GNU C Library master sources branch master updated. glibc-2.18-283-gbd878fc

[jsm28 at sourceware dot org]

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=bd878fc030be17ee4b79ecd1d63a8f40271ee2da

commit bd878fc030be17ee4b79ecd1d63a8f40271ee2da
Author: Joseph Myers <joseph@codesourcery.com>
Date:   Thu Oct 10 19:12:09 2013 +0000

    Extend powerpc-nofpu -fno-builtin-fabsl workaround to more files.

diff --git a/ChangeLog b/ChangeLog
index d7d764f..f2d350b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,13 @@
 2013-10-10  Joseph Myers  <joseph@codsourcery.com>
 
+	* sysdeps/powerpc/nofpu/Makefile [$(subdir) = math]
+	(CFLAGS-e_hypotl.c): Add -fno-builtin-fabsl.
+	[$(subdir) = math] (CFLAGS-w_acosl.c): Likewise.
+	[$(subdir) = math] (CFLAGS-w_asinl.c): Likewise.
+	[$(subdir) = math] (CFLAGS-w_atanhl.c): Likewise.
+	[$(subdir) = math] (CFLAGS-w_j0l.c): Likewise.
+	[$(subdir) = math] (CFLAGS-w_j1l.c): Likewise.
+
 	* sysdeps/ieee754/ldbl-128ibm/e_acosl.c (__ieee754_acosl): Check
 	for NaNs before doing comparisons on argument.
 	* sysdeps/ieee754/ldbl-128ibm/e_asinl.c (__ieee754_asinl):
diff --git a/sysdeps/powerpc/nofpu/Makefile b/sysdeps/powerpc/nofpu/Makefile
index 6bdff45..b9cbf80 100644
--- a/sysdeps/powerpc/nofpu/Makefile
+++ b/sysdeps/powerpc/nofpu/Makefile
@@ -14,6 +14,7 @@ CPPFLAGS += -I../soft-fp/
 # gcc-4.1.1 and may be too late for gcc-4.2.  So we need these flags
 # until the fix in a gcc release and glibc drops support for earlier
 # versions of gcc.
+CFLAGS-e_hypotl.c += -fno-builtin-fabsl
 CFLAGS-e_powl.c += -fno-builtin-fabsl
 CFLAGS-s_ccoshl.c += -fno-builtin-fabsl
 CFLAGS-s_csinhl.c += -fno-builtin-fabsl
@@ -21,4 +22,9 @@ CFLAGS-s_clogl.c += -fno-builtin-fabsl
 CFLAGS-s_clog10l.c += -fno-builtin-fabsl
 CFLAGS-s_csinl.c += -fno-builtin-fabsl
 CFLAGS-s_csqrtl.c += -fno-builtin-fabsl
+CFLAGS-w_acosl.c += -fno-builtin-fabsl
+CFLAGS-w_asinl.c += -fno-builtin-fabsl
+CFLAGS-w_atanhl.c += -fno-builtin-fabsl
+CFLAGS-w_j0l.c += -fno-builtin-fabsl
+CFLAGS-w_j1l.c += -fno-builtin-fabsl
 endif

http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=6f10289efb65e97917ebe42686f492a0037ec129

commit 6f10289efb65e97917ebe42686f492a0037ec129
Author: Joseph Myers <joseph@codesourcery.com>
Date:   Thu Oct 10 19:11:30 2013 +0000

    Avoid ordered comparisons of NaNs in ldbl-128ibm acosl and asinl.

diff --git a/ChangeLog b/ChangeLog
index 66780cb..d7d764f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2013-10-10  Joseph Myers  <joseph@codsourcery.com>
+
+	* sysdeps/ieee754/ldbl-128ibm/e_acosl.c (__ieee754_acosl): Check
+	for NaNs before doing comparisons on argument.
+	* sysdeps/ieee754/ldbl-128ibm/e_asinl.c (__ieee754_asinl):
+	Likewise.
+
 2013-10-10  Will Newton  <will.newton@linaro.org>
 
 	* malloc/hooks.c (memalign_check): Ensure the value of bytes
diff --git a/sysdeps/ieee754/ldbl-128ibm/e_acosl.c b/sysdeps/ieee754/ldbl-128ibm/e_acosl.c
index 8663993..2cb2882 100644
--- a/sysdeps/ieee754/ldbl-128ibm/e_acosl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/e_acosl.c
@@ -153,6 +153,8 @@ __ieee754_acosl (long double x)
 {
   long double a, z, r, w, p, q, s, t, f2;
 
+  if (__glibc_unlikely (__isnanl (x)))
+    return x + x;
   a = __builtin_fabsl (x);
   if (a == 1.0L)
     {
diff --git a/sysdeps/ieee754/ldbl-128ibm/e_asinl.c b/sysdeps/ieee754/ldbl-128ibm/e_asinl.c
index 99a5b85..dece118 100644
--- a/sysdeps/ieee754/ldbl-128ibm/e_asinl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/e_asinl.c
@@ -134,6 +134,8 @@ __ieee754_asinl (long double x)
   long double a, t, w, p, q, c, r, s;
   int flag;
 
+  if (__glibc_unlikely (__isnanl (x)))
+    return x + x;
   flag = 0;
   a = __builtin_fabsl (x);
   if (a == 1.0L)	/* |x|>= 1 */

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                             |   15 +++++++++++++++
 sysdeps/ieee754/ldbl-128ibm/e_acosl.c |    2 ++
 sysdeps/ieee754/ldbl-128ibm/e_asinl.c |    2 ++
 sysdeps/powerpc/nofpu/Makefile        |    6 ++++++
 4 files changed, 25 insertions(+), 0 deletions(-)


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