bechordal: Remove the attribute cls from struct post_spill_env_t.
[libfirm] / ir / be / becopyilp.c
index 3e34848..340d97d 100644 (file)
 
 #include <stdbool.h>
 
+#include "be_t.h"
 #include "irtools.h"
 #include "irprintf.h"
 
-#include "bestatevent.h"
-#include "beirg.h"
+#include "statev_t.h"
 #include "bemodule.h"
 #include "error.h"
 
@@ -168,13 +168,11 @@ void sr_reinsert(size_red_t *sr)
        ir_graph *irg        = sr->co->irg;
        be_ifg_t *ifg        = sr->co->cenv->ifg;
        unsigned  n_regs     = arch_register_class_n_regs(sr->co->cls);
-       unsigned *possible_cols;
-       unsigned *allocatable_cols;
 
-       rbitset_alloca(allocatable_cols, n_regs);
+       unsigned *const allocatable_cols = rbitset_alloca(n_regs);
        be_set_allocatable_regs(irg, sr->co->cls, allocatable_cols);
 
-       rbitset_alloca(possible_cols, n_regs);
+       unsigned *const possible_cols = rbitset_alloca(n_regs);
        neighbours_iter_t iter;
 
        /* color the removed nodes in right order */
@@ -206,11 +204,15 @@ void sr_reinsert(size_red_t *sr)
 
                /* now all bits not set are possible colors */
                /* take one that matches the alignment constraint */
-               do {
-                       free_col = (unsigned)rbitset_next(possible_cols, 0, true);
-               } while ((free_col % arch_get_irn_register_req(irn)->width) != 0
-                                && free_col != n_regs - 1);
+               free_col = 0;
                assert(!rbitset_is_empty(possible_cols, n_regs) && "No free color found. This can not be.");
+               while (true) {
+                       free_col = (unsigned)rbitset_next(possible_cols, free_col, true);
+                       if (free_col % arch_get_irn_register_req(irn)->width == 0)
+                               break;
+                       ++free_col;
+                       assert(free_col < n_regs);
+               }
                set_irn_col(sr->co->cls, irn, free_col);
                pset_remove_ptr(sr->all_removed, irn); /* irn is back in graph again */
        }
@@ -250,8 +252,7 @@ ilp_env_t *new_ilp_env(copy_opt_t *co, ilp_callback build, ilp_callback apply, v
 
 lpp_sol_state_t ilp_go(ilp_env_t *ienv)
 {
-       ir_graph     *irg     = ienv->co->irg;
-       be_options_t *options = be_get_irg_options(irg);
+       ir_graph *irg = ienv->co->irg;
 
        sr_remove(ienv->sr);
 
@@ -275,12 +276,12 @@ lpp_sol_state_t ilp_go(ilp_env_t *ienv)
        if (solve_log)
                lpp_set_log(ienv->lp, stdout);
 
-       lpp_solve(ienv->lp, options->ilp_server, options->ilp_solver);
+       lpp_solve(ienv->lp, be_options.ilp_server, be_options.ilp_solver);
 
-       //be_stat_ev_dbl("co_ilp_objval",     ienv->lp->objval);
-       //be_stat_ev_dbl("co_ilp_best_bound", ienv->lp->best_bound);
-       be_stat_ev    ("co_ilp_iter",       lpp_get_iter_cnt(ienv->lp));
-       be_stat_ev_dbl("co_ilp_sol_time",   lpp_get_sol_time(ienv->lp));
+       //stat_ev_dbl("co_ilp_objval",     ienv->lp->objval);
+       //stat_ev_dbl("co_ilp_best_bound", ienv->lp->best_bound);
+       stat_ev_int("co_ilp_iter",       lpp_get_iter_cnt(ienv->lp));
+       stat_ev_dbl("co_ilp_sol_time",   lpp_get_sol_time(ienv->lp));
 
        ienv->apply(ienv);