Subversion Repositories openrisc_2011-10-31

/* MIPS extra machine modes. 
   Copyright (C) 2003, 2004, 2007, 2008 Free Software Foundation, Inc.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */

/* MIPS has a quirky almost-IEEE format for all its
   floating point.  */
RESET_FLOAT_FORMAT (SF, mips_single_format);
RESET_FLOAT_FORMAT (DF, mips_double_format);

/* Irix6 will override this via MIPS_TFMODE_FORMAT.  */
FLOAT_MODE (TF, 16, mips_quad_format);

/* Vector modes.  */
VECTOR_MODES (INT, 8);        /*       V8QI V4HI V2SI */
VECTOR_MODES (FLOAT, 8);      /*            V4HF V2SF */
VECTOR_MODES (INT, 4);        /*            V4QI V2HI */

VECTOR_MODES (FRACT, 4);        /* V4QQ  V2HQ */
VECTOR_MODES (UFRACT, 4);       /* V4UQQ V2UHQ */
VECTOR_MODES (ACCUM, 4);        /*       V2HA */
VECTOR_MODES (UACCUM, 4);       /*       V2UHA */

/* Paired single comparison instructions use 2 or 4 CC.  */
CC_MODE (CCV2);
ADJUST_BYTESIZE (CCV2, 8);
ADJUST_ALIGNMENT (CCV2, 8);

CC_MODE (CCV4);
ADJUST_BYTESIZE (CCV4, 16);
ADJUST_ALIGNMENT (CCV4, 16);

/* For MIPS DSP control registers.  */
CC_MODE (CCDSP);