003 File Manager
Current Path:
/usr/src/lib/libthread_db/arch/riscv
usr
/
src
/
lib
/
libthread_db
/
arch
/
riscv
/
📁
..
📄
libpthread_md.c
(3.39 KB)
Editing: libpthread_md.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) { mcontext_t *mc = &uc->uc_mcontext; memcpy(&mc->mc_fpregs, r, sizeof(*r)); mc->mc_flags |= _MC_FP_VALID; } void pt_ucontext_to_fpreg(const ucontext_t *uc __unused, struct fpreg *r __unused) { const mcontext_t *mc = &uc->uc_mcontext; if (mc->mc_flags & _MC_FP_VALID) memcpy(r, &mc->mc_fpregs, sizeof(*r)); else memset(r, 0, sizeof(*r)); } void pt_md_init(void) { } int pt_reg_sstep(struct reg *reg __unused, int step __unused) { return (0); }
Upload File
Create Folder