X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=ir%2Fbe%2Fbemain.c;h=48a95ed0f76c906510bae81ffb5e180d4eb03d3a;hb=64252961a7d41265ff28353949e63f0662a1cd03;hp=d5977ad2bcb70f22a49fc7544d92b45b3c27e3e0;hpb=2624fd65233bcb621cfbbf7dae1a1502a3d8bc75;p=libfirm diff --git a/ir/be/bemain.c b/ir/be/bemain.c index d5977ad2b..48a95ed0f 100644 --- a/ir/be/bemain.c +++ b/ir/be/bemain.c @@ -33,7 +33,7 @@ #include "obst.h" #include "bitset.h" - +#include "statev.h" #include "irprog.h" #include "irgopt.h" #include "irgraph.h" @@ -53,6 +53,7 @@ #include "bearch.h" #include "be_t.h" +#include "begnuas.h" #include "bemodule.h" #include "beutil.h" #include "benode.h" @@ -398,21 +399,19 @@ ir_type *be_get_type_long_double(void) * @param env an empty environment * @param file_handle the file handle where the output will be written to */ -static be_main_env_t *be_init_env(be_main_env_t *env, FILE *file_handle, - const char *compilation_unit_name) +static be_main_env_t *be_init_env(be_main_env_t *const env, char const *const compilation_unit_name) { memset(env, 0, sizeof(*env)); - env->file_handle = file_handle; env->ent_trampoline_map = pmap_create(); env->pic_trampolines_type = new_type_class(NEW_ID("$PIC_TRAMPOLINE_TYPE")); env->ent_pic_symbol_map = pmap_create(); env->pic_symbols_type = new_type_struct(NEW_ID("$PIC_SYMBOLS_TYPE")); env->cup_name = compilation_unit_name; + env->arch_env = isa_if->begin_codegeneration(); set_class_final(env->pic_trampolines_type, 1); memset(asm_constraint_flags, 0, sizeof(asm_constraint_flags)); - env->arch_env = arch_env_begin_codegeneration(isa_if, env); return env; } @@ -456,7 +455,6 @@ static void initialize_birg(be_irg_t *birg, ir_graph *irg, be_main_env_t *env) irg->be_data = birg; memset(birg, 0, sizeof(*birg)); - birg->irg = irg; birg->main_env = env; obstack_init(&birg->obst); birg->lv = be_liveness_new(irg); @@ -481,7 +479,6 @@ static void initialize_birg(be_irg_t *birg, ir_graph *irg, be_main_env_t *env) /* Ensure, that the ir_edges are computed. */ assure_edges(irg); - set_irg_phase_state(irg, phase_backend); be_info_init_irg(irg); dump(DUMP_INITIAL, irg, "prepared"); @@ -496,7 +493,6 @@ 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"; @@ -506,7 +502,6 @@ static const char *get_timer_name(be_timer_id_t id) case T_LIVE: return "live"; case T_EXECFREQ: return "execfreq"; case T_SSA_CONSTR: return "ssa_constr"; - case T_RA_PROLOG: return "ra_prolog"; case T_RA_EPILOG: return "ra_epilog"; case T_RA_CONSTR: return "ra_constr"; case T_RA_SPILL: return "ra_spill"; @@ -527,16 +522,13 @@ void be_lower_for_target(void) initialize_isa(); - /* shouldn't lower program twice */ - assert(get_irp_phase_state() != phase_low); - isa_if->lower_for_target(); /* set the phase to low */ for (i = get_irp_n_irgs(); i > 0;) { ir_graph *irg = get_irp_irg(--i); - set_irg_phase_state(irg, phase_low); + assert(!irg_is_constrained(irg, IR_GRAPH_CONSTRAINT_TARGET_LOWERED)); + add_irg_constraints(irg, IR_GRAPH_CONSTRAINT_TARGET_LOWERED); } - set_irp_phase_state(phase_low); } /** @@ -562,7 +554,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) be_timing = (be_options.timing == BE_TIME_ON); /* perform target lowering if it didn't happen yet */ - if (get_irp_phase_state() != phase_low) + if (get_irp_n_irgs() > 0 && !irg_is_constrained(get_irp_irg(0), IR_GRAPH_CONSTRAINT_TARGET_LOWERED)) be_lower_for_target(); if (be_timing) { @@ -571,7 +563,10 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) } } - be_init_env(&env, file_handle, cup_name); + be_init_env(&env, cup_name); + + be_emit_init(file_handle); + be_gas_begin_compilation_unit(&env); arch_env = env.arch_env; @@ -621,6 +616,9 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) assert(num_irgs == get_irp_n_irgs()); } + for (be_timer_id_t t = T_FIRST; t < T_LAST+1; ++t) { + ir_timer_init_parent(be_timers[t]); + } if (!have_profile) { be_timer_push(T_EXECFREQ); for (i = 0; i < num_irgs; ++i) { @@ -631,18 +629,19 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) } /* For all graphs */ - for (i = 0; i < num_birgs; ++i) { - be_irg_t *birg = &birgs[i]; - ir_graph *irg = birg->irg; - optimization_state_t state; + for (i = 0; i < num_irgs; ++i) { + ir_graph *const irg = get_irp_irg(i); + ir_entity *const entity = get_irg_entity(irg); + if (get_entity_linkage(entity) & IR_LINKAGE_NO_CODEGEN) + continue; /* set the current graph (this is important for several firm functions) */ current_ir_graph = irg; if (stat_ev_enabled) { - stat_ev_ctx_push_fobj("bemain_irg", irg); - be_stat_ev("bemain_insns_start", be_count_insns(irg)); - be_stat_ev("bemain_blocks_start", be_count_blocks(irg)); + stat_ev_ctx_push_fmt("bemain_irg", "%+F", irg); + stat_ev_ull("bemain_insns_start", be_count_insns(irg)); + stat_ev_ull("bemain_blocks_start", be_count_blocks(irg)); } /* stop and reset timers */ @@ -652,15 +651,14 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) be_timer_push(T_VERIFY); if (be_options.verify_option == BE_VERIFY_WARN) { irg_verify(irg, VERIFY_ENFORCE_SSA); - be_check_dominance(irg); } else if (be_options.verify_option == BE_VERIFY_ASSERT) { assert(irg_verify(irg, VERIFY_ENFORCE_SSA) && "irg verification failed"); - assert(be_check_dominance(irg) && "Dominance verification failed"); } be_timer_pop(T_VERIFY); /* get a code generator for this graph. */ - arch_env->impl->init_graph(irg); + if (arch_env->impl->init_graph) + arch_env->impl->init_graph(irg); /* some transformations need to be done before abi introduce */ if (arch_env->impl->before_abi != NULL) @@ -688,24 +686,12 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) dump(DUMP_PREPARED, irg, "before-code-selection"); - if (be_options.verify_option == BE_VERIFY_WARN) { - be_check_dominance(irg); - } else if (be_options.verify_option == BE_VERIFY_ASSERT) { - assert(be_check_dominance(irg) && "Dominance verification failed"); - } - /* perform codeselection */ be_timer_push(T_CODEGEN); if (arch_env->impl->prepare_graph != NULL) arch_env->impl->prepare_graph(irg); be_timer_pop(T_CODEGEN); - if (be_options.verify_option == BE_VERIFY_WARN) { - be_check_dominance(irg); - } else if (be_options.verify_option == BE_VERIFY_ASSERT) { - assert(be_check_dominance(irg) && "Dominance verification failed"); - } - dump(DUMP_PREPARED, irg, "code-selection"); /* disabled for now, fails for EmptyFor.c and XXEndless.c */ @@ -726,6 +712,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) /* introduce patterns to assure constraints */ be_timer_push(T_CONSTR); /* we switch off optimizations here, because they might cause trouble */ + optimization_state_t state; save_optimization_state(&state); set_optimize(0); set_opt_cse(0); @@ -757,8 +744,8 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) if (stat_ev_enabled) { 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)); + stat_ev_ull("bemain_insns_before_ra", be_count_insns(irg)); + stat_ev_ull("bemain_blocks_before_ra", be_count_blocks(irg)); } /* Do register allocation */ @@ -776,20 +763,18 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) dump(DUMP_FINAL, irg, "finish"); if (stat_ev_enabled) { - be_stat_ev("bemain_insns_finish", be_count_insns(irg)); - be_stat_ev("bemain_blocks_finish", be_count_blocks(irg)); + stat_ev_ull("bemain_insns_finish", be_count_insns(irg)); + stat_ev_ull("bemain_blocks_finish", be_count_blocks(irg)); } /* check schedule and register allocation */ be_timer_push(T_VERIFY); if (be_options.verify_option == BE_VERIFY_WARN) { irg_verify(irg, VERIFY_ENFORCE_SSA); - be_check_dominance(irg); be_verify_schedule(irg); be_verify_register_allocation(irg); } else if (be_options.verify_option == BE_VERIFY_ASSERT) { assert(irg_verify(irg, VERIFY_ENFORCE_SSA) && "irg verification failed"); - assert(be_check_dominance(irg) && "Dominance verification failed"); assert(be_verify_schedule(irg) && "Schedule verification failed"); assert(be_verify_register_allocation(irg) && "register allocation verification failed"); @@ -805,12 +790,6 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) dump(DUMP_FINAL, irg, "end"); - if (!arch_env->custom_abi) { - be_timer_push(T_ABI); - be_abi_free(irg); - be_timer_pop(T_ABI); - } - restore_optimization_state(&state); be_timer_pop(T_OTHER); @@ -829,11 +808,10 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) get_entity_name(get_irg_entity(irg))); for (t = T_FIRST; t < T_LAST+1; ++t) { double val = ir_timer_elapsed_usec(be_timers[t]) / 1000.0; - printf("%-20s: %8.3lf msec\n", get_timer_name(t), val); + printf("%-20s: %10.3f msec\n", get_timer_name(t), val); } } for (t = T_FIRST; t < T_LAST+1; ++t) { - ir_timer_stop(be_timers[t]); ir_timer_reset(be_timers[t]); } } @@ -842,6 +820,9 @@ static void be_main_loop(FILE *file_handle, const char *cup_name) stat_ev_ctx_pop("bemain_irg"); } + be_gas_end_compilation_unit(&env); + be_emit_exit(); + arch_env_end_codegeneration(arch_env); be_done_env(&env); @@ -885,7 +866,7 @@ void be_main(FILE *file_handle, const char *cup_name) stat_ev_dbl("bemain_backend_time", ir_timer_elapsed_msec(t)); } else { double val = ir_timer_elapsed_usec(t) / 1000.0; - printf("%-20s: %8.3lf msec\n", "BEMAINLOOP", val); + printf("%-20s: %10.3f msec\n", "BEMAINLOOP", val); } }