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/* Definitions of target machine for GNU compiler, for IBM RS/6000.
Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
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 2, 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 COPYING. If not, write to the
Free Software Foundation, 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA. */
/* 128-bit floating point. ABI_V4 uses IEEE quad, AIX/Darwin
adjust this in rs6000_override_options. */
FLOAT_MODE (TF, 16, ieee_quad_format);
/* PSImode is used for the XER register. The XER register
is not used for anything; perhaps it should be deleted,
except that that would change register numbers. */
PARTIAL_INT_MODE (SI);
/* Add any extra modes needed to represent the condition code.
For the RS/6000, we need separate modes when unsigned (logical) comparisons
are being done and we need a separate mode for floating-point. We also
use a mode for the case when we are comparing the results of two
comparisons, as then only the EQ bit is valid in the register. */
CC_MODE (CCUNS);
CC_MODE (CCFP);
CC_MODE (CCEQ);
/* Vector modes. */
VECTOR_MODES (INT, 8); /* V8QI V4HI V2SI */
VECTOR_MODES (INT, 16); /* V16QI V8HI V4SI V2DI */
VECTOR_MODE (INT, DI, 1);
VECTOR_MODES (FLOAT, 8); /* V4HF V2SF */
VECTOR_MODES (FLOAT, 16); /* V8HF V4SF V2DF */
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