"gdb_string.h".
(rs6000_aix32_reg_offsets, rs6000_aix64_reg_offsets): New variables.
(rs6000_aix_supply_regset, rs6000_aix_collect_regset): New functions.
(rs6000_aix32_regset, rs6000_aix64_regset): New variables.
(rs6000_aix_regset_from_core_section): New function.
(rs6000_aix_init_osabi): Register it.
(_initialize_rs6000_aix_tdep): Register GDB_OSABI_AIX osabi and
sniffer for bfd_arch_powerpc as well as bfd_arch_rs6000.
* rs6000-nat.c (CoreRegs): Do not define type.
(fetch_core_registers, rs6000_core_fns): Remove.
(_initialize_core_rs6000): Do not register it. Rename to ...
(_initialize_rs6000_nat): ... this.
* Makefile.in (rs6000-aix-tdep.o): Update dependencies.
+2007-04-28 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * rs6000-aix-tdep.c: Include "regcache.h", "regset.h", and
+ "gdb_string.h".
+ (rs6000_aix32_reg_offsets, rs6000_aix64_reg_offsets): New variables.
+ (rs6000_aix_supply_regset, rs6000_aix_collect_regset): New functions.
+ (rs6000_aix32_regset, rs6000_aix64_regset): New variables.
+ (rs6000_aix_regset_from_core_section): New function.
+ (rs6000_aix_init_osabi): Register it.
+ (_initialize_rs6000_aix_tdep): Register GDB_OSABI_AIX osabi and
+ sniffer for bfd_arch_powerpc as well as bfd_arch_rs6000.
+ * rs6000-nat.c (CoreRegs): Do not define type.
+ (fetch_core_registers, rs6000_core_fns): Remove.
+ (_initialize_core_rs6000): Do not register it. Rename to ...
+ (_initialize_rs6000_nat): ... this.
+ * Makefile.in (rs6000-aix-tdep.o): Update dependencies.
+
2007-04-27 Kevin Buettner <kevinb@redhat.com>
* dwarf2expr.c (unsigned_address_type): Add forward declaration.
$(coff_xcoff_h) $(libxcoff_h) $(elf_bfd_h) $(solib_svr4_h) \
$(ppc_tdep_h) $(gdb_assert_h) $(dis_asm_h) $(trad_frame_h) \
$(frame_unwind_h) $(frame_base_h) $(rs6000_tdep_h) $(dwarf2_frame_h)
-rs6000-aix-tdep.o: rs6000-aix-tdep.c $(defs_h) $(osabi_h) $(rs6000_tdep_h) \
- $(ppc_tdep_h)
+rs6000-aix-tdep.o: rs6000-aix-tdep.c $(defs_h) $(gdb_string_h) $(osabi_h) \
+ $(regcache_h) $(regset_h) $(rs6000_tdep_h) $(ppc_tdep_h)
s390-nat.o: s390-nat.c $(defs_h) $(regcache_h) $(inferior_h) \
$(s390_tdep_h) $(target_h) $(linux_nat_h)
s390-tdep.o: s390-tdep.c $(defs_h) $(arch_utils_h) $(frame_h) $(inferior_h) \
Boston, MA 02111-1307, USA. */
#include "defs.h"
+#include "gdb_string.h"
#include "osabi.h"
+#include "regcache.h"
+#include "regset.h"
#include "rs6000-tdep.h"
#include "ppc-tdep.h"
+
+/* Core file support. */
+
+static struct ppc_reg_offsets rs6000_aix32_reg_offsets =
+{
+ /* General-purpose registers. */
+ 208, /* r0_offset */
+ 24, /* pc_offset */
+ 28, /* ps_offset */
+ 32, /* cr_offset */
+ 36, /* lr_offset */
+ 40, /* ctr_offset */
+ 44, /* xer_offset */
+ 48, /* mq_offset */
+
+ /* Floating-point registers. */
+ 336, /* f0_offset */
+ 56, /* fpscr_offset */
+
+ /* AltiVec registers. */
+ -1, /* vr0_offset */
+ -1, /* vscr_offset */
+ -1 /* vrsave_offset */
+};
+
+static struct ppc_reg_offsets rs6000_aix64_reg_offsets =
+{
+ /* General-purpose registers. */
+ 0, /* r0_offset */
+ 264, /* pc_offset */
+ 256, /* ps_offset */
+ 288, /* cr_offset */
+ 272, /* lr_offset */
+ 280, /* ctr_offset */
+ 292, /* xer_offset */
+ -1, /* mq_offset */
+
+ /* Floating-point registers. */
+ 312, /* f0_offset */
+ 296, /* fpscr_offset */
+
+ /* AltiVec registers. */
+ -1, /* vr0_offset */
+ -1, /* vscr_offset */
+ -1 /* vrsave_offset */
+};
+
+
+/* Supply register REGNUM in the general-purpose register set REGSET
+ from the buffer specified by GREGS and LEN to register cache
+ REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
+
+static void
+rs6000_aix_supply_regset (const struct regset *regset,
+ struct regcache *regcache, int regnum,
+ const void *gregs, size_t len)
+{
+ ppc_supply_gregset (regset, regcache, regnum, gregs, len);
+
+ if (ppc_floating_point_unit_p (get_regcache_arch (regcache)))
+ ppc_supply_fpregset (regset, regcache, regnum, gregs, len);
+}
+
+/* Collect register REGNUM in the general-purpose register set
+ REGSET. from register cache REGCACHE into the buffer specified by
+ GREGS and LEN. If REGNUM is -1, do this for all registers in
+ REGSET. */
+
+static void
+rs6000_aix_collect_regset (const struct regset *regset,
+ const struct regcache *regcache, int regnum,
+ void *gregs, size_t len)
+{
+ ppc_collect_gregset (regset, regcache, regnum, gregs, len);
+
+ if (ppc_floating_point_unit_p (get_regcache_arch (regcache)))
+ ppc_collect_fpregset (regset, regcache, regnum, gregs, len);
+}
+
+/* AIX register set. */
+
+static struct regset rs6000_aix32_regset =
+{
+ &rs6000_aix32_reg_offsets,
+ rs6000_aix_supply_regset,
+ rs6000_aix_collect_regset,
+};
+
+static struct regset rs6000_aix64_regset =
+{
+ &rs6000_aix64_reg_offsets,
+ rs6000_aix_supply_regset,
+ rs6000_aix_collect_regset,
+};
+
+/* Return the appropriate register set for the core section identified
+ by SECT_NAME and SECT_SIZE. */
+
+static const struct regset *
+rs6000_aix_regset_from_core_section (struct gdbarch *gdbarch,
+ const char *sect_name, size_t sect_size)
+{
+ if (gdbarch_tdep (gdbarch)->wordsize == 4)
+ {
+ if (strcmp (sect_name, ".reg") == 0 && sect_size >= 592)
+ return &rs6000_aix32_regset;
+ }
+ else
+ {
+ if (strcmp (sect_name, ".reg") == 0 && sect_size >= 576)
+ return &rs6000_aix64_regset;
+ }
+
+ return NULL;
+}
+
+
static enum gdb_osabi
rs6000_aix_osabi_sniffer (bfd *abfd)
{
/* RS6000/AIX does not support PT_STEP. Has to be simulated. */
set_gdbarch_software_single_step (gdbarch, rs6000_software_single_step);
+ /* Core file support. */
+ set_gdbarch_regset_from_core_section
+ (gdbarch, rs6000_aix_regset_from_core_section);
+
/* Minimum possible text address in AIX. */
gdbarch_tdep (gdbarch)->text_segment_base = 0x10000000;
}
gdbarch_register_osabi_sniffer (bfd_arch_rs6000,
bfd_target_xcoff_flavour,
rs6000_aix_osabi_sniffer);
+ gdbarch_register_osabi_sniffer (bfd_arch_powerpc,
+ bfd_target_xcoff_flavour,
+ rs6000_aix_osabi_sniffer);
gdbarch_register_osabi (bfd_arch_rs6000, 0, GDB_OSABI_AIX,
rs6000_aix_init_osabi);
+ gdbarch_register_osabi (bfd_arch_powerpc, 0, GDB_OSABI_AIX,
+ rs6000_aix_init_osabi);
}
# define ARCH64() (register_size (current_gdbarch, 0) == 8)
#endif
-/* Union of 32-bit and 64-bit ".reg" core file sections. */
-
-typedef union {
-#ifdef ARCH3264
- struct __context64 r64;
-#else
- struct mstsave r64;
-#endif
- struct mstsave r32;
-} CoreRegs;
-
/* Union of 32-bit and 64-bit versions of ld_info. */
typedef union {
static void vmap_symtab (struct vmap *);
-static void fetch_core_registers (char *, unsigned int, int, CORE_ADDR);
-
static void exec_one_dummy_insn (void);
extern void fixup_breakpoints (CORE_ADDR low, CORE_ADDR high, CORE_ADDR delta);
write_pc (prev_pc);
deprecated_remove_raw_breakpoint (bp);
}
-
-/* Fetch registers from the register section in core bfd. */
-
-static void
-fetch_core_registers (char *core_reg_sect, unsigned core_reg_size,
- int which, CORE_ADDR reg_addr)
-{
- CoreRegs *regs;
- int regi;
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
-
- if (which != 0)
- {
- fprintf_unfiltered
- (gdb_stderr,
- "Gdb error: unknown parameter to fetch_core_registers().\n");
- return;
- }
-
- regs = (CoreRegs *) core_reg_sect;
-
- /* Put the register values from the core file section in the regcache. */
-
- if (ARCH64 ())
- {
- for (regi = 0; regi < ppc_num_gprs; regi++)
- regcache_raw_supply (current_regcache, tdep->ppc_gp0_regnum + regi,
- (char *) ®s->r64.gpr[regi]);
-
- if (tdep->ppc_fp0_regnum >= 0)
- for (regi = 0; regi < ppc_num_fprs; regi++)
- regcache_raw_supply (current_regcache, tdep->ppc_fp0_regnum + regi,
- (char *) ®s->r64.fpr[regi]);
-
- regcache_raw_supply (current_regcache, PC_REGNUM,
- (char *) ®s->r64.iar);
- regcache_raw_supply (current_regcache, tdep->ppc_ps_regnum,
- (char *) ®s->r64.msr);
- regcache_raw_supply (current_regcache, tdep->ppc_cr_regnum,
- (char *) ®s->r64.cr);
- regcache_raw_supply (current_regcache, tdep->ppc_lr_regnum,
- (char *) ®s->r64.lr);
- regcache_raw_supply (current_regcache, tdep->ppc_ctr_regnum,
- (char *) ®s->r64.ctr);
- regcache_raw_supply (current_regcache, tdep->ppc_xer_regnum,
- (char *) ®s->r64.xer);
- if (tdep->ppc_fpscr_regnum >= 0)
- regcache_raw_supply (current_regcache, tdep->ppc_fpscr_regnum,
- (char *) ®s->r64.fpscr);
- }
- else
- {
- for (regi = 0; regi < ppc_num_gprs; regi++)
- regcache_raw_supply (current_regcache, tdep->ppc_gp0_regnum + regi,
- (char *) ®s->r32.gpr[regi]);
-
- if (tdep->ppc_fp0_regnum >= 0)
- for (regi = 0; regi < ppc_num_fprs; regi++)
- regcache_raw_supply (current_regcache, tdep->ppc_fp0_regnum + regi,
- (char *) ®s->r32.fpr[regi]);
-
- regcache_raw_supply (current_regcache, PC_REGNUM,
- (char *) ®s->r32.iar);
- regcache_raw_supply (current_regcache, tdep->ppc_ps_regnum,
- (char *) ®s->r32.msr);
- regcache_raw_supply (current_regcache, tdep->ppc_cr_regnum,
- (char *) ®s->r32.cr);
- regcache_raw_supply (current_regcache, tdep->ppc_lr_regnum,
- (char *) ®s->r32.lr);
- regcache_raw_supply (current_regcache, tdep->ppc_ctr_regnum,
- (char *) ®s->r32.ctr);
- regcache_raw_supply (current_regcache, tdep->ppc_xer_regnum,
- (char *) ®s->r32.xer);
- if (tdep->ppc_fpscr_regnum >= 0)
- regcache_raw_supply (current_regcache, tdep->ppc_fpscr_regnum,
- (char *) ®s->r32.fpscr);
- if (tdep->ppc_mq_regnum >= 0)
- regcache_raw_supply (current_regcache, tdep->ppc_mq_regnum,
- (char *) ®s->r32.mq);
- }
-}
\f
/* Copy information about text and data sections from LDI to VP for a 64-bit
error (_("Unable to find TOC entry for pc %s."), hex_string (pc));
}
\f
-/* Register that we are able to handle rs6000 core file formats. */
-
-static struct core_fns rs6000_core_fns =
-{
- bfd_target_xcoff_flavour, /* core_flavour */
- default_check_format, /* check_format */
- default_core_sniffer, /* core_sniffer */
- fetch_core_registers, /* core_read_registers */
- NULL /* next */
-};
void
-_initialize_core_rs6000 (void)
+_initialize_rs6000_nat (void)
{
struct target_ops *t;
/* Initialize hook in rs6000-tdep.c for determining the TOC address
when calling functions in the inferior. */
rs6000_find_toc_address_hook = find_toc_address;
-
- deprecated_add_core_fns (&rs6000_core_fns);
}
projects / thirdparty / binutils-gdb.git / commitdiff
