-/**
- * @file beifg.c
- * @date 18.11.2005
- * @author Sebastian Hack
+/*
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
*
- * Copyright (C) 2005 Universitaet Karlsruhe
- * Released under the GPL
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/**
+ * @file
+ * @brief Interface for interference graphs.
+ * @author Sebastian Hack
+ * @date 18.11.2005
+ * @version $Id$
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include <stdlib.h>
-#ifdef HAVE_MALLOC_H
-#include <malloc.h>
-#endif
-
-#ifdef __linux__
-#include <malloc.h>
-#endif /* __linux__ */
-
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#endif
-
-#include <libcore/lc_opts.h>
-#include <libcore/lc_opts_enum.h>
-#include <libcore/lc_timing.h>
+#include "lc_opts.h"
+#include "lc_opts_enum.h"
+#include "timing.h"
#include "bitset.h"
-
#include "irgwalk.h"
#include "irnode_t.h"
#include "irprintf.h"
#include "irbitset.h"
#include "beifg_t.h"
#include "beifg_impl.h"
-#include "irphase.h"
#include "irphase_t.h"
-#include "bechordal.h"
#include "error.h"
+#include "xmalloc.h"
#include "becopystat.h"
#include "becopyopt.h"
#include "beirg_t.h"
+#include "bemodule.h"
/** Defines values for the ifg performance test */
#define BE_CH_PERFORMANCETEST_MIN_NODES (50)
typedef struct _coloring_t coloring_t;
struct _coloring_t {
- phase_t ph;
- const arch_env_t *arch_env;
- ir_graph *irg;
+ ir_phase ph;
+ ir_graph *irg;
};
size_t (be_ifg_nodes_iter_size)(const be_ifg_t *ifg)
return ifg->impl->cliques_iter_size;
}
-static void *regs_irn_data_init(phase_t *ph, ir_node *irn, void *data)
+static void *regs_irn_data_init(ir_phase *ph, const ir_node *irn, void *data)
{
- coloring_t *coloring = (coloring_t *) ph;
- return (void *) arch_get_irn_register(coloring->arch_env, irn);
+ (void)ph;
+ (void)data;
+
+ return (void*)arch_get_irn_register(irn);
}
-coloring_t *coloring_init(coloring_t *c, ir_graph *irg, const arch_env_t *aenv)
+static coloring_t *coloring_init(coloring_t *c, ir_graph *irg)
{
- phase_init(&c->ph, "regs_map", irg, PHASE_DEFAULT_GROWTH, regs_irn_data_init);
- c->arch_env = aenv;
+ phase_init(&c->ph, "regs_map", irg, PHASE_DEFAULT_GROWTH, regs_irn_data_init, NULL);
c->irg = irg;
return c;
}
coloring_t *coloring = c;
const arch_register_t *reg = phase_get_irn_data(&coloring->ph, irn);
if(reg)
- arch_set_irn_register(coloring->arch_env, irn, reg);
+ arch_set_irn_register(irn, reg);
}
-void coloring_save(coloring_t *c)
+static void coloring_save(coloring_t *c)
{
irg_walk_graph(c->irg, NULL, get_irn_color, c);
}
-void coloring_restore(coloring_t *c)
+static void coloring_restore(coloring_t *c)
{
irg_walk_graph(c->irg, NULL, restore_irn_color, c);
}
int degree = be_ifg_degree(ifg, irn);
void *iter = be_ifg_neighbours_iter_alloca(ifg);
- ir_node **neighbours = xmalloc(degree * sizeof(neighbours[0]));
+ ir_node **neighbours = XMALLOCN(ir_node*, degree);
ir_node *curr;
int i, j;
const ir_node *node_a = *(ir_node **)a;
const ir_node *node_b = *(ir_node **)b;
- long nr_a = get_irn_node_nr(node_a);
- long nr_b = get_irn_node_nr(node_b);
+ long nr_a = get_irn_idx(node_a);
+ long nr_b = get_irn_idx(node_b);
return QSORT_CMP(nr_a, nr_b);
}
const int node_count = be_ifg_check_get_node_count(ifg);
int i = 0;
- ir_node **all_nodes = xmalloc(node_count * sizeof(all_nodes[0]));
+ ir_node **all_nodes = XMALLOCN(ir_node*, node_count);
be_ifg_foreach_node(ifg, iter1, n)
{
for (i = 0; i < node_count; i++)
{
- ir_node **neighbours = xmalloc(node_count * sizeof(neighbours[0]));
+ ir_node **neighbours = XMALLOCN(ir_node*, node_count);
int j = 0;
int k = 0;
int degree = 0;
const int node_count = be_ifg_check_get_node_count(ifg);
int i = 0;
- ir_node **all_nodes = xmalloc(node_count * sizeof(all_nodes[0]));
+ ir_node **all_nodes = XMALLOCN(ir_node*, node_count);
be_ifg_foreach_node(ifg, iter1, n)
{
for (i = 0; i < node_count; i++)
{
- ir_node **neighbours = xmalloc(node_count * sizeof(neighbours[0]));
+ ir_node **neighbours = XMALLOCN(ir_node*, node_count);
int j = 0;
int k = 0;
int degree = 0;
copy_opt_t *co;
be_ifg_t *old_if = chordal_env->ifg;
- lc_timer_t *timer = lc_timer_register("getTime","get Time of copy minimization using the ifg");
+ ir_timer_t *timer = ir_timer_register("getTime","get Time of copy minimization using the ifg");
unsigned long elapsed_usec = 0;
if (get_irg_estimated_node_cnt(chordal_env->irg) >= BE_CH_PERFORMANCETEST_MIN_NODES)
{
- coloring_init(&coloring, chordal_env->irg, chordal_env->birg->main_env->arch_env);
+ coloring_init(&coloring, chordal_env->irg);
coloring_save(&coloring);
- lc_timer_reset(timer);
+ ir_timer_reset(timer);
for (i = 0; i<tests; i++) /* performance test with std */
{
- used_memory = lc_get_heap_used_bytes();
+ used_memory = ir_get_heap_used_bytes();
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
chordal_env->ifg = be_ifg_std_new(chordal_env);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
- used_memory = lc_get_heap_used_bytes() - used_memory;
+ used_memory = ir_get_heap_used_bytes() - used_memory;
coloring_restore(&coloring);
co_build_ou_structure(co);
co_build_graph_structure(co);
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
co_solve_heuristic_new(co);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
co_free_graph_structure(co);
co_free_ou_structure(co);
}
- elapsed_usec = lc_timer_elapsed_usec(timer);
+ elapsed_usec = ir_timer_elapsed_usec(timer);
/* calculating average */
elapsed_usec = elapsed_usec / tests;
for (i = 0; i<tests; i++) /* performance test with clique */
{
- used_memory = lc_get_heap_used_bytes();
+ used_memory = ir_get_heap_used_bytes();
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
chordal_env->ifg = be_ifg_clique_new(chordal_env);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
- used_memory = lc_get_heap_used_bytes() - used_memory;
+ used_memory = ir_get_heap_used_bytes() - used_memory;
coloring_restore(&coloring);
co_build_ou_structure(co);
co_build_graph_structure(co);
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
co_solve_heuristic_new(co);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
co_free_graph_structure(co);
co_free_ou_structure(co);
}
- elapsed_usec = lc_timer_elapsed_usec(timer);
+ elapsed_usec = ir_timer_elapsed_usec(timer);
/* calculating average */
elapsed_usec = elapsed_usec / tests;
for (i = 0; i<tests; i++) /* performance test with list */
{
- used_memory = lc_get_heap_used_bytes();
+ used_memory = ir_get_heap_used_bytes();
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
chordal_env->ifg = be_ifg_list_new(chordal_env);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
- used_memory = lc_get_heap_used_bytes() - used_memory;
+ used_memory = ir_get_heap_used_bytes() - used_memory;
coloring_restore(&coloring);
co_build_ou_structure(co);
co_build_graph_structure(co);
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
co_solve_heuristic_new(co);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
co_free_graph_structure(co);
co_free_ou_structure(co);
}
- elapsed_usec = lc_timer_elapsed_usec(timer);
+ elapsed_usec = ir_timer_elapsed_usec(timer);
/* calculating average */
elapsed_usec = elapsed_usec / tests;
for (i = 0; i<tests; i++) /* performance test with pointer */
{
- used_memory = lc_get_heap_used_bytes();
+ used_memory = ir_get_heap_used_bytes();
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
chordal_env->ifg = be_ifg_pointer_new(chordal_env);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
- used_memory = lc_get_heap_used_bytes() - used_memory;
+ used_memory = ir_get_heap_used_bytes() - used_memory;
coloring_restore(&coloring);
co_build_ou_structure(co);
co_build_graph_structure(co);
- rt = lc_timer_enter_high_priority();
- lc_timer_start(timer);
+ rt = ir_timer_enter_high_priority();
+ ir_timer_start(timer);
co_solve_heuristic_new(co);
- lc_timer_stop(timer);
- rt = lc_timer_leave_high_priority();
+ ir_timer_stop(timer);
+ rt = ir_timer_leave_high_priority();
co_free_graph_structure(co);
co_free_ou_structure(co);
}
- elapsed_usec = lc_timer_elapsed_usec(timer);
+ elapsed_usec = ir_timer_elapsed_usec(timer);
/* calculating average */
elapsed_usec = elapsed_usec / tests;
bitset_free(nodes);
}
-static void int_comp_rec(be_irg_t *birg, be_ifg_t *ifg, ir_node *n, bitset_t *seen)
+static void int_comp_rec(be_ifg_t *ifg, ir_node *n, bitset_t *seen)
{
void *neigh_it = be_ifg_neighbours_iter_alloca(ifg);
ir_node *m;
be_ifg_foreach_neighbour(ifg, neigh_it, n, m) {
- if(!bitset_contains_irn(seen, m) && !arch_irn_is(birg->main_env->arch_env, m, ignore)) {
- bitset_add_irn(seen, m);
- int_comp_rec(birg, ifg, m, seen);
- }
+ if (bitset_contains_irn(seen, m))
+ continue;
+
+ if (arch_get_register_req_out(m)->type & arch_register_req_type_ignore)
+ continue;
+
+ bitset_add_irn(seen, m);
+ int_comp_rec(ifg, m, seen);
}
}
ir_node *n;
be_ifg_foreach_node(ifg, nodes_it, n) {
- if (! bitset_contains_irn(seen, n) && ! arch_irn_is(birg->main_env->arch_env, n, ignore)) {
- ++n_comp;
- bitset_add_irn(seen, n);
- int_comp_rec(birg, ifg, n, seen);
- }
+ if (bitset_contains_irn(seen, n))
+ continue;
+
+ if (arch_get_register_req_out(n)->type & arch_register_req_type_ignore)
+ continue;
+
+ ++n_comp;
+ bitset_add_irn(seen, n);
+ int_comp_rec(ifg, n, seen);
}
free(seen);
static const lc_opt_table_entry_t be_ifg_options[] = {
LC_OPT_ENT_ENUM_PTR ("ifg", "interference graph flavour", &ifg_flavor_var),
- { NULL }
+ LC_OPT_LAST
};
void be_init_ifg(void)