binutils-gdb/gdb/sparc64fbsd-nat.c

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/* Native-dependent code for FreeBSD/sparc64.
Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009
Free Software Foundation, Inc.
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
(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/>. */
#include "defs.h"
#include "regcache.h"
#include "target.h"
#include "fbsd-nat.h"
#include "sparc64-tdep.h"
* Makefile.in (ALLDEPFILES): Remove sparc-linux-nat.c and sparcl-tdep.c. Add sparc-linux-tdep.c, sparc-sol2-nat.c, sparc-sol2-tdep.c, sparc-sol2-nat.c, sparc-sol2-tdep.c, sparc64-linux-nat.c, sparc64-linux-tdep.c, sparc64-nat.c, sparc64-sol2-tdep.c, sparc64-tdep.c, sparc64fbsd-nat.c, sparc64fbsd-tdep.c, sparcnbsd-nat.c, sparcnbsd-tdep.c. (sparc_nat_h): New variable. (sparcbsd_nat_h, sparcnbsd_tdep_h): Remove variables. (tm-sun4os4.h): Remove dependency. (sparcbsd-nat.o, sparc-linux-nat.o): Remove dependencies. (sparc64fbsd-nat.o, sparc64fbsd-tdep.o, sparc64nbsd-nat.o, sparc64-tdep.o, sparc-nat.o, sparcnbsd-nat.o, sparcnbsd-tdep.o, sparc-tdep.o): Update dependencies. (sparc-linux-tdep.o, sparc-sol2-nat.o, sparc-sol2-tdep.o, sparc64-linux-nat.o, sparc64-linux-tdep.o, sparc64-nat.o, sparc64-sol2-tdep.o, sparc64-tdep.o, sparc64nbsd-tdep.o): New dependencies. * configure.host: Remove existing sparc-*-lynxos*, sparc-*-solaris*, sparc-*-sunos4*, sparc-*-sunos5*, sparc-*-*, ultrasparc-*-freebsd, sparcv9-*-freebsd, sparc64-*-linux*, sparcv9-*-* and sparc64-*-* triplets. Add new sparc64-*-linux*, sparc-*-solaris2*, sparcv9-*-solaris2* and sparc64-*-solaris2* triplets. * configure.tgt: Remove exitsing sparc-*-aout*, sparc-*-coff*, sparc-*-elf*, sparc*-lynxos*, sparc-*-solars2*, sparc-*-sunos4*, sparc-*-sunos5*, sparc-*-vxworks*, sparc64-*linux*, sparc64-*-*, sparcv9-*-* and commented out sparc64-*-solars2* triplets. Add new sparc-*-solaris2.[0-6], sparc-*-solaris2.[0-6].*, sparc64-*-linux, sparc-*-solaris2*, sparcv9-*-solaris*, sparc64-*-solaris2* and sparc64-*-* triplets. * sparc64-tdep.c: Update copyright year. Include "inferior.h", "symtab.h" and "objfiles.h". (BIAS): Remove define. (X_OP, X_RD, X_A, X_COND, X_OP2, X_IMM22, X_OP3, X_I, X_DISP22) (X_DISP19): Remove macros. (sparc_fetch_instruction): Remove function. (struct gdbarch_tdep): Remove definition. (SPARC64_NUM_REGS, SPARC64_NUM_PSEUDO_REGS): Use ARRAY_SIZE. (sparc_breakpoint_from_pc): Remove function. (struct sparc64_frame_cache): Remove definition. (sparc64_alloc_frame_cache, sparc64_analyze_prologue, sparc64_unwind_pc): Remove functions. (sparc64_skip_prologue): Use `struct sparc_frame_cache' instead of `struct sparc64_frame_cache. Call sparc_analyze_prologue instead of sparc64_analyze_prologue. Mark constant as ULL instead of UL. (sparc64_frame_cache): Change return type to `struct sparc_frame_cache *'. Simply call sparc_frame_cache. (sparc64_frame_this_id, sparc64_frame_prev_register, sparc64_frame_base_address): Use `struct sparc_frame_cache' instead of `struct sparc64_frame_cache. (sparc_unwind_dummy_id, sparc_extract_struct_value_address, sparc_analyze_control_transfer, sparc_software_single_step, sparc64_gdbarch_init, sparc_supply_rwindow, sparc_fill_rwindow, _initialize_sparc64_tdep): Remove functions. (TSTATE_CWP, TSTATE_ICC, TSTATE_XCC): New macros. (PSR_S, PSR_ICC, PSR_VERS, PSR_IMPL, PSR_V8PLUS, PSR_XCC): New macros. (sparc64_supply_gregset, sparc64_collect_gregset, sparc64_supply_fpregset, sparc64_collect_fpregset): New functions. (sparc64_init_abi): New function. * sparc64-tdep.h: Update copyright year. Fix typo in multiple inclusion guard. Include "sparc-tdep.h". (BIAS): Define. (r_tstate_offset, r_fprs_offset): New defines. (enum sparc_regnum): Remove defenition. (enum sparc64_regnum): Reformat. (sparc_supply_rwindow, sparc_fill_rwindow): Remove prototypes. (sparc64_init_abi, sparc64_supply_gregset, sparc64_collect_gregset, sparc64_supply_fpregset, sparc64_collect_fpregset): New prototypes. (sparc64_sol2_gregset, sparc64nbsd_gregset, sparc64fbsd_gregset): Add extern declarations. (sparc64_sol2_init_abi): New prototype. (sparc64fbsd_supply_reg, sparc64fbsd_fill_reg) (sparc64fbsd_supply_fpreg, sparc64fbsd_fill_fpreg): Remove prototypes. * sparc64fbsd-nat.c: Include "sparc-nat.h", don't include "sparnbsd-nat.h". (sparc64fbsd_reg_supplies_p, sparc64fbsd_fpreg_supplies_p): Remove functions. (_initialize_sparc64fbsd_nat): Remove initialization of sparcbsd_supply_reg, sparcbsd_fill_reg, sparcbsd_supply_fpreg, sparcbsd_fill_fpreg, sparcbsd_reg_supplies_p, sparcbsd_fpreg_supplies_p. Initialize sparc_gregset. * sparc64fbsd-tdep.c: Update copyright year. Include "frame.h", "frame-unwind.h", "trad-frame.h" and "gdb_assert.h". (sparc64fbsd_r_global_offset, sparc64fbsd_r_out_offset) (sparc64fbsd_r_fprs_offset, sparc64fbsd_r_tnpc_offset) (sparc64fbsd_r_tpc_offset, sparc64fbsd_r_tstate_offset) (sparc64fbsd_r_y_offset): Remove variables. (sparc64fbsd_sizeof_struct_reg, sparc64fbsd_sizeof_struct_fpreg): Make static and const. (sparc64fbsd_supply_reg, sparc64fbsd_fill_reg) (sparc64fbsd_supply_fpreg, sparc64fbsd_fill_fpreg): Remove functions. (sparc64fbsd_gregset): New variable. (fetch_core_registers): Replace calls to sparc64fbsd_supply_reg and sparc64fbsd_supply_fpreg with calls to sparc64_supply_gregset and sparc64_supply_fpregset. (sparc64fbsd_pc_in_sigtramp, sparc64fbsd_sigtramp_frame_cache) (sparc64fbsd_sigtramp_frame_this_id) (sparc64fbsd_sigtramp_frame_prev_register): New functions. (sparc64fbsd_sigtramp_frame_unwind): New variable. (sparc64fbsd_sigtramp_frame_sniffer): New function. (sparc64fbsd_init_abi): Set pc_in_sigtramp, append sparc64fbsd_sigtramp_frame_sniffer. Call sparc64_init_abi. * sparcnbsd-tdep.c: Update copyright year. Include "floatformat.h", "frame.h", "frame-unwind.h", "symtab.h", "trad-frame.h" and "gdb_assert.h", don't include "target.h", "value.h" and "sparcnbsd-tdep.h". (REG32_OFFSET_PSR, REG32_OFFSET_PC, REG32_OFFSET_NPC) (REG32_OFFSET_Y, REG32_OFFSET_GLOBAL, REG32_OFFSET_OUT) (REG64_OFFSET_TSTATE, REG64_OFFSET_PC, REG64_OFFSET_NPC) (REG64_OFFSET_Y, REG64_OFFSET_GLOBAL, REG64_OFFSET_OUT): Remove defines. (sparcnbsd_gregset): New variable. (sparcnbsd_supply_reg32, sparcnbsd_supply_reg64) (sparcnbsd_fill_reg32, sparcnbsd_fill_reg64) (sparcnbsd_supply_fpreg32, sparcnbsd_supply_fpreg64) (sparcnbsd_fill_reg32, sparcnbsd_fill_reg64): Remove functions. (sparc32nbsd_sigtramp_start, sparc32nbsd_sigtramp_end): New variables. (sparc32nbsd_pc_in_sigtramp, sparc32nbsd_sigcontext_frame_cache) (sparc32nbsd_sigcontext_frame_this_id) (sparc32nbsd_sigcontext_frame_prev_register): New functions. (sparc32nbsd_sigcontext_frame_unwind): New variable. (sparc32nbsd_sigtramp_frame_sniffer): New function. (sparcnbsd_get_longjmp_target_32, sparcnbsd_get_longjmp_target_64): Remove functions. (sparcnbsd_aout_in_solib_call_trampoline): Rewrite. (sparcnbsd_init_abi_common, sparcnbsd_init_aout, sparcnbsd_init_elf): Remove. (sparcnbsd_init_abi, sparcnbsd_aout_init_abi) (sparcnbsd_elf_init_abi): New functions. (_initialize_sparcnbsd_tdep): New prototype. (_initialize_sparnbsd_tdep): Update. * config/sparc/fbsd.mh (NATDEPFILES): Remove sparcbsd-nat.o and corelow.o. Add sparc64-nat.o and sparc-nat.o. * config/sparc/fbsd.mt (TDEPFILES): Add sparc-tdep.o and corelow.o. * config/sparc/linux.mh: Update comment. (XM_FILE, HOST_IPC): Remove variables. (NATDEPFILES): Add sparc-sol2-nat.o and core-regset.o. Remove sparc-linux-nat.o. * config/sparc/linux.mt: Update comment. (TDEPFILES): Add sparc-sol2-tdep.o and sparc-linux-tdep.o. * config/sparc/nbsd.mt: Reformat. * config/sparc/nbsd64.mh: Update comment. (NATDEPFILES): Add sparc-nat.o. * config/sparc/nbsd64.mt: Update comment. (TDEPFILES): Add sparc64-tdep.o and sparc64nbsd-tdep.o. (TM_FILE): Set to tm-nbsd.h. * config/sparc/nbsdelf.mh: Update comment. (NATDEPFILES): Add sparc-nat.o. (XM_FILE): Delete. * config/sparc/nbsdaout.mh: Update comment. (NATDEPFILES): Add sparc-nat.o (XM_FILE): Delete. * config/sparc/nm-linux.h: Update copyright year. Don't include "config/nm-svr4.h" and "solib.h". Add protection against multiple inclusion. (KERNEL_U_SIZE): Remove define. (kernel_u_size): Remove prototype. (PTRACE_ARG3_TYPE, PTRACE_XFER_TYPE): Define. * config/sparc/nm-nbsd.h: Update copyright. Don't include "regcache.h". (CHILD_PREPARE_TO_STORE): Remove define. * config/sparc/nm-nbsdaout.h: Tweak some comments. * sparc-nat.c, sparc-tdep.c, sparc-tdep.h, sparc64nbsd-nat.c, sparcnbsd-nat.c: Rewrite files. * config/sparc/tm-linux.h, config/sparc/tm-nbsd.h: Rewrite files. * sparc-linux-nat.c, sparcbsd-nat.c, sparcbsd-nat.h, sparcnbsd-tdep.h: Remove files. * config/sparc/nm-sparclynx.h, config/sparc/nm-sun4os4.h, config/sparc/nm-sun4sol2.h, config/sparc/sp64.mt, config/sparc/sp64linux.mt, config/sparc/sp64sol2.mt, config/sparc/sparc-em.mt, config/sparc/sparclynx.mh, config/sparc/sparclynx.mt, config/sparc/sun4os4.mh, config/sparc/sun4os4.mt, config/sparc/sun4sol2.mh, config/sparc/sun4sol2.mt, config/sparc/tm-sp64.h, config/sparc/tm-sp64linux.h, config/sparc/tm-sparc.h, config/sparc/tm-sparclynx.h, config/sparc/tm-spc-em.h, config/sparc/tm-sun4os4.h, config/sparc/tm-sun4sol2.h, config/sparc/tm-vxsparc.h, config/sparc/vxsparc.mt, config/sparc/xm-linux.h, config/sparc/xm-sun4sol2.h: Remove files. * sparc-linux-tdep.c, sparc-nat.h, sparc-sol2-nat.c, sparc-sol2-tdep.c, sparc64-linux-nat.c, sparc64-linux-t dep.c, sparc64-nat.c, sparc64-sol2-tdep.c, sparc64nbsd-tdep.c: New files. * config/sparc/linux64.mh, config/sparc/linux64.mt, config/sparc/nm-sol2.h, config/sparc/sol2-64.mt, config/sparc/sol2.mh, config/sparc/sol2.mt, config/sparc/sparc.mt, config/sparc/sparc64.mt, config/sparc/tm-sol2.h: New files.
2004-01-03 11:08:45 +01:00
#include "sparc-nat.h"
/* Support for debugging kernel virtual memory images. */
#include <sys/types.h>
#include <machine/pcb.h>
#include "bsd-kvm.h"
static int
sparc64fbsd_kvm_supply_pcb (struct regcache *regcache, struct pcb *pcb)
{
/* The following is true for FreeBSD 5.4:
The pcb contains %sp and %pc. Since the register windows are
explicitly flushed, we can find the `local' and `in' registers on
the stack. */
/* The stack pointer shouldn't be zero. */
if (pcb->pcb_sp == 0)
return 0;
regcache_raw_supply (regcache, SPARC_SP_REGNUM, &pcb->pcb_sp);
regcache_raw_supply (regcache, SPARC64_PC_REGNUM, &pcb->pcb_pc);
/* Synthesize %npc. */
pcb->pcb_pc += 4;
regcache_raw_supply (regcache, SPARC64_NPC_REGNUM, &pcb->pcb_pc);
/* Read `local' and `in' registers from the stack. */
sparc_supply_rwindow (regcache, pcb->pcb_sp, -1);
return 1;
}
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_sparc64fbsd_nat (void);
void
_initialize_sparc64fbsd_nat (void)
{
struct target_ops *t;
/* Add some extra features to the generic SPARC target. */
t = sparc_target ();
t->to_pid_to_exec_file = fbsd_pid_to_exec_file;
t->to_find_memory_regions = fbsd_find_memory_regions;
t->to_make_corefile_notes = fbsd_make_corefile_notes;
add_target (t);
sparc_gregset = &sparc64fbsd_gregset;
/* Support debugging kernel virtual memory images. */
bsd_kvm_add_target (sparc64fbsd_kvm_supply_pcb);
}