- if (! flag_ira || ! optimize)
- {
- /* Retry allocating the spilled pseudos. For each reg,
- merge the various reg sets that indicate which hard regs
- can't be used, and call retry_global_alloc. We change
- spill_pseudos here to only contain pseudos that did not
- get a new hard register. */
- for (i = FIRST_PSEUDO_REGISTER; i < (unsigned)max_regno; i++)
- if (reg_old_renumber[i] != reg_renumber[i])
- {
- HARD_REG_SET forbidden;
-
- COPY_HARD_REG_SET (forbidden, bad_spill_regs_global);
- IOR_HARD_REG_SET (forbidden, pseudo_forbidden_regs[i]);
- IOR_HARD_REG_SET (forbidden, pseudo_previous_regs[i]);
- retry_global_alloc (i, forbidden);
- if (reg_renumber[i] >= 0)
- CLEAR_REGNO_REG_SET (&spilled_pseudos, i);
- }
- }
- else
- {
- /* Retry allocating the pseudos spilled in IRA and the
- reload. For each reg, merge the various reg sets that
- indicate which hard regs can't be used, and call
- ira_reassign_pseudos. */
- unsigned int n;
-
- for (n = 0, i = FIRST_PSEUDO_REGISTER; i < (unsigned) max_regno; i++)
- if (reg_old_renumber[i] != reg_renumber[i])
- {
- if (reg_renumber[i] < 0)
- temp_pseudo_reg_arr[n++] = i;
- else
- CLEAR_REGNO_REG_SET (&spilled_pseudos, i);
- }
- if (ira_reassign_pseudos (temp_pseudo_reg_arr, n,
- bad_spill_regs_global,
- pseudo_forbidden_regs, pseudo_previous_regs,
- &spilled_pseudos))
- something_changed = 1;
-
- }
+ /* Retry allocating the pseudos spilled in IRA and the
+ reload. For each reg, merge the various reg sets that
+ indicate which hard regs can't be used, and call
+ ira_reassign_pseudos. */
+ for (n = 0, i = FIRST_PSEUDO_REGISTER; i < (unsigned) max_regno; i++)
+ if (reg_old_renumber[i] != reg_renumber[i])
+ {
+ if (reg_renumber[i] < 0)
+ temp_pseudo_reg_arr[n++] = i;
+ else
+ CLEAR_REGNO_REG_SET (&spilled_pseudos, i);
+ }
+ if (ira_reassign_pseudos (temp_pseudo_reg_arr, n,
+ bad_spill_regs_global,
+ pseudo_forbidden_regs, pseudo_previous_regs,
+ &spilled_pseudos))
+ something_changed = 1;