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author | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
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committer | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
commit | 65145fa4c81da358fcbc3b650156dab705dfa34e (patch) | |
tree | 55c065b6730aaac2afb6c29933ee6ec5fa4c4249 /lib/libthread_db | |
parent | 60ff4eb0dff94a04d75d0d52a3957aaaf5f8c693 (diff) | |
parent | e6b664c390af88d4a87208bc042ce503da664c3b (diff) | |
download | FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.zip FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.tar.gz |
Merge sync of head
Diffstat (limited to 'lib/libthread_db')
-rw-r--r-- | lib/libthread_db/arch/aarch64/libpthread_md.c | 96 | ||||
-rw-r--r-- | lib/libthread_db/arch/i386/libpthread_md.c | 2 |
2 files changed, 97 insertions, 1 deletions
diff --git a/lib/libthread_db/arch/aarch64/libpthread_md.c b/lib/libthread_db/arch/aarch64/libpthread_md.c new file mode 100644 index 0000000..75f4553 --- /dev/null +++ b/lib/libthread_db/arch/aarch64/libpthread_md.c @@ -0,0 +1,96 @@ +/*- + * Copyright (c) 2014-2015 The FreeBSD Foundation + * All rights reserved. + * + * This software was developed by Andrew Turner under + * sponsorship from the FreeBSD Foundation. + * + * 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 abort(void); + +void +pt_reg_to_ucontext(const struct reg *r, ucontext_t *uc) +{ + mcontext_t *mc = &uc->uc_mcontext; + + memcpy(mc->mc_gpregs.gp_x, r->x, sizeof(mc->mc_gpregs.gp_x)); + mc->mc_gpregs.gp_sp = r->sp; + mc->mc_gpregs.gp_lr = r->lr; + mc->mc_gpregs.gp_elr = r->elr; + mc->mc_gpregs.gp_spsr = r->spsr; +} + +void +pt_ucontext_to_reg(const ucontext_t *uc, struct reg *r) +{ + const mcontext_t *mc = &uc->uc_mcontext; + + memcpy(r->x, mc->mc_gpregs.gp_x, sizeof(mc->mc_gpregs.gp_x)); + r->sp = mc->mc_gpregs.gp_sp; + r->lr = mc->mc_gpregs.gp_lr; + r->elr = mc->mc_gpregs.gp_elr; + r->spsr = mc->mc_gpregs.gp_spsr; +} + +void +pt_fpreg_to_ucontext(const struct fpreg *r, ucontext_t *uc) +{ + 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, struct fpreg *r) +{ + 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); +} diff --git a/lib/libthread_db/arch/i386/libpthread_md.c b/lib/libthread_db/arch/i386/libpthread_md.c index d41865f..784c245 100644 --- a/lib/libthread_db/arch/i386/libpthread_md.c +++ b/lib/libthread_db/arch/i386/libpthread_md.c @@ -72,7 +72,7 @@ pt_ucontext_to_fpreg(const ucontext_t *uc, struct fpreg *r) memcpy(r, &uc->uc_mcontext.mc_fpstate, sizeof(struct save87)); else { int i; - struct savexmm *sx = (struct savexmm *)&uc->uc_mcontext.mc_fpstate; + const struct savexmm *sx = (const struct savexmm *)&uc->uc_mcontext.mc_fpstate; memcpy(&r->fpr_env, &sx->sv_env, sizeof(r->fpr_env)); for (i = 0; i < 8; ++i) memcpy(&r->fpr_acc[i], &sx->sv_fp[i].fp_acc, 10); |