edge case for 64bit add where add with flag output is CSEd

[libfirm] / ir / be / beschedrss.c

diff --git a/ir/be/beschedrss.c b/ir/be/beschedrss.c
index edfa554..a7ecc1d 100644 (file)
--- a/ir/be/beschedrss.c
+++ b/ir/be/beschedrss.c
@@ -157,7 +157,7 @@ typedef struct _rss {
        unsigned         max_height;      /**< maximum height in the current block */
        rss_opts_t       *opts;           /**< The options */
        be_lv_t          *liveness;       /**< The liveness information for this irg */
-       pset             *live_block;     /**< Values alive at end of block */
+       ir_nodeset_t      live_block;     /**< Values alive at end of block */
        const arch_register_class_t *cls; /**< The current register class */
        DEBUG_ONLY(firm_dbg_module_t *dbg);
 } rss_t;
@@ -2068,8 +2068,8 @@ static void process_block(ir_node *block, void *env) {
                DBG((rss->dbg, LEVEL_1, "register class %s\n", arch_register_class_name(cls)));
 
                /* Get all live value at end of Block having current register class */
-               rss->live_block = pset_new_ptr(10);
-               be_liveness_end_of_block(rss->liveness, rss->arch_env, rss->cls, rss->block, rss->live_block);
+               ir_nodeset_init(&rss->live_block);
+               be_liveness_end_of_block(rss->liveness, rss->arch_env, rss->cls, rss->block, &rss->live_block);
 
                /* reset the list of interesting nodes */
                plist_clear(rss->nodes);
@@ -2126,7 +2126,7 @@ static void process_block(ir_node *block, void *env) {
                */
                perform_value_serialization_heuristic(rss);
 
-               del_pset(rss->live_block);
+               ir_nodeset_destroy(&rss->live_block);
        }
 
        phase_free(&rss->ph);
@@ -2148,7 +2148,7 @@ BE_REGISTER_MODULE_CONSTRUCTOR(be_init_schedrss);
 /**
  * Preprocess the irg for scheduling.
  */
-void rss_schedule_preparation(const be_irg_t *birg) {
+void rss_schedule_preparation(be_irg_t *birg) {
        ir_graph *irg = be_get_birg_irg(birg);
        rss_t rss;
 
@@ -2164,7 +2164,8 @@ void rss_schedule_preparation(const be_irg_t *birg) {
        rss.h        = heights_new(irg);
        rss.nodes    = plist_new();
        rss.opts     = &rss_options;
-       rss.liveness = be_liveness(irg);
+       rss.liveness = be_liveness(birg);
+       be_liveness_assure_sets(rss.liveness);
        irg_block_walk_graph(irg, NULL, process_block, &rss);
        heights_free(rss.h);
        plist_free(rss.nodes);