FreeChainXenon/binutils-gdb
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import gdb-19990422 snapshot

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This commit is contained in:
Stan Shebs 1999-04-26 18:34:20 +00:00
parent 1996fae846
commit 7a292a7adf
354 changed files with 13433 additions and 11180 deletions
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85
gdb/infcmd.c
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@ -94,9 +94,7 @@ void _initialize_infcmd PARAMS ((void));
#define GO_USAGE "Usage: go <location>\n"
#ifdef CALL_DUMMY_BREAKPOINT_OFFSET
static void breakpoint_auto_delete_contents PARAMS ((PTR));
#endif
#define ERROR_NO_INFERIOR \
if (!target_has_execution) error ("The program is not being run.");
@ -570,8 +568,6 @@ signal_command (signum_exp, from_tty)
/* Call breakpoint_auto_delete on the current contents of the bpstat
pointed to by arg (which is really a bpstat *). */
#ifdef CALL_DUMMY_BREAKPOINT_OFFSET
static void
breakpoint_auto_delete_contents (arg)
PTR arg;
@ -579,7 +575,6 @@ breakpoint_auto_delete_contents (arg)
breakpoint_auto_delete (*(bpstat *)arg);
}
#endif /* CALL_DUMMY_BREAKPOINT_OFFSET */
/* Execute a "stack dummy", a piece of code stored in the stack
by the debugger to be executed in the inferior.
@ -604,7 +599,7 @@ static int stack_dummy_testing = 0;
int
run_stack_dummy (addr, buffer)
CORE_ADDR addr;
char buffer[REGISTER_BYTES];
char *buffer;
{
struct cleanup *old_cleanups = make_cleanup (null_cleanup, 0);
@ -615,43 +610,45 @@ run_stack_dummy (addr, buffer)
POP_FRAME;
return(0);
}
#ifdef CALL_DUMMY_BREAKPOINT_OFFSET
{
struct breakpoint *bpt;
struct symtab_and_line sal;
INIT_SAL (&sal); /* initialize to zeroes */
#if CALL_DUMMY_LOCATION != AT_ENTRY_POINT
sal.pc = addr - CALL_DUMMY_START_OFFSET + CALL_DUMMY_BREAKPOINT_OFFSET;
#else
sal.pc = CALL_DUMMY_ADDRESS ();
#endif
sal.section = find_pc_overlay (sal.pc);
/* Set up a FRAME for the dummy frame so we can pass it to
set_momentary_breakpoint. We need to give the breakpoint a
frame in case there is only one copy of the dummy (e.g.
CALL_DUMMY_LOCATION == AFTER_TEXT_END). */
flush_cached_frames ();
set_current_frame (create_new_frame (read_fp (), sal.pc));
/* If defined, CALL_DUMMY_BREAKPOINT_OFFSET is where we need to put
a breakpoint instruction. If not, the call dummy already has the
breakpoint instruction in it.
addr is the address of the call dummy plus the CALL_DUMMY_START_OFFSET,
so we need to subtract the CALL_DUMMY_START_OFFSET. */
bpt = set_momentary_breakpoint (sal,
get_current_frame (),
bp_call_dummy);
bpt->disposition = del;
/* If all error()s out of proceed ended up calling normal_stop (and
perhaps they should; it already does in the special case of error
out of resume()), then we wouldn't need this. */
make_cleanup (breakpoint_auto_delete_contents, &stop_bpstat);
}
#endif /* CALL_DUMMY_BREAKPOINT_OFFSET. */
if (CALL_DUMMY_BREAKPOINT_OFFSET_P)
{
struct breakpoint *bpt;
struct symtab_and_line sal;
INIT_SAL (&sal); /* initialize to zeroes */
if (CALL_DUMMY_LOCATION == AT_ENTRY_POINT)
{
sal.pc = CALL_DUMMY_ADDRESS ();
}
else
{
sal.pc = addr - CALL_DUMMY_START_OFFSET + CALL_DUMMY_BREAKPOINT_OFFSET;
}
sal.section = find_pc_overlay (sal.pc);
/* Set up a FRAME for the dummy frame so we can pass it to
set_momentary_breakpoint. We need to give the breakpoint a
frame in case there is only one copy of the dummy (e.g.
CALL_DUMMY_LOCATION == AFTER_TEXT_END). */
flush_cached_frames ();
set_current_frame (create_new_frame (read_fp (), sal.pc));
/* If defined, CALL_DUMMY_BREAKPOINT_OFFSET is where we need to put
a breakpoint instruction. If not, the call dummy already has the
breakpoint instruction in it.
addr is the address of the call dummy plus the CALL_DUMMY_START_OFFSET,
so we need to subtract the CALL_DUMMY_START_OFFSET. */
bpt = set_momentary_breakpoint (sal,
get_current_frame (),
bp_call_dummy);
bpt->disposition = del;
/* If all error()s out of proceed ended up calling normal_stop (and
perhaps they should; it already does in the special case of error
out of resume()), then we wouldn't need this. */
make_cleanup (breakpoint_auto_delete_contents, &stop_bpstat);
}
disable_watchpoints_before_interactive_call_start ();
proceed_to_finish = 1; /* We want stop_registers, please... */
@ -665,7 +662,7 @@ run_stack_dummy (addr, buffer)
/* On return, the stack dummy has been popped already. */
memcpy (buffer, stop_registers, sizeof stop_registers);
memcpy (buffer, stop_registers, REGISTER_BYTES);
return 0;
}