PowerPC: logb/logbf/logbl multilib for PowerPC32

diff --git a/sysdeps/ieee754/ldbl-128ibm/s_logbl.c b/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
index 6cbfcfa1cc02a59cb2e4922ab61c9e24fa9b4552..28a50deadc1eb9127da62f10ddbf3a4fc836a65b 100644 (file)
--- a/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_logbl.c
@@ -44,4 +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/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile
index 372af26296191210fda2e8c27a1a529ac0d23f54..10d12c16e27e43f5053df9f1175586e46c892074 100644 (file)
--- a/sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/Makefile
@@ -33,7 +33,10 @@ libm-sysdep_routines += s_llrintf-power6 s_llrintf-power4 s_llrintf-c \
                        s_finite-power7 s_finite-c \
                        s_finitef-c \
                        s_isinf-power7 s_isinf-c \
-                       s_isinff-c
+                       s_isinff-c \
+                       s_logbl-power7 s_logbl-c \
+                       s_logb-power7 s_logb-c \
+                       s_logbf-power7 s_logbf-c
 
 CFLAGS-s_llround.c = -fno-builtin-llroundf
 CFLAGS-s_lround.c = -fno-builtin-lroundf

diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb-c.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb-c.c
new file mode 100644 (file)
index 0000000..eb98d74
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb-c.c
@@ -0,0 +1,10 @@
+#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/power7/fpu/s_logb.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb-power7.c
similarity index 89%
rename from sysdeps/powerpc/powerpc32/power7/fpu/s_logb.c
rename to sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb-power7.c
index da2e6b9e49f51b90328939ba0889736779162997..d54525b0803a855475e6cd3946c86c669b2662fe 100644 (file)
--- a/sysdeps/powerpc/powerpc32/power7/fpu/s_logb.c
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb-power7.c
@@ -16,7 +16,10 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#include <math_ldbl_opt.h>
+#include <math.h>
+#include <math_private.h>
+
+__typeof (__logb) __logb_power7 __attribute__ ((__target__ ("cpu=power7")));
 
 /* This implementation avoids FP to INT conversions by using VSX
    bitwise instructions over FP values.  */
@@ -31,7 +34,7 @@ static const union {
 } mask = { 0x7ff0000000000000ULL };
 
 double
-__logb (double x)
+__logb_power7 (double x)
 {
   double ret;
 
@@ -67,12 +70,3 @@ __logb (double x)
   /* Test to avoid logb_downward (0.0) == -0.0.  */
   return ret == -0.0 ? 0.0 : ret;
 }
-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/fpu/multiarch/s_logb.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb.c
new file mode 100644 (file)
index 0000000..f55cf51
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logb.c
@@ -0,0 +1,41 @@
+/* Multiple versions of s_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/fpu/multiarch/s_logbf-c.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf-c.c
new file mode 100644 (file)
index 0000000..b569a1c
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf-c.c
@@ -0,0 +1,8 @@
+#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/power7/fpu/s_logbf.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf-power7.c
similarity index 94%
rename from sysdeps/powerpc/powerpc32/power7/fpu/s_logbf.c
rename to sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf-power7.c
index 05726f2f7fbee14401ef3695d131e52270512b81..5d87c6fcc4c0ee5e63f1c3ec81e14998c324c791 100644 (file)
--- a/sysdeps/powerpc/powerpc32/power7/fpu/s_logbf.c
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf-power7.c
@@ -16,7 +16,9 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#include "math_private.h"
+#include <math.h>
+
+__typeof (__logbf) __logbf_power7 __attribute__ ((__target__ ("cpu=power7")));
 
 /* This implementation avoids FP to INT conversions by using VSX
    bitwise instructions over FP values.  */
@@ -32,7 +34,7 @@ static const union {
 } mask = { 0x7ff0000000000000ULL };
 
 float
-__logbf (float x)
+__logbf_power7 (float x)
 {
   /* VSX operation are all done internally as double.  */
   double ret;
@@ -57,4 +59,3 @@ __logbf (float x)
      The test is to avoid logb_downward (0.0) == -0.0.  */
   return ret == -0.0 ? 0.0 : ret;
 }
-weak_alias (__logbf, logbf)

diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf.c
new file mode 100644 (file)
index 0000000..d0b50b0
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbf.c
@@ -0,0 +1,32 @@
+/* Multiple versions of s_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 (__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/fpu/multiarch/s_logbl-c.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl-c.c
new file mode 100644 (file)
index 0000000..1fc965b
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl-c.c
@@ -0,0 +1,7 @@
+#include <math.h>
+#include <math_private.h>
+#include <math_ldbl_opt.h>
+
+#define __logbl __logbl_ppc32
+
+#include <sysdeps/ieee754/ldbl-128ibm/s_logbl.c>

diff --git a/sysdeps/powerpc/powerpc32/power7/fpu/s_logbl.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl-power7.c
similarity index 95%
rename from sysdeps/powerpc/powerpc32/power7/fpu/s_logbl.c
rename to sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl-power7.c
index e008ed0c3daf984f64f78176b115325a1056ee14..e783b46c4776264667f08363dc25c9b7fcd72f9a 100644 (file)
--- a/sysdeps/powerpc/powerpc32/power7/fpu/s_logbl.c
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl-power7.c
@@ -20,6 +20,8 @@
 #include <math_private.h>
 #include <math_ldbl_opt.h>
 
+__typeof (__logbl) __logbl_power7 __attribute__ ((__target__ ("cpu=power7")));
+
 /* This implementation avoids FP to INT conversions by using VSX
    bitwise instructions over FP values.  */
 
@@ -33,7 +35,7 @@ static const union {
 } mask = { 0x7ff0000000000000ULL };
 
 long double
-__logbl (long double x)
+__logbl_power7 (long double x)
 {
   double xh, xl;
   double ret;
@@ -66,5 +68,3 @@ __logbl (long double x)
   /* Test to avoid logb_downward (0.0) == -0.0.  */
   return ret == -0.0 ? 0.0 : ret;
 }
-
-long_double_symbol (libm, __logbl, logbl);

diff --git a/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl.c b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl.c
new file mode 100644 (file)
index 0000000..8703da5
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/fpu/multiarch/s_logbl.c
@@ -0,0 +1,32 @@
+/* Multiple versions of s_finite.
+   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);