c9a2d57082
Sponsored by: DARPA, AFRL Sponsored by: HEIF5 Differential Revision: https://reviews.freebsd.org/D5064
105 lines
3.2 KiB
C
105 lines
3.2 KiB
C
/*-
|
|
* Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
|
|
* All rights reserved.
|
|
*
|
|
* Portions of this software were developed by SRI International and the
|
|
* University of Cambridge Computer Laboratory under DARPA/AFRL contract
|
|
* FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
|
|
*
|
|
* Portions of this software were developed by the University of Cambridge
|
|
* Computer Laboratory as part of the CTSRD Project, with support from the
|
|
* UK Higher Education Innovation Fund (HEIF).
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/types.h>
|
|
#include <string.h>
|
|
#include <thread_db.h>
|
|
|
|
#include "libpthread_db.h"
|
|
|
|
void
|
|
pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc)
|
|
{
|
|
mcontext_t *mc;
|
|
|
|
mc = &uc->uc_mcontext;
|
|
|
|
memcpy(mc->mc_gpregs.gp_t, r->t, sizeof(mc->mc_gpregs.gp_t));
|
|
memcpy(mc->mc_gpregs.gp_s, r->s, sizeof(mc->mc_gpregs.gp_s));
|
|
memcpy(mc->mc_gpregs.gp_a, r->a, sizeof(mc->mc_gpregs.gp_a));
|
|
mc->mc_gpregs.gp_ra = r->ra;
|
|
mc->mc_gpregs.gp_sp = r->sp;
|
|
mc->mc_gpregs.gp_gp = r->gp;
|
|
mc->mc_gpregs.gp_tp = r->tp;
|
|
mc->mc_gpregs.gp_sepc = r->sepc;
|
|
mc->mc_gpregs.gp_sstatus = r->sstatus;
|
|
}
|
|
|
|
void
|
|
pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r)
|
|
{
|
|
const mcontext_t *mc;
|
|
|
|
mc = &uc->uc_mcontext;
|
|
|
|
memcpy(r->t, mc->mc_gpregs.gp_t, sizeof(mc->mc_gpregs.gp_t));
|
|
memcpy(r->s, mc->mc_gpregs.gp_s, sizeof(mc->mc_gpregs.gp_s));
|
|
memcpy(r->a, mc->mc_gpregs.gp_a, sizeof(mc->mc_gpregs.gp_a));
|
|
r->ra = mc->mc_gpregs.gp_ra;
|
|
r->sp = mc->mc_gpregs.gp_sp;
|
|
r->gp = mc->mc_gpregs.gp_gp;
|
|
r->tp = mc->mc_gpregs.gp_tp;
|
|
r->sepc = mc->mc_gpregs.gp_sepc;
|
|
r->sstatus = mc->mc_gpregs.gp_sstatus;
|
|
}
|
|
|
|
void
|
|
pt_fpreg_to_ucontext(const struct fpreg *r __unused, ucontext_t *uc __unused)
|
|
{
|
|
|
|
/* RISCVTODO */
|
|
}
|
|
|
|
void
|
|
pt_ucontext_to_fpreg(const ucontext_t *uc __unused, struct fpreg *r __unused)
|
|
{
|
|
|
|
/* RISCVTODO */
|
|
}
|
|
|
|
void
|
|
pt_md_init(void)
|
|
{
|
|
}
|
|
|
|
int
|
|
pt_reg_sstep(struct reg *reg __unused, int step __unused)
|
|
{
|
|
|
|
return (0);
|
|
}
|