| 1 | /* $Id: defs.h,v 1.22 2008/12/24 17:40:41 sgk Exp $ */
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| 2 | /*
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| 3 | * Copyright(C) Caldera International Inc. 2001-2002. All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * Redistributions of source code and documentation must retain the above
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| 10 | * copyright notice, this list of conditions and the following disclaimer.
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| 11 | * Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditionsand the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * All advertising materials mentioning features or use of this software
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| 15 | * must display the following acknowledgement:
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| 16 | * This product includes software developed or owned by Caldera
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| 17 | * International, Inc.
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| 18 | * Neither the name of Caldera International, Inc. nor the names of other
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| 19 | * contributors may be used to endorse or promote products derived from
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| 20 | * this software without specific prior written permission.
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| 21 | *
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| 22 | * USE OF THE SOFTWARE PROVIDED FOR UNDER THIS LICENSE BY CALDERA
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| 23 | * INTERNATIONAL, INC. AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR
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| 24 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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| 25 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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| 26 | * DISCLAIMED. IN NO EVENT SHALL CALDERA INTERNATIONAL, INC. BE LIABLE
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| 27 | * FOR ANY DIRECT, INDIRECT INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 28 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 29 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 30 | * HOWEVER CAUSED AND ON ANY THEORY OFLIABILITY, WHETHER IN CONTRACT,
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| 31 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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| 32 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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| 33 | * POSSIBILITY OF SUCH DAMAGE.
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| 34 | */
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| 35 | #include <stdio.h>
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| 36 | #include <ctype.h>
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| 37 | #include <stdlib.h>
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| 38 |
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| 39 | #define VL 6
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| 40 | #define XL 8
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| 41 |
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| 42 | #define MAXINCLUDES 10
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| 43 | #define MAXLITERALS 20
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| 44 | #define MAXCTL 20
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| 45 | #define MAXHASH 401
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| 46 | #define MAXSTNO 1000
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| 47 | #define MAXEXT 200
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| 48 | #define MAXEQUIV 150
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| 49 | #define MAXLABLIST 100
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| 50 |
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| 51 | typedef struct bigblock *bigptr;
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| 52 | typedef union chainedblock *chainp;
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| 53 |
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| 54 | extern FILE *infile;
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| 55 | extern FILE *diagfile;
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| 56 | extern long int headoffset;
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| 57 |
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| 58 | extern char token [ ];
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| 59 | extern int toklen;
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| 60 | extern int lineno;
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| 61 | extern char *infname;
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| 62 | extern int needkwd;
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| 63 | extern struct labelblock *thislabel;
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| 64 |
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| 65 | extern int mflag, tflag;
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| 66 |
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| 67 | extern flag profileflag;
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| 68 | extern flag optimflag;
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| 69 | extern flag quietflag;
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| 70 | extern flag nowarnflag;
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| 71 | extern flag ftn66flag;
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| 72 | extern flag shiftcase;
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| 73 | extern flag undeftype;
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| 74 | extern flag shortsubs;
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| 75 | extern flag onetripflag;
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| 76 | extern flag checksubs;
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| 77 | extern flag debugflag;
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| 78 | extern int nerr;
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| 79 | extern int nwarn;
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| 80 | extern int ndata;
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| 81 |
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| 82 | extern int parstate;
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| 83 | extern flag headerdone;
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| 84 | extern int blklevel;
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| 85 | extern flag saveall;
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| 86 | extern flag substars;
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| 87 | extern int impltype[ ];
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| 88 | extern int implleng[ ];
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| 89 | extern int implstg[ ];
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| 90 |
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| 91 | extern int tyint;
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| 92 | extern int tylogical;
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| 93 | extern ftnint typesize[];
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| 94 | extern int typealign[];
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| 95 | extern int procno;
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| 96 | extern int proctype;
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| 97 | extern char * procname;
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| 98 | extern int rtvlabel[ ];
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| 99 | extern int fudgelabel; /* to confuse the pdp11 optimizer */
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| 100 | extern struct bigblock *typeaddr;
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| 101 | extern struct bigblock *retslot;
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| 102 | extern int cxslot;
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| 103 | extern int chslot;
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| 104 | extern int chlgslot;
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| 105 | extern int procclass;
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| 106 | extern ftnint procleng;
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| 107 | extern int nentry;
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| 108 | extern flag multitype;
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| 109 | extern int blklevel;
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| 110 | extern int lastlabno;
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| 111 | extern int lastvarno;
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| 112 | extern int lastargslot;
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| 113 | extern int argloc;
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| 114 | extern ftnint autoleng;
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| 115 | extern ftnint bssleng;
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| 116 | extern int retlabel;
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| 117 | extern int ret0label;
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| 118 | extern int dorange;
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| 119 | extern int regnum[ ];
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| 120 | extern bigptr regnamep[ ];
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| 121 | extern int maxregvar;
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| 122 | extern int highregvar;
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| 123 |
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| 124 | extern chainp templist;
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| 125 | extern chainp holdtemps;
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| 126 | extern chainp entries;
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| 127 | extern chainp rpllist;
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| 128 | extern chainp curdtp;
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| 129 | extern ftnint curdtelt;
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| 130 | extern flag toomanyinit;
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| 131 |
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| 132 | extern flag inioctl;
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| 133 | extern int iostmt;
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| 134 | extern struct bigblock *ioblkp;
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| 135 | extern int nioctl;
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| 136 | extern int nequiv;
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| 137 | extern int nintnames;
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| 138 | extern int nextnames;
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| 139 | |
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| 140 |
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| 141 | struct chain
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| 142 | {
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| 143 | chainp nextp;
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| 144 | bigptr datap;
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| 145 | };
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| 146 |
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| 147 | extern chainp chains;
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| 148 |
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| 149 | struct ctlframe
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| 150 | {
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| 151 | unsigned ctltype:8;
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| 152 | unsigned dostepsign:8;
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| 153 | int ctlabels[4];
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| 154 | int dolabel;
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| 155 | struct bigblock *donamep;
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| 156 | bigptr domax;
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| 157 | bigptr dostep;
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| 158 | };
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| 159 | #define endlabel ctlabels[0]
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| 160 | #define elselabel ctlabels[1]
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| 161 | #define dobodylabel ctlabels[1]
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| 162 | #define doposlabel ctlabels[2]
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| 163 | #define doneglabel ctlabels[3]
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| 164 | extern struct ctlframe ctls[ ];
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| 165 | extern struct ctlframe *ctlstack;
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| 166 | extern struct ctlframe *lastctl;
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| 167 |
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| 168 | struct extsym
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| 169 | {
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| 170 | char extname[XL];
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| 171 | unsigned extstg:4;
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| 172 | unsigned extsave:1;
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| 173 | unsigned extinit:1;
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| 174 | chainp extp;
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| 175 | ftnint extleng;
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| 176 | ftnint maxleng;
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| 177 | };
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| 178 |
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| 179 | extern struct extsym extsymtab[ ];
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| 180 | extern struct extsym *nextext;
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| 181 | extern struct extsym *lastext;
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| 182 |
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| 183 | struct labelblock
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| 184 | {
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| 185 | int labelno;
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| 186 | unsigned blklevel:8;
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| 187 | unsigned labused:1;
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| 188 | unsigned labinacc:1;
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| 189 | unsigned labdefined:1;
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| 190 | unsigned labtype:2;
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| 191 | ftnint stateno;
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| 192 | };
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| 193 |
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| 194 | extern struct labelblock labeltab[ ];
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| 195 | extern struct labelblock *labtabend;
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| 196 | extern struct labelblock *highlabtab;
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| 197 |
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| 198 | struct entrypoint
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| 199 | {
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| 200 | chainp nextp;
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| 201 | struct extsym *entryname;
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| 202 | chainp arglist;
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| 203 | int entrylabel;
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| 204 | int typelabel;
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| 205 | ptr enamep;
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| 206 | };
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| 207 |
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| 208 | struct primblock
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| 209 | {
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| 210 | struct bigblock *namep;
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| 211 | struct bigblock *argsp;
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| 212 | bigptr fcharp;
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| 213 | bigptr lcharp;
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| 214 | };
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| 215 |
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| 216 |
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| 217 | struct hashentry
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| 218 | {
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| 219 | int hashval;
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| 220 | struct bigblock *varp;
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| 221 | };
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| 222 | extern struct hashentry hashtab[ ];
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| 223 | extern struct hashentry *lasthash;
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| 224 |
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| 225 | struct intrpacked /* bits for intrinsic function description */
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| 226 | {
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| 227 | unsigned f1:3;
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| 228 | unsigned f2:4;
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| 229 | unsigned f3:7;
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| 230 | };
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| 231 |
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| 232 | struct nameblock
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| 233 | {
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| 234 | char varname[VL];
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| 235 | unsigned vdovar:1;
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| 236 | unsigned vdcldone:1;
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| 237 | unsigned vadjdim:1;
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| 238 | unsigned vsave:1;
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| 239 | unsigned vprocclass:3;
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| 240 | unsigned vregno:4;
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| 241 | union {
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| 242 | int varno;
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| 243 | chainp vstfdesc; /* points to (formals, expr) pair */
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| 244 | struct intrpacked intrdesc; /* bits for intrinsic function */
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| 245 | } vardesc;
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| 246 | struct dimblock *vdim;
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| 247 | int voffset;
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| 248 | };
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| 249 |
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| 250 |
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| 251 | struct paramblock
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| 252 | {
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| 253 | char varname[VL];
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| 254 | bigptr paramval;
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| 255 | } ;
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| 256 |
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| 257 |
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| 258 | struct exprblock
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| 259 | {
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| 260 | unsigned opcode:6;
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| 261 | bigptr leftp;
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| 262 | bigptr rightp;
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| 263 | };
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| 264 |
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| 265 | struct dcomplex {
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| 266 | double dreal, dimag;
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| 267 | };
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| 268 |
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| 269 | union constant
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| 270 | {
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| 271 | char *ccp;
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| 272 | ftnint ci;
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| 273 | double cd[2];
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| 274 | struct dcomplex dc;
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| 275 | };
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| 276 |
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| 277 | struct constblock
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| 278 | {
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| 279 | union constant fconst;
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| 280 | };
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| 281 |
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| 282 |
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| 283 | struct listblock
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| 284 | {
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| 285 | chainp listp;
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| 286 | };
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| 287 |
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| 288 |
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| 289 |
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| 290 | struct addrblock
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| 291 | {
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| 292 | int memno;
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| 293 | bigptr memoffset;
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| 294 | unsigned istemp:1;
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| 295 | unsigned ntempelt:10;
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| 296 | };
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| 297 |
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| 298 |
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| 299 |
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| 300 | struct errorblock
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| 301 | {
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| 302 | int pad;
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| 303 | };
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| 304 |
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| 305 |
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| 306 | struct dimblock
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| 307 | {
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| 308 | int ndim;
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| 309 | bigptr nelt;
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| 310 | bigptr baseoffset;
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| 311 | bigptr basexpr;
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| 312 | struct
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| 313 | {
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| 314 | bigptr dimsize;
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| 315 | bigptr dimexpr;
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| 316 | } dims[1];
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| 317 | };
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| 318 |
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| 319 |
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| 320 | struct impldoblock /* XXXX */
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| 321 | {
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| 322 | #define isactive vtype
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| 323 | #define isbusy vclass
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| 324 | struct bigblock *varnp;
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| 325 | struct bigblock *varvp;
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| 326 | bigptr implb;
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| 327 | bigptr impub;
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| 328 | bigptr impstep;
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| 329 | ftnint impdiff;
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| 330 | ftnint implim;
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| 331 | chainp datalist;
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| 332 | };
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| 333 |
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| 334 |
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| 335 | struct rplblock /* name replacement block */
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| 336 | {
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| 337 | chainp nextp;
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| 338 | struct bigblock *rplnp;
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| 339 | ptr rplvp;
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| 340 | struct bigblock *rplxp;
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| 341 | int rpltag;
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| 342 | };
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| 343 |
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| 344 |
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| 345 |
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| 346 | struct equivblock
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| 347 | {
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| 348 | ptr equivs;
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| 349 | unsigned eqvinit:1;
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| 350 | long int eqvtop;
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| 351 | long int eqvbottom;
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| 352 | } ;
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| 353 | #define eqvleng eqvtop
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| 354 |
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| 355 | extern struct equivblock eqvclass[ ];
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| 356 |
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| 357 |
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| 358 | struct eqvchain
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| 359 | {
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| 360 | chainp nextp;
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| 361 | ptr eqvitem;
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| 362 | long int eqvoffset;
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| 363 | } ;
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| 364 |
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| 365 | union chainedblock
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| 366 | {
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| 367 | struct chain chain;
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| 368 | struct entrypoint entrypoint;
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| 369 | struct rplblock rplblock;
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| 370 | struct eqvchain eqvchain;
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| 371 | };
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| 372 |
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| 373 |
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| 374 | struct bigblock {
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| 375 | unsigned tag:4;
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| 376 | unsigned vtype:4;
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| 377 | unsigned vclass:4;
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| 378 | unsigned vstg:4;
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| 379 | bigptr vleng;
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| 380 | union {
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| 381 | struct exprblock _expr;
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| 382 | struct addrblock _addr;
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| 383 | struct constblock _const;
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| 384 | struct errorblock _error;
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| 385 | struct listblock _list;
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| 386 | struct primblock _prim;
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| 387 | struct nameblock _name;
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| 388 | struct paramblock _param;
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| 389 | struct impldoblock _impldo;
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| 390 | } _u;
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| 391 | #define b_expr _u._expr
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| 392 | #define b_addr _u._addr
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| 393 | #define b_const _u._const
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| 394 | #define b_error _u._error
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| 395 | #define b_list _u._list
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| 396 | #define b_prim _u._prim
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| 397 | #define b_name _u._name
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| 398 | #define b_param _u._param
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| 399 | #define b_impldo _u._impldo
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| 400 | };
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| 401 |
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| 402 | struct literal
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| 403 | {
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| 404 | short littype;
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| 405 | short litnum;
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| 406 | union {
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| 407 | ftnint litival;
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| 408 | double litdval;
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| 409 | struct {
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| 410 | char litclen; /* small integer */
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| 411 | char litcstr[XL];
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| 412 | } litcval;
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| 413 | } litval;
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| 414 | };
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| 415 |
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| 416 | extern struct literal litpool[ ];
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| 417 | extern int nliterals;
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| 418 |
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| 419 |
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| 420 |
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| 421 |
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| 422 |
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| 423 | /* popular functions with non integer return values */
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| 424 | #define expptr bigptr
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| 425 | #define tagptr bigptr
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| 426 |
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| 427 | ptr cpblock(int ,void *);
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| 428 |
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| 429 | ptr ckalloc(int);
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| 430 | char *varstr(int, char *), *nounder(int, char *), *varunder(int, char *);
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| 431 | char *copyn(int, char *), *copys(char *);
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| 432 | chainp hookup(chainp, chainp), mkchain(bigptr, chainp);
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| 433 | ftnint convci(int, char *), iarrlen(struct bigblock *q);
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| 434 | ftnint lmin(ftnint, ftnint), lmax(ftnint, ftnint);
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| 435 | ftnint simoffset(expptr *);
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| 436 | char *memname(int, int), *convic(ftnint), *setdoto(char *);
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| 437 | double convcd(int, char *);
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| 438 | struct extsym *mkext(char *),
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| 439 | *newentry(struct bigblock *),
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| 440 | *comblock(int, char *s);
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| 441 | struct bigblock *mkname(int, char *);
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| 442 | struct labelblock *mklabel(ftnint);
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| 443 | struct bigblock *addrof(expptr), *call1(int, char *, expptr),
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| 444 | *call2(int, char *, expptr, expptr),
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| 445 | *call3(int, char *, expptr, expptr, expptr),
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| 446 | *call4(int, char *, expptr, expptr, expptr, expptr);
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| 447 | struct bigblock *call0(int, char *), *mkexpr(int, bigptr, bigptr);
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| 448 | struct bigblock *callk(int, char *, bigptr);
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| 449 |
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| 450 | struct bigblock *builtin(int, char *), *fmktemp(int, bigptr),
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| 451 | *mktmpn(int, int, bigptr), *nextdata(ftnint *, ftnint *),
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| 452 | *autovar(int, int, bigptr), *mklhs(struct bigblock *),
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| 453 | *mkaddr(struct bigblock *), *putconst(struct bigblock *),
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| 454 | *memversion(struct bigblock *);
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| 455 | struct bigblock *mkscalar(struct bigblock *np);
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| 456 | struct bigblock *realpart(struct bigblock *p);
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| 457 | struct bigblock *imagpart(struct bigblock *p);
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| 458 |
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| 459 | struct bigblock *mkintcon(ftnint), *mkbitcon(int, int, char *),
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| 460 | *mklogcon(int), *mkaddcon(int), *mkrealcon(int, double),
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| 461 | *mkstrcon(int, char *), *mkcxcon(bigptr,bigptr);
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| 462 | bigptr mkconst(int t);
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| 463 |
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| 464 | bigptr mklist(chainp p);
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| 465 | bigptr mkiodo(chainp, chainp);
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| 466 |
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| 467 |
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| 468 | bigptr mkconv(int, bigptr),
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| 469 | mkfunct(struct bigblock *), fixexpr(struct bigblock *),
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| 470 | fixtype(bigptr);
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| 471 |
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| 472 |
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| 473 | bigptr cpexpr(bigptr), mkprim(bigptr, struct bigblock *, bigptr, bigptr);
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| 474 | struct bigblock *mkarg(int, int);
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| 475 | struct bigblock *errnode(void);
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| 476 | void initkey(void), prtail(void), puteof(void), done(int);
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| 477 | void fileinit(void), procinit(void), endproc(void), doext(void), preven(int);
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| 478 | int inilex(char *), yyparse(void), newlabel(void), lengtype(int, int);
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| 479 | void err(char *, ...), warn(char *, ...), fatal(char *, ...), enddcl(void);
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| 480 | void p2pass(char *s), frexpr(bigptr), execerr(char *, ...);
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| 481 | void setimpl(int, ftnint, int, int), setlog(void), newproc(void);
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| 482 | void prdbginfo(void), impldcl(struct bigblock *p);
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| 483 | void putbracket(void), enddcl(void), doequiv(void);
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| 484 | void puthead(char *), startproc(struct extsym *, int);
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| 485 | void dclerr(char *s, struct bigblock *v), putforce(int, bigptr);
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| 486 | void entrypt(int, int, ftnint, struct extsym *, chainp);
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| 487 | void settype(struct bigblock *, int, int), putlabel(int);
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| 488 | void putbranch(struct bigblock *p), goret(int), putrbrack(int);
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| 489 | void prolog(struct entrypoint *, struct bigblock *), prendproc(void);
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| 490 | void prlocvar(char *, ftnint), prext(char *, ftnint, int);
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| 491 | void vardcl(struct bigblock *v), frchain(chainp *p);
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| 492 | void frtemp(struct bigblock *p), incomm(struct extsym *, struct bigblock *);
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| 493 | void setintr(struct bigblock * v), setext(struct bigblock * v);
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| 494 | struct uux { expptr lb, ub; };
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| 495 | void setbound(struct bigblock *, int, struct uux []);
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| 496 | void setfmt(struct labelblock *lp), frdata(chainp), frrpl(void),
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| 497 | dataval(struct bigblock *, struct bigblock *),
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| 498 | consnegop(struct bigblock *p), exdo(int, chainp), exelse(void),
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| 499 | exendif(void), exif(bigptr), exelif(bigptr),
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| 500 | exequals(struct bigblock *, bigptr),
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| 501 | exassign(struct bigblock *, struct labelblock *),
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| 502 | exarif(bigptr, struct labelblock *, struct labelblock *,
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| 503 | struct labelblock *);
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| 504 |
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| 505 |
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|---|
| 506 |
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|---|
| 507 | int intrfunct(char s[VL]), eqn(int, char *, char *);
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|---|
| 508 | int fmtstmt(struct labelblock *lp);
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|---|
| 509 | int cktype(int, int, int);
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|---|
| 510 | int yylex(void), inregister(struct bigblock *);
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|---|
| 511 | int inilex(char *), iocname(void);
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|---|
| 512 | int maxtype(int, int), flog2(ftnint), hextoi(int);
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|---|
| 513 | int cmpstr(char *, char *, ftnint, ftnint);
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|---|
| 514 | int enregister(struct bigblock *np);
|
|---|
| 515 | int conssgn(bigptr p);
|
|---|
| 516 | int fixargs(int, struct bigblock *);
|
|---|
| 517 | int addressable(bigptr p);
|
|---|
| 518 |
|
|---|
| 519 | void prlabel(int);
|
|---|
| 520 | void prconi(FILE *, int, ftnint);
|
|---|
| 521 | void prcona(ftnint);
|
|---|
| 522 | void prconr(FILE *, int, double);
|
|---|
| 523 | void prarif(bigptr, int, int, int);
|
|---|
| 524 | void putstr(char *, ftnint);
|
|---|
| 525 | NODE *putex1(bigptr p);
|
|---|
| 526 | void puteq(bigptr, bigptr);
|
|---|
| 527 | void popstack(chainp *p);
|
|---|
| 528 | void consconv(int, union constant *, int, union constant *);
|
|---|
| 529 | void yyerror(char *s);
|
|---|
| 530 | void enddo(int);
|
|---|
| 531 | void doinclude(char *);
|
|---|
| 532 | void flline(void);
|
|---|
| 533 | void startioctl(void);
|
|---|
| 534 | void endioctl(void), endio(void), ioclause(int, bigptr), doio(chainp);
|
|---|
| 535 | void excall(struct bigblock *, struct bigblock *, int, struct labelblock *[]);
|
|---|
| 536 | void exreturn(expptr p);
|
|---|
| 537 | void exstop(int, expptr);
|
|---|
| 538 | void exgoto(struct labelblock *);
|
|---|
| 539 | void exasgoto(bigptr);
|
|---|
| 540 | void putcmgo(expptr, int, struct labelblock *[]);
|
|---|
| 541 | void putexpr(expptr p);
|
|---|
| 542 | void putif(expptr, int);
|
|---|
| 543 | void putgoto(int);
|
|---|
| 544 | void deregister(struct bigblock *np);
|
|---|
| 545 | NODE *putx(expptr p);
|
|---|
| 546 | void cpn(int, char *, char *);
|
|---|
| 547 | void prcmgoto(expptr, int, int, int);
|
|---|
| 548 | char *lexline(ftnint *n);
|
|---|
| 549 | bigptr suboffset(struct bigblock *p);
|
|---|
| 550 | struct bigblock *intraddr(struct bigblock *np);
|
|---|
| 551 | struct bigblock *intrcall(bigptr, bigptr, int);
|
|---|
| 552 | void setloc(int);
|
|---|
| 553 | void prnloc(char *name);
|
|---|
| 554 | void fprint(bigptr p, int indx);
|
|---|
| 555 | void ckfree(void *p);
|
|---|
| 556 |
|
|---|
| 557 | #undef expptr
|
|---|
| 558 | #undef tagptr
|
|---|
| 559 |
|
|---|
| 560 | #define err1 err
|
|---|
| 561 | #define err2 err
|
|---|
| 562 | #define warn1 warn
|
|---|
| 563 | #define fatal1 fatal
|
|---|
