#include "bemodule.h"
#include "bearch.h"
-#include "benode_t.h"
+#include "benode.h"
#include "beutil.h"
#include "beifg_t.h"
#include "beintlive_t.h"
return co;
}
-void free_copy_opt(copy_opt_t *co) {
+void free_copy_opt(copy_opt_t *co)
+{
xfree(co->name);
free(co);
}
return 0;
}
-int co_get_costs_loop_depth(const copy_opt_t *co, ir_node *root, ir_node* arg, int pos) {
+int co_get_costs_loop_depth(const copy_opt_t *co, ir_node *root, ir_node* arg, int pos)
+{
int cost = 0;
ir_loop *loop;
ir_node *root_block = get_nodes_block(root);
return 1+cost;
}
-int co_get_costs_exec_freq(const copy_opt_t *co, ir_node *root, ir_node* arg, int pos) {
+int co_get_costs_exec_freq(const copy_opt_t *co, ir_node *root, ir_node* arg, int pos)
+{
int res;
ir_node *root_bl = get_nodes_block(root);
ir_node *copy_bl = is_Phi(root) ? get_Block_cfgpred_block(root_bl, pos) : root_bl;
}
-int co_get_costs_all_one(const copy_opt_t *co, ir_node *root, ir_node *arg, int pos) {
+int co_get_costs_all_one(const copy_opt_t *co, ir_node *root, ir_node *arg, int pos)
+{
(void) co;
(void) root;
(void) arg;
* Determines a maximum weighted independent set with respect to
* the interference and conflict edges of all nodes in a qnode.
*/
-static int ou_max_ind_set_costs(unit_t *ou) {
+static int ou_max_ind_set_costs(unit_t *ou)
+{
be_chordal_env_t *chordal_env = ou->co->cenv;
ir_node **safe, **unsafe;
int i, o, safe_count, safe_costs, unsafe_count, *unsafe_costs;
unsafe = ALLOCAN(ir_node*, ou->node_count - 1);
unsafe_costs = ALLOCAN(int, ou->node_count - 1);
unsafe_count = 0;
- for(i=1; i<ou->node_count; ++i) {
+ for (i=1; i<ou->node_count; ++i) {
int is_safe = 1;
- for(o=1; o<ou->node_count; ++o) {
+ for (o=1; o<ou->node_count; ++o) {
if (i==o)
continue;
if (nodes_interfere(chordal_env, ou->nodes[i], ou->nodes[o])) {
struct list_head *tmp;
/* Determine the maximum costs this unit can cause: all_nodes_cost */
- for(i=1; i<unit->node_count; ++i) {
+ for (i=1; i<unit->node_count; ++i) {
unit->sort_key = MAX(unit->sort_key, unit->costs[i]);
unit->all_nodes_costs += unit->costs[i];
}
#ifdef QUICK_AND_DIRTY_HACK
-static int compare_ous(const void *k1, const void *k2) {
+static int compare_ous(const void *k1, const void *k2)
+{
const unit_t *u1 = *((const unit_t **) k1);
const unit_t *u2 = *((const unit_t **) k2);
int i, o, u1_has_constr, u2_has_constr;
/**
* Sort the ou's according to constraints and their sort_key
*/
-static void co_sort_units(copy_opt_t *co) {
+static void co_sort_units(copy_opt_t *co)
+{
int i, count = 0, costs;
unit_t *ou, **ous;
}
#endif
-void co_build_ou_structure(copy_opt_t *co) {
+void co_build_ou_structure(copy_opt_t *co)
+{
DBG((dbg, LEVEL_1, "\tCollecting optimization units\n"));
INIT_LIST_HEAD(&co->units);
irg_walk_graph(co->irg, co_collect_units, NULL, co);
#endif
}
-void co_free_ou_structure(copy_opt_t *co) {
+void co_free_ou_structure(copy_opt_t *co)
+{
unit_t *curr, *tmp;
ASSERT_OU_AVAIL(co);
list_for_each_entry_safe(unit_t, curr, tmp, &co->units, units) {
/* co_solve_heuristic() is implemented in becopyheur.c */
-int co_get_max_copy_costs(const copy_opt_t *co) {
+int co_get_max_copy_costs(const copy_opt_t *co)
+{
int i, res = 0;
unit_t *curr;
return res;
}
-int co_get_inevit_copy_costs(const copy_opt_t *co) {
+int co_get_inevit_copy_costs(const copy_opt_t *co)
+{
int res = 0;
unit_t *curr;
return res;
}
-int co_get_copy_costs(const copy_opt_t *co) {
+int co_get_copy_costs(const copy_opt_t *co)
+{
int i, res = 0;
unit_t *curr;
return res;
}
-int co_get_lower_bound(const copy_opt_t *co) {
+int co_get_lower_bound(const copy_opt_t *co)
+{
int res = 0;
unit_t *curr;
stat->aff_nodes += 1;
bitset_add_irn(seen, an->irn);
co_gs_foreach_neighb(an, neigh) {
- if(!bitset_contains_irn(seen, neigh->irn)) {
+ if (!bitset_contains_irn(seen, neigh->irn)) {
stat->aff_edges += 1;
stat->max_costs += neigh->costs;
stat->unsatisfied_edges += 1;
}
- if(nodes_interfere(co->cenv, an->irn, neigh->irn)) {
+ if (nodes_interfere(co->cenv, an->irn, neigh->irn)) {
stat->aff_int += 1;
stat->inevit_costs += neigh->costs;
}
|_| |___/
******************************************************************************/
-static int compare_affinity_node_t(const void *k1, const void *k2, size_t size) {
+static int compare_affinity_node_t(const void *k1, const void *k2, size_t size)
+{
const affinity_node_t *n1 = k1;
const affinity_node_t *n2 = k2;
(void) size;
return (n1->irn != n2->irn);
}
-static void add_edge(copy_opt_t *co, ir_node *n1, ir_node *n2, int costs) {
+static void add_edge(copy_opt_t *co, ir_node *n1, ir_node *n2, int costs)
+{
affinity_node_t new_node, *node;
neighb_t *nbr;
int allocnew = 1;
nbr->costs += costs;
}
-static inline void add_edges(copy_opt_t *co, ir_node *n1, ir_node *n2, int costs) {
+static inline void add_edges(copy_opt_t *co, ir_node *n1, ir_node *n2, int costs)
+{
if (! be_ifg_connected(co->cenv->ifg, n1, n2)) {
add_edge(co, n1, n2, costs);
add_edge(co, n2, n1, costs);
}
}
-static void build_graph_walker(ir_node *irn, void *env) {
+static void build_graph_walker(ir_node *irn, void *env)
+{
const arch_register_req_t *req = arch_get_register_req_out(irn);
copy_opt_t *co = env;
int pos, max;
}
}
-void co_build_graph_structure(copy_opt_t *co) {
+void co_build_graph_structure(copy_opt_t *co)
+{
obstack_init(&co->obst);
co->nodes = new_set(compare_affinity_node_t, 32);
irg_walk_graph(co->irg, build_graph_walker, NULL, co);
}
-void co_free_graph_structure(copy_opt_t *co) {
+void co_free_graph_structure(copy_opt_t *co)
+{
ASSERT_GS_AVAIL(co);
del_set(co->nodes);
/* co_solve_ilp1() co_solve_ilp2() are implemented in becopyilpX.c */
-int co_gs_is_optimizable(copy_opt_t *co, ir_node *irn) {
+int co_gs_is_optimizable(copy_opt_t *co, ir_node *irn)
+{
affinity_node_t new_node, *n;
ASSERT_GS_AVAIL(co);
for (j = 0; j < 2; ++j) {
const arch_register_req_t *req = arch_get_register_req_out(nodes[j]);
- if(arch_register_req_is(req, limited))
+ if (arch_register_req_is(req, limited))
rbitset_copy_to_bitset(req->limited, constr[j]);
else
bitset_set_all(constr[j]);
unsigned i;
n_regs = 0;
- for(i = 0; i < co->cls->n_regs; ++i) {
+ for (i = 0; i < co->cls->n_regs; ++i) {
const arch_register_t *reg = &co->cls->regs[i];
color_map[i] = arch_register_type_is(reg, ignore) ? -1 : n_regs++;
}
const arch_register_req_t *req = arch_get_register_req_out(irn);
ir_node *adj;
- if(arch_register_req_is(req, limited)) {
- for(i = 0; i < co->cls->n_regs; ++i) {
- if(!rbitset_is_set(req->limited, i) && color_map[i] >= 0)
+ if (arch_register_req_is(req, limited)) {
+ for (i = 0; i < co->cls->n_regs; ++i) {
+ if (!rbitset_is_set(req->limited, i) && color_map[i] >= 0)
fprintf(f, "%d %d -1\n", color_map[i], idx);
}
}
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)
+ if (idx < adj_idx)
fprintf(f, "%d %d -1\n", idx, adj_idx);
}
}
- if(a) {
+ if (a) {
neighb_t *n;
co_gs_foreach_neighb(a, n) {
if (!arch_irn_is_ignore(n->irn)) {
int n_idx = node_map[get_irn_idx(n->irn)];
- if(idx < n_idx)
+ if (idx < n_idx)
fprintf(f, "%d %d %d\n", idx, n_idx, (int) n->costs);
}
}
const arch_register_req_t *req = arch_get_register_req_out(irn);
int limited = arch_register_req_is(req, limited);
- if(env->flags & CO_IFG_DUMP_LABELS) {
+ if (env->flags & CO_IFG_DUMP_LABELS) {
ir_fprintf(f, "label=\"%+F", irn);
- if((env->flags & CO_IFG_DUMP_CONSTR) && limited) {
+ if ((env->flags & CO_IFG_DUMP_CONSTR) && limited) {
bitset_t *bs = bitset_alloca(env->co->cls->n_regs);
rbitset_copy_to_bitset(req->limited, bs);
ir_fprintf(f, "\\n%B", bs);
fprintf(f, "label=\"\" shape=point " );
}
- if(env->flags & CO_IFG_DUMP_SHAPE)
+ if (env->flags & CO_IFG_DUMP_SHAPE)
fprintf(f, "shape=%s ", limited ? "diamond" : "ellipse");
- if(env->flags & CO_IFG_DUMP_COLORS)
+ if (env->flags & CO_IFG_DUMP_COLORS)
fprintf(f, "style=filled color=%s ", get_dot_color_name(reg->index));
}
const arch_register_t *nr = arch_get_irn_register(n->irn);
unsigned nidx = get_irn_idx(n->irn);
- if(aidx < nidx) {
+ 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)
+ if (env->flags & CO_IFG_DUMP_LABELS)
fprintf(file, "label=\"%d\" ", n->costs);
- if(env->flags & CO_IFG_DUMP_COLORS)
+ if (env->flags & CO_IFG_DUMP_COLORS)
fprintf(file, "color=%s ", color);
else
fprintf(file, "style=dotted");
ir_snprintf(buf, sizeof(buf), "%s%s_%F_%s%s", prefix, tu_name, env->irg, env->cls->name, suffix);
xfree(tu_name);
result = fopen(buf, "wt");
- if(result == NULL) {
+ if (result == NULL) {
panic("Couldn't open '%s' for writing.", buf);
}
void co_driver(be_chordal_env_t *cenv)
{
- ir_timer_t *timer = ir_timer_register("firm.be.copyopt", "runtime");
+ ir_timer_t *timer = ir_timer_new();
co_complete_stats_t before, after;
copy_opt_t *co;
int was_optimal = 0;
assert(selected_copyopt);
+ /* skip copymin if algo is 'none' */
+ if (selected_copyopt->copyopt == void_algo)
+ return;
+
be_liveness_assure_chk(be_get_birg_liveness(cenv->birg));
co = new_copy_opt(cenv, cost_func);
be_stat_ev("co_time", ir_timer_elapsed_msec(timer));
be_stat_ev_ull("co_optimal", was_optimal);
+ ir_timer_free(timer);
if (dump_flags & DUMP_AFTER) {
FILE *f = my_open(cenv, "", "-after.dot");
ir_printf("%30F ", cenv->irg);
printf("%10s %10" ULL_FMT "%10" ULL_FMT "%10" ULL_FMT, cenv->cls->name, after.max_costs, before.costs, after.inevit_costs);
- if(optimizable_costs > 0)
+ if (optimizable_costs > 0)
printf("%10" ULL_FMT " %5.2f\n", after.costs, (evitable * 100.0) / optimizable_costs);
else
printf("%10" ULL_FMT " %5s\n", after.costs, "-");