0fa6cf1b45
* gdb.reverse/i387-env-reverse.c: New file. * gdb.reverse/i387-env-reverse.exp: New file. * gdb.reverse/i387-stack-reverse.c: New file. * gdb.reverse/i387-stack-reverse.exp: New file.
39 lines
934 B
C
39 lines
934 B
C
#include <stdio.h>
|
|
#include <math.h>
|
|
#include <stdlib.h>
|
|
|
|
/* marks FPU stack as empty */
|
|
void empty_fpu_stack()
|
|
{
|
|
asm ("ffree %st(1) \n\t"
|
|
"ffree %st(2) \n\t"
|
|
"ffree %st(3) \n\t"
|
|
"ffree %st(4) \n\t"
|
|
"ffree %st(5) \n\t"
|
|
"ffree %st(6) \n\t"
|
|
"ffree %st(7)");
|
|
}
|
|
|
|
/* tests floating point arithmatic */
|
|
void test_arith_floats()
|
|
{
|
|
|
|
}
|
|
|
|
int main()
|
|
{
|
|
empty_fpu_stack(); /* BEGIN I387-FLOAT-REVERSE */
|
|
|
|
asm ("fld1"); /* test st0 register */
|
|
asm ("fldl2t"); /* test st0, st1 */
|
|
asm ("fldl2e"); /* test st0, st1, st2 */
|
|
asm ("fldpi"); /* test st0, st1, st2, st3 */
|
|
asm ("fldlg2"); /* test st0, st1, st2, st3, st4 */
|
|
asm ("fldln2"); /* test st0, st1, st2, st3, st4, st5 */
|
|
asm ("fldz"); /* test st0, st1, st2, st3, st4, st5, st6 */
|
|
asm ("fld1"); /* test st0, st1, st2, st3, st4, st5, st6, st7 */
|
|
asm ("nop");
|
|
|
|
return 1; /* END I387-FLOAT-REVERSE */
|
|
}
|