FreeChainXenon/binutils-gdb
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import gdb-1999-07-05 snapshot

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This commit is contained in:
Jason Molenda 1999-07-05 17:58:44 +00:00
parent f11523b013
commit 43ff13b418
41 changed files with 1885 additions and 789 deletions
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14
gdb/blockframe.c
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@ -1121,6 +1121,7 @@ struct dummy_frame
CORE_ADDR pc;
CORE_ADDR fp;
CORE_ADDR sp;
CORE_ADDR top;
char *registers;
};
@ -1142,7 +1143,9 @@ generic_find_dummy_frame (pc, fp)
for (dummyframe = dummy_frame_stack; dummyframe != NULL;
dummyframe = dummyframe->next)
if (fp == dummyframe->fp || fp == dummyframe->sp)
if (fp == dummyframe->fp
|| fp == dummyframe->sp
|| fp == dummyframe->top)
/* The frame in question lies between the saved fp and sp, inclusive */
return dummyframe->registers;
@ -1203,6 +1206,7 @@ generic_push_dummy_frame ()
if (INNER_THAN (dummy_frame->fp, fp)) /* stale -- destroy! */
{
dummy_frame_stack = dummy_frame->next;
free (dummy_frame->registers);
free (dummy_frame);
dummy_frame = dummy_frame_stack;
}
@ -1214,12 +1218,20 @@ generic_push_dummy_frame ()
dummy_frame->pc = read_register (PC_REGNUM);
dummy_frame->sp = read_register (SP_REGNUM);
dummy_frame->top = dummy_frame->sp;
dummy_frame->fp = fp;
read_register_bytes (0, dummy_frame->registers, REGISTER_BYTES);
dummy_frame->next = dummy_frame_stack;
dummy_frame_stack = dummy_frame;
}
void
generic_save_dummy_frame_tos (sp)
CORE_ADDR sp;
{
dummy_frame_stack->top = sp;
}
/* Function: pop_frame
Restore the machine state from either the saved dummy stack or a
real stack frame. */