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- #include "cc.h"
- static char *kwd[] =
- {
- "$adt", "$aggr", "$append", "$complex", "$defn",
- "$delete", "$do", "$else", "$eval", "$head", "$if",
- "$local", "$loop", "$return", "$tail", "$then",
- "$union", "$whatis", "$while",
- };
- char*
- amap(char *s)
- {
- int i, bot, top, new;
- bot = 0;
- top = bot + nelem(kwd) - 1;
- while(bot <= top){
- new = bot + (top - bot)/2;
- i = strcmp(kwd[new]+1, s);
- if(i == 0)
- return kwd[new];
- if(i < 0)
- bot = new + 1;
- else
- top = new - 1;
- }
- return s;
- }
- Sym*
- acidsue(Type *t)
- {
- int h;
- Sym *s;
- if(t != T)
- for(h=0; h<nelem(hash); h++)
- for(s = hash[h]; s != S; s = s->link)
- if(s->suetag && s->suetag->link == t)
- return s;
- return 0;
- }
- Sym*
- acidfun(Type *t)
- {
- int h;
- Sym *s;
- for(h=0; h<nelem(hash); h++)
- for(s = hash[h]; s != S; s = s->link)
- if(s->type == t)
- return s;
- return 0;
- }
- char acidchar[NTYPE];
- Init acidcinit[] =
- {
- TCHAR, 'C', 0,
- TUCHAR, 'b', 0,
- TSHORT, 'd', 0,
- TUSHORT, 'u', 0,
- TLONG, 'D', 0,
- TULONG, 'U', 0,
- TVLONG, 'V', 0,
- TUVLONG, 'W', 0,
- TFLOAT, 'f', 0,
- TDOUBLE, 'F', 0,
- TARRAY, 'a', 0,
- TIND, 'X', 0,
- -1, 0, 0,
- };
- static void
- acidinit(void)
- {
- Init *p;
- for(p=acidcinit; p->code >= 0; p++)
- acidchar[p->code] = p->value;
- acidchar[TINT] = acidchar[TLONG];
- acidchar[TUINT] = acidchar[TULONG];
- if(types[TINT]->width != types[TLONG]->width) {
- acidchar[TINT] = acidchar[TSHORT];
- acidchar[TUINT] = acidchar[TUSHORT];
- if(types[TINT]->width != types[TSHORT]->width)
- warn(Z, "acidmember int not long or short");
- }
-
- }
- void
- acidmember(Type *t, long off, int flag)
- {
- Sym *s, *s1;
- Type *l;
- static int acidcharinit = 0;
- if(acidcharinit == 0) {
- acidinit();
- acidcharinit = 1;
- }
- s = t->sym;
- switch(t->etype) {
- default:
- Bprint(&outbuf, " T%d\n", t->etype);
- break;
- case TIND:
- if(s == S)
- break;
- if(flag) {
- for(l=t; l->etype==TIND; l=l->link)
- ;
- if(typesu[l->etype]) {
- s1 = acidsue(l->link);
- if(s1 != S) {
- Bprint(&outbuf, " 'A' %s %ld %s;\n",
- amap(s1->name),
- t->offset+off, amap(s->name));
- break;
- }
- }
- } else {
- Bprint(&outbuf,
- "\tprint(\"\t%s\t\", addr.%s\\X, \"\\n\");\n",
- amap(s->name), amap(s->name));
- break;
- }
- case TINT:
- case TUINT:
- case TCHAR:
- case TUCHAR:
- case TSHORT:
- case TUSHORT:
- case TLONG:
- case TULONG:
- case TVLONG:
- case TUVLONG:
- case TFLOAT:
- case TDOUBLE:
- case TARRAY:
- if(s == S)
- break;
- if(flag) {
- Bprint(&outbuf, " '%c' %ld %s;\n",
- acidchar[t->etype], t->offset+off, amap(s->name));
- } else {
- Bprint(&outbuf, "\tprint(\"\t%s\t\", addr.%s, \"\\n\");\n",
- amap(s->name), amap(s->name));
- }
- break;
- case TSTRUCT:
- case TUNION:
- s1 = acidsue(t->link);
- if(s1 == S)
- break;
- if(flag) {
- if(s == S) {
- Bprint(&outbuf, " {\n");
- for(l = t->link; l != T; l = l->down)
- acidmember(l, t->offset+off, flag);
- Bprint(&outbuf, " };\n");
- } else {
- Bprint(&outbuf, " %s %ld %s;\n",
- amap(s1->name),
- t->offset+off, amap(s->name));
- }
- } else {
- if(s != S) {
- Bprint(&outbuf, "\tprint(\"%s %s {\\n\");\n",
- amap(s1->name), amap(s->name));
- Bprint(&outbuf, "\t%s(addr.%s);\n",
- amap(s1->name), amap(s->name));
- Bprint(&outbuf, "\tprint(\"}\\n\");\n");
- } else {
- Bprint(&outbuf, "\tprint(\"%s {\\n\");\n",
- amap(s1->name));
- Bprint(&outbuf, "\t\t%s(addr+%ld);\n",
- amap(s1->name), t->offset+off);
- Bprint(&outbuf, "\tprint(\"}\\n\");\n");
- }
- }
- break;
- }
- }
- void
- acidtype(Type *t)
- {
- Sym *s;
- Type *l;
- Io *i;
- int n;
- char *an;
- if(!debug['a'])
- return;
- if(debug['a'] > 1) {
- n = 0;
- for(i=iostack; i; i=i->link)
- n++;
- if(n > 1)
- return;
- }
- s = acidsue(t->link);
- if(s == S)
- return;
- switch(t->etype) {
- default:
- Bprint(&outbuf, "T%d\n", t->etype);
- return;
- case TUNION:
- case TSTRUCT:
- if(debug['s'])
- goto asmstr;
- an = amap(s->name);
- Bprint(&outbuf, "sizeof%s = %ld;\n", an, t->width);
- Bprint(&outbuf, "aggr %s\n{\n", an);
- for(l = t->link; l != T; l = l->down)
- acidmember(l, 0, 1);
- Bprint(&outbuf, "};\n\n");
- Bprint(&outbuf, "defn\n%s(addr) {\n\tcomplex %s addr;\n", an, an);
- for(l = t->link; l != T; l = l->down)
- acidmember(l, 0, 0);
- Bprint(&outbuf, "};\n\n");
- break;
- asmstr:
- if(s == S)
- break;
- for(l = t->link; l != T; l = l->down)
- if(l->sym != S)
- Bprint(&outbuf, "#define\t%s.%s\t%ld\n",
- s->name,
- l->sym->name,
- l->offset);
- break;
- }
- }
- void
- acidvar(Sym *s)
- {
- int n;
- Io *i;
- Type *t;
- Sym *s1, *s2;
- if(!debug['a'] || debug['s'])
- return;
- if(debug['a'] > 1) {
- n = 0;
- for(i=iostack; i; i=i->link)
- n++;
- if(n > 1)
- return;
- }
- t = s->type;
- while(t && t->etype == TIND)
- t = t->link;
- if(t == T)
- return;
- if(t->etype == TENUM) {
- Bprint(&outbuf, "%s = ", amap(s->name));
- if(!typefd[t->etype])
- Bprint(&outbuf, "%lld;\n", s->vconst);
- else
- Bprint(&outbuf, "%f\n;", s->fconst);
- return;
- }
- if(!typesu[t->etype])
- return;
- s1 = acidsue(t->link);
- if(s1 == S)
- return;
- switch(s->class) {
- case CAUTO:
- case CPARAM:
- s2 = acidfun(thisfn);
- if(s2)
- Bprint(&outbuf, "complex %s %s:%s;\n",
- amap(s1->name), amap(s2->name), amap(s->name));
- break;
-
- case CSTATIC:
- case CEXTERN:
- case CGLOBL:
- case CLOCAL:
- Bprint(&outbuf, "complex %s %s;\n",
- amap(s1->name), amap(s->name));
- break;
- }
- }
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