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Implement hpux_setregs(). While I'm here, nuke the MDP_HPUXTRACE 

code.  In practice, no one traces NetBSD programs with HP-UX debuggers,
and the evil required to make it work should not be discussed in the
presence of small children.
This commit is contained in:
thorpej 1997-03-16 09:10:31 +00:00
parent cb77572e20
commit 832cc66899
1 changed files with 32 additions and 1 deletions
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33
sys/arch/hp300/hp300/hpux_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: hpux_machdep.c,v 1.7 1997/03/16 03:43:39 thorpej Exp $ */
/* $NetBSD: hpux_machdep.c,v 1.8 1997/03/16 09:10:31 thorpej Exp $ */
/*
* Copyright (c) 1995, 1996, 1997 Jason R. Thorpe. All rights reserved.
@ -839,3 +839,34 @@ hpux_sys_sigreturn(p, v, retval)
#endif
return (EJUSTRETURN);
}
/*
* Set registers on exec.
* XXX Should clear registers except sp, pc.
*/
void
hpux_setregs(p, pack, stack, retval)
register struct proc *p;
struct exec_package *pack;
u_long stack;
register_t *retval;
{
struct frame *frame = (struct frame *)p->p_md.md_regs;
frame->f_pc = pack->ep_entry & ~1;
frame->f_regs[SP] = stack;
frame->f_regs[A2] = (int)PS_STRINGS;
/* restore a null state frame */
p->p_addr->u_pcb.pcb_fpregs.fpf_null = 0;
if (fputype)
m68881_restore(&p->p_addr->u_pcb.pcb_fpregs);
p->p_md.md_flags &= ~MDP_HPUXMMAP;
frame->f_regs[A0] = 0; /* not 68010 (bit 31), no FPA (30) */
retval[0] = 0; /* no float card */
if (fputype)
retval[1] = 1; /* yes 68881 */
else
retval[1] = 0; /* no 68881 */
}