/* Target-dependent code for GNU/Linux running on PA-RISC, for GDB.
- Copyright (C) 2004, 2006 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2006, 2007, 2008 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 2 of the License, or
+ 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,
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, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "gdbcore.h"
#include "trad-frame.h"
#include "dwarf2-frame.h"
#include "value.h"
+#include "regset.h"
+#include "regcache.h"
#include "hppa-tdep.h"
#include "elf/common.h"
#endif
static void
-hppa_linux_target_write_pc (CORE_ADDR v, ptid_t ptid)
+hppa_linux_target_write_pc (struct regcache *regcache, CORE_ADDR v)
{
/* Probably this should be done by the kernel, but it isn't. */
- write_register_pid (HPPA_PCOQ_HEAD_REGNUM, v | 0x3, ptid);
- write_register_pid (HPPA_PCOQ_TAIL_REGNUM, (v + 4) | 0x3, ptid);
+ regcache_cooked_write_unsigned (regcache, HPPA_PCOQ_HEAD_REGNUM, v | 0x3);
+ regcache_cooked_write_unsigned (regcache, HPPA_PCOQ_TAIL_REGNUM, (v + 4) | 0x3);
}
/* An instruction to match. */
{
char buf[4];
- deprecated_read_memory_nobpt (npc, buf, 4);
+ read_memory_nobpt (npc, buf, 4);
insn[i] = extract_unsigned_integer (buf, 4);
if ((insn[i] & pattern[i].mask) == pattern[i].data)
npc += 4;
int regnum, int *optimizedp,
enum lval_type *lvalp,
CORE_ADDR *addrp,
- int *realnump, void *valuep)
+ int *realnump, gdb_byte *valuep)
{
struct hppa_linux_sigtramp_unwind_cache *info
= hppa_linux_sigtramp_frame_unwind_cache (next_frame, this_prologue_cache);
}
return 0;
}
+\f
+/*
+ * Registers saved in a coredump:
+ * gr0..gr31
+ * sr0..sr7
+ * iaoq0..iaoq1
+ * iasq0..iasq1
+ * sar, iir, isr, ior, ipsw
+ * cr0, cr24..cr31
+ * cr8,9,12,13
+ * cr10, cr15
+ */
+
+#define GR_REGNUM(_n) (HPPA_R0_REGNUM+_n)
+#define TR_REGNUM(_n) (HPPA_TR0_REGNUM+_n)
+static const int greg_map[] =
+ {
+ GR_REGNUM(0), GR_REGNUM(1), GR_REGNUM(2), GR_REGNUM(3),
+ GR_REGNUM(4), GR_REGNUM(5), GR_REGNUM(6), GR_REGNUM(7),
+ GR_REGNUM(8), GR_REGNUM(9), GR_REGNUM(10), GR_REGNUM(11),
+ GR_REGNUM(12), GR_REGNUM(13), GR_REGNUM(14), GR_REGNUM(15),
+ GR_REGNUM(16), GR_REGNUM(17), GR_REGNUM(18), GR_REGNUM(19),
+ GR_REGNUM(20), GR_REGNUM(21), GR_REGNUM(22), GR_REGNUM(23),
+ GR_REGNUM(24), GR_REGNUM(25), GR_REGNUM(26), GR_REGNUM(27),
+ GR_REGNUM(28), GR_REGNUM(29), GR_REGNUM(30), GR_REGNUM(31),
+
+ HPPA_SR4_REGNUM+1, HPPA_SR4_REGNUM+2, HPPA_SR4_REGNUM+3, HPPA_SR4_REGNUM+4,
+ HPPA_SR4_REGNUM, HPPA_SR4_REGNUM+5, HPPA_SR4_REGNUM+6, HPPA_SR4_REGNUM+7,
+
+ HPPA_PCOQ_HEAD_REGNUM, HPPA_PCOQ_TAIL_REGNUM,
+ HPPA_PCSQ_HEAD_REGNUM, HPPA_PCSQ_TAIL_REGNUM,
+
+ HPPA_SAR_REGNUM, HPPA_IIR_REGNUM, HPPA_ISR_REGNUM, HPPA_IOR_REGNUM,
+ HPPA_IPSW_REGNUM, HPPA_RCR_REGNUM,
+
+ TR_REGNUM(0), TR_REGNUM(1), TR_REGNUM(2), TR_REGNUM(3),
+ TR_REGNUM(4), TR_REGNUM(5), TR_REGNUM(6), TR_REGNUM(7),
+
+ HPPA_PID0_REGNUM, HPPA_PID1_REGNUM, HPPA_PID2_REGNUM, HPPA_PID3_REGNUM,
+ HPPA_CCR_REGNUM, HPPA_EIEM_REGNUM,
+ };
+
+static void
+hppa_linux_supply_regset (const struct regset *regset,
+ struct regcache *regcache,
+ int regnum, const void *regs, size_t len)
+{
+ struct gdbarch *arch = get_regcache_arch (regcache);
+ struct gdbarch_tdep *tdep = gdbarch_tdep (arch);
+ const char *buf = regs;
+ int i, offset;
+
+ offset = 0;
+ for (i = 0; i < ARRAY_SIZE (greg_map); i++)
+ {
+ if (regnum == greg_map[i] || regnum == -1)
+ regcache_raw_supply (regcache, greg_map[i], buf + offset);
+
+ offset += tdep->bytes_per_address;
+ }
+}
+
+static void
+hppa_linux_supply_fpregset (const struct regset *regset,
+ struct regcache *regcache,
+ int regnum, const void *regs, size_t len)
+{
+ const char *buf = regs;
+ int i, offset;
+
+ offset = 0;
+ for (i = 0; i < 31; i++)
+ {
+ if (regnum == HPPA_FP0_REGNUM + i || regnum == -1)
+ regcache_raw_supply (regcache, HPPA_FP0_REGNUM + i,
+ buf + offset);
+ offset += 8;
+ }
+}
+
+/* HPPA Linux kernel register set. */
+static struct regset hppa_linux_regset =
+{
+ NULL,
+ hppa_linux_supply_regset
+};
+
+static struct regset hppa_linux_fpregset =
+{
+ NULL,
+ hppa_linux_supply_fpregset
+};
+
+static const struct regset *
+hppa_linux_regset_from_core_section (struct gdbarch *gdbarch,
+ const char *sect_name,
+ size_t sect_size)
+{
+ if (strcmp (sect_name, ".reg") == 0)
+ return &hppa_linux_regset;
+ else if (strcmp (sect_name, ".reg2") == 0)
+ return &hppa_linux_fpregset;
+
+ return NULL;
+}
+\f
/* Forward declarations. */
extern initialize_file_ftype _initialize_hppa_linux_tdep;
more work in gcc and glibc first. */
set_gdbarch_long_double_bit (gdbarch, 64);
+ set_gdbarch_regset_from_core_section
+ (gdbarch, hppa_linux_regset_from_core_section);
+
#if 0
/* Dwarf-2 unwinding support. Not yet working. */
set_gdbarch_dwarf_reg_to_regnum (gdbarch, hppa_dwarf_reg_to_regnum);
_initialize_hppa_linux_tdep (void)
{
gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_LINUX, hppa_linux_init_abi);
+ gdbarch_register_osabi (bfd_arch_hppa, bfd_mach_hppa20w, GDB_OSABI_LINUX, hppa_linux_init_abi);
}