/* Target-dependent code for Solaris UltraSPARC.
- Copyright 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2003-2015 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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "frame.h"
#include "objfiles.h"
#include "osabi.h"
#include "trad-frame.h"
+#include "regset.h"
-#include "gdb_assert.h"
-
+#include "sol2-tdep.h"
#include "sparc64-tdep.h"
#include "solib-svr4.h"
/* From <sys/regset.h>. */
-const struct sparc_gregset sparc64_sol2_gregset =
+const struct sparc_gregmap sparc64_sol2_gregmap =
{
32 * 8, /* "tstate" */
33 * 8, /* %pc */
16 * 8, /* %l0 */
8 /* sizeof (%y) */
};
+
+const struct sparc_fpregmap sparc64_sol2_fpregmap =
+{
+ 0 * 8, /* %f0 */
+ 33 * 8, /* %fsr */
+};
+
+static void
+sparc64_sol2_supply_core_gregset (const struct regset *regset,
+ struct regcache *regcache,
+ int regnum, const void *gregs, size_t len)
+{
+ sparc64_supply_gregset (&sparc64_sol2_gregmap, regcache, regnum, gregs);
+}
+
+static void
+sparc64_sol2_collect_core_gregset (const struct regset *regset,
+ const struct regcache *regcache,
+ int regnum, void *gregs, size_t len)
+{
+ sparc64_collect_gregset (&sparc64_sol2_gregmap, regcache, regnum, gregs);
+}
+
+static void
+sparc64_sol2_supply_core_fpregset (const struct regset *regset,
+ struct regcache *regcache,
+ int regnum, const void *fpregs, size_t len)
+{
+ sparc64_supply_fpregset (&sparc64_sol2_fpregmap, regcache, regnum, fpregs);
+}
+
+static void
+sparc64_sol2_collect_core_fpregset (const struct regset *regset,
+ const struct regcache *regcache,
+ int regnum, void *fpregs, size_t len)
+{
+ sparc64_collect_fpregset (&sparc64_sol2_fpregmap, regcache, regnum, fpregs);
+}
+
+static const struct regset sparc64_sol2_gregset =
+ {
+ NULL,
+ sparc64_sol2_supply_core_gregset,
+ sparc64_sol2_collect_core_gregset
+ };
+
+static const struct regset sparc64_sol2_fpregset =
+ {
+ NULL,
+ sparc64_sol2_supply_core_fpregset,
+ sparc64_sol2_collect_core_fpregset
+ };
\f
static struct sparc_frame_cache *
-sparc64_sol2_sigtramp_frame_cache (struct frame_info *next_frame,
+sparc64_sol2_sigtramp_frame_cache (struct frame_info *this_frame,
void **this_cache)
{
struct sparc_frame_cache *cache;
int regnum;
if (*this_cache)
- return *this_cache;
+ return (struct sparc_frame_cache *) *this_cache;
- cache = sparc_frame_cache (next_frame, this_cache);
+ cache = sparc_frame_cache (this_frame, this_cache);
gdb_assert (cache == *this_cache);
- cache->saved_regs = trad_frame_alloc_saved_regs (next_frame);
+ cache->saved_regs = trad_frame_alloc_saved_regs (this_frame);
/* The third argument is a pointer to an instance of `ucontext_t',
which has a member `uc_mcontext' that contains the saved
registers. */
- regnum = (cache->frameless_p ? SPARC_O2_REGNUM : SPARC_I2_REGNUM);
- mcontext_addr = frame_unwind_register_unsigned (next_frame, regnum) + 64;
+ regnum =
+ (cache->copied_regs_mask & 0x04) ? SPARC_I2_REGNUM : SPARC_O2_REGNUM;
+ mcontext_addr = get_frame_register_unsigned (this_frame, regnum) + 64;
cache->saved_regs[SPARC64_CCR_REGNUM].addr = mcontext_addr + 0 * 8;
cache->saved_regs[SPARC64_PC_REGNUM].addr = mcontext_addr + 1 * 8;
regnum <= SPARC_O7_REGNUM; regnum++, addr += 8)
cache->saved_regs[regnum].addr = addr;
- if (get_frame_memory_unsigned (next_frame, mcontext_addr + 21 * 8, 8))
+ if (get_frame_memory_unsigned (this_frame, mcontext_addr + 21 * 8, 8))
{
/* The register windows haven't been flushed. */
for (regnum = SPARC_L0_REGNUM; regnum <= SPARC_I7_REGNUM; regnum++)
CORE_ADDR sp;
addr = cache->saved_regs[SPARC_SP_REGNUM].addr;
- sp = get_frame_memory_unsigned (next_frame, addr, 8);
+ sp = get_frame_memory_unsigned (this_frame, addr, 8);
for (regnum = SPARC_L0_REGNUM, addr = sp + BIAS;
regnum <= SPARC_I7_REGNUM; regnum++, addr += 8)
cache->saved_regs[regnum].addr = addr;
}
static void
-sparc64_sol2_sigtramp_frame_this_id (struct frame_info *next_frame,
+sparc64_sol2_sigtramp_frame_this_id (struct frame_info *this_frame,
void **this_cache,
struct frame_id *this_id)
{
struct sparc_frame_cache *cache =
- sparc64_sol2_sigtramp_frame_cache (next_frame, this_cache);
+ sparc64_sol2_sigtramp_frame_cache (this_frame, this_cache);
(*this_id) = frame_id_build (cache->base, cache->pc);
}
-static void
-sparc64_sol2_sigtramp_frame_prev_register (struct frame_info *next_frame,
+static struct value *
+sparc64_sol2_sigtramp_frame_prev_register (struct frame_info *this_frame,
void **this_cache,
- int regnum, int *optimizedp,
- enum lval_type *lvalp,
- CORE_ADDR *addrp,
- int *realnump, void *valuep)
+ int regnum)
{
struct sparc_frame_cache *cache =
- sparc64_sol2_sigtramp_frame_cache (next_frame, this_cache);
+ sparc64_sol2_sigtramp_frame_cache (this_frame, this_cache);
- trad_frame_get_prev_register (next_frame, cache->saved_regs, regnum,
- optimizedp, lvalp, addrp, realnump, valuep);
+ return trad_frame_get_prev_register (this_frame, cache->saved_regs, regnum);
}
-static const struct frame_unwind sparc64_sol2_sigtramp_frame_unwind =
-{
- SIGTRAMP_FRAME,
- sparc64_sol2_sigtramp_frame_this_id,
- sparc64_sol2_sigtramp_frame_prev_register
-};
-
-static const struct frame_unwind *
-sparc64_sol2_sigtramp_frame_sniffer (struct frame_info *next_frame)
+static int
+sparc64_sol2_sigtramp_frame_sniffer (const struct frame_unwind *self,
+ struct frame_info *this_frame,
+ void **this_cache)
{
- CORE_ADDR pc = frame_pc_unwind (next_frame);
- char *name;
+ CORE_ADDR pc = get_frame_pc (this_frame);
+ const char *name;
find_pc_partial_function (pc, &name, NULL, NULL);
if (sparc_sol2_pc_in_sigtramp (pc, name))
- return &sparc64_sol2_sigtramp_frame_unwind;
+ return 1;
- return NULL;
+ return 0;
}
+static const struct frame_unwind sparc64_sol2_sigtramp_frame_unwind =
+{
+ SIGTRAMP_FRAME,
+ default_frame_unwind_stop_reason,
+ sparc64_sol2_sigtramp_frame_this_id,
+ sparc64_sol2_sigtramp_frame_prev_register,
+ NULL,
+ sparc64_sol2_sigtramp_frame_sniffer
+};
+
\f
void
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
- frame_unwind_append_sniffer (gdbarch, sparc64_sol2_sigtramp_frame_sniffer);
+ tdep->gregset = &sparc64_sol2_gregset;
+ tdep->sizeof_gregset = 304;
+
+ tdep->fpregset = &sparc64_sol2_fpregset;
+ tdep->sizeof_fpregset = 544;
+
+ frame_unwind_append_unwinder (gdbarch, &sparc64_sol2_sigtramp_frame_unwind);
sparc64_init_abi (info, gdbarch);
+ /* The Sun compilers (Sun ONE Studio, Forte Developer, Sun WorkShop, SunPRO)
+ compiler puts out 0 instead of the address in N_SO stabs. Starting with
+ SunPRO 3.0, the compiler does this for N_FUN stabs too. */
+ set_gdbarch_sofun_address_maybe_missing (gdbarch, 1);
+
+ /* The Sun compilers also do "globalization"; see the comment in
+ sparc_sol2_static_transform_name for more information. */
+ set_gdbarch_static_transform_name
+ (gdbarch, sparc_sol2_static_transform_name);
+
/* Solaris has SVR4-style shared libraries... */
- set_gdbarch_in_solib_call_trampoline (gdbarch, in_plt_section);
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
+ set_gdbarch_skip_solib_resolver (gdbarch, sol2_skip_solib_resolver);
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
/* Solaris has kernel-assisted single-stepping support. */
set_gdbarch_software_single_step (gdbarch, NULL);
+
+ /* How to print LWP PTIDs from core files. */
+ set_gdbarch_core_pid_to_str (gdbarch, sol2_core_pid_to_str);
}
\f