Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(569)

Unified Diff: gcc/mpfr/tests/thypot.c

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 5 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « gcc/mpfr/tests/thyperbolic.c ('k') | gcc/mpfr/tests/tinp_str.c » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: gcc/mpfr/tests/thypot.c
diff --git a/gcc/mpfr/tests/thypot.c b/gcc/mpfr/tests/thypot.c
deleted file mode 100644
index d4e7baf0fcbb849584e89e6723b26d229fc2bddd..0000000000000000000000000000000000000000
--- a/gcc/mpfr/tests/thypot.c
+++ /dev/null
@@ -1,326 +0,0 @@
-/* Test file for mpfr_hypot.
-
-Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
-Contributed by the Arenaire and Cacao projects, INRIA.
-
-This file is part of the GNU MPFR Library.
-
-The GNU MPFR Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Lesser General Public License as published by
-the Free Software Foundation; either version 2.1 of the License, or (at your
-option) any later version.
-
-The GNU MPFR Library is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
-License for more details.
-
-You should have received a copy of the GNU Lesser General Public License
-along with the GNU MPFR Library; see the file COPYING.LIB. If not, write to
-the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
-MA 02110-1301, USA. */
-
-#include <stdio.h>
-#include <limits.h>
-#include <stdlib.h>
-
-#include "mpfr-test.h"
-
-/* Non-zero when extended exponent range */
-static int ext = 0;
-
-static void
-special (void)
-{
- mpfr_t x, y, z;
-
- mpfr_init (x);
- mpfr_init (y);
- mpfr_init (z);
-
- mpfr_set_nan (x);
- mpfr_hypot (z, x, y, GMP_RNDN);
- MPFR_ASSERTN(mpfr_nan_p (z));
-
- mpfr_set_inf (x, 1);
- mpfr_set_inf (y, -1);
- mpfr_hypot (z, x, y, GMP_RNDN);
- MPFR_ASSERTN(mpfr_inf_p (z) && mpfr_sgn (z) > 0);
-
- mpfr_set_inf (x, -1);
- mpfr_set_nan (y);
- mpfr_hypot (z, x, y, GMP_RNDN);
- MPFR_ASSERTN(mpfr_inf_p (z) && mpfr_sgn (z) > 0);
-
- mpfr_set_nan (x);
- mpfr_set_inf (y, -1);
- mpfr_hypot (z, x, y, GMP_RNDN);
- MPFR_ASSERTN(mpfr_inf_p (z) && mpfr_sgn (z) > 0);
-
- mpfr_clear (x);
- mpfr_clear (y);
- mpfr_clear (z);
-}
-
-static void
-test_large (void)
-{
- mpfr_t x, y, z, t;
-
- mpfr_init (x);
- mpfr_init (y);
- mpfr_init (z);
- mpfr_init (t);
-
- mpfr_set_ui (x, 21, GMP_RNDN);
- mpfr_set_ui (y, 28, GMP_RNDN);
- mpfr_set_ui (z, 35, GMP_RNDN);
-
- mpfr_mul_2ui (x, x, MPFR_EMAX_DEFAULT-6, GMP_RNDN);
- mpfr_mul_2ui (y, y, MPFR_EMAX_DEFAULT-6, GMP_RNDN);
- mpfr_mul_2ui (z, z, MPFR_EMAX_DEFAULT-6, GMP_RNDN);
-
- mpfr_hypot (t, x, y, GMP_RNDN);
- if (mpfr_cmp (z, t))
- {
- printf ("Error in test_large: got\n");
- mpfr_out_str (stdout, 2, 0, t, GMP_RNDN);
- printf ("\ninstead of\n");
- mpfr_out_str (stdout, 2, 0, z, GMP_RNDN);
- printf ("\n");
- exit (1);
- }
-
- mpfr_set_prec (x, 53);
- mpfr_set_prec (t, 53);
- mpfr_set_prec (y, 53);
- mpfr_set_str_binary (x, "0.11101100011110000011101000010101010011001101000001100E-1021");
- mpfr_set_str_binary (y, "0.11111001010011000001110110001101011100001000010010100E-1021");
- mpfr_hypot (t, x, y, GMP_RNDN);
- mpfr_set_str_binary (z, "0.101010111100110111101110111110100110010011001010111E-1020");
- if (mpfr_cmp (z, t))
- {
- printf ("Error in test_large: got\n");
- mpfr_out_str (stdout, 2, 0, t, GMP_RNDN);
- printf ("\ninstead of\n");
- mpfr_out_str (stdout, 2, 0, z, GMP_RNDN);
- printf ("\n");
- exit (1);
- }
-
- mpfr_set_prec (x, 240);
- mpfr_set_prec (y, 22);
- mpfr_set_prec (z, 2);
- mpfr_set_prec (t, 2);
- mpfr_set_str_binary (x, "0.100111011010010010110100000100000001100010011100110101101111111101011110111011011101010110100101111000111100010100110000100101011110111011100110100110100101110101101100011000001100000001111101110100100100011011011010110111100110010101000111e-7");
- mpfr_set_str_binary (y, "0.1111000010000011000111E-10");
- mpfr_hypot (t, x, y, GMP_RNDN);
- mpfr_set_str_binary (z, "0.11E-7");
- if (mpfr_cmp (z, t))
- {
- printf ("Error in test_large: got\n");
- mpfr_out_str (stdout, 2, 0, t, GMP_RNDN);
- printf ("\ninstead of\n");
- mpfr_out_str (stdout, 2, 0, z, GMP_RNDN);
- printf ("\n");
- exit (1);
- }
-
- mpfr_clear (x);
- mpfr_clear (y);
- mpfr_clear (z);
- mpfr_clear (t);
-}
-
-static void
-test_small (void)
-{
- mpfr_t x, y, z1, z2;
- int inex1, inex2;
- unsigned int flags;
-
- /* Test hypot(x,x) with x = 2^(emin-1). Result is x * sqrt(2). */
- mpfr_inits2 (8, x, y, z1, z2, (mpfr_ptr) 0);
- mpfr_set_si_2exp (x, 1, mpfr_get_emin () - 1, GMP_RNDN);
- mpfr_set_si_2exp (y, 1, mpfr_get_emin () - 1, GMP_RNDN);
- mpfr_set_ui (z1, 2, GMP_RNDN);
- inex1 = mpfr_sqrt (z1, z1, GMP_RNDN);
- inex2 = mpfr_mul (z1, z1, x, GMP_RNDN);
- MPFR_ASSERTN (inex2 == 0);
- mpfr_clear_flags ();
- inex2 = mpfr_hypot (z2, x, y, GMP_RNDN);
- flags = __gmpfr_flags;
- if (mpfr_cmp (z1, z2) != 0)
- {
- printf ("Error in test_small%s\nExpected ",
- ext ? ", extended exponent range" : "");
- mpfr_out_str (stdout, 2, 0, z1, GMP_RNDN);
- printf ("\nGot ");
- mpfr_out_str (stdout, 2, 0, z2, GMP_RNDN);
- printf ("\n");
- exit (1);
- }
- if (! SAME_SIGN (inex1, inex2))
- {
- printf ("Bad ternary value in test_small%s\nExpected %d, got %d\n",
- ext ? ", extended exponent range" : "", inex1, inex2);
- exit (1);
- }
- if (flags != MPFR_FLAGS_INEXACT)
- {
- printf ("Bad flags in test_small%s\nExpected %u, got %u\n",
- ext ? ", extended exponent range" : "",
- (unsigned int) MPFR_FLAGS_INEXACT, flags);
- exit (1);
- }
- mpfr_clears (x, y, z1, z2, (mpfr_ptr) 0);
-}
-
-static void
-test_large_small (void)
-{
- mpfr_t x, y, z;
- int inexact, inex2, r;
-
- mpfr_init2 (x, 3);
- mpfr_init2 (y, 2);
- mpfr_init2 (z, 2);
-
- mpfr_set_ui_2exp (x, 1, mpfr_get_emax () / 2, GMP_RNDN);
- mpfr_set_ui_2exp (y, 1, -1, GMP_RNDN);
- inexact = mpfr_hypot (z, x, y, GMP_RNDN);
- if (inexact >= 0 || mpfr_cmp (x, z))
- {
- printf ("Error 1 in test_large_small%s\n",
- ext ? ", extended exponent range" : "");
- exit (1);
- }
-
- mpfr_mul_ui (x, x, 5, GMP_RNDN);
- inexact = mpfr_hypot (z, x, y, GMP_RNDN);
- if (mpfr_cmp (x, z) >= 0)
- {
- printf ("Error 2 in test_large_small%s\n",
- ext ? ", extended exponent range" : "");
- printf ("x = ");
- mpfr_out_str (stdout, 2, 0, x, GMP_RNDN);
- printf ("\n");
- printf ("y = ");
- mpfr_out_str (stdout, 2, 0, y, GMP_RNDN);
- printf ("\n");
- printf ("z = ");
- mpfr_out_str (stdout, 2, 0, z, GMP_RNDN);
- printf (" (in precision 2) instead of\n ");
- mpfr_out_str (stdout, 2, 2, x, GMP_RNDU);
- printf ("\n");
- exit (1);
- }
-
- RND_LOOP(r)
- {
- mpfr_set_ui_2exp (x, 1, mpfr_get_emax () - 1, GMP_RNDN);
- mpfr_set_ui_2exp (y, 1, mpfr_get_emin (), GMP_RNDN);
- inexact = mpfr_hypot (z, x, y, (mp_rnd_t) r);
- inex2 = mpfr_add_ui (y, x, 1, (mp_rnd_t) r);
- if (! mpfr_equal_p (y, z) || ! SAME_SIGN (inexact, inex2))
- {
- printf ("Error 3 in test_large_small, %s%s\n",
- mpfr_print_rnd_mode ((mp_rnd_t) r),
- ext ? ", extended exponent range" : "");
- printf ("Expected ");
- mpfr_out_str (stdout, 2, 0, y, GMP_RNDN);
- printf (", inex %c 0\n", (mp_rnd_t) r == GMP_RNDU ? '>' : '<');
- printf ("Got ");
- mpfr_out_str (stdout, 2, 0, y, GMP_RNDN);
- printf (", inex = %d\n", inexact);
- exit (1);
- }
- }
-
- mpfr_clear (x);
- mpfr_clear (y);
- mpfr_clear (z);
-}
-
-static void
-check_overflow (void)
-{
- mpfr_t x, y;
- int inex, r;
-
- mpfr_inits2 (8, x, y, (mpfr_ptr) 0);
- mpfr_set_ui (x, 1, GMP_RNDN);
- mpfr_setmax (x, mpfr_get_emax ());
-
- RND_LOOP(r)
- {
- mpfr_clear_overflow ();
- inex = mpfr_hypot (y, x, x, (mp_rnd_t) r);
- if (!mpfr_overflow_p ())
- {
- printf ("No overflow in check_overflow for %s%s\n",
- mpfr_print_rnd_mode ((mp_rnd_t) r),
- ext ? ", extended exponent range" : "");
- exit (1);
- }
- MPFR_ASSERTN (MPFR_IS_POS (y));
- if (r == GMP_RNDZ || r == GMP_RNDD)
- {
- MPFR_ASSERTN (inex < 0);
- MPFR_ASSERTN (!mpfr_inf_p (y));
- mpfr_nexttoinf (y);
- }
- else
- {
- MPFR_ASSERTN (inex > 0);
- }
- MPFR_ASSERTN (mpfr_inf_p (y));
- }
-
- mpfr_clears (x, y, (mpfr_ptr) 0);
-}
-
-#define TWO_ARGS
-#define TEST_FUNCTION mpfr_hypot
-#include "tgeneric.c"
-
-static void
-alltst (void)
-{
- mp_exp_t emin, emax;
-
- ext = 0;
- test_small ();
- test_large_small ();
- check_overflow ();
-
- emin = mpfr_get_emin ();
- emax = mpfr_get_emax ();
- set_emin (MPFR_EMIN_MIN);
- set_emax (MPFR_EMAX_MAX);
- if (mpfr_get_emin () != emin || mpfr_get_emax () != emax)
- {
- ext = 1;
- test_small ();
- test_large_small ();
- check_overflow ();
- set_emin (emin);
- set_emax (emax);
- }
-}
-
-int
-main (int argc, char *argv[])
-{
- tests_start_mpfr ();
-
- special ();
-
- test_large ();
- alltst ();
-
- test_generic (2, 100, 10);
-
- tests_end_mpfr ();
- return 0;
-}
« no previous file with comments | « gcc/mpfr/tests/thyperbolic.c ('k') | gcc/mpfr/tests/tinp_str.c » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698