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/**************************************************************************
*
* Copyright 2008 Dennis Smit
* All Rights Reserved.
*
* 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
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, 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 (including the next
* paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* AUTHORS, COPYRIGHT HOLDERS, AND/OR THEIR SUPPLIERS 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.
*
***************************************************************************/
/**
* @file
* CPU feature detection.
*
* @author Dennis Smit
* @author Based on the work of Eric Anholt <anholt@FreeBSD.org>
*/
#ifndef _UTIL_CPU_DETECT_H
#define _UTIL_CPU_DETECT_H
#include "pipe/p_compiler.h"
#include "pipe/p_config.h"
#ifdef __cplusplus
extern "C" {
#endif
struct util_cpu_caps {
unsigned nr_cpus;
/* Feature flags */
int x86_cpu_type;
unsigned cacheline;
unsigned has_intel:1;
unsigned has_tsc:1;
unsigned has_mmx:1;
unsigned has_mmx2:1;
unsigned has_sse:1;
unsigned has_sse2:1;
unsigned has_sse3:1;
unsigned has_ssse3:1;
unsigned has_sse4_1:1;
unsigned has_sse4_2:1;
unsigned has_popcnt:1;
unsigned has_avx:1;
unsigned has_avx2:1;
unsigned has_f16c:1;
unsigned has_3dnow:1;
unsigned has_3dnow_ext:1;
unsigned has_xop:1;
unsigned has_altivec:1;
unsigned has_daz:1;
};
extern struct util_cpu_caps
util_cpu_caps;
void util_cpu_detect(void);
#ifdef __cplusplus
}
#endif
#endif /* _UTIL_CPU_DETECT_H */
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