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authorMark Kettenis <kettenis@gnu.org>2006-12-31 01:28:07 +0000
committerMark Kettenis <kettenis@gnu.org>2006-12-31 01:28:07 +0000
commit6df5070e3fb226764cd0da485b5f596797b87936 (patch)
treed7e4114d33ded3254e24032ef401ce4428da53dc /gdb/sparc64nbsd-nat.c
parentf9225e75c0c9a058b39772f59cdb62ed659e9472 (diff)
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* sparc64-tdep.h (SPARC64_PSTATE_AG, SPARC64_PSTATE_IE)
(SPARC64_PSTATE_PRIV, SPARC64_PSTATE_AM, SPARC64_PSTATE_PEF) (SPARC64_PSTATE_RED, SPARC64_PSTATE_TLE, SPARC64_PSTATE_CLE) (SPARC64_PSTATE_PID0, SPARC64_PSTATE_PID1): New defines. * sparc64nbsd-nat.c: Include "gdbcore.h". (sparc64nbsd_supply_pcb): Get %pc from stack if necessary. Supply processor state register. * sparc64obsd-tdep.c (sparc64obsd_trapframe_cache) (sparc64obsd_trapframe_this_id) (sparc64obsd_trapframe_prev_register) (sparc64obsd_trapframe_sniffer): New functions. (sparc64obsd_trapframe_unwind): New variable. (sparc64obsd_init_abi): Append trapframe unwinder. * Makefile.in (sparc64nbsd-nat.o): Update dependencies.
Diffstat (limited to 'gdb/sparc64nbsd-nat.c')
-rw-r--r--gdb/sparc64nbsd-nat.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/gdb/sparc64nbsd-nat.c b/gdb/sparc64nbsd-nat.c
index 739c724..a5d7fc7 100644
--- a/gdb/sparc64nbsd-nat.c
+++ b/gdb/sparc64nbsd-nat.c
@@ -1,6 +1,6 @@
/* Native-dependent code for NetBSD/sparc64.
- Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2004, 2006 Free Software Foundation, Inc.
This file is part of GDB.
@@ -20,6 +20,7 @@
Boston, MA 02110-1301, USA. */
#include "defs.h"
+#include "gdbcore.h"
#include "regcache.h"
#include "target.h"
@@ -136,6 +137,7 @@ sparc64nbsd_fpregset_supplies_p (int regnum)
static int
sparc64nbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
{
+ u_int64_t state;
int regnum;
/* The following is true for NetBSD 1.6.2:
@@ -148,9 +150,19 @@ sparc64nbsd_supply_pcb (struct regcache *regcache, struct pcb *pcb)
if (pcb->pcb_sp == 0)
return 0;
+ /* If the program counter is zero, this is probably a core dump, and
+ we can get %pc from the stack. */
+ if (pcb->pcb_pc == 0)
+ read_memory(pcb->pcb_sp + BIAS - 176 + (11 * 8),
+ (gdb_byte *)&pcb->pcb_pc, sizeof pcb->pcb_pc);
+
+
regcache_raw_supply (regcache, SPARC_SP_REGNUM, &pcb->pcb_sp);
regcache_raw_supply (regcache, SPARC64_PC_REGNUM, &pcb->pcb_pc);
+ state = pcb->pcb_pstate << 8 | pcb->pcb_cwp;
+ regcache_raw_supply (regcache, SPARC64_STATE_REGNUM, &state);
+
sparc_supply_rwindow (regcache, pcb->pcb_sp, -1);
return 1;