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authorJoseph Myers <joseph@codesourcery.com>2017-10-04 16:46:05 +0000
committerJoseph Myers <joseph@codesourcery.com>2017-10-04 16:46:05 +0000
commit32d372d548122b224ec63a520a780d9227094a48 (patch)
tree4ea3bed03c1d1560e69ced5797b1f959af69b889 /ChangeLog
parent72d13ed1bdb3154adce67a74b7d6ec240a6b12a4 (diff)
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Restore sparc32 copysignl, fabsl, fmal compat symbols (bug 22229).
32-bit SPARC libm should have compat symbols for copysignl
(GLIBC_2.0), fabsl (GLIBC_2.0), fmal (GLIBC_2.1), pointing to the
double functions; they were present in glibc 2.8, for example, but are
now missing, probably when optimized SPARC function implementations
were added without appropriate compat symbol handling.  The same
applies to copysignl in libc.  This patch restores those compat
symbols.

Tested with build-many-glibcs.py for sparcv9-linux-gnu.

	[BZ #22229]
	* sysdeps/sparc/sparc32/fpu/s_copysign.S: Include
	<math_ldbl_opt.h>
	(copysignl): Define as compat symbol at version GLIBC_2_0 for libm
	and libc.
	* sysdeps/sparc/sparc32/fpu/s_fabs.S: Include <math_ldbl_opt.h>.
	(fabsl): Define as compat symbol at version GLIBC_2_0 for libm.
	* sysdeps/sparc/sparc32/fpu/s_fma.c: Include <math_ldbl_opt.h>.
	(fmal): Define as compat symbol at version GLIBC_2_1 for libm.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign.S:
	Include <math_ldbl_opt.h>
	(copysignl): Define as compat symbol at version GLIBC_2_0 for libm
	and libc.
	(compat_symbol): Undefine and redefine.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fabs.S: Include
	<math_ldbl_opt.h>
	(fabsl): Define as compat symbol at version GLIBC_2_0 for libm.
	(compat_symbol): Undefine and redefine.
	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma.c
	[HAVE_AS_VIS3_SUPPORT]: Include <math_ldbl_opt.h>.
	[HAVE_AS_VIS3_SUPPORT] (fmal): Define as compat symbol at version
	GLIBC_2_1 for libm.
	* sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist: Add
	GLIBC_2.0 copysignl symbol.
	* sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist: Add
	GLIBC_2.0 copysignl and fabsl and GLIBC_2.1 fmal symbols.
Diffstat (limited to 'ChangeLog')
-rw-r--r--ChangeLog27
1 files changed, 27 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index d326995de1..9a4a0160c4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,32 @@
 2017-10-04  Joseph Myers  <joseph@codesourcery.com>
 
+	[BZ #22229]
+	* sysdeps/sparc/sparc32/fpu/s_copysign.S: Include
+	<math_ldbl_opt.h>
+	(copysignl): Define as compat symbol at version GLIBC_2_0 for libm
+	and libc.
+	* sysdeps/sparc/sparc32/fpu/s_fabs.S: Include <math_ldbl_opt.h>.
+	(fabsl): Define as compat symbol at version GLIBC_2_0 for libm.
+	* sysdeps/sparc/sparc32/fpu/s_fma.c: Include <math_ldbl_opt.h>.
+	(fmal): Define as compat symbol at version GLIBC_2_1 for libm.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_copysign.S:
+	Include <math_ldbl_opt.h>
+	(copysignl): Define as compat symbol at version GLIBC_2_0 for libm
+	and libc.
+	(compat_symbol): Undefine and redefine.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fabs.S: Include
+	<math_ldbl_opt.h>
+	(fabsl): Define as compat symbol at version GLIBC_2_0 for libm.
+	(compat_symbol): Undefine and redefine.
+	* sysdeps/sparc/sparc32/sparcv9/fpu/multiarch/s_fma.c
+	[HAVE_AS_VIS3_SUPPORT]: Include <math_ldbl_opt.h>.
+	[HAVE_AS_VIS3_SUPPORT] (fmal): Define as compat symbol at version
+	GLIBC_2_1 for libm.
+	* sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist: Add
+	GLIBC_2.0 copysignl symbol.
+	* sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist: Add
+	GLIBC_2.0 copysignl and fabsl and GLIBC_2.1 fmal symbols.
+
 	* sysdeps/alpha/fpu/s_nearbyint.c: Remove file.
 
 2017-10-04  Florian Weimer  <fweimer@redhat.com>