C++ (Cpp) layout_superblocks示例

示例#1

void
tracer (unsigned int flags)
{
  if (n_basic_blocks <= NUM_FIXED_BLOCKS + 1)
    return;

  cfg_layout_initialize (flags);
  mark_dfs_back_edges ();
  if (dump_file)
    dump_flow_info (dump_file, dump_flags);
  tail_duplicate ();
  layout_superblocks ();
  if (dump_file)
    dump_flow_info (dump_file, dump_flags);
  cfg_layout_finalize ();

  /* Merge basic blocks in duplicated traces.  */
  cleanup_cfg (CLEANUP_EXPENSIVE);
}

示例#2

void
tracer (void)
{
  if (n_basic_blocks <= 1)
    return;

  timevar_push (TV_TRACER);

  cfg_layout_initialize ();
  mark_dfs_back_edges ();
  if (rtl_dump_file)
    dump_flow_info (rtl_dump_file);
  tail_duplicate ();
  layout_superblocks ();
  if (rtl_dump_file)
    dump_flow_info (rtl_dump_file);
  cfg_layout_finalize ();

  /* Merge basic blocks in duplicated traces.  */
  cleanup_cfg (CLEANUP_EXPENSIVE);

  timevar_pop (TV_TRACER);
}