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authorUlrich Drepper <drepper@redhat.com>2004-02-01 19:23:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-02-01 19:23:10 +0000
commit3eb614154cb841e131cb1b9d213ef29f44b5fa10 (patch)
treee2fe7e7c449dfe69c69cde9db05dc238650b554d /sysdeps/ieee754
parent00c707414167a28e5d9499a3314a79e375f3e329 (diff)
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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.
Diffstat (limited to 'sysdeps/ieee754')
-rw-r--r--sysdeps/ieee754/dbl-64/s_llrint.c7
-rw-r--r--sysdeps/ieee754/dbl-64/s_lrint.c7
-rw-r--r--sysdeps/ieee754/dbl-64/s_lround.c7
-rw-r--r--sysdeps/ieee754/ldbl-96/s_lrintl.c7
-rw-r--r--sysdeps/ieee754/ldbl-96/s_lroundl.c7
5 files changed, 25 insertions, 10 deletions
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 <drepper@cygnus.com>, 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 <drepper@cygnus.com>, 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 <drepper@cygnus.com>, 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 <drepper@cygnus.com>, 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 <drepper@cygnus.com>, 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