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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT COMPILER COMPONENTS --
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4 -- --
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5 -- G N A T . A L T I V E C . C O N V E R S I O N S --
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6 -- --
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7 -- S p e c --
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8 -- --
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145
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9 -- Copyright (C) 2009-2019, Free Software Foundation, Inc. --
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111
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10 -- --
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11 -- GNAT is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
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17 -- --
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18 -- As a special exception under Section 7 of GPL version 3, you are granted --
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19 -- additional permissions described in the GCC Runtime Library Exception, --
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20 -- version 3.1, as published by the Free Software Foundation. --
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21 -- --
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22 -- You should have received a copy of the GNU General Public License and --
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23 -- a copy of the GCC Runtime Library Exception along with this program; --
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24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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25 -- <http://www.gnu.org/licenses/>. --
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26 -- --
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27 -- GNAT was originally developed by the GNAT team at New York University. --
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28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
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29 -- --
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30 ------------------------------------------------------------------------------
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31
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32 -- This unit provides the Vector/Views conversions
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33
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34 with GNAT.Altivec.Vector_Types; use GNAT.Altivec.Vector_Types;
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35 with GNAT.Altivec.Vector_Views; use GNAT.Altivec.Vector_Views;
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36
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37 package GNAT.Altivec.Conversions is
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38
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39 ---------------------
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40 -- char components --
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41 ---------------------
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42
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43 function To_Vector (S : VUC_View) return VUC;
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44 function To_Vector (S : VSC_View) return VSC;
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45 function To_Vector (S : VBC_View) return VBC;
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46
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47 function To_View (S : VUC) return VUC_View;
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48 function To_View (S : VSC) return VSC_View;
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49 function To_View (S : VBC) return VBC_View;
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50
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51 ----------------------
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52 -- short components --
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53 ----------------------
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54
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55 function To_Vector (S : VUS_View) return VUS;
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56 function To_Vector (S : VSS_View) return VSS;
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57 function To_Vector (S : VBS_View) return VBS;
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58
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59 function To_View (S : VUS) return VUS_View;
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60 function To_View (S : VSS) return VSS_View;
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61 function To_View (S : VBS) return VBS_View;
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62
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63 --------------------
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64 -- int components --
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65 --------------------
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66
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67 function To_Vector (S : VUI_View) return VUI;
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68 function To_Vector (S : VSI_View) return VSI;
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69 function To_Vector (S : VBI_View) return VBI;
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70
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71 function To_View (S : VUI) return VUI_View;
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72 function To_View (S : VSI) return VSI_View;
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73 function To_View (S : VBI) return VBI_View;
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74
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75 ----------------------
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76 -- float components --
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77 ----------------------
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78
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79 function To_Vector (S : VF_View) return VF;
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80
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81 function To_View (S : VF) return VF_View;
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82
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83 ----------------------
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84 -- pixel components --
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85 ----------------------
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86
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87 function To_Vector (S : VP_View) return VP;
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88
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89 function To_View (S : VP) return VP_View;
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90
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91 private
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92
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93 -- We want the above subprograms to always be inlined in the case of the
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94 -- hard PowerPC AltiVec support in order to avoid the unnecessary function
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95 -- call. On the other hand there is no problem with inlining these
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96 -- subprograms on little-endian targets.
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97
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98 pragma Inline_Always (To_Vector);
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99 pragma Inline_Always (To_View);
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100
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101 end GNAT.Altivec.Conversions;
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