X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbechordal_main.c;h=1d514fdd448cad47835a9fb1c7a21a7fdec841a6;hb=4cedd3bc8f85d75971bdd1fe6606f37c951babfb;hp=47108e555e3fd1277d618ebcb37da104ae9e129d;hpb=accfd17aad608800b794f560c539b4aaaffe9a25;p=libfirm diff --git a/ir/be/bechordal_main.c b/ir/be/bechordal_main.c index 47108e555..1d514fdd4 100644 --- a/ir/be/bechordal_main.c +++ b/ir/be/bechordal_main.c @@ -39,7 +39,7 @@ #include "besched_t.h" #include "belive_t.h" #include "bearch.h" -#include "beifg.h" +#include "beifg_t.h" #include "beifg_impl.h" #include "bespillbelady.h" @@ -80,7 +80,7 @@ void be_ra_chordal_check(be_chordal_env_t *chordal_env) { n1_reg = arch_get_irn_register(arch_env, n1); if (!arch_reg_is_allocatable(arch_env, n1, -1, n1_reg)) { DBG((dbg, 0, "Register %s assigned to %+F is not allowed\n", n1_reg->name, n1)); -// assert(0 && "Register constraint does not hold"); + assert(0 && "Register constraint does not hold"); } for (o = i+1, n2 = nodes[o]; n2; n2 = nodes[++o]) { n2_reg = arch_get_irn_register(arch_env, n2); @@ -155,7 +155,7 @@ int nodes_interfere(const be_chordal_env_t *env, const ir_node *a, const ir_node static be_ra_chordal_opts_t options = { - BE_CH_DUMP_NONE, + BE_CH_DUMP_ALL, BE_CH_SPILL_BELADY, BE_CH_COPYMIN_HEUR, BE_CH_IFG_STD, @@ -205,17 +205,25 @@ static lc_opt_enum_int_var_t lower_perm_var = { static void be_ra_chordal_register_options(lc_opt_entry_t *grp) { - lc_opt_entry_t *dump; grp = lc_opt_get_grp(grp, "chordal"); - } #endif -static void dump(int mask, ir_graph *irg, const char *suffix, - void (*dump)(ir_graph *, const char *)) +static void dump(unsigned mask, ir_graph *irg, + const arch_register_class_t *cls, + const char *suffix, + void (*dump_func)(ir_graph *, const char *)) { - if((options.dump_flags & mask) == mask) - dump(irg, suffix); + if(1 || (options.dump_flags & mask) == mask) { + if(cls) { + char buf[256]; + snprintf(buf, sizeof(buf), "-%s%s", cls->name, suffix); + dump_func(irg, buf); + } + + else + dump_func(irg, suffix); + } } static void be_ra_chordal_main(const be_main_env_t *main_env, ir_graph *irg) @@ -235,10 +243,12 @@ static void be_ra_chordal_main(const be_main_env_t *main_env, ir_graph *irg) /* Perform the following for each register class. */ for(j = 0, m = arch_isa_get_n_reg_class(isa); j < m; ++j) { + chordal_env.cls = arch_isa_get_reg_class(isa, j); chordal_env.border_heads = pmap_create(); - chordal_env.cls = arch_isa_get_reg_class(isa, j); + chordal_env.constr_irn = pset_new_ptr(32); be_liveness(irg); + dump(BE_CH_DUMP_LIVE, irg, chordal_env.cls, "-live", dump_ir_block_graph_sched); /* spilling */ switch(options.spill_method) { @@ -252,20 +262,22 @@ static void be_ra_chordal_main(const be_main_env_t *main_env, ir_graph *irg) fprintf(stderr, "no valid spiller selected. falling back to belady\n"); be_spill_belady(&chordal_env); } - dump(BE_CH_DUMP_SPILL, irg, "-spill", dump_ir_block_graph_sched); + dump(BE_CH_DUMP_SPILL, irg, chordal_env.cls, "-spill", dump_ir_block_graph_sched); be_liveness(irg); be_check_pressure(&chordal_env); +#if 0 /* Insert perms before reg-constrained instructions */ be_insert_constr_perms(&chordal_env); - dump(BE_CH_DUMP_CONSTR, irg, "-constr", dump_ir_block_graph_sched); + dump(BE_CH_DUMP_CONSTR, irg, chordal_env.cls, "-constr", dump_ir_block_graph_sched); +#endif be_liveness(irg); - be_numbering(irg); be_check_pressure(&chordal_env); /* Color the graph. */ be_ra_chordal_color(&chordal_env); + dump(BE_CH_DUMP_CONSTR, irg, chordal_env.cls, "-color", dump_ir_block_graph_sched); /* Build the interference graph. */ chordal_env.ifg = be_ifg_std_new(&chordal_env); @@ -274,25 +286,29 @@ static void be_ra_chordal_main(const be_main_env_t *main_env, ir_graph *irg) /* copy minimization */ copystat_collect_cls(&chordal_env); be_copy_opt(&chordal_env); - dump(BE_CH_DUMP_COPYMIN, irg, "-copymin", dump_ir_block_graph_sched); + dump(BE_CH_DUMP_COPYMIN, irg, chordal_env.cls, "-copymin", dump_ir_block_graph_sched); be_ra_chordal_check(&chordal_env); /* ssa destruction */ be_ssa_destruction(&chordal_env); - dump(BE_CH_DUMP_SSADESTR, irg, "-ssadestr", dump_ir_block_graph_sched); + dump(BE_CH_DUMP_SSADESTR, irg, chordal_env.cls, "-ssadestr", dump_ir_block_graph_sched); be_ssa_destruction_check(&chordal_env); be_ra_chordal_check(&chordal_env); copystat_dump(irg); be_ifg_free(chordal_env.ifg); - be_numbering_done(irg); pmap_destroy(chordal_env.border_heads); + del_pset(chordal_env.constr_irn); } - lower_perms(&chordal_env, options.lower_perm_method == BE_CH_LOWER_PERM_COPY ? 1 : 0); - dump(BE_CH_DUMP_LOWER, irg, "-belower", dump_ir_block_graph_sched); + be_compute_spill_offsets(&chordal_env); + + dump(BE_CH_DUMP_LOWER, irg, NULL, "-spilloff", dump_ir_block_graph_sched); + + lower_nodes_after_ra(&chordal_env, options.lower_perm_method == BE_CH_LOWER_PERM_COPY ? 1 : 0); + dump(BE_CH_DUMP_LOWER, irg, NULL, "-belower-after-ra", dump_ir_block_graph_sched); be_free_dominance_frontiers(chordal_env.dom_front); obstack_free(&chordal_env.obst, NULL);