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xianghan228/OpenBLAS

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cpuid_alpha.c 3.97 KB
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/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* 1. Redistributions of source code must retain the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer. */
/* */
/* 2. Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials */
/* provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#if defined(__alpha) && defined(__DECC)
#include <c_asm.h>
#endif
int implver(void){
int arch;
#ifndef __DECC
asm __volatile__("implver %0" : "=r"(arch) : : "memory");
#else
arch = asm("implver %v0");
#endif
return arch;
}
void get_architecture(void){
printf("ALPHA");
}
void get_subarchitecture(void){
printf("ev%d", implver() + 4);
}
void get_subdirname(void){
printf("alpha");
}
void get_cpuconfig(void){
printf("#define EV%d\n", implver() + 4);
switch (implver()){
case 0:
printf("#define L1_DATA_SIZE 16384\n");
printf("#define L1_DATA_LINESIZE 32\n");
printf("#define L2_SIZE 2097152\n");
printf("#define L2_LINESIZE 32\n");
printf("#define DTB_DEFAULT_ENTRIES 32\n");
printf("#define DTB_SIZE 8192\n");
break;
case 1:
printf("#define L1_DATA_SIZE 16384\n");
printf("#define L1_DATA_LINESIZE 32\n");
printf("#define L2_SIZE 2097152\n");
printf("#define L2_LINESIZE 64\n");
printf("#define DTB_DEFAULT_ENTRIES 64\n");
printf("#define DTB_SIZE 8192\n");
break;
case 2:
printf("#define L1_DATA_SIZE 32768\n");
printf("#define L1_DATA_LINESIZE 64\n");
printf("#define L2_SIZE 4194304\n");
printf("#define L2_LINESIZE 64\n");
printf("#define DTB_DEFAULT_ENTRIES 64\n");
printf("#define DTB_SIZE 8192\n");
break;
}
}
void get_libname(void){
printf("ev%d\n", implver() + 4);
}
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OpenBLAS
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