clang/lib/Headers/enqcmdintrin.h

   1 /*===------------------ enqcmdintrin.h - enqcmd intrinsics -----------------===
   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 <enqcmdintrin.h> directly; include <immintrin.h> instead."
  12 #endif
  13
  14 #ifndef __ENQCMDINTRIN_H
  15 #define __ENQCMDINTRIN_H
  16
  17 /* Define the default attributes for the functions in this file */
  18 #define _DEFAULT_FN_ATTRS \
  19   __attribute__((__always_inline__, __nodebug__, __target__("enqcmd")))
  20
  21 /// Reads 64-byte command pointed by \a __src, formats 64-byte enqueue store
  22 ///    data, and performs 64-byte enqueue store to memory pointed by \a __dst.
  23 ///    This intrinsics may only be used in User mode.
  24 ///
  25 /// \headerfile <x86intrin.h>
  26 ///
  27 /// This intrinsics corresponds to the <c> ENQCMD </c> instruction.
  28 ///
  29 /// \param __dst
  30 ///    Pointer to the destination of the enqueue store.
  31 /// \param __src
  32 ///    Pointer to 64-byte command data.
  33 /// \returns If the command data is successfully written to \a __dst then 0 is
  34 ///    returned. Otherwise 1 is returned.
  35 static __inline__ int _DEFAULT_FN_ATTRS
  36 _enqcmd (void *__dst, const void *__src)
  37 {
  38   return __builtin_ia32_enqcmd(__dst, __src);
  39 }
  40
  41 /// Reads 64-byte command pointed by \a __src, formats 64-byte enqueue store
  42 ///    data, and performs 64-byte enqueue store to memory pointed by \a __dst
  43 ///    This intrinsic may only be used in Privileged mode.
  44 ///
  45 /// \headerfile <x86intrin.h>
  46 ///
  47 /// This intrinsics corresponds to the <c> ENQCMDS </c> instruction.
  48 ///
  49 /// \param __dst
  50 ///    Pointer to the destination of the enqueue store.
  51 /// \param __src
  52 ///    Pointer to 64-byte command data.
  53 /// \returns If the command data is successfully written to \a __dst then 0 is
  54 ///    returned. Otherwise 1 is returned.
  55 static __inline__ int _DEFAULT_FN_ATTRS
  56 _enqcmds (void *__dst, const void *__src)
  57 {
  58   return __builtin_ia32_enqcmds(__dst, __src);
  59 }
  60
  61 #undef _DEFAULT_FN_ATTRS
  62
  63 #endif /* __ENQCMDINTRIN_H */