copy result mode on final transformations (lea->add and sub->neg-add)

[libfirm] / ir / be / belive.c

diff --git a/ir/be/belive.c b/ir/be/belive.c
index 2e6c821..c0be139 100644 (file)
--- a/ir/be/belive.c
+++ b/ir/be/belive.c
@@ -296,16 +296,20 @@ void be_check_dominance(ir_graph *irg)
 
 pset *be_liveness_transfer(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *irn, pset *live)
 {
-       firm_dbg_module_t *dbg = firm_dbg_register(DBG_MODULE);
        int i, n;
        ir_node *x;
+       FIRM_DBG_REGISTER(firm_dbg_module_t *dbg, DBG_MODULE);
 
-       DBG((dbg, LEVEL_1, "%+F\n", irn));
-       for(x = pset_first(live); x; x = pset_next(live))
-               DBG((dbg, LEVEL_1, "\tlive: %+F\n", x));
+       DEBUG_ONLY(
+               DBG((dbg, LEVEL_1, "%+F\n", irn));
+               for(x = pset_first(live); x; x = pset_next(live))
+                       DBG((dbg, LEVEL_1, "\tlive: %+F\n", x));
+       )
 
-       if(arch_irn_consider_in_reg_alloc(arch_env, cls, irn))
-               pset_remove_ptr(live, irn);
+       if(arch_irn_consider_in_reg_alloc(arch_env, cls, irn)) {
+               ir_node *del = pset_remove_ptr(live, irn);
+               assert(irn == del);
+       }
 
        for(i = 0, n = get_irn_arity(irn); i < n; ++i) {
                ir_node *op = get_irn_n(irn, i);
@@ -332,12 +336,10 @@ pset *be_liveness_end_of_block(const arch_env_t *arch_env, const arch_register_c
 
 pset *be_liveness_nodes_live_at(const arch_env_t *arch_env, const arch_register_class_t *cls, const ir_node *pos, pset *live)
 {
-       firm_dbg_module_t *dbg = firm_dbg_register(DBG_MODULE);
-       const ir_node *bl      = is_Block(pos) ? pos : get_nodes_block(pos);
+       const ir_node *bl = is_Block(pos) ? pos : get_nodes_block(pos);
        ir_node *irn;
 
        be_liveness_end_of_block(arch_env, cls, bl, live);
-
        sched_foreach_reverse(bl, irn) {
                /*
                 * If we encounter the node we want to insert the Perm after,