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111
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1 ;; Multiplication patterns for TI C6X.
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2 ;; This file is processed by genmult.sh to produce two variants of each
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3 ;; pattern, a normal one and a real_mult variant for modulo scheduling.
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145
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4 ;; Copyright (C) 2010-2020 Free Software Foundation, Inc.
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111
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5 ;; Contributed by Bernd Schmidt <bernds@codesourcery.com>
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6 ;; Contributed by CodeSourcery.
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7 ;;
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8 ;; This file is part of GCC.
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9 ;;
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10 ;; GCC is free software; you can redistribute it and/or modify
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11 ;; it under the terms of the GNU General Public License as published by
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12 ;; the Free Software Foundation; either version 3, or (at your option)
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13 ;; any later version.
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14 ;;
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15 ;; GCC is distributed in the hope that it will be useful,
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16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 ;; GNU General Public License for more details.
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19 ;;
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20 ;; You should have received a copy of the GNU General Public License
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21 ;; along with GCC; see the file COPYING3. If not see
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22 ;; <http://www.gnu.org/licenses/>.
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23
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24 ;; -------------------------------------------------------------------------
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25 ;; Miscellaneous insns that execute on the M units
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26 ;; -------------------------------------------------------------------------
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27
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28 (define_insn "rotlsi3_VARIANT_"
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29 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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30 (rotate:SI (match_operand:SI 1 "register_operand" "a,b,?b,?a")
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31 (match_operand:SI 2 "reg_or_ucst5_operand" "aIu5,bIu5,aIu5,bIu5"))_CBRK_)]
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32 "TARGET_INSNS_64"
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33 "%|%.\\trotl\\t%$\\t%1, %2, %_MODk_0"
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34 [(set_attr "units" "m")
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35 (set_attr "type" "mpy2")
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36 (set_attr "cross" "n,n,y,y")])
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37
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38 (define_insn "bitrevsi2_VARIANT_"
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39 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_A_,_B_,_B_")
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40 (unspec:SI [(match_operand:SI 1 "register_operand" "a,?b,b,?a")]
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41 UNSPEC_BITREV)_CBRK_)]
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42 "TARGET_INSNS_64"
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43 "%|%.\\tbitr\\t%$\\t%1, %_MODk_0"
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44 [(set_attr "units" "m")
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45 (set_attr "type" "mpy2")
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46 (set_attr "cross" "n,y,n,y")])
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47
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48 ;; Vector average.
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49
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50 (define_insn "avgv2hi3_VARIANT_"
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51 [(_SET_ _OBRK_(match_operand:_MV2HI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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52 (unspec:V2HI [(match_operand:V2HI 1 "register_operand" "a,b,?b,?a")
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53 (match_operand:V2HI 2 "register_operand" "a,b,a,b")] UNSPEC_AVG)_CBRK_)]
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54 "TARGET_INSNS_64"
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55 "%|%.\\tavg2\\t%$\\t%1, %2, %_MODk_0"
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56 [(set_attr "units" "m")
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57 (set_attr "type" "mpy2")
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58 (set_attr "cross" "n,n,y,y")])
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59
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60 (define_insn "uavgv4qi3_VARIANT_"
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61 [(_SET_ _OBRK_(match_operand:_MV4QI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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62 (unspec:V4QI [(match_operand:V4QI 1 "register_operand" "a,b,?b,?a")
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63 (match_operand:V4QI 2 "register_operand" "a,b,a,b")] UNSPEC_AVG)_CBRK_)]
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64 "TARGET_INSNS_64"
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65 "%|%.\\tavgu4\\t%$\\t%1, %2, %_MODk_0"
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66 [(set_attr "units" "m")
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67 (set_attr "type" "mpy2")
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68 (set_attr "cross" "n,n,y,y")])
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69
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70 ;; -------------------------------------------------------------------------
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71 ;; Multiplication
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72 ;; -------------------------------------------------------------------------
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73
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74 (define_insn "mulhi3_VARIANT_"
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75 [(_SET_ _OBRK_(match_operand:HI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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76 (mult:HI (match_operand:HI 1 "register_operand" "a,b,?b,?a")
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77 (match_operand:HI 2 "reg_or_scst5_operand" "aIs5,bIs5,aIs5,bIs5"))_CBRK_)]
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78 ""
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79 "%|%.\\tmpy\\t%$\\t%2, %1, %_MODk_0"
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80 [(set_attr "type" "mpy2")
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81 (set_attr "units" "m")
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82 (set_attr "op_pattern" "sxs")
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83 (set_attr "cross" "n,n,y,y")])
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84
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85 (define_insn "mulhisi3_const_VARIANT_"
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86 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A__B_")
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87 (mult:SI (sign_extend:SI
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88 (match_operand:HI 1 "register_operand" "a,b,?ab"))
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89 (match_operand:HI 2 "scst5_operand" "Is5,Is5,Is5"))_CBRK_)]
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90 ""
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91 "%|%.\\tmpy\\t%$\\t%2, %1, %_MODk_0"
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92 [(set_attr "type" "mpy2")
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93 (set_attr "units" "m")
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94 (set_attr "cross" "n,n,y")])
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95
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96 (define_insn "*mulhisi3_insn_VARIANT_"
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97 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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98 (mult:SI (sign_extend:SI
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99 (match_operand:HI 1 "register_operand" "%a,b,?a,?b"))
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100 (sign_extend:SI
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101 (match_operand:HI 2 "reg_or_scst5_operand" "a,b,b,a")))_CBRK_)]
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102 ""
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103 "%|%.\\tmpy\\t%$\\t%1, %2, %_MODk_0"
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104 [(set_attr "type" "mpy2")
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105 (set_attr "units" "m")
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106 (set_attr "op_pattern" "ssx")
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107 (set_attr "cross" "n,n,y,y")])
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108
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109 (define_insn "mulhisi3_lh_VARIANT_"
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110 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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111 (mult:SI (sign_extend:SI
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112 (match_operand:HI 1 "register_operand" "a,b,?a,?b"))
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113 (ashiftrt:SI
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114 (match_operand:SI 2 "register_operand" "a,b,b,a")
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115 (const_int 16)))_CBRK_)]
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116 ""
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117 "%|%.\\tmpylh\\t%$\\t%1, %2, %_MODk_0"
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118 [(set_attr "type" "mpy2")
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119 (set_attr "units" "m")
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120 (set_attr "cross" "n,n,y,y")])
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121
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122 (define_insn "mulhisi3_hl_VARIANT_"
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123 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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124 (mult:SI (ashiftrt:SI
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125 (match_operand:SI 1 "register_operand" "a,b,?a,?b")
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126 (const_int 16))
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127 (sign_extend:SI
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128 (match_operand:HI 2 "register_operand" "a,b,b,a")))_CBRK_)]
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129 ""
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130 "%|%.\\tmpyhl\\t%$\\t%1, %2, %_MODk_0"
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131 [(set_attr "type" "mpy2")
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132 (set_attr "units" "m")
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133 (set_attr "cross" "n,n,y,y")])
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134
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135 (define_insn "mulhisi3_hh_VARIANT_"
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136 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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137 (mult:SI (ashiftrt:SI
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138 (match_operand:SI 1 "register_operand" "%a,b,?a,?b")
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139 (const_int 16))
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140 (ashiftrt:SI
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141 (match_operand:SI 2 "register_operand" "a,b,b,a")
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142 (const_int 16)))_CBRK_)]
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143 ""
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144 "%|%.\\tmpyh\\t%$\\t%1, %2, %_MODk_0"
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145 [(set_attr "type" "mpy2")
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146 (set_attr "units" "m")
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147 (set_attr "cross" "n,n,y,y")])
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148
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149 (define_insn "umulhisi3_VARIANT_"
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150 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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151 (mult:SI (zero_extend:SI
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152 (match_operand:HI 1 "register_operand" "%a,b,?a,?b"))
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153 (zero_extend:SI
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154 (match_operand:HI 2 "register_operand" "a,b,b,a")))_CBRK_)]
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155 ""
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156 "%|%.\\tmpyu\\t%$\\t%1, %2, %_MODk_0"
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157 [(set_attr "type" "mpy2")
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158 (set_attr "units" "m")
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159 (set_attr "cross" "n,n,y,y")])
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160
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161 (define_insn "umulhisi3_lh_VARIANT_"
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162 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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163 (mult:SI (zero_extend:SI
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164 (match_operand:HI 1 "register_operand" "a,b,?a,?b"))
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165 (lshiftrt:SI
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166 (match_operand:SI 2 "register_operand" "a,b,b,a")
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167 (const_int 16)))_CBRK_)]
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168 ""
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169 "%|%.\\tmpylhu\\t%$\\t%1, %2, %_MODk_0"
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170 [(set_attr "type" "mpy2")
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171 (set_attr "units" "m")
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172 (set_attr "cross" "n,n,y,y")])
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173
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174 (define_insn "umulhisi3_hl_VARIANT_"
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175 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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176 (mult:SI (lshiftrt:SI
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177 (match_operand:SI 1 "register_operand" "a,b,?a,?b")
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178 (const_int 16))
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179 (zero_extend:SI
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180 (match_operand:HI 2 "register_operand" "a,b,b,a")))_CBRK_)]
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181 ""
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182 "%|%.\\tmpyhlu\\t%$\\t%1, %2, %_MODk_0"
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183 [(set_attr "type" "mpy2")
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184 (set_attr "units" "m")
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185 (set_attr "cross" "n,n,y,y")])
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186
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187 (define_insn "umulhisi3_hh_VARIANT_"
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188 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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189 (mult:SI (lshiftrt:SI
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190 (match_operand:SI 1 "register_operand" "%a,b,?a,?b")
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191 (const_int 16))
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192 (lshiftrt:SI
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193 (match_operand:SI 2 "register_operand" "a,b,b,a")
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194 (const_int 16)))_CBRK_)]
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195 ""
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196 "%|%.\\tmpyhu\\t%$\\t%1, %2, %_MODk_0"
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197 [(set_attr "type" "mpy2")
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198 (set_attr "units" "m")
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199 (set_attr "cross" "n,n,y,y")])
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200
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201 (define_insn "usmulhisi3_const_VARIANT_"
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202 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A__B_")
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203 (mult:SI (zero_extend:SI
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204 (match_operand:HI 1 "register_operand" "a,b,?ab"))
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205 (match_operand:SI 2 "scst5_operand" "Is5,Is5,Is5"))_CBRK_)]
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206 ""
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207 "%|%.\\tmpysu\\t%$\\t%2, %1, %_MODk_0"
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208 [(set_attr "type" "mpy2")
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209 (set_attr "units" "m")
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210 (set_attr "cross" "n,n,y")])
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211
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212 (define_insn "*usmulhisi3_insn_VARIANT_"
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213 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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214 (mult:SI (zero_extend:SI
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215 (match_operand:HI 1 "register_operand" "a,b,?a,?b"))
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216 (sign_extend:SI
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217 (match_operand:HI 2 "reg_or_scst5_operand" "aIs5,bIs5,bIs5,aIs5")))_CBRK_)]
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218 ""
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219 "%|%.\\tmpyus\\t%$\\t%1, %2, %_MODk_0"
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220 [(set_attr "type" "mpy2")
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221 (set_attr "units" "m")
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222 (set_attr "cross" "n,n,y,y")])
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223
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224 (define_insn "usmulhisi3_lh_VARIANT_"
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225 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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226 (mult:SI (zero_extend:SI
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227 (match_operand:HI 1 "register_operand" "a,b,?a,?b"))
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228 (ashiftrt:SI
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229 (match_operand:SI 2 "register_operand" "a,b,b,a")
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230 (const_int 16)))_CBRK_)]
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231 ""
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232 "%|%.\\tmpyluhs\\t%$\\t%1, %2, %_MODk_0"
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233 [(set_attr "type" "mpy2")
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234 (set_attr "units" "m")
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235 (set_attr "cross" "n,n,y,y")])
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236
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237 (define_insn "usmulhisi3_hl_VARIANT_"
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238 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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239 (mult:SI (lshiftrt:SI
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240 (match_operand:SI 1 "register_operand" "a,b,?a,?b")
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241 (const_int 16))
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242 (sign_extend:SI
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243 (match_operand:HI 2 "register_operand" "a,b,b,a")))_CBRK_)]
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244 ""
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245 "%|%.\\tmpyhuls\\t%$\\t%1, %2, %_MODk_0"
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246 [(set_attr "type" "mpy2")
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247 (set_attr "units" "m")
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248 (set_attr "cross" "n,n,y,y")])
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249
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250 (define_insn "usmulhisi3_hh_VARIANT_"
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251 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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252 (mult:SI (lshiftrt:SI
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253 (match_operand:SI 1 "register_operand" "a,b,?a,?b")
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254 (const_int 16))
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255 (ashiftrt:SI
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256 (match_operand:SI 2 "register_operand" "a,b,b,a")
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257 (const_int 16)))_CBRK_)]
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258 ""
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259 "%|%.\\tmpyhus\\t%$\\t%1, %2, %_MODk_0"
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260 [(set_attr "type" "mpy2")
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261 (set_attr "units" "m")
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262 (set_attr "cross" "n,n,y,y")])
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263
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264 (define_insn "mulsi3_insn_VARIANT_"
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265 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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266 (mult:SI (match_operand:SI 1 "register_operand" "%a,b,?a,?b")
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267 (match_operand:SI 2 "register_operand" "a,b,b,a"))_CBRK_)]
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268 "TARGET_MPY32"
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269 "%|%.\\tmpy32\\t%$\\t%1, %2, %_MODk_0"
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270 [(set_attr "type" "mpy4")
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271 (set_attr "units" "m")
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272 (set_attr "cross" "n,n,y,y")])
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273
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274 (define_insn "<u>mulsidi3_VARIANT_"
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275 [(_SET_ _OBRK_(match_operand:DI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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276 (mult:DI (any_ext:DI
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277 (match_operand:SI 1 "register_operand" "%a,b,?a,?b"))
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278 (any_ext:DI
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279 (match_operand:SI 2 "register_operand" "a,b,b,a")))_CBRK_)]
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280 "TARGET_MPY32"
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281 "%|%.\\tmpy32<u>\\t%$\\t%1, %2, %_MODK_0"
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282 [(set_attr "type" "mpy4")
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283 (set_attr "units" "m")
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284 (set_attr "cross" "n,n,y,y")])
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285
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286 (define_insn "usmulsidi3_VARIANT_"
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287 [(_SET_ _OBRK_(match_operand:DI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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288 (mult:DI (zero_extend:DI
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289 (match_operand:SI 1 "register_operand" "a,b,?a,?b"))
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290 (sign_extend:DI
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291 (match_operand:SI 2 "register_operand" "a,b,b,a")))_CBRK_)]
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292 "TARGET_MPY32"
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293 "%|%.\\tmpy32us\\t%$\\t%1, %2, %_MODK_0"
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294 [(set_attr "type" "mpy4")
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295 (set_attr "units" "m")
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296 (set_attr "cross" "n,n,y,y")])
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297
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298 ;; Widening vector multiply and dot product
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299
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300 (define_insn "mulv2hiv2si3_VARIANT_"
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301 [(_SET_ _OBRK_(match_operand:V2SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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302 (mult:V2SI
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303 (sign_extend:V2SI (match_operand:V2HI 1 "register_operand" "a,b,a,b"))
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304 (sign_extend:V2SI (match_operand:V2HI 2 "register_operand" "a,b,?b,?a")))_CBRK_)]
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305 "TARGET_INSNS_64"
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306 "%|%.\\tmpy2\\t%$\\t%1, %2, %_MODk_0"
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307 [(set_attr "type" "mpy4")
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308 (set_attr "units" "m")
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309 (set_attr "cross" "n,n,y,y")])
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310
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311 (define_insn "umulv4qiv4hi3_VARIANT_"
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312 [(_SET_ _OBRK_(match_operand:V4HI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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313 (mult:V4HI
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314 (zero_extend:V4HI (match_operand:V4QI 1 "register_operand" "a,b,a,b"))
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315 (zero_extend:V4HI (match_operand:V4QI 2 "register_operand" "a,b,?b,?a")))_CBRK_)]
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316 "TARGET_INSNS_64"
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317 "%|%.\\tmpyu4\\t%$\\t%1, %2, %_MODk_0"
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318 [(set_attr "type" "mpy4")
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319 (set_attr "units" "m")
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320 (set_attr "cross" "n,n,y,y")])
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321
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322 (define_insn "usmulv4qiv4hi3_VARIANT_"
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323 [(_SET_ _OBRK_(match_operand:V4HI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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324 (mult:V4HI
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325 (zero_extend:V4HI (match_operand:V4QI 1 "register_operand" "a,b,?b,?a"))
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326 (sign_extend:V4HI (match_operand:V4QI 2 "register_operand" "a,b,a,b")))_CBRK_)]
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327 "TARGET_INSNS_64"
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328 "%|%.\\tmpyus4\\t%$\\t%1, %2, %_MODk_0"
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329 [(set_attr "type" "mpy4")
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330 (set_attr "units" "m")
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331 (set_attr "cross" "n,n,y,y")])
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332
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333 (define_insn "dotv2hi_VARIANT_"
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334 [(_SET_ _OBRK_(match_operand:SI 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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335 (plus:SI
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336 (mult:SI
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337 (sign_extend:SI
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338 (vec_select:HI
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339 (match_operand:V2HI 1 "register_operand" "a,b,a,b")
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340 (parallel [(const_int 0)])))
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341 (sign_extend:SI
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342 (vec_select:HI
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343 (match_operand:V2HI 2 "register_operand" "a,b,?b,?a")
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344 (parallel [(const_int 0)]))))
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345 (mult:SI
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346 (sign_extend:SI
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347 (vec_select:HI (match_dup 1) (parallel [(const_int 1)])))
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348 (sign_extend:SI
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349 (vec_select:HI (match_dup 2) (parallel [(const_int 1)])))))_CBRK_)]
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350 "TARGET_INSNS_64"
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351 "%|%.\\tdotp2\\t%$\\t%1, %2, %_MODk_0"
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352 [(set_attr "type" "mpy4")
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353 (set_attr "units" "m")
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354 (set_attr "cross" "n,n,y,y")])
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355
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356 ;; Fractional multiply
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357
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358 (define_insn "mulv2hqv2sq3_VARIANT_"
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359 [(_SET_ _OBRK_(match_operand:_MV2SQ 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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360 (ss_mult:V2SQ
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361 (fract_convert:V2SQ
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362 (match_operand:V2HQ 1 "register_operand" "%a,b,?a,?b"))
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363 (fract_convert:V2SQ
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364 (match_operand:V2HQ 2 "register_operand" "a,b,b,a")))_CBRK_)]
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365 ""
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366 "%|%.\\tsmpy2\\t%$\\t%1, %2, %_MODk_0"
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367 [(set_attr "type" "mpy4")
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368 (set_attr "units" "m")
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369 (set_attr "cross" "n,n,y,y")])
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370
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371 (define_insn "mulhqsq3_VARIANT_"
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372 [(_SET_ _OBRK_(match_operand:_MSQ 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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373 (ss_mult:SQ
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374 (fract_convert:SQ
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375 (match_operand:HQ 1 "register_operand" "%a,b,?a,?b"))
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376 (fract_convert:SQ
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377 (match_operand:HQ 2 "register_operand" "a,b,b,a")))_CBRK_)]
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378 ""
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379 "%|%.\\tsmpy\\t%$\\t%1, %2, %_MODk_0"
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380 [(set_attr "type" "mpy2")
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381 (set_attr "units" "m")
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382 (set_attr "cross" "n,n,y,y")])
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383
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384 (define_insn "mulhqsq3_lh_VARIANT_"
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385 [(_SET_ _OBRK_(match_operand:_MSQ 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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386 (ss_mult:SQ
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387 (fract_convert:SQ
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388 (match_operand:HQ 1 "register_operand" "a,b,?a,?b"))
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389 (fract_convert:SQ
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390 (truncate:HQ (match_operand:SQ 2 "register_operand" "a,b,b,a"))))_CBRK_)]
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391 ""
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392 "%|%.\\tsmpylh\\t%$\\t%1, %2, %_MODk_0"
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393 [(set_attr "type" "mpy2")
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394 (set_attr "units" "m")
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395 (set_attr "cross" "n,n,y,y")])
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396
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397 (define_insn "mulhqsq3_hl_VARIANT_"
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398 [(_SET_ _OBRK_(match_operand:_MSQ 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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399 (ss_mult:SQ
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400 (fract_convert:SQ
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401 (truncate:HQ (match_operand:SQ 1 "register_operand" "a,b,b,a")))
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402 (fract_convert:SQ
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403 (match_operand:HQ 2 "register_operand" "a,b,b,a")))_CBRK_)]
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404 ""
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405 "%|%.\\tsmpyhl\\t%$\\t%1, %2, %_MODk_0"
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406 [(set_attr "type" "mpy2")
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407 (set_attr "units" "m")
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408 (set_attr "cross" "n,n,y,y")])
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409
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410 (define_insn "mulhqsq3_hh_VARIANT_"
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411 [(_SET_ _OBRK_(match_operand:_MSQ 0 "_DESTOPERAND_" "=_A_,_B_,_A_,_B_")
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412 (ss_mult:SQ
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413 (fract_convert:SQ
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414 (truncate:HQ (match_operand:SQ 1 "register_operand" "a,b,b,a")))
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415 (fract_convert:SQ
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416 (truncate:HQ (match_operand:SQ 2 "register_operand" "a,b,b,a"))))_CBRK_)]
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417 ""
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418 "%|%.\\tsmpyh\\t%$\\t%1, %2, %_MODk_0"
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419 [(set_attr "type" "mpy2")
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420 (set_attr "units" "m")
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421 (set_attr "cross" "n,n,y,y")])
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