188 lines
5.3 KiB
C
188 lines
5.3 KiB
C
/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin. */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* 1. Redistributions of source code must retain the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer. */
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/* */
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/* 2. Redistributions in binary form must reproduce the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer in the documentation and/or other materials */
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/* provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/* The views and conclusions contained in the software and */
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/* documentation are those of the authors and should not be */
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/* interpreted as representing official policies, either expressed */
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/* or implied, of The University of Texas at Austin. */
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/*********************************************************************/
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#ifndef COMMON_ALPHA
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#define COMMON_ALPHA
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#ifndef ASSEMBLER
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#define MB asm("mb")
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#define WMB asm("wmb")
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static void __inline blas_lock(unsigned long *address){
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#ifndef __DECC
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unsigned long tmp1, tmp2;
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asm volatile(
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"1: ldq %1, %0\n"
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" bne %1, 2f\n"
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" ldq_l %1, %0\n"
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" bne %1, 2f\n"
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" or %1, 1, %2\n"
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" stq_c %2, %0\n"
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" beq %2, 2f\n"
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" mb\n "
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" br $31, 3f\n"
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"2: br $31, 1b\n"
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"3:\n" : "=m"(*address), "=&r"(tmp1), "=&r"(tmp2) : : "memory");
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#else
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asm (
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"10:"
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" ldq %t0, 0(%a0); "
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" bne %t0, 20f; "
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" ldq_l %t0, 0(%a0); "
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" bne %t0, 20f; "
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" or %t0, 1, %t1;"
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" stq_c %t1, 0(%a0); "
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" beq %t1, 20f; "
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" mb; "
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" br %r31,30f; "
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"20: "
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" br %r31,10b; "
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"30:", address);
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#endif
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}
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static __inline unsigned int rpcc(void){
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unsigned int r0;
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#ifndef __DECC
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asm __volatile__("rpcc %0" : "=r"(r0) : : "memory");
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#else
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r0 = asm("rpcc %v0");
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#endif
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return r0;
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}
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#define HALT ldq $0, 0($0)
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#ifndef __DECC
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#define GET_IMAGE(res) asm __volatile__("fmov $f1, %0" : "=f"(res) : : "memory")
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#else
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#define GET_IMAGE(res) res = dasm("fmov $f1, %f0")
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#endif
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#ifdef SMP
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#ifdef USE64BITINT
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static __inline long blas_quickdivide(long x, long y){
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return x/y;
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}
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#else
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extern unsigned int blas_quick_divide_table[];
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static __inline int blas_quickdivide(unsigned int x, unsigned int y){
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if (y <= 1) return x;
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return (int)((x * (unsigned long)blas_quick_divide_table[y]) >> 32);
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}
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#endif
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#endif
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#define BASE_ADDRESS ((0x1b0UL << 33) | (0x1c0UL << 23) | (0x000UL << 13))
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#ifndef PAGESIZE
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#define PAGESIZE ( 8UL << 10)
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#define HUGE_PAGESIZE ( 4 << 20)
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#endif
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#define BUFFER_SIZE (32UL << 20)
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#else
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#ifndef F_INTERFACE
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#define REALNAME ASMNAME
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#else
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#define REALNAME ASMFNAME
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#endif
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#define PROLOGUE \
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.arch ev6; \
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.set noat; \
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.set noreorder; \
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.text; \
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.align 5; \
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.globl REALNAME; \
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.ent REALNAME; \
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REALNAME:
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#ifdef PROFILE
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#define PROFCODE \
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ldgp $gp, 0($27); \
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lda $28, _mcount; \
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jsr $28, ($28), _mcount; \
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.prologue 1
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#else
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#define PROFCODE .prologue 0
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#endif
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#if defined(__linux__) && defined(__ELF__)
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#define GNUSTACK .section .note.GNU-stack,"",@progbits
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#else
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#define GNUSTACK
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#endif
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#define EPILOGUE \
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.end REALNAME; \
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.ident VERSION; \
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GNUSTACK
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#endif
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#ifdef DOUBLE
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#define SXADDQ s8addq
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#define SXSUBL s8subl
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#define LD ldt
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#define ST stt
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#define STQ stq
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#define ADD addt/su
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#define SUB subt/su
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#define MUL mult/su
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#define DIV divt/su
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#else
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#define SXADDQ s4addq
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#define SXSUBL s4subl
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#define LD lds
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#define ST sts
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#define STQ stl
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#define ADD adds/su
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#define SUB subs/su
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#define MUL muls/su
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#define DIV divs/su
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#endif
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#endif
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