X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbemain.c;h=82ed7e44a2c2ffe6172b2b176715e3c20e90579f;hb=ad8368234bf59eb46fbc0cfff5b7322a7efac964;hp=b5a35be34434da35499ca5e2fc2537a58fc03800;hpb=b267d8d2e4100aa20cc3771b1b8558d9e0302ed1;p=libfirm

diff --git a/ir/be/bemain.c b/ir/be/bemain.c
index b5a35be34..82ed7e44a 100644
--- a/ir/be/bemain.c
+++ b/ir/be/bemain.c
@@ -38,15 +38,25 @@
 #include "benode_t.h"
 #include "beirgmod.h"
 #include "bespillilp.h"
+#include "bespillbelady.h"
 
 #include "beasm_dump_globals.h"
 #include "beasm_asm_gnu.h"
 
+#include "firm2arch.h"
+
+#undef DUMP_BEGIN
+#undef DUMP_PREPARED
+#define DUMP_TRANSFORM
+#define DUMP_SCHED
+#define DUMP_SPILL
 #undef DUMP_ALLOCATED
+#undef DUMP_COPYMIN
+#undef DUMP_SSADESTR
+#undef DUMP_END
 
 #define N_PHASES 256
 
-
 void be_init(void)
 {
 	be_sched_init();
@@ -55,6 +65,7 @@ void be_init(void)
 	be_ra_chordal_init();
 	be_copy_opt_init();
 	copystat_init();
+	phi_class_init();
 }
 
 static be_main_env_t *be_init_env(be_main_env_t *env)
@@ -97,6 +108,9 @@ static void prepare_graph(be_main_session_env_t *s)
 	/* Let the isa prepare the graph. */
 	s->main_env->arch_env->isa->prepare_graph(s->irg);
 
+	/* Normalize proj nodes. */
+	normalize_proj_nodes(s->irg);
+
 	/* Remove critical edges */
 	remove_critical_cf_edges(s->irg);
 
@@ -114,9 +128,7 @@ static void prepare_graph(be_main_session_env_t *s)
 	if (get_irg_loopinfo_state(s->irg) != (loopinfo_valid & loopinfo_cf_consistent))
 		construct_cf_backedges(s->irg);
 
-	dump_dominator_information(true);
-	dump_ir_block_graph(s->irg, "-prepared");
-	dump_dominator_information(false);
+	be_check_dominance(s->irg);
 }
 
 static void be_main_loop(void)
@@ -128,13 +140,19 @@ static void be_main_loop(void)
 	be_init_env(&env);
 	isa = arch_env_get_isa(env.arch_env);
 
+        /* create required irop's */
+        create_bearch_asm_opcodes();
+
 	/* 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;
 
-		DBG((env.dbg, LEVEL_1, "====> IRG: %F\n", irg));
+		DBG((env.dbg, LEVEL_2, "====> IRG: %F\n", irg));
+#ifdef DUMP_BEGIN
+		dump_ir_block_graph(irg, "-begin");
+#endif
 
 		/* Init the session. */
 		be_init_session_env(&session, &env, irg);
@@ -142,9 +160,27 @@ static void be_main_loop(void)
 		/* Compute some analyses and prepare the graph for backend use. */
 		prepare_graph(&session);
 
+                transform_firm(irg);
+
+#ifdef DUMP_TRANSFORM
+		dump_ir_block_graph(irg, "-transformed");
+#endif
+
+
+#if 0
+#ifdef DUMP_PREPARED
+		dump_dominator_information(true);
+		dump_ir_block_graph(irg, "-prepared");
+		dump_dominator_information(false);
+#endif
+
 		/* Schedule the graphs. */
 		list_sched(irg, trivial_selector);
+		be_sched_imm(irg);
+
+#ifdef DUMP_SCHED
 		dump_ir_block_graph_sched(irg, "-sched");
+#endif
 
 		/* Verify the schedule */
 		sched_verify_irg(irg);
@@ -152,19 +188,18 @@ static void be_main_loop(void)
 		/* Build liveness information */
 		be_liveness(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);
-
 			DBG((env.dbg, LEVEL_1, "----> Reg class: %s\n", cls->name));
 
-      be_spill_ilp(&session, cls);
+			/* spilling */
+			//be_spill_ilp(&session, cls);
+			be_spill_belady(&session, cls);
+#ifdef DUMP_SPILL
 			dump_ir_block_graph_sched(session.irg, "-spill");
-
+#endif
 			be_liveness(irg);
 			be_numbering(irg);
 			be_check_pressure(&session, cls);
@@ -181,46 +216,45 @@ static void be_main_loop(void)
 			}
 #endif
 
+			/* allocation */
 			chordal_env = be_ra_chordal(&session, cls);
-
 #ifdef DUMP_ALLOCATED
 			dump_allocated_irg(env.arch_env, irg, "");
 #endif
-#if 0
-			copystat_collect_cls(chordal_env);
 
+			/* copy minimization */
+			copystat_collect_cls(chordal_env);
 			be_copy_opt(chordal_env);
+#ifdef DUMP_COPYMIN
+			dump_allocated_irg(env.arch_env, irg, "-copymin");
+#endif
 
+			/* ssa destruction */
 			be_ssa_destruction(chordal_env);
 			be_ssa_destruction_check(chordal_env);
-#endif
 			be_ra_chordal_check(chordal_env);
+#ifdef DUMP_SSADESTR
+			dump_allocated_irg(env.arch_env, irg, "-ssadestr");
+#endif
 
 			be_ra_chordal_done(chordal_env);
 			be_numbering_done(irg);
 		}
-		dump_ir_block_graph_sched(session.irg, "-post");
-
+#ifdef DUMP_END
+		dump_ir_block_graph_sched(session.irg, "-end");
+#endif
 		copystat_dump(irg);
-		copystat_dump_pretty(irg);
+#endif /* if 0 */
 	}
 }
 
 void be_main(int argc, const char *argv[])
 {
-	assembler_t *gnu_assembler;
-	FILE *asm_output_file;
-
-	mtrace();
-	be_main_loop();
-	muntrace();
-
-	gnu_assembler = gnuasm_create_assembler();
-	asm_output_file = fopen("asm_output.asm", "w");
+  FILE *asm_output_file;
 
-	asm_dump_globals(gnu_assembler);
-	gnuasm_dump(gnu_assembler, asm_output_file);
-	gnuasm_delete_assembler(gnu_assembler);
-	fclose(asm_output_file);
+  be_main_loop();
 
+  asm_output_file = fopen(argv[0], "w");
+  firmbe_gen_code(asm_output_file);
+  fclose(asm_output_file);
 }