xref: /netbsd-src/external/apache2/llvm/dist/clang/lib/Headers/xtestintrin.h (revision 7330f729ccf0bd976a06f95fad452fe774fc7fd1)
1*7330f729Sjoerg /*===---- xtestintrin.h - XTEST intrinsic ----------------------------------===
2*7330f729Sjoerg  *
3*7330f729Sjoerg  * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*7330f729Sjoerg  * See https://llvm.org/LICENSE.txt for license information.
5*7330f729Sjoerg  * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*7330f729Sjoerg  *
7*7330f729Sjoerg  *===-----------------------------------------------------------------------===
8*7330f729Sjoerg  */
9*7330f729Sjoerg 
10*7330f729Sjoerg #ifndef __IMMINTRIN_H
11*7330f729Sjoerg #error "Never use <xtestintrin.h> directly; include <immintrin.h> instead."
12*7330f729Sjoerg #endif
13*7330f729Sjoerg 
14*7330f729Sjoerg #ifndef __XTESTINTRIN_H
15*7330f729Sjoerg #define __XTESTINTRIN_H
16*7330f729Sjoerg 
17*7330f729Sjoerg /* xtest returns non-zero if the instruction is executed within an RTM or active
18*7330f729Sjoerg  * HLE region. */
19*7330f729Sjoerg /* FIXME: This can be an either or for RTM/HLE. Deal with this when HLE is
20*7330f729Sjoerg  * supported. */
21*7330f729Sjoerg static __inline__ int
22*7330f729Sjoerg     __attribute__((__always_inline__, __nodebug__, __target__("rtm")))
_xtest(void)23*7330f729Sjoerg     _xtest(void) {
24*7330f729Sjoerg   return __builtin_ia32_xtest();
25*7330f729Sjoerg }
26*7330f729Sjoerg 
27*7330f729Sjoerg #endif
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