gomp-20050608-branch/gcc/config/mips/mips-modes.def

   1 /* MIPS extra machine modes.
   2    Copyright (C) 2003, 2004 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GCC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  19 Boston, MA 02110-1301, USA.  */
  20
  21 /* MIPS has a quirky almost-IEEE format for all its
  22    floating point.  */
  23 RESET_FLOAT_FORMAT (SF, mips_single_format);
  24 RESET_FLOAT_FORMAT (DF, mips_double_format);
  25
  26 /* Irix6 will override this via MIPS_TFMODE_FORMAT.  */
  27 FLOAT_MODE (TF, 16, mips_quad_format);
  28
  29 /* Vector modes.  */
  30 VECTOR_MODES (FLOAT, 8);      /*            V4HF V2SF */
  31 VECTOR_MODES (INT, 4);        /*            V4QI V2HI */
  32
  33 /* Paired single comparison instructions use 2 or 4 CC.  */
  34 CC_MODE (CCV2);
  35 ADJUST_BYTESIZE (CCV2, 8);
  36 ADJUST_ALIGNMENT (CCV2, 8);
  37
  38 CC_MODE (CCV4);
  39 ADJUST_BYTESIZE (CCV4, 16);
  40 ADJUST_ALIGNMENT (CCV4, 16);
  41
  42 /* For MIPS DSP control registers.  */
  43 CC_MODE (CCDSP);