clang  19.0.0git
cmpccxaddintrin.h
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1 /*===--------------- cmpccxaddintrin.h - CMPCCXADD intrinsics--------------===
2  *
3  *
4  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5  * See https://llvm.org/LICENSE.txt for license information.
6  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7  *
8  *===-----------------------------------------------------------------------===
9  */
10 #ifndef __X86GPRINTRIN_H
11 #error \
12  "Never use <cmpccxaddintrin.h> directly; include <x86gprintrin.h> instead."
13 #endif // __X86GPRINTRIN_H
14 
15 #ifndef __CMPCCXADDINTRIN_H
16 #define __CMPCCXADDINTRIN_H
17 #ifdef __x86_64__
18 
19 typedef enum {
20  _CMPCCX_O, /* Overflow. */
21  _CMPCCX_NO, /* No overflow. */
22  _CMPCCX_B, /* Below. */
23  _CMPCCX_NB, /* Not below. */
24  _CMPCCX_Z, /* Zero. */
25  _CMPCCX_NZ, /* Not zero. */
26  _CMPCCX_BE, /* Below or equal. */
27  _CMPCCX_NBE, /* Neither below nor equal. */
28  _CMPCCX_S, /* Sign. */
29  _CMPCCX_NS, /* No sign. */
30  _CMPCCX_P, /* Parity. */
31  _CMPCCX_NP, /* No parity. */
32  _CMPCCX_L, /* Less. */
33  _CMPCCX_NL, /* Not less. */
34  _CMPCCX_LE, /* Less or equal. */
35  _CMPCCX_NLE, /* Neither less nor equal. */
36 } _CMPCCX_ENUM;
37 
38 /// Compares the value from the memory __A with the value of __B. If the
39 /// specified condition __D is met, then add the third operand __C to the
40 /// __A and write it into __A, else the value of __A is unchanged. The return
41 /// value is the original value of __A.
42 ///
43 /// \headerfile <immintrin.h>
44 ///
45 /// This intrinsic corresponds to the \c CMPCCXADD instructions.
46 ///
47 /// \param __A
48 /// __A pointer specifying the memory address.
49 ///
50 /// \param __B
51 /// A integer operand.
52 ///
53 /// \param __C
54 /// A integer operand.
55 ///
56 /// \param __D
57 /// The specified condition.
58 ///
59 /// \returns a integer which is the original value of first operand.
60 
61 #define _cmpccxadd_epi32(__A, __B, __C, __D) \
62  ((int)(__builtin_ia32_cmpccxadd32((void *)(__A), (int)(__B), (int)(__C), \
63  (int)(__D))))
64 
65 #define _cmpccxadd_epi64(__A, __B, __C, __D) \
66  ((long long)(__builtin_ia32_cmpccxadd64((void *)(__A), (long long)(__B), \
67  (long long)(__C), (int)(__D))))
68 
69 #endif // __x86_64__
70 #endif // __CMPCCXADDINTRIN_H