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https://sourceware.org/git/binutils-gdb.git
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* shnbsd-tdep.c: Include "regset.h", "gdb_assert.h" and
"gdb_string.h". Don't include "nbsd-tdep.h". (SIZEOF_STRUCT_REG): Remove. (SHNBSD_SIZEOF_GREGS): New. (shnbsd_supply_gregset, shnbsd_collect_gregset) (shnbsd_regset_from_core_section): New functions. (fetch_core_registers, fetch_elfcore_registers): Remove functions. (shnbsd_supply_reg, shnbsd_fill_reg): Simply call shnbsd_supply_gregset, shnbsd_collect_gregset. (shnbsd_gregset): New variable. (shnbsd_init_abi): Set regset_from_core_section. (GDB_OSABI_NETBSD_CORE): New define. (shnbsd_core_osabi_sniffer): New function. (_initialize_shnbsd_tdep): Register shnbsd_core_osabi_sniffer. * Makefile.in (shnbsd-tdep.o): Update dependencies. * config/sh/nbsd.mt (TDEPFILES): Add corelow.o, remove nbsd-tdep.o. * config/sh/obsd.mt (TDEPFILES): Remove nbsd-tdep.o.
This commit is contained in:
Mark Kettenis
parent
d6ed30ba0d
commit
861fb77c13
@ -1,3 +1,24 @@
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2007-03-02 Mark Kettenis <kettenis@gnu.org>
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* shnbsd-tdep.c: Include "regset.h", "gdb_assert.h" and
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"gdb_string.h". Don't include "nbsd-tdep.h".
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(SIZEOF_STRUCT_REG): Remove.
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(SHNBSD_SIZEOF_GREGS): New.
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(shnbsd_supply_gregset, shnbsd_collect_gregset)
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(shnbsd_regset_from_core_section): New functions.
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(fetch_core_registers, fetch_elfcore_registers): Remove functions.
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(shnbsd_supply_reg, shnbsd_fill_reg): Simply call
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shnbsd_supply_gregset, shnbsd_collect_gregset.
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(shnbsd_gregset): New variable.
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(shnbsd_init_abi): Set regset_from_core_section.
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(GDB_OSABI_NETBSD_CORE): New define.
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(shnbsd_core_osabi_sniffer): New function.
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(_initialize_shnbsd_tdep): Register shnbsd_core_osabi_sniffer.
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* Makefile.in (shnbsd-tdep.o): Update dependencies.
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* config/sh/nbsd.mt (TDEPFILES): Add corelow.o, remove
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nbsd-tdep.o.
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* config/sh/obsd.mt (TDEPFILES): Remove nbsd-tdep.o.
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2007-02-28 Joel Brobecker <brobecker@adacore.com>
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* gdbtypes.c (replace_type): Fix typo that caused us to not update
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@ -2633,9 +2633,9 @@ sh64-tdep.o: sh64-tdep.c $(defs_h) $(frame_h) $(frame_base_h) \
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$(osabi_h) $(elf_bfd_h) $(elf_sh_h) $(gdb_sim_sh_h)
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shnbsd-nat.o: shnbsd-nat.c $(defs_h) $(inferior_h) $(sh_tdep_h) \
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$(shnbsd_tdep_h) $(inf_ptrace_h)
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shnbsd-tdep.o: shnbsd-tdep.c $(defs_h) $(gdbcore_h) $(regcache_h) $(value_h) \
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$(osabi_h) $(solib_svr4_h) $(nbsd_tdep_h) $(sh_tdep_h) \
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$(shnbsd_tdep_h)
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shnbsd-tdep.o: shnbsd-tdep.c $(defs_h) $(gdbcore_h) $(regcache_h) $(regset_h) \
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$(value_h) $(osabi_h) $(gdb_assert_h) $(gdb_string_h) $(sh_tdep_h) \
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$(shnbsd_tdep_h) $(solib_svr4_h)
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sh-stub.o: sh-stub.c
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sh-linux-tdep.o: sh-linux-tdep.c $(defs_h) $(osabi_h) $(solib_svr4_h) \
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$(symtab_h)
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@ -1,5 +1,6 @@
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# Target: SuperH running NetBSD
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TDEPFILES= sh-tdep.o shnbsd-tdep.o corelow.o nbsd-tdep.o solib.o solib-svr4.o
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# Target: NetBSD/sh
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TDEPFILES= sh-tdep.o shnbsd-tdep.o \
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corelow.o solib.o solib-svr4.o
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DEPRECATED_TM_FILE= tm-sh.h
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SIM_OBS = remote-sim.o
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@ -1,3 +1,3 @@
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# Target: OpenBSD/sh
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TDEPFILES= sh-tdep.o sh64-tdep.o shnbsd-tdep.o nbsd-tdep.o \
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TDEPFILES= sh-tdep.o sh64-tdep.o shnbsd-tdep.o \
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corelow.o solib.o solib-svr4.o
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@ -24,14 +24,16 @@
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#include "defs.h"
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#include "gdbcore.h"
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#include "regcache.h"
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#include "regset.h"
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#include "value.h"
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#include "osabi.h"
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#include "solib-svr4.h"
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#include "gdb_assert.h"
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#include "gdb_string.h"
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#include "nbsd-tdep.h"
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#include "sh-tdep.h"
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#include "shnbsd-tdep.h"
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#include "solib-svr4.h"
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/* Convert an r0-r15 register number into an offset into a ptrace
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register structure. */
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@ -55,134 +57,150 @@ static const int regmap[] =
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( 5 * 4), /* r15 */
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};
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#define SIZEOF_STRUCT_REG (21 * 4)
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/* Sizeof `struct reg' in <machine/reg.h>. */
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#define SHNBSD_SIZEOF_GREGS (21 * 4)
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void
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shnbsd_supply_reg (char *regs, int regno)
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/* Supply register REGNUM from the buffer specified by GREGS and LEN
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in the general-purpose register set REGSET to register cache
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REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
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static void
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shnbsd_supply_gregset (const struct regset *regset,
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struct regcache *regcache,
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int regnum, const void *gregs, size_t len)
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{
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const gdb_byte *regs = gregs;
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int i;
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if (regno == PC_REGNUM || regno == -1)
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regcache_raw_supply (current_regcache, PC_REGNUM, regs + (0 * 4));
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gdb_assert (len >= SHNBSD_SIZEOF_GREGS);
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if (regno == SR_REGNUM || regno == -1)
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regcache_raw_supply (current_regcache, SR_REGNUM, regs + (1 * 4));
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if (regnum == PC_REGNUM || regnum == -1)
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regcache_raw_supply (regcache, PC_REGNUM, regs + (0 * 4));
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if (regno == PR_REGNUM || regno == -1)
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regcache_raw_supply (current_regcache, PR_REGNUM, regs + (2 * 4));
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if (regnum == SR_REGNUM || regnum == -1)
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regcache_raw_supply (regcache, SR_REGNUM, regs + (1 * 4));
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if (regno == MACH_REGNUM || regno == -1)
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regcache_raw_supply (current_regcache, MACH_REGNUM, regs + (3 * 4));
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if (regnum == PR_REGNUM || regnum == -1)
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regcache_raw_supply (regcache, PR_REGNUM, regs + (2 * 4));
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if (regno == MACL_REGNUM || regno == -1)
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regcache_raw_supply (current_regcache, MACL_REGNUM, regs + (4 * 4));
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if (regnum == MACH_REGNUM || regnum == -1)
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regcache_raw_supply (regcache, MACH_REGNUM, regs + (3 * 4));
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if ((regno >= R0_REGNUM && regno <= (R0_REGNUM + 15)) || regno == -1)
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if (regnum == MACL_REGNUM || regnum == -1)
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regcache_raw_supply (regcache, MACL_REGNUM, regs + (4 * 4));
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for (i = R0_REGNUM; i <= (R0_REGNUM + 15); i++)
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{
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for (i = R0_REGNUM; i <= (R0_REGNUM + 15); i++)
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if (regno == i || regno == -1)
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regcache_raw_supply (current_regcache, i,
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regs + regmap[i - R0_REGNUM]);
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if (regnum == i || regnum == -1)
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regcache_raw_supply (regcache, i, regs + regmap[i - R0_REGNUM]);
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}
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}
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/* Collect register REGNUM in the general-purpose register set
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REGSET. from register cache REGCACHE into the buffer specified by
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GREGS and LEN. If REGNUM is -1, do this for all registers in
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REGSET. */
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static void
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shnbsd_collect_gregset (const struct regset *regset,
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const struct regcache *regcache,
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int regnum, void *gregs, size_t len)
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{
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gdb_byte *regs = gregs;
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int i;
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gdb_assert (len >= SHNBSD_SIZEOF_GREGS);
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if (regnum == PC_REGNUM || regnum == -1)
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regcache_raw_collect (regcache, PC_REGNUM, regs + (0 * 4));
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if (regnum == SR_REGNUM || regnum == -1)
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regcache_raw_collect (regcache, SR_REGNUM, regs + (1 * 4));
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if (regnum == PR_REGNUM || regnum == -1)
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regcache_raw_collect (regcache, PR_REGNUM, regs + (2 * 4));
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if (regnum == MACH_REGNUM || regnum == -1)
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regcache_raw_collect (regcache, MACH_REGNUM, regs + (3 * 4));
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if (regnum == MACL_REGNUM || regnum == -1)
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regcache_raw_collect (regcache, MACL_REGNUM, regs + (4 * 4));
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for (i = R0_REGNUM; i <= (R0_REGNUM + 15); i++)
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{
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if (regnum == i || regnum == -1)
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regcache_raw_collect (regcache, i, regs + regmap[i - R0_REGNUM]);
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}
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}
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/* SH register sets. */
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static struct regset shnbsd_gregset =
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{
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NULL,
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shnbsd_supply_gregset,
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shnbsd_collect_gregset
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};
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/* Return the appropriate register set for the core section identified
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by SECT_NAME and SECT_SIZE. */
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const struct regset *
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shnbsd_regset_from_core_section (struct gdbarch *gdbarch,
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const char *sect_name, size_t sect_size)
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{
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if (strcmp (sect_name, ".reg") == 0 && sect_size >= SHNBSD_SIZEOF_GREGS)
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return &shnbsd_gregset;
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return NULL;
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}
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void
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shnbsd_fill_reg (char *regs, int regno)
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shnbsd_supply_reg (char *regs, int regnum)
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{
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int i;
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if (regno == PC_REGNUM || regno == -1)
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regcache_raw_collect (current_regcache, PC_REGNUM, regs + (0 * 4));
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if (regno == SR_REGNUM || regno == -1)
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regcache_raw_collect (current_regcache, SR_REGNUM, regs + (1 * 4));
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if (regno == PR_REGNUM || regno == -1)
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regcache_raw_collect (current_regcache, PR_REGNUM, regs + (2 * 4));
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if (regno == MACH_REGNUM || regno == -1)
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regcache_raw_collect (current_regcache, MACH_REGNUM, regs + (3 * 4));
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if (regno == MACL_REGNUM || regno == -1)
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regcache_raw_collect (current_regcache, MACL_REGNUM, regs + (4 * 4));
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if ((regno >= R0_REGNUM && regno <= (R0_REGNUM + 15)) || regno == -1)
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{
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for (i = R0_REGNUM; i <= (R0_REGNUM + 15); i++)
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if (regno == i || regno == -1)
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regcache_raw_collect (current_regcache, i,
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regs + regmap[i - R0_REGNUM]);
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}
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shnbsd_supply_gregset (&shnbsd_gregset, current_regcache, regnum,
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regs, SHNBSD_SIZEOF_GREGS);
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}
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static void
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fetch_core_registers (char *core_reg_sect, unsigned core_reg_size,
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int which, CORE_ADDR ignore)
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void
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shnbsd_fill_reg (char *regs, int regnum)
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{
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/* We get everything from the .reg section. */
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if (which != 0)
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return;
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if (core_reg_size < SIZEOF_STRUCT_REG)
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{
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warning (_("Wrong size register set in core file."));
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return;
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}
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/* Integer registers. */
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shnbsd_supply_reg (core_reg_sect, -1);
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shnbsd_collect_gregset (&shnbsd_gregset, current_regcache, regnum,
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regs, SHNBSD_SIZEOF_GREGS);
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}
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static void
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fetch_elfcore_registers (char *core_reg_sect, unsigned core_reg_size,
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int which, CORE_ADDR ignore)
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{
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switch (which)
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{
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case 0: /* Integer registers. */
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if (core_reg_size != SIZEOF_STRUCT_REG)
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warning (_("Wrong size register set in core file."));
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else
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shnbsd_supply_reg (core_reg_sect, -1);
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break;
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default:
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/* Don't know what kind of register request this is; just ignore it. */
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break;
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}
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}
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static struct core_fns shnbsd_core_fns =
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{
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bfd_target_unknown_flavour, /* core_flavour */
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default_check_format, /* check_format */
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default_core_sniffer, /* core_sniffer */
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fetch_core_registers, /* core_read_registers */
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NULL /* next */
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};
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static struct core_fns shnbsd_elfcore_fns =
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{
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bfd_target_elf_flavour, /* core_flavour */
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default_check_format, /* check_format */
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default_core_sniffer, /* core_sniffer */
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fetch_elfcore_registers, /* core_read_registers */
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NULL /* next */
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};
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static void
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shnbsd_init_abi (struct gdbarch_info info,
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struct gdbarch *gdbarch)
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{
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set_solib_svr4_fetch_link_map_offsets (gdbarch,
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nbsd_ilp32_solib_svr4_fetch_link_map_offsets);
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set_gdbarch_regset_from_core_section
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(gdbarch, shnbsd_regset_from_core_section);
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set_solib_svr4_fetch_link_map_offsets
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(gdbarch, svr4_ilp32_fetch_link_map_offsets);
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}
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/* OpenBSD uses uses the traditional NetBSD core file format, even for
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ports that use ELF. */
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#define GDB_OSABI_NETBSD_CORE GDB_OSABI_OPENBSD_ELF
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static enum gdb_osabi
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shnbsd_core_osabi_sniffer (bfd *abfd)
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{
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if (strcmp (bfd_get_target (abfd), "netbsd-core") == 0)
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return GDB_OSABI_NETBSD_CORE;
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return GDB_OSABI_UNKNOWN;
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}
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void
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_initialize_shnbsd_tdep (void)
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{
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deprecated_add_core_fns (&shnbsd_core_fns);
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deprecated_add_core_fns (&shnbsd_elfcore_fns);
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/* BFD doesn't set a flavour for NetBSD style a.out core files. */
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gdbarch_register_osabi_sniffer (bfd_arch_sh, bfd_target_unknown_flavour,
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shnbsd_core_osabi_sniffer);
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gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_NETBSD_ELF,
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shnbsd_init_abi);
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