/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
#include <stdarg.h>
#include <stdio.h>
-#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 "obst.h"
#include "bitset.h"
#include "iroptimize.h"
#include "firmstat.h"
#include "execfreq.h"
+#include "irprofile.h"
#include "bearch_t.h"
#include "be_t.h"
#include "beschedmris.h"
#include "bestat.h"
#include "beverify.h"
-#include "beprofile.h"
#include "be_dbgout.h"
#include "beirg_t.h"
BE_TIME_OFF, /* no timing */
0, /* no opt profile */
0, /* try to omit frame pointer */
- 0, /* no stabs debugging output */
+ 0, /* create PIC code */
BE_VRFY_WARN, /* verification level: warn */
BE_SCHED_LIST, /* scheduler: list scheduler */
+ "linux", /* target OS name */
"i44pc52.info.uni-karlsruhe.de", /* ilp server */
"cplex", /* ilp solver */
0, /* enable statistic event dumping */
LC_OPT_ENT_STR ("config", "read another config file containing backend options", config_file, sizeof(config_file)),
LC_OPT_ENT_ENUM_MASK("dump", "dump irg on several occasions", &dump_var),
LC_OPT_ENT_BOOL ("omitfp", "omit frame pointer", &be_options.omit_fp),
- LC_OPT_ENT_BOOL ("stabs", "enable stabs debug support", &be_options.stabs_debug_support),
+ LC_OPT_ENT_BOOL ("pic", "create PIC code", &be_options.pic),
LC_OPT_ENT_ENUM_PTR ("vrfy", "verify the backend irg", &vrfy_var),
LC_OPT_ENT_BOOL ("time", "get backend timing statistics", &be_options.timing),
LC_OPT_ENT_BOOL ("profile", "instrument the code for execution count profiling", &be_options.opt_profile),
LC_OPT_ENT_ENUM_PTR ("sched", "select a scheduler", &sched_var),
+ LC_OPT_ENT_STR ("os", "specify target operating system", &be_options.target_os, sizeof(be_options.target_os)),
#ifdef FIRM_STATISTICS
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.printev, sizeof(be_options.printev)),
obstack_init(&env->obst);
env->arch_env = obstack_alloc(&env->obst, sizeof(env->arch_env[0]));
env->options = &be_options;
+ env->ent_trampoline_map = pmap_create();
+ env->pic_trampolines_type
+ = new_type_class(new_id_from_str("$PIC_TRAMPOLINE_TYPE"));
+ env->ent_pic_symbol_map = pmap_create();
+ env->pic_symbols_type
+ = new_type_struct(new_id_from_str("$PIC_SYMBOLS_TYPE"));
+
+ remove_irp_type(env->pic_trampolines_type);
+ remove_irp_type(env->pic_symbols_type);
+ set_class_final(env->pic_trampolines_type, 1);
arch_env_init(env->arch_env, isa_if, file_handle, env);
env->phi_handler = be_phi_handler_new(env->arch_env);
arch_env_push_irn_handler(env->arch_env, env->phi_handler);
- env->db_handle = be_options.stabs_debug_support ? be_stabs_open(file_handle) : be_nulldbg_open();
+ be_dbg_open();
return env;
}
static void be_done_env(be_main_env_t *env)
{
env->arch_env->isa->impl->done(env->arch_env->isa);
- be_dbg_close(env->db_handle);
+ be_dbg_close();
be_phi_handler_free(env->phi_handler);
obstack_free(&env->obst, NULL);
+
+ pmap_destroy(env->ent_trampoline_map);
+ pmap_destroy(env->ent_pic_symbol_map);
+ free_type(env->pic_trampolines_type);
+ free_type(env->pic_symbols_type);
}
/**
dump(DUMP_INITIAL, irg, "-prepared", dump_ir_block_graph);
}
-#define BE_TIMER_PUSH(timer) \
- if (be_options.timing == BE_TIME_ON) { \
- int res = lc_timer_push(timer); \
- if (be_options.vrfy_option == BE_VRFY_ASSERT) \
- assert(res && "Timer already on stack, cannot be pushed twice."); \
- else if (be_options.vrfy_option == BE_VRFY_WARN && ! res) \
- fprintf(stderr, "Timer %s already on stack, cannot be pushed twice.\n", \
- lc_timer_get_name(timer)); \
- }
-#define BE_TIMER_POP(timer) \
- if (be_options.timing == BE_TIME_ON) { \
- lc_timer_t *tmp = lc_timer_pop(); \
- if (be_options.vrfy_option == BE_VRFY_ASSERT) \
- assert(tmp == timer && "Attempt to pop wrong timer."); \
- else if (be_options.vrfy_option == BE_VRFY_WARN && tmp != timer) \
- fprintf(stderr, "Attempt to pop wrong timer. %s is on stack, trying to pop %s.\n", \
- lc_timer_get_name(tmp), lc_timer_get_name(timer)); \
- timer = tmp; \
- }
-
-#define BE_TIMER_ONLY(code) do { if (be_options.timing == BE_TIME_ON) { code; } } while(0)
+#define BE_TIMER_ONLY(code) do { if (be_timing) { code; } } while(0)
+
+int be_timing;
+ir_timer_t *t_abi;
+ir_timer_t *t_codegen;
+ir_timer_t *t_sched;
+ir_timer_t *t_constr;
+ir_timer_t *t_finish;
+ir_timer_t *t_emit;
+ir_timer_t *t_other;
+ir_timer_t *t_verify;
+ir_timer_t *t_heights;
+ir_timer_t *t_live;
+ir_timer_t *t_execfreq;
+ir_timer_t *t_ssa_constr;
+ir_timer_t *t_ra_constr;
+ir_timer_t *t_ra_prolog;
+ir_timer_t *t_ra_epilog;
+ir_timer_t *t_ra_spill;
+ir_timer_t *t_ra_spill_apply;
+ir_timer_t *t_ra_color;
+ir_timer_t *t_ra_ifg;
+ir_timer_t *t_ra_copymin;
+ir_timer_t *t_ra_ssa;
+ir_timer_t *t_ra_other;
/**
* The Firm backend main loop.
int i;
arch_isa_t *isa;
be_main_env_t env;
- unsigned num_nodes_b = 0;
- unsigned num_nodes_a = 0;
- unsigned num_nodes_r = 0;
char prof_filename[256];
static const char suffix[] = ".prof";
be_irg_t *birgs;
int num_birgs;
ir_graph **irg_list, **backend_irg_list;
- lc_timer_t *t_abi = NULL;
- lc_timer_t *t_codegen = NULL;
- lc_timer_t *t_sched = NULL;
- lc_timer_t *t_constr = NULL;
- lc_timer_t *t_regalloc = NULL;
- lc_timer_t *t_finish = NULL;
- lc_timer_t *t_emit = NULL;
- lc_timer_t *t_other = NULL;
- lc_timer_t *t_verify = NULL;
-
- if (be_options.timing == BE_TIME_ON) {
- t_abi = lc_timer_register("beabi", "be abi introduction");
- t_codegen = lc_timer_register("codegen", "codegeneration");
- t_sched = lc_timer_register("sched", "scheduling");
- t_constr = lc_timer_register("constr", "assure constraints");
- t_regalloc = lc_timer_register("regalloc", "register allocation");
- t_finish = lc_timer_register("finish", "graph finish");
- t_emit = lc_timer_register("emiter", "code emiter");
- t_verify = lc_timer_register("verify", "graph verification");
- t_other = lc_timer_register("other", "other");
+ be_timing = (be_options.timing == BE_TIME_ON);
+
+ if (be_timing) {
+ t_abi = ir_timer_register("time_beabi", "be abi introduction");
+ t_codegen = ir_timer_register("time_codegen", "codegeneration");
+ t_sched = ir_timer_register("time_sched", "scheduling");
+ t_constr = ir_timer_register("time_constr", "assure constraints");
+ t_finish = ir_timer_register("time_finish", "graph finish");
+ t_emit = ir_timer_register("time_emiter", "code emiter");
+ t_verify = ir_timer_register("time_verify", "graph verification");
+ t_other = ir_timer_register("time_other", "other");
+ t_heights = ir_timer_register("time_heights", "heights");
+ t_live = ir_timer_register("time_liveness", "be liveness");
+ t_execfreq = ir_timer_register("time_execfreq", "execfreq");
+ t_ssa_constr = ir_timer_register("time_ssa_constr", "ssa reconstruction");
+ t_ra_prolog = ir_timer_register("time_ra_prolog", "regalloc prolog");
+ t_ra_epilog = ir_timer_register("time_ra_epilog", "regalloc epilog");
+ t_ra_constr = ir_timer_register("time_ra_constr", "regalloc constraints");
+ t_ra_spill = ir_timer_register("time_ra_spill", "spiller");
+ t_ra_spill_apply
+ = ir_timer_register("time_ra_spill_apply", "apply spills");
+ t_ra_color = ir_timer_register("time_ra_color", "graph coloring");
+ t_ra_ifg = ir_timer_register("time_ra_ifg", "interference graph");
+ t_ra_copymin = ir_timer_register("time_ra_copymin", "copy minimization");
+ t_ra_ssa = ir_timer_register("time_ra_ssadestr", "ssa destruction");
+ t_ra_other = ir_timer_register("time_ra_other", "regalloc other");
}
be_init_env(&env, file_handle);
isa = arch_env_get_isa(env.arch_env);
- be_dbg_so(env.db_handle, cup_name);
- be_dbg_types(env.db_handle);
+ be_dbg_so(cup_name);
+ be_dbg_types();
/* backend may provide an ordered list of irgs where code should be generated for */
irg_list = NEW_ARR_F(ir_graph *, 0);
ir_graph *prof_init_irg = ir_profile_instrument(prof_filename, profile_default);
initialize_birg(&birgs[num_birgs], prof_init_irg, &env);
num_birgs++;
- set_method_img_section(get_irg_entity(prof_init_irg), section_constructors);
} else {
ir_profile_read(prof_filename);
}
/* set the current graph (this is important for several firm functions) */
current_ir_graph = irg;
+ be_sched_init_phase(irg);
+
/* reset the phi handler. */
be_phi_handler_reset(env.phi_handler);
stat_ev_ctx_push_fobj("bemain_irg", irg);
/* stop and reset timers */
- BE_TIMER_ONLY(
- LC_STOP_AND_RESET_TIMER(t_abi);
- LC_STOP_AND_RESET_TIMER(t_codegen);
- LC_STOP_AND_RESET_TIMER(t_sched);
- LC_STOP_AND_RESET_TIMER(t_constr);
- LC_STOP_AND_RESET_TIMER(t_regalloc);
- LC_STOP_AND_RESET_TIMER(t_finish);
- LC_STOP_AND_RESET_TIMER(t_emit);
- LC_STOP_AND_RESET_TIMER(t_verify);
- LC_STOP_AND_RESET_TIMER(t_other);
- );
BE_TIMER_PUSH(t_other); /* t_other */
/* Verify the initial graph */
}
BE_TIMER_POP(t_verify);
- BE_TIMER_ONLY(num_nodes_b = get_num_reachable_nodes(irg));
-
/* Get the code generator interface. */
cg_if = isa->impl->get_code_generator_if(isa);
be_do_stat_nodes(irg, "03 Prepare");
dump(DUMP_PREPARED, irg, "-prepared", dump_ir_block_graph);
- BE_TIMER_ONLY(num_nodes_r = get_num_reachable_nodes(irg));
if (be_options.vrfy_option == BE_VRFY_WARN) {
be_check_dominance(irg);
assert(be_check_dominance(irg) && "Dominance verification failed");
}
+ BE_TIMER_PUSH(t_execfreq);
/**
* Create execution frequencies from profile data or estimate some
*/
birg->exec_freq = ir_create_execfreqs_from_profile(irg);
else
birg->exec_freq = compute_execfreq(irg, 10);
+ BE_TIMER_POP(t_execfreq);
/* disabled for now, fails for EmptyFor.c and XXEndless.c */
#endif
/* Do register allocation */
- BE_TIMER_PUSH(t_regalloc);
be_allocate_registers(birg);
- BE_TIMER_POP(t_regalloc);
#ifdef FIRM_STATISTICS
stat_ev_dbl("costs_before_ra", be_estimate_irg_costs(irg, env.arch_env, birg->exec_freq));
be_do_stat_nodes(irg, "07 Final");
restore_optimization_state(&state);
- BE_TIMER_ONLY(num_nodes_a = get_num_reachable_nodes(irg));
BE_TIMER_POP(t_other);
-#define LC_EMIT(timer) \
- printf("%-20s: %.3lf msec\n", lc_timer_get_description(timer), (double)lc_timer_elapsed_usec(timer) / 1000.0); \
- stat_ev_dbl(lc_timer_get_name(timer), lc_timer_elapsed_msec(timer));
+#define STOP_AND_RESET_TIMER(timer) do { ir_timer_stop(timer); ir_timer_reset(timer); } while(0)
-#define LC_EMIT_RA(timer) \
- printf("\t%-20s: %.3lf msec\n", lc_timer_get_description(timer), (double)lc_timer_elapsed_usec(timer) / 1000.0); \
- stat_ev_dbl(lc_timer_get_name(timer), lc_timer_elapsed_msec(timer)); \
+#define LC_EMIT(timer) \
+ stat_ev_if { \
+ stat_ev_dbl(ir_timer_get_name(timer), ir_timer_elapsed_msec(timer)); \
+ } else { \
+ printf("%-20s: %8.3lf msec\n", ir_timer_get_description(timer), (double)ir_timer_elapsed_usec(timer) / 1000.0); \
+ } \
+ STOP_AND_RESET_TIMER(timer);
BE_TIMER_ONLY(
- printf("==>> IRG %s <<==\n", get_entity_name(get_irg_entity(irg)));
- printf("# nodes at begin: %u\n", num_nodes_b);
- printf("# nodes before ra: %u\n", num_nodes_r);
- printf("# nodes at end: %u\n\n", num_nodes_a);
+ stat_ev_if {
+ } else {
+ printf("==>> IRG %s <<==\n", get_entity_name(get_irg_entity(irg)));
+ }
LC_EMIT(t_abi);
LC_EMIT(t_codegen);
LC_EMIT(t_sched);
+ LC_EMIT(t_live);
+ LC_EMIT(t_heights);
+ LC_EMIT(t_ssa_constr);
LC_EMIT(t_constr);
- LC_EMIT(t_regalloc);
- if(global_ra_timer != NULL) {
- LC_EMIT_RA(global_ra_timer->t_prolog);
- LC_EMIT_RA(global_ra_timer->t_live);
- LC_EMIT_RA(global_ra_timer->t_spill);
- LC_EMIT_RA(global_ra_timer->t_spillslots);
- LC_EMIT_RA(global_ra_timer->t_color);
- LC_EMIT_RA(global_ra_timer->t_ifg);
- LC_EMIT_RA(global_ra_timer->t_copymin);
- LC_EMIT_RA(global_ra_timer->t_ssa);
- LC_EMIT_RA(global_ra_timer->t_epilog);
- LC_EMIT_RA(global_ra_timer->t_verify);
- LC_EMIT_RA(global_ra_timer->t_other);
- }
+ LC_EMIT(t_execfreq);
+ LC_EMIT(t_ra_prolog);
+ LC_EMIT(t_ra_spill);
+ LC_EMIT(t_ra_spill_apply);
+ LC_EMIT(t_ra_constr);
+ LC_EMIT(t_ra_color);
+ LC_EMIT(t_ra_ifg);
+ LC_EMIT(t_ra_copymin);
+ LC_EMIT(t_ra_ssa);
+ LC_EMIT(t_ra_epilog);
+ LC_EMIT(t_ra_other);
LC_EMIT(t_finish);
LC_EMIT(t_emit);
LC_EMIT(t_verify);
LC_EMIT(t_other);
);
-#undef LC_EMIT_RA
#undef LC_EMIT
+ be_sched_free_phase(irg);
+
be_free_birg(birg);
/* switched off due to statistics (statistic module needs all irgs) */
}
ir_profile_free();
be_done_env(&env);
-
-#undef BE_TIMER_POP
-#undef BE_TIMER_PUSH
-#undef BE_TIMER_ONLY
}
/* Main interface to the frontend. */
void be_main(FILE *file_handle, const char *cup_name)
{
- lc_timer_t *t = NULL;
+ ir_timer_t *t = NULL;
/* The user specified another config file to read. do that now. */
if(strlen(config_file) > 0) {
}
if (be_options.timing == BE_TIME_ON) {
- t = lc_timer_register("bemain", "measure complete bemain loop");
+ t = ir_timer_register("bemain", "measure complete bemain loop");
- if (lc_timer_enter_high_priority()) {
+ if (ir_timer_enter_high_priority()) {
fprintf(stderr, "Warning: Could not enter high priority mode.\n");
}
- lc_timer_reset_and_start(t);
+ ir_timer_reset_and_start(t);
}
#ifdef FIRM_STATISTICS
be_main_loop(file_handle, cup_name);
if (be_options.timing == BE_TIME_ON) {
- lc_timer_stop(t);
- lc_timer_leave_high_priority();
- stat_ev_dbl("backend_time", lc_timer_elapsed_msec(t));
- printf("%-20s: %lu msec\n", "BEMAINLOOP", lc_timer_elapsed_msec(t));
+ ir_timer_stop(t);
+ ir_timer_leave_high_priority();
+ stat_ev_if {
+ stat_ev_dbl("backend_time", ir_timer_elapsed_msec(t));
+ } else {
+ printf("%-20s: %lu msec\n", "BEMAINLOOP", ir_timer_elapsed_msec(t));
+ }
}
#ifdef FIRM_STATISTICS