gcc/config/mips/mips-modes.def

   1 /* MIPS extra machine modes.
   2    Copyright (C) 2003, 2004, 2007 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 3, 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 COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 /* MIPS has a quirky almost-IEEE format for all its
  21    floating point.  */
  22 RESET_FLOAT_FORMAT (SF, mips_single_format);
  23 RESET_FLOAT_FORMAT (DF, mips_double_format);
  24
  25 /* Irix6 will override this via MIPS_TFMODE_FORMAT.  */
  26 FLOAT_MODE (TF, 16, mips_quad_format);
  27
  28 /* Vector modes.  */
  29 VECTOR_MODES (FLOAT, 8);      /*            V4HF V2SF */
  30 VECTOR_MODES (INT, 4);        /*            V4QI V2HI */
  31
  32 VECTOR_MODES (FRACT, 4);        /* V4QQ  V2HQ */
  33 VECTOR_MODES (UFRACT, 4);       /* V4UQQ V2UHQ */
  34 VECTOR_MODES (ACCUM, 4);        /*       V2HA */
  35 VECTOR_MODES (UACCUM, 4);       /*       V2UHA */
  36
  37 /* Paired single comparison instructions use 2 or 4 CC.  */
  38 CC_MODE (CCV2);
  39 ADJUST_BYTESIZE (CCV2, 8);
  40 ADJUST_ALIGNMENT (CCV2, 8);
  41
  42 CC_MODE (CCV4);
  43 ADJUST_BYTESIZE (CCV4, 16);
  44 ADJUST_ALIGNMENT (CCV4, 16);
  45
  46 /* For MIPS DSP control registers.  */
  47 CC_MODE (CCDSP);