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Diffstat (limited to 'gdb/gdbserver/linux-low.c')
-rw-r--r--gdb/gdbserver/linux-low.c54
1 files changed, 29 insertions, 25 deletions
diff --git a/gdb/gdbserver/linux-low.c b/gdb/gdbserver/linux-low.c
index 4869db3..bd00d5f 100644
--- a/gdb/gdbserver/linux-low.c
+++ b/gdb/gdbserver/linux-low.c
@@ -451,7 +451,8 @@ handle_extended_wait (struct lwp_info *event_child, int wstat)
static CORE_ADDR
get_stop_pc (void)
{
- CORE_ADDR stop_pc = (*the_low_target.get_pc) ();
+ struct regcache *regcache = get_thread_regcache (current_inferior, 1);
+ CORE_ADDR stop_pc = (*the_low_target.get_pc) (regcache);
if (! get_thread_lwp (current_inferior)->stepping)
stop_pc -= the_low_target.decr_pc_after_break;
@@ -884,6 +885,7 @@ check_removed_breakpoint (struct lwp_info *event_child)
{
CORE_ADDR stop_pc;
struct thread_info *saved_inferior;
+ struct regcache *regcache;
if (event_child->pending_is_breakpoint == 0)
return 0;
@@ -894,7 +896,7 @@ check_removed_breakpoint (struct lwp_info *event_child)
saved_inferior = current_inferior;
current_inferior = get_lwp_thread (event_child);
-
+ regcache = get_thread_regcache (current_inferior, 1);
stop_pc = get_stop_pc ();
/* If the PC has changed since we stopped, then we shouldn't do
@@ -930,7 +932,7 @@ check_removed_breakpoint (struct lwp_info *event_child)
{
if (debug_threads)
fprintf (stderr, "Set pc to 0x%lx\n", (long) stop_pc);
- (*the_low_target.set_pc) (stop_pc);
+ (*the_low_target.set_pc) (regcache, stop_pc);
}
/* We consumed the pending SIGTRAP. */
@@ -1063,11 +1065,12 @@ retry:
&& the_low_target.get_pc != NULL)
{
struct thread_info *saved_inferior = current_inferior;
+ struct regcache *regcache = get_thread_regcache (current_inferior, 1);
CORE_ADDR pc;
current_inferior = (struct thread_info *)
find_inferior_id (&all_threads, child->head.id);
- pc = (*the_low_target.get_pc) ();
+ pc = (*the_low_target.get_pc) (regcache);
fprintf (stderr, "linux_wait_for_lwp: pc is 0x%lx\n", (long) pc);
current_inferior = saved_inferior;
}
@@ -1832,7 +1835,8 @@ linux_resume_one_lwp (struct lwp_info *lwp,
if (debug_threads && the_low_target.get_pc != NULL)
{
- CORE_ADDR pc = (*the_low_target.get_pc) ();
+ struct regcache *regcache = get_thread_regcache (current_inferior, 1);
+ CORE_ADDR pc = (*the_low_target.get_pc) (regcache);
fprintf (stderr, " resuming from pc 0x%lx\n", (long) pc);
}
@@ -2121,7 +2125,7 @@ register_addr (int regnum)
/* Fetch one register. */
static void
-fetch_register (int regno)
+fetch_register (struct regcache *regcache, int regno)
{
CORE_ADDR regaddr;
int i, size;
@@ -2160,29 +2164,29 @@ fetch_register (int regno)
}
if (the_low_target.supply_ptrace_register)
- the_low_target.supply_ptrace_register (regno, buf);
+ the_low_target.supply_ptrace_register (regcache, regno, buf);
else
- supply_register (regno, buf);
+ supply_register (regcache, regno, buf);
error_exit:;
}
/* Fetch all registers, or just one, from the child process. */
static void
-usr_fetch_inferior_registers (int regno)
+usr_fetch_inferior_registers (struct regcache *regcache, int regno)
{
if (regno == -1)
for (regno = 0; regno < the_low_target.num_regs; regno++)
- fetch_register (regno);
+ fetch_register (regcache, regno);
else
- fetch_register (regno);
+ fetch_register (regcache, regno);
}
/* Store our register values back into the inferior.
If REGNO is -1, do this for all registers.
Otherwise, REGNO specifies which register (so we can save time). */
static void
-usr_store_inferior_registers (int regno)
+usr_store_inferior_registers (struct regcache *regcache, int regno)
{
CORE_ADDR regaddr;
int i, size;
@@ -2207,9 +2211,9 @@ usr_store_inferior_registers (int regno)
memset (buf, 0, size);
if (the_low_target.collect_ptrace_register)
- the_low_target.collect_ptrace_register (regno, buf);
+ the_low_target.collect_ptrace_register (regcache, regno, buf);
else
- collect_register (regno, buf);
+ collect_register (regcache, regno, buf);
pid = lwpid_of (get_thread_lwp (current_inferior));
for (i = 0; i < size; i += sizeof (PTRACE_XFER_TYPE))
@@ -2241,7 +2245,7 @@ usr_store_inferior_registers (int regno)
}
else
for (regno = 0; regno < the_low_target.num_regs; regno++)
- usr_store_inferior_registers (regno);
+ usr_store_inferior_registers (regcache, regno);
}
#endif /* HAVE_LINUX_USRREGS */
@@ -2250,7 +2254,7 @@ usr_store_inferior_registers (int regno)
#ifdef HAVE_LINUX_REGSETS
static int
-regsets_fetch_inferior_registers ()
+regsets_fetch_inferior_registers (struct regcache *regcache)
{
struct regset_info *regset;
int saw_general_regs = 0;
@@ -2296,7 +2300,7 @@ regsets_fetch_inferior_registers ()
}
else if (regset->type == GENERAL_REGS)
saw_general_regs = 1;
- regset->store_function (buf);
+ regset->store_function (regcache, buf);
regset ++;
free (buf);
}
@@ -2307,7 +2311,7 @@ regsets_fetch_inferior_registers ()
}
static int
-regsets_store_inferior_registers ()
+regsets_store_inferior_registers (struct regcache *regcache)
{
struct regset_info *regset;
int saw_general_regs = 0;
@@ -2341,7 +2345,7 @@ regsets_store_inferior_registers ()
if (res == 0)
{
/* Then overlay our cached registers on that. */
- regset->fill_function (buf);
+ regset->fill_function (regcache, buf);
/* Only now do we write the register set. */
#ifndef __sparc__
@@ -2391,26 +2395,26 @@ regsets_store_inferior_registers ()
void
-linux_fetch_registers (int regno)
+linux_fetch_registers (struct regcache *regcache, int regno)
{
#ifdef HAVE_LINUX_REGSETS
- if (regsets_fetch_inferior_registers () == 0)
+ if (regsets_fetch_inferior_registers (regcache) == 0)
return;
#endif
#ifdef HAVE_LINUX_USRREGS
- usr_fetch_inferior_registers (regno);
+ usr_fetch_inferior_registers (regcache, regno);
#endif
}
void
-linux_store_registers (int regno)
+linux_store_registers (struct regcache *regcache, int regno)
{
#ifdef HAVE_LINUX_REGSETS
- if (regsets_store_inferior_registers () == 0)
+ if (regsets_store_inferior_registers (regcache) == 0)
return;
#endif
#ifdef HAVE_LINUX_USRREGS
- usr_store_inferior_registers (regno);
+ usr_store_inferior_registers (regcache, regno);
#endif
}
generated by cgit v1.1 at 2025-02-09 19:59:09 +0000