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(final): When producing SDB debugging info...

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(final): When producing SDB debugging info, delete line
	number notes from inlined functions in other files as well as
	duplicate line number notes.

From-SVN: r2763
This commit is contained in:
Tom Wood 1992-11-20 20:37:05 +00:00
parent 3daf3cadb0
commit 89881415f5
1 changed files with 33 additions and 4 deletions
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37
gcc/final.c
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@ -902,10 +902,39 @@ final (first, file, optimize, prescan)
last_ignored_compare = 0;
new_block = 1;
/* Make a map indicating which line numbers appear in this function. */
for (insn = first; insn; insn = NEXT_INSN (insn))
if (GET_CODE (insn) == NOTE && NOTE_LINE_NUMBER (insn) > max_line)
max_line = NOTE_LINE_NUMBER (insn);
/* Make a map indicating which line numbers appear in this function.
When producing SDB debugging info, delete troublesome line number
notes from inlined functions in other files as well as duplicate
line number notes. */
#ifdef SDB_DEBUGGING_INFO
if (write_symbols == SDB_DEBUG)
{
rtx last = 0;
for (insn = first; insn; insn = NEXT_INSN (insn))
if (GET_CODE (insn) == NOTE && NOTE_LINE_NUMBER (insn) > 0)
{
if ((RTX_INTEGRATED_P (insn)
&& strcmp (NOTE_SOURCE_FILE (insn), main_input_filename) != 0)
|| (last != 0
&& NOTE_LINE_NUMBER (insn) == NOTE_LINE_NUMBER (last)
&& NOTE_SOURCE_FILE (insn) == NOTE_SOURCE_FILE (last)))
{
NOTE_LINE_NUMBER (insn) = NOTE_INSN_DELETED;
NOTE_SOURCE_FILE (insn) = 0;
continue;
}
last = insn;
if (NOTE_LINE_NUMBER (insn) > max_line)
max_line = NOTE_LINE_NUMBER (insn);
}
}
else
#endif
{
for (insn = first; insn; insn = NEXT_INSN (insn))
if (GET_CODE (insn) == NOTE && NOTE_LINE_NUMBER (insn) > max_line)
max_line = NOTE_LINE_NUMBER (insn);
}
line_note_exists = (char *) oballoc (max_line + 1);
bzero (line_note_exists, max_line + 1);