old-cross-binutils/gdb/amd64-sol2-tdep.c
Joseph Myers 0bbc026efa * Makefile.in (ALLDEPFILES): Add amd64-sol2-tdep.c.
(amd64-sol2-tdep.o): Add dependencies.
	* amd64-sol2-tdep.c, config/i386/sol2-64.mh,
	config/i386/sol2-64.mt: New files.
	* i386-sol2-nat.c (amd64_sol2_gregset64_reg_offset,
	amd64_sol2_gregset32_reg_offset, _initialize_amd64_sol2_nat): New.
	(supply_gregset): Correct order of arguments to
	amd64_supply_native_gregset.
	(fill_gregset): Correct order of arguments to
	amd64_collect_native_gregset.
	* configure.host (i[34567]86-*-solaris2.1[0-9]*): Add new case.
	* configure.tgt (i[34567]86-*-solaris2.1[0-9]*): Likewise.
	* configure.in (*-*-solaris2.[[6789]]): Add *-*-solaris2.1[[0-9]]
	for definition of NEW_PROC_API.
	* configure: Regenerate.
2004-11-01 21:05:56 +00:00

125 lines
3.4 KiB
C
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/* Target-dependent code for AMD64 Solaris.
Copyright 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Joseph Myers, CodeSourcery, LLC.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "frame.h"
#include "gdbcore.h"
#include "regcache.h"
#include "osabi.h"
#include "symtab.h"
#include "gdb_string.h"
#include "amd64-tdep.h"
#include "solib-svr4.h"
/* Mapping between the general-purpose registers in gregset_t format
and GDB's register cache layout. */
/* From <sys/regset.h>. */
static int amd64_sol2_gregset_reg_offset[] = {
14 * 8, /* %rax */
11 * 8, /* %rbx */
13 * 8, /* %rcx */
12 * 8, /* %rdx */
9 * 8, /* %rsi */
8 * 8, /* %rdi */
10 * 8, /* %rbp */
20 * 8, /* %rsp */
7 * 8, /* %r8 ... */
6 * 8,
5 * 8,
4 * 8,
3 * 8,
2 * 8,
1 * 8,
0 * 8, /* ... %r15 */
17 * 8, /* %rip */
16 * 8, /* %eflags */
18 * 8, /* %cs */
21 * 8, /* %ss */
25 * 8, /* %ds */
24 * 8, /* %es */
22 * 8, /* %fs */
23 * 8 /* %gs */
};
/* Return whether the frame preceding NEXT_FRAME corresponds to a
Solaris sigtramp routine. */
static int
amd64_sol2_sigtramp_p (struct frame_info *next_frame)
{
CORE_ADDR pc = frame_pc_unwind (next_frame);
char *name;
find_pc_partial_function (pc, &name, NULL, NULL);
return (name && (strcmp ("sigacthandler", name) == 0
|| strcmp (name, "ucbsigvechandler") == 0));
}
/* Solaris doesn't have a 'struct sigcontext', but it does have a
'mcontext_t' that contains the saved set of machine registers. */
static CORE_ADDR
amd64_sol2_mcontext_addr (struct frame_info *next_frame)
{
CORE_ADDR sp, ucontext_addr;
sp = frame_unwind_register_unsigned (next_frame, AMD64_RSP_REGNUM);
ucontext_addr = get_frame_memory_unsigned (next_frame, sp + 8, 8);
return ucontext_addr + 72;
}
static void
amd64_sol2_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
tdep->gregset_reg_offset = amd64_sol2_gregset_reg_offset;
tdep->gregset_num_regs = ARRAY_SIZE (amd64_sol2_gregset_reg_offset);
tdep->sizeof_gregset = 28 * 8;
amd64_init_abi (info, gdbarch);
tdep->sigtramp_p = amd64_sol2_sigtramp_p;
tdep->sigcontext_addr = amd64_sol2_mcontext_addr;
tdep->sc_reg_offset = tdep->gregset_reg_offset;
tdep->sc_num_regs = tdep->gregset_num_regs;
/* Solaris uses SVR4-style shared libraries. */
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
}
/* Provide a prototype to silence -Wmissing-prototypes. */
extern void _initialize_amd64_sol2_tdep (void);
void
_initialize_amd64_sol2_tdep (void)
{
gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
GDB_OSABI_SOLARIS, amd64_sol2_init_abi);
}