X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbecopyopt.c;h=20f7f4bcdcca2066c18715eb462cc971fb694a19;hb=6e96ec2cff42d9e59757d486e9b64b8f3bdb1704;hp=b053a8de3c307c4e66b5da391c72363525323ce3;hpb=bc7b5ee69d084e629590a6977b79a2fab7cd1aa1;p=libfirm diff --git a/ir/be/becopyopt.c b/ir/be/becopyopt.c index b053a8de3..20f7f4bcd 100644 --- a/ir/be/becopyopt.c +++ b/ir/be/becopyopt.c @@ -220,9 +220,9 @@ void free_copy_opt(copy_opt_t *co) { static int co_is_optimizable_root(ir_node *irn) { const arch_register_req_t *req; - const arch_register_t *reg; + const arch_register_t *reg; - if (arch_irn_is(irn, ignore)) + if (arch_irn_is_ignore(irn)) return 0; reg = arch_get_irn_register(irn); @@ -307,11 +307,11 @@ static int ou_max_ind_set_costs(unit_t *ou) { * safe: node has no interference, hence it is in every max stable set. * unsafe: node has an interference */ - safe = alloca((ou->node_count-1) * sizeof(*safe)); - safe_costs = 0; - safe_count = 0; - unsafe = alloca((ou->node_count-1) * sizeof(*unsafe)); - unsafe_costs = alloca((ou->node_count-1) * sizeof(*unsafe_costs)); + safe = ALLOCAN(ir_node*, ou->node_count - 1); + safe_costs = 0; + safe_count = 0; + unsafe = ALLOCAN(ir_node*, ou->node_count - 1); + unsafe_costs = ALLOCAN(int, ou->node_count - 1); unsafe_count = 0; for(i=1; inode_count; ++i) { int is_safe = 1; @@ -411,7 +411,7 @@ static void co_collect_units(ir_node *irn, void *env) int o, arg_pos; ir_node *arg = get_irn_n(irn, i); - assert(arch_get_irn_reg_class(arg, -1) == co->cls && "Argument not in same register class."); + assert(arch_get_irn_reg_class_out(arg) == co->cls && "Argument not in same register class."); if (arg == irn) continue; if (nodes_interfere(co->cenv, irn, arg)) { @@ -422,26 +422,27 @@ static void co_collect_units(ir_node *irn, void *env) /* Else insert the argument of the phi to the members of this ou */ DBG((dbg, LEVEL_1, "\t Member: %+F\n", arg)); - if (!arch_irn_is(arg, ignore)) { - /* Check if arg has occurred at a prior position in the arg/list */ - arg_pos = 0; - for (o=1; onode_count; ++o) { - if (unit->nodes[o] == arg) { - arg_pos = o; - break; - } - } + if (arch_irn_is_ignore(arg)) + continue; - if (!arg_pos) { /* a new argument */ - /* insert node, set costs */ - unit->nodes[unit->node_count] = arg; - unit->costs[unit->node_count] = co->get_costs(co, irn, arg, i); - unit->node_count++; - } else { /* arg has occurred before in same phi */ - /* increase costs for existing arg */ - unit->costs[arg_pos] += co->get_costs(co, irn, arg, i); + /* Check if arg has occurred at a prior position in the arg/list */ + arg_pos = 0; + for (o=1; onode_count; ++o) { + if (unit->nodes[o] == arg) { + arg_pos = o; + break; } } + + if (!arg_pos) { /* a new argument */ + /* insert node, set costs */ + unit->nodes[unit->node_count] = arg; + unit->costs[unit->node_count] = co->get_costs(co, irn, arg, i); + unit->node_count++; + } else { /* arg has occurred before in same phi */ + /* increase costs for existing arg */ + unit->costs[arg_pos] += co->get_costs(co, irn, arg, i); + } } unit->nodes = XREALLOC(unit->nodes, ir_node*, unit->node_count); unit->costs = XREALLOC(unit->costs, int, unit->node_count); @@ -464,10 +465,11 @@ static void co_collect_units(ir_node *irn, void *env) for (i = 0; (1U << i) <= other; ++i) { if (other & (1U << i)) { ir_node *o = get_irn_n(skip_Proj(irn), i); - if (!arch_irn_is(o, ignore) && - !nodes_interfere(co->cenv, irn, o)) { - ++count; - } + if (arch_irn_is_ignore(o)) + continue; + if (nodes_interfere(co->cenv, irn, o)) + continue; + ++count; } } @@ -482,7 +484,7 @@ static void co_collect_units(ir_node *irn, void *env) for (i = 0; 1U << i <= other; ++i) { if (other & (1U << i)) { ir_node *o = get_irn_n(skip_Proj(irn), i); - if (!arch_irn_is(o, ignore) && + if (!arch_irn_is_ignore(o) && !nodes_interfere(co->cenv, irn, o)) { unit->nodes[k] = o; unit->costs[k] = co->get_costs(co, irn, o, -1); @@ -572,7 +574,7 @@ static void co_sort_units(copy_opt_t *co) { /* get the number of ous, remove them form the list and fill the array */ list_for_each_entry(unit_t, ou, &co->units, units) count++; - ous = alloca(count * sizeof(*ous)); + ous = ALLOCAN(unit_t, count); costs = co_get_max_copy_costs(co); @@ -777,7 +779,7 @@ static void build_graph_walker(ir_node *irn, void *env) { int pos, max; const arch_register_t *reg; - if (req->cls != co->cls || arch_irn_is(irn, ignore)) + if (req->cls != co->cls || arch_irn_is_ignore(irn)) return; reg = arch_get_irn_register(irn); @@ -800,7 +802,7 @@ static void build_graph_walker(ir_node *irn, void *env) { for (i = 0; 1U << i <= other; ++i) { if (other & (1U << i)) { ir_node *other = get_irn_n(skip_Proj(irn), i); - if (!arch_irn_is(other, ignore)) + if (!arch_irn_is_ignore(other)) add_edges(co, irn, other, co->get_costs(co, irn, other, 0)); } } @@ -861,9 +863,9 @@ static int co_dump_appel_disjoint_constraints(const copy_opt_t *co, ir_node *a, void co_dump_appel_graph(const copy_opt_t *co, FILE *f) { - be_ifg_t *ifg = co->cenv->ifg; - int *color_map = alloca(co->cls->n_regs * sizeof(color_map[0])); - int *node_map = XMALLOCN(int, get_irg_last_idx(co->irg) + 1); + be_ifg_t *ifg = co->cenv->ifg; + int *color_map = ALLOCAN(int, co->cls->n_regs); + int *node_map = XMALLOCN(int, get_irg_last_idx(co->irg) + 1); ir_node *irn; void *it, *nit; @@ -886,14 +888,15 @@ void co_dump_appel_graph(const copy_opt_t *co, FILE *f) n = n_regs; be_ifg_foreach_node(ifg, it, irn) { - if (!arch_irn_is(irn, ignore)) - node_map[get_irn_idx(irn)] = n++; + if (arch_irn_is_ignore(irn)) + continue; + node_map[get_irn_idx(irn)] = n++; } fprintf(f, "%d %d\n", n, n_regs); be_ifg_foreach_node(ifg, it, irn) { - if (!arch_irn_is(irn, ignore)) { + if (!arch_irn_is_ignore(irn)) { int idx = node_map[get_irn_idx(irn)]; affinity_node_t *a = get_affinity_info(co, irn); const arch_register_req_t *req = arch_get_register_req_out(irn); @@ -907,7 +910,7 @@ void co_dump_appel_graph(const copy_opt_t *co, FILE *f) } be_ifg_foreach_neighbour(ifg, nit, irn, adj) { - if (!arch_irn_is(adj, ignore) && + if (!arch_irn_is_ignore(adj) && !co_dump_appel_disjoint_constraints(co, irn, adj)) { int adj_idx = node_map[get_irn_idx(adj)]; if(idx < adj_idx) @@ -919,7 +922,7 @@ void co_dump_appel_graph(const copy_opt_t *co, FILE *f) neighb_t *n; co_gs_foreach_neighb(a, n) { - if (!arch_irn_is(n->irn, ignore)) { + if (!arch_irn_is_ignore(n->irn)) { int n_idx = node_map[get_irn_idx(n->irn)]; if(idx < n_idx) fprintf(f, "%d %d %d\n", idx, n_idx, (int) n->costs); @@ -994,7 +997,7 @@ static void ifg_dump_graph_attr(FILE *f, void *self) static int ifg_is_dump_node(void *self, ir_node *irn) { (void)self; - return !arch_irn_is(irn, ignore); + return !arch_irn_is_ignore(irn); } static void ifg_dump_node_attr(FILE *f, void *self, ir_node *irn)