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| 1 | /*===---- xtestintrin.h - XTEST intrinsic ----------------------------------=== |
|---|---|
| 2 | * |
| 3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | * See https://llvm.org/LICENSE.txt for license information. |
| 5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | * |
| 7 | *===-----------------------------------------------------------------------=== |
| 8 | */ |
| 9 | |
| 10 | #ifndef __IMMINTRIN_H |
| 11 | #error "Never use <xtestintrin.h> directly; include <immintrin.h> instead." |
| 12 | #endif |
| 13 | |
| 14 | #ifndef __XTESTINTRIN_H |
| 15 | #define __XTESTINTRIN_H |
| 16 | |
| 17 | /* xtest returns non-zero if the instruction is executed within an RTM or active |
| 18 | * HLE region. */ |
| 19 | /* FIXME: This can be an either or for RTM/HLE. Deal with this when HLE is |
| 20 | * supported. */ |
| 21 | static __inline__ int |
| 22 | __attribute__((__always_inline__, __nodebug__, __target__("rtm"))) |
| 23 | _xtest(void) { |
| 24 | return __builtin_ia32_xtest(); |
| 25 | } |
| 26 | |
| 27 | #endif |
| 28 |
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