* amd64-tdep.c (amd64_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
* amd64-linux-tdep.c: Include "symtab.h".
(amd64_linux_pc_in_sigtramp): Remove function.
(amd64_linux_sigtramp_p): New function.
(amd64_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64nbsd-tdep.c: Include "symtab.h".
(amd64nbsd_sigtramp_p): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64obsd-tdep.c: Include "symtab.h" and "objfiles.h". Add a
few comments.
(amd64obsd_pc_in_sigtramp): Remove function.
(amd64obsd_sigtramp_p): New function.
(amd64obsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-tdep.h (struct gdbarch_tdep): Add sigtramp_p member.
(i386bsd_pc_ins_sigtramp): Remove prototype.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove prototypes.
* i386-tdep.c (i386_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
(i386_pc_in_sigtramp, i386_svr4_pc_in_sigtramp): Remove functions.
(i386_sigtramp_p, i386_svr4_sigtramp_p): New functions.
(i386_go32_pc_in_sigtramp): Remove function.
(i386_svr4_init_abi): Don't set deprecated_pc_in_sigtramp.
Initialize TDEP->sigtramp_p.
(i386_go32_init_abi): Initialize TDEP->sigtramp_p to NULL.
(i386_gdbarch_init): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-linux-tdep.c: Adjust comments.
(i386_linux_pc_in_sigtramp): Remove function.
(i386_linux_sigtramp_p): New function.
(i386_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-nto-tdep.c: Update copyright year.
(i386nto_pc_in_sigtramp): Remove function.
(i386nto_sigtramp_p): New function.
(i386nto_sigcontext_addr): Use I386_ESP_REGNUM instead of
SP_REGNUM.
(i386nto_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-sol2-tdep.c: Update copyright year.
(i386_sol2_pc_in_sigtramp): Remove function.
(i386_sol2_sigtramp_p): New function.
(i386_sol2_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386bsd-tdep.c (i386bsd_pc_in_sigtramp): Remove function.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start and deprecated_sigtramp_end.
* i386nbsd-tdep.c: Include "frame.h" and "symtab.h".
(i386nbsd_pc_in_sigtramp): Remove function.
(i386nbsd_sigtramp_p): New function.
(i386nbsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_start, TDEP->sigtramp_end and TDEP->sigtramp_p.
* i386obsd-tdep.c: Include "frame.h", "symtab.h" and "objfiles.h".
(i386obsd_pc_in_sigtramp): Remove function.
(i386obsd_sigtramp_p): New function.
(i386obsd_sigtramp_start, i386obsd_sigtramp_end): Remove
functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_p.
* Makefile.in (amd64-linux-tdep.o, amd64nbsd-tdep.o,
amd64obsd-tdep.o, i386nbsd-tdep.o, i386obsd-tdep.o): Update
dependencies.
2004-04-10 00:28:50 +08:00
|
|
|
/* Target-dependent code for QNX Neutrino x86.
|
2003-05-05 21:57:21 +08:00
|
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|
2007-01-10 01:59:20 +08:00
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Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc.
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2003-05-05 21:57:21 +08:00
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Contributed by QNX Software Systems Ltd.
|
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
|
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it under the terms of the GNU General Public License as published by
|
2007-08-24 02:08:50 +08:00
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the Free Software Foundation; either version 3 of the License, or
|
2003-05-05 21:57:21 +08:00
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|
(at your option) any later version.
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This program is distributed in the hope that it will be useful,
|
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|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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|
GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
|
2007-08-24 02:08:50 +08:00
|
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
2003-05-05 21:57:21 +08:00
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#include "defs.h"
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#include "frame.h"
|
2004-12-24 06:34:23 +08:00
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#include "osabi.h"
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2003-05-05 21:57:21 +08:00
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#include "regcache.h"
|
2004-12-24 06:34:23 +08:00
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#include "target.h"
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#include "gdb_assert.h"
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#include "gdb_string.h"
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|
2003-05-05 21:57:21 +08:00
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#include "i386-tdep.h"
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|
#include "i387-tdep.h"
|
2004-12-24 06:34:23 +08:00
|
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|
#include "nto-tdep.h"
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|
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|
#include "solib-svr4.h"
|
2003-05-05 21:57:21 +08:00
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2004-12-24 22:45:32 +08:00
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/* Target vector for QNX NTO x86. */
|
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|
static struct nto_target_ops i386_nto_target;
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|
2003-05-05 21:57:21 +08:00
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#ifndef X86_CPU_FXSR
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|
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|
#define X86_CPU_FXSR (1L << 12)
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|
#endif
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/* Why 13? Look in our /usr/include/x86/context.h header at the
|
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|
|
x86_cpu_registers structure and you'll see an 'exx' junk register
|
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|
that is just filler. Don't ask me, ask the kernel guys. */
|
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|
#define NUM_GPREGS 13
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|
2004-12-24 22:45:32 +08:00
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/* Mapping between the general-purpose registers in `struct xxx'
|
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format and GDB's register cache layout. */
|
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/* From <x86/context.h>. */
|
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static int i386nto_gregset_reg_offset[] =
|
|
|
|
{
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|
7 * 4, /* %eax */
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6 * 4, /* %ecx */
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5 * 4, /* %edx */
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4 * 4, /* %ebx */
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11 * 4, /* %esp */
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2 * 4, /* %epb */
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1 * 4, /* %esi */
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0 * 4, /* %edi */
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8 * 4, /* %eip */
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10 * 4, /* %eflags */
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9 * 4, /* %cs */
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12 * 4, /* %ss */
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-1 /* filler */
|
2003-05-05 21:57:21 +08:00
|
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|
};
|
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|
2004-12-24 22:45:32 +08:00
|
|
|
/* Given a GDB register number REGNUM, return the offset into
|
|
|
|
Neutrino's register structure or -1 if the register is unknown. */
|
2004-12-10 21:38:23 +08:00
|
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|
2003-05-05 21:57:21 +08:00
|
|
|
static int
|
2004-12-24 22:45:32 +08:00
|
|
|
nto_reg_offset (int regnum)
|
2003-05-05 21:57:21 +08:00
|
|
|
{
|
2004-12-24 22:45:32 +08:00
|
|
|
if (regnum >= 0 && regnum < ARRAY_SIZE (i386nto_gregset_reg_offset))
|
|
|
|
return i386nto_gregset_reg_offset[regnum];
|
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|
return -1;
|
2003-05-05 21:57:21 +08:00
|
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|
}
|
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|
|
static void
|
2007-05-06 22:30:45 +08:00
|
|
|
i386nto_supply_gregset (struct regcache *regcache, char *gpregs)
|
2003-05-05 21:57:21 +08:00
|
|
|
{
|
2004-12-24 22:45:32 +08:00
|
|
|
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
|
2003-05-05 21:57:21 +08:00
|
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|
2004-12-24 22:45:32 +08:00
|
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|
if(tdep->gregset == NULL)
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|
tdep->gregset = regset_alloc (current_gdbarch, i386_supply_gregset,
|
|
|
|
i386_collect_gregset);
|
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|
gdb_assert (tdep->gregset_reg_offset == i386nto_gregset_reg_offset);
|
2007-05-06 22:30:45 +08:00
|
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|
tdep->gregset->supply_regset (tdep->gregset, regcache, -1,
|
2004-12-24 22:45:32 +08:00
|
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|
gpregs, NUM_GPREGS * 4);
|
2003-05-05 21:57:21 +08:00
|
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}
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|
static void
|
2007-05-06 22:30:45 +08:00
|
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i386nto_supply_fpregset (struct regcache *regcache, char *fpregs)
|
2003-05-05 21:57:21 +08:00
|
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|
{
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|
|
if (nto_cpuinfo_valid && nto_cpuinfo_flags | X86_CPU_FXSR)
|
2007-05-06 22:30:45 +08:00
|
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i387_supply_fxsave (regcache, -1, fpregs);
|
2003-05-05 21:57:21 +08:00
|
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else
|
2007-05-06 22:30:45 +08:00
|
|
|
i387_supply_fsave (regcache, -1, fpregs);
|
2003-05-05 21:57:21 +08:00
|
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|
}
|
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|
static void
|
2007-05-06 22:30:45 +08:00
|
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i386nto_supply_regset (struct regcache *regcache, int regset, char *data)
|
2003-05-05 21:57:21 +08:00
|
|
|
{
|
|
|
|
switch (regset)
|
|
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|
{
|
2004-12-24 22:45:32 +08:00
|
|
|
case NTO_REG_GENERAL:
|
2007-05-06 22:30:45 +08:00
|
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|
i386nto_supply_gregset (regcache, data);
|
2003-05-05 21:57:21 +08:00
|
|
|
break;
|
|
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|
case NTO_REG_FLOAT:
|
2007-05-06 22:30:45 +08:00
|
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|
i386nto_supply_fpregset (regcache, data);
|
2003-05-05 21:57:21 +08:00
|
|
|
break;
|
|
|
|
}
|
|
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|
}
|
|
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|
|
|
static int
|
|
|
|
i386nto_regset_id (int regno)
|
|
|
|
{
|
|
|
|
if (regno == -1)
|
|
|
|
return NTO_REG_END;
|
2004-09-08 22:46:09 +08:00
|
|
|
else if (regno < I386_NUM_GREGS)
|
2003-05-05 21:57:21 +08:00
|
|
|
return NTO_REG_GENERAL;
|
2004-09-08 22:46:09 +08:00
|
|
|
else if (regno < I386_NUM_GREGS + I386_NUM_FREGS)
|
2003-05-05 21:57:21 +08:00
|
|
|
return NTO_REG_FLOAT;
|
|
|
|
|
|
|
|
return -1; /* Error. */
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
i386nto_register_area (int regno, int regset, unsigned *off)
|
|
|
|
{
|
|
|
|
int len;
|
|
|
|
|
|
|
|
*off = 0;
|
|
|
|
if (regset == NTO_REG_GENERAL)
|
|
|
|
{
|
|
|
|
if (regno == -1)
|
|
|
|
return NUM_GPREGS * 4;
|
|
|
|
|
|
|
|
*off = nto_reg_offset (regno);
|
|
|
|
if (*off == -1)
|
|
|
|
return 0;
|
|
|
|
return 4;
|
|
|
|
}
|
|
|
|
else if (regset == NTO_REG_FLOAT)
|
|
|
|
{
|
|
|
|
unsigned off_adjust, regsize, regset_size;
|
|
|
|
|
|
|
|
if (nto_cpuinfo_valid && nto_cpuinfo_flags | X86_CPU_FXSR)
|
|
|
|
{
|
|
|
|
off_adjust = 32;
|
|
|
|
regsize = 16;
|
|
|
|
regset_size = 512;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
off_adjust = 28;
|
|
|
|
regsize = 10;
|
|
|
|
regset_size = 128;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (regno == -1)
|
|
|
|
return regset_size;
|
|
|
|
|
2007-06-18 Markus Deuling <deuling@de.ibm.com>
* gdbarch.sh (SP_REGNUM): Replace by gdbarch_sp_regnum.
* v850-tdep.c (v850_unwind_sp): Likewise.
* std-regs.c (value_of_builtin_frame_sp_reg): Likewise.
* stack.c (frame_info): Likewise.
* stabsread.c (define_symbol): Likewise.
* sh-tdep.c (sh_push_dummy_call_fpu, sh_push_dummy_call_nofpu)
(sh_dwarf2_frame_init_reg, sh_frame_cache, sh_frame_prev_register)
(sh_unwind_sp): Likewise.
* sh64-tdep.c (sh64_push_dummy_call, sh64_frame_cache)
(sh64_frame_prev_register, sh64_unwind_sp): Likewise.
* rs6000-tdep.c (rs6000_push_dummy_call, rs6000_unwind_dummy_id)
(rs6000_frame_cache): Likewise.
* rs6000-nat.c (store_register): Likewise.
* remote-mips.c (mips_wait): Likewise.
* procfs.c (procfs_fetch_registers, procfs_store_registers): Likewise.
* ppc-sysv-tdep.c (ppc_sysv_abi_push_dummy_call)
(ppc64_sysv_abi_push_dummy_call): Likewise.
* ppcobsd-tdep.c (ppcobsd_sigtramp_frame_cache): Likewise.
* ppcobsd-nat.c (ppcobsd_supply_pcb): Likewise.
* ppcnbsd-tdep.c (ppcnbsd_sigtramp_cache_init): Likewise.
* ppc-linux-tdep.c (ppc_linux_sigtramp_cache): Likewise.
* m32r-rom.c (m32r_supply_register): Likewise.
* frame.c (frame_sp_unwind): Likewise.
* mips-tdep.c (mips_insn16_frame_cache)
(mips_insn32_frame_cache): Likewise (comment).
* m68klinux-nat.c (supply_gregset): Likewise.
* m68k-tdep.c (m68k_get_longjmp_target): Likewise.
* ia64-tdep.c (ia64_frame_prev_register): Likewise.
* i386-tdep.c (i386_get_longjmp_target): Likewise.
* dwarf2-frame.c (dwarf2_frame_default_init_reg): Likewise.
* cris-tdep.c (cris_regnums, cris_sigcontext_addr)
(cris_sigtramp_frame_unwind_cache, cris_push_dummy_call)
(cris_scan_prologue, crisv32_scan_prologue, cris_unwind_sp)
(cris_register_type, crisv32_register_type)
(cris_dwarf2_frame_init_reg): Likewise.
* arch-utils.c (legacy_virtual_frame_pointer): Likewise.
* amd64-tdep.c (amd64_frame_prev_register): Likewise.
* amd64-linux-tdep.c (amd64_linux_sigcontext_addr): Likewise.
* libunwind-frame.c (libunwind_frame_cache): Likewise.
* gdbarch.sh (PC_REGNUM): Replace by gdbarch_pc_regnum.
* regcache.c (read_pc_pid, generic_target_write_pc): Likewise.
* xtensa-tdep.c (xtensa_register_type, xtensa_supply_gregset)
(xtensa_unwind_pc, xtensa_frame_cache, xtensa_frame_prev_register)
(xtensa_extract_return_value, xtensa_store_return_value): Likewise.
* v850-tdep.c (v850_unwind_pc): Likewise.
* stack.c (frame_info): Likewise.
* sh-tdep.c (sh_generic_show_regs, sh3_show_regs, sh2e_show_regs)
(sh2a_show_regs, sh2a_nofpu_show_regs, sh3e_show_regs)
(sh3_dsp_show_regs, sh4_show_regs, sh4_nofpu_show_regs)
(sh_dwarf2_frame_init_reg, sh_frame_prev_register, sh_unwind_pc)
(sh_dsp_show_regs): Likewise.
* shnbsd-tdep.c (shnbsd_supply_gregset)
(shnbsd_collect_gregset): Likewise.
* shnbsd-nat.c (GETREGS_SUPPLIES): Likewise.
* sh64-tdep.c (sh64_compact_reg_base_num, sh64_show_media_regs)
(sh64_frame_prev_register, sh64_unwind_pc): Likewise.
* rs6000-tdep.c (ppc_supply_gregset, ppc_collect_gregset)
(6000_register_reggroup_p, rs6000_unwind_pc)
(rs6000_frame_cache): Likewise.
* rs6000-nat.c (regmap, rs6000_fetch_inferior_registers)
(rs6000_store_inferior_registers): Likewise.
* remote-mips.c (mips_wait, mips_load): Likewise.
* procfs.c (procfs_fetch_registers, procfs_store_registers): Likewise.
* ppcobsd-tdep.c (ppcobsd_sigtramp_frame_cache): Likewise.
* ppcobsd-nat.c (ppcobsd_supply_pcb): Likewise.
* ppcnbsd-tdep.c (ppcnbsd_sigtramp_cache_init): Likewise.
* ppcnbsd-nat.c (getregs_supplies, ppcnbsd_supply_pcb): Likewise.
* ppc-linux-tdep.c (ppc_linux_sigtramp_cache): Likewise.
* ppc-linux-nat.c (ppc_register_u_addr, fetch_ppc_registers)
(store_ppc_registers, fill_gregset): Likewise.
* mips-tdep.c (mips_stub_frame_cache, mips_gdbarch_init): Likewise.
* mipsnbsd-tdep.c (mipsnbsd_supply_reg, mipsnbsd_fill_reg): Likewise.
* mipsnbsd-nat.c (getregs_supplies): Likewise.
* m68k-tdep.c (m68k_register_type, m68k_unwind_pc): Likewise.
* m68klinux-nat.c (supply_gregset): Likewise.
* irix5-nat.c (fill_gregset): Likewise.
* i386-tdep.c (i386_unwind_pc): Likewise.
* i386-linux-nat.c (i386_linux_resume): Likewise.
* frame.c (get_prev_frame_1): Likewise.
* dwarf2-frame.c (dwarf2_frame_default_init_reg): Likewise.
* dbug-rom.c (dbug_supply_register): Likewise.
* cris-tdep.c (cris_sigtramp_frame_unwind_cache, cris_scan_prologue)
(crisv32_scan_prologue, cris_unwind_pc, cris_register_size)
(cris_register_type, crisv32_register_type, crisv32_register_name)
(cris_dwarf2_frame_init_reg, find_step_target)
(cris_software_single_step, cris_supply_gregset)
(cris_regnums): Likewise.
* alpha-linux-nat.c (alpha_linux_register_u_offset): Likewise.
* aix-thread.c (special_register_p, supply_sprs64, supply_sprs32)
(fill_sprs64, fill_sprs32, store_regs_user_thread): Likewise.
* mips-linux-tdep.c (mips_linux_write_pc): Likewise.
* gdbarch.sh (PS_REGNUM): Replace by gdbarch_ps_regnum.
* dbug-rom.c (dbug_supply_register): Likewise.
* xtensa-tdep.c (xtensa_supply_gregset, xtensa_frame_cache)
(xtensa_frame_prev_register, xtensa_push_dummy_call): Likewise.
* win32-nat.c (win32_resume): Likewise.
* std-regs.c (value_of_builtin_frame_ps_reg)
(value_of_builtin_frame_pc_reg): Likewise.
* m68k-tdep.c (m68k_register_type): Likewise.
* m68klinux-nat.c (supply_gregset): Likewise.
* gdbarch.sh (FP0_REGNUM): Replace by gdbarch_fp0_regnum.
* sh-tdep.c (sh_extract_return_value_fpu, sh_store_return_value_fpu)
(sh2e_show_regs, sh2a_show_regs, sh3e_show_regs, sh4_show_regs)
(sh_sh2a_register_type, sh_sh3e_register_type, sh_sh4_register_type)
(fv_reg_base_num, dr_reg_base_num): Likewise.
* sh64-tdep.c (sh64_fv_reg_base_num, sh64_dr_reg_base_num)
(sh64_fpp_reg_base_num, sh64_compact_reg_base_num, sh64_push_dummy_call)
(sh64_extract_return_value, sh64_store_return_value)
(sh64_show_media_regs, sh64_show_compact_regs, sh64_register_type)
(sh64_do_fp_register, sh64_media_print_registers_info): Likewise.
* procfs.c (procfs_fetch_registers, procfs_store_registers)
(invalidate_cache): Likewise.
* ppc-linux-tdep.c (ppc_linux_sigtramp_cache): Likewise.
* mipsnbsd-tdep.c (mipsnbsd_supply_fpreg)
(mipsnbsd_fill_fpreg): Likewise.
* mipsnbsd-nat.c (mipsnbsd_fetch_inferior_registers)
(mipsnbsd_store_inferior_registers): Likewise.
* mips-linux-tdep.c (mips_supply_fpregset, mips_fill_fpregset)
(mips64_supply_fpregset, mips64_fill_fpregset): Likewise.
* mips-linux-nat.c (mips64_linux_register_addr): Likewise.
* m68k-tdep.c (m68k_register_type, m68k_convert_register_p): Likewise.
* m68klinux-nat.c (getfpregs_supplies, supply_fpregset)
(fill_fpregset): Likewise.
* irix5-nat.c (supply_fpregset, fill_fpregset): Likewise.
* i386-tdep.h (struct_return): Likewise (comment).
* i386-nto-tdep.c (i386nto_register_area): Likewise.
* go32-nat.c (fetch_register, go32_fetch_registers, store_register)
(go32_store_registers): Likewise.
* alpha-tdep.c (alpha_next_pc): Likewise.
* alpha-linux-nat.c (alpha_linux_register_u_offset): Likewise.
* alphabsd-nat.c (alphabsd_fetch_inferior_registers)
(alphabsd_store_inferior_registers): Likewise.
* core-regset.c (fetch_core_registers): Likewise.
* i386v4-nat.c (supply_fpregset, fill_fpregset): Likewise.
* gdbarch.c, gdbarch.h: Regenerate.
2007-06-19 01:45:26 +08:00
|
|
|
*off = (regno - gdbarch_fp0_regnum (current_gdbarch))
|
|
|
|
* regsize + off_adjust;
|
2003-05-05 21:57:21 +08:00
|
|
|
return 10;
|
|
|
|
/* Why 10 instead of regsize? GDB only stores 10 bytes per FP
|
|
|
|
register so if we're sending a register back to the target,
|
|
|
|
we only want pdebug to write 10 bytes so as not to clobber
|
|
|
|
the reserved 6 bytes in the fxsave structure. */
|
|
|
|
}
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2007-05-06 22:30:45 +08:00
|
|
|
i386nto_regset_fill (const struct regcache *regcache, int regset, char *data)
|
2003-05-05 21:57:21 +08:00
|
|
|
{
|
|
|
|
if (regset == NTO_REG_GENERAL)
|
|
|
|
{
|
|
|
|
int regno;
|
|
|
|
|
|
|
|
for (regno = 0; regno < NUM_GPREGS; regno++)
|
|
|
|
{
|
|
|
|
int offset = nto_reg_offset (regno);
|
|
|
|
if (offset != -1)
|
2007-05-06 22:30:45 +08:00
|
|
|
regcache_raw_collect (regcache, regno, data + offset);
|
2003-05-05 21:57:21 +08:00
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (regset == NTO_REG_FLOAT)
|
|
|
|
{
|
|
|
|
if (nto_cpuinfo_valid && nto_cpuinfo_flags | X86_CPU_FXSR)
|
2007-05-06 22:30:45 +08:00
|
|
|
i387_collect_fxsave (regcache, -1, data);
|
2003-05-05 21:57:21 +08:00
|
|
|
else
|
2007-05-06 22:30:45 +08:00
|
|
|
i387_collect_fsave (regcache, -1, data);
|
2003-05-05 21:57:21 +08:00
|
|
|
}
|
|
|
|
else
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
* amd64-tdep.c (amd64_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
* amd64-linux-tdep.c: Include "symtab.h".
(amd64_linux_pc_in_sigtramp): Remove function.
(amd64_linux_sigtramp_p): New function.
(amd64_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64nbsd-tdep.c: Include "symtab.h".
(amd64nbsd_sigtramp_p): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64obsd-tdep.c: Include "symtab.h" and "objfiles.h". Add a
few comments.
(amd64obsd_pc_in_sigtramp): Remove function.
(amd64obsd_sigtramp_p): New function.
(amd64obsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-tdep.h (struct gdbarch_tdep): Add sigtramp_p member.
(i386bsd_pc_ins_sigtramp): Remove prototype.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove prototypes.
* i386-tdep.c (i386_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
(i386_pc_in_sigtramp, i386_svr4_pc_in_sigtramp): Remove functions.
(i386_sigtramp_p, i386_svr4_sigtramp_p): New functions.
(i386_go32_pc_in_sigtramp): Remove function.
(i386_svr4_init_abi): Don't set deprecated_pc_in_sigtramp.
Initialize TDEP->sigtramp_p.
(i386_go32_init_abi): Initialize TDEP->sigtramp_p to NULL.
(i386_gdbarch_init): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-linux-tdep.c: Adjust comments.
(i386_linux_pc_in_sigtramp): Remove function.
(i386_linux_sigtramp_p): New function.
(i386_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-nto-tdep.c: Update copyright year.
(i386nto_pc_in_sigtramp): Remove function.
(i386nto_sigtramp_p): New function.
(i386nto_sigcontext_addr): Use I386_ESP_REGNUM instead of
SP_REGNUM.
(i386nto_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-sol2-tdep.c: Update copyright year.
(i386_sol2_pc_in_sigtramp): Remove function.
(i386_sol2_sigtramp_p): New function.
(i386_sol2_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386bsd-tdep.c (i386bsd_pc_in_sigtramp): Remove function.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start and deprecated_sigtramp_end.
* i386nbsd-tdep.c: Include "frame.h" and "symtab.h".
(i386nbsd_pc_in_sigtramp): Remove function.
(i386nbsd_sigtramp_p): New function.
(i386nbsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_start, TDEP->sigtramp_end and TDEP->sigtramp_p.
* i386obsd-tdep.c: Include "frame.h", "symtab.h" and "objfiles.h".
(i386obsd_pc_in_sigtramp): Remove function.
(i386obsd_sigtramp_p): New function.
(i386obsd_sigtramp_start, i386obsd_sigtramp_end): Remove
functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_p.
* Makefile.in (amd64-linux-tdep.o, amd64nbsd-tdep.o,
amd64obsd-tdep.o, i386nbsd-tdep.o, i386obsd-tdep.o): Update
dependencies.
2004-04-10 00:28:50 +08:00
|
|
|
/* Return whether the frame preceding NEXT_FRAME corresponds to a QNX
|
|
|
|
Neutrino sigtramp routine. */
|
|
|
|
|
2003-05-05 21:57:21 +08:00
|
|
|
static int
|
* amd64-tdep.c (amd64_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
* amd64-linux-tdep.c: Include "symtab.h".
(amd64_linux_pc_in_sigtramp): Remove function.
(amd64_linux_sigtramp_p): New function.
(amd64_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64nbsd-tdep.c: Include "symtab.h".
(amd64nbsd_sigtramp_p): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64obsd-tdep.c: Include "symtab.h" and "objfiles.h". Add a
few comments.
(amd64obsd_pc_in_sigtramp): Remove function.
(amd64obsd_sigtramp_p): New function.
(amd64obsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-tdep.h (struct gdbarch_tdep): Add sigtramp_p member.
(i386bsd_pc_ins_sigtramp): Remove prototype.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove prototypes.
* i386-tdep.c (i386_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
(i386_pc_in_sigtramp, i386_svr4_pc_in_sigtramp): Remove functions.
(i386_sigtramp_p, i386_svr4_sigtramp_p): New functions.
(i386_go32_pc_in_sigtramp): Remove function.
(i386_svr4_init_abi): Don't set deprecated_pc_in_sigtramp.
Initialize TDEP->sigtramp_p.
(i386_go32_init_abi): Initialize TDEP->sigtramp_p to NULL.
(i386_gdbarch_init): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-linux-tdep.c: Adjust comments.
(i386_linux_pc_in_sigtramp): Remove function.
(i386_linux_sigtramp_p): New function.
(i386_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-nto-tdep.c: Update copyright year.
(i386nto_pc_in_sigtramp): Remove function.
(i386nto_sigtramp_p): New function.
(i386nto_sigcontext_addr): Use I386_ESP_REGNUM instead of
SP_REGNUM.
(i386nto_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-sol2-tdep.c: Update copyright year.
(i386_sol2_pc_in_sigtramp): Remove function.
(i386_sol2_sigtramp_p): New function.
(i386_sol2_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386bsd-tdep.c (i386bsd_pc_in_sigtramp): Remove function.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start and deprecated_sigtramp_end.
* i386nbsd-tdep.c: Include "frame.h" and "symtab.h".
(i386nbsd_pc_in_sigtramp): Remove function.
(i386nbsd_sigtramp_p): New function.
(i386nbsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_start, TDEP->sigtramp_end and TDEP->sigtramp_p.
* i386obsd-tdep.c: Include "frame.h", "symtab.h" and "objfiles.h".
(i386obsd_pc_in_sigtramp): Remove function.
(i386obsd_sigtramp_p): New function.
(i386obsd_sigtramp_start, i386obsd_sigtramp_end): Remove
functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_p.
* Makefile.in (amd64-linux-tdep.o, amd64nbsd-tdep.o,
amd64obsd-tdep.o, i386nbsd-tdep.o, i386obsd-tdep.o): Update
dependencies.
2004-04-10 00:28:50 +08:00
|
|
|
i386nto_sigtramp_p (struct frame_info *next_frame)
|
2003-05-05 21:57:21 +08:00
|
|
|
{
|
* amd64-tdep.c (amd64_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
* amd64-linux-tdep.c: Include "symtab.h".
(amd64_linux_pc_in_sigtramp): Remove function.
(amd64_linux_sigtramp_p): New function.
(amd64_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64nbsd-tdep.c: Include "symtab.h".
(amd64nbsd_sigtramp_p): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64obsd-tdep.c: Include "symtab.h" and "objfiles.h". Add a
few comments.
(amd64obsd_pc_in_sigtramp): Remove function.
(amd64obsd_sigtramp_p): New function.
(amd64obsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-tdep.h (struct gdbarch_tdep): Add sigtramp_p member.
(i386bsd_pc_ins_sigtramp): Remove prototype.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove prototypes.
* i386-tdep.c (i386_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
(i386_pc_in_sigtramp, i386_svr4_pc_in_sigtramp): Remove functions.
(i386_sigtramp_p, i386_svr4_sigtramp_p): New functions.
(i386_go32_pc_in_sigtramp): Remove function.
(i386_svr4_init_abi): Don't set deprecated_pc_in_sigtramp.
Initialize TDEP->sigtramp_p.
(i386_go32_init_abi): Initialize TDEP->sigtramp_p to NULL.
(i386_gdbarch_init): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-linux-tdep.c: Adjust comments.
(i386_linux_pc_in_sigtramp): Remove function.
(i386_linux_sigtramp_p): New function.
(i386_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-nto-tdep.c: Update copyright year.
(i386nto_pc_in_sigtramp): Remove function.
(i386nto_sigtramp_p): New function.
(i386nto_sigcontext_addr): Use I386_ESP_REGNUM instead of
SP_REGNUM.
(i386nto_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-sol2-tdep.c: Update copyright year.
(i386_sol2_pc_in_sigtramp): Remove function.
(i386_sol2_sigtramp_p): New function.
(i386_sol2_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386bsd-tdep.c (i386bsd_pc_in_sigtramp): Remove function.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start and deprecated_sigtramp_end.
* i386nbsd-tdep.c: Include "frame.h" and "symtab.h".
(i386nbsd_pc_in_sigtramp): Remove function.
(i386nbsd_sigtramp_p): New function.
(i386nbsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_start, TDEP->sigtramp_end and TDEP->sigtramp_p.
* i386obsd-tdep.c: Include "frame.h", "symtab.h" and "objfiles.h".
(i386obsd_pc_in_sigtramp): Remove function.
(i386obsd_sigtramp_p): New function.
(i386obsd_sigtramp_start, i386obsd_sigtramp_end): Remove
functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_p.
* Makefile.in (amd64-linux-tdep.o, amd64nbsd-tdep.o,
amd64obsd-tdep.o, i386nbsd-tdep.o, i386obsd-tdep.o): Update
dependencies.
2004-04-10 00:28:50 +08:00
|
|
|
CORE_ADDR pc = frame_pc_unwind (next_frame);
|
|
|
|
char *name;
|
|
|
|
|
|
|
|
find_pc_partial_function (pc, &name, NULL, NULL);
|
2003-05-05 21:57:21 +08:00
|
|
|
return name && strcmp ("__signalstub", name) == 0;
|
|
|
|
}
|
|
|
|
|
* i386-tdep.h (i386bsd_sigcontext_addr): Remove prototype.
(I386_SIZEOF_GREGS, I386_SIZEOF_FREGS, I386_SIZEOF_XREGS): Remove
defenitions.
(IS_FP_REGNUM, IS_SSE_REGNUM): Remove definitions.
* i386-tdep.c: Mark functions that are 64-bit safe as such.
(I386_EAX_REGNUM, I386_EDX_REGNUM, I386_ESP_REGNUM,
I386_EBP_REGNUM, I386_EIP_REGNUM, I386_EFLAGS_REGNUM,
I386_ST0_REGNUM): New defines.
(CODESTREAM_BUFSIZ, codestream_tell, codestream_peek,
codestream_get): Remove define.
(codestream_next_addr, condestream_addr, condestream_buf,
codestream_off, codestream_cnt): Remove variables.
(codestream_fill, codestream_seek, codestream_read): Remove
functions.
(i386_follow_jump): Rewrite to avoid usage of removed codestream
functionality.
(i386_get_frame_setup, i386_frameless_signal_p, i386_frame_chain,
i386_sigtramp_saved_pc, i386_sigtramp_saved_sp,
i386_frame_saved_pc, i386_saved_pc_after_call,
i386_frame_num_args, i386_frame_init_saved_regs,
i386_push_return_address, i386_do_pop_frame, i386_pop_frame,
i386_push_arguments): Remove functions.
(i386_skip_prologue): Rewrite to avoid usage of removed codestream
functionality. Use i386_analyze_prologue instead of
i386_get_frame_setup.
(I386_NUM_SAVED_REGS): New define.
(struct i386_frame_cache): New structure.
(i386_alloc_frame_cache, i386_analyze_struct_return,
i386_skip_probe, i386_analyze_frame_setup,
i386_analyze_register_saves, i386_analyze_prologue,
i386_unwind_pc, i386_frame_cache, i386_frame_this_id,
i386_frame_prev_register, i386_sigtramp_frame_cache,
i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register,
i386_frame_p, i386_sigtramp_frame_p, i386_frame_base_address,
i386_unwind_dummy_id, i386_save_dummy_tos, i386_push_dummy_call):
New functions.
(i386_frame_unwind, i386_sigtramp_frame_unwind, i386_frame_base):
New variables.
(LOW_RETURN_REGNUM, HIGH_RETURN_REGNUM): Define in terms of
I386_EAX_REGNUM and I386_EDX_REGNUM.
(i386_extract_return_value, i386_store_return_value): Use
I386_ST0_REGNUM where appropriate.
(i386_extract_struct_value_address): Rewrite to use extract_address.
(i386_svr4_pc_in_sigtramp): Add comment.
(i386_svr4_sigcontext_addr): Rewrite.
(i386_svr4_init_abi): Adjust TDEP->sc_pc_offset and
TDEP->sc_sp_offset.
(i386_gdbarch_init): Don't set deprecated_init_frame_pc. Set
sp_regnum, fp_regnum, pc_regnum, ps_regnum and fp0_regnum in terms
of new defines. Set push_dummy_call, don't set
deprecated_push_arguments, deprecated_push_return_address,
deprecated_pop_frame. Don't set parm_boundary. Don't set
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_saved_pc_after_call. Set unwind_dummy_id,
save_dummy_frame_tos, unwind_pc. Call
frame_unwind_append_predicate and frame_base_set_default. Don't
set deprecated_dummy_write_pc. Don't set deprecated_fp_regnum.
Don't set frameless_function_invocation. Don't set
deprecated_register_bytes, deprecated_register_size,
deprecated_call_dummy_words and deprecated_sizeof_call_dummy.
* i386-linux-tdep.c: Fix formatting in some comments.
(LINUX_SIGTRAMP_INSN0, LINUX_SIGTRAMP_OFFSET0,
LINUX_SIGTRAMP_INSN1, LINUX_SIGTRAMP_OFFSET1,
LINUX_SIGTRAMP_INSN2, LINUX_SIGTRAMP_OFFSET2,
LINUX_RT_SIGTRAMP_INSN0, LINUX_RT_SIGTRAMP_OFFSET0,
LINUX_RT_SIGTRAMP_INSN1, LINUX_RT_SIGTRAMP_OFFSET1): Drop
redundant parentheses.
(I386_LINUX_UCONTEXT_SIGCONTEXT_OFFSET): New define.
(i386_linux_sigcontext_addr): Use it. Rewrite.
(find_minsym_and_objfile): Change name of second argument.
(skip_gnu_resolver): Renamed from skip_hurd_resolver. All callers
changed. Use frame_pc_unwind instead of
DEPRECATED_SAVED_PC_AFTER_CALL.
(i386_linux_init_abi): Don't set deprecated_register_bytes.
* i386bsd-tdep.c (i386bsd_sigcontext_addr): Rewrite.
* i386-nto-tdep.c (i386nto_sigcontext_addr): Adapt for new frame
unwinder.
* i386-cygwin-tdep.c: Don't include "gdbcore.h", "frame.h" and
"dummy-frame.h".
(i386_cygwin_frame_chain_valid, i386_cygwin_frame_chain): Removed.
(_initialize_i386_cygwin_tdep): New prototype.
(i386_cygwin_init_abi): Don't set deprecated_frame_chain and
deprecated_frame_chain_valid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Don't set
TDEP->sigcontext_addr, TDEP->sc_pc_offset and TDEP->sc_sp_offset.
Rely on the SVR4 defaults.
* config/i386/i386sol2.mt (TDEPFILES): Remove i386bsd-tdep.o.
* Makefile.in (i386-tdep.o, i386-cygwin-tdep.o): Update dependencies.
2003-05-31 03:24:30 +08:00
|
|
|
#define I386_NTO_SIGCONTEXT_OFFSET 136
|
|
|
|
|
|
|
|
/* Assuming NEXT_FRAME is a frame following a QNX Neutrino sigtramp
|
|
|
|
routine, return the address of the associated sigcontext structure. */
|
|
|
|
|
2003-05-05 21:57:21 +08:00
|
|
|
static CORE_ADDR
|
* i386-tdep.h (i386bsd_sigcontext_addr): Remove prototype.
(I386_SIZEOF_GREGS, I386_SIZEOF_FREGS, I386_SIZEOF_XREGS): Remove
defenitions.
(IS_FP_REGNUM, IS_SSE_REGNUM): Remove definitions.
* i386-tdep.c: Mark functions that are 64-bit safe as such.
(I386_EAX_REGNUM, I386_EDX_REGNUM, I386_ESP_REGNUM,
I386_EBP_REGNUM, I386_EIP_REGNUM, I386_EFLAGS_REGNUM,
I386_ST0_REGNUM): New defines.
(CODESTREAM_BUFSIZ, codestream_tell, codestream_peek,
codestream_get): Remove define.
(codestream_next_addr, condestream_addr, condestream_buf,
codestream_off, codestream_cnt): Remove variables.
(codestream_fill, codestream_seek, codestream_read): Remove
functions.
(i386_follow_jump): Rewrite to avoid usage of removed codestream
functionality.
(i386_get_frame_setup, i386_frameless_signal_p, i386_frame_chain,
i386_sigtramp_saved_pc, i386_sigtramp_saved_sp,
i386_frame_saved_pc, i386_saved_pc_after_call,
i386_frame_num_args, i386_frame_init_saved_regs,
i386_push_return_address, i386_do_pop_frame, i386_pop_frame,
i386_push_arguments): Remove functions.
(i386_skip_prologue): Rewrite to avoid usage of removed codestream
functionality. Use i386_analyze_prologue instead of
i386_get_frame_setup.
(I386_NUM_SAVED_REGS): New define.
(struct i386_frame_cache): New structure.
(i386_alloc_frame_cache, i386_analyze_struct_return,
i386_skip_probe, i386_analyze_frame_setup,
i386_analyze_register_saves, i386_analyze_prologue,
i386_unwind_pc, i386_frame_cache, i386_frame_this_id,
i386_frame_prev_register, i386_sigtramp_frame_cache,
i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register,
i386_frame_p, i386_sigtramp_frame_p, i386_frame_base_address,
i386_unwind_dummy_id, i386_save_dummy_tos, i386_push_dummy_call):
New functions.
(i386_frame_unwind, i386_sigtramp_frame_unwind, i386_frame_base):
New variables.
(LOW_RETURN_REGNUM, HIGH_RETURN_REGNUM): Define in terms of
I386_EAX_REGNUM and I386_EDX_REGNUM.
(i386_extract_return_value, i386_store_return_value): Use
I386_ST0_REGNUM where appropriate.
(i386_extract_struct_value_address): Rewrite to use extract_address.
(i386_svr4_pc_in_sigtramp): Add comment.
(i386_svr4_sigcontext_addr): Rewrite.
(i386_svr4_init_abi): Adjust TDEP->sc_pc_offset and
TDEP->sc_sp_offset.
(i386_gdbarch_init): Don't set deprecated_init_frame_pc. Set
sp_regnum, fp_regnum, pc_regnum, ps_regnum and fp0_regnum in terms
of new defines. Set push_dummy_call, don't set
deprecated_push_arguments, deprecated_push_return_address,
deprecated_pop_frame. Don't set parm_boundary. Don't set
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_saved_pc_after_call. Set unwind_dummy_id,
save_dummy_frame_tos, unwind_pc. Call
frame_unwind_append_predicate and frame_base_set_default. Don't
set deprecated_dummy_write_pc. Don't set deprecated_fp_regnum.
Don't set frameless_function_invocation. Don't set
deprecated_register_bytes, deprecated_register_size,
deprecated_call_dummy_words and deprecated_sizeof_call_dummy.
* i386-linux-tdep.c: Fix formatting in some comments.
(LINUX_SIGTRAMP_INSN0, LINUX_SIGTRAMP_OFFSET0,
LINUX_SIGTRAMP_INSN1, LINUX_SIGTRAMP_OFFSET1,
LINUX_SIGTRAMP_INSN2, LINUX_SIGTRAMP_OFFSET2,
LINUX_RT_SIGTRAMP_INSN0, LINUX_RT_SIGTRAMP_OFFSET0,
LINUX_RT_SIGTRAMP_INSN1, LINUX_RT_SIGTRAMP_OFFSET1): Drop
redundant parentheses.
(I386_LINUX_UCONTEXT_SIGCONTEXT_OFFSET): New define.
(i386_linux_sigcontext_addr): Use it. Rewrite.
(find_minsym_and_objfile): Change name of second argument.
(skip_gnu_resolver): Renamed from skip_hurd_resolver. All callers
changed. Use frame_pc_unwind instead of
DEPRECATED_SAVED_PC_AFTER_CALL.
(i386_linux_init_abi): Don't set deprecated_register_bytes.
* i386bsd-tdep.c (i386bsd_sigcontext_addr): Rewrite.
* i386-nto-tdep.c (i386nto_sigcontext_addr): Adapt for new frame
unwinder.
* i386-cygwin-tdep.c: Don't include "gdbcore.h", "frame.h" and
"dummy-frame.h".
(i386_cygwin_frame_chain_valid, i386_cygwin_frame_chain): Removed.
(_initialize_i386_cygwin_tdep): New prototype.
(i386_cygwin_init_abi): Don't set deprecated_frame_chain and
deprecated_frame_chain_valid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Don't set
TDEP->sigcontext_addr, TDEP->sc_pc_offset and TDEP->sc_sp_offset.
Rely on the SVR4 defaults.
* config/i386/i386sol2.mt (TDEPFILES): Remove i386bsd-tdep.o.
* Makefile.in (i386-tdep.o, i386-cygwin-tdep.o): Update dependencies.
2003-05-31 03:24:30 +08:00
|
|
|
i386nto_sigcontext_addr (struct frame_info *next_frame)
|
2003-05-05 21:57:21 +08:00
|
|
|
{
|
* i386-tdep.h (i386bsd_sigcontext_addr): Remove prototype.
(I386_SIZEOF_GREGS, I386_SIZEOF_FREGS, I386_SIZEOF_XREGS): Remove
defenitions.
(IS_FP_REGNUM, IS_SSE_REGNUM): Remove definitions.
* i386-tdep.c: Mark functions that are 64-bit safe as such.
(I386_EAX_REGNUM, I386_EDX_REGNUM, I386_ESP_REGNUM,
I386_EBP_REGNUM, I386_EIP_REGNUM, I386_EFLAGS_REGNUM,
I386_ST0_REGNUM): New defines.
(CODESTREAM_BUFSIZ, codestream_tell, codestream_peek,
codestream_get): Remove define.
(codestream_next_addr, condestream_addr, condestream_buf,
codestream_off, codestream_cnt): Remove variables.
(codestream_fill, codestream_seek, codestream_read): Remove
functions.
(i386_follow_jump): Rewrite to avoid usage of removed codestream
functionality.
(i386_get_frame_setup, i386_frameless_signal_p, i386_frame_chain,
i386_sigtramp_saved_pc, i386_sigtramp_saved_sp,
i386_frame_saved_pc, i386_saved_pc_after_call,
i386_frame_num_args, i386_frame_init_saved_regs,
i386_push_return_address, i386_do_pop_frame, i386_pop_frame,
i386_push_arguments): Remove functions.
(i386_skip_prologue): Rewrite to avoid usage of removed codestream
functionality. Use i386_analyze_prologue instead of
i386_get_frame_setup.
(I386_NUM_SAVED_REGS): New define.
(struct i386_frame_cache): New structure.
(i386_alloc_frame_cache, i386_analyze_struct_return,
i386_skip_probe, i386_analyze_frame_setup,
i386_analyze_register_saves, i386_analyze_prologue,
i386_unwind_pc, i386_frame_cache, i386_frame_this_id,
i386_frame_prev_register, i386_sigtramp_frame_cache,
i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register,
i386_frame_p, i386_sigtramp_frame_p, i386_frame_base_address,
i386_unwind_dummy_id, i386_save_dummy_tos, i386_push_dummy_call):
New functions.
(i386_frame_unwind, i386_sigtramp_frame_unwind, i386_frame_base):
New variables.
(LOW_RETURN_REGNUM, HIGH_RETURN_REGNUM): Define in terms of
I386_EAX_REGNUM and I386_EDX_REGNUM.
(i386_extract_return_value, i386_store_return_value): Use
I386_ST0_REGNUM where appropriate.
(i386_extract_struct_value_address): Rewrite to use extract_address.
(i386_svr4_pc_in_sigtramp): Add comment.
(i386_svr4_sigcontext_addr): Rewrite.
(i386_svr4_init_abi): Adjust TDEP->sc_pc_offset and
TDEP->sc_sp_offset.
(i386_gdbarch_init): Don't set deprecated_init_frame_pc. Set
sp_regnum, fp_regnum, pc_regnum, ps_regnum and fp0_regnum in terms
of new defines. Set push_dummy_call, don't set
deprecated_push_arguments, deprecated_push_return_address,
deprecated_pop_frame. Don't set parm_boundary. Don't set
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_saved_pc_after_call. Set unwind_dummy_id,
save_dummy_frame_tos, unwind_pc. Call
frame_unwind_append_predicate and frame_base_set_default. Don't
set deprecated_dummy_write_pc. Don't set deprecated_fp_regnum.
Don't set frameless_function_invocation. Don't set
deprecated_register_bytes, deprecated_register_size,
deprecated_call_dummy_words and deprecated_sizeof_call_dummy.
* i386-linux-tdep.c: Fix formatting in some comments.
(LINUX_SIGTRAMP_INSN0, LINUX_SIGTRAMP_OFFSET0,
LINUX_SIGTRAMP_INSN1, LINUX_SIGTRAMP_OFFSET1,
LINUX_SIGTRAMP_INSN2, LINUX_SIGTRAMP_OFFSET2,
LINUX_RT_SIGTRAMP_INSN0, LINUX_RT_SIGTRAMP_OFFSET0,
LINUX_RT_SIGTRAMP_INSN1, LINUX_RT_SIGTRAMP_OFFSET1): Drop
redundant parentheses.
(I386_LINUX_UCONTEXT_SIGCONTEXT_OFFSET): New define.
(i386_linux_sigcontext_addr): Use it. Rewrite.
(find_minsym_and_objfile): Change name of second argument.
(skip_gnu_resolver): Renamed from skip_hurd_resolver. All callers
changed. Use frame_pc_unwind instead of
DEPRECATED_SAVED_PC_AFTER_CALL.
(i386_linux_init_abi): Don't set deprecated_register_bytes.
* i386bsd-tdep.c (i386bsd_sigcontext_addr): Rewrite.
* i386-nto-tdep.c (i386nto_sigcontext_addr): Adapt for new frame
unwinder.
* i386-cygwin-tdep.c: Don't include "gdbcore.h", "frame.h" and
"dummy-frame.h".
(i386_cygwin_frame_chain_valid, i386_cygwin_frame_chain): Removed.
(_initialize_i386_cygwin_tdep): New prototype.
(i386_cygwin_init_abi): Don't set deprecated_frame_chain and
deprecated_frame_chain_valid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Don't set
TDEP->sigcontext_addr, TDEP->sc_pc_offset and TDEP->sc_sp_offset.
Rely on the SVR4 defaults.
* config/i386/i386sol2.mt (TDEPFILES): Remove i386bsd-tdep.o.
* Makefile.in (i386-tdep.o, i386-cygwin-tdep.o): Update dependencies.
2003-05-31 03:24:30 +08:00
|
|
|
char buf[4];
|
2003-06-18 01:49:39 +08:00
|
|
|
CORE_ADDR sp;
|
* i386-tdep.h (i386bsd_sigcontext_addr): Remove prototype.
(I386_SIZEOF_GREGS, I386_SIZEOF_FREGS, I386_SIZEOF_XREGS): Remove
defenitions.
(IS_FP_REGNUM, IS_SSE_REGNUM): Remove definitions.
* i386-tdep.c: Mark functions that are 64-bit safe as such.
(I386_EAX_REGNUM, I386_EDX_REGNUM, I386_ESP_REGNUM,
I386_EBP_REGNUM, I386_EIP_REGNUM, I386_EFLAGS_REGNUM,
I386_ST0_REGNUM): New defines.
(CODESTREAM_BUFSIZ, codestream_tell, codestream_peek,
codestream_get): Remove define.
(codestream_next_addr, condestream_addr, condestream_buf,
codestream_off, codestream_cnt): Remove variables.
(codestream_fill, codestream_seek, codestream_read): Remove
functions.
(i386_follow_jump): Rewrite to avoid usage of removed codestream
functionality.
(i386_get_frame_setup, i386_frameless_signal_p, i386_frame_chain,
i386_sigtramp_saved_pc, i386_sigtramp_saved_sp,
i386_frame_saved_pc, i386_saved_pc_after_call,
i386_frame_num_args, i386_frame_init_saved_regs,
i386_push_return_address, i386_do_pop_frame, i386_pop_frame,
i386_push_arguments): Remove functions.
(i386_skip_prologue): Rewrite to avoid usage of removed codestream
functionality. Use i386_analyze_prologue instead of
i386_get_frame_setup.
(I386_NUM_SAVED_REGS): New define.
(struct i386_frame_cache): New structure.
(i386_alloc_frame_cache, i386_analyze_struct_return,
i386_skip_probe, i386_analyze_frame_setup,
i386_analyze_register_saves, i386_analyze_prologue,
i386_unwind_pc, i386_frame_cache, i386_frame_this_id,
i386_frame_prev_register, i386_sigtramp_frame_cache,
i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register,
i386_frame_p, i386_sigtramp_frame_p, i386_frame_base_address,
i386_unwind_dummy_id, i386_save_dummy_tos, i386_push_dummy_call):
New functions.
(i386_frame_unwind, i386_sigtramp_frame_unwind, i386_frame_base):
New variables.
(LOW_RETURN_REGNUM, HIGH_RETURN_REGNUM): Define in terms of
I386_EAX_REGNUM and I386_EDX_REGNUM.
(i386_extract_return_value, i386_store_return_value): Use
I386_ST0_REGNUM where appropriate.
(i386_extract_struct_value_address): Rewrite to use extract_address.
(i386_svr4_pc_in_sigtramp): Add comment.
(i386_svr4_sigcontext_addr): Rewrite.
(i386_svr4_init_abi): Adjust TDEP->sc_pc_offset and
TDEP->sc_sp_offset.
(i386_gdbarch_init): Don't set deprecated_init_frame_pc. Set
sp_regnum, fp_regnum, pc_regnum, ps_regnum and fp0_regnum in terms
of new defines. Set push_dummy_call, don't set
deprecated_push_arguments, deprecated_push_return_address,
deprecated_pop_frame. Don't set parm_boundary. Don't set
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_saved_pc_after_call. Set unwind_dummy_id,
save_dummy_frame_tos, unwind_pc. Call
frame_unwind_append_predicate and frame_base_set_default. Don't
set deprecated_dummy_write_pc. Don't set deprecated_fp_regnum.
Don't set frameless_function_invocation. Don't set
deprecated_register_bytes, deprecated_register_size,
deprecated_call_dummy_words and deprecated_sizeof_call_dummy.
* i386-linux-tdep.c: Fix formatting in some comments.
(LINUX_SIGTRAMP_INSN0, LINUX_SIGTRAMP_OFFSET0,
LINUX_SIGTRAMP_INSN1, LINUX_SIGTRAMP_OFFSET1,
LINUX_SIGTRAMP_INSN2, LINUX_SIGTRAMP_OFFSET2,
LINUX_RT_SIGTRAMP_INSN0, LINUX_RT_SIGTRAMP_OFFSET0,
LINUX_RT_SIGTRAMP_INSN1, LINUX_RT_SIGTRAMP_OFFSET1): Drop
redundant parentheses.
(I386_LINUX_UCONTEXT_SIGCONTEXT_OFFSET): New define.
(i386_linux_sigcontext_addr): Use it. Rewrite.
(find_minsym_and_objfile): Change name of second argument.
(skip_gnu_resolver): Renamed from skip_hurd_resolver. All callers
changed. Use frame_pc_unwind instead of
DEPRECATED_SAVED_PC_AFTER_CALL.
(i386_linux_init_abi): Don't set deprecated_register_bytes.
* i386bsd-tdep.c (i386bsd_sigcontext_addr): Rewrite.
* i386-nto-tdep.c (i386nto_sigcontext_addr): Adapt for new frame
unwinder.
* i386-cygwin-tdep.c: Don't include "gdbcore.h", "frame.h" and
"dummy-frame.h".
(i386_cygwin_frame_chain_valid, i386_cygwin_frame_chain): Removed.
(_initialize_i386_cygwin_tdep): New prototype.
(i386_cygwin_init_abi): Don't set deprecated_frame_chain and
deprecated_frame_chain_valid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Don't set
TDEP->sigcontext_addr, TDEP->sc_pc_offset and TDEP->sc_sp_offset.
Rely on the SVR4 defaults.
* config/i386/i386sol2.mt (TDEPFILES): Remove i386bsd-tdep.o.
* Makefile.in (i386-tdep.o, i386-cygwin-tdep.o): Update dependencies.
2003-05-31 03:24:30 +08:00
|
|
|
|
* amd64-tdep.c (amd64_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
* amd64-linux-tdep.c: Include "symtab.h".
(amd64_linux_pc_in_sigtramp): Remove function.
(amd64_linux_sigtramp_p): New function.
(amd64_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64nbsd-tdep.c: Include "symtab.h".
(amd64nbsd_sigtramp_p): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64obsd-tdep.c: Include "symtab.h" and "objfiles.h". Add a
few comments.
(amd64obsd_pc_in_sigtramp): Remove function.
(amd64obsd_sigtramp_p): New function.
(amd64obsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-tdep.h (struct gdbarch_tdep): Add sigtramp_p member.
(i386bsd_pc_ins_sigtramp): Remove prototype.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove prototypes.
* i386-tdep.c (i386_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
(i386_pc_in_sigtramp, i386_svr4_pc_in_sigtramp): Remove functions.
(i386_sigtramp_p, i386_svr4_sigtramp_p): New functions.
(i386_go32_pc_in_sigtramp): Remove function.
(i386_svr4_init_abi): Don't set deprecated_pc_in_sigtramp.
Initialize TDEP->sigtramp_p.
(i386_go32_init_abi): Initialize TDEP->sigtramp_p to NULL.
(i386_gdbarch_init): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-linux-tdep.c: Adjust comments.
(i386_linux_pc_in_sigtramp): Remove function.
(i386_linux_sigtramp_p): New function.
(i386_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-nto-tdep.c: Update copyright year.
(i386nto_pc_in_sigtramp): Remove function.
(i386nto_sigtramp_p): New function.
(i386nto_sigcontext_addr): Use I386_ESP_REGNUM instead of
SP_REGNUM.
(i386nto_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-sol2-tdep.c: Update copyright year.
(i386_sol2_pc_in_sigtramp): Remove function.
(i386_sol2_sigtramp_p): New function.
(i386_sol2_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386bsd-tdep.c (i386bsd_pc_in_sigtramp): Remove function.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start and deprecated_sigtramp_end.
* i386nbsd-tdep.c: Include "frame.h" and "symtab.h".
(i386nbsd_pc_in_sigtramp): Remove function.
(i386nbsd_sigtramp_p): New function.
(i386nbsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_start, TDEP->sigtramp_end and TDEP->sigtramp_p.
* i386obsd-tdep.c: Include "frame.h", "symtab.h" and "objfiles.h".
(i386obsd_pc_in_sigtramp): Remove function.
(i386obsd_sigtramp_p): New function.
(i386obsd_sigtramp_start, i386obsd_sigtramp_end): Remove
functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_p.
* Makefile.in (amd64-linux-tdep.o, amd64nbsd-tdep.o,
amd64obsd-tdep.o, i386nbsd-tdep.o, i386obsd-tdep.o): Update
dependencies.
2004-04-10 00:28:50 +08:00
|
|
|
frame_unwind_register (next_frame, I386_ESP_REGNUM, buf);
|
* i386-tdep.h (i386bsd_sigcontext_addr): Remove prototype.
(I386_SIZEOF_GREGS, I386_SIZEOF_FREGS, I386_SIZEOF_XREGS): Remove
defenitions.
(IS_FP_REGNUM, IS_SSE_REGNUM): Remove definitions.
* i386-tdep.c: Mark functions that are 64-bit safe as such.
(I386_EAX_REGNUM, I386_EDX_REGNUM, I386_ESP_REGNUM,
I386_EBP_REGNUM, I386_EIP_REGNUM, I386_EFLAGS_REGNUM,
I386_ST0_REGNUM): New defines.
(CODESTREAM_BUFSIZ, codestream_tell, codestream_peek,
codestream_get): Remove define.
(codestream_next_addr, condestream_addr, condestream_buf,
codestream_off, codestream_cnt): Remove variables.
(codestream_fill, codestream_seek, codestream_read): Remove
functions.
(i386_follow_jump): Rewrite to avoid usage of removed codestream
functionality.
(i386_get_frame_setup, i386_frameless_signal_p, i386_frame_chain,
i386_sigtramp_saved_pc, i386_sigtramp_saved_sp,
i386_frame_saved_pc, i386_saved_pc_after_call,
i386_frame_num_args, i386_frame_init_saved_regs,
i386_push_return_address, i386_do_pop_frame, i386_pop_frame,
i386_push_arguments): Remove functions.
(i386_skip_prologue): Rewrite to avoid usage of removed codestream
functionality. Use i386_analyze_prologue instead of
i386_get_frame_setup.
(I386_NUM_SAVED_REGS): New define.
(struct i386_frame_cache): New structure.
(i386_alloc_frame_cache, i386_analyze_struct_return,
i386_skip_probe, i386_analyze_frame_setup,
i386_analyze_register_saves, i386_analyze_prologue,
i386_unwind_pc, i386_frame_cache, i386_frame_this_id,
i386_frame_prev_register, i386_sigtramp_frame_cache,
i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register,
i386_frame_p, i386_sigtramp_frame_p, i386_frame_base_address,
i386_unwind_dummy_id, i386_save_dummy_tos, i386_push_dummy_call):
New functions.
(i386_frame_unwind, i386_sigtramp_frame_unwind, i386_frame_base):
New variables.
(LOW_RETURN_REGNUM, HIGH_RETURN_REGNUM): Define in terms of
I386_EAX_REGNUM and I386_EDX_REGNUM.
(i386_extract_return_value, i386_store_return_value): Use
I386_ST0_REGNUM where appropriate.
(i386_extract_struct_value_address): Rewrite to use extract_address.
(i386_svr4_pc_in_sigtramp): Add comment.
(i386_svr4_sigcontext_addr): Rewrite.
(i386_svr4_init_abi): Adjust TDEP->sc_pc_offset and
TDEP->sc_sp_offset.
(i386_gdbarch_init): Don't set deprecated_init_frame_pc. Set
sp_regnum, fp_regnum, pc_regnum, ps_regnum and fp0_regnum in terms
of new defines. Set push_dummy_call, don't set
deprecated_push_arguments, deprecated_push_return_address,
deprecated_pop_frame. Don't set parm_boundary. Don't set
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_saved_pc_after_call. Set unwind_dummy_id,
save_dummy_frame_tos, unwind_pc. Call
frame_unwind_append_predicate and frame_base_set_default. Don't
set deprecated_dummy_write_pc. Don't set deprecated_fp_regnum.
Don't set frameless_function_invocation. Don't set
deprecated_register_bytes, deprecated_register_size,
deprecated_call_dummy_words and deprecated_sizeof_call_dummy.
* i386-linux-tdep.c: Fix formatting in some comments.
(LINUX_SIGTRAMP_INSN0, LINUX_SIGTRAMP_OFFSET0,
LINUX_SIGTRAMP_INSN1, LINUX_SIGTRAMP_OFFSET1,
LINUX_SIGTRAMP_INSN2, LINUX_SIGTRAMP_OFFSET2,
LINUX_RT_SIGTRAMP_INSN0, LINUX_RT_SIGTRAMP_OFFSET0,
LINUX_RT_SIGTRAMP_INSN1, LINUX_RT_SIGTRAMP_OFFSET1): Drop
redundant parentheses.
(I386_LINUX_UCONTEXT_SIGCONTEXT_OFFSET): New define.
(i386_linux_sigcontext_addr): Use it. Rewrite.
(find_minsym_and_objfile): Change name of second argument.
(skip_gnu_resolver): Renamed from skip_hurd_resolver. All callers
changed. Use frame_pc_unwind instead of
DEPRECATED_SAVED_PC_AFTER_CALL.
(i386_linux_init_abi): Don't set deprecated_register_bytes.
* i386bsd-tdep.c (i386bsd_sigcontext_addr): Rewrite.
* i386-nto-tdep.c (i386nto_sigcontext_addr): Adapt for new frame
unwinder.
* i386-cygwin-tdep.c: Don't include "gdbcore.h", "frame.h" and
"dummy-frame.h".
(i386_cygwin_frame_chain_valid, i386_cygwin_frame_chain): Removed.
(_initialize_i386_cygwin_tdep): New prototype.
(i386_cygwin_init_abi): Don't set deprecated_frame_chain and
deprecated_frame_chain_valid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Don't set
TDEP->sigcontext_addr, TDEP->sc_pc_offset and TDEP->sc_sp_offset.
Rely on the SVR4 defaults.
* config/i386/i386sol2.mt (TDEPFILES): Remove i386bsd-tdep.o.
* Makefile.in (i386-tdep.o, i386-cygwin-tdep.o): Update dependencies.
2003-05-31 03:24:30 +08:00
|
|
|
sp = extract_unsigned_integer (buf, 4);
|
2003-05-05 21:57:21 +08:00
|
|
|
|
* i386-tdep.h (i386bsd_sigcontext_addr): Remove prototype.
(I386_SIZEOF_GREGS, I386_SIZEOF_FREGS, I386_SIZEOF_XREGS): Remove
defenitions.
(IS_FP_REGNUM, IS_SSE_REGNUM): Remove definitions.
* i386-tdep.c: Mark functions that are 64-bit safe as such.
(I386_EAX_REGNUM, I386_EDX_REGNUM, I386_ESP_REGNUM,
I386_EBP_REGNUM, I386_EIP_REGNUM, I386_EFLAGS_REGNUM,
I386_ST0_REGNUM): New defines.
(CODESTREAM_BUFSIZ, codestream_tell, codestream_peek,
codestream_get): Remove define.
(codestream_next_addr, condestream_addr, condestream_buf,
codestream_off, codestream_cnt): Remove variables.
(codestream_fill, codestream_seek, codestream_read): Remove
functions.
(i386_follow_jump): Rewrite to avoid usage of removed codestream
functionality.
(i386_get_frame_setup, i386_frameless_signal_p, i386_frame_chain,
i386_sigtramp_saved_pc, i386_sigtramp_saved_sp,
i386_frame_saved_pc, i386_saved_pc_after_call,
i386_frame_num_args, i386_frame_init_saved_regs,
i386_push_return_address, i386_do_pop_frame, i386_pop_frame,
i386_push_arguments): Remove functions.
(i386_skip_prologue): Rewrite to avoid usage of removed codestream
functionality. Use i386_analyze_prologue instead of
i386_get_frame_setup.
(I386_NUM_SAVED_REGS): New define.
(struct i386_frame_cache): New structure.
(i386_alloc_frame_cache, i386_analyze_struct_return,
i386_skip_probe, i386_analyze_frame_setup,
i386_analyze_register_saves, i386_analyze_prologue,
i386_unwind_pc, i386_frame_cache, i386_frame_this_id,
i386_frame_prev_register, i386_sigtramp_frame_cache,
i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register,
i386_frame_p, i386_sigtramp_frame_p, i386_frame_base_address,
i386_unwind_dummy_id, i386_save_dummy_tos, i386_push_dummy_call):
New functions.
(i386_frame_unwind, i386_sigtramp_frame_unwind, i386_frame_base):
New variables.
(LOW_RETURN_REGNUM, HIGH_RETURN_REGNUM): Define in terms of
I386_EAX_REGNUM and I386_EDX_REGNUM.
(i386_extract_return_value, i386_store_return_value): Use
I386_ST0_REGNUM where appropriate.
(i386_extract_struct_value_address): Rewrite to use extract_address.
(i386_svr4_pc_in_sigtramp): Add comment.
(i386_svr4_sigcontext_addr): Rewrite.
(i386_svr4_init_abi): Adjust TDEP->sc_pc_offset and
TDEP->sc_sp_offset.
(i386_gdbarch_init): Don't set deprecated_init_frame_pc. Set
sp_regnum, fp_regnum, pc_regnum, ps_regnum and fp0_regnum in terms
of new defines. Set push_dummy_call, don't set
deprecated_push_arguments, deprecated_push_return_address,
deprecated_pop_frame. Don't set parm_boundary. Don't set
deprecated_frame_chain, deprecated_frame_saved_pc,
deprecated_saved_pc_after_call. Set unwind_dummy_id,
save_dummy_frame_tos, unwind_pc. Call
frame_unwind_append_predicate and frame_base_set_default. Don't
set deprecated_dummy_write_pc. Don't set deprecated_fp_regnum.
Don't set frameless_function_invocation. Don't set
deprecated_register_bytes, deprecated_register_size,
deprecated_call_dummy_words and deprecated_sizeof_call_dummy.
* i386-linux-tdep.c: Fix formatting in some comments.
(LINUX_SIGTRAMP_INSN0, LINUX_SIGTRAMP_OFFSET0,
LINUX_SIGTRAMP_INSN1, LINUX_SIGTRAMP_OFFSET1,
LINUX_SIGTRAMP_INSN2, LINUX_SIGTRAMP_OFFSET2,
LINUX_RT_SIGTRAMP_INSN0, LINUX_RT_SIGTRAMP_OFFSET0,
LINUX_RT_SIGTRAMP_INSN1, LINUX_RT_SIGTRAMP_OFFSET1): Drop
redundant parentheses.
(I386_LINUX_UCONTEXT_SIGCONTEXT_OFFSET): New define.
(i386_linux_sigcontext_addr): Use it. Rewrite.
(find_minsym_and_objfile): Change name of second argument.
(skip_gnu_resolver): Renamed from skip_hurd_resolver. All callers
changed. Use frame_pc_unwind instead of
DEPRECATED_SAVED_PC_AFTER_CALL.
(i386_linux_init_abi): Don't set deprecated_register_bytes.
* i386bsd-tdep.c (i386bsd_sigcontext_addr): Rewrite.
* i386-nto-tdep.c (i386nto_sigcontext_addr): Adapt for new frame
unwinder.
* i386-cygwin-tdep.c: Don't include "gdbcore.h", "frame.h" and
"dummy-frame.h".
(i386_cygwin_frame_chain_valid, i386_cygwin_frame_chain): Removed.
(_initialize_i386_cygwin_tdep): New prototype.
(i386_cygwin_init_abi): Don't set deprecated_frame_chain and
deprecated_frame_chain_valid.
* i386-sol2-tdep.c (i386_sol2_init_abi): Don't set
TDEP->sigcontext_addr, TDEP->sc_pc_offset and TDEP->sc_sp_offset.
Rely on the SVR4 defaults.
* config/i386/i386sol2.mt (TDEPFILES): Remove i386bsd-tdep.o.
* Makefile.in (i386-tdep.o, i386-cygwin-tdep.o): Update dependencies.
2003-05-31 03:24:30 +08:00
|
|
|
return sp + I386_NTO_SIGCONTEXT_OFFSET;
|
2003-05-05 21:57:21 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
2003-05-07 00:47:47 +08:00
|
|
|
init_i386nto_ops (void)
|
2003-05-05 21:57:21 +08:00
|
|
|
{
|
2004-12-10 21:38:23 +08:00
|
|
|
i386_nto_target.regset_id = i386nto_regset_id;
|
|
|
|
i386_nto_target.supply_gregset = i386nto_supply_gregset;
|
|
|
|
i386_nto_target.supply_fpregset = i386nto_supply_fpregset;
|
|
|
|
i386_nto_target.supply_altregset = nto_dummy_supply_regset;
|
|
|
|
i386_nto_target.supply_regset = i386nto_supply_regset;
|
|
|
|
i386_nto_target.register_area = i386nto_register_area;
|
|
|
|
i386_nto_target.regset_fill = i386nto_regset_fill;
|
|
|
|
i386_nto_target.fetch_link_map_offsets =
|
2004-12-24 06:34:23 +08:00
|
|
|
svr4_ilp32_fetch_link_map_offsets;
|
2003-05-05 21:57:21 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
i386nto_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
|
|
|
|
{
|
|
|
|
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
|
|
|
|
|
2004-12-10 21:38:23 +08:00
|
|
|
/* Deal with our strange signals. */
|
|
|
|
nto_initialize_signals ();
|
|
|
|
|
2003-05-05 21:57:21 +08:00
|
|
|
/* NTO uses ELF. */
|
|
|
|
i386_elf_init_abi (info, gdbarch);
|
|
|
|
|
2004-01-17 23:34:13 +08:00
|
|
|
/* Neutrino rewinds to look more normal. Need to override the i386
|
2004-02-07 02:30:47 +08:00
|
|
|
default which is [unfortunately] to decrement the PC. */
|
2003-05-05 21:57:21 +08:00
|
|
|
set_gdbarch_decr_pc_after_break (gdbarch, 0);
|
|
|
|
|
2004-12-24 22:45:32 +08:00
|
|
|
tdep->gregset_reg_offset = i386nto_gregset_reg_offset;
|
|
|
|
tdep->gregset_num_regs = ARRAY_SIZE (i386nto_gregset_reg_offset);
|
|
|
|
tdep->sizeof_gregset = NUM_GPREGS * 4;
|
|
|
|
|
* amd64-tdep.c (amd64_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
* amd64-linux-tdep.c: Include "symtab.h".
(amd64_linux_pc_in_sigtramp): Remove function.
(amd64_linux_sigtramp_p): New function.
(amd64_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64nbsd-tdep.c: Include "symtab.h".
(amd64nbsd_sigtramp_p): New function.
(amd64nbsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* amd64obsd-tdep.c: Include "symtab.h" and "objfiles.h". Add a
few comments.
(amd64obsd_pc_in_sigtramp): Remove function.
(amd64obsd_sigtramp_p): New function.
(amd64obsd_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-tdep.h (struct gdbarch_tdep): Add sigtramp_p member.
(i386bsd_pc_ins_sigtramp): Remove prototype.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove prototypes.
* i386-tdep.c (i386_sigtramp_frame_sniffer): Rewrite to use new
sigtramp_p member of `struct gdbarch_tdep'. Also check whether
the program counter is in the range specified by `struct
gdbarch_tdep'.
(i386_pc_in_sigtramp, i386_svr4_pc_in_sigtramp): Remove functions.
(i386_sigtramp_p, i386_svr4_sigtramp_p): New functions.
(i386_go32_pc_in_sigtramp): Remove function.
(i386_svr4_init_abi): Don't set deprecated_pc_in_sigtramp.
Initialize TDEP->sigtramp_p.
(i386_go32_init_abi): Initialize TDEP->sigtramp_p to NULL.
(i386_gdbarch_init): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-linux-tdep.c: Adjust comments.
(i386_linux_pc_in_sigtramp): Remove function.
(i386_linux_sigtramp_p): New function.
(i386_linux_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-nto-tdep.c: Update copyright year.
(i386nto_pc_in_sigtramp): Remove function.
(i386nto_sigtramp_p): New function.
(i386nto_sigcontext_addr): Use I386_ESP_REGNUM instead of
SP_REGNUM.
(i386nto_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386-sol2-tdep.c: Update copyright year.
(i386_sol2_pc_in_sigtramp): Remove function.
(i386_sol2_sigtramp_p): New function.
(i386_sol2_init_abi): Initialize TDEP->sigtramp_p. Don't set
deprecated_pc_in_sigtramp.
* i386bsd-tdep.c (i386bsd_pc_in_sigtramp): Remove function.
(i386bsd_sigtramp_start, i386bsd_sigtramp_end): Remove functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start and deprecated_sigtramp_end.
* i386nbsd-tdep.c: Include "frame.h" and "symtab.h".
(i386nbsd_pc_in_sigtramp): Remove function.
(i386nbsd_sigtramp_p): New function.
(i386nbsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_start, TDEP->sigtramp_end and TDEP->sigtramp_p.
* i386obsd-tdep.c: Include "frame.h", "symtab.h" and "objfiles.h".
(i386obsd_pc_in_sigtramp): Remove function.
(i386obsd_sigtramp_p): New function.
(i386obsd_sigtramp_start, i386obsd_sigtramp_end): Remove
functions.
(i386bsd_init_abi): Don't set deprecated_pc_in_sigtramp,
deprecated_sigtramp_start, deprecated_sigtramp_end. Initialize
TDEP->sigtramp_p.
* Makefile.in (amd64-linux-tdep.o, amd64nbsd-tdep.o,
amd64obsd-tdep.o, i386nbsd-tdep.o, i386obsd-tdep.o): Update
dependencies.
2004-04-10 00:28:50 +08:00
|
|
|
tdep->sigtramp_p = i386nto_sigtramp_p;
|
2003-05-05 21:57:21 +08:00
|
|
|
tdep->sigcontext_addr = i386nto_sigcontext_addr;
|
|
|
|
tdep->sc_pc_offset = 56;
|
|
|
|
tdep->sc_sp_offset = 68;
|
|
|
|
|
|
|
|
/* Setjmp()'s return PC saved in EDX (5). */
|
|
|
|
tdep->jb_pc_offset = 20; /* 5x32 bit ints in. */
|
|
|
|
|
2004-12-24 06:34:23 +08:00
|
|
|
set_solib_svr4_fetch_link_map_offsets
|
|
|
|
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
|
2003-05-05 21:57:21 +08:00
|
|
|
|
|
|
|
/* Our loader handles solib relocations slightly differently than svr4. */
|
|
|
|
TARGET_SO_RELOCATE_SECTION_ADDRESSES = nto_relocate_section_addresses;
|
|
|
|
|
|
|
|
/* Supply a nice function to find our solibs. */
|
|
|
|
TARGET_SO_FIND_AND_OPEN_SOLIB = nto_find_and_open_solib;
|
|
|
|
|
2004-12-10 21:38:23 +08:00
|
|
|
/* Our linker code is in libc. */
|
|
|
|
TARGET_SO_IN_DYNSYM_RESOLVE_CODE = nto_in_dynsym_resolve_code;
|
|
|
|
|
|
|
|
nto_set_target (&i386_nto_target);
|
2003-05-05 21:57:21 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
_initialize_i386nto_tdep (void)
|
|
|
|
{
|
2004-12-10 21:38:23 +08:00
|
|
|
init_i386nto_ops ();
|
2003-05-05 21:57:21 +08:00
|
|
|
gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_QNXNTO,
|
|
|
|
i386nto_init_abi);
|
2004-12-10 21:38:23 +08:00
|
|
|
gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_elf_flavour,
|
|
|
|
nto_elf_osabi_sniffer);
|
2003-05-05 21:57:21 +08:00
|
|
|
}
|