/* Target-dependent code for FreeBSD/amd64.
- Copyright (C) 2003-2016 Free Software Foundation, Inc.
+ Copyright (C) 2003-2017 Free Software Foundation, Inc.
This file is part of GDB.
#include "x86-xstate.h"
#include "amd64-tdep.h"
-#include "bsd-uthread.h"
#include "fbsd-tdep.h"
#include "solib-svr4.h"
-1 /* %gs */
};
-/* From /usr/src/lib/libc/amd64/gen/_setjmp.S. */
-static int amd64fbsd_jmp_buf_reg_offset[] =
-{
- -1, /* %rax */
- 1 * 8, /* %rbx */
- -1, /* %rcx */
- -1, /* %rdx */
- -1, /* %rsi */
- -1, /* %rdi */
- 3 * 8, /* %rbp */
- 2 * 8, /* %rsp */
- -1, /* %r8 ... */
- -1,
- -1,
- -1, /* ... %r11 */
- 4 * 8, /* %r12 ... */
- 5 * 8,
- 6 * 8,
- 7 * 8, /* ... %r15 */
- 0 * 8 /* %rip */
-};
-
/* Implement the core_read_description gdbarch method. */
static const struct target_desc *
&amd64fbsd_xstateregset, "XSAVE extended state", cb_data);
}
-static void
-amd64fbsd_supply_uthread (struct regcache *regcache,
- int regnum, CORE_ADDR addr)
-{
- gdb_byte buf[8];
- int i;
-
- gdb_assert (regnum >= -1);
-
- for (i = 0; i < ARRAY_SIZE (amd64fbsd_jmp_buf_reg_offset); i++)
- {
- if (amd64fbsd_jmp_buf_reg_offset[i] != -1
- && (regnum == -1 || regnum == i))
- {
- read_memory (addr + amd64fbsd_jmp_buf_reg_offset[i], buf, 8);
- regcache_raw_supply (regcache, i, buf);
- }
- }
-}
-
-static void
-amd64fbsd_collect_uthread (const struct regcache *regcache,
- int regnum, CORE_ADDR addr)
-{
- gdb_byte buf[8];
- int i;
-
- gdb_assert (regnum >= -1);
-
- for (i = 0; i < ARRAY_SIZE (amd64fbsd_jmp_buf_reg_offset); i++)
- {
- if (amd64fbsd_jmp_buf_reg_offset[i] != -1
- && (regnum == -1 || regnum == i))
- {
- regcache_raw_collect (regcache, i, buf);
- write_memory (addr + amd64fbsd_jmp_buf_reg_offset[i], buf, 8);
- }
- }
-}
-
static void
amd64fbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
tdep->gregset_num_regs = ARRAY_SIZE (amd64fbsd_r_reg_offset);
tdep->sizeof_gregset = 22 * 8;
- amd64_init_abi (info, gdbarch);
+ amd64_init_abi (info, gdbarch,
+ amd64_target_description (X86_XSTATE_SSE_MASK));
tdep->sigtramp_p = amd64fbsd_sigtramp_p;
tdep->sigtramp_start = amd64fbsd_sigtramp_start_addr;
set_gdbarch_core_read_description (gdbarch,
amd64fbsd_core_read_description);
- /* FreeBSD provides a user-level threads implementation. */
- bsd_uthread_set_supply_uthread (gdbarch, amd64fbsd_supply_uthread);
- bsd_uthread_set_collect_uthread (gdbarch, amd64fbsd_collect_uthread);
-
/* FreeBSD uses SVR4-style shared libraries. */
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
}
-\f
-
-/* Provide a prototype to silence -Wmissing-prototypes. */
-void _initialize_amd64fbsd_tdep (void);
void
_initialize_amd64fbsd_tdep (void)
{
gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
- GDB_OSABI_FREEBSD_ELF, amd64fbsd_init_abi);
+ GDB_OSABI_FREEBSD, amd64fbsd_init_abi);
}