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ffa_ch2_logicals.kv     1 ------------------------------------------------------------------------------
ffa_ch2_logicals.kv     2 ------------------------------------------------------------------------------
ffa_ch2_logicals.kv     3 -- This file is part of 'Finite Field Arithmetic', aka 'FFA'.               --
ffa_ch2_logicals.kv     4 --                                                                          --
ffa_ch2_logicals.kv     5 -- (C) 2017 Stanislav Datskovskiy ( www.loper-os.org )                      --
ffa_ch2_logicals.kv     6 -- http://wot.deedbot.org/17215D118B7239507FAFED98B98228A001ABFFC7.html     --
ffa_ch2_logicals.kv     7 --                                                                          --
ffa_ch2_logicals.kv     8 -- You do not have, nor can you ever acquire the right to use, copy or      --
ffa_ch2_logicals.kv     9 -- distribute this software ; Should you use this software for any purpose, --
ffa_ch2_logicals.kv    10 -- or copy and distribute it to anyone or in any manner, you are breaking   --
ffa_ch2_logicals.kv    11 -- the laws of whatever soi-disant jurisdiction, and you promise to         --
ffa_ch2_logicals.kv    12 -- continue doing so for the indefinite future. In any case, please         --
ffa_ch2_logicals.kv    13 -- always : read and understand any software ; verify any PGP signatures    --
ffa_ch2_logicals.kv    14 -- that you use - for any purpose.                                          --
ffa_ch2_logicals.kv    15 --                                                                          --
ffa_ch2_logicals.kv    16 -- See also http://trilema.com/2015/a-new-software-licensing-paradigm .     --
ffa_ch2_logicals.kv    17 ------------------------------------------------------------------------------
ffa_ch2_logicals.kv    18 ------------------------------------------------------------------------------
ffa_ch2_logicals.kv    19 
ffa_ch2_logicals.kv    20 -- From Ada:
ffa_ch2_logicals.kv    21 with Ada.Text_IO; use Ada.Text_IO;
ffa_ch2_logicals.kv    22 
ffa_ch2_logicals.kv    23 -- From FFA:
ffa_ch2_logicals.kv    24 with Words;    use Words;
ffa_ch2_logicals.kv    25 with FZ_Type;  use FZ_Type;
ffa_ch2_logicals.kv    26 with FZ_Arith; use FZ_Arith;
ffa_ch2_logicals.kv    27 
ffa_ch2_logicals.kv    28 -- FFA Ch. 2
ffa_ch2_logicals.kv    29 with W_Pred;   use W_Pred;
ffa_ch2_logicals.kv    30 with FZ_Basic; use FZ_Basic;
ffa_ch2_logicals.kv    31 with FZ_Pred;  use FZ_Pred;
ffa_ch2_logicals.kv    32 with FZ_BitOp; use FZ_BitOp;
ffa_ch2_logicals.kv    33 with FZ_Cmp;   use FZ_Cmp;
ffa_ch2_logicals.kv    34 
ffa_ch2_logicals.kv    35 -- From the Demo:
ffa_ch2_logicals.kv    36 with FFA_IO;   use FFA_IO;
ffa_ch2_logicals.kv    37 
ffa_ch2_logicals.kv    38 
ffa_ch2_logicals.kv    39 package body Demo_Ch2 is
ffa_ch2_logicals.kv    40    
ffa_ch2_logicals.kv    41    procedure Demo_Word_Preds is
ffa_ch2_logicals.kv    42       
ffa_ch2_logicals.kv    43    begin
ffa_ch2_logicals.kv    44       
ffa_ch2_logicals.kv    45       Put_Line("~~~ Ch. 2 : Word Predicates ~~~");
ffa_ch2_logicals.kv    46       New_Line;
ffa_ch2_logicals.kv    47       
ffa_ch2_logicals.kv    48       Put_Line("W_ZeroP(0) :");
ffa_ch2_logicals.kv    49       Dump(W_ZeroP(0));
ffa_ch2_logicals.kv    50       New_Line;
ffa_ch2_logicals.kv    51       New_Line;
ffa_ch2_logicals.kv    52       
ffa_ch2_logicals.kv    53       Put_Line("W_ZeroP(1) :");
ffa_ch2_logicals.kv    54       Dump(W_ZeroP(1));
ffa_ch2_logicals.kv    55       New_Line;
ffa_ch2_logicals.kv    56       New_Line;
ffa_ch2_logicals.kv    57       
ffa_ch2_logicals.kv    58       Put_Line("W_NZeroP(1) :");
ffa_ch2_logicals.kv    59       Dump(W_NZeroP(1));
ffa_ch2_logicals.kv    60       New_Line;
ffa_ch2_logicals.kv    61       New_Line;
ffa_ch2_logicals.kv    62       
ffa_ch2_logicals.kv    63       Put_Line("W_OddP(3) :");
ffa_ch2_logicals.kv    64       Dump(W_OddP(3));
ffa_ch2_logicals.kv    65       New_Line;
ffa_ch2_logicals.kv    66       New_Line;
ffa_ch2_logicals.kv    67       
ffa_ch2_logicals.kv    68       Put_Line("W_EqP(1, 1) :");
ffa_ch2_logicals.kv    69       Dump(W_EqP(1, 1));
ffa_ch2_logicals.kv    70       New_Line;
ffa_ch2_logicals.kv    71       New_Line;
ffa_ch2_logicals.kv    72       
ffa_ch2_logicals.kv    73       Put_Line("W_EqP(1, 0) :");
ffa_ch2_logicals.kv    74       Dump(W_EqP(1, 0));
ffa_ch2_logicals.kv    75       New_Line;
ffa_ch2_logicals.kv    76       New_Line;
ffa_ch2_logicals.kv    77       
ffa_ch2_logicals.kv    78    end Demo_Word_Preds;
ffa_ch2_logicals.kv    79    
ffa_ch2_logicals.kv    80    
ffa_ch2_logicals.kv    81    procedure Demo_FZ_Basics is
ffa_ch2_logicals.kv    82       
ffa_ch2_logicals.kv    83       X : FZ(1 .. 4) := ( 0,  0,  0,  0);
ffa_ch2_logicals.kv    84       
ffa_ch2_logicals.kv    85       -- Shorthand for 'maxint'
ffa_ch2_logicals.kv    86       Y : FZ(1 .. 4) := (-1, -1, -1, -1);
ffa_ch2_logicals.kv    87       
ffa_ch2_logicals.kv    88       Z : FZ(1 .. 4) := ( 0,  0,  0,  0);
ffa_ch2_logicals.kv    89       
ffa_ch2_logicals.kv    90       -- Flag.
ffa_ch2_logicals.kv    91       F : WBool := 0;
ffa_ch2_logicals.kv    92       
ffa_ch2_logicals.kv    93    begin
ffa_ch2_logicals.kv    94       
ffa_ch2_logicals.kv    95       Put_Line("~~~ Ch. 2 : FZ Basics ~~~");
ffa_ch2_logicals.kv    96       New_Line;
ffa_ch2_logicals.kv    97       
ffa_ch2_logicals.kv    98       Put_Line("X         =");
ffa_ch2_logicals.kv    99       Dump(X);
ffa_ch2_logicals.kv   100       New_Line;
ffa_ch2_logicals.kv   101       New_Line;
ffa_ch2_logicals.kv   102       
ffa_ch2_logicals.kv   103       Put_Line("Y         =");
ffa_ch2_logicals.kv   104       Dump(Y);
ffa_ch2_logicals.kv   105       New_Line;
ffa_ch2_logicals.kv   106       New_Line;
ffa_ch2_logicals.kv   107       
ffa_ch2_logicals.kv   108       Put_Line("FZ_ZeroP(X) :");
ffa_ch2_logicals.kv   109       Dump(FZ_ZeroP(X));
ffa_ch2_logicals.kv   110       New_Line;
ffa_ch2_logicals.kv   111       New_Line;
ffa_ch2_logicals.kv   112       
ffa_ch2_logicals.kv   113       Put_Line("FZ_ZeroP(Y) :");
ffa_ch2_logicals.kv   114       Dump(FZ_ZeroP(Y));
ffa_ch2_logicals.kv   115       New_Line;
ffa_ch2_logicals.kv   116       New_Line;
ffa_ch2_logicals.kv   117       
ffa_ch2_logicals.kv   118       FZ_Swap(X, Y);
ffa_ch2_logicals.kv   119       Put_Line("After FZ_Swap(X, Y) :");
ffa_ch2_logicals.kv   120       Put_Line("X         =");
ffa_ch2_logicals.kv   121       Dump(X);
ffa_ch2_logicals.kv   122       New_Line;
ffa_ch2_logicals.kv   123       New_Line;
ffa_ch2_logicals.kv   124       
ffa_ch2_logicals.kv   125       Put_Line("Y         =");
ffa_ch2_logicals.kv   126       Dump(Y);
ffa_ch2_logicals.kv   127       New_Line;
ffa_ch2_logicals.kv   128       New_Line;
ffa_ch2_logicals.kv   129       
ffa_ch2_logicals.kv   130       F := 0;
ffa_ch2_logicals.kv   131       FZ_Mux(X, Y, Z, F);
ffa_ch2_logicals.kv   132       Put_Line("After F := 0 , FZ_Mux(X, Y, Z, F) : ");
ffa_ch2_logicals.kv   133       Put_Line("Z         =");
ffa_ch2_logicals.kv   134       Dump(Z);
ffa_ch2_logicals.kv   135       New_Line;
ffa_ch2_logicals.kv   136       New_Line;
ffa_ch2_logicals.kv   137       
ffa_ch2_logicals.kv   138       F := 1;
ffa_ch2_logicals.kv   139       FZ_Mux(X, Y, Z, F);
ffa_ch2_logicals.kv   140       Put_Line("After F := 1 , FZ_Mux(X, Y, Z, F) : ");
ffa_ch2_logicals.kv   141       Put_Line("Z         =");
ffa_ch2_logicals.kv   142       Dump(Z);
ffa_ch2_logicals.kv   143       New_Line;
ffa_ch2_logicals.kv   144       New_Line;
ffa_ch2_logicals.kv   145       
ffa_ch2_logicals.kv   146    end Demo_FZ_Basics;
ffa_ch2_logicals.kv   147    
ffa_ch2_logicals.kv   148    
ffa_ch2_logicals.kv   149    procedure Demo_FZ_Various_Ops is
ffa_ch2_logicals.kv   150       
ffa_ch2_logicals.kv   151       X : FZ(1 .. 4) := ( 16#083e16f27091f65f#,  16#74c01a9c3ce54f80#,
ffa_ch2_logicals.kv   152                           16#9fd0913737c3fcbe#,  16#fa55f3f5459a9e79# );
ffa_ch2_logicals.kv   153       
ffa_ch2_logicals.kv   154       Y : FZ(1 .. 4) := ( 16#d16b9d65bf3991d0#,  16#8a509a858786b366#,
ffa_ch2_logicals.kv   155                           16#d39d23682728f4f8#,  16#6c571dbc646bf513# );
ffa_ch2_logicals.kv   156       
ffa_ch2_logicals.kv   157       Z : FZ(1 .. 4) := ( 0,  0,  0,  0 );
ffa_ch2_logicals.kv   158       
ffa_ch2_logicals.kv   159    begin
ffa_ch2_logicals.kv   160       
ffa_ch2_logicals.kv   161       Put_Line("~~~ Ch. 2 : FZ Bit Ops ~~~");
ffa_ch2_logicals.kv   162       New_Line;
ffa_ch2_logicals.kv   163       New_Line;
ffa_ch2_logicals.kv   164       
ffa_ch2_logicals.kv   165       Put_Line("X         =");
ffa_ch2_logicals.kv   166       Dump(X);
ffa_ch2_logicals.kv   167       New_Line;
ffa_ch2_logicals.kv   168       New_Line;
ffa_ch2_logicals.kv   169       
ffa_ch2_logicals.kv   170       Put_Line("Y         =");
ffa_ch2_logicals.kv   171       Dump(Y);
ffa_ch2_logicals.kv   172       New_Line;
ffa_ch2_logicals.kv   173       New_Line;
ffa_ch2_logicals.kv   174       
ffa_ch3_shifts.kv     175       FZ_Not(X, Z);
ffa_ch3_shifts.kv     176       Put_Line("After FZ_Not(X, Z):");
ffa_ch2_logicals.kv   177       Put_Line("Z         =");
ffa_ch2_logicals.kv   178       Dump(Z);
ffa_ch2_logicals.kv   179       New_Line;
ffa_ch2_logicals.kv   180       New_Line;
ffa_ch2_logicals.kv   181       
ffa_ch2_logicals.kv   182       FZ_And(X, Y, Z);
ffa_ch2_logicals.kv   183       Put_Line("After FZ_And(X, Y, Z) :");
ffa_ch2_logicals.kv   184       Put_Line("Z         =");
ffa_ch2_logicals.kv   185       Dump(Z);
ffa_ch2_logicals.kv   186       New_Line;
ffa_ch2_logicals.kv   187       New_Line;
ffa_ch2_logicals.kv   188       
ffa_ch2_logicals.kv   189       FZ_Or(X, Y, Z);
ffa_ch2_logicals.kv   190       Put_Line("After FZ_Or(X, Y, Z) :");
ffa_ch2_logicals.kv   191       Put_Line("Z         =");
ffa_ch2_logicals.kv   192       Dump(Z);
ffa_ch2_logicals.kv   193       New_Line;
ffa_ch2_logicals.kv   194       New_Line;
ffa_ch2_logicals.kv   195       
ffa_ch2_logicals.kv   196       FZ_Xor(X, Y, Z);
ffa_ch2_logicals.kv   197       Put_Line("After FZ_Xor(X, Y, Z) :");
ffa_ch2_logicals.kv   198       Put_Line("Z         =");
ffa_ch2_logicals.kv   199       Dump(Z);
ffa_ch2_logicals.kv   200       New_Line;
ffa_ch2_logicals.kv   201       New_Line;
ffa_ch2_logicals.kv   202       
ffa_ch2_logicals.kv   203       Put_Line("FZ_EqP(X, X) :");
ffa_ch2_logicals.kv   204       Dump(FZ_EqP(X, X));
ffa_ch2_logicals.kv   205       New_Line;
ffa_ch2_logicals.kv   206       New_Line;
ffa_ch2_logicals.kv   207       
ffa_ch2_logicals.kv   208       Put_Line("FZ_EqP(X, Y) :");
ffa_ch2_logicals.kv   209       Dump(FZ_EqP(X, Y));
ffa_ch2_logicals.kv   210       New_Line;
ffa_ch2_logicals.kv   211       New_Line;
ffa_ch2_logicals.kv   212       
ffa_ch2_logicals.kv   213       Put_Line("FZ_LessThanP(X, Y) :");
ffa_ch2_logicals.kv   214       Dump(FZ_LessThanP(X, Y));
ffa_ch2_logicals.kv   215       New_Line;
ffa_ch2_logicals.kv   216       New_Line;
ffa_ch2_logicals.kv   217       
ffa_ch2_logicals.kv   218       Put_Line("FZ_LessThanP(Y, X) :");
ffa_ch2_logicals.kv   219       Dump(FZ_LessThanP(Y, X));
ffa_ch2_logicals.kv   220       New_Line;
ffa_ch2_logicals.kv   221       New_Line;
ffa_ch2_logicals.kv   222 
ffa_ch2_logicals.kv   223       Put_Line("FZ_GreaterThanP(X, Y) :");
ffa_ch2_logicals.kv   224       Dump(FZ_GreaterThanP(X, Y));
ffa_ch2_logicals.kv   225       New_Line;
ffa_ch2_logicals.kv   226       New_Line;
ffa_ch2_logicals.kv   227       
ffa_ch2_logicals.kv   228       Put_Line("FZ_GreaterThanP(Y, X) :");
ffa_ch2_logicals.kv   229       Dump(FZ_GreaterThanP(Y, X));
ffa_ch2_logicals.kv   230       New_Line;
ffa_ch2_logicals.kv   231       New_Line;
ffa_ch2_logicals.kv   232       
ffa_ch2_logicals.kv   233    end Demo_FZ_Various_Ops;
ffa_ch2_logicals.kv   234    
ffa_ch2_logicals.kv   235    
ffa_ch2_logicals.kv   236 end Demo_Ch2;