1  /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
       2  /* { dg-options "-O3 -fselective-scheduling2 -funroll-loops" } */
       3  extern int mode_size[];
       4  typedef unsigned HARD_REG_SET[ ((64 + 32 - 1) / 32) ];
       5  enum reload_type {
       6    RELOAD_FOR_INPUT,
       7    RELOAD_FOR_OUTPUT,
       8    RELOAD_FOR_INSN,
       9    RELOAD_FOR_INPUT_ADDRESS,
      10    RELOAD_FOR_OUTPUT_ADDRESS,
      11    RELOAD_FOR_OPERAND_ADDRESS,
      12    RELOAD_FOR_OPADDR_ADDR,
      13    RELOAD_OTHER,
      14    RELOAD_FOR_OTHER_ADDRESS
      15  };
      16  static HARD_REG_SET reload_reg_used;
      17  static HARD_REG_SET reload_reg_used_in_input_addr[10];
      18  static HARD_REG_SET reload_reg_used_in_output_addr[10];
      19  static HARD_REG_SET reload_reg_used_in_input[10];
      20  static HARD_REG_SET reload_reg_used_in_output[10];
      21  static HARD_REG_SET reload_reg_used_in_op_addr;
      22  static HARD_REG_SET reload_reg_used_in_op_addr_reload;
      23  static HARD_REG_SET reload_reg_used_in_insn;
      24  static HARD_REG_SET reload_reg_used_in_other_addr;
      25  static HARD_REG_SET reload_reg_used_at_all;
      26  void __attribute__((cold)) mark_reload_reg_in_use (int regno, int opnum, int type, int mode)
      27  {
      28    int nregs = regno ? 1 : mode_size[mode];
      29    int i;
      30    for (i = regno; i < nregs + regno; i++)
      31    {
      32      switch (type)
      33      {
      34        case RELOAD_OTHER: reload_reg_used[i / 32u] |= 1 << i % 32u; break;
      35        case RELOAD_FOR_INPUT_ADDRESS: reload_reg_used_in_input_addr[opnum][i / 32u] |= 1 << i % 32u; break;
      36        case RELOAD_FOR_OUTPUT_ADDRESS: reload_reg_used_in_output_addr[opnum][i / 32u] |= 1 << i % 32u; break;
      37        case RELOAD_FOR_OPERAND_ADDRESS: reload_reg_used_in_op_addr[i / 32u] |= 1 << i % 32u; break;
      38        case RELOAD_FOR_OPADDR_ADDR: reload_reg_used_in_op_addr_reload[i / 32u] |= 1 << i % 32u; break;
      39        case RELOAD_FOR_OTHER_ADDRESS: reload_reg_used_in_other_addr[i / 32u] |= 1; break;
      40        case RELOAD_FOR_INPUT: reload_reg_used_in_input[opnum][i / 32u] |= 1 << i % 32u; break;
      41        case RELOAD_FOR_OUTPUT: reload_reg_used_in_output[opnum][i / 32u] |= 1 << i % 32u; break;
      42        case RELOAD_FOR_INSN: reload_reg_used_in_insn[i / 32u] |= 1 << i % 32u;
      43      }
      44      reload_reg_used_at_all[i / 32u] |= 1 << i;
      45    }
      46  }