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63 lines
1.6 KiB
63 lines
1.6 KiB
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/* |
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=============================================================================== |
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This C source file is part of TestFloat, Release 2a, a package of programs |
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for testing the correctness of floating-point arithmetic complying to the |
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IEC/IEEE Standard for Floating-Point. |
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Written by John R. Hauser. More information is available through the Web |
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page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'. |
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THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort |
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has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT |
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TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO |
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PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY |
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AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE. |
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Derivative works are acceptable, even for commercial purposes, so long as |
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(1) they include prominent notice that the work is derivative, and (2) they |
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include prominent notice akin to these four paragraphs for those parts of |
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this code that are retained. |
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=============================================================================== |
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*/ |
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#include <sys/cdefs.h> |
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__FBSDID("$FreeBSD$"); |
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#include <stdlib.h> |
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#include "milieu.h" |
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#include "random.h" |
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uint8 randomUint8( void ) |
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{ |
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return (bits8) ( random()>>4 ); |
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} |
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uint16 randomUint16( void ) |
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{ |
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return ( random() & 0x0000ffff ); |
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} |
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uint32 randomUint32( void ) |
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{ |
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return ( ( (uint32) random()<<16) | ( (uint32) random() & 0x0000ffff) ); |
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} |
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#ifdef BITS64 |
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uint64 randomUint64( void ) |
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{ |
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return ( ( (uint64) randomUint32() )<<32 ) | randomUint32(); |
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} |
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#endif |
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