op->ops.generic = (op_func) func;
}
-/**
- * transform reload node => load
- */
-static void transform_Reload(ir_node *node)
-{
- ir_node *block = get_nodes_block(node);
- dbg_info *dbgi = get_irn_dbg_info(node);
- ir_node *ptr = get_irn_n(node, n_be_Spill_frame);
- ir_node *mem = get_irn_n(node, n_be_Reload_mem);
- ir_mode *mode = get_irn_mode(node);
- ir_entity *entity = be_get_frame_entity(node);
- const arch_register_t *reg;
- ir_node *proj;
- ir_node *load;
-
- ir_node *sched_point = sched_prev(node);
-
- if (mode_is_float(mode)) {
- load = create_ldf(dbgi, block, ptr, mem, mode, entity, 0, true);
- } else {
- load = new_bd_sparc_Ld_imm(dbgi, block, ptr, mem, mode, entity, 0,
- true);
- }
- sched_add_after(sched_point, load);
- sched_remove(node);
-
- assert((long)pn_sparc_Ld_res == (long)pn_sparc_Ldf_res);
- proj = new_rd_Proj(dbgi, load, mode, pn_sparc_Ld_res);
-
- reg = arch_get_irn_register(node);
- arch_set_irn_register(proj, reg);
-
- exchange(node, proj);
-}
-
-/**
- * transform spill node => store
- */
-static void transform_Spill(ir_node *node)
-{
- ir_node *block = get_nodes_block(node);
- dbg_info *dbgi = get_irn_dbg_info(node);
- ir_node *ptr = get_irn_n(node, n_be_Spill_frame);
- ir_graph *irg = get_irn_irg(node);
- ir_node *mem = get_irg_no_mem(irg);
- ir_node *val = get_irn_n(node, n_be_Spill_val);
- ir_mode *mode = get_irn_mode(val);
- ir_entity *entity = be_get_frame_entity(node);
- ir_node *sched_point;
- ir_node *store;
-
- sched_point = sched_prev(node);
- if (mode_is_float(mode)) {
- store = create_stf(dbgi, block, val, ptr, mem, mode, entity, 0, true);
- } else {
- store = new_bd_sparc_St_imm(dbgi, block, val, ptr, mem, mode, entity, 0,
- true);
- }
- sched_remove(node);
- sched_add_after(sched_point, store);
-
- exchange(node, store);
-}
-
-/**
- * walker to transform be_Spill and be_Reload nodes
- */
-static void sparc_after_ra_walker(ir_node *block, void *data)
-{
- ir_node *node, *prev;
- (void) data;
-
- for (node = sched_last(block); !sched_is_begin(node); node = prev) {
- prev = sched_prev(node);
-
- if (be_is_Reload(node)) {
- transform_Reload(node);
- } else if (be_is_Spill(node)) {
- transform_Spill(node);
- }
- }
-}
-
static void sparc_collect_frame_entity_nodes(ir_node *node, void *data)
{
be_fec_env_t *env = (be_fec_env_t*)data;
be_assign_entities(fec_env, sparc_set_frame_entity, at_begin);
be_free_frame_entity_coalescer(fec_env);
- irg_block_walk_graph(irg, NULL, sparc_after_ra_walker, NULL);
-
sparc_introduce_prolog_epilog(irg);
/* fix stack entity offsets */