* Overflow.  */
21*bdd1243dSDimitry Andric   _CMPCCX_NO,  /* No overflow.  */
22*bdd1243dSDimitry Andric   _CMPCCX_B,   /* Below.  */
23*bdd1243dSDimitry Andric   _CMPCCX_NB,  /* Not below.  */
24*bdd1243dSDimitry Andric   _CMPCCX_Z,   /* Zero.  */
25*bdd1243dSDimitry Andric   _CMPCCX_NZ,  /* Not zero.  */
26*bdd1243dSDimitry Andric   _CMPCCX_BE,  /* Below or equal.  */
27*bdd1243dSDimitry Andric   _CMPCCX_NBE, /* Neither below nor equal.  */
28*bdd1243dSDimitry Andric   _CMPCCX_S,   /* Sign.  */
29*bdd1243dSDimitry Andric   _CMPCCX_NS,  /* No sign.  */
30*bdd1243dSDimitry Andric   _CMPCCX_P,   /* Parity.  */
31*bdd1243dSDimitry Andric   _CMPCCX_NP,  /* No parity.  */
32*bdd1243dSDimitry Andric   _CMPCCX_L,   /* Less.  */
33*bdd1243dSDimitry Andric   _CMPCCX_NL,  /* Not less.  */
34*bdd1243dSDimitry Andric   _CMPCCX_LE,  /* Less or equal.  */
35*bdd1243dSDimitry Andric   _CMPCCX_NLE, /* Neither less nor equal.  */
36*bdd1243dSDimitry Andric } _CMPCCX_ENUM;
37*bdd1243dSDimitry Andric 
38*bdd1243dSDimitry Andric /// Compares the value from the memory __A with the value of __B. If the
39*bdd1243dSDimitry Andric /// specified condition __D is met, then add the third operand __C to the
40*bdd1243dSDimitry Andric /// __A and write it into __A, else the value of __A is unchanged. The return
41*bdd1243dSDimitry Andric /// value is the original value of __A.
42*bdd1243dSDimitry Andric ///
43*bdd1243dSDimitry Andric /// \headerfile <immintrin.h>
44*bdd1243dSDimitry Andric ///
45*bdd1243dSDimitry Andric /// This intrinsic corresponds to the \c CMPCCXADD instructions.
46*bdd1243dSDimitry Andric ///
47*bdd1243dSDimitry Andric /// \param __A
48*bdd1243dSDimitry Andric ///    __A pointer specifying the memory address.
49*bdd1243dSDimitry Andric ///
50*bdd1243dSDimitry Andric /// \param __B
51*bdd1243dSDimitry Andric ///   A integer operand.
52*bdd1243dSDimitry Andric ///
53*bdd1243dSDimitry Andric /// \param __C
54*bdd1243dSDimitry Andric ///   A integer operand.
55*bdd1243dSDimitry Andric ///
56*bdd1243dSDimitry Andric /// \param __D
57*bdd1243dSDimitry Andric ///   The specified condition.
58*bdd1243dSDimitry Andric ///
59*bdd1243dSDimitry Andric /// \returns a integer which is the original value of first operand.
60*bdd1243dSDimitry Andric 
61*bdd1243dSDimitry Andric #define _cmpccxadd_epi32(__A, __B, __C, __D)                                   \
62*bdd1243dSDimitry Andric   ((int)(__builtin_ia32_cmpccxadd32((void *)(__A), (int)(__B), (int)(__C),     \
63*bdd1243dSDimitry Andric                                     (int)(__D))))
64*bdd1243dSDimitry Andric 
65*bdd1243dSDimitry Andric #define _cmpccxadd_epi64(__A, __B, __C, __D)                                   \
66*bdd1243dSDimitry Andric   ((long long)(__builtin_ia32_cmpccxadd64((void *)(__A), (long long)(__B),     \
67*bdd1243dSDimitry Andric                                           (long long)(__C), (int)(__D))))
68*bdd1243dSDimitry Andric 
69*bdd1243dSDimitry Andric #endif // __x86_64__
70*bdd1243dSDimitry Andric #endif // __CMPCCXADDINTRIN_H
71