be_abi_put_ignore_regs returns now number of ignore registers as unsigned

[libfirm] / ir / be / bessaconstr.c

diff --git a/ir/be/bessaconstr.c b/ir/be/bessaconstr.c
index ae2d194..a5c1a35 100644 (file)
--- a/ir/be/bessaconstr.c
+++ b/ir/be/bessaconstr.c
@@ -53,7 +53,7 @@
 #include "bessaconstr.h"
 #include "bemodule.h"
 #include "besched_t.h"
-#include "bera.h"
+#include "beintlive_t.h"
 #include "beirg_t.h"
 
 #include "debug.h"
@@ -394,124 +394,6 @@ void be_ssa_construction_update_liveness_phis(be_ssa_construction_env_t *env,
        }
 }
 
-#if 0
-ir_node **be_ssa_construction(const be_dom_front_info_t *domfronts, be_lv_t *lv,
-                              ir_node *value, int copies_len, ir_node **copies,
-                              const ir_nodeset_t *ignore_uses, int need_new_phis)
-{
-       ir_graph *irg = get_irn_irg(value);
-       const ir_edge_t *edge, *next;
-       int i;
-       ir_node *block;
-       waitq *worklist;
-       be_ssa_construction_env_t env;
-
-       /* We need to collect the phi functions to compute their liveness. */
-       if(lv != NULL || need_new_phis) {
-               env.new_phis = NEW_ARR_F(ir_node*, 0);
-       } else {
-               env.new_phis = NULL;
-       }
-       env.mode = get_irn_mode(value);
-
-       set_using_visited(irg);
-       set_using_block_visited(irg);
-       set_using_irn_link(irg);
-
-       /* we use the visited flag to indicate blocks in the dominance frontier
-        * and blocks that already have the relevant value at the end calculated */
-       inc_irg_visited(irg);
-       /* We use the block visited flag to indicate blocks in the dominance
-        * froniter of some values (and this potentially needing phis) */
-       inc_irg_block_visited(irg);
-
-       DBG((dbg, LEVEL_1, "Introducing following copies for: %+F\n", value));
-       /* compute iterated dominance frontiers and create lists in the block link
-        * fields that sort usages by dominance. Blocks in the dominance frontier
-        * are marked by links back to the block. */
-       worklist = new_waitq();
-
-       block = get_nodes_block(value);
-       /* we sometimes replace virtual values by real ones, in this case we do
-          not want to insert them into the def list (they're not scheduled
-          and can't be used anyway) */
-       if(sched_is_scheduled(value)) {
-               introduce_def_at_block(block, value);
-       }
-       waitq_put(worklist, block);
-
-       for(i = 0; i < copies_len; ++i) {
-               ir_node *copy = copies[i];
-               block = get_nodes_block(copy);
-
-               if(!irn_visited(block)) {
-                       waitq_put(worklist, block);
-               }
-               introduce_def_at_block(block, copy);
-               DBG((dbg, LEVEL_1, "\t%+F in %+F\n", copy, block));
-       }
-
-       mark_iterated_dominance_frontiers(domfronts, worklist);
-       del_waitq(worklist);
-
-       DBG((dbg, LEVEL_2, "New Definitions:\n"));
-       /*
-        * Search the valid def for each use and set it.
-        */
-       foreach_out_edge_safe(value, edge, next) {
-               ir_node *use = get_edge_src_irn(edge);
-               ir_node *at  = use;
-               int pos      = get_edge_src_pos(edge);
-
-               if(ignore_uses != NULL && ir_nodeset_contains(ignore_uses, use))
-                       continue;
-
-               if(is_Phi(use)) {
-                       ir_node *block = get_nodes_block(use);
-                       ir_node *predblock = get_Block_cfgpred_block(block, pos);
-                       at = sched_last(predblock);
-               }
-
-               ir_node *def = search_def(&env, at);
-
-               if(def == NULL) {
-                       panic("no definition found for %+F at position %d\n", use, pos);
-               }
-
-               DBG((dbg, LEVEL_2, "\t%+F(%d) -> %+F\n", use, pos, def));
-               set_irn_n(use, pos, def);
-       }
-
-       /* Recompute the liveness of the original nodes, the copies and the
-        * inserted phis. */
-       if(lv != NULL) {
-               int n;
-
-               be_liveness_update(lv, value);
-               for(i = 0; i < copies_len; ++i) {
-                       ir_node *copy = copies[i];
-                       be_liveness_update(lv, copy);
-               }
-
-               n = ARR_LEN(env.new_phis);
-               for(i = 0; i < n; ++i) {
-                       ir_node *phi = env.new_phis[i];
-                       be_liveness_introduce(lv, phi);
-               }
-       }
-
-       clear_using_visited(irg);
-       clear_using_block_visited(irg);
-       clear_using_irn_link(irg);
-
-       if(!need_new_phis && env.new_phis != NULL) {
-               DEL_ARR_F(env.new_phis);
-               return NULL;
-       }
-       return env.new_phis;
-}
-#endif
-
 void be_init_ssaconstr(void)
 {
        FIRM_DBG_REGISTER(dbg, "firm.be.ssaconstr");