home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
- * Universitaet Berlin. See the accompanying file "COPYRIGHT" for
- * details. THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
- */
-
- /* $Header: /home/kbs/jutta/src/gsm/gsm-1.0/add-test/RCS/add_test.c,v 1.1 1992/10/28 00:09:10 jutta Exp $ */
-
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
-
- #define GSM_IMPLEMENTATION
- #include "gsm.h"
-
- #include "../src/add.c"
-
- int interactive = 1;
-
- char * opname;
- longword L_op1, L_op2, L_expect;
- word op1, op2, expect;
- int do_expect;
-
- help()
- {
- puts( " add a b sub a b mult a b div a b" );
- puts( "L_add A B L_sub A B L_mult A B mult_r a b" );
- puts( "" );
- puts( "abs a norm a >> a b << a b" );
- puts( " L_>> A B L_<< A B" );
-
- }
-
- char * strtek P2((str, sep), char * str, char * sep) {
-
- static char * S = (char *)0;
- char * c, * base;
-
- if (str) S = str;
-
- if (!S || !*S) return (char *)0;
-
- /* Skip delimiters.
- */
- while (*S) {
- for (c = sep; *c && *c != *S; c++) ;
- if (*c) *S++ = 0;
- else break;
- }
-
- base = S;
-
- /* Skip non-delimiters.
- */
- for (base = S; *S; S++) {
-
- for (c = sep; *c; c++)
- if (*c == *S) {
- *S++ = 0;
- return base;
- }
- }
-
- return base == S ? (char *)0 : base;
- }
-
- long value P1((s), char * s)
- {
- switch (*s) {
- case '-': switch (s[1]) {
- case '\0': return MIN_WORD;
- case '-': return MIN_LONGWORD;
- default: break;
- }
- break;
-
- case '+': switch (s[1]) {
- case '\0': return MAX_WORD;
- case '+': return MAX_LONGWORD;
- default: break;
- }
- default: break;
- }
-
- return strtol(s, (char **)0, 0);
- }
-
- char * parse P1((buf), char * buf)
- {
- char * s, * a;
- long l;
-
- if (a = strchr(buf, '=')) *a++ = 0;
-
- opname = s = strtek(buf, " \t(");
- if (!s) return (char *)0;
-
- op1 = op2 = L_op1 = L_op2 = 0;
-
- if (s = strtek( (char *)0, "( \t,")) {
- op1 = L_op1 = value(s);
- if (s = strtek( (char *)0, ", \t)")) op2 = L_op2 = value(s);
- }
-
- if (a) {
- do_expect = 1;
- while (*a == ' ' || *a == '\t') a++;
- expect = L_expect = value(a);
- }
-
- return opname;
- }
-
- void fprint_word P2((f, w), FILE * f, word w)
- {
- if (!w) putc('0', f);
- else fprintf(f, "0x%4.4x (%d%s)",
- (unsigned int)w,
- (int)w,
- w == MIN_WORD? "/-" : (w == MAX_WORD ? "/+" : ""));
- }
-
- void print_word P1((w), word w)
- {
- fprint_word( stdout, w );
- }
-
- void fprint_longword P2((f, w), FILE * f, longword w)
- {
- if (!w) putc('0', f);
- else fprintf(f, "0x%8.8x (%ld%s)",
- w, w, w == MIN_WORD ? "/-"
- : (w == MAX_WORD ? "/+"
- : (w == MIN_LONGWORD ? "/--"
- : (w == MAX_LONGWORD ? "/++" : ""))));
- }
-
- void print_longword P1((w),longword w)
- {
- fprint_longword(stdout, w);
- }
-
- void do_longword P1((w), longword w)
- {
- if (interactive) print_longword(w);
- if (do_expect) {
- if (w != L_expect) {
- if (!interactive) fprint_longword(stderr, w);
- fprintf(stderr, " != %s (%ld, %ld) -- expected ",
- opname, L_op1, L_op2 );
- fprint_longword(stderr, L_expect);
- putc( '\n', stderr );
- }
- } else if (interactive) putchar('\n');
- }
-
- void do_word P1((w), word w )
- {
- if (interactive) print_word(w);
- if (do_expect) {
- if (w != expect) {
- if (!interactive) fprint_word(stderr, w);
- fprintf(stderr, " != %s (%ld, %ld) -- expected ",
- opname, L_op1, L_op2 );
- fprint_word(stderr, expect);
- putc('\n', stderr);
- }
- } else if (interactive) putchar('\n');
- }
-
- int main()
- {
- char buf[299];
- char * c;
-
- interactive = isatty(fileno(stdin));
-
- for (;;) {
- if (interactive) fprintf(stderr, "? ");
-
- if (!fgets(buf, sizeof(buf), stdin)) exit(0);
- if (c = strchr(buf, '\n')) *c = 0;
-
- if (*buf == ';' || *buf == '#') continue;
- if (*buf == '\'') {
- puts(buf + 1);
- continue;
- }
- if (*buf == '\"') {
- fprintf(stderr, "%s\n", buf + 1);
- continue;
- }
-
- c = parse(buf);
-
- if (!c) continue;
- if (!strcmp(c, "add")) {
- do_word( gsm_add( op1, op2 ));
- continue;
- }
- if (!strcmp(c, "sub")) {
- do_word( gsm_sub( op1, op2 ));
- continue;
- }
- if (!strcmp(c, "mult")) {
- do_word( gsm_mult( op1, op2 ));
- continue;
- }
- if (!strcmp(c, "mult_r")) {
- do_word( gsm_mult_r(op1, op2));
- continue;
- }
- if (!strcmp(c, "abs" )) {
- do_word( gsm_abs(op1) );
- continue;
- }
- if (!strcmp(c, "div" )) {
- do_word( gsm_div( op1, op2 ));
- continue;
- }
- if (!strcmp(c, "norm" )) {
- do_word( gsm_norm(L_op1));
- continue;
- }
- if (!strcmp(c, "<<" )) {
- do_word( gsm_asl( op1, op2));
- continue;
- }
- if (!strcmp(c, ">>" )) {
- do_word( gsm_asr( op1, op2 ));
- continue;
- }
- if (!strcmp(c, "L_mult")) {
- do_longword( gsm_L_mult( op1, op2 ));
- continue;
- }
- if (!strcmp(c, "L_add" )) {
- do_longword( gsm_L_add( L_op1, L_op2 ));
- continue;
- }
- if (!strcmp(c, "L_sub" )) {
- do_longword( gsm_L_sub( L_op1, L_op2 ));
- continue;
- }
- if (!strcmp(c, "L_<<" )) {
- do_longword( gsm_L_asl( L_op1, L_op2 ));
- continue;
- }
- if (!strcmp(c, "L_>>")) {
- do_longword( gsm_L_asr( L_op1, L_op2 ));
- continue;
- }
- help();
- }
- }
-