binutils-gdb/gdb/i386-nto-tdep.c

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* 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.
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/* Target-dependent code for QNX Neutrino x86.
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Copyright (C) 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
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Contributed by QNX Software Systems Ltd.
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 3 of the License, or
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(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, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
#include "frame.h"
#include "osabi.h"
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#include "regcache.h"
#include "target.h"
#include "gdb_assert.h"
#include "gdb_string.h"
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#include "i386-tdep.h"
#include "i387-tdep.h"
#include "nto-tdep.h"
#include "solib.h"
#include "solib-svr4.h"
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/* Target vector for QNX NTO x86. */
static struct nto_target_ops i386_nto_target;
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#ifndef X86_CPU_FXSR
#define X86_CPU_FXSR (1L << 12)
#endif
/* Why 13? Look in our /usr/include/x86/context.h header at the
x86_cpu_registers structure and you'll see an 'exx' junk register
that is just filler. Don't ask me, ask the kernel guys. */
#define NUM_GPREGS 13
/* Mapping between the general-purpose registers in `struct xxx'
format and GDB's register cache layout. */
/* From <x86/context.h>. */
static int i386nto_gregset_reg_offset[] =
{
7 * 4, /* %eax */
6 * 4, /* %ecx */
5 * 4, /* %edx */
4 * 4, /* %ebx */
11 * 4, /* %esp */
2 * 4, /* %epb */
1 * 4, /* %esi */
0 * 4, /* %edi */
8 * 4, /* %eip */
10 * 4, /* %eflags */
9 * 4, /* %cs */
12 * 4, /* %ss */
-1 /* filler */
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};
/* Given a GDB register number REGNUM, return the offset into
Neutrino's register structure or -1 if the register is unknown. */
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static int
nto_reg_offset (int regnum)
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{
if (regnum >= 0 && regnum < ARRAY_SIZE (i386nto_gregset_reg_offset))
return i386nto_gregset_reg_offset[regnum];
return -1;
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}
static void
i386nto_supply_gregset (struct regcache *regcache, char *gpregs)
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{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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if(tdep->gregset == NULL)
tdep->gregset = regset_alloc (gdbarch, i386_supply_gregset,
i386_collect_gregset);
gdb_assert (tdep->gregset_reg_offset == i386nto_gregset_reg_offset);
tdep->gregset->supply_regset (tdep->gregset, regcache, -1,
gpregs, NUM_GPREGS * 4);
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}
static void
i386nto_supply_fpregset (struct regcache *regcache, char *fpregs)
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{
if (nto_cpuinfo_valid && nto_cpuinfo_flags | X86_CPU_FXSR)
i387_supply_fxsave (regcache, -1, fpregs);
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else
i387_supply_fsave (regcache, -1, fpregs);
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}
static void
i386nto_supply_regset (struct regcache *regcache, int regset, char *data)
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{
switch (regset)
{
case NTO_REG_GENERAL:
i386nto_supply_gregset (regcache, data);
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break;
case NTO_REG_FLOAT:
i386nto_supply_fpregset (regcache, data);
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break;
}
}
static int
i386nto_regset_id (int regno)
{
if (regno == -1)
return NTO_REG_END;
else if (regno < I386_NUM_GREGS)
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return NTO_REG_GENERAL;
else if (regno < I386_NUM_GREGS + I386_NUM_FREGS)
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return NTO_REG_FLOAT;
return -1; /* Error. */
}
static int
i386nto_register_area (struct gdbarch *gdbarch,
int regno, int regset, unsigned *off)
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{
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;
*off = (regno - gdbarch_fp0_regnum (gdbarch)) * regsize + off_adjust;
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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
i386nto_regset_fill (const struct regcache *regcache, int regset, char *data)
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{
if (regset == NTO_REG_GENERAL)
{
int regno;
for (regno = 0; regno < NUM_GPREGS; regno++)
{
int offset = nto_reg_offset (regno);
if (offset != -1)
regcache_raw_collect (regcache, regno, data + offset);
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}
}
else if (regset == NTO_REG_FLOAT)
{
if (nto_cpuinfo_valid && nto_cpuinfo_flags | X86_CPU_FXSR)
i387_collect_fxsave (regcache, -1, data);
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else
i387_collect_fsave (regcache, -1, data);
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}
else
return -1;
return 0;
}
Update i386 and amd64 ports for unwinder changes. * amd64-tdep.c (amd64_frame_cache): Expect this_frame. (amd64_frame_this_id, amd64_frame_prev_register): Update signature. (amd64_frame_unwind): Use default_frame_sniffer. (amd64_frame_sniffer): Delete. (amd64_sigtramp_frame_cache): Expect this_frame. (amd64_sigtramp_frame_this_id, amd64_sigtramp_frame_prev_register) (amd64_sigtramp_frame_sniffer): Update signature. (amd64_sigtramp_frame_unwind): Add amd64_sigtramp_frame_sniffer. (amd64_frame_base_address): Expect this_frame. (amd64_dummy_id): Renamed from amd64_unwind_dummy_id. Expect this_frame. (amd64_init_abi): Use set_gdbarch_dummy_id and frame_unwind_append_unwinder. * i386-tdep.c (i386_frame_cache): Expect this_frame. (i386_frame_this_id, i386_frame_prev_register): Update signature. (i386_frame_unwind): Use default_frame_sniffer. (i386_frame_sniffer): Delete. (i386_sigtramp_frame_cache): Expect this_frame. (i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register) (i386_sigtramp_frame_sniffer): Update signature. (i386_sigtramp_frame_unwind): Use i386_sigtramp_frame_sniffer. (i386_frame_base_address): Update signature. (i386_dummy_id): Rename from i386_unwind_dummy_id. Expect this_frame. (i386_push_dummy_call): Update comment. (i386_sigtramp_p, i386_svr4_sigtramp_p, i386_svr4_sigcontext_addr): Expect this_frame. (i386_gdbarch_init): Use set_gdbarch_dummy_id, dwarf2_append_unwinders, and frame_unwind_append_unwinder. * amd64-linux-tdep.c, amd64-sol2-tdep.c, amd64fbsd-tdep.c, amd64nbsd-tdep.c, amd64obsd-tdep.c, i386-linux-tdep.c, i386-nto-tdep.c, i386bsd-tdep.c, i386-sol2-tdep.c, i386obsd-tdep.c, i386nbsd-tdep.c: Update for unwinder changes.
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/* Return whether THIS_FRAME corresponds to a QNX Neutrino sigtramp
routine. */
* 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.
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static int
Update i386 and amd64 ports for unwinder changes. * amd64-tdep.c (amd64_frame_cache): Expect this_frame. (amd64_frame_this_id, amd64_frame_prev_register): Update signature. (amd64_frame_unwind): Use default_frame_sniffer. (amd64_frame_sniffer): Delete. (amd64_sigtramp_frame_cache): Expect this_frame. (amd64_sigtramp_frame_this_id, amd64_sigtramp_frame_prev_register) (amd64_sigtramp_frame_sniffer): Update signature. (amd64_sigtramp_frame_unwind): Add amd64_sigtramp_frame_sniffer. (amd64_frame_base_address): Expect this_frame. (amd64_dummy_id): Renamed from amd64_unwind_dummy_id. Expect this_frame. (amd64_init_abi): Use set_gdbarch_dummy_id and frame_unwind_append_unwinder. * i386-tdep.c (i386_frame_cache): Expect this_frame. (i386_frame_this_id, i386_frame_prev_register): Update signature. (i386_frame_unwind): Use default_frame_sniffer. (i386_frame_sniffer): Delete. (i386_sigtramp_frame_cache): Expect this_frame. (i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register) (i386_sigtramp_frame_sniffer): Update signature. (i386_sigtramp_frame_unwind): Use i386_sigtramp_frame_sniffer. (i386_frame_base_address): Update signature. (i386_dummy_id): Rename from i386_unwind_dummy_id. Expect this_frame. (i386_push_dummy_call): Update comment. (i386_sigtramp_p, i386_svr4_sigtramp_p, i386_svr4_sigcontext_addr): Expect this_frame. (i386_gdbarch_init): Use set_gdbarch_dummy_id, dwarf2_append_unwinders, and frame_unwind_append_unwinder. * amd64-linux-tdep.c, amd64-sol2-tdep.c, amd64fbsd-tdep.c, amd64nbsd-tdep.c, amd64obsd-tdep.c, i386-linux-tdep.c, i386-nto-tdep.c, i386bsd-tdep.c, i386-sol2-tdep.c, i386obsd-tdep.c, i386nbsd-tdep.c: Update for unwinder changes.
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i386nto_sigtramp_p (struct frame_info *this_frame)
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{
Update i386 and amd64 ports for unwinder changes. * amd64-tdep.c (amd64_frame_cache): Expect this_frame. (amd64_frame_this_id, amd64_frame_prev_register): Update signature. (amd64_frame_unwind): Use default_frame_sniffer. (amd64_frame_sniffer): Delete. (amd64_sigtramp_frame_cache): Expect this_frame. (amd64_sigtramp_frame_this_id, amd64_sigtramp_frame_prev_register) (amd64_sigtramp_frame_sniffer): Update signature. (amd64_sigtramp_frame_unwind): Add amd64_sigtramp_frame_sniffer. (amd64_frame_base_address): Expect this_frame. (amd64_dummy_id): Renamed from amd64_unwind_dummy_id. Expect this_frame. (amd64_init_abi): Use set_gdbarch_dummy_id and frame_unwind_append_unwinder. * i386-tdep.c (i386_frame_cache): Expect this_frame. (i386_frame_this_id, i386_frame_prev_register): Update signature. (i386_frame_unwind): Use default_frame_sniffer. (i386_frame_sniffer): Delete. (i386_sigtramp_frame_cache): Expect this_frame. (i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register) (i386_sigtramp_frame_sniffer): Update signature. (i386_sigtramp_frame_unwind): Use i386_sigtramp_frame_sniffer. (i386_frame_base_address): Update signature. (i386_dummy_id): Rename from i386_unwind_dummy_id. Expect this_frame. (i386_push_dummy_call): Update comment. (i386_sigtramp_p, i386_svr4_sigtramp_p, i386_svr4_sigcontext_addr): Expect this_frame. (i386_gdbarch_init): Use set_gdbarch_dummy_id, dwarf2_append_unwinders, and frame_unwind_append_unwinder. * amd64-linux-tdep.c, amd64-sol2-tdep.c, amd64fbsd-tdep.c, amd64nbsd-tdep.c, amd64obsd-tdep.c, i386-linux-tdep.c, i386-nto-tdep.c, i386bsd-tdep.c, i386-sol2-tdep.c, i386obsd-tdep.c, i386nbsd-tdep.c: Update for unwinder changes.
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CORE_ADDR pc = get_frame_pc (this_frame);
* 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.
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char *name;
find_pc_partial_function (pc, &name, NULL, NULL);
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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.
2003-05-30 21:24:30 +02:00
#define I386_NTO_SIGCONTEXT_OFFSET 136
Update i386 and amd64 ports for unwinder changes. * amd64-tdep.c (amd64_frame_cache): Expect this_frame. (amd64_frame_this_id, amd64_frame_prev_register): Update signature. (amd64_frame_unwind): Use default_frame_sniffer. (amd64_frame_sniffer): Delete. (amd64_sigtramp_frame_cache): Expect this_frame. (amd64_sigtramp_frame_this_id, amd64_sigtramp_frame_prev_register) (amd64_sigtramp_frame_sniffer): Update signature. (amd64_sigtramp_frame_unwind): Add amd64_sigtramp_frame_sniffer. (amd64_frame_base_address): Expect this_frame. (amd64_dummy_id): Renamed from amd64_unwind_dummy_id. Expect this_frame. (amd64_init_abi): Use set_gdbarch_dummy_id and frame_unwind_append_unwinder. * i386-tdep.c (i386_frame_cache): Expect this_frame. (i386_frame_this_id, i386_frame_prev_register): Update signature. (i386_frame_unwind): Use default_frame_sniffer. (i386_frame_sniffer): Delete. (i386_sigtramp_frame_cache): Expect this_frame. (i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register) (i386_sigtramp_frame_sniffer): Update signature. (i386_sigtramp_frame_unwind): Use i386_sigtramp_frame_sniffer. (i386_frame_base_address): Update signature. (i386_dummy_id): Rename from i386_unwind_dummy_id. Expect this_frame. (i386_push_dummy_call): Update comment. (i386_sigtramp_p, i386_svr4_sigtramp_p, i386_svr4_sigcontext_addr): Expect this_frame. (i386_gdbarch_init): Use set_gdbarch_dummy_id, dwarf2_append_unwinders, and frame_unwind_append_unwinder. * amd64-linux-tdep.c, amd64-sol2-tdep.c, amd64fbsd-tdep.c, amd64nbsd-tdep.c, amd64obsd-tdep.c, i386-linux-tdep.c, i386-nto-tdep.c, i386bsd-tdep.c, i386-sol2-tdep.c, i386obsd-tdep.c, i386nbsd-tdep.c: Update for unwinder changes.
2008-04-30 23:19:45 +02:00
/* Assuming THIS_FRAME is a QNX Neutrino sigtramp routine, return the
address of the associated sigcontext structure. */
* 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.
2003-05-30 21:24:30 +02:00
2003-05-05 15:57:21 +02:00
static CORE_ADDR
Update i386 and amd64 ports for unwinder changes. * amd64-tdep.c (amd64_frame_cache): Expect this_frame. (amd64_frame_this_id, amd64_frame_prev_register): Update signature. (amd64_frame_unwind): Use default_frame_sniffer. (amd64_frame_sniffer): Delete. (amd64_sigtramp_frame_cache): Expect this_frame. (amd64_sigtramp_frame_this_id, amd64_sigtramp_frame_prev_register) (amd64_sigtramp_frame_sniffer): Update signature. (amd64_sigtramp_frame_unwind): Add amd64_sigtramp_frame_sniffer. (amd64_frame_base_address): Expect this_frame. (amd64_dummy_id): Renamed from amd64_unwind_dummy_id. Expect this_frame. (amd64_init_abi): Use set_gdbarch_dummy_id and frame_unwind_append_unwinder. * i386-tdep.c (i386_frame_cache): Expect this_frame. (i386_frame_this_id, i386_frame_prev_register): Update signature. (i386_frame_unwind): Use default_frame_sniffer. (i386_frame_sniffer): Delete. (i386_sigtramp_frame_cache): Expect this_frame. (i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register) (i386_sigtramp_frame_sniffer): Update signature. (i386_sigtramp_frame_unwind): Use i386_sigtramp_frame_sniffer. (i386_frame_base_address): Update signature. (i386_dummy_id): Rename from i386_unwind_dummy_id. Expect this_frame. (i386_push_dummy_call): Update comment. (i386_sigtramp_p, i386_svr4_sigtramp_p, i386_svr4_sigcontext_addr): Expect this_frame. (i386_gdbarch_init): Use set_gdbarch_dummy_id, dwarf2_append_unwinders, and frame_unwind_append_unwinder. * amd64-linux-tdep.c, amd64-sol2-tdep.c, amd64fbsd-tdep.c, amd64nbsd-tdep.c, amd64obsd-tdep.c, i386-linux-tdep.c, i386-nto-tdep.c, i386bsd-tdep.c, i386-sol2-tdep.c, i386obsd-tdep.c, i386nbsd-tdep.c: Update for unwinder changes.
2008-04-30 23:19:45 +02:00
i386nto_sigcontext_addr (struct frame_info *this_frame)
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{
* 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.
2003-05-30 21:24:30 +02:00
char buf[4];
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.
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Update i386 and amd64 ports for unwinder changes. * amd64-tdep.c (amd64_frame_cache): Expect this_frame. (amd64_frame_this_id, amd64_frame_prev_register): Update signature. (amd64_frame_unwind): Use default_frame_sniffer. (amd64_frame_sniffer): Delete. (amd64_sigtramp_frame_cache): Expect this_frame. (amd64_sigtramp_frame_this_id, amd64_sigtramp_frame_prev_register) (amd64_sigtramp_frame_sniffer): Update signature. (amd64_sigtramp_frame_unwind): Add amd64_sigtramp_frame_sniffer. (amd64_frame_base_address): Expect this_frame. (amd64_dummy_id): Renamed from amd64_unwind_dummy_id. Expect this_frame. (amd64_init_abi): Use set_gdbarch_dummy_id and frame_unwind_append_unwinder. * i386-tdep.c (i386_frame_cache): Expect this_frame. (i386_frame_this_id, i386_frame_prev_register): Update signature. (i386_frame_unwind): Use default_frame_sniffer. (i386_frame_sniffer): Delete. (i386_sigtramp_frame_cache): Expect this_frame. (i386_sigtramp_frame_this_id, i386_sigtramp_frame_prev_register) (i386_sigtramp_frame_sniffer): Update signature. (i386_sigtramp_frame_unwind): Use i386_sigtramp_frame_sniffer. (i386_frame_base_address): Update signature. (i386_dummy_id): Rename from i386_unwind_dummy_id. Expect this_frame. (i386_push_dummy_call): Update comment. (i386_sigtramp_p, i386_svr4_sigtramp_p, i386_svr4_sigcontext_addr): Expect this_frame. (i386_gdbarch_init): Use set_gdbarch_dummy_id, dwarf2_append_unwinders, and frame_unwind_append_unwinder. * amd64-linux-tdep.c, amd64-sol2-tdep.c, amd64fbsd-tdep.c, amd64nbsd-tdep.c, amd64obsd-tdep.c, i386-linux-tdep.c, i386-nto-tdep.c, i386bsd-tdep.c, i386-sol2-tdep.c, i386obsd-tdep.c, i386nbsd-tdep.c: Update for unwinder changes.
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get_frame_register (this_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.
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sp = extract_unsigned_integer (buf, 4);
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* 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.
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return sp + I386_NTO_SIGCONTEXT_OFFSET;
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}
static void
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init_i386nto_ops (void)
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{
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 =
svr4_ilp32_fetch_link_map_offsets;
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}
static void
i386nto_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
static struct target_so_ops nto_svr4_so_ops;
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/* Deal with our strange signals. */
nto_initialize_signals ();
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/* NTO uses ELF. */
i386_elf_init_abi (info, gdbarch);
/* Neutrino rewinds to look more normal. Need to override the i386
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default which is [unfortunately] to decrement the PC. */
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set_gdbarch_decr_pc_after_break (gdbarch, 0);
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.
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tdep->sigtramp_p = i386nto_sigtramp_p;
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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. */
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
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/* Initialize this lazily, to avoid an initialization order
dependency on solib-svr4.c's _initialize routine. */
if (nto_svr4_so_ops.in_dynsym_resolve_code == NULL)
{
nto_svr4_so_ops = svr4_so_ops;
/* Our loader handles solib relocations differently than svr4. */
nto_svr4_so_ops.relocate_section_addresses
= nto_relocate_section_addresses;
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/* Supply a nice function to find our solibs. */
nto_svr4_so_ops.find_and_open_solib
= nto_find_and_open_solib;
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/* Our linker code is in libc. */
nto_svr4_so_ops.in_dynsym_resolve_code
= nto_in_dynsym_resolve_code;
}
set_solib_ops (gdbarch, &nto_svr4_so_ops);
nto_set_target (&i386_nto_target);
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}
void
_initialize_i386nto_tdep (void)
{
init_i386nto_ops ();
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gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_QNXNTO,
i386nto_init_abi);
gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_elf_flavour,
nto_elf_osabi_sniffer);
2003-05-05 15:57:21 +02:00
}