pjsip-pjproject/third_party/gsm/add-test/add_test.c

354 lines
6.8 KiB
C

/*
* 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: /tmp_amd/presto/export/kbs/jutta/src/gsm/RCS/add_test.c,v 1.2 1994/05/10 20:18:17 jutta Exp $ */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#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;
word M_gsm_add P((word op1, word op2));
word M_gsm_sub P((word op1, word op2));
word M_gsm_mult P((word op1, word op2));
word M_gsm_mult_r P((word op1, word op2));
word M_gsm_abs P((word op1));
longword M_gsm_L_mult P((word op1, word op2));
longword M_gsm_L_add P((longword op1, longword op2));
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(ac, av) char ** av;
{
char buf[299];
char * c;
FILE * in;
if (ac > 2) {
fprintf(stderr, "Usage: %s [filename]\n", av[0]);
fail:
#ifdef EXIT_FAILURE
exit(EXIT_FAILURE);
#else
exit(1);
#endif
}
if (ac < 2) in = stdin;
else if (!(in = fopen(av[1], "r"))) {
perror(av[1]);
fprintf(stderr, "%s: cannot open file \"%s\" for reading\n",
av[0], av[1]);
goto fail;
}
interactive = isatty(fileno(in));
for (;;) {
if (interactive) fprintf(stderr, "? ");
if (!fgets(buf, sizeof(buf), in)) 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, "M_add")) {
do_word( M_gsm_add( op1, op2 ));
continue;
}
if (!strcmp(c, "sub")) {
do_word( gsm_sub( op1, op2 ));
continue;
}
if (!strcmp(c, "M_sub")) {
do_word( M_gsm_sub( op1, op2 ));
continue;
}
if (!strcmp(c, "mult")) {
do_word( gsm_mult( op1, op2 ));
continue;
}
if (!strcmp(c, "M_mult")) {
do_word( M_gsm_mult( op1, op2 ));
continue;
}
if (!strcmp(c, "mult_r")) {
do_word( gsm_mult_r(op1, op2));
continue;
}
if (!strcmp(c, "M_mult_r")) {
do_word( M_gsm_mult_r(op1, op2));
continue;
}
if (!strcmp(c, "abs" )) {
do_word( gsm_abs(op1) );
continue;
}
if (!strcmp(c, "M_abs" )) {
do_word( M_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, "M_L_mult")) {
do_longword( M_gsm_L_mult( op1, op2 ));
continue;
}
if (!strcmp(c, "L_add" )) {
do_longword( gsm_L_add( L_op1, L_op2 ));
continue;
}
if (!strcmp(c, "M_L_add" )) {
do_longword( M_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();
}
}
#include "private.h"
/*
* Function stubs for macro implementations of commonly used
* math functions
*/
word M_gsm_add P2((op1, op2),word op1, word op2)
{
longword ltmp;
return GSM_ADD(op1, op2);
}
word M_gsm_sub P2((op1, op2), word op1, word op2)
{
longword ltmp;
return GSM_SUB(op1, op2);
}
word M_gsm_mult P2((op1, op2), word op1, word op2)
{
return GSM_MULT(op1, op2);
}
word M_gsm_mult_r P2((op1, op2), word op1, word op2)
{
return GSM_MULT_R(op1, op2);
}
word M_gsm_abs P1((op1), word op1)
{
return GSM_ABS(op1);
}
longword M_gsm_L_mult P2((op1, op2), word op1, word op2)
{
return GSM_L_MULT(op1, op2);
}
longword M_gsm_L_add P2((op1, op2), longword op1, longword op2)
{
ulongword utmp;
return GSM_L_ADD(op1, op2);
}