- Timestamp:
- Apr 15, 2020, 2:43:13 PM (5 years ago)
- Branches:
- ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum
- Children:
- 0a6da484, 7c5d8c4
- Parents:
- 4ea5308
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
libcfa/src/bitmanip.hfa
r4ea5308 r21923bd 11 11 // Created On : Sat Mar 14 18:12:27 2020 12 12 // Last Modified By : Peter A. Buhr 13 // Last Modified On : Mon Apr 13 22:37:03202014 // Update Count : 11 013 // Last Modified On : Wed Apr 15 10:51:01 2020 14 // Update Count : 119 15 15 // 16 16 … … 88 88 89 89 // 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, signedchar 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, unsignedshort 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, unsignedint 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, unsignedlong 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, unsignedlong 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, 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; } 100 100 101 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; } 103 103 104 forall( otype T | { T ?/?( T, T ); T ?*?( T, T ); } ) 105 T floor( T n, T align ) { return n / align * align; } 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; } 106 117 107 118 // Returns n aligned at the ceiling of align, negate, round down, negate is the same as round up. 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 ); } 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 ); } 110 129 111 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; } 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; } 113 146 } // distribution 114 147
Note: See TracChangeset
for help on using the changeset viewer.