(do_spill, do_restore): Use it to add REG_INC note.
* config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
+ * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
+ asms if other insns are available.
+
2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
* config/sh/sh.c (sh_asm_named_section): Fix typo in align
int *pn_ready;
int reorder_type, clock_var;
{
+ int n_asms;
int n_ready = *pn_ready;
rtx *e_ready = ready + n_ready;
rtx *insnp;
- rtx highest;
if (sched_verbose)
{
maybe_rotate (sched_verbose ? dump : NULL);
/* First, move all USEs, CLOBBERs and other crud out of the way. */
- highest = ready[n_ready - 1];
+ n_asms = 0;
for (insnp = ready; insnp < e_ready; insnp++)
if (insnp < e_ready)
{
enum attr_type t = ia64_safe_type (insn);
if (t == TYPE_UNKNOWN)
{
- highest = ready[n_ready - 1];
- ready[n_ready - 1] = insn;
- *insnp = highest;
- if (ia64_final_schedule && group_barrier_needed_p (insn))
+ if (GET_CODE (PATTERN (insn)) == ASM_INPUT
+ || asm_noperands (PATTERN (insn)) >= 0)
{
- schedule_stop (sched_verbose ? dump : NULL);
- sched_data.last_was_stop = 1;
- maybe_rotate (sched_verbose ? dump : NULL);
+ rtx lowest = ready[0];
+ ready[0] = insn;
+ *insnp = lowest;
+ n_asms++;
}
- else if (GET_CODE (PATTERN (insn)) == ASM_INPUT
- || asm_noperands (PATTERN (insn)) >= 0)
+ else
{
- /* It must be an asm of some kind. */
- cycle_end_fill_slots (sched_verbose ? dump : NULL);
+ rtx highest = ready[n_ready - 1];
+ ready[n_ready - 1] = insn;
+ *insnp = highest;
+ if (ia64_final_schedule && group_barrier_needed_p (insn))
+ {
+ schedule_stop (sched_verbose ? dump : NULL);
+ sched_data.last_was_stop = 1;
+ maybe_rotate (sched_verbose ? dump : NULL);
+ }
+
+ return 1;
}
- return 1;
}
}
+ if (n_asms < n_ready)
+ {
+ /* Some normal insns to process. Skip the asms. */
+ ready += n_asms;
+ n_ready -= n_asms;
+ }
+ else if (n_ready > 0)
+ {
+ /* Only asm insns left. */
+ cycle_end_fill_slots (sched_verbose ? dump : NULL);
+ return 1;
+ }
if (ia64_final_schedule)
{