xref: /freebsd-10-stable/contrib/llvm/tools/clang/lib/Headers/rtmintrin.h

/*===---- rtmintrin.h - RTM intrinsics -------------------------------------===
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 *===-----------------------------------------------------------------------===
 */

#ifndef __IMMINTRIN_H
#error "Never use <rtmintrin.h> directly; include <immintrin.h> instead."
#endif

#ifndef __RTMINTRIN_H
#define __RTMINTRIN_H

#define _XBEGIN_STARTED   (~0u)
#define _XABORT_EXPLICIT  (1 << 0)
#define _XABORT_RETRY     (1 << 1)
#define _XABORT_CONFLICT  (1 << 2)
#define _XABORT_CAPACITY  (1 << 3)
#define _XABORT_DEBUG     (1 << 4)
#define _XABORT_NESTED    (1 << 5)
#define _XABORT_CODE(x)   (((x) >> 24) & 0xFF)

static __inline__ unsigned int __attribute__((__always_inline__, __nodebug__))
_xbegin(void)
{
  return __builtin_ia32_xbegin();
}

static __inline__ void __attribute__((__always_inline__, __nodebug__))
_xend(void)
{
  __builtin_ia32_xend();
}

#define _xabort(imm) __builtin_ia32_xabort((imm))

#endif /* __RTMINTRIN_H */