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- #include "l.h"
- void
- listinit(void)
- {
- fmtinstall('R', Rconv);
- fmtinstall('A', Aconv);
- fmtinstall('D', Dconv);
- fmtinstall('S', Sconv);
- fmtinstall('P', Pconv);
- }
- static Prog *bigP;
- int
- Pconv(Fmt *fp)
- {
- char str[STRINGSZ], s[20];
- Prog *p;
- p = va_arg(fp->args, Prog*);
- bigP = p;
- sprint(str, "(%ld) %A %D,%D",
- p->line, p->as, &p->from, &p->to);
- if(p->from.field) {
- sprint(s, ",%d,%d", p->to.field, p->from.field);
- strcat(str, s);
- }
- bigP = P;
- return fmtstrcpy(fp, str);
- }
- int
- Aconv(Fmt *fp)
- {
- return fmtstrcpy(fp, anames[va_arg(fp->args, int)]);
- }
- int
- Xconv(Fmt *fp)
- {
- char str[20], s[10];
- int i0, i1;
- str[0] = 0;
- i0 = va_arg(fp->args, int) & D_MASK;
- i1 = va_arg(fp->args, int);
- if(i0 != D_NONE) {
- sprint(str, "(%R.", i0);
- sprint(s, "%c*%c)",
- "WWWWLLLL"[i1],
- "12481248"[i1]);
- strcat(str, s);
- }
- return fmtstrcpy(fp, str);
- }
- int
- Dconv(Fmt *fp)
- {
- char str[40], s[20];
- Adr *a;
- int i, j;
- long d;
- a = va_arg(fp->args, Adr*);
- i = a->index;
- if(i != D_NONE) {
- a->index = D_NONE;
- d = a->displace;
- a->displace = 0;
- switch(i & I_MASK) {
- default:
- sprint(str, "???%ld(%D)", d, a);
- break;
- case I_INDEX1:
- sprint(str, "%D", a);
- break;
- case I_INDEX2:
- if(d)
- sprint(str, "%ld(%D)", d, a);
- else
- sprint(str, "(%D)", a);
- break;
- case I_INDEX3:
- if(d)
- sprint(str, "%ld(%D", d, a);
- else
- sprint(str, "(%D", a);
- break;
- }
- if(i != D_NONE) {
- j = a->scale & 7;
- sprint(strchr(str,0), "(%R.", i);
- sprint(strchr(str,0), "%c*%c)",
- "WWWWLLLL"[j],
- "12481248"[j]);
- }
- if((i & I_MASK) == I_INDEX3)
- strcat(str, ")");
- a->displace = d;
- a->index = i;
- goto out;
- }
- i = a->type;
- j = i & I_MASK;
- if(j) {
- a->type = i & D_MASK;
- d = a->offset;
- a->offset = 0;
- switch(j) {
- case I_INDINC:
- sprint(str, "(%D)+", a);
- break;
- case I_INDDEC:
- sprint(str, "-(%D)", a);
- break;
- case I_INDIR:
- if(d)
- sprint(str, "%ld(%D)", d, a);
- else
- sprint(str, "(%D)", a);
- break;
- case I_ADDR:
- a->offset = d;
- sprint(str, "$%D", a);
- break;
- }
- a->type = i;
- a->offset = d;
- goto out;
- }
- switch(i) {
- default:
- sprint(str, "%R", i);
- break;
- case D_NONE:
- str[0] = 0;
- break;
- case D_BRANCH:
- if(bigP != P && bigP->pcond != P)
- if(a->sym != S)
- sprint(str, "%lux+%s", bigP->pcond->pc,
- a->sym->name);
- else
- sprint(str, "%lux", bigP->pcond->pc);
- else
- sprint(str, "%ld(PC)", a->offset);
- break;
- case D_EXTERN:
- sprint(str, "%s+%ld(SB)", a->sym->name, a->offset);
- break;
- case D_STATIC:
- sprint(str, "%s<%d>+%ld(SB)", a->sym->name,
- a->sym->version, a->offset);
- break;
- case D_AUTO:
- sprint(str, "%s+%ld(SP)", a->sym->name, a->offset);
- break;
- case D_PARAM:
- if(a->sym)
- sprint(str, "%s+%ld(FP)", a->sym->name, a->offset);
- else
- sprint(str, "%ld(FP)", a->offset);
- break;
- case D_CONST:
- sprint(str, "$%ld", a->offset);
- break;
- case D_STACK:
- sprint(str, "TOS+%ld", a->offset);
- break;
- case D_QUICK:
- sprint(str, "$Q%ld", a->offset);
- break;
- case D_FCONST:
- sprint(str, "$(%.8lux,%.8lux)", a->ieee.h, a->ieee.l);
- goto out;
- case D_SCONST:
- sprint(str, "$\"%S\"", a->scon);
- goto out;
- }
- if(a->displace) {
- sprint(s, "/%ld", a->displace);
- strcat(str, s);
- }
- out:
- return fmtstrcpy(fp, str);
- }
- int
- Rconv(Fmt *fp)
- {
- char str[20];
- int r;
- r = va_arg(fp->args, int);
- if(r >= D_R0 && r < D_R0+NREG)
- sprint(str, "R%d", r-D_R0);
- else
- if(r >= D_A0 && r < D_A0+NREG)
- sprint(str, "A%d", r-D_A0);
- else
- if(r >= D_F0 && r < D_F0+NREG)
- sprint(str, "F%d", r-D_F0);
- else
- switch(r) {
- default:
- sprint(str, "gok(%d)", r);
- break;
- case D_NONE:
- sprint(str, "NONE");
- break;
- case D_TOS:
- sprint(str, "TOS");
- break;
- case D_CCR:
- sprint(str, "CCR");
- break;
- case D_SR:
- sprint(str, "SR");
- break;
- case D_SFC:
- sprint(str, "SFC");
- break;
- case D_DFC:
- sprint(str, "DFC");
- break;
- case D_CACR:
- sprint(str, "CACR");
- break;
- case D_USP:
- sprint(str, "USP");
- break;
- case D_VBR:
- sprint(str, "VBR");
- break;
- case D_CAAR:
- sprint(str, "CAAR");
- break;
- case D_MSP:
- sprint(str, "MSP");
- break;
- case D_ISP:
- sprint(str, "ISP");
- break;
- case D_FPCR:
- sprint(str, "FPCR");
- break;
- case D_FPSR:
- sprint(str, "FPSR");
- break;
- case D_FPIAR:
- sprint(str, "FPIAR");
- break;
- case D_TREE:
- sprint(str, "TREE");
- break;
- case D_TC:
- sprint(str, "TC");
- break;
- case D_ITT0:
- sprint(str, "ITT0");
- break;
- case D_ITT1:
- sprint(str, "ITT1");
- break;
- case D_DTT0:
- sprint(str, "DTT0");
- break;
- case D_DTT1:
- sprint(str, "DTT1");
- break;
- case D_MMUSR:
- sprint(str, "MMUSR");
- break;
- case D_URP:
- sprint(str, "URP");
- break;
- case D_SRP:
- sprint(str, "SRP");
- break;
- }
- return fmtstrcpy(fp, str);
- }
- int
- Sconv(Fmt *fp)
- {
- int i, c;
- char str[30], *p, *a;
- a = va_arg(fp->args, char*);
- p = str;
- for(i=0; i<sizeof(double); i++) {
- c = a[i] & 0xff;
- if(c >= 'a' && c <= 'z' ||
- c >= 'A' && c <= 'Z' ||
- c >= '0' && c <= '9') {
- *p++ = c;
- continue;
- }
- *p++ = '\\';
- switch(c) {
- default:
- if(c < 040 || c >= 0177)
- break; /* not portable */
- p[-1] = c;
- continue;
- case 0:
- *p++ = 'z';
- continue;
- case '\\':
- case '"':
- *p++ = c;
- continue;
- case '\n':
- *p++ = 'n';
- continue;
- case '\t':
- *p++ = 't';
- continue;
- }
- *p++ = (c>>6) + '0';
- *p++ = ((c>>3) & 7) + '0';
- *p++ = (c & 7) + '0';
- }
- *p = 0;
- return fmtstrcpy(fp, str);
- }
- void
- diag(char *fmt, ...)
- {
- char buf[STRINGSZ], *tn;
- va_list arg;
- tn = "??none??";
- if(curtext != P && curtext->from.sym != S)
- tn = curtext->from.sym->name;
- va_start(arg, fmt);
- vseprint(buf, buf+sizeof(buf), fmt, arg);
- va_end(arg);
- print("%s: %s\n", tn, buf);
- nerrors++;
- if(nerrors > 10) {
- print("too many errors\n");
- errorexit();
- }
- }
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