From 3eb614154cb841e131cb1b9d213ef29f44b5fa10 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sun, 1 Feb 2004 19:23:10 +0000 Subject: [PATCH] Update. * math/libm-test.inc (lround_test): Add new test. (llround_test): Likewise. (lrint_test): Likewise. (llrint_test): Likewise. * sysdeps/ieee754/dbl-64/s_lround.c (__lround): Fix special case with result taking up 20 bits. * sysdeps/ieee754/dbl-64/s_lrint.c (__lrint): Likewise. * sysdeps/ieee754/dbl-64/s_llrint.c (__llrint): Likewise.. * sysdeps/ieee754/ldbl-96/s_lroundl.c (__lroundl): Fix special case with result taking up 31 bits. * sysdeps/ieee754/ldbl-96/s_lrintl.c (__lrintl): Likewise. --- ChangeLog | 12 ++++++++++++ math/libm-test.inc | 14 ++++++++++++-- sysdeps/ieee754/dbl-64/s_llrint.c | 7 +++++-- sysdeps/ieee754/dbl-64/s_lrint.c | 7 +++++-- sysdeps/ieee754/dbl-64/s_lround.c | 7 +++++-- sysdeps/ieee754/ldbl-96/s_lrintl.c | 7 +++++-- sysdeps/ieee754/ldbl-96/s_lroundl.c | 7 +++++-- 7 files changed, 49 insertions(+), 12 deletions(-) diff --git a/ChangeLog b/ChangeLog index 6b814d5..6ceb991 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,17 @@ 2004-02-01 Ulrich Drepper + * math/libm-test.inc (lround_test): Add new test. + (llround_test): Likewise. + (lrint_test): Likewise. + (llrint_test): Likewise. + * sysdeps/ieee754/dbl-64/s_lround.c (__lround): Fix special case + with result taking up 20 bits. + * sysdeps/ieee754/dbl-64/s_lrint.c (__lrint): Likewise. + * sysdeps/ieee754/dbl-64/s_llrint.c (__llrint): Likewise.. + * sysdeps/ieee754/ldbl-96/s_lroundl.c (__lroundl): Fix special + case with result taking up 31 bits. + * sysdeps/ieee754/ldbl-96/s_lrintl.c (__lrintl): Likewise. + * po/nl.po: Update from translation team. 2004-01-30 Andreas Schwab diff --git a/math/libm-test.inc b/math/libm-test.inc index e5d0bec..c009d61 100644 --- a/math/libm-test.inc +++ b/math/libm-test.inc @@ -1,4 +1,4 @@ -/* Copyright (C) 1997-2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 1997-2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Andreas Jaeger , 1997. @@ -3101,6 +3101,11 @@ lrint_test (void) TEST_f_l (lrint, 8388600.3L, 8388600); TEST_f_l (lrint, -8388600.3L, -8388600); + TEST_f_l (lrint, 1071930.0008, 1071930); +#ifndef TEST_FLOAT + TEST_f_l (lrint, 1073741824.01, 1073741824); +#endif + END (lrint); } @@ -3125,6 +3130,8 @@ llrint_test (void) TEST_f_L (llrint, 8388600.3L, 8388600); TEST_f_L (llrint, -8388600.3L, -8388600); + TEST_f_l (llrint, 1071930.0008, 1071930); + /* Test boundary conditions. */ /* 0x1FFFFF */ TEST_f_L (llrint, 2097151.0,2097151LL); @@ -3311,7 +3318,9 @@ lround_test (void) TEST_f_l (lround, -1.5, -2); TEST_f_l (lround, 22514.5, 22515); TEST_f_l (lround, -22514.5, -22515); + TEST_f_l (lround, 1071930.0008, 1071930); #ifndef TEST_FLOAT + TEST_f_l (lround, 1073741824.01, 1073741824); TEST_f_l (lround, 2097152.5, 2097153); TEST_f_l (lround, -2097152.5, -2097153); #endif @@ -3336,6 +3345,7 @@ llround_test (void) TEST_f_L (llround, -1.5, -2); TEST_f_L (llround, 22514.5, 22515); TEST_f_L (llround, -22514.5, -22515); + TEST_f_l (llround, 1071930.0008, 1071930); #ifndef TEST_FLOAT TEST_f_L (llround, 2097152.5, 2097153); TEST_f_L (llround, -2097152.5, -2097153); @@ -3357,7 +3367,7 @@ llround_test (void) /* 0x10000000000000 */ TEST_f_L (llround, 4503599627370496.0, 4503599627370496LL); /* 0x10000080000000 */ - TEST_f_L (llrint, 4503601774854144.0, 4503601774854144LL); + TEST_f_L (llround, 4503601774854144.0, 4503601774854144LL); /* 0x20000000000000 */ TEST_f_L (llround, 9007199254740992.0, 9007199254740992LL); /* 0x80000000000000 */ diff --git a/sysdeps/ieee754/dbl-64/s_llrint.c b/sysdeps/ieee754/dbl-64/s_llrint.c index 88e8136..893bd71 100644 --- a/sysdeps/ieee754/dbl-64/s_llrint.c +++ b/sysdeps/ieee754/dbl-64/s_llrint.c @@ -1,6 +1,6 @@ /* Round argument to nearest integral value according to current rounding direction. - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1997. @@ -75,7 +75,10 @@ __llrint (double x) i0 &= 0xfffff; i0 |= 0x100000; - result = ((long long int) i0 << (j0 - 20)) | (i1 >> (52 - j0)); + if (j0 == 20) + result = (long long int) i0; + else + result = ((long long int) i0 << (j0 - 20)) | (i1 >> (52 - j0)); } } else diff --git a/sysdeps/ieee754/dbl-64/s_lrint.c b/sysdeps/ieee754/dbl-64/s_lrint.c index 1cd7eb3..2da68d4 100644 --- a/sysdeps/ieee754/dbl-64/s_lrint.c +++ b/sysdeps/ieee754/dbl-64/s_lrint.c @@ -1,6 +1,6 @@ /* Round argument to nearest integral value according to current rounding direction. - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1997. @@ -75,7 +75,10 @@ __lrint (double x) i0 &= 0xfffff; i0 |= 0x100000; - result = ((long int) i0 << (j0 - 20)) | (i1 >> (52 - j0)); + if (j0 == 20) + result = (long int) i0; + else + result = ((long int) i0 << (j0 - 20)) | (i1 >> (52 - j0)); } } else diff --git a/sysdeps/ieee754/dbl-64/s_lround.c b/sysdeps/ieee754/dbl-64/s_lround.c index 7c11c69..4e1302a 100644 --- a/sysdeps/ieee754/dbl-64/s_lround.c +++ b/sysdeps/ieee754/dbl-64/s_lround.c @@ -1,5 +1,5 @@ /* Round double value to long int. - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1997. @@ -58,7 +58,10 @@ __lround (double x) if (j < i1) ++i0; - result = ((long int) i0 << (j0 - 20)) | (j >> (52 - j0)); + if (j0 == 20) + result = (long int) i0; + else + result = ((long int) i0 << (j0 - 20)) | (j >> (52 - j0)); } } else diff --git a/sysdeps/ieee754/ldbl-96/s_lrintl.c b/sysdeps/ieee754/ldbl-96/s_lrintl.c index b8af7aa..4212093 100644 --- a/sysdeps/ieee754/ldbl-96/s_lrintl.c +++ b/sysdeps/ieee754/ldbl-96/s_lrintl.c @@ -1,6 +1,6 @@ /* Round argument to nearest integral value according to current rounding direction. - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1997. @@ -70,7 +70,10 @@ __lrintl (long double x) GET_LDOUBLE_WORDS (se, i0, i1, t); j0 = (se & 0x7fff) - 0x3fff; - result = ((long int) i0 << (j0 - 31)) | (i1 >> (63 - j0)); + if (j0 == 31) + result = (long int) i0; + else + result = ((long int) i0 << (j0 - 31)) | (i1 >> (63 - j0)); } } else diff --git a/sysdeps/ieee754/ldbl-96/s_lroundl.c b/sysdeps/ieee754/ldbl-96/s_lroundl.c index 32b6f67..217ce1b 100644 --- a/sysdeps/ieee754/ldbl-96/s_lroundl.c +++ b/sysdeps/ieee754/ldbl-96/s_lroundl.c @@ -1,5 +1,5 @@ /* Round long double value to long int. - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 1997. @@ -62,7 +62,10 @@ __lroundl (long double x) if (j < i1) ++i0; - result = ((long int) i0 << (j0 - 31)) | (j >> (63 - j0)); + if (j0 == 31) + result = (long int) i0; + else + result = ((long int) i0 << (j0 - 31)) | (j >> (63 - j0)); } } else -- 2.7.4