/*===---- rdpruintrin.h - RDPRU intrinsics ---------------------------------===
*
* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
* See https://llvm.org/LICENSE.txt for license information.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*
*===-----------------------------------------------------------------------===
*/
#if !defined __X86INTRIN_H
#error "Never use <rdpruintrin.h> directly; include <x86intrin.h> instead."
#endif
#ifndef __RDPRUINTRIN_H
#define __RDPRUINTRIN_H
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS \
__attribute__((__always_inline__, __nodebug__, __target__("rdpru")))
/// Reads the content of a processor register.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic corresponds to the <c> RDPRU </c> instruction.
///
/// \param reg_id
/// A processor register identifier.
static __inline__ unsigned long long __DEFAULT_FN_ATTRS
__rdpru (int reg_id)
{
return __builtin_ia32_rdpru(reg_id);
}
#define __RDPRU_MPERF 0
#define __RDPRU_APERF 1
/// Reads the content of processor register MPERF.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic generates instruction <c> RDPRU </c> to read the value of
/// register MPERF.
#define __mperf() __builtin_ia32_rdpru(__RDPRU_MPERF)
/// Reads the content of processor register APERF.
///
/// \headerfile <x86intrin.h>
///
/// This intrinsic generates instruction <c> RDPRU </c> to read the value of
/// register APERF.
#define __aperf() __builtin_ia32_rdpru(__RDPRU_APERF)
#undef __DEFAULT_FN_ATTRS
#endif /* __RDPRUINTRIN_H */