* [PATCH] Fix ldbl-128 s_llrintl.c
@ 2006-02-01 9:27 Jakub Jelinek
0 siblings, 0 replies; only message in thread
From: Jakub Jelinek @ 2006-02-01 9:27 UTC (permalink / raw)
To: Roland McGrath; +Cc: Glibc hackers
Hi!
Obvious typo causing wrong rounding...
2006-02-01 Jakub Jelinek <jakub@redhat.com>
* sysdeps/ieee754/ldbl-128/s_llrintl.c (__llrintl): Fix a typo.
* sysdeps/s390/fpu/libm-test-ulps: Remove llrint ulps.
--- libc/sysdeps/ieee754/ldbl-128/s_llrintl.c.jj 2001-07-06 00:55:55.000000000 -0400
+++ libc/sysdeps/ieee754/ldbl-128/s_llrintl.c 2006-02-01 04:13:21.000000000 -0500
@@ -1,6 +1,6 @@
/* Round argument to nearest integral value according to current rounding
direction.
- Copyright (C) 1997, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1999, 2006 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997 and
Jakub Jelinek <jj@ultra.linux.cz>, 1999.
@@ -52,7 +52,7 @@ __llrintl (long double x)
return 0;
w = two112[sx] + x;
t = w - two112[sx];
- GET_LDOUBLE_WORDS64 (i0, i1, x);
+ GET_LDOUBLE_WORDS64 (i0, i1, t);
j0 = ((i0 >> 48) & 0x7fff) - 0x3fff;
i0 &= 0x0000ffffffffffffLL;
i0 |= 0x0001000000000000LL;
--- libc/sysdeps/s390/fpu/libm-test-ulps.jj 2006-01-31 15:22:04.000000000 -0500
+++ libc/sysdeps/s390/fpu/libm-test-ulps 2006-02-01 04:19:31.000000000 -0500
@@ -691,62 +691,6 @@ ifloat: 2
ildouble: 1
ldouble: 1
-# llrint
-Test "llrint (-4503599627370495.5) == -4503599627370496LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-4503599627370496.75) == -4503599627370497LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-4503599627370497.5) == -4503599627370498LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-72057594037927935.5) == -72057594037927936LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-72057594037927936.75) == -72057594037927937LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-72057594037927937.5) == -72057594037927938LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-9007199254740991.5) == -9007199254740992LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-9007199254740992.75) == -9007199254740993LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (-9007199254740993.5) == -9007199254740994LL":
-ildouble: 1
-ldouble: 1
-Test "llrint (4503599627370495.5) == 4503599627370496LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (4503599627370496.75) == 4503599627370497LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (4503599627370497.5) == 4503599627370498LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (72057594037927935.5) == 72057594037927936LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (72057594037927936.75) == 72057594037927937LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (72057594037927937.5) == 72057594037927938LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (9007199254740991.5) == 9007199254740992LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (9007199254740992.75) == 9007199254740993LL":
-ildouble: -1
-ldouble: -1
-Test "llrint (9007199254740993.5) == 9007199254740994LL":
-ildouble: -1
-ldouble: -1
-
# log10
Test "log10 (0.75) == -0.124938736608299953132449886193870744":
double: 1
Jakub
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2006-02-01 9:27 [PATCH] Fix ldbl-128 s_llrintl.c Jakub Jelinek
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