Annotation of OpenXM_contrib2/asir2000/parse/struct.c, Revision 1.3
1.2 noro 1: /*
2: * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
3: * All rights reserved.
4: *
5: * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
6: * non-exclusive and royalty-free license to use, copy, modify and
7: * redistribute, solely for non-commercial and non-profit purposes, the
8: * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
9: * conditions of this Agreement. For the avoidance of doubt, you acquire
10: * only a limited right to use the SOFTWARE hereunder, and FLL or any
11: * third party developer retains all rights, including but not limited to
12: * copyrights, in and to the SOFTWARE.
13: *
14: * (1) FLL does not grant you a license in any way for commercial
15: * purposes. You may use the SOFTWARE only for non-commercial and
16: * non-profit purposes only, such as academic, research and internal
17: * business use.
18: * (2) The SOFTWARE is protected by the Copyright Law of Japan and
19: * international copyright treaties. If you make copies of the SOFTWARE,
20: * with or without modification, as permitted hereunder, you shall affix
21: * to all such copies of the SOFTWARE the above copyright notice.
22: * (3) An explicit reference to this SOFTWARE and its copyright owner
23: * shall be made on your publication or presentation in any form of the
24: * results obtained by use of the SOFTWARE.
25: * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
1.3 ! noro 26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
1.2 noro 27: * for such modification or the source code of the modified part of the
28: * SOFTWARE.
29: *
30: * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
31: * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
32: * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
33: * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
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35: * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
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37: * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
38: * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
39: * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
40: * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
41: * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
42: * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
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44: * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
45: * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
46: * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
47: *
1.3 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2000/parse/struct.c,v 1.2 2000/08/21 08:31:47 noro Exp $
1.2 noro 49: */
1.1 noro 50: #include "ca.h"
51: #include "parse.h"
52: #include "comp.h"
53:
54: struct oSS oLSS;
55: SS LSS = &oLSS;
56:
57: void structdef(name,member)
58: char *name;
59: NODE member;
60: {
61: int i,j,k,type;
62: SDEF sdef,s;
63: NODE n,ms;
64: char *mname,*sname;
65:
66: for ( s = LSS->sa, i = 0; i < LSS->n; i++ )
67: if ( !strcmp(s[i].name,name) ) {
68: fprintf(stderr,"redeclaration of %s\n",name); break;
69: }
70: if ( !LSS->sa || ((i == LSS->n)&&(LSS->n==LSS->asize)) )
71: reallocarray((char **)&LSS->sa,(int *)&LSS->asize,(int *)&LSS->n,(int)sizeof(struct oSDEF));
72: sdef = &LSS->sa[i];
73: if ( i == LSS->n )
74: LSS->n++;
75: for ( i = 0, n = member; n; n = NEXT(n), i++ );
76: sdef->name = (char *)MALLOC(strlen(name)+1);
77: bcopy(name,sdef->name,strlen(name)+1);
78: for ( j = 0, n = member; n; n = NEXT(n) )
79: for ( ms = NEXT((NODE)BDY(n)); ms; ms = NEXT(ms), j++ );
80: sdef->n = j;
81: sdef->f = (struct oFIELD *)MALLOC(sdef->n*sizeof(struct oFIELD));
82: for ( j = 0, n = member; n; n = NEXT(n) ) {
83: ms = (NODE)BDY(n);
84: if ( sname = (char *)BDY(ms) ) {
85: for ( s = LSS->sa, k = 0; k < LSS->n; k++ )
86: if ( !strcmp(s[k].name,sname) )
87: break;
88: if ( k == LSS->n ) {
89: fprintf(stderr,"%s: undefined structure\n",sname); return;
90: } else
91: type = k;
92: } else
93: type = -1;
94: for ( ms = NEXT(ms); ms; ms = NEXT(ms), j++ ) {
95: mname = (char *)MALLOC(strlen(BDY(ms))+1);
96: bcopy(BDY(ms),mname,strlen(BDY(ms))+1);
97: sdef->f[j].name = mname; sdef->f[j].type = type;
98: }
99: }
100: }
101:
102: void setstruct(name,vars)
103: char *name;
104: NODE vars;
105: {
106: SDEF s;
107: int i;
108: NODE n;
109:
110: for ( s = LSS->sa, i = 0; i < LSS->n; i++ )
111: if ( !strcmp(s[i].name,name) )
112: break;
113: if ( i == LSS->n ) {
114: fprintf(stderr,"%s: undefined structure\n",name); return;
115: }
116: s = &LSS->sa[i];
117: for ( n = vars; n; n = NEXT(n) )
118: CPVS->va[(int)BDY(n)].type = i;
119: }
120:
121: void newstruct(type,rp)
122: int type;
123: COMP *rp;
124: {
125: NEWCOMP(*rp,LSS->sa[type].n); (*rp)->type = type;
126: }
127:
128: int structtoindex(name)
129: char *name;
130: {
131: SDEF s;
132: int i;
133:
134: for ( s = LSS->sa, i = 0; i < LSS->n; i++ )
135: if ( !strcmp(s[i].name,name) )
136: break;
137: if ( i == LSS->n ) {
138: fprintf(stderr,"%s: undefined structure\n",name); return -1; /* XXX */
139: } else
140: return i;
141: }
142:
143: int membertoindex(type,name)
144: int type;
145: char *name;
146: {
147: SDEF s;
148: FIELD f;
149: int i;
150:
151: s = &LSS->sa[type];
152: for ( f = s->f, i = 0; i < s->n; i++ )
153: if ( !strcmp(f[i].name,name) )
154: break;
155: if ( i == s->n ) {
156: fprintf(stderr,"structure has no member named `%s'\n",name);
157: return -1;
158: } else
159: return i;
160: }
161:
162: int indextotype(type,index)
163: int type,index;
164: {
165: return LSS->sa[type].f[index].type;
166: }
167:
168: int gettype(index)
169: unsigned int index;
170: {
171: if ( MSB & index )
172: return (int)GPVS->va[index&~MSB].type;
173: else
174: return (int)CPVS->va[index].type;
175: }
176:
177: int getcompsize(type)
178: int type;
179: {
180: return LSS->sa[type].n;
181: }
182:
183: void getmember(expr,memp)
184: FNODE expr;
185: Obj *memp;
186: {
187: int i;
188: FNODE root;
189: COMP t;
190: PV v0;
191: NODE2 mchain;
192:
193: root = (FNODE)FA1(expr); mchain = (NODE2)FA2(expr);
194: if ( ID(root) == I_PVAR ) {
195: i = (int)FA0(root);
196: v0 = i>=0?&CPVS->va[(unsigned int)i]:&GPVS->va[((unsigned int)i)&~MSB];
197: t = (COMP)v0->priv;
198: } else
199: t = (COMP)eval(root);
200: for ( ; mchain; mchain = NEXT(mchain) )
201: t = (COMP)(t->member[(int)BDY1(mchain)]);
202: *memp = (Obj)t;
203: }
204:
205: void getmemberp(expr,addrp)
206: FNODE expr;
207: Obj **addrp;
208: {
209: int i;
210: FNODE root;
211: COMP t;
212: PV v0;
213: COMP *addr;
214: NODE2 mchain;
215:
216: root = (FNODE)FA1(expr); mchain = (NODE2)FA2(expr);
217: if ( ID(root) == I_PVAR ) {
218: i = (int)FA0(root);
219: v0 = i>=0?&CPVS->va[(unsigned int)i]:&GPVS->va[((unsigned int)i)&~MSB];
220: addr = (COMP *)&v0->priv;
221: } else {
222: t = (COMP)eval(root);
223: addr = (COMP *)&t;
224: }
225: for ( ; mchain; mchain = NEXT(mchain) )
226: addr = (COMP *)&((*addr)->member[(int)BDY1(mchain)]);
227: *addrp = (Obj *)addr;
228: }
229:
230: void getarrayp(a,ind,addrp)
231: Obj a;
232: NODE ind;
233: Obj **addrp;
234: {
235: Obj len,row,col;
236: Obj *addr;
237:
238: switch ( OID(a) ) {
239: case O_VECT:
240: len = (Obj)BDY(ind);
241: if ( !rangecheck(len,((VECT)a)->len) )
242: error("getarrayp : Out of range");
243: else
244: addr = (Obj *)&(BDY((VECT)a)[QTOS((Q)len)]);
245: break;
246: case O_MAT:
247: row = (Obj)BDY(ind); col = (Obj)BDY(NEXT(ind));
248: if ( !rangecheck(row,((MAT)a)->row)
249: || !rangecheck(col,((MAT)a)->col) )
250: error("getarrayp : Out of range");
251: else
252: addr = (Obj *)&(BDY((MAT)a)[QTOS((Q)row)][QTOS((Q)col)]);
253: break;
254: default:
255: addr = 0;
256: break;
257: }
258: *addrp = addr;
259: }
260:
261: void memberofstruct(pexpr,name,exprp)
262: FNODE pexpr;
263: char *name;
264: FNODE *exprp;
265: {
266: NODE2 n,*np;
267: int type,ind;
268:
269: if ( pexpr->id != I_CAST ) {
270: if ( pexpr->id == I_PVAR )
271: pexpr = (FNODE)mkfnode(3,I_CAST,gettype((unsigned int)pexpr->arg[0]),pexpr,0);
272: else
273: error("memberofstruct : ???");
274: }
275: if ( !pexpr->arg[2] ) {
276: np = (NODE2 *)&(pexpr->arg[2]); type = (int)pexpr->arg[0];
277: } else {
278: for ( n = (NODE2)pexpr->arg[2]; NEXT(n); n = NEXT(n) );
279: np = &NEXT(n); type = (int)BDY2(n);
280: }
281: ind = membertoindex(type,name);
282: MKNODE2(*np,ind,indextotype(type,ind),0);
283: *exprp = pexpr;
284: }
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