* config/h8300/constraints.md ("U" constraint): Use strict
[official-gcc.git] / gcc / config / arm / vec-common.md
blob31a14644af588ce59af4c17691468ae487831b24
1 ;; Machine Description for shared bits common to IWMMXT and Neon.
2 ;; Copyright (C) 2006-2015 Free Software Foundation, Inc.
3 ;; Written by CodeSourcery.
4 ;;
5 ;; This file is part of GCC.
6 ;;
7 ;; GCC is free software; you can redistribute it and/or modify it
8 ;; under the terms of the GNU General Public License as published by
9 ;; the Free Software Foundation; either version 3, or (at your option)
10 ;; any later version.
12 ;; GCC is distributed in the hope that it will be useful, but
13 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15 ;; General Public License for more details.
17 ;; You should have received a copy of the GNU General Public License
18 ;; along with GCC; see the file COPYING3.  If not see
19 ;; <http://www.gnu.org/licenses/>.
21 ;; Vector Moves
23 (define_expand "mov<mode>"
24   [(set (match_operand:VALL 0 "nonimmediate_operand" "")
25         (match_operand:VALL 1 "general_operand" ""))]
26   "TARGET_NEON
27    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
29   if (can_create_pseudo_p ())
30     {
31       if (!REG_P (operands[0]))
32         operands[1] = force_reg (<MODE>mode, operands[1]);
33       else if (TARGET_NEON && CONSTANT_P (operands[1]))
34         {
35           operands[1] = neon_make_constant (operands[1]);
36           gcc_assert (operands[1] != NULL_RTX);
37         }
38     }
41 ;; Vector arithmetic. Expanders are blank, then unnamed insns implement
42 ;; patterns separately for IWMMXT and Neon.
44 (define_expand "add<mode>3"
45   [(set (match_operand:VALL 0 "s_register_operand" "")
46         (plus:VALL (match_operand:VALL 1 "s_register_operand" "")
47                    (match_operand:VALL 2 "s_register_operand" "")))]
48   "(TARGET_NEON && ((<MODE>mode != V2SFmode && <MODE>mode != V4SFmode)
49                     || flag_unsafe_math_optimizations))
50    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
54 (define_expand "sub<mode>3"
55   [(set (match_operand:VALL 0 "s_register_operand" "")
56         (minus:VALL (match_operand:VALL 1 "s_register_operand" "")
57                     (match_operand:VALL 2 "s_register_operand" "")))]
58   "(TARGET_NEON && ((<MODE>mode != V2SFmode && <MODE>mode != V4SFmode)
59                     || flag_unsafe_math_optimizations))
60    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
64 (define_expand "mul<mode>3"
65   [(set (match_operand:VALLW 0 "s_register_operand" "")
66         (mult:VALLW (match_operand:VALLW 1 "s_register_operand" "")
67                     (match_operand:VALLW 2 "s_register_operand" "")))]
68   "(TARGET_NEON && ((<MODE>mode != V2SFmode && <MODE>mode != V4SFmode)
69                     || flag_unsafe_math_optimizations))
70    || (<MODE>mode == V4HImode && TARGET_REALLY_IWMMXT)"
74 (define_expand "smin<mode>3"
75   [(set (match_operand:VALLW 0 "s_register_operand" "")
76         (smin:VALLW (match_operand:VALLW 1 "s_register_operand" "")
77                     (match_operand:VALLW 2 "s_register_operand" "")))]
78   "(TARGET_NEON && ((<MODE>mode != V2SFmode && <MODE>mode != V4SFmode)
79                     || flag_unsafe_math_optimizations))
80    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
84 (define_expand "umin<mode>3"
85   [(set (match_operand:VINTW 0 "s_register_operand" "")
86         (umin:VINTW (match_operand:VINTW 1 "s_register_operand" "")
87                     (match_operand:VINTW 2 "s_register_operand" "")))]
88   "TARGET_NEON
89    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
93 (define_expand "smax<mode>3"
94   [(set (match_operand:VALLW 0 "s_register_operand" "")
95         (smax:VALLW (match_operand:VALLW 1 "s_register_operand" "")
96                     (match_operand:VALLW 2 "s_register_operand" "")))]
97   "(TARGET_NEON && ((<MODE>mode != V2SFmode && <MODE>mode != V4SFmode)
98                     || flag_unsafe_math_optimizations))
99    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
103 (define_expand "umax<mode>3"
104   [(set (match_operand:VINTW 0 "s_register_operand" "")
105         (umax:VINTW (match_operand:VINTW 1 "s_register_operand" "")
106                     (match_operand:VINTW 2 "s_register_operand" "")))]
107   "TARGET_NEON
108    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
112 (define_expand "vec_perm_const<mode>"
113   [(match_operand:VALL 0 "s_register_operand" "")
114    (match_operand:VALL 1 "s_register_operand" "")
115    (match_operand:VALL 2 "s_register_operand" "")
116    (match_operand:<V_cmp_result> 3 "" "")]
117   "TARGET_NEON
118    || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
120   if (arm_expand_vec_perm_const (operands[0], operands[1],
121                                  operands[2], operands[3]))
122     DONE;
123   else
124     FAIL;
127 (define_expand "vec_perm<mode>"
128   [(match_operand:VE 0 "s_register_operand" "")
129    (match_operand:VE 1 "s_register_operand" "")
130    (match_operand:VE 2 "s_register_operand" "")
131    (match_operand:VE 3 "s_register_operand" "")]
132   "TARGET_NEON && !BYTES_BIG_ENDIAN"
134   arm_expand_vec_perm (operands[0], operands[1], operands[2], operands[3]);
135   DONE;