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* m68hc11-tdep.c (m68hc11_gdbarch_init): Set int, double and long

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double sizes according to ELF ABI flags.
	(gdbarch_tdep): Record elf_flags.
This commit is contained in:
Stephane Carrez 2002-08-13 13:10:42 +00:00
parent 338653f549
commit 81967506b7
2 changed files with 27 additions and 4 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2002-08-13 Stephane Carrez <stcarrez@nerim.fr>
* m68hc11-tdep.c (m68hc11_gdbarch_init): Set int, double and long
double sizes according to ELF ABI flags.
(gdbarch_tdep): Record elf_flags.
2002-08-13 Stephane Carrez <stcarrez@nerim.fr>
* m68hc11-tdep.c (M6812_OP_PSHX, M6812_OP_PSHY): New defines.

25
gdb/m68hc11-tdep.c
View File

@ -36,6 +36,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "target.h"
#include "opcode/m68hc11.h"
#include "elf/m68hc11.h"
#include "elf-bfd.h"
/* Register numbers of various important registers.
Note that some of these values are "real" register numbers,
@ -89,6 +91,9 @@ struct gdbarch_tdep
/* Description of instructions in the prologue. */
struct insn_sequence *prologue;
/* ELF flags for ABI. */
int elf_flags;
};
#define M6811_TDEP gdbarch_tdep (current_gdbarch)
@ -1029,20 +1034,32 @@ m68hc11_gdbarch_init (struct gdbarch_info info,
{0};
struct gdbarch *gdbarch;
struct gdbarch_tdep *tdep;
int elf_flags;
soft_reg_initialized = 0;
/* Extract the elf_flags if available. */
if (info.abfd != NULL
&& bfd_get_flavour (info.abfd) == bfd_target_elf_flavour)
elf_flags = elf_elfheader (info.abfd)->e_flags;
else
elf_flags = 0;
/* try to find a pre-existing architecture */
for (arches = gdbarch_list_lookup_by_info (arches, &info);
arches != NULL;
arches = gdbarch_list_lookup_by_info (arches->next, &info))
{
if (gdbarch_tdep (arches->gdbarch)->elf_flags != elf_flags)
continue;
return arches->gdbarch;
}
/* Need a new architecture. Fill in a target specific vector. */
tdep = (struct gdbarch_tdep *) xmalloc (sizeof (struct gdbarch_tdep));
gdbarch = gdbarch_alloc (&info, tdep);
tdep->elf_flags = elf_flags;
switch (info.bfd_arch_info->arch)
{
@ -1065,10 +1082,10 @@ m68hc11_gdbarch_init (struct gdbarch_info info,
programs. The size of these types should normally be set
according to the dwarf2 debug information. */
set_gdbarch_short_bit (gdbarch, 16);
set_gdbarch_int_bit (gdbarch, 16);
set_gdbarch_int_bit (gdbarch, elf_flags & E_M68HC11_I32 ? 32 : 16);
set_gdbarch_float_bit (gdbarch, 32);
set_gdbarch_double_bit (gdbarch, 64);
set_gdbarch_long_double_bit (gdbarch, 64);
set_gdbarch_double_bit (gdbarch, elf_flags & E_M68HC11_F64 ? 64 : 32);
set_gdbarch_long_double_bit (gdbarch, elf_flags & E_M68HC11_F64 ? 64 : 32);
set_gdbarch_long_bit (gdbarch, 32);
set_gdbarch_ptr_bit (gdbarch, 16);
set_gdbarch_long_long_bit (gdbarch, 64);