#include "irgwalk.h"
#include "irprog.h"
#include "iredges_t.h"
-#include "phiclass_t.h"
+#include "phiclass.h"
+#include "irnodeset.h"
+
#include "bechordal_t.h"
#include "beutil.h"
#include "becopyopt_t.h"
#include "becopystat.h"
-
-#ifdef COPYOPT_STAT
-
-#define DO_HEUR
-#undef DO_ILP1
-#define DO_ILP2
+#include "beirg_t.h"
+#include "bemodule.h"
#define DEBUG_LVL SET_LEVEL_1
-static firm_dbg_module_t *dbg = NULL;
+DEBUG_ONLY(static firm_dbg_module_t *dbg = NULL;)
#define MAX_ARITY 20
#define MAX_CLS_SIZE 20
/* ilp values */
I_HEUR_TIME, /* solving time in milli seconds */
I_ILP_TIME, /* solving time in milli seconds */
- I_ILP_VARS,
- I_ILP_CSTR,
+ I_ILP_VARS,
+ I_ILP_CSTR,
I_ILP_ITER, /* number of simplex iterations */
/* copy instructions */
*/
int curr_vals[ASIZE];
-static pset *all_phi_nodes;
-static pset *all_phi_classes;
-static pset *all_copy_nodes;
+static ir_nodeset_t *all_phi_nodes;
+static ir_nodeset_t *all_copy_nodes;
static ir_graph *last_irg;
-void copystat_init(void) {
- dbg = firm_dbg_register("ir.be.copystat");
- firm_dbg_set_mask(dbg, DEBUG_LVL);
+void be_init_copystat(void) {
+ FIRM_DBG_REGISTER(dbg, "firm.be.copystat");
- all_phi_nodes = pset_new_ptr_default();
- all_phi_classes = pset_new_ptr_default();
- all_copy_nodes = pset_new_ptr_default();
+ all_phi_nodes = ir_nodeset_new(64);
+ all_copy_nodes = ir_nodeset_new(64);
+ memset(curr_vals, 0, sizeof(curr_vals));
}
+BE_REGISTER_MODULE_CONSTRUCTOR(be_init_copystat);
+
+void be_quit_copystat(void) {
+ ir_nodeset_del(all_phi_nodes);
+ ir_nodeset_del(all_copy_nodes);
+}
+BE_REGISTER_MODULE_DESTRUCTOR(be_quit_copystat);
void copystat_reset(void) {
- int i;
- for (i = 0; i < ASIZE; ++i)
- curr_vals[i] = 0;
- del_pset(all_phi_nodes);
- del_pset(all_phi_classes);
- del_pset(all_copy_nodes);
- all_phi_nodes = pset_new_ptr_default();
- all_phi_classes = pset_new_ptr_default();
- all_copy_nodes = pset_new_ptr_default();
+ be_quit_copystat();
+ be_init_copystat();
}
/**
arch_env_t *arch_env = env;
curr_vals[I_ALL_NODES]++; /* count all nodes */
- if (is_Block(node)) /* count all blocks */
- curr_vals[I_BLOCKS]++;
+ if (is_Block(node)) /* count all blocks */
+ curr_vals[I_BLOCKS]++;
- if (is_Reg_Phi(node)) /* collect phis */
- pset_insert_ptr(all_phi_nodes, node);
+ if (is_Reg_Phi(node)) /* collect phis */
+ ir_nodeset_insert(all_phi_nodes, node);
- if (is_Perm_Proj(arch_env, node))
- pset_insert_ptr(all_copy_nodes, node);
+ if (is_Perm_Proj(arch_env, node))
+ ir_nodeset_insert(all_copy_nodes, node);
/* TODO: Add 2-Addr-Code nodes */
}
static void copystat_collect_irg(ir_graph *irg, arch_env_t *arch_env) {
irg_walk_graph(irg, irg_stat_walker, NULL, arch_env);
- all_phi_classes = phi_class_compute_by_phis(all_phi_nodes);
last_irg = irg;
}
if (get_irn_arity(bl_at_pos) != 1)
return 0;
- /* Does the pred of the pred have several sucsecessors */
+ /* Does the pred of the pred have several successors */
bl_before = get_irn_n(bl_at_pos, 0);
edge = get_block_succ_first(bl_before);
return get_block_succ_next(bl_before, edge) ? 1 : 0;
* Collect register-constrained node data
*/
static void stat_copy_node(be_chordal_env_t *chordal_env, ir_node *root) {
+ be_lv_t *lv = be_get_birg_liveness(chordal_env->birg);
curr_vals[I_CPY_CNT]++;
curr_vals[I_COPIES_MAX]++;
- if (nodes_interfere(chordal_env, root, get_Perm_src(root))) {
+ if (values_interfere(lv, root, get_Perm_src(root))) {
curr_vals[I_COPIES_IF]++;
assert(0 && "A Perm pair (in/out) should never interfere!");
}
/**
* Collect phi class data
*/
-static void stat_phi_class(be_chordal_env_t *chordal_env, pset *pc) {
+static void stat_phi_class(be_chordal_env_t *chordal_env, ir_node **pc) {
int i, o, size, if_free, phis;
- ir_node **members, *p;
+ be_lv_t *lv = be_get_birg_liveness(chordal_env->birg);
/* phi class count */
curr_vals[I_CLS_CNT]++;
/* phi class size */
- size = pset_count(pc);
+ size = ARR_LEN(pc);
if (size > MAX_CLS_SIZE)
curr_vals[I_CLS_SIZE_E]++;
else
curr_vals[I_CLS_SIZE_S + size]++;
- /* get an array of all members for double iterating */
- members = xmalloc(size * sizeof(*members));
- DBG((dbg, LEVEL_2, "Phi-class:\n"));
- for (i = 0, p = pset_first(pc); p; p = pset_next(pc)) {
- DBG((dbg, LEVEL_2, " %+F\n", p));
- members[i++] = p;
- }
- assert(i == size);
-
/* determine number of phis on this class */
- phis = 0;
- for (i = 0; i < size; ++i)
- if (is_Phi(members[i]))
+ for (phis = i = 0; i < size; ++i)
+ if (is_Phi(pc[i]))
phis++;
+
if (phis > MAX_CLS_PHIS)
curr_vals[I_CLS_PHIS_E]++;
else
curr_vals[I_CLS_PHIS_S + phis]++;
/* determine interference of phi class members */
- curr_vals[I_CLS_IF_MAX] += size*(size-1)/2;
- if_free = 1;
- for (i = 0; i < size-1; ++i)
- for (o = i+1; o < size; ++o)
- if (nodes_interfere(chordal_env, members[i], members[o])) {
+ curr_vals[I_CLS_IF_MAX] += size * (size - 1) / 2;
+ for (if_free = 1, i = 0; i < size - 1; ++i)
+ for (o = i + 1; o < size; ++o)
+ if (values_interfere(lv, pc[i], pc[o])) {
if_free = 0;
curr_vals[I_CLS_IF_CNT]++;
}
/* Does this phi class have an inner interference? */
curr_vals[I_CLS_IF_FREE] += if_free;
-
- xfree(members);
}
-void copystat_collect_cls(be_chordal_env_t *cenv) {
- ir_node *n;
- pset *pc;
- ir_graph *irg = cenv->irg;
- arch_env_t *aenv = cenv->birg->main_env->arch_env;
+static void copystat_collect_cls(be_chordal_env_t *cenv) {
+ ir_graph *irg = cenv->irg;
+ arch_env_t *aenv = cenv->birg->main_env->arch_env;
+ ir_node *n, **pc;
+ phi_classes_t *pc_obj;
+ pset *all_phi_classes;
+ ir_nodeset_iterator_t iter;
- if (last_irg != irg) {
- copystat_reset();
- copystat_collect_irg(irg, aenv);
- }
+ copystat_reset();
+ copystat_collect_irg(irg, aenv);
- for (n = pset_first(all_phi_nodes); n; n = pset_next(all_phi_nodes))
+ /* compute the Phi classes of the collected Phis */
+ pc_obj = phi_class_new_from_set(cenv->irg, all_phi_nodes, 0);
+ all_phi_classes = get_all_phi_classes(pc_obj);
+
+ foreach_ir_nodeset(all_phi_nodes, n, iter) {
if (arch_get_irn_reg_class(aenv, n, -1) == cenv->cls)
stat_phi_node(cenv, n);
+ }
- for (n = pset_first(all_copy_nodes); n; n = pset_next(all_copy_nodes))
+ foreach_ir_nodeset(all_copy_nodes, n, iter) {
if (arch_get_irn_reg_class(aenv, n, -1) == cenv->cls)
stat_copy_node(cenv, n);
+ }
- for (pc = pset_first(all_phi_classes); pc; pc = pset_next(all_phi_classes)) {
- ir_node *member = pset_first(pc);
- pset_break(pc);
+ foreach_pset(all_phi_classes, pc) {
+ ir_node *member = pc[0];
if (arch_get_irn_reg_class(aenv, member, -1) == cenv->cls)
stat_phi_class(cenv, pc);
}
+
+ /* free the phi class object */
+ phi_class_free(pc_obj);
}
void copystat_add_max_costs(int costs) {
void copystat_add_heur_time(int time) {
curr_vals[I_HEUR_TIME] += time;
}
+
+#ifdef WITH_ILP
+
void copystat_add_ilp_time(int time) {
curr_vals[I_ILP_TIME] += time;
}
curr_vals[I_ILP_ITER] += iters;
}
+#endif /* WITH_ILP */
+
void copystat_dump(ir_graph *irg) {
int i;
char buf[1024];
FILE *out;
snprintf(buf, sizeof(buf), "%s__%s", get_irp_prog_name(), get_entity_name(get_irg_entity(irg)));
+ buf[sizeof(buf) - 1] = '\0';
out = ffopen(buf, "stat", "wt");
fprintf(out, "%d\n", ASIZE);
fprintf(out, "%i\n", curr_vals[i]);
}
- fclose(out);
+ fclose(out);
}
void copystat_dump_pretty(ir_graph *irg) {
FILE *out;
snprintf(buf, sizeof(buf), "%s__%s", get_irp_prog_name(), get_entity_name(get_irg_entity(irg)));
+ buf[sizeof(buf) - 1] = '\0';
out = ffopen(buf, "pstat", "wt");
fprintf(out, "Nodes %4d\n", curr_vals[I_ALL_NODES]);
irg_walk_graph(color_saver->chordal_env->irg, save_load, NULL, color_saver);
}
+#ifdef WITH_ILP
static void load_colors(color_save_t *color_saver) {
color_saver->flag = 1;
irg_walk_graph(color_saver->chordal_env->irg, save_load, NULL, color_saver);
}
+#endif
/**
* Main compare routine
*/
void co_compare_solvers(be_chordal_env_t *chordal_env) {
- copy_opt_t *co;
- lc_timer_t *timer;
- color_save_t saver;
- int costs_inevit, costs_init, costs_heur, costs_ilp1, costs_ilp2, lower_bound;
+ copy_opt_t *co;
+ lc_timer_t *timer;
+ color_save_t saver;
+ int costs_inevit, costs_init, costs_solved, lower_bound;
- phi_class_compute(chordal_env->irg);
+ copystat_collect_cls(chordal_env);
co = new_copy_opt(chordal_env, co_get_costs_loop_depth);
co_build_ou_structure(co);
DBG((dbg, LEVEL_1, "----> CO: %s\n", co->name));
/* save colors */
- saver.arch_env = chordal_env->birg->main_env->arch_env;
- saver.chordal_env = chordal_env;
+ saver.arch_env = chordal_env->birg->main_env->arch_env;
+ saver.chordal_env = chordal_env;
saver.saved_colors = pmap_create();
save_colors(&saver);
copystat_add_init_costs(costs_init);
copystat_add_max_costs(co_get_max_copy_costs(co));
-
-#ifdef DO_HEUR
- timer = lc_timer_register("heur", NULL);
+ /* heuristic 1 (Daniel Grund) */
+ timer = lc_timer_register("heur1", NULL);
lc_timer_reset_and_start(timer);
co_solve_heuristic(co);
lc_timer_stop(timer);
- costs_heur = co_get_copy_costs(co);
- DBG((dbg, LEVEL_1, "HEUR costs: %3d\n", costs_heur));
+
+ costs_solved = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "HEUR1 costs: %3d\n", costs_solved));
copystat_add_heur_time(lc_timer_elapsed_msec(timer));
- copystat_add_heur_costs(costs_heur);
- assert(lower_bound <= costs_heur);
-#endif /* DO_HEUR */
+ copystat_add_heur_costs(costs_solved);
+ assert(lower_bound <= costs_solved);
+
+ /* heuristic 2 (Sebastian Hack) */
+ timer = lc_timer_register("heur2", NULL);
+ lc_timer_reset_and_start(timer);
+ co_solve_heuristic_new(co);
-#ifdef DO_ILP1
+ lc_timer_stop(timer);
+
+ costs_solved = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "HEUR2 costs: %3d\n", costs_solved));
+ copystat_add_heur_time(lc_timer_elapsed_msec(timer));
+ copystat_add_heur_costs(costs_solved);
+ assert(lower_bound <= costs_solved);
+
+ /* Park & Moon register coalescing (Kimon Hoffmann) */
+ timer = lc_timer_register("park", NULL);
+ lc_timer_reset_and_start(timer);
+
+ co_solve_park_moon(co);
+
+ lc_timer_stop(timer);
+
+ costs_solved = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "Park/Moon costs: %3d\n", costs_solved));
+ copystat_add_heur_time(lc_timer_elapsed_msec(timer));
+ copystat_add_heur_costs(costs_solved);
+ assert(lower_bound <= costs_solved);
+
+
+#ifdef WITH_ILP
+
+ /* ILP 1 is not yet implemented, so it makes no sense to compare */
+#if 0
load_colors(&saver);
co_solve_ilp1(co, 60.0);
- costs_ilp1 = co_get_copy_costs(co);
- DBG((dbg, LEVEL_1, "ILP1 costs: %3d\n", costs_ilp1));
- copystat_add_opt_costs(costs_ilp1); /*TODO ADAPT */
- assert(lower_bound <= costs_ilp1);
-#endif /* DO_ILP1 */
-
+ costs_solved = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "ILP1 costs: %3d\n", costs_solved));
+ copystat_add_opt_costs(costs_solved); /* TODO: ADAPT */
+ assert(lower_bound <= costs_solved);
+#endif /* 0 */
-#ifdef DO_ILP2
+ /* ILP 2 */
load_colors(&saver);
- co_solve_ilp2(co, 60.0);
+ co_solve_ilp2(co);
+
+ costs_solved = co_get_copy_costs(co);
+ DBG((dbg, LEVEL_1, "ILP2 costs: %3d\n", costs_solved));
+ copystat_add_opt_costs(costs_solved); /* TODO: ADAPT */
+ assert(lower_bound <= costs_solved);
- costs_ilp2 = co_get_copy_costs(co);
- DBG((dbg, LEVEL_1, "ILP2 costs: %3d\n", costs_ilp2));
- copystat_add_opt_costs(costs_ilp2); /*TODO ADAPT */
- assert(lower_bound <= costs_ilp2);
-#endif /* DO_ILP2 */
+#endif /* WITH_ILP */
+ /* free memory for statistic structures */
pmap_destroy(saver.saved_colors);
co_free_graph_structure(co);
co_free_ou_structure(co);
free_copy_opt(co);
}
-
-
-#endif /* COPYOPT_STAT */