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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [config/] [arm/] [vec-common.md] - Rev 338
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;; Machine Description for shared bits common to IWMMXT and Neon.
;; Copyright (C) 2006, 2007 Free Software Foundation, Inc.
;; Written by CodeSourcery.
;;
;; 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/>.
;; Vector Moves
;; All integer and float modes supported by Neon and IWMMXT.
(define_mode_iterator VALL [V2DI V2SI V4HI V8QI V2SF V4SI V8HI V16QI V4SF])
;; All integer and float modes supported by Neon and IWMMXT, except V2DI.
(define_mode_iterator VALLW [V2SI V4HI V8QI V2SF V4SI V8HI V16QI V4SF])
;; All integer modes supported by Neon and IWMMXT
(define_mode_iterator VINT [V2DI V2SI V4HI V8QI V4SI V8HI V16QI])
;; All integer modes supported by Neon and IWMMXT, except V2DI
(define_mode_iterator VINTW [V2SI V4HI V8QI V4SI V8HI V16QI])
(define_expand "mov<mode>"
[(set (match_operand:VALL 0 "nonimmediate_operand" "")
(match_operand:VALL 1 "general_operand" ""))]
"TARGET_NEON
|| (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
{
if (can_create_pseudo_p ())
{
if (GET_CODE (operands[0]) != REG)
operands[1] = force_reg (<MODE>mode, operands[1]);
else if (TARGET_NEON && CONSTANT_P (operands[1]))
{
operands[1] = neon_make_constant (operands[1]);
gcc_assert (operands[1] != NULL_RTX);
}
}
})
;; Vector arithmetic. Expanders are blank, then unnamed insns implement
;; patterns separately for IWMMXT and Neon.
(define_expand "add<mode>3"
[(set (match_operand:VALL 0 "s_register_operand" "")
(plus:VALL (match_operand:VALL 1 "s_register_operand" "")
(match_operand:VALL 2 "s_register_operand" "")))]
"TARGET_NEON
|| (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
{
})
(define_expand "sub<mode>3"
[(set (match_operand:VALL 0 "s_register_operand" "")
(minus:VALL (match_operand:VALL 1 "s_register_operand" "")
(match_operand:VALL 2 "s_register_operand" "")))]
"TARGET_NEON
|| (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
{
})
(define_expand "mul<mode>3"
[(set (match_operand:VALLW 0 "s_register_operand" "")
(mult:VALLW (match_operand:VALLW 1 "s_register_operand" "")
(match_operand:VALLW 2 "s_register_operand" "")))]
"TARGET_NEON || (<MODE>mode == V4HImode && TARGET_REALLY_IWMMXT)"
{
})
(define_expand "smin<mode>3"
[(set (match_operand:VALLW 0 "s_register_operand" "")
(smin:VALLW (match_operand:VALLW 1 "s_register_operand" "")
(match_operand:VALLW 2 "s_register_operand" "")))]
"TARGET_NEON
|| (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
{
})
(define_expand "umin<mode>3"
[(set (match_operand:VINTW 0 "s_register_operand" "")
(umin:VINTW (match_operand:VINTW 1 "s_register_operand" "")
(match_operand:VINTW 2 "s_register_operand" "")))]
"TARGET_NEON
|| (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
{
})
(define_expand "smax<mode>3"
[(set (match_operand:VALLW 0 "s_register_operand" "")
(smax:VALLW (match_operand:VALLW 1 "s_register_operand" "")
(match_operand:VALLW 2 "s_register_operand" "")))]
"TARGET_NEON
|| (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
{
})
(define_expand "umax<mode>3"
[(set (match_operand:VINTW 0 "s_register_operand" "")
(umax:VINTW (match_operand:VINTW 1 "s_register_operand" "")
(match_operand:VINTW 2 "s_register_operand" "")))]
"TARGET_NEON
|| (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
{
})