e554550755
for file in $(find -name \*.h ) ; do sed -e "s/#include \"gmp\.h\"/#include \"mpir.h\"/g" $file > temp ; mv temp $file ; done for file in $(find -name \*.cc) ; do sed -e "s/#include \"gmp\.h\"/#include \"mpir.h\"/g" $file > temp ; mv temp $file ; done
327 lines
8.3 KiB
C
327 lines
8.3 KiB
C
/* Test mpf_fits_*_p
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Copyright 2001, 2002 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include <stdio.h>
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#include <stdlib.h>
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#include "mpir.h"
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#include "gmp-impl.h"
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#include "tests.h"
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/* Nothing sophisticated here, just exercise mpf_fits_*_p on a small amount
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of data. */
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#define EXPECT_S(fun,name,answer) \
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got = fun (f); \
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if (got != answer) \
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{ \
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printf ("%s (%s) got %d want %d\n", name, expr, got, answer); \
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printf (" f size %d exp %ld\n", SIZ(f), EXP(f)); \
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printf (" f dec "); mpf_out_str (stdout, 10, 0, f); printf ("\n"); \
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printf (" f hex "); mpf_out_str (stdout, 16, 0, f); printf ("\n"); \
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error = 1; \
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}
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#if HAVE_STRINGIZE
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#define EXPECT(fun,answer) EXPECT_S(fun,#fun,answer)
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#else
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#define EXPECT(fun,answer) EXPECT_S(fun,"fun",answer)
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#endif
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int
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main (void)
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{
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mpf_t f, f0p5;
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int got;
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const char *expr;
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int error = 0;
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tests_start ();
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mpf_init2 (f, 200L);
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mpf_init2 (f0p5, 200L);
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/* 0.5 */
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mpf_set_ui (f0p5, 1L);
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mpf_div_2exp (f0p5, f0p5, 1L);
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mpf_set_ui (f, 0L);
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expr = "0";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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EXPECT (mpf_fits_ushort_p, 1);
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_ui (f, 1L);
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expr = "1";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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EXPECT (mpf_fits_ushort_p, 1);
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_si (f, -1L);
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expr = "-1";
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EXPECT (mpf_fits_ulong_p, 0);
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EXPECT (mpf_fits_uint_p, 0);
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EXPECT (mpf_fits_ushort_p, 0);
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_ui (f, (unsigned long) USHRT_MAX);
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expr = "USHRT_MAX";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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EXPECT (mpf_fits_ushort_p, 1);
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mpf_set_ui (f, (unsigned long) USHRT_MAX);
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mpf_add (f, f, f0p5);
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expr = "USHRT_MAX + 0.5";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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EXPECT (mpf_fits_ushort_p, 1);
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mpf_set_ui (f, (unsigned long) USHRT_MAX);
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mpf_add_ui (f, f, 1L);
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expr = "USHRT_MAX + 1";
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EXPECT (mpf_fits_ushort_p, 0);
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mpf_set_ui (f, (unsigned long) UINT_MAX);
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expr = "UINT_MAX";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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mpf_set_ui (f, (unsigned long) UINT_MAX);
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mpf_add (f, f, f0p5);
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expr = "UINT_MAX + 0.5";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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mpf_set_ui (f, (unsigned long) UINT_MAX);
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mpf_add_ui (f, f, 1L);
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expr = "UINT_MAX + 1";
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EXPECT (mpf_fits_uint_p, 0);
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mpf_set_ui (f, ULONG_MAX);
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expr = "ULONG_MAX";
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EXPECT (mpf_fits_ulong_p, 1);
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mpf_set_ui (f, ULONG_MAX);
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mpf_add (f, f, f0p5);
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expr = "ULONG_MAX + 0.5";
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EXPECT (mpf_fits_ulong_p, 1);
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mpf_set_ui (f, ULONG_MAX);
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mpf_add_ui (f, f, 1L);
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expr = "ULONG_MAX + 1";
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EXPECT (mpf_fits_ulong_p, 0);
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mpf_set_si (f, (long) SHRT_MAX);
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expr = "SHRT_MAX";
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_si (f, (long) SHRT_MAX);
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expr = "SHRT_MAX + 0.5";
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mpf_add (f, f, f0p5);
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_si (f, (long) SHRT_MAX);
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mpf_add_ui (f, f, 1L);
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expr = "SHRT_MAX + 1";
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EXPECT (mpf_fits_sshort_p, 0);
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mpf_set_si (f, (long) INT_MAX);
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expr = "INT_MAX";
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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mpf_set_si (f, (long) INT_MAX);
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mpf_add (f, f, f0p5);
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expr = "INT_MAX + 0.5";
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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mpf_set_si (f, (long) INT_MAX);
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mpf_add_ui (f, f, 1L);
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expr = "INT_MAX + 1";
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EXPECT (mpf_fits_sint_p, 0);
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mpf_set_si (f, LONG_MAX);
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expr = "LONG_MAX";
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EXPECT (mpf_fits_slong_p, 1);
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mpf_set_si (f, LONG_MAX);
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mpf_add (f, f, f0p5);
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expr = "LONG_MAX + 0.5";
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EXPECT (mpf_fits_slong_p, 1);
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mpf_set_si (f, LONG_MAX);
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mpf_add_ui (f, f, 1L);
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expr = "LONG_MAX + 1";
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EXPECT (mpf_fits_slong_p, 0);
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mpf_set_si (f, (long) SHRT_MIN);
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expr = "SHRT_MIN";
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_si (f, (long) SHRT_MIN);
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mpf_sub (f, f, f0p5);
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expr = "SHRT_MIN - 0.5";
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_si (f, (long) SHRT_MIN);
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mpf_sub_ui (f, f, 1L);
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expr = "SHRT_MIN + 1";
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EXPECT (mpf_fits_sshort_p, 0);
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mpf_set_si (f, (long) INT_MIN);
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expr = "INT_MIN";
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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mpf_set_si (f, (long) INT_MIN);
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mpf_sub (f, f, f0p5);
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expr = "INT_MIN - 0.5";
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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mpf_set_si (f, (long) INT_MIN);
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mpf_sub_ui (f, f, 1L);
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expr = "INT_MIN + 1";
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EXPECT (mpf_fits_sint_p, 0);
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mpf_set_si (f, LONG_MIN);
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expr = "LONG_MIN";
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EXPECT (mpf_fits_slong_p, 1);
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mpf_set_si (f, LONG_MIN);
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mpf_sub (f, f, f0p5);
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expr = "LONG_MIN - 0.5";
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EXPECT (mpf_fits_slong_p, 1);
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mpf_set_si (f, LONG_MIN);
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mpf_sub_ui (f, f, 1L);
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expr = "LONG_MIN + 1";
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EXPECT (mpf_fits_slong_p, 0);
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mpf_set_str_or_abort (f, "0.5", 10);
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expr = "0.5";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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EXPECT (mpf_fits_ushort_p, 1);
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_str_or_abort (f, "-0.5", 10);
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expr = "-0.5";
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EXPECT (mpf_fits_ulong_p, 0);
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EXPECT (mpf_fits_uint_p, 0);
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EXPECT (mpf_fits_ushort_p, 0);
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_str_or_abort (f, "1.000000000000000000000000000000000001", 16);
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expr = "1.000000000000000000000000000000000001 base 16";
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EXPECT (mpf_fits_ulong_p, 1);
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EXPECT (mpf_fits_uint_p, 1);
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EXPECT (mpf_fits_ushort_p, 1);
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EXPECT (mpf_fits_slong_p, 1);
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EXPECT (mpf_fits_sint_p, 1);
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EXPECT (mpf_fits_sshort_p, 1);
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mpf_set_str_or_abort (f, "1@1000", 16);
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expr = "1@1000 base 16";
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EXPECT (mpf_fits_ulong_p, 0);
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EXPECT (mpf_fits_uint_p, 0);
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EXPECT (mpf_fits_ushort_p, 0);
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EXPECT (mpf_fits_slong_p, 0);
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EXPECT (mpf_fits_sint_p, 0);
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EXPECT (mpf_fits_sshort_p, 0);
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mpf_set_ui (f, 1L);
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mpf_mul_2exp (f, f, BITS_PER_ULONG + 1);
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mpf_sub_ui (f, f, 1L);
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expr = "2^(BITS_PER_ULONG+1) - 1";
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EXPECT (mpf_fits_ulong_p, 0);
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EXPECT (mpf_fits_uint_p, 0);
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EXPECT (mpf_fits_ushort_p, 0);
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EXPECT (mpf_fits_slong_p, 0);
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EXPECT (mpf_fits_sint_p, 0);
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EXPECT (mpf_fits_sshort_p, 0);
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mpf_set_ui (f, 1L);
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mpf_mul_2exp (f, f, BITS_PER_ULONG + 1);
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mpf_sub_ui (f, f, 1L);
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mpf_neg (f, f);
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expr = "- (2^(BITS_PER_ULONG+1) - 1)";
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EXPECT (mpf_fits_ulong_p, 0);
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EXPECT (mpf_fits_uint_p, 0);
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EXPECT (mpf_fits_ushort_p, 0);
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EXPECT (mpf_fits_slong_p, 0);
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EXPECT (mpf_fits_sint_p, 0);
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EXPECT (mpf_fits_sshort_p, 0);
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mpf_set_ui (f, 1L);
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mpf_mul_2exp (f, f, BITS_PER_ULONG + 5);
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mpf_sub_ui (f, f, 1L);
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expr = "2^(BITS_PER_ULONG+5) - 1";
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EXPECT (mpf_fits_ulong_p, 0);
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EXPECT (mpf_fits_uint_p, 0);
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EXPECT (mpf_fits_ushort_p, 0);
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EXPECT (mpf_fits_slong_p, 0);
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EXPECT (mpf_fits_sint_p, 0);
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EXPECT (mpf_fits_sshort_p, 0);
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if (error)
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abort ();
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mpf_clear (f);
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mpf_clear (f0p5);
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tests_end ();
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exit (0);
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}
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