BE_TIME_OFF, /* no timing */
0, /* no opt profile */
0, /* try to omit frame pointer */
+ 0, /* try to omit leaf frame pointer */
0, /* create PIC code */
0, /* create gprof compatible profiling code */
BE_VRFY_WARN, /* verification level: warn */
};
static const lc_opt_table_entry_t be_main_options[] = {
- 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 ("pic", "create PIC code", &be_options.pic),
- LC_OPT_ENT_BOOL ("gprof", "create gprof profiling code", &be_options.gprof),
- 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)),
+ 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 ("omitleaffp", "omit frame pointer in leaf routines", &be_options.omit_leaf_fp),
+ LC_OPT_ENT_BOOL ("pic", "create PIC code", &be_options.pic),
+ LC_OPT_ENT_BOOL ("gprof", "create gprof profiling code", &be_options.gprof),
+ 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.filtev, sizeof(be_options.filtev)),
+ 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, sizeof(be_options.filtev)),
#endif
#ifdef WITH_ILP
/** The be parameters returned by default, all off. */
static const backend_params be_params = {
0, /* need dword lowering */
- 0, /* don't support inlien assembler yet */
+ 0, /* don't support inline assembler yet */
+ 0, /* no immediate floating point mode. */
NULL, /* no additional opcodes */
NULL, /* will be set later */
NULL, /* but yet no creator function */
NULL, /* context for create_intrinsic_fkt */
NULL, /* no if conversion settings */
+ NULL /* no immediate fp mode */
};
/* Perform schedule verification if requested. */
}
}
-/* Initialize the Firm backend. Must be run BEFORE init_firm()! */
-const backend_params *be_init(void)
+/* Initialize the Firm backend. Must be run first in init_firm()! */
+void firm_be_init(void)
{
be_opt_register();
be_init_modules();
+}
+/* Returns the backend parameter */
+const backend_params *be_get_backend_param(void)
+{
if (isa_if->get_params)
return isa_if->get_params();
return &be_params;
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->arch_env = arch_env_init(isa_if, file_handle, env);
- /* Register the irn handler of the architecture */
- if (arch_isa_get_irn_handler(env->arch_env.isa))
- arch_env_push_irn_handler(&env->arch_env, arch_isa_get_irn_handler(env->arch_env.isa));
-
- /*
- * Register the node handler of the back end infrastructure.
- * This irn handler takes care of the platform independent
- * spill, reload and perm nodes.
- */
- arch_env_push_irn_handler(&env->arch_env, &be_node_irn_handler);
- env->phi_handler = be_phi_handler_new(&env->arch_env);
- arch_env_push_irn_handler(&env->arch_env, env->phi_handler);
+ be_phi_handler_new(env);
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);
+ arch_env_done(env->arch_env);
be_dbg_close();
- be_phi_handler_free(env->phi_handler);
+ be_phi_handler_free();
pmap_destroy(env->ent_trampoline_map);
pmap_destroy(env->ent_pic_symbol_map);
dump(DUMP_INITIAL, irg, "-begin", dump_ir_block_graph);
- be_stat_init_irg(&env->arch_env, irg);
+ be_stat_init_irg(env->arch_env, irg);
be_do_stat_nodes(irg, "01 Begin");
/* set the current graph (this is important for several firm functions) */
normalize_n_returns(irg);
/* Remove critical edges */
- remove_critical_cf_edges(irg);
+ remove_critical_cf_edges_ex(irg, /*ignore_exception_edges=*/0);
/* Ensure, that the ir_edges are computed. */
edges_assure(irg);
static void be_main_loop(FILE *file_handle, const char *cup_name)
{
int i;
- arch_isa_t *isa;
be_main_env_t env;
char prof_filename[256];
static const char suffix[] = ".prof";
be_irg_t *birgs;
int num_birgs;
ir_graph **irg_list, **backend_irg_list;
+ arch_env_t *arch_env;
be_timing = (be_options.timing == BE_TIME_ON);
be_init_env(&env, file_handle);
env.cup_name = cup_name;
- isa = arch_env_get_isa(&env.arch_env);
-
be_dbg_so(cup_name);
be_dbg_types();
+ arch_env = env.arch_env;
+
/* backend may provide an ordered list of irgs where code should be generated for */
irg_list = NEW_ARR_F(ir_graph *, 0);
- backend_irg_list = arch_isa_get_backend_irg_list(isa, &irg_list);
+ backend_irg_list = arch_env_get_backend_irg_list(arch_env, &irg_list);
/* we might need 1 birg more for instrumentation constructor */
num_birgs = backend_irg_list ? ARR_LEN(backend_irg_list) : get_irp_n_irgs();
/* set the current graph (this is important for several firm functions) */
current_ir_graph = irg;
+#if 0
+ {
+ unsigned percent = 100*i/num_birgs;
+ ir_printf("%u.%02u %+F\n", percent/100, percent%100, irg);
+ }
+#endif
be_sched_init_phase(irg);
/* reset the phi handler. */
- be_phi_handler_reset(env.phi_handler);
+ be_phi_handler_reset();
stat_ev_ctx_push_fobj("bemain_irg", irg);
BE_TIMER_POP(t_verify);
/* Get the code generator interface. */
- cg_if = isa->impl->get_code_generator_if(isa);
+ cg_if = arch_env_get_code_generator_if(arch_env);
/* get a code generator for this graph. */
birg->cg = cg_if->init(birg);
stat_ev_ctx_pop("bemain_phase");
/* reset the phi handler. */
- be_phi_handler_reset(env.phi_handler);
+ be_phi_handler_reset();
be_do_stat_nodes(irg, "03 Prepare");
//be_do_stat_reg_pressure(birg);
#ifdef FIRM_STATISTICS
- stat_ev_dbl("costs_before_ra", be_estimate_irg_costs(irg, &env.arch_env, birg->exec_freq));
+ stat_ev_dbl("costs_before_ra", be_estimate_irg_costs(irg, arch_env, birg->exec_freq));
#endif
/* Do register allocation */
be_allocate_registers(birg);
#ifdef FIRM_STATISTICS
- stat_ev_dbl("costs_before_ra", be_estimate_irg_costs(irg, &env.arch_env, birg->exec_freq));
+ stat_ev_dbl("costs_before_ra", be_estimate_irg_costs(irg, arch_env, birg->exec_freq));
#endif
dump(DUMP_RA, irg, "-ra", dump_ir_block_graph_sched);
bitset_clear_all(bs);
assert(bitset_size(bs) == (unsigned)cls->n_regs);
- arch_put_non_ignore_regs(&birg->main_env->arch_env, cls, bs);
+ arch_put_non_ignore_regs(birg->main_env->arch_env, cls, bs);
bitset_flip_all(bs);
be_abi_put_ignore_regs(birg->abi, cls, bs);