FreeChainXenon/binutils-gdb
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import gdb-1999-12-13 snapshot

Browse source
This commit is contained in:
Jason Molenda 1999-12-14 01:06:04 +00:00
parent a3a8c91d41
commit c4093a6ab3
63 changed files with 1167 additions and 391 deletions
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28
gdb/blockframe.c
View file

@ -41,13 +41,12 @@ void _initialize_blockframe (void);
frame is the outermost one and has no caller. */
int
default_frame_chain_valid (chain, thisframe)
file_frame_chain_valid (chain, thisframe)
CORE_ADDR chain;
struct frame_info *thisframe;
{
return ((chain) != 0
&& !inside_main_func ((thisframe)->pc)
&& !inside_entry_func ((thisframe)->pc));
&& !inside_entry_file (FRAME_SAVED_PC (thisframe)));
}
/* Use the alternate method of avoiding running up off the end of the
@ -55,12 +54,13 @@ default_frame_chain_valid (chain, thisframe)
the comments in objfiles.h. */
int
alternate_frame_chain_valid (chain, thisframe)
func_frame_chain_valid (chain, thisframe)
CORE_ADDR chain;
struct frame_info *thisframe;
{
return ((chain) != 0
&& !inside_entry_file (FRAME_SAVED_PC (thisframe)));
&& !inside_main_func ((thisframe)->pc)
&& !inside_entry_func ((thisframe)->pc));
}
/* A very simple method of determining a valid frame */
@ -1104,7 +1104,7 @@ pc_in_call_dummy_at_entry_point (pc, sp, frame_address)
* zero, and CALL_DUMMY_LOCATION to AT_ENTRY. Then you must remember
* to define PUSH_RETURN_ADDRESS, because no call instruction will be
* being executed by the target. Also FRAME_CHAIN_VALID as
* generic_frame_chain_valid and FIX_CALL_DUMMY as
* generic_{file,func}_frame_chain_valid and FIX_CALL_DUMMY as
* generic_fix_call_dummy. */
/* Dummy frame. This saves the processor state just prior to setting
@ -1270,7 +1270,7 @@ generic_pop_dummy_frame ()
and false for the CRT0 start-up frame. Purpose is to terminate backtrace */
int
generic_frame_chain_valid (fp, fi)
generic_file_frame_chain_valid (fp, fi)
CORE_ADDR fp;
struct frame_info *fi;
{
@ -1282,6 +1282,20 @@ generic_frame_chain_valid (fp, fi)
&& !inside_entry_file (FRAME_SAVED_PC (fi)));
}
int
generic_func_frame_chain_valid (fp, fi)
CORE_ADDR fp;
struct frame_info *fi;
{
if (PC_IN_CALL_DUMMY ((fi)->pc, fp, fp))
return 1; /* don't prune CALL_DUMMY frames */
else /* fall back to default algorithm (see frame.h) */
return (fp != 0
&& (INNER_THAN (fi->frame, fp) || fi->frame == fp)
&& !inside_main_func ((fi)->pc)
&& !inside_entry_func ((fi)->pc));
}
/* Function: fix_call_dummy
Stub function. Generic dumy frames typically do not need to fix
the frame being created */