1#include <stdio.h>
2#include <math.h>
3#include <stdlib.h>
4
5/* marks FPU stack as empty */
6void empty_fpu_stack()
7{
8  asm ("ffree %st(1) \n\t"
9       "ffree %st(2) \n\t"
10       "ffree %st(3) \n\t"
11       "ffree %st(4) \n\t"
12       "ffree %st(5) \n\t"
13       "ffree %st(6) \n\t"
14       "ffree %st(7)");
15}
16
17/* tests floating point arithmetic */
18void test_arith_floats()
19{
20
21}
22
23int main()
24{
25  empty_fpu_stack();    /* BEGIN I387-FLOAT-REVERSE */
26
27  asm ("fld1");   /* test st0 register */
28  asm ("fldl2t"); /* test st0, st1 */
29  asm ("fldl2e"); /* test st0, st1, st2 */
30  asm ("fldpi");  /* test st0, st1, st2, st3 */
31  asm ("fldlg2"); /* test st0, st1, st2, st3, st4 */
32  asm ("fldln2"); /* test st0, st1, st2, st3, st4, st5 */
33  asm ("fldz");   /* test st0, st1, st2, st3, st4, st5, st6 */
34  asm ("fld1");   /* test st0, st1, st2, st3, st4, st5, st6, st7 */
35  asm ("nop");
36
37  return 1;             /* END I387-FLOAT-REVERSE */
38}
39