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* amd64fbsd-tdep.c: Update copyright year. Include "gdb_assert.h"
and "bsd-uthread.h". (amd64fbsd_jmp_buf_reg_offset): New variable. (amd64fbsd_supply_uthread, amd64fbsd_collect_uthread): New functions. (amd64fbsd_init_abi): Set supply_uthread and collect_uthread. * i386fbsd-tdep.c: Fix typo. * Makefile.in (amd64fbsd-tdep.o): Update dependencies. * config/i386/fbsd64.mt (TDEPFILES): Add bsd-uthread.o.
This commit is contained in:
Mark Kettenis
parent
17d92a0219
commit
1c02b2a55e
@ -1,3 +1,15 @@
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2005-01-16 Mark Kettenis <kettenis@gnu.org>
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* amd64fbsd-tdep.c: Update copyright year. Include "gdb_assert.h"
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and "bsd-uthread.h".
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(amd64fbsd_jmp_buf_reg_offset): New variable.
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(amd64fbsd_supply_uthread, amd64fbsd_collect_uthread): New
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functions.
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(amd64fbsd_init_abi): Set supply_uthread and collect_uthread.
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* i386fbsd-tdep.c: Fix typo.
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* Makefile.in (amd64fbsd-tdep.o): Update dependencies.
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* config/i386/fbsd64.mt (TDEPFILES): Add bsd-uthread.o.
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2005-01-16 Andrew Cagney <cagney@gnu.org>
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* cli/cli-script.c: Include "exceptions.h".
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@ -1676,8 +1676,8 @@ amd64fbsd-nat.o: amd64fbsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
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$(target_h) $(gdb_assert_h) $(fbsd_nat_h) $(amd64_tdep_h) \
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$(amd64_nat_h) $(bsd_kvm_h)
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amd64fbsd-tdep.o: amd64fbsd-tdep.c $(defs_h) $(arch_utils_h) $(frame_h) \
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$(gdbcore_h) $(regcache_h) $(osabi_h) $(gdb_string_h) \
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$(amd64_tdep_h) $(solib_svr4_h)
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$(gdbcore_h) $(regcache_h) $(osabi_h) $(gdb_assert_h) \
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$(gdb_string_h) $(amd64_tdep_h) $(bsd_uthread_h) $(solib_svr4_h)
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amd64-linux-nat.o: amd64-linux-nat.c $(defs_h) $(inferior_h) $(gdbcore_h) \
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$(regcache_h) $(linux_nat_h) $(gdb_assert_h) $(gdb_string_h) \
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$(gdb_proc_service_h) $(gregset_h) $(amd64_tdep_h) \
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@ -1,6 +1,6 @@
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/* Target-dependent code for FreeBSD/amd64.
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Copyright 2003, 2004 Free Software Foundation, Inc.
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Copyright 2003, 2004, 2005 Free Software Foundation, Inc.
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This file is part of GDB.
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@ -26,9 +26,11 @@
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#include "regcache.h"
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#include "osabi.h"
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#include "gdb_assert.h"
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#include "gdb_string.h"
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#include "amd64-tdep.h"
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#include "bsd-uthread.h"
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#include "solib-svr4.h"
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/* Support for signal handlers. */
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@ -118,6 +120,68 @@ int amd64fbsd_sc_reg_offset[] =
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-1 /* %gs */
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};
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/* From /usr/src/lib/libc/amd64/gen/_setjmp.S. */
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static int amd64fbsd_jmp_buf_reg_offset[] =
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{
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-1, /* %rax */
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1 * 8, /* %rbx */
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-1, /* %rcx */
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-1, /* %rdx */
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-1, /* %rsi */
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-1, /* %rdi */
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3 * 8, /* %rbp */
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2 * 8, /* %rsp */
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-1, /* %r8 ... */
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-1,
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-1,
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-1, /* ... %r11 */
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4 * 8, /* %r12 ... */
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5 * 8,
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6 * 8,
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7 * 8, /* ... %r15 */
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0 * 8 /* %rip */
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};
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static void
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amd64fbsd_supply_uthread (struct regcache *regcache,
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int regnum, CORE_ADDR addr)
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{
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char buf[8];
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int i;
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gdb_assert (regnum >= -1);
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for (i = 0; i < ARRAY_SIZE (amd64fbsd_jmp_buf_reg_offset); i++)
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{
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if (amd64fbsd_jmp_buf_reg_offset[i] != -1
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&& (regnum == -1 || regnum == i))
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{
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read_memory (addr + amd64fbsd_jmp_buf_reg_offset[i], buf, 8);
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regcache_raw_supply (regcache, i, buf);
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}
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}
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}
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static void
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amd64fbsd_collect_uthread (const struct regcache *regcache,
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int regnum, CORE_ADDR addr)
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{
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char buf[8];
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int i;
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gdb_assert (regnum >= -1);
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for (i = 0; i < ARRAY_SIZE (amd64fbsd_jmp_buf_reg_offset); i++)
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{
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if (amd64fbsd_jmp_buf_reg_offset[i] != -1
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&& (regnum == -1 || regnum == i))
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{
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regcache_raw_collect (regcache, i, buf);
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write_memory (addr + amd64fbsd_jmp_buf_reg_offset[i], buf, 8);
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}
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}
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}
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void
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amd64fbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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@ -138,6 +202,10 @@ amd64fbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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tdep->sc_reg_offset = amd64fbsd_sc_reg_offset;
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tdep->sc_num_regs = ARRAY_SIZE (amd64fbsd_sc_reg_offset);
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/* FreeBSD provides a user-level threads implementation. */
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bsd_uthread_set_supply_uthread (gdbarch, amd64fbsd_supply_uthread);
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bsd_uthread_set_collect_uthread (gdbarch, amd64fbsd_collect_uthread);
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/* FreeBSD uses SVR4-style shared libraries. */
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set_solib_svr4_fetch_link_map_offsets
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(gdbarch, svr4_lp64_fetch_link_map_offsets);
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@ -1,6 +1,6 @@
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# Target: FreeBSD/amd64
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TDEPFILES= amd64-tdep.o amd64fbsd-tdep.o \
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i386-tdep.o i387-tdep.o i386bsd-tdep.o i386fbsd-tdep.o \
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corelow.o solib.o solib-svr4.o
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bsd-uthread.o corelow.o solib.o solib-svr4.o
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DEPRECATED_TM_FILE= solib.h
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@ -70,7 +70,7 @@ static int i386fbsd_sc_reg_offset[] =
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8 + 16 * 4 /* %gs */
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};
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/* From /usr/src/lib/libc/i386/_setjmp.S. */
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/* From /usr/src/lib/libc/i386/gen/_setjmp.S. */
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static int i386fbsd_jmp_buf_reg_offset[] =
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{
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-1, /* %eax */
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