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693be288fc
Fix -Wmissing-prototypes build. * alpha-tdep.c (alpha_deal_with_atomic_sequence): Make it static. * amd64-darwin-tdep.c (_initialize_amd64_darwin_tdep): New prototype. * amd64-windows-tdep.c (_initialize_amd64_windows_tdep): Likewise. * arm-symbian-tdep.c (arm_symbian_skip_trampoline_code): Make it static. (_initialize_arm_symbian_tdep): New prototype. * arm-wince-tdep.c (arm_wince_skip_main_prologue): Make it static. * i386-darwin-tdep.c (_initialize_i386_darwin_tdep): New prototype. * i386-linux-tdep.c (i386_linux_displaced_step_copy_insn): Make it static. * lm32-tdep.c (_initialize_lm32_tdep): New prototype. * microblaze-linux-tdep.c (_initialize_microblaze_linux_tdep): New prototype. * microblaze-tdep.c (microblaze_debug, microblaze_fetch_instruction) (microblaze_skip_prologue, microblaze_frame_cache): Make them static. * mips-linux-tdep.c (mips_linux_regset_from_core_section): Make it static. * moxie-tdep.c (moxie_process_record): Likewise. * remote-mips.c (mips_can_use_watchpoint, mips_insert_watchpoint) (mips_remove_watchpoint, mips_stopped_by_watchpoint): Make them static. * rl78-tdep.c (rl78_breakpoint_from_pc): Make it static. (_initialize_rl78_tdep): New prototype. * rx-tdep.c (rx_breakpoint_from_pc): Make it static. (_initialize_rx_tdep): New prototype. * solib-darwin.c (darwin_in_dynsym_resolve_code): Make it static. (_initialize_darwin_solib): New prototype. * solib-spu.c: Include solib-spu.h. (_initialize_spu_solib): New prototype. * spu-multiarch.c (_initialize_spu_multiarch): New prototype. * tic6x-tdep.c (tic6x_analyze_prologue, tic6x_skip_prologue) (tic6x_breakpoint_from_pc, tic6x_frame_unwind_cache) (tic6x_software_single_step): Make it static. (_initialize_tic6x_tdep): New prototype.
132 lines
3.6 KiB
C
132 lines
3.6 KiB
C
/* Darwin support for GDB, the GNU debugger.
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Copyright 1997-2002, 2005, 2008-2012 Free Software Foundation, Inc.
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Contributed by Apple Computer, Inc.
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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
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the Free Software Foundation; either version 3 of the License, or
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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
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "frame.h"
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#include "inferior.h"
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#include "gdbcore.h"
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#include "target.h"
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#include "floatformat.h"
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#include "symtab.h"
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#include "regcache.h"
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#include "libbfd.h"
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#include "objfiles.h"
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#include "i387-tdep.h"
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#include "amd64-tdep.h"
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#include "osabi.h"
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#include "ui-out.h"
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#include "symtab.h"
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#include "frame.h"
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#include "gdb_assert.h"
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#include "amd64-darwin-tdep.h"
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#include "i386-darwin-tdep.h"
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#include "solib.h"
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#include "solib-darwin.h"
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#include "dwarf2-frame.h"
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/* Offsets into the struct x86_thread_state64 where we'll find the saved regs.
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From <mach/i386/thread_status.h> and amd64-tdep.h. */
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int amd64_darwin_thread_state_reg_offset[] =
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{
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0 * 8, /* %rax */
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1 * 8, /* %rbx */
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2 * 8, /* %rcx */
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3 * 8, /* %rdx */
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5 * 8, /* %rsi */
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4 * 8, /* %rdi */
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6 * 8, /* %rbp */
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7 * 8, /* %rsp */
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8 * 8, /* %r8 ... */
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9 * 8,
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10 * 8,
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11 * 8,
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12 * 8,
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13 * 8,
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14 * 8,
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15 * 8, /* ... %r15 */
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16 * 8, /* %rip */
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17 * 8, /* %rflags */
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18 * 8, /* %cs */
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-1, /* %ss */
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-1, /* %ds */
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-1, /* %es */
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19 * 8, /* %fs */
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20 * 8 /* %gs */
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};
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const int amd64_darwin_thread_state_num_regs =
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ARRAY_SIZE (amd64_darwin_thread_state_reg_offset);
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/* Assuming THIS_FRAME is a Darwin sigtramp routine, return the
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address of the associated sigcontext structure. */
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static CORE_ADDR
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amd64_darwin_sigcontext_addr (struct frame_info *this_frame)
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{
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struct gdbarch *gdbarch = get_frame_arch (this_frame);
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enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
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CORE_ADDR rbx;
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CORE_ADDR si;
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gdb_byte buf[8];
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/* A pointer to the ucontext is passed as the fourth argument
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to the signal handler, which is saved in rbx. */
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get_frame_register (this_frame, AMD64_RBX_REGNUM, buf);
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rbx = extract_unsigned_integer (buf, 8, byte_order);
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/* The pointer to mcontext is at offset 48. */
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read_memory (rbx + 48, buf, 8);
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/* First register (rax) is at offset 16. */
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return extract_unsigned_integer (buf, 8, byte_order) + 16;
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}
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static void
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x86_darwin_init_abi_64 (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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amd64_init_abi (info, gdbarch);
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tdep->struct_return = reg_struct_return;
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dwarf2_frame_set_signal_frame_p (gdbarch, darwin_dwarf_signal_frame_p);
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tdep->sigtramp_p = i386_sigtramp_p;
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tdep->sigcontext_addr = amd64_darwin_sigcontext_addr;
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tdep->sc_reg_offset = amd64_darwin_thread_state_reg_offset;
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tdep->sc_num_regs = amd64_darwin_thread_state_num_regs;
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tdep->jb_pc_offset = 56;
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set_solib_ops (gdbarch, &darwin_so_ops);
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}
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/* -Wmissing-prototypes */
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extern initialize_file_ftype _initialize_amd64_darwin_tdep;
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void
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_initialize_amd64_darwin_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
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GDB_OSABI_DARWIN, x86_darwin_init_abi_64);
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}
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