/*
- * 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.
*
* @date 26.03.2007
* @version $Id$
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include "bestate.h"
typedef struct minibelady_env_t {
struct obstack obst;
- const arch_env_t *arch_env;
const arch_register_t *reg;
const be_lv_t *lv;
void *func_env;
/* create a new phi-M with bad preds */
for(i = 0; i < arity; ++i) {
- in[i] = new_r_Bad(irg);
+ in[i] = new_r_Unknown(irg, mode_M);
}
DBG((dbg, LEVEL_2, "\tcreate Phi-M for %+F\n", phi));
sched_foreach(block, node) {
if (!is_Phi(node))
break;
- if (arch_get_irn_register(env->arch_env, node) != env->reg)
+ if (arch_get_irn_register(node) != env->reg)
continue;
DBG((dbg, LEVEL_2, "\t...checking %+F\n", node));
if(!mode_is_data(get_irn_mode(node)))
continue;
- if (arch_get_irn_register(env->arch_env, node) != env->reg)
+ if (arch_get_irn_register(node) != env->reg)
continue;
DBG((dbg, LEVEL_2, "\t...checking %+F\n", node));
/* check which state is desired for the node */
arity = get_irn_arity(node);
for(i = 0; i < arity; ++i) {
+ const arch_register_t *reg;
ir_node *in = get_irn_n(node, i);
if(!mode_is_data(get_irn_mode(in)))
continue;
- const arch_register_t *reg =
- arch_get_irn_register(env->arch_env, in);
+ reg = arch_get_irn_register(in);
if(reg == env->reg) {
assert(need_val == NULL);
need_val = in;
const ir_edge_t *edge;
foreach_out_edge(node, edge) {
+ const arch_register_t *reg;
ir_node *proj = get_edge_src_irn(edge);
if(!mode_is_data(get_irn_mode(proj)))
continue;
- const arch_register_t *reg =
- arch_get_irn_register(env->arch_env, proj);
+ reg = arch_get_irn_register(proj);
if(reg == env->reg) {
current_state = proj;
DBG((dbg, LEVEL_3, "\t... current_state <- %+F\n", current_state));
}
} else {
if(mode_is_data(get_irn_mode(node))) {
- const arch_register_t *reg =
- arch_get_irn_register(env->arch_env, node);
+ const arch_register_t *reg = arch_get_irn_register(node);
if(reg == env->reg) {
current_state = node;
DBG((dbg, LEVEL_3, "\t... current_state <- %+F\n", current_state));
be_lv_t *lv = be_assure_liveness(birg);
be_liveness_assure_sets(lv);
- be_assure_dom_front(birg);
/* construct control flow loop tree */
if(! (get_irg_loopinfo_state(irg) & loopinfo_cf_consistent)) {
construct_cf_backedges(irg);
}
obstack_init(&env.obst);
- env.arch_env = be_get_birg_arch_env(birg);
env.reg = reg;
env.func_env = func_env;
env.create_spill = create_spill;
ir_nodemap_init(&env.spill_infos);
assure_doms(irg);
- set_using_visited(irg);
- set_using_irn_link(irg);
+ ir_reserve_resources(irg, IR_RESOURCE_IRN_VISITED | IR_RESOURCE_IRN_LINK);
inc_irg_visited(irg);
/* process blocks */
/* fix block end_states that don't match the next blocks start_state */
irg_block_walk_graph(irg, fix_block_borders, NULL, &env);
- clear_using_visited(irg);
- clear_using_irn_link(irg);
+ ir_free_resources(irg, IR_RESOURCE_IRN_VISITED | IR_RESOURCE_IRN_LINK);
/* reconstruct ssa-form */
info = env.spills;
len = ARR_LEN(phis);
for(i = 0; i < len; ++i) {
ir_node *phi = phis[i];
- be_set_phi_flags(env.arch_env, phi, arch_irn_flags_ignore);
- arch_set_irn_register(env.arch_env, phi, env.reg);
+ be_set_phi_flags(phi, arch_irn_flags_ignore);
+ arch_set_irn_register(phi, env.reg);
}
be_ssa_construction_destroy(&senv);