newlib-cygwin/newlib/libc/sys/h8300hms/_exit.c

36 lines
682 B
C

/* FIXME: which one? */
#include <_ansi.h>
/* `sleep' is passed an argument in r0 that indicates the reason
the program is exiting. The format of r0 is defined in devo/include/wait.h.
*/
void
_DEFUN (_exit,(rc),
int rc)
{
short rc2;
rc2 = 0xdead;
asm("mov.w %0,r1" : : "r" (rc2) : "r1");
rc2 = 0xbeef;
asm("mov.w %0,r2" : : "r" (rc2) : "r2");
rc2 = rc << 8;
asm("mov.w %0,r0\n\tsleep" : : "r" (rc2) : "r0");
}
void
_DEFUN (__exit,(rc),
int rc)
{
short rc2;
rc2 = 0xdead;
asm("mov.w %0,r1" : : "r" (rc2) : "r1");
rc2 = 0xbeef;
asm("mov.w %0,r2" : : "r" (rc2) : "r2");
rc2 = rc << 8;
asm("mov.w %0,r0\n\tsleep" : : "r" (rc2) : "r0");
}