Ignore:
File:
1 edited

Legend:

Unmodified
Added
Removed
  • libcfa/src/bitmanip.hfa

    r21923bd rda36d25  
    1111// Created On       : Sat Mar 14 18:12:27 2020
    1212// Last Modified By : Peter A. Buhr
    13 // Last Modified On : Wed Apr 15 10:51:01 2020
    14 // Update Count     : 119
     13// Last Modified On : Mon Apr 13 22:37:03 2020
     14// Update Count     : 110
    1515//
    1616
     
    8888
    8989    // Returns n aligned at the floor of align, clear bits above or equal to align, giving n % align.
    90     signed char floor2( signed char n, char align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    91     unsigned char floor2( unsigned char n, unsigned char align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    92     short int floor2( short int n, short int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    93     unsigned short int floor2( unsigned short int n, unsigned short int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    94     int floor2( int n, int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    95     unsigned int floor2( unsigned int n, unsigned int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    96     long int floor2( long int n, long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    97     unsigned long int floor2( unsigned long int n, unsigned long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    98         long long int floor2( long long int n, long long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    99     unsigned long long int floor2( unsigned long long int n, unsigned long long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     90    // signed char floor2( signed char n, signed char align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     91    // unsigned char floor2( unsigned char n, unsigned char align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     92    // short int floor2( short int n, unsigned short int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     93    // unsigned short int floor2( unsigned short int n, unsigned short int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     94    // int floor2( int n, unsigned int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     95    // unsigned int floor2( unsigned int n, unsigned int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     96    // long int floor2( long int n, unsigned long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     97    // unsigned long int floor2( unsigned long int n, unsigned long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     98        // long long int floor2( long long int n, unsigned long long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
     99    // unsigned long long int floor2( unsigned long long int n, unsigned long long int align ) { /*assert( is_pow2( align ) );*/ return n & -align; }
    100100
    101         // forall( otype T | { T ?&?( T, T ); T -?( T ); } )
    102         // T floor2( T n, T align ) { /* assert( is_pow2( align ) ); */ return n & -align; }
     101        forall( otype T | { T ?&?( T, T ); T -?( T ); } )
     102        T floor2( T n, T align ) { /* assert( is_pow2( align ) ); */ return n & -align; }
    103103
    104     signed char floor( signed char n, char align ) { return n / align * align; }
    105     unsigned char floor( unsigned char n, unsigned char align ) { return n / align * align; }
    106     short int floor( short int n, short int align ) { return n / align * align; }
    107     unsigned short int floor( unsigned short int n, unsigned short int align ) { return n / align * align; }
    108     int floor( int n, int align ) { return n / align * align; }
    109     unsigned int floor( unsigned int n, unsigned int align ) { return n / align * align; }
    110     long int floor( long int n, long int align ) { return n / align * align; }
    111     unsigned long int floor( unsigned long int n, unsigned long int align ) { return n / align * align; }
    112         long long int floor( long long int n, long long int align ) { return n / align * align; }
    113     unsigned long long int floor( unsigned long long int n, unsigned long long int align ) { return n / align * align; }
    114 
    115         // forall( otype T | { T ?/?( T, T ); T ?*?( T, T ); } )
    116         // T floor( T n, T align ) { return n / align * align; }
     104        forall( otype T | { T ?/?( T, T ); T ?*?( T, T ); } )
     105        T floor( T n, T align ) { return n / align * align; }
    117106
    118107    // Returns n aligned at the ceiling of align, negate, round down, negate is the same as round up.
    119     signed char ceiling2( signed char n, char align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    120     unsigned char ceiling2( unsigned char n, unsigned char align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    121     short int ceiling2( short int n, short int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    122     unsigned short int ceiling2( unsigned short int n, unsigned short int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    123     int ceiling2( int n, int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    124     unsigned int ceiling2( unsigned int n, unsigned int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    125     long int ceiling2( long int n, long int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    126     unsigned long int ceiling2( unsigned long int n, unsigned long int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    127         long long int ceiling2( long long int n, long long int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
    128     unsigned long long int ceiling2( unsigned long long int n, unsigned long long int align ) { /*assert( is_pow2( align ) );*/ return -floor2( -n, align ); }
     108        forall( otype T | { T floor2( T, T ); T -?( T ); } )
     109        T ceiling2( T n, T align ) { /* assert( is_pow2( align ) ); */ return -floor2( -n, align ); }
    129110
    130         // forall( otype T | { T floor2( T, T ); T -?( T ); } )
    131         // T ceiling2( T n, T align ) { /* assert( is_pow2( align ) ); */ return -floor2( -n, align ); }
    132 
    133         signed char ceiling( signed char n, char align ) { return (n + (align - 1)) / align; }
    134     unsigned char ceiling( unsigned char n, unsigned char align ) { return (n + (align - 1)) / align; }
    135     short int ceiling( short int n, short int align ) { return (n + (align - 1)) / align; }
    136     unsigned short int ceiling( unsigned short int n, unsigned short int align ) { return (n + (align - 1)) / align; }
    137     int ceiling( int n, int align ) { return (n + (align - 1)) / align; }
    138     unsigned int ceiling( unsigned int n, unsigned int align ) { return (n + (align - 1)) / align; }
    139     long int ceiling( long int n, long int align ) { return (n + (align - 1)) / align; }
    140     unsigned long int ceiling( unsigned long int n, unsigned long int align ) { return (n + (align - 1)) / align; }
    141         long long int ceiling( long long int n, long long int align ) { return (n + (align - 1)) / align; }
    142     unsigned long long int ceiling( unsigned long long int n, unsigned long long int align ) { return (n + (align - 1)) / align; }
    143 
    144         // forall( otype T | { void ?{}( T &, one_t ); T ?+?( T, T ); T ?-?( T, T ); T ?/?( T, T ); } )
    145         // T ceiling( T n, T align ) { return (n + (align - (T){1})) / align; }
     111        forall( otype T | { void ?{}( T &, one_t ); T ?+?( T, T ); T ?-?( T, T ); T ?/?( T, T ); } )
     112        T ceiling( T n, T align ) { return (n + (align - (T){1})) / align; }
    146113} // distribution
    147114
Note: See TracChangeset for help on using the changeset viewer.