X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbemain.c;h=d5977ad2bcb70f22a49fc7544d92b45b3c27e3e0;hb=2624fd65233bcb621cfbbf7dae1a1502a3d8bc75;hp=918e88777656a0c15f0b996b513b049597f2e250;hpb=6bb28287b0f135a4dda410e2caa974997a5c6a21;p=libfirm diff --git a/ir/be/bemain.c b/ir/be/bemain.c index 918e88777..d5977ad2b 100644 --- a/ir/be/bemain.c +++ b/ir/be/bemain.c @@ -46,7 +46,7 @@ #include "irprintf.h" #include "iroptimize.h" #include "firmstat.h" -#include "execfreq.h" +#include "execfreq_t.h" #include "irprofile.h" #include "irpass_t.h" #include "ircons.h" @@ -70,7 +70,6 @@ #include "belower.h" #include "bestat.h" #include "beverify.h" -#include "be_dbgout.h" #include "beirg.h" #include "bestack.h" #include "beemitter.h" @@ -78,7 +77,7 @@ #define NEW_ID(s) new_id_from_chars(s, sizeof(s) - 1) /* options visible for anyone */ -static be_options_t be_options = { +be_options_t be_options = { DUMP_NONE, /* dump flags */ BE_TIME_OFF, /* no timing */ false, /* profile_generate */ @@ -90,6 +89,7 @@ static be_options_t be_options = { "", /* ilp solver */ 0, /* enable statistic event dumping */ "", /* print stat events */ + 1, /* verbose assembler output */ }; /* back end instruction set architecture to use */ @@ -135,6 +135,7 @@ static const lc_opt_table_entry_t be_main_options[] = { LC_OPT_ENT_BOOL ("profileuse", "use existing profile data", &be_options.opt_profile_use), LC_OPT_ENT_BOOL ("statev", "dump statistic events", &be_options.statev), LC_OPT_ENT_STR ("filtev", "filter for stat events (regex if support is active", be_options.filtev), + LC_OPT_ENT_BOOL ("verboseasm", "enable verbose assembler output", &be_options.verbose_asm), LC_OPT_ENT_STR("ilp.server", "the ilp server name", be_options.ilp_server), LC_OPT_ENT_STR("ilp.solver", "the ilp solver name", be_options.ilp_solver), @@ -361,6 +362,36 @@ const backend_params *be_get_backend_param(void) return isa_if->get_params(); } +int be_is_big_endian(void) +{ + return be_get_backend_param()->byte_order_big_endian; +} + +unsigned be_get_machine_size(void) +{ + return be_get_backend_param()->machine_size; +} + +ir_mode *be_get_mode_float_arithmetic(void) +{ + return be_get_backend_param()->mode_float_arithmetic; +} + +ir_type *be_get_type_long_long(void) +{ + return be_get_backend_param()->type_long_long; +} + +ir_type *be_get_type_unsigned_long_long(void) +{ + return be_get_backend_param()->type_unsigned_long_long; +} + +ir_type *be_get_type_long_double(void) +{ + return be_get_backend_param()->type_long_double; +} + /** * Initializes the main environment for the backend. * @@ -371,7 +402,6 @@ static be_main_env_t *be_init_env(be_main_env_t *env, FILE *file_handle, const char *compilation_unit_name) { memset(env, 0, sizeof(*env)); - env->options = &be_options; env->file_handle = file_handle; env->ent_trampoline_map = pmap_create(); env->pic_trampolines_type = new_type_class(NEW_ID("$PIC_TRAMPOLINE_TYPE")); @@ -429,9 +459,10 @@ static void initialize_birg(be_irg_t *birg, ir_graph *irg, be_main_env_t *env) birg->irg = irg; birg->main_env = env; obstack_init(&birg->obst); + birg->lv = be_liveness_new(irg); - edges_deactivate_kind(irg, EDGE_KIND_DEP); - edges_activate_kind(irg, EDGE_KIND_DEP); + edges_deactivate(irg); + edges_activate(irg); /* set the current graph (this is important for several firm functions) */ current_ir_graph = irg; @@ -448,7 +479,7 @@ static void initialize_birg(be_irg_t *birg, ir_graph *irg, be_main_env_t *env) remove_bads(irg); /* Ensure, that the ir_edges are computed. */ - edges_assure(irg); + assure_edges(irg); set_irg_phase_state(irg, phase_backend); be_info_init_irg(irg); @@ -465,6 +496,7 @@ static const char *get_timer_name(be_timer_id_t id) case T_CODEGEN: return "codegen"; case T_RA_PREPARATION: return "ra_preparation"; case T_SCHED: return "sched"; + case T_SPLIT: return "split"; case T_CONSTR: return "constr"; case T_FINISH: return "finish"; case T_EMIT: return "emit"; @@ -519,7 +551,9 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) { static const char suffix[] = ".prof"; - size_t i, num_birgs; + size_t i; + size_t num_irgs; + size_t num_birgs; be_main_env_t env; char prof_filename[256]; be_irg_t *birgs; @@ -542,15 +576,19 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) arch_env = env.arch_env; /* we might need 1 birg more for instrumentation constructor */ - num_birgs = get_irp_n_irgs(); - birgs = ALLOCAN(be_irg_t, num_birgs + 1); + num_irgs = get_irp_n_irgs(); + birgs = ALLOCAN(be_irg_t, num_irgs + 1); be_info_init(); /* First: initialize all birgs */ - for (i = 0; i < num_birgs; ++i) { - ir_graph *irg = get_irp_irg(i); - initialize_birg(&birgs[i], irg, &env); + num_birgs = 0; + for (i = 0; i < num_irgs; ++i) { + ir_graph *irg = get_irp_irg(i); + ir_entity *entity = get_irg_entity(irg); + if (get_entity_linkage(entity) & IR_LINKAGE_NO_CODEGEN) + continue; + initialize_birg(&birgs[num_birgs++], irg, &env); } arch_env_handle_intrinsics(arch_env); @@ -561,18 +599,35 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) sprintf(prof_filename, "%.*s%s", (int)(sizeof(prof_filename) - sizeof(suffix)), cup_name, suffix); + bool have_profile = false; if (be_options.opt_profile_use) { bool res = ir_profile_read(prof_filename); if (!res) { fprintf(stderr, "Warning: Couldn't read profile data '%s'\n", prof_filename); + } else { + ir_create_execfreqs_from_profile(); + ir_profile_free(); + have_profile = true; } } + if (num_birgs > 0 && be_options.opt_profile_generate) { - ir_graph *prof_init_irg - = ir_profile_instrument(prof_filename); + ir_graph *const prof_init_irg = ir_profile_instrument(prof_filename); + assert(prof_init_irg->be_data == NULL); initialize_birg(&birgs[num_birgs], prof_init_irg, &env); num_birgs++; + num_irgs++; + assert(num_irgs == get_irp_n_irgs()); + } + + if (!have_profile) { + be_timer_push(T_EXECFREQ); + for (i = 0; i < num_irgs; ++i) { + ir_graph *irg = get_irp_irg(i); + ir_estimate_execfreq(irg); + } + be_timer_pop(T_EXECFREQ); } /* For all graphs */ @@ -653,21 +708,6 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) dump(DUMP_PREPARED, irg, "code-selection"); - be_timer_push(T_EXECFREQ); - /** - * Create execution frequencies from profile data or estimate some - */ - if (ir_profile_has_data()) - birg->exec_freq = ir_create_execfreqs_from_profile(irg); - else { - /* TODO: edges are corrupt for EDGE_KIND_BLOCK after the local - * optimize graph phase merges blocks in the x86 backend */ - edges_deactivate(irg); - birg->exec_freq = compute_execfreq(irg, 10); - } - be_timer_pop(T_EXECFREQ); - - /* disabled for now, fails for EmptyFor.c and XXEndless.c */ /* be_live_chk_compare(irg); */ @@ -716,8 +756,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) be_timer_pop(T_VERIFY); if (stat_ev_enabled) { - stat_ev_dbl("bemain_costs_before_ra", - be_estimate_irg_costs(irg, birg->exec_freq)); + stat_ev_dbl("bemain_costs_before_ra", be_estimate_irg_costs(irg)); be_stat_ev("bemain_insns_before_ra", be_count_insns(irg)); be_stat_ev("bemain_blocks_before_ra", be_count_blocks(irg)); } @@ -725,7 +764,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) /* Do register allocation */ be_allocate_registers(irg); - stat_ev_dbl("bemain_costs_before_ra", be_estimate_irg_costs(irg, birg->exec_freq)); + stat_ev_dbl("bemain_costs_before_ra", be_estimate_irg_costs(irg)); dump(DUMP_RA, irg, "ra"); @@ -805,7 +844,6 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) arch_env_end_codegeneration(arch_env); - ir_profile_free(); be_done_env(&env); be_info_free();