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* i386fbsd-tdep.c: New file.
(i386fbsd_sigtramp_start, i386fbsd_sigtramp_end, i386fbsd_sc_reg_offset, i386fbsdaout_init_abi, i386fbsd_init_abi, i386fbsd4_sc_reg_offset, i386fbsd4_init_abi): Move here from i386bsd-tdep.c. (_initialize_i386fbsd_tdep): New function. (i386fbsd_r_reg_offset, i386fbsd4_r_reg_offset): New varibles. (i386fbsdaout_init_abi): Initialize TDEP->gregset_reg_offset, TDEP->gregset_num_regs, TDEP->sizeof_gregset and TDEP->sizeof_fpregset. Use ARRAY_SIZE to initialize TDEP->sc_num_regs. (i386fbsd4_init_abi): Initialize TDEP->gregset_reg_offset, TDEP->gregset_num_regs and TDEP->sizeof_gregset. Use ARRAY_SIZE to initialize TDEP->sc_num_regs. * i386bsd-tdep.c (i386fbsd_sigtramp_start, i386fbsd_sigtramp_end, i386fbsd_sc_reg_offset, i386fbsdaout_init_abi, i386fbsd_init_abi, i386fbsd4_sc_reg_offset, i386fbsd4_init_abi): Remove. (_initialize_i386bsd_tdep): Don't register FreeBSD a.out and FreeBSD ELF OS/ABI's here. * Makefile.in (ALLDEPFILES): Add i386fbsd-tdep.c. (i386fbsd-tdep.o): New target. * config/i386/fbsd.mt (TDEPFILES): Add i386fbsd-tdep.o. * config/i386/fbsd64.mt (TDEPFILES): Add i386fbsd-tdep.o.
This commit is contained in:
Mark Kettenis
parent
477f40d1ae
commit
8a96bc77ca
@ -1,5 +1,29 @@
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2003-10-11 Mark Kettenis <kettenis@gnu.org>
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* i386fbsd-tdep.c: New file.
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(i386fbsd_sigtramp_start, i386fbsd_sigtramp_end,
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i386fbsd_sc_reg_offset, i386fbsdaout_init_abi, i386fbsd_init_abi,
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i386fbsd4_sc_reg_offset, i386fbsd4_init_abi): Move here from
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i386bsd-tdep.c.
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(_initialize_i386fbsd_tdep): New function.
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(i386fbsd_r_reg_offset, i386fbsd4_r_reg_offset): New varibles.
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(i386fbsdaout_init_abi): Initialize TDEP->gregset_reg_offset,
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TDEP->gregset_num_regs, TDEP->sizeof_gregset and
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TDEP->sizeof_fpregset. Use ARRAY_SIZE to initialize
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TDEP->sc_num_regs.
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(i386fbsd4_init_abi): Initialize TDEP->gregset_reg_offset,
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TDEP->gregset_num_regs and TDEP->sizeof_gregset. Use ARRAY_SIZE
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to initialize TDEP->sc_num_regs.
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* i386bsd-tdep.c (i386fbsd_sigtramp_start, i386fbsd_sigtramp_end,
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i386fbsd_sc_reg_offset, i386fbsdaout_init_abi, i386fbsd_init_abi,
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i386fbsd4_sc_reg_offset, i386fbsd4_init_abi): Remove.
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(_initialize_i386bsd_tdep): Don't register FreeBSD a.out and
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FreeBSD ELF OS/ABI's here.
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* Makefile.in (ALLDEPFILES): Add i386fbsd-tdep.c.
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(i386fbsd-tdep.o): New target.
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* config/i386/fbsd.mt (TDEPFILES): Add i386fbsd-tdep.o.
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* config/i386/fbsd64.mt (TDEPFILES): Add i386fbsd-tdep.o.
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* amd64fbsd-tdep.c (amd64fbsd_r_reg_offset): New variable.
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(amd64fbsd_init_abi): Set TDEP->gregset_reg_offset,
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TDEP->gregset_num_regs and TDEP->sizeof_gregset. Use ARRAY_SIZE
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@ -1265,7 +1265,7 @@ ALLDEPFILES = \
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hppab-nat.c hppah-nat.c hpread.c \
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i386-tdep.c i386b-nat.c i386v-nat.c i386-linux-nat.c \
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i386v4-nat.c i386ly-tdep.c i386-cygwin-tdep.c \
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i386bsd-nat.c i386bsd-tdep.c i386fbsd-nat.c \
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i386bsd-nat.c i386bsd-tdep.c i386fbsd-nat.c i386fbsd-tdep.c \
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i387-tdep.c \
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i386-linux-tdep.c i386-nat.c \
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i386gnu-nat.c i386gnu-tdep.c \
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@ -1829,6 +1829,8 @@ i386-cygwin-tdep.o: i386-cygwin-tdep.c $(defs_h) $(osabi_h) $(gdb_string_h) \
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$(i386_tdep_h)
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i386fbsd-nat.o: i386fbsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
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$(i386_tdep_h)
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i386fbsd-tdep.o: i386fbsd-tdep.c $(defs_h) $(arch_utils_h) $(osabi_h) \
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$(i386_tdep_h) $(i387_tdep_h)
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i386gnu-nat.o: i386gnu-nat.c $(defs_h) $(inferior_h) $(floatformat_h) \
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$(regcache_h) $(gdb_assert_h) $(i386_tdep_h) $(gnu_nat_h) \
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$(i387_tdep_h) $(gregset_h)
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@ -1,3 +1,3 @@
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# Target: Intel 386 running FreeBSD
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TDEPFILES= i386-tdep.o i387-tdep.o i386bsd-tdep.o
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TDEPFILES= i386-tdep.o i387-tdep.o i386bsd-tdep.o i386fbsd-tdep.o
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TM_FILE= tm-fbsd.h
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@ -1,2 +1,2 @@
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# Target: FreeBSD/amd64
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TDEPFILES= x86-64-tdep.o amd64fbsd-tdep.o i386-tdep.o i387-tdep.o i386bsd-tdep.o
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TDEPFILES= x86-64-tdep.o amd64fbsd-tdep.o i386-tdep.o i387-tdep.o i386bsd-tdep.o i386fbsd-tdep.o
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@ -1,4 +1,5 @@
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/* Target-dependent code for i386 BSD's.
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Copyright 2001, 2002, 2003 Free Software Foundation, Inc.
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This file is part of GDB.
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@ -130,103 +131,6 @@ i386bsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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tdep->sc_num_regs = I386_NUM_GREGS;
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}
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/* FreeBSD 3.0-RELEASE or later. */
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CORE_ADDR i386fbsd_sigtramp_start = 0xbfbfdf20;
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CORE_ADDR i386fbsd_sigtramp_end = 0xbfbfdff0;
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/* From <machine/signal.h>. */
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int i386fbsd_sc_reg_offset[I386_NUM_GREGS] =
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{
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8 + 14 * 4, /* %eax */
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8 + 13 * 4, /* %ecx */
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8 + 12 * 4, /* %edx */
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8 + 11 * 4, /* %ebx */
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8 + 0 * 4, /* %esp */
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8 + 1 * 4, /* %ebp */
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8 + 10 * 4, /* %esi */
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8 + 9 * 4, /* %edi */
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8 + 3 * 4, /* %eip */
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8 + 4 * 4, /* %eflags */
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8 + 7 * 4, /* %cs */
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8 + 8 * 4, /* %ss */
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8 + 6 * 4, /* %ds */
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8 + 5 * 4, /* %es */
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8 + 15 * 4, /* %fs */
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8 + 16 * 4 /* %gs */
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};
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static void
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i386fbsdaout_init_abi (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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/* Obviously FreeBSD is BSD-based. */
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i386bsd_init_abi (info, gdbarch);
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/* FreeBSD uses -freg-struct-return by default. */
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tdep->struct_return = reg_struct_return;
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/* FreeBSD uses a different memory layout. */
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tdep->sigtramp_start = i386fbsd_sigtramp_start;
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tdep->sigtramp_end = i386fbsd_sigtramp_end;
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/* FreeBSD has a more complete `struct sigcontext'. */
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tdep->sc_reg_offset = i386fbsd_sc_reg_offset;
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tdep->sc_num_regs = I386_NUM_GREGS;
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}
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static void
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i386fbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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/* It's almost identical to FreeBSD a.out. */
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i386fbsdaout_init_abi (info, gdbarch);
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/* Except that it uses ELF. */
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i386_elf_init_abi (info, gdbarch);
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/* FreeBSD ELF uses SVR4-style shared libraries. */
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set_gdbarch_in_solib_call_trampoline (gdbarch,
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generic_in_solib_call_trampoline);
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}
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/* FreeBSD 4.0-RELEASE or later. */
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/* From <machine/signal.h>. */
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int i386fbsd4_sc_reg_offset[I386_NUM_GREGS] =
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{
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20 + 11 * 4, /* %eax */
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20 + 10 * 4, /* %ecx */
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20 + 9 * 4, /* %edx */
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20 + 8 * 4, /* %ebx */
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20 + 17 * 4, /* %esp */
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20 + 6 * 4, /* %ebp */
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20 + 5 * 4, /* %esi */
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20 + 4 * 4, /* %edi */
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20 + 14 * 4, /* %eip */
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20 + 16 * 4, /* %eflags */
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20 + 15 * 4, /* %cs */
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20 + 18 * 4, /* %ss */
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20 + 3 * 4, /* %ds */
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20 + 2 * 4, /* %es */
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20 + 1 * 4, /* %fs */
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20 + 0 * 4 /* %gs */
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};
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static void
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i386fbsd4_init_abi (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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/* Inherit stuff from older releases. We assume that FreeBSD
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4.0-RELEASE always uses ELF. */
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i386fbsd_init_abi (info, gdbarch);
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/* FreeBSD 4.0 introduced a new `struct sigcontext'. */
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tdep->sc_reg_offset = i386fbsd4_sc_reg_offset;
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tdep->sc_num_regs = I386_NUM_GREGS;
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}
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static enum gdb_osabi
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i386bsd_aout_osabi_sniffer (bfd *abfd)
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@ -249,9 +153,4 @@ _initialize_i386bsd_tdep (void)
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{
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gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_aout_flavour,
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i386bsd_aout_osabi_sniffer);
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gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_FREEBSD_AOUT,
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i386fbsdaout_init_abi);
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gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_FREEBSD_ELF,
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i386fbsd4_init_abi);
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}
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171
gdb/i386fbsd-tdep.c
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171
gdb/i386fbsd-tdep.c
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@ -0,0 +1,171 @@
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/* Target-dependent code for FreeBSD/i386.
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Copyright 2003 Free Software Foundation, 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 2 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, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "arch-utils.h"
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#include "osabi.h"
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#include "i386-tdep.h"
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#include "i387-tdep.h"
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/* FreeBSD 3.0-RELEASE or later. */
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/* From <machine/reg.h>. */
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static int i386fbsd_r_reg_offset[] =
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{
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9 * 4, 8 * 4, 7 * 4, 6 * 4, /* %eax, %ecx, %edx, %ebx */
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15 * 4, 4 * 4, /* %esp, %ebp */
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3 * 4, 2 * 4, /* %esi, %edi */
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12 * 4, 14 * 4, /* %eip, %eflags */
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13 * 4, 16 * 4, /* %cs, %ss */
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1 * 4, 0 * 4, -1, -1 /* %ds, %es, %fs, %gs */
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};
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CORE_ADDR i386fbsd_sigtramp_start = 0xbfbfdf20;
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CORE_ADDR i386fbsd_sigtramp_end = 0xbfbfdff0;
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/* From <machine/signal.h>. */
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static int i386fbsd_sc_reg_offset[] =
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{
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8 + 14 * 4, /* %eax */
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8 + 13 * 4, /* %ecx */
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8 + 12 * 4, /* %edx */
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8 + 11 * 4, /* %ebx */
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8 + 0 * 4, /* %esp */
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8 + 1 * 4, /* %ebp */
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8 + 10 * 4, /* %esi */
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8 + 9 * 4, /* %edi */
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8 + 3 * 4, /* %eip */
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8 + 4 * 4, /* %eflags */
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8 + 7 * 4, /* %cs */
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8 + 8 * 4, /* %ss */
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8 + 6 * 4, /* %ds */
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8 + 5 * 4, /* %es */
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8 + 15 * 4, /* %fs */
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8 + 16 * 4 /* %gs */
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};
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static void
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i386fbsdaout_init_abi (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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/* Obviously FreeBSD is BSD-based. */
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i386bsd_init_abi (info, gdbarch);
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/* FreeBSD has a different `struct reg', and reserves some space for
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its FPU emulator in `struct fpreg'. */
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tdep->gregset_reg_offset = i386fbsd_r_reg_offset;
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tdep->gregset_num_regs = ARRAY_SIZE (i386fbsd_r_reg_offset);
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tdep->sizeof_gregset = 18 * 4;
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tdep->sizeof_fpregset = 176;
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/* FreeBSD uses -freg-struct-return by default. */
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tdep->struct_return = reg_struct_return;
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/* FreeBSD uses a different memory layout. */
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tdep->sigtramp_start = i386fbsd_sigtramp_start;
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tdep->sigtramp_end = i386fbsd_sigtramp_end;
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/* FreeBSD has a more complete `struct sigcontext'. */
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tdep->sc_reg_offset = i386fbsd_sc_reg_offset;
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tdep->sc_num_regs = ARRAY_SIZE (i386fbsd_sc_reg_offset);
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}
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static void
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i386fbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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/* It's almost identical to FreeBSD a.out. */
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i386fbsdaout_init_abi (info, gdbarch);
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/* Except that it uses ELF. */
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i386_elf_init_abi (info, gdbarch);
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/* FreeBSD ELF uses SVR4-style shared libraries. */
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set_gdbarch_in_solib_call_trampoline (gdbarch,
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generic_in_solib_call_trampoline);
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}
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/* FreeBSD 4.0-RELEASE or later. */
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/* From <machine/reg.h>. */
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static int i386fbsd4_r_reg_offset[] =
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{
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10 * 4, 9 * 4, 8 * 4, 7 * 4, /* %eax, %ecx, %edx, %ebx */
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16 * 4, 5 * 4, /* %esp, %ebp */
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4 * 4, 3 * 4, /* %esi, %edi */
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13 * 4, 15 * 4, /* %eip, %eflags */
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14 * 4, 17 * 4, /* %cs, %ss */
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2 * 4, 1 * 4, 0 * 4, 18 * 4 /* %ds, %es, %fs, %gs */
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};
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/* From <machine/signal.h>. */
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int i386fbsd4_sc_reg_offset[] =
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{
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20 + 11 * 4, /* %eax */
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20 + 10 * 4, /* %ecx */
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20 + 9 * 4, /* %edx */
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20 + 8 * 4, /* %ebx */
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20 + 17 * 4, /* %esp */
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20 + 6 * 4, /* %ebp */
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20 + 5 * 4, /* %esi */
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20 + 4 * 4, /* %edi */
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20 + 14 * 4, /* %eip */
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20 + 16 * 4, /* %eflags */
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20 + 15 * 4, /* %cs */
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20 + 18 * 4, /* %ss */
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20 + 3 * 4, /* %ds */
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20 + 2 * 4, /* %es */
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20 + 1 * 4, /* %fs */
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20 + 0 * 4 /* %gs */
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};
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static void
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i386fbsd4_init_abi (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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/* Inherit stuff from older releases. We assume that FreeBSD
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4.0-RELEASE always uses ELF. */
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i386fbsd_init_abi (info, gdbarch);
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/* FreeBSD 4.0 introduced a new `struct reg'. */
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tdep->gregset_reg_offset = i386fbsd4_r_reg_offset;
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tdep->gregset_num_regs = ARRAY_SIZE (i386fbsd4_r_reg_offset);
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tdep->sizeof_gregset = 19 * 4;
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/* FreeBSD 4.0 introduced a new `struct sigcontext'. */
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tdep->sc_reg_offset = i386fbsd4_sc_reg_offset;
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tdep->sc_num_regs = ARRAY_SIZE (i386fbsd4_sc_reg_offset);
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}
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/* Provide a prototype to silence -Wmissing-prototypes. */
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void _initialize_i386fbsd_tdep (void);
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void
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_initialize_i386fbsd_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_FREEBSD_AOUT,
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i386fbsdaout_init_abi);
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gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_FREEBSD_ELF,
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i386fbsd4_init_abi);
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}
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