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GNU C Library master sources branch, master, updated. glibc-2.16-ports-merge-19-g0abaf3e
- From: schwab at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 6 Jul 2012 22:00:59 -0000
- Subject: GNU C Library master sources branch, master, updated. glibc-2.16-ports-merge-19-g0abaf3e
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http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=0abaf3e48af6037fff9ed7cbfbc2a68b99096eb2
commit 0abaf3e48af6037fff9ed7cbfbc2a68b99096eb2
Author: Andreas Schwab <schwab@linux-m68k.org>
Date: Fri Jul 6 23:56:57 2012 +0200
Fix float range reduction problems (#14283)
diff --git a/ChangeLog b/ChangeLog
index 06226b9..8e6f013 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2012-07-06 Andreas Schwab <schwab@linux-m68k.org>
+ [BZ #14283]
+ * sysdeps/powerpc/fpu/k_rem_pio2f.c (__fp_kernel_rem_pio2f): Shift
+ by 7 not 8 to examine high bit of fractional part.
+
[BZ #14042]
* sysdeps/powerpc/powerpc32/ppc-mcount.S [SHARED]: Don't use PLT
for call to __mcount_internal.
diff --git a/sysdeps/powerpc/fpu/k_rem_pio2f.c b/sysdeps/powerpc/fpu/k_rem_pio2f.c
index 2060642..c388f25 100644
--- a/sysdeps/powerpc/fpu/k_rem_pio2f.c
+++ b/sysdeps/powerpc/fpu/k_rem_pio2f.c
@@ -1,5 +1,5 @@
/* k_rem_pio2f.c -- float version of e_rem_pio2.c
- Copyright (C) 2011 Free Software Foundation, Inc.
+ Copyright (C) 2011-2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Adhemerval Zanella <azanella@br.ibm.com>, 2011
@@ -153,7 +153,7 @@ recompute:
ih = iq[jz - 1] >> (7 - q0);
}
else if (q0 == 0)
- ih = iq[jz - 1] >> 8;
+ ih = iq[jz - 1] >> 7;
else if (z >= 0.5)
ih = 2;
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 4 ++++
sysdeps/powerpc/fpu/k_rem_pio2f.c | 4 ++--
2 files changed, 6 insertions(+), 2 deletions(-)
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