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ffa_ch3_shifts.kv       1 ------------------------------------------------------------------------------
ffa_ch3_shifts.kv       2 ------------------------------------------------------------------------------
ffa_ch3_shifts.kv       3 -- This file is part of 'Finite Field Arithmetic', aka 'FFA'.               --
ffa_ch3_shifts.kv       4 --                                                                          --
ffa_ch3_shifts.kv       5 -- (C) 2017 Stanislav Datskovskiy ( www.loper-os.org )                      --
ffa_ch3_shifts.kv       6 -- http://wot.deedbot.org/17215D118B7239507FAFED98B98228A001ABFFC7.html     --
ffa_ch3_shifts.kv       7 --                                                                          --
ffa_ch3_shifts.kv       8 -- You do not have, nor can you ever acquire the right to use, copy or      --
ffa_ch3_shifts.kv       9 -- distribute this software ; Should you use this software for any purpose, --
ffa_ch3_shifts.kv      10 -- or copy and distribute it to anyone or in any manner, you are breaking   --
ffa_ch3_shifts.kv      11 -- the laws of whatever soi-disant jurisdiction, and you promise to         --
ffa_ch3_shifts.kv      12 -- continue doing so for the indefinite future. In any case, please         --
ffa_ch3_shifts.kv      13 -- always : read and understand any software ; verify any PGP signatures    --
ffa_ch3_shifts.kv      14 -- that you use - for any purpose.                                          --
ffa_ch3_shifts.kv      15 --                                                                          --
ffa_ch3_shifts.kv      16 -- See also http://trilema.com/2015/a-new-software-licensing-paradigm .     --
ffa_ch3_shifts.kv      17 ------------------------------------------------------------------------------
ffa_ch3_shifts.kv      18 ------------------------------------------------------------------------------
ffa_ch3_shifts.kv      19 
ffa_ch11_tuning_a...   20 with Words;   use Words;
ffa_ch2_logicals.kv    21 with FZ_Type; use FZ_Type;
ffa_ch2_logicals.kv    22 
ffa_ch2_logicals.kv    23 
ffa_ch2_logicals.kv    24 package FZ_Basic is
ffa_ch2_logicals.kv    25    
ffa_ch2_logicals.kv    26    pragma Pure;
ffa_ch2_logicals.kv    27    
ffa_ch5_egypt.kv       28    -- Determine the Bitness of N
ffa_ch5_egypt.kv       29    function FZ_Bitness(N : in FZ) return Bit_Count;
ffa_ch11_tuning_a...   30    pragma Inline_Always(FZ_Bitness);
ffa_ch5_egypt.kv       31    
ffa_ch13_measure_...   32    -- Determine the Bitness of the given FZ's Length
ffa_ch13_measure_...   33    function FZ_Bitness_Log2(N : in FZ) return Positive;
ffa_ch13_measure_...   34    pragma Inline_Always(FZ_Bitness_Log2);
ffa_ch13_measure_...   35    
ffa_ch2_logicals.kv    36    -- N := 0
ffa_ch2_logicals.kv    37    procedure FZ_Clear(N : out FZ);
ffa_ch11_tuning_a...   38    pragma Inline_Always(FZ_Clear);
ffa_ch2_logicals.kv    39    
ffa_ch4_ffacalc.kv     40    -- Set given FZ to a given truth value
ffa_ch4_ffacalc.kv     41    procedure WBool_To_FZ(V : in WBool; N : out FZ);
ffa_ch11_tuning_a...   42    pragma Inline_Always(WBool_To_FZ);
ffa_ch4_ffacalc.kv     43    
ffa_ch2_logicals.kv    44    -- First word of N := Source
ffa_ch2_logicals.kv    45    procedure FZ_Set_Head(N : out FZ; Source : in Word);
ffa_ch11_tuning_a...   46    pragma Inline_Always(FZ_Set_Head);
ffa_ch2_logicals.kv    47    
ffa_ch2_logicals.kv    48    -- First word of N
ffa_ch2_logicals.kv    49    function FZ_Get_Head(N : in FZ) return Word;
ffa_ch11_tuning_a...   50    pragma Inline_Always(FZ_Get_Head);
ffa_ch2_logicals.kv    51    
ffa_ch2_logicals.kv    52    -- Exchange X and Y
ffa_ch2_logicals.kv    53    procedure FZ_Swap(X : in out FZ; Y : in out FZ);
ffa_ch11_tuning_a...   54    pragma Inline_Always(FZ_Swap);
ffa_ch2_logicals.kv    55    
ffa_ch2_logicals.kv    56    -- Constant-time MUX: Sel = 0: Result := X; Sel = 1: Result := Y
ffa_ch2_logicals.kv    57    procedure FZ_Mux(X : in FZ; Y : in FZ; Result : out FZ; Sel : in WBool);
ffa_ch11_tuning_a...   58    pragma Inline_Always(FZ_Mux);
ffa_ch2_logicals.kv    59    
ffa_ch2_logicals.kv    60 end FZ_Basic;