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1 ;; Machine Description for shared bits common to IWMMXT and Neon.
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2 ;; Copyright (C) 2006, 2007 Free Software Foundation, Inc.
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3 ;; Written by CodeSourcery.
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4 ;;
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5 ;; This file is part of GCC.
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6 ;;
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7 ;; GCC is free software; you can redistribute it and/or modify it
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8 ;; under the terms of the GNU General Public License as published by
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9 ;; the Free Software Foundation; either version 3, or (at your option)
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10 ;; any later version.
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11 ;;
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12 ;; GCC is distributed in the hope that it will be useful, but
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13 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 ;; General Public License for more details.
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16 ;;
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17 ;; You should have received a copy of the GNU General Public License
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18 ;; along with GCC; see the file COPYING3. If not see
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19 ;; <http://www.gnu.org/licenses/>.
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20
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21 ;; Vector Moves
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22
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23 ;; All integer and float modes supported by Neon and IWMMXT.
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24 (define_mode_iterator VALL [V2DI V2SI V4HI V8QI V2SF V4SI V8HI V16QI V4SF])
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25
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26 ;; All integer and float modes supported by Neon and IWMMXT, except V2DI.
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27 (define_mode_iterator VALLW [V2SI V4HI V8QI V2SF V4SI V8HI V16QI V4SF])
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28
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29 ;; All integer modes supported by Neon and IWMMXT
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30 (define_mode_iterator VINT [V2DI V2SI V4HI V8QI V4SI V8HI V16QI])
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31
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32 ;; All integer modes supported by Neon and IWMMXT, except V2DI
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33 (define_mode_iterator VINTW [V2SI V4HI V8QI V4SI V8HI V16QI])
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34
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35 (define_expand "mov<mode>"
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36 [(set (match_operand:VALL 0 "nonimmediate_operand" "")
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37 (match_operand:VALL 1 "general_operand" ""))]
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38 "TARGET_NEON
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39 || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
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40 {
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41 })
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42
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43 ;; Vector arithmetic. Expanders are blank, then unnamed insns implement
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44 ;; patterns separately for IWMMXT and Neon.
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45
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46 (define_expand "add<mode>3"
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47 [(set (match_operand:VALL 0 "s_register_operand" "")
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48 (plus:VALL (match_operand:VALL 1 "s_register_operand" "")
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49 (match_operand:VALL 2 "s_register_operand" "")))]
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50 "TARGET_NEON
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51 || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
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52 {
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53 })
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54
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55 (define_expand "sub<mode>3"
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56 [(set (match_operand:VALL 0 "s_register_operand" "")
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57 (minus:VALL (match_operand:VALL 1 "s_register_operand" "")
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58 (match_operand:VALL 2 "s_register_operand" "")))]
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59 "TARGET_NEON
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60 || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
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61 {
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62 })
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63
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64 (define_expand "mul<mode>3"
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65 [(set (match_operand:VALLW 0 "s_register_operand" "")
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66 (mult:VALLW (match_operand:VALLW 1 "s_register_operand" "")
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67 (match_operand:VALLW 2 "s_register_operand" "")))]
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68 "TARGET_NEON || (<MODE>mode == V4HImode && TARGET_REALLY_IWMMXT)"
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69 {
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70 })
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71
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72 (define_expand "smin<mode>3"
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73 [(set (match_operand:VALLW 0 "s_register_operand" "")
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74 (smin:VALLW (match_operand:VALLW 1 "s_register_operand" "")
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75 (match_operand:VALLW 2 "s_register_operand" "")))]
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76 "TARGET_NEON
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77 || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
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78 {
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79 })
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80
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81 (define_expand "umin<mode>3"
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82 [(set (match_operand:VINTW 0 "s_register_operand" "")
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83 (umin:VINTW (match_operand:VINTW 1 "s_register_operand" "")
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84 (match_operand:VINTW 2 "s_register_operand" "")))]
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85 "TARGET_NEON
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86 || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
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87 {
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88 })
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89
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90 (define_expand "smax<mode>3"
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91 [(set (match_operand:VALLW 0 "s_register_operand" "")
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92 (smax:VALLW (match_operand:VALLW 1 "s_register_operand" "")
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93 (match_operand:VALLW 2 "s_register_operand" "")))]
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94 "TARGET_NEON
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95 || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
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96 {
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97 })
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98
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99 (define_expand "umax<mode>3"
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100 [(set (match_operand:VINTW 0 "s_register_operand" "")
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101 (umax:VINTW (match_operand:VINTW 1 "s_register_operand" "")
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102 (match_operand:VINTW 2 "s_register_operand" "")))]
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103 "TARGET_NEON
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104 || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (<MODE>mode))"
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105 {
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106 })
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