void
insn_locators_initialize (void)
{
tree block = NULL;
tree last_block = NULL;
rtx insn, next;
int loc = 0;
int line_number = 0, last_line_number = 0;
char *file_name = NULL, *last_file_name = NULL;
prologue_locator = epilogue_locator = 0;
VARRAY_INT_INIT (block_locators_locs, 32, "block_locators_locs");
VARRAY_TREE_INIT (block_locators_blocks, 32, "block_locators_blocks");
VARRAY_INT_INIT (line_locators_locs, 32, "line_locators_locs");
VARRAY_INT_INIT (line_locators_lines, 32, "line_locators_lines");
VARRAY_INT_INIT (file_locators_locs, 32, "file_locators_locs");
VARRAY_CHAR_PTR_INIT (file_locators_files, 32, "file_locators_files");
for (insn = get_insns (); insn; insn = next)
{
next = NEXT_INSN (insn);
if ((active_insn_p (insn)
&& GET_CODE (PATTERN (insn)) != ADDR_VEC
&& GET_CODE (PATTERN (insn)) != ADDR_DIFF_VEC)
|| !NEXT_INSN (insn)
|| (!prologue_locator && file_name))
{
if (last_block != block)
{
loc++;
VARRAY_PUSH_INT (block_locators_locs, loc);
VARRAY_PUSH_TREE (block_locators_blocks, block);
last_block = block;
}
if (last_line_number != line_number)
{
loc++;
VARRAY_PUSH_INT (line_locators_locs, loc);
VARRAY_PUSH_INT (line_locators_lines, line_number);
last_line_number = line_number;
}
if (last_file_name != file_name)
{
loc++;
VARRAY_PUSH_INT (file_locators_locs, loc);
VARRAY_PUSH_CHAR_PTR (file_locators_files, file_name);
last_file_name = file_name;
}
}
if (!prologue_locator && file_name)
prologue_locator = loc;
if (!NEXT_INSN (insn))
epilogue_locator = loc;
if (active_insn_p (insn))
INSN_LOCATOR (insn) = loc;
else if (GET_CODE (insn) == NOTE)
{
switch (NOTE_LINE_NUMBER (insn))
{
case NOTE_INSN_BLOCK_BEG:
block = NOTE_BLOCK (insn);
delete_insn (insn);
break;
case NOTE_INSN_BLOCK_END:
block = BLOCK_SUPERCONTEXT (block);
if (block && TREE_CODE (block) == FUNCTION_DECL)
block = 0;
delete_insn (insn);
break;
default:
if (NOTE_LINE_NUMBER (insn) > 0)
{
line_number = NOTE_LINE_NUMBER (insn);
file_name = (char *)NOTE_SOURCE_FILE (insn);
}
break;
}
}
}
/* Tag the blocks with a depth number so that change_scope can find
the common parent easily. */
set_block_levels (DECL_INITIAL (cfun->decl), 0);
}
void
print_insn (char *buf, rtx x, int verbose)
{
char t[BUF_LEN];
rtx insn = x;
switch (GET_CODE (x))
{
case INSN:
print_pattern (t, PATTERN (x), verbose);
if (verbose)
sprintf (buf, "%s: %s", (*current_sched_info->print_insn) (x, 1),
t);
else
sprintf (buf, "%-4d %s", INSN_UID (x), t);
break;
case JUMP_INSN:
print_pattern (t, PATTERN (x), verbose);
if (verbose)
sprintf (buf, "%s: jump %s", (*current_sched_info->print_insn) (x, 1),
t);
else
sprintf (buf, "%-4d %s", INSN_UID (x), t);
break;
case CALL_INSN:
x = PATTERN (insn);
if (GET_CODE (x) == PARALLEL)
{
x = XVECEXP (x, 0, 0);
print_pattern (t, x, verbose);
}
else
strcpy (t, "call <...>");
if (verbose)
sprintf (buf, "%s: %s", (*current_sched_info->print_insn) (x, 1), t);
else
sprintf (buf, "%-4d %s", INSN_UID (insn), t);
break;
case CODE_LABEL:
sprintf (buf, "L%d:", INSN_UID (x));
break;
case BARRIER:
sprintf (buf, "i% 4d: barrier", INSN_UID (x));
break;
case NOTE:
if (NOTE_LINE_NUMBER (x) > 0)
sprintf (buf, "%4d note \"%s\" %d", INSN_UID (x),
NOTE_SOURCE_FILE (x), NOTE_LINE_NUMBER (x));
else
sprintf (buf, "%4d %s", INSN_UID (x),
GET_NOTE_INSN_NAME (NOTE_LINE_NUMBER (x)));
break;
default:
if (verbose)
{
sprintf (buf, "Not an INSN at all\n");
debug_rtx (x);
}
else
sprintf (buf, "i%-4d <What?>", INSN_UID (x));
}
} /* print_insn */
