PowerPC: multiarch logb/logbf/logbl for PowerPC32

18 files changed, 305 insertions, 6 deletions

diff --git a/ChangeLog b/ChangeLog
index c96f965cc0..0327415f2f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,39 @@
 2013-12-06  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
 
+	* sysdeps/ieee754/ldbl-128ibm/s_logbl.c (__logbl): Define
+	long_double_symbol only if __logbl is defined.
+	* sysdeps/powerpc/powerpc32/power7/fpu/s_logb.c: Moved to ...
+	* sysdeps/powerpc/power7/fpu/s_logb.c: ... here.
+	* sysdeps/powerpc/powerpc32/power7/fpu/s_logbf.c: Move to ...
+	* sysdeps/powerpc/power7/fpu/s_logbf.c: ... here.
+	* sysdeps/powerpc/powerpc32/power7/fpu/s_logbl.c: Move to ...
+	* sysdeps/powerpc/power7/fpu/s_logbl.c: ... here.
+	* sysdeps/powerpc/powerpc64/power7/fpu/s_logb.c: Adjust to use new
+	path for implementation.
+	* sysdeps/powerpc/powerpc64/power7/fpu/s_logbf.c: Likewise.
+	* sysdeps/powerpc/powerpc64/power7/fpu/s_logbl.c: Likewise.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile: Add logbf,
+	logb, and logbl multiarch implementations for PowerPC32.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-power7.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-ppc32.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb.c: New file:
+	multiarch logb for PowerPC32.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-power7.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-ppc32.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf.c: New file:
+	multiarch logbf for PowerPC32.
+	* sysdeps/powerpc/power4/fpu/multiarch/s_logbl-power7.c: New file.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-ppc32.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl.c: New file:
+	multiarch logbl implementation for PowerPC32.
+
+2013-12-06  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
+
 	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile: Add modf
 	and modff multiarch implementations.
 	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_modf-power5+.c:
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_logbl.c b/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
index e140288612..da8d71bdec 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
@@ -44,5 +44,6 @@ __logbl (long double x)
     }
   return (long double) (rhx - 1023);
 }
-
+#ifndef __logbl
 long_double_symbol (libm, __logbl, logbl);
+#endif
diff --git a/sysdeps/powerpc/powerpc32/power7/fpu/s_logb.c b/sysdeps/powerpc/power7/fpu/s_logb.c
index da2e6b9e49..da2e6b9e49 100644
--- a/sysdeps/powerpc/powerpc32/power7/fpu/s_logb.c
+++ b/sysdeps/powerpc/power7/fpu/s_logb.c
diff --git a/sysdeps/powerpc/powerpc32/power7/fpu/s_logbf.c b/sysdeps/powerpc/power7/fpu/s_logbf.c
index 05726f2f7f..05726f2f7f 100644
--- a/sysdeps/powerpc/powerpc32/power7/fpu/s_logbf.c
+++ b/sysdeps/powerpc/power7/fpu/s_logbf.c
diff --git a/sysdeps/powerpc/powerpc32/power7/fpu/s_logbl.c b/sysdeps/powerpc/power7/fpu/s_logbl.c
index 1c82577f5d..f5b90d9942 100644
--- a/sysdeps/powerpc/powerpc32/power7/fpu/s_logbl.c
+++ b/sysdeps/powerpc/power7/fpu/s_logbl.c
@@ -66,5 +66,6 @@ __logbl (long double x)
   /* Test to avoid logb_downward (0.0) == -0.0.  */
   return ret == -0.0 ? 0.0 : ret;
 }
-
+#ifndef __logbl
 long_double_symbol (libm, __logbl, logbl);
+#endif
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile
index e45c0631c1..7f31f75e39 100644
--- a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile
@@ -22,8 +22,13 @@ libm-sysdep_routines += s_llrintf-power6 s_llrintf-ppc32 s_llrint-power6 \
 			s_copysign-power6 s_copysign-ppc32 s_lround-power6x \
 			s_lround-power5+ s_lround-ppc32 s_lrint-power6x \
 			s_lrint-ppc32 s_modf-power5+ s_modf-ppc32 \
-			s_modff-power5+ s_modff-ppc32
+			s_modff-power5+ s_modff-ppc32 s_logbl-power7 \
+			s_logbl-ppc32 s_logb-power7 s_logb-ppc32 \
+			s_logbf-power7 s_logbf-ppc32
 
 CFLAGS-s_modf-power5+.c = -mcpu=power5+
 CFLAGS-s_modff-power5+.c = -mcpu=power5+
+CFLAGS-s_logbl-power7.c = -mcpu=power7
+CFLAGS-s_logb-power7.c = -mcpu=power7
+CFLAGS-s_logbf-power7.c = -mcpu=power7
 endif
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-power7.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-power7.c
new file mode 100644
index 0000000000..666c76d285
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-power7.c
@@ -0,0 +1,31 @@
+/* logb(). PowerPC32/POWER7 version.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+
+#undef weak_alias
+#define weak_alias(a, b)
+#undef strong_alias
+#define strong_alias(a, b)
+#undef compat_symbol
+#define compat_symbol(lib, name, alias, ver)
+
+#define __logb __logb_power7
+
+#include <sysdeps/powerpc/power7/fpu/s_logb.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-ppc32.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-ppc32.c
new file mode 100644
index 0000000000..9190ec9f8c
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-ppc32.c
@@ -0,0 +1,28 @@
+/* logb(). PowerPC32/POWER7 version.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+
+#undef weak_alias
+#define weak_alias(a, b)
+#undef strong_alias
+#define strong_alias(a, b)
+
+#define __logb __logb_ppc32
+
+#include <sysdeps/ieee754/dbl-64/s_logb.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb.c
new file mode 100644
index 0000000000..c8eaf93e7c
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb.c
@@ -0,0 +1,41 @@
+/* Multiple versions of logb.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__logb) __logb_ppc32 attribute_hidden;
+extern __typeof (__logb) __logb_power7 attribute_hidden;
+
+libc_ifunc (__logb,
+	    (hwcap & PPC_FEATURE_ARCH_2_06)
+	    ? __logb_power7
+            : __logb_ppc32);
+
+weak_alias (__logb, logb)
+
+#ifdef NO_LONG_DOUBLE
+strong_alias (__logb, __logbl)
+weak_alias (__logb, logbl)
+#endif
+
+#if LONG_DOUBLE_COMPAT (libm, GLIBC_2_0)
+compat_symbol (libm, logb, logbl, GLIBC_2_0);
+#endif
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-power7.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-power7.c
new file mode 100644
index 0000000000..f454c75799
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-power7.c
@@ -0,0 +1,26 @@
+/* logbf(). PowerPC32/POWER7 version.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+
+#undef weak_alias
+#define weak_alias(a, b)
+
+#define __logbf __logbf_power7
+
+#include <sysdeps/powerpc/power7/fpu/s_logbf.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-ppc32.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-ppc32.c
new file mode 100644
index 0000000000..7d51041375
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-ppc32.c
@@ -0,0 +1,26 @@
+/* logbf().  PowerPC32 default implementation.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+
+#undef weak_alias
+#define weak_alias(a, b)
+
+#define __logbf __logbf_ppc32
+
+#include <sysdeps/ieee754/flt-32/s_logbf.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf.c
new file mode 100644
index 0000000000..cf66af4367
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf.c
@@ -0,0 +1,32 @@
+/* Multiple versions of logbf.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__logbf) __logbf_ppc32 attribute_hidden;
+extern __typeof (__logbf) __logbf_power7 attribute_hidden;
+
+libc_ifunc (__logbf,
+	    (hwcap & PPC_FEATURE_ARCH_2_06)
+	    ? __logbf_power7
+            : __logbf_ppc32);
+
+weak_alias (__logbf, logbf)
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-power7.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-power7.c
new file mode 100644
index 0000000000..b5adcd232a
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-power7.c
@@ -0,0 +1,21 @@
+/* logbl(). PowerPC32/POWER7 version.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#define __logbl __logbl_power7
+
+#include <sysdeps/powerpc/power7/fpu/s_logbl.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-ppc32.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-ppc32.c
new file mode 100644
index 0000000000..705de9f4e5
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-ppc32.c
@@ -0,0 +1,21 @@
+/* logbl(). PowerPC32/POWER7 version.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#define __logbl __logbl_ppc32
+
+#include <sysdeps/ieee754/ldbl-128ibm/s_logbl.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl.c
new file mode 100644
index 0000000000..acc6700083
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl.c
@@ -0,0 +1,32 @@
+/* Multiple versions of logbl.
+   Copyright (C) 2013 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <math.h>
+#include <math_ldbl_opt.h>
+#include <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__logbl) __logbl_ppc32 attribute_hidden;
+extern __typeof (__logbl) __logbl_power7 attribute_hidden;
+
+libc_ifunc (__logbl,
+	    (hwcap & PPC_FEATURE_ARCH_2_06)
+	    ? __logbl_power7
+            : __logbl_ppc32);
+
+long_double_symbol (libm, __logbl, logbl);
diff --git a/sysdeps/powerpc/powerpc64/power7/fpu/s_logb.c b/sysdeps/powerpc/powerpc64/power7/fpu/s_logb.c
index ff3a9e0c77..2599c771d9 100644
--- a/sysdeps/powerpc/powerpc64/power7/fpu/s_logb.c
+++ b/sysdeps/powerpc/powerpc64/power7/fpu/s_logb.c
@@ -1 +1 @@
-#include <sysdeps/powerpc/powerpc32/power7/fpu/s_logb.c>
+#include <sysdeps/powerpc/power7/fpu/s_logb.c>
diff --git a/sysdeps/powerpc/powerpc64/power7/fpu/s_logbf.c b/sysdeps/powerpc/powerpc64/power7/fpu/s_logbf.c
index e79a28f775..7a5a8032e0 100644
--- a/sysdeps/powerpc/powerpc64/power7/fpu/s_logbf.c
+++ b/sysdeps/powerpc/powerpc64/power7/fpu/s_logbf.c
@@ -1 +1 @@
-#include <sysdeps/powerpc/powerpc32/power7/fpu/s_logbf.c>
+#include <sysdeps/powerpc/power7/fpu/s_logbf.c>
diff --git a/sysdeps/powerpc/powerpc64/power7/fpu/s_logbl.c b/sysdeps/powerpc/powerpc64/power7/fpu/s_logbl.c
index 463e411b4e..524ae2c78d 100644
--- a/sysdeps/powerpc/powerpc64/power7/fpu/s_logbl.c
+++ b/sysdeps/powerpc/powerpc64/power7/fpu/s_logbl.c
@@ -1 +1 @@
-#include <sysdeps/powerpc/powerpc32/power7/fpu/s_logbl.c>
+#include <sysdeps/powerpc/power7/fpu/s_logbl.c>