usr/src/sys/vax/inline/machpats.c

/* Copyright (c) 1984 Regents of the University of California */

#ifndef lint
static char sccsid[] = "@(#)machpats.c  1.3     (Berkeley)      %G%";
#endif not lint

#include "inline.h"

/*
 * Pattern table for special VAX instructions.
 */
struct pats machine_ptab[] = {

#ifdef vax
        { "3,_blkcpy\n",
"       movl    (sp)+,r1\n\
        movl    (sp)+,r3\n\
        jbr     2f\n\
1:\n\
        subl2   r0,(sp)\n\
        movc3   r0,(r1),(r3)\n\
2:\n\
        movzwl  $65535,r0\n\
        cmpl    (sp),r0\n\
        jgtr    1b\n\
        movl    (sp)+,r0\n\
        movc3   r0,(r1),(r3)\n" },

        { "3,_bcopy\n",
"       movl    (sp)+,r1\n\
        movl    (sp)+,r3\n\
        movl    (sp)+,r5\n\
        movc3   r5,(r1),(r3)\n" },

        { "3,_ovbcopy\n",
"       movl    (sp)+,r3\n\
        movl    (sp)+,r4\n\
        movl    (sp)+,r5\n\
        movc3   r5,(r3),(r4)\n" },

        { "3,_blkcmp\n",
"       movl    (sp)+,r1\n\
        movl    (sp)+,r3\n\
        jbr     2f\n\
1:\n\
        subl2   r0,(sp)\n\
        cmpc3   r0,(r1),(r3)\n\
        bneq    3f\n\
2:\n\
        movzwl  $65535,r0\n\
        cmpl    (sp),r0\n\
        jgtr    1b\n\
        movl    (sp)+,r0\n\
        cmpc3   r0,(r1),(r3)\n\
3:\n" },

        { "3,_bcmp\n",
"       movl    (sp)+,r1\n\
        movl    (sp)+,r3\n\
        movl    (sp)+,r5\n\
        cmpc3   r5,(r1),(r3)\n" },

        { "2,_blkclr\n",
"       movl    (sp)+,r3\n\
        jbr     2f\n\
1:\n\
        subl2   r0,(sp)\n\
        movc5   $0,(r3),$0,r0,(r3)\n\
2:\n\
        movzwl  $65535,r0\n\
        cmpl    (sp),r0\n\
        jgtr    1b\n\
        movl    (sp)+,r0\n\
        movc5   $0,(r3),$0,r0,(r3)\n" },

        { "2,_bzero\n",
"       movl    (sp)+,r3\n\
        movl    (sp)+,r5\n\
        movc5   $0,(r3),$0,r5,(r3)\n" },

        { "3,_llocc\n",
"       movl    (sp)+,r4\n\
        movl    (sp)+,r5\n\
        movl    (sp)+,r1\n\
1:\n\
        movzwl  $65535,r0\n\
        cmpl    r5,r0\n\
        jleq    1f\n\
        subl2   r0,r5\n\
        locc    r4,r0,(r1)\n\
        jeql    1b\n\
        addl2   r5,r0\n\
        jbr     2f\n\
1:\n\
        locc    r4,r5,(r1)\n\
2:\n" },

        { "3,_locc\n",
"       movl    (sp)+,r3\n\
        movl    (sp)+,r4\n\
        movl    (sp)+,r5\n\
        locc    r3,r4,(r5)\n" },

        { "4,_scanc\n",
"       movl    (sp)+,r2\n\
        movl    (sp)+,r3\n\
        movl    (sp)+,r4\n\
        movl    (sp)+,r5\n\
        scanc   r2,(r3),(r4),r5\n" },

        { "3,_skpc\n",
"       movl    (sp)+,r3\n\
        movl    (sp)+,r4\n\
        movl    (sp)+,r5\n\
        skpc    r3,r4,(r5)\n" },

        { "2,_insque\n",
"       movl    (sp)+,r4\n\
        movl    (sp)+,r5\n\
        insque  (r4),(r5)\n" },

        { "1,_remque\n",
"       movl    (sp)+,r5\n\
        remque  (r5),r0\n" },
#endif vax

#ifdef mc68000
/* someday... */
#endif mc68000

        { "", "" }
};