Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / arm / vec-common.md

diff --git a/gcc/config/arm/vec-common.md b/gcc/config/arm/vec-common.md
new file mode 100644 (file)
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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))"
+{
+})
+
+;; 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))"
+{
+})