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/* trace.c -- Support for diagnostic traces. */
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Copyright (C) 1999, 2000 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., 59 Temple Place - Suite 330, Boston,
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/* Number base for the various trace printing routines.
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Set this in main() or with the debugger.
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If hexadecimal is going to be fed into GNU bc, remember to use -16
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because bc requires upper case. */
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int mp_trace_base = 10;
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/* Print "name=value\n" to stdout for an mpq_t value. */
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mpq_trace (const char *name, mpq_srcptr q)
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if (name != NULL && name[0] != '\0')
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switch (ABS (mp_trace_base)) {
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case 8: printf ("oct"); break;
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case 16: printf ("0x"); break;
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default: printf ("base%d:", ABS (mp_trace_base)); break;
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mpq_out_str (stdout, mp_trace_base, q);
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/* It's not very interesting to know when numbers are unnormalized.
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mpz's should always be and ought to be checked with ASSERT() if in doubt.
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mpn's can often be unnormalized without affecting anything. */
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/* if (!mpq_normalized_p (z)) printf (" (unnorm)"); */
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/* Print "name=value\n" to stdout for an mpz_t value. */
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mpz_trace (const char *name, mpz_srcptr z)
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/* Print "namenum=value\n" to stdout for an mpz_t value.
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"name" should have a "%d" to get the number. */
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mpz_tracen (const char *name, int num, mpz_srcptr z)
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if (name != NULL && name[0] != '\0')
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/* Print "name=value\n" to stdout for an mpn style ptr,size. */
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mpn_trace (const char *name, mp_srcptr ptr, mp_size_t size)
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MPN_NORMALIZE (ptr, size);
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PTR(z) = (mp_ptr) ptr;
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/* Print "namenum=value\n" to stdout for an mpn style ptr,size.
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"name" should have a "%d" to get the number. */
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mpn_tracen (const char *name, int num, mp_srcptr ptr, mp_size_t size)
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if (name != NULL && name[0] != '\0')
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mpn_trace (NULL, ptr, size);
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/* Print "namenum=value\n" to stdout for an array of mpn style ptr,size.
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"a" is an array of pointers, each a[i] is a pointer to "size" many limbs.
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The formal parameter isn't mp_srcptr because that causes compiler
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warnings, but the values aren't modified.
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"name" should have a printf style "%d" to get the array index. */
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mpn_tracea (const char *name, const mp_ptr *a, int count, mp_size_t size)
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for (i = 0; i < count; i++)
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mpn_tracen (name, i, a[i], size);
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/* Print "value\n" to a file for an mpz_t value. Any previous contents of
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the file are overwritten, so you need different file names each time this
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Overwriting the file is a feature, it means you get old data replaced
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when you run a test program repeatedly. */
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mpn_trace_file (const char *filename, mp_srcptr ptr, mp_size_t size)
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fp = fopen (filename, "w");
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MPN_NORMALIZE (ptr, size);
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PTR(z) = (mp_ptr) ptr;
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mpz_out_str (fp, mp_trace_base, z);
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if (ferror (fp) || fclose (fp) != 0)
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printf ("error writing %s\n", filename);
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/* Print "value\n" to a set of files, one file for each element of the given
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array of mpn style ptr,size. Any previous contents of the files are
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overwritten, so you need different file names each time this is called.
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Each file is "filenameN" where N is 0 to count-1.
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"a" is an array of pointers, each a[i] is a pointer to "size" many limbs.
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The formal parameter isn't mp_srcptr because that causes compiler
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warnings, but the values aren't modified.
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Overwriting the files is a feature, it means you get old data replaced
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when you run a test program repeatedly. The output style isn't
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particularly pretty, but at least it gets something out, and you can cat
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the files into bc, or whatever. */
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mpn_tracea_file (const char *filename,
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const mp_ptr *a, int count, mp_size_t size)
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s = (char *) TMP_ALLOC (strlen (filename) + 50);
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for (i = 0; i < count; i++)
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sprintf (s, "%s%d", filename, i);
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mpn_trace_file (s, a[i], size);
added
removed
gmp/mpn/tests/trace.c
