+static void appel_walker(ir_node *bl, void *data)
+{
+ appel_clique_walker_t *env = data;
+ appel_block_info_t *bli = phase_get_or_set_irn_data(&env->ph, bl);
+ struct obstack *obst = &env->obst;
+ void *base = obstack_base(obst);
+ ir_nodeset_t live;
+ ir_nodeset_iterator_t iter;
+ be_lv_t *lv = env->co->cenv->birg->lv;
+
+ int n_insns = 0;
+ int n_nodes = 0;
+ int start_nr = env->curr_nr;
+ int curr_nr = start_nr;
+
+ be_insn_env_t insn_env;
+ int i, j;
+ ir_node *irn;
+ be_insn_t **insns;
+
+ insn_env.aenv = env->co->aenv;
+ insn_env.cls = env->co->cls;
+ insn_env.obst = obst;
+ insn_env.ignore_colors = env->co->cenv->ignore_colors;
+
+ /* Guess how many insns will be in this block. */
+ sched_foreach(bl, irn)
+ n_nodes++;
+
+ bli->n_phi = 0;
+ insns = xmalloc(n_nodes * sizeof(insns[0]));
+
+ /* Put all insns in an array. */
+ irn = sched_first(bl);
+ while(!sched_is_end(irn)) {
+ be_insn_t *insn;
+ insn = be_scan_insn(&insn_env, irn);
+ insns[n_insns++] = insn;
+ irn = insn->next_insn;
+ }
+
+ DBG((dbg, LEVEL_2, "%+F\n", bl));
+ ir_nodeset_init(&live);
+ be_liveness_end_of_block(lv, env->co->aenv, env->co->cls, bl, &live);
+
+ /* Generate the bad and ugly. */
+ for(i = n_insns - 1; i >= 0; --i) {
+ be_insn_t *insn = insns[i];
+
+ /* The first live set has to be saved in the block border set. */
+ if(i == n_insns - 1) {
+ j = 0;
+ foreach_ir_nodeset(&live, irn, iter) {
+ bli->live_end[j] = irn;
+ bli->live_end_nr[j] = curr_nr + j;
+ ++j;
+ }
+ bli->n_live_end = j;
+ }
+
+ if(!env->dumb) {
+ for(j = 0; j < insn->use_start; ++j) {
+ ir_node *op = insn->ops[j].carrier;
+ bitset_t *adm = insn->ops[j].regs;
+ int k;
+ size_t nr;
+
+ if(!insn->ops[j].has_constraints)
+ continue;
+
+ nr = 0;
+ foreach_ir_nodeset(&live, irn, iter) {
+ if(irn == op) {
+ break;
+ }
+ ++nr;
+ }
+
+ assert(nr < ir_nodeset_size(&live));
+
+ for(k = 0; k < env->co->cls->n_regs; ++k) {
+ int mapped_col = env->color_map[k];
+ if(mapped_col >= 0 && !bitset_is_set(adm, k) && !bitset_is_set(env->co->cenv->ignore_colors, k))
+ fprintf(env->f, "%d %d -1\n", curr_nr + nr, mapped_col);
+ }
+ }
+ }
+
+ /* dump the clique and update the stuff. */
+ curr_nr = appel_dump_clique(env, &live, bl, curr_nr, start_nr);
+
+ /* remove all defs. */
+ for(j = 0; j < insn->use_start; ++j)
+ ir_nodeset_remove(&live, insn->ops[j].carrier);
+
+ if(is_Phi(insn->irn) && arch_irn_consider_in_reg_alloc(env->co->aenv, env->co->cls, insn->irn)) {
+ bli->phi[bli->n_phi] = insn->irn;
+ bli->phi_nr[bli->n_phi] = PTR_TO_INT(get_irn_link(insn->irn));
+ bli->n_phi++;
+ }
+
+ /* add all uses */
+ else
+ for(j = insn->use_start; j < insn->n_ops; ++j)
+ ir_nodeset_insert(&live, insn->ops[j].carrier);
+ }
+
+ /* print the start clique. */
+ curr_nr = appel_dump_clique(env, &live, bl, curr_nr, start_nr);
+
+ i = 0;
+ foreach_ir_nodeset(&live, irn, iter) {
+ bli->live_in[i] = irn;
+ bli->live_in_nr[i] = PTR_TO_INT(get_irn_link(irn));
+ ++i;
+ }
+ bli->n_live_in = i;
+
+ ir_nodeset_destroy(&live);
+ free(insns);
+ obstack_free(obst, base);
+ env->curr_nr = curr_nr;
+}
+
+static void appel_inter_block_aff(ir_node *bl, void *data)
+{
+ appel_clique_walker_t *env = data;
+ appel_block_info_t *bli = phase_get_irn_data(&env->ph, bl);
+
+ int i, j, n;
+
+ for(i = 0; i < bli->n_live_in; ++i) {
+ ir_node *irn = bli->live_in[i];
+
+ for(j = 0, n = get_Block_n_cfgpreds(bl); j < n; ++j) {
+ ir_node *pred = get_Block_cfgpred_block(bl, j);
+
+ int nr = appel_get_live_end_nr(env, pred, irn);
+ assert(nr >= 0);
+ fprintf(env->f, "%d %d 1\n", bli->live_in_nr[i], nr);
+ }
+ }
+
+ for(i = 0; i < bli->n_phi; ++i) {
+ ir_node *irn = bli->phi[i];
+
+ for(j = 0, n = get_Block_n_cfgpreds(bl); j < n; ++j) {
+ ir_node *pred = get_Block_cfgpred_block(bl, j);
+ ir_node *op = get_irn_n(irn, j);
+
+ int nr = appel_get_live_end_nr(env, pred, op);
+ assert(nr >= 0);
+ fprintf(env->f, "%d %d 1\n", bli->phi_nr[i], nr);
+ }
+ }
+
+}
+
+void co_dump_appel_graph_cliques(const copy_opt_t *co, FILE *f)
+{
+ int i;
+ int n_colors;
+ appel_clique_walker_t env;
+ bitset_t *adm = bitset_alloca(co->cls->n_regs);
+ be_lv_t *lv = co->cenv->birg->lv;
+
+ be_liveness_recompute(lv);
+ obstack_init(&env.obst);
+ phase_init(&env.ph, "appel_clique_dumper", co->irg, PHASE_DEFAULT_GROWTH, appel_clique_walker_irn_init, NULL);
+ env.curr_nr = co->cls->n_regs;
+ env.co = co;
+ env.f = f;
+
+ bitset_copy(adm, co->cenv->ignore_colors);
+ bitset_flip_all(adm);
+
+ /* Make color map. */
+ env.color_map = alloca(co->cls->n_regs * sizeof(env.color_map[0]));
+ for(i = 0, n_colors = 0; i < co->cls->n_regs; ++i) {
+ const arch_register_t *reg = &co->cls->regs[i];
+ env.color_map[i] = arch_register_type_is(reg, ignore) ? -1 : n_colors++;
+ }
+
+ env.dumb = 1;
+ env.curr_nr = n_colors;
+ irg_block_walk_graph(co->irg, firm_clear_link, NULL, NULL);
+ irg_block_walk_graph(co->irg, appel_walker, NULL, &env);
+
+ fprintf(f, "%d %d\n", env.curr_nr, n_colors);
+
+ /* make the first k nodes interfere */
+ for(i = 0; i < n_colors; ++i) {
+ int j;
+ for(j = i + 1; j < n_colors; ++j)
+ fprintf(f, "%d %d -1 ", i, j);
+ fprintf(f, "\n");
+ }
+
+ env.dumb = 0;
+ env.curr_nr = n_colors;
+ irg_block_walk_graph(co->irg, firm_clear_link, NULL, NULL);
+ irg_block_walk_graph(co->irg, appel_walker, NULL, &env);
+ irg_block_walk_graph(co->irg, appel_inter_block_aff, NULL, &env);
+ obstack_free(&env.obst, NULL);
+}
+
+/*
+ ___ _____ ____ ____ ___ _____ ____ _
+ |_ _| ___/ ___| | _ \ / _ \_ _| | _ \ _ _ _ __ ___ _ __ (_)_ __ __ _
+ | || |_ | | _ | | | | | | || | | | | | | | | '_ ` _ \| '_ \| | '_ \ / _` |
+ | || _|| |_| | | |_| | |_| || | | |_| | |_| | | | | | | |_) | | | | | (_| |
+ |___|_| \____| |____/ \___/ |_| |____/ \__,_|_| |_| |_| .__/|_|_| |_|\__, |
+ |_| |___/
+*/
+
+static const char *get_dot_color_name(size_t col)
+{
+ static const char *names[] = {
+ "blue",
+ "red",
+ "green",
+ "yellow",
+ "cyan",
+ "magenta",
+ "orange",
+ "chocolate",
+ "beige",
+ "navy",
+ "darkgreen",
+ "darkred",
+ "lightPink",
+ "chartreuse",
+ "lightskyblue",
+ "linen",
+ "pink",
+ "lightslateblue",
+ "mintcream",
+ "red",
+ "darkolivegreen",
+ "mediumblue",
+ "mistyrose",
+ "salmon",
+ "darkseagreen",
+ "mediumslateblue"
+ "moccasin",
+ "tomato",
+ "forestgreen",
+ "darkturquoise",
+ "palevioletred"
+ };
+
+ return col < sizeof(names)/sizeof(names[0]) ? names[col] : "white";
+}
+
+typedef struct _co_ifg_dump_t {
+ const copy_opt_t *co;
+ unsigned flags;
+} co_ifg_dump_t;
+
+static void ifg_dump_graph_attr(FILE *f, void *self)
+{
+ (void) self;
+ fprintf(f, "overlap=scale");
+}
+
+static int ifg_is_dump_node(void *self, ir_node *irn)
+{
+ co_ifg_dump_t *cod = self;
+ return !arch_irn_is(cod->co->aenv, irn, ignore);
+}
+
+static void ifg_dump_node_attr(FILE *f, void *self, ir_node *irn)
+{
+ co_ifg_dump_t *env = self;
+ const arch_register_t *reg = arch_get_irn_register(env->co->aenv, irn);
+ const arch_register_req_t *req;
+ int limited;
+
+ req = arch_get_register_req(env->co->aenv, irn, BE_OUT_POS(0));
+ limited = arch_register_req_is(req, limited);
+
+ if(env->flags & CO_IFG_DUMP_LABELS) {
+ ir_fprintf(f, "label=\"%+F", irn);
+
+#if 0
+ // TODO fix this...
+ if((env->flags & CO_IFG_DUMP_CONSTR) && limited) {
+ bitset_t *bs = bitset_alloca(env->co->cls->n_regs);
+ req.limited(req.limited_env, bs);
+ ir_fprintf(f, "\\n%B", bs);
+ }
+#endif
+ ir_fprintf(f, "\" ");
+ } else {
+ fprintf(f, "label=\"\" shape=point " );
+ }
+
+ if(env->flags & CO_IFG_DUMP_SHAPE)
+ fprintf(f, "shape=%s ", limited ? "diamond" : "ellipse");
+
+ if(env->flags & CO_IFG_DUMP_COLORS)
+ fprintf(f, "style=filled color=%s ", get_dot_color_name(reg->index));
+}
+
+static void ifg_dump_at_end(FILE *file, void *self)
+{
+ co_ifg_dump_t *env = self;
+ affinity_node_t *a;
+
+ co_gs_foreach_aff_node(env->co, a) {
+ const arch_register_t *ar = arch_get_irn_register(env->co->aenv, a->irn);
+ unsigned aidx = get_irn_idx(a->irn);
+ neighb_t *n;
+
+ co_gs_foreach_neighb(a, n) {
+ const arch_register_t *nr = arch_get_irn_register(env->co->aenv, n->irn);
+ unsigned nidx = get_irn_idx(n->irn);
+
+ if(aidx < nidx) {
+ const char *color = nr == ar ? "blue" : "red";
+ fprintf(file, "\tn%d -- n%d [weight=0.01 ", aidx, nidx);
+ if(env->flags & CO_IFG_DUMP_LABELS)
+ fprintf(file, "label=\"%d\" ", n->costs);
+ if(env->flags & CO_IFG_DUMP_COLORS)
+ fprintf(file, "color=%s ", color);
+ else
+ fprintf(file, "style=dotted");
+ fprintf(file, "];\n");
+ }
+ }
+ }
+}
+
+
+static be_ifg_dump_dot_cb_t ifg_dot_cb = {
+ ifg_is_dump_node,
+ ifg_dump_graph_attr,
+ ifg_dump_node_attr,
+ NULL,
+ NULL,
+ ifg_dump_at_end
+};
+
+
+
+void co_dump_ifg_dot(const copy_opt_t *co, FILE *f, unsigned flags)
+{
+ co_ifg_dump_t cod;
+
+ cod.co = co;
+ cod.flags = flags;
+ be_ifg_dump_dot(co->cenv->ifg, co->irg, f, &ifg_dot_cb, &cod);
+}
+
+