#include "bitset.h"
#include "irprog.h"
+#include "irgopt.h"
#include "irgraph.h"
+#include "irdump.h"
+#include "phiclass.h"
#include "be_t.h"
-#include "bera_t.h"
+#include "bechordal_t.h"
#include "benumb_t.h"
#include "besched_t.h"
#include "belistsched.h"
#include "belive_t.h"
#include "beutil.h"
#include "bechordal.h"
-#include "bephiopt.h"
-#include "phistat.h"
+#include "bearch.h"
+#include "becopyoptmain.h"
+#include "becopystat.h"
+#include "bessadestr.h"
+#include "bearch_firm.h"
+#include "benode_t.h"
-#define N_PHASES 256
-#define DO_STATISTICS
-
-typedef struct _be_graph_info_t {
- bitset_t *applied_phases;
-} be_graph_info_t;
+#include "beasm_dump_globals.h"
+#include "beasm_asm_gnu.h"
-static size_t be_info_offset = 0;
+#undef DUMP_ALLOCATED
+#undef DUMP_LOCALIZED
-#define get_irg_be_info(irg) get_irg_data(irg, be_graph_info_t, be_info_offset)
-
-static int phase_ids = 1;
-static struct obstack obst;
+#define N_PHASES 256
-int phase_register(phase_t *phase)
-{
- phase->id = phase_ids;
- return phase_ids++;
-}
-void phase_applied(const ir_graph *irg, const phase_t *phase)
+void be_init(void)
{
- be_graph_info_t *info = get_irg_be_info(irg);
-
- if(!info->applied_phases)
- info->applied_phases = bitset_obstack_alloc(&obst, N_PHASES);
-
- bitset_set(info->applied_phases, phase->id);
+ be_sched_init();
+ be_liveness_init();
+ be_numbering_init();
+ be_ra_chordal_init();
+ be_copy_opt_init();
+ copystat_init();
}
-int phase_depends_on(const ir_graph *irg, const phase_t *phase, int n, ...)
+static be_main_env_t *be_init_env(be_main_env_t *env)
{
- int errors = 0;
- int i;
- va_list args;
+ const arch_isa_if_t *isa = &firm_isa;
- if(n > 0) {
- const be_graph_info_t *info = get_irg_be_info(irg);
- const bitset_t *applied_phases = info->applied_phases;
+ obstack_init(&env->obst);
- va_start(args, n);
+ env->arch_env = obstack_alloc(&env->obst, sizeof(env->arch_env[0]));
+ arch_env_init(env->arch_env, isa);
+ env->arch_env->isa->init();
- for(i = 0; i < n; ++i) {
- const phase_t *dep_phase = va_arg(args, const phase_t *);
+ env->node_factory = obstack_alloc(&env->obst, sizeof(*env->node_factory));
+ be_node_factory_init(env->node_factory, isa);
- if(!applied_phases || !bitset_is_set(applied_phases, dep_phase->id)) {
- errors++;
- fprintf(stderr, "phase dependency unfulfilled: \"%s\" depends on \"%s\"\n",
- phase->name, dep_phase->name);
- }
- }
-
- va_end(args);
-
- assert(errors > 0 && "There were phase dependency errors");
- }
+ arch_env_add_irn_handler(env->arch_env, &firm_irn_handler);
+ arch_env_add_irn_handler(env->arch_env,
+ be_node_get_irn_handler(env->node_factory));
- return errors;
+ return env;
}
-void be_init(void)
+be_main_session_env_t *be_init_session_env(be_main_session_env_t *env,
+ be_main_env_t *main_env, ir_graph *irg)
{
- obstack_init(&obst);
- be_info_offset = register_additional_graph_data(sizeof(be_graph_info_t));
+ env->main_env = main_env;
+ env->irg = irg;
- be_sched_init();
- be_liveness_init();
- be_numbering_init();
- be_ra_init();
- be_phi_opt_init();
+ return env;
}
-extern void be_ra_chordal(ir_graph *irg);
-
static void be_main_loop(void)
{
int i, n;
+ be_main_env_t env;
+ const arch_isa_if_t *isa;
+
+ be_init_env(&env);
+ isa = arch_env_get_isa(env.arch_env);
+ /* For all graphs */
for(i = 0, n = get_irp_n_irgs(); i < n; ++i) {
+ int j, m;
ir_graph *irg = get_irp_irg(i);
+ be_main_session_env_t session;
+
+ be_init_session_env(&session, &env, irg);
+
+ remove_critical_cf_edges(irg);
+ localize_consts(irg);
+#ifdef DUMP_LOCALIZED
+ dump_consts_local(0);
+ dump_ir_block_graph(irg, "-local-const");
+#endif
be_numbering(irg);
- list_sched(irg, trivial_selector, NULL);
+
+ /* Schedule the graphs. */
+ list_sched(irg, trivial_selector);
+
+ /* Liveness analysis */
be_liveness(irg);
- be_ra_chordal(irg);
- be_phi_opt(irg);
+ copystat_reset();
+ copystat_collect_irg(irg, env.arch_env);
+ /* Perform the following for each register class. */
+ for(j = 0, m = isa->get_n_reg_class(); j < m; ++j) {
+ be_chordal_env_t *chordal_env;
+ const arch_register_class_t *cls = isa->get_reg_class(j);
- //dump_allocated_irg(irg);
+ chordal_env = be_ra_chordal(irg, env.arch_env, cls);
-#ifndef DO_STATISTICS
- be_ra_chordal_done(irg);
- be_numbering_done(irg);
+#ifdef DUMP_ALLOCATED
+ dump_allocated_irg(env.arch_env, irg, "");
#endif
+ copystat_collect_cls(chordal_env);
+
+ be_copy_opt(chordal_env);
+ be_ssa_destruction(&session, chordal_env);
+ be_ra_chordal_done(chordal_env);
+ }
+ copystat_dump_pretty(irg);
+ be_numbering_done(irg);
}
}
void be_main(int argc, const char *argv[])
{
+ assembler_t *gnu_assembler;
+ FILE *asm_output_file;
+
be_main_loop();
-#ifdef DO_STATISTICS
- do_phi_statistics();
-#endif
+ gnu_assembler = gnuasm_create_assembler();
+ asm_output_file = fopen("asm_output.asm", "w");
+
+ asm_dump_globals(gnu_assembler);
+ gnuasm_dump(gnu_assembler, asm_output_file);
+ gnuasm_delete_assembler(gnu_assembler);
+ fclose(asm_output_file);
}