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/*===---- xsavecintrin.h - XSAVEC intrinsic --------------------------------===
*
* 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
*
*===-----------------------------------------------------------------------===
*/
#ifndef __IMMINTRIN_H
#error "Never use <xsavecintrin.h> directly; include <immintrin.h> instead."
#endif
#ifndef __XSAVECINTRIN_H
#define __XSAVECINTRIN_H
/* Define the default attributes for the functions in this file. */
#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("xsavec")))
/// Performs a full or partial save of processor state to the memory at
/// \a __p. The exact state saved depends on the 64-bit mask \a __m and
/// processor control register \c XCR0.
///
/// \code{.operation}
/// mask[62:0] := __m[62:0] AND XCR0[62:0]
/// FOR i := 0 TO 62
/// IF mask[i] == 1
/// CASE (i) OF
/// 0: save X87 FPU state
/// 1: save SSE state
/// DEFAULT: __p.Ext_Save_Area[i] := ProcessorState[i]
/// FI
/// ENDFOR
/// __p.Header.XSTATE_BV[62:0] := INIT_FUNCTION(mask[62:0])
/// \endcode
///
/// \headerfile <immintrin.h>
///
/// This intrinsic corresponds to the \c XSAVEC instruction.
///
/// \param __p
/// Pointer to the save area; must be 64-byte aligned.
/// \param __m
/// A 64-bit mask indicating what state should be saved.
static __inline__ void __DEFAULT_FN_ATTRS
_xsavec(void *__p, unsigned long long __m) {
__builtin_ia32_xsavec(__p, __m);
}
#ifdef __x86_64__
/// Performs a full or partial save of processor state to the memory at
/// \a __p. The exact state saved depends on the 64-bit mask \a __m and
/// processor control register \c XCR0.
///
/// \code{.operation}
/// mask[62:0] := __m[62:0] AND XCR0[62:0]
/// FOR i := 0 TO 62
/// IF mask[i] == 1
/// CASE (i) OF
/// 0: save X87 FPU state
/// 1: save SSE state
/// DEFAULT: __p.Ext_Save_Area[i] := ProcessorState[i]
/// FI
/// ENDFOR
/// __p.Header.XSTATE_BV[62:0] := INIT_FUNCTION(mask[62:0])
/// \endcode
///
/// \headerfile <immintrin.h>
///
/// This intrinsic corresponds to the \c XSAVEC64 instruction.
///
/// \param __p
/// Pointer to the save area; must be 64-byte aligned.
/// \param __m
/// A 64-bit mask indicating what state should be saved.
static __inline__ void __DEFAULT_FN_ATTRS
_xsavec64(void *__p, unsigned long long __m) {
__builtin_ia32_xsavec64(__p, __m);
}
#endif
#undef __DEFAULT_FN_ATTRS
#endif