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124 lines
4.0 KiB
C++
124 lines
4.0 KiB
C++
// boost integer_mask.hpp test program -------------------------------------//
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// (C) Copyright Daryle Walker 2001.
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org for most recent version including documentation.
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// Revision History
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// 23 Sep 2001 Initial version (Daryle Walker)
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#include <boost/detail/lightweight_test.hpp>
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#include <boost/cstdlib.hpp> // for boost::exit_success
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#include <boost/integer/integer_mask.hpp> // for boost::high_bit_mask_t, etc.
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#include <iostream> // for std::cout (std::endl indirectly)
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#ifdef BOOST_MSVC
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#pragma warning(disable:4127) // conditional expression is constant
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#endif
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#define PRIVATE_HIGH_BIT_SLOW_TEST(v) BOOST_TEST( ::boost::high_bit_mask_t< \
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(v) >::high_bit == (1ul << (v)) );
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#define PRIVATE_HIGH_BIT_FAST_TEST(v) BOOST_TEST( ::boost::high_bit_mask_t< \
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(v) >::high_bit_fast == (1ul << (v)) );
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#define PRIVATE_HIGH_BIT_TEST(v) do { PRIVATE_HIGH_BIT_SLOW_TEST(v); \
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PRIVATE_HIGH_BIT_FAST_TEST(v); } while (false)
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#define PRIVATE_LOW_BITS_SLOW_TEST(v) \
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do{ \
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unsigned long mask = 0;\
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if(v > 0)\
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{ mask = ((1ul << (v-1)) - 1); mask <<= 1; mask |= 1; }\
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BOOST_TEST( ::boost::low_bits_mask_t< (v) >::sig_bits == mask); \
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}while(false);
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#define PRIVATE_LOW_BITS_FAST_TEST(v) \
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do{ \
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unsigned long mask = 0;\
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if(v > 0)\
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{ mask = ((1ul << (v-1)) - 1); mask <<= 1; mask |= 1; }\
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BOOST_TEST( ::boost::low_bits_mask_t< (v) >::sig_bits_fast == mask);\
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}while(false);
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#define PRIVATE_LOW_BITS_TEST(v) do { PRIVATE_LOW_BITS_SLOW_TEST(v); \
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PRIVATE_LOW_BITS_FAST_TEST(v); } while (false)
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int main( int, char*[] )
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{
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using std::cout;
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using std::endl;
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cout << "Doing high_bit_mask_t tests." << endl;
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PRIVATE_HIGH_BIT_TEST( 31 );
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PRIVATE_HIGH_BIT_TEST( 30 );
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PRIVATE_HIGH_BIT_TEST( 29 );
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PRIVATE_HIGH_BIT_TEST( 28 );
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PRIVATE_HIGH_BIT_TEST( 27 );
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PRIVATE_HIGH_BIT_TEST( 26 );
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PRIVATE_HIGH_BIT_TEST( 25 );
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PRIVATE_HIGH_BIT_TEST( 24 );
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PRIVATE_HIGH_BIT_TEST( 23 );
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PRIVATE_HIGH_BIT_TEST( 22 );
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PRIVATE_HIGH_BIT_TEST( 21 );
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PRIVATE_HIGH_BIT_TEST( 20 );
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PRIVATE_HIGH_BIT_TEST( 19 );
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PRIVATE_HIGH_BIT_TEST( 18 );
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PRIVATE_HIGH_BIT_TEST( 17 );
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PRIVATE_HIGH_BIT_TEST( 16 );
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PRIVATE_HIGH_BIT_TEST( 15 );
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PRIVATE_HIGH_BIT_TEST( 14 );
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PRIVATE_HIGH_BIT_TEST( 13 );
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PRIVATE_HIGH_BIT_TEST( 12 );
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PRIVATE_HIGH_BIT_TEST( 11 );
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PRIVATE_HIGH_BIT_TEST( 10 );
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PRIVATE_HIGH_BIT_TEST( 9 );
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PRIVATE_HIGH_BIT_TEST( 8 );
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PRIVATE_HIGH_BIT_TEST( 7 );
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PRIVATE_HIGH_BIT_TEST( 6 );
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PRIVATE_HIGH_BIT_TEST( 5 );
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PRIVATE_HIGH_BIT_TEST( 4 );
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PRIVATE_HIGH_BIT_TEST( 3 );
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PRIVATE_HIGH_BIT_TEST( 2 );
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PRIVATE_HIGH_BIT_TEST( 1 );
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PRIVATE_HIGH_BIT_TEST( 0 );
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cout << "Doing low_bits_mask_t tests." << endl;
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PRIVATE_LOW_BITS_TEST( 32 );
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PRIVATE_LOW_BITS_TEST( 31 );
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PRIVATE_LOW_BITS_TEST( 30 );
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PRIVATE_LOW_BITS_TEST( 29 );
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PRIVATE_LOW_BITS_TEST( 28 );
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PRIVATE_LOW_BITS_TEST( 27 );
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PRIVATE_LOW_BITS_TEST( 26 );
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PRIVATE_LOW_BITS_TEST( 25 );
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PRIVATE_LOW_BITS_TEST( 24 );
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PRIVATE_LOW_BITS_TEST( 23 );
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PRIVATE_LOW_BITS_TEST( 22 );
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PRIVATE_LOW_BITS_TEST( 21 );
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PRIVATE_LOW_BITS_TEST( 20 );
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PRIVATE_LOW_BITS_TEST( 19 );
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PRIVATE_LOW_BITS_TEST( 18 );
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PRIVATE_LOW_BITS_TEST( 17 );
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PRIVATE_LOW_BITS_TEST( 16 );
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PRIVATE_LOW_BITS_TEST( 15 );
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PRIVATE_LOW_BITS_TEST( 14 );
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PRIVATE_LOW_BITS_TEST( 13 );
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PRIVATE_LOW_BITS_TEST( 12 );
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PRIVATE_LOW_BITS_TEST( 11 );
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PRIVATE_LOW_BITS_TEST( 10 );
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PRIVATE_LOW_BITS_TEST( 9 );
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PRIVATE_LOW_BITS_TEST( 8 );
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PRIVATE_LOW_BITS_TEST( 7 );
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PRIVATE_LOW_BITS_TEST( 6 );
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PRIVATE_LOW_BITS_TEST( 5 );
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PRIVATE_LOW_BITS_TEST( 4 );
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PRIVATE_LOW_BITS_TEST( 3 );
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PRIVATE_LOW_BITS_TEST( 2 );
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PRIVATE_LOW_BITS_TEST( 1 );
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return boost::report_errors();
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}
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