/*****************************************************************************

Copyright (c) 2011-2020, The OpenBLAS Project

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.

3. Neither the name of the OpenBLAS project nor the names of

its contributors may be used to endorse or promote products

derived from this software without specific prior written

permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER 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.

**********************************************************************************/

/*********************************************************************/

/* 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. */

/*********************************************************************/

#ifndef COMMON_LOONGARCH64

#define COMMON_LOONGARCH64

#define MB __sync_synchronize()

#define WMB __sync_synchronize()

#define RMB __sync_synchronize()

#define INLINE inline

#ifndef ASSEMBLER

static inline int blas_quickdivide(blasint x, blasint y){

return x / y;

}

#ifndef NO_AFFINITY

static inline int WhereAmI(void){

int ret = 0, counter = 0;

__asm__ volatile (

"rdtimel.w %[counter], %[id]"

: [id]"=r"(ret), [counter]"=r"(counter)

:

: "memory"

);

return ret;

}

#endif

static inline int get_cpu_model(char *model_name) {

FILE *cpuinfo_file = fopen("/proc/cpuinfo", "r");

if (!cpuinfo_file) {

return 0;

}

char line[1024];

while (fgets(line, sizeof(line), cpuinfo_file)) {

if (strstr(line, "model name")) {

char *token = strtok(line, ":");

token = strtok(NULL, ":");

while (*token == ' ')

token++;

char *end = token + strlen(token) - 1;

while (end > token && (*end == '\n' || *end == '\r')) {

*end = '\0';

end--;

}

strcpy(model_name, token);

fclose(cpuinfo_file);

return 1;

}

}

fclose(cpuinfo_file);

return 0;

}

#ifdef DOUBLE

#define GET_IMAGE(res) __asm__ __volatile__("fmov.d %0, $f2" : "=f"(res) : : "memory")

#else

#define GET_IMAGE(res) __asm__ __volatile__("fmov.s %0, $f2" : "=f"(res) : : "memory")

#endif

#define GET_IMAGE_CANCEL

#else

#ifdef DOUBLE

#define LD fld.d

#define ST fst.d

#define MADD fmadd.d

#define NMADD fnmadd.d

#define MSUB fmsub.d

#define NMSUB fnmsub.d

#define ADD fadd.d

#define SUB fsub.d

#define MUL fmul.d

#define MOV fmov.d

#define CMOVT fsel

#define MTC movgr2fr.d

#define MTG movfr2gr.d

#define FABS fabs.d

#define FMIN fmin.d

#define FMINA fmina.d

#define FMAX fmax.d

#define FMAXA fmaxa.d

#define CMPEQ fcmp.ceq.d

#define CMPLE fcmp.cle.d

#define CMPLT fcmp.clt.d

#define NEG fneg.d

#define FFINT ffint.d.l

#define XVFSUB xvfsub.d

#define XVFADD xvfadd.d

#define XVFMUL xvfmul.d

#define XVFMADD xvfmadd.d

#define XVFMIN xvfmin.d

#define XVFMINA xvfmina.d

#define XVFMAX xvfmax.d

#define XVFMAXA xvfmaxa.d

#define XVCMPEQ xvfcmp.ceq.d

#define XVCMPLE xvfcmp.cle.d

#define XVCMPLT xvfcmp.clt.d

#define XVMUL xvfmul.d

#define XVMSUB xvfmsub.d

#define XVNMSUB xvfnmsub.d

#define VFSUB vfsub.d

#define VFADD vfadd.d

#define VFMUL vfmul.d

#define VFMADD vfmadd.d

#define VFMIN vfmin.d

#define VFMINA vfmina.d

#define VFMAX vfmax.d

#define VFMAXA vfmaxa.d

#define VCMPEQ vfcmp.ceq.d

#define VCMPLE vfcmp.cle.d

#define VCMPLT vfcmp.clt.d

#define VMUL vfmul.d

#define VMSUB vfmsub.d

#define VNMSUB vfnmsub.d

#else

#define LD fld.s

#define ST fst.s

#define MADD fmadd.s

#define NMADD fnmadd.s

#define MSUB fmsub.s

#define NMSUB fnmsub.s

#define ADD fadd.s

#define SUB fsub.s

#define MUL fmul.s

#define MOV fmov.s

#define CMOVT fsel

#define MTC movgr2fr.w

#define MTG movfr2gr.s

#define FABS fabs.s

#define FMIN fmin.s

#define FMINA fmina.s

#define FMAX fmax.s

#define FMAXA fmaxa.s

#define CMPEQ fcmp.ceq.s

#define CMPLE fcmp.cle.s

#define CMPLT fcmp.clt.s

#define NEG fneg.s

#define FFINT ffint.s.l

#define XVFSUB xvfsub.s

#define XVFADD xvfadd.s

#define XVFMUL xvfmul.s

#define XVFMADD xvfmadd.s

#define XVFMIN xvfmin.s

#define XVFMINA xvfmina.s

#define XVFMAX xvfmax.s

#define XVFMAXA xvfmaxa.s

#define XVCMPEQ xvfcmp.ceq.s

#define XVCMPLE xvfcmp.cle.s

#define XVCMPLT xvfcmp.clt.s

#define XVMUL xvfmul.s

#define XVMSUB xvfmsub.s

#define XVNMSUB xvfnmsub.s

#define VFSUB vfsub.s

#define VFADD vfadd.s

#define VFMUL vfmul.s

#define VFMADD vfmadd.s

#define VFMIN vfmin.s

#define VFMINA vfmina.s

#define VFMAX vfmax.s

#define VFMAXA vfmaxa.s

#define VCMPEQ vfcmp.ceq.s

#define VCMPLE vfcmp.cle.s

#define VCMPLT vfcmp.clt.s

#define VMUL vfmul.s

#define VMSUB vfmsub.s

#define VNMSUB vfnmsub.s

#endif /* defined(DOUBLE) */

#if defined(__64BIT__) && defined(USE64BITINT)

#define LDINT ld.d

#define LDARG ld.d

#define SDARG st.d

#elif defined(__64BIT__) && !defined(USE64BITINT)

#define LDINT ld.w

#define LDARG ld.d

#define SDARG st.d

#else

#define LDINT ld.w

#define LDARG ld.w

#define SDARG st.w

#endif

#ifndef F_INTERFACE

#define REALNAME ASMNAME

#else

#define REALNAME ASMFNAME

#endif /* defined(F_INTERFACE) */

#if defined(ASSEMBLER) && !defined(NEEDPARAM)

#define PROLOGUE \

#if defined(__linux__) && defined(__ELF__)

#define GNUSTACK .section .note.GNU-stack,"",@progbits

#else

#define GNUSTACK

#endif /* defined(__linux__) && defined(__ELF__) */

#ifdef __clang__

#define EPILOGUE .end

#else

#define EPILOGUE \

.end REALNAME ;\

GNUSTACK

#endif

#define PROFCODE

#define MOVT(dst, src, cc) \

bceqz cc, 1f; \

add.d dst, src, $r0; \

1:

#endif /* defined(ASSEMBLER) && !defined(NEEDPARAM) */

#endif /* defined(ASSEMBLER) */

#define SEEK_ADDRESS

#define BUFFER_SIZE ( 32 << 20)

#define PAGESIZE (16UL << 10)

#define FIXED_PAGESIZE (16UL << 10)

#define HUGE_PAGESIZE ( 2 << 20)

#define BASE_ADDRESS (START_ADDRESS - BUFFER_SIZE * MAX_CPU_NUMBER)

#ifndef MAP_ANONYMOUS

#define MAP_ANONYMOUS MAP_ANON

#endif

#endif