trace_env_t *env = XMALLOCZ(trace_env_t);
ir_graph *irg = be_get_birg_irg(birg);
int nn = get_irg_last_idx(irg);
env->curr_time = 0;
env->sched_info = NEW_ARR_F(trace_irn_t, nn);
trace_env_t *env = XMALLOCZ(trace_env_t);
ir_graph *irg = be_get_birg_irg(birg);
int nn = get_irg_last_idx(irg);
env->curr_time = 0;
env->sched_info = NEW_ARR_F(trace_irn_t, nn);