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[PATCH 13/15] PowerPC: multiarch logb/logbl/logbf for PowerPC64
- From: Adhemerval Zanella <azanella at linux dot vnet dot ibm dot com>
- To: "GNU C. Library" <libc-alpha at sourceware dot org>
- Date: Thu, 12 Dec 2013 11:29:23 -0200
- Subject: [PATCH 13/15] PowerPC: multiarch logb/logbl/logbf for PowerPC64
- Authentication-results: sourceware.org; auth=none
- References: <52A9B1C5 dot 7040201 at linux dot vnet dot ibm dot com>
2013-12-09 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile: Add logb, logbf,
and logl multiarch implementations.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-power7.c: New file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-ppc64.c: New file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb.c: New file:
multiarch logb for PPC64.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf-power7.c: New file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf-ppc64.c: New file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf.c: New file:
multiarch logb for PPC64.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-power7.c: New file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-ppc64.c: New file.
* sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl.c: New file:
multiarch logb for PPC64.
--
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
index 06a7a41..d323de2 100644
--- a/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile
@@ -16,5 +16,11 @@ libm-sysdep_routines += s_isnan-power7 s_isnan-power6x s_isnan-power6 \
s_copysign-power6 s_copysign-ppc64 s_llrint-power6x \
s_llrint-ppc64 s_finite-power7 s_finite-ppc64 \
s_finitef-ppc64 s_isinff-ppc64 s_isinf-power7 \
- s_isinf-ppc64
+ s_isinf-ppc64 s_logb-power7 s_logbf-power7 \
+ s_logbl-power7 s_logb-ppc64 s_logbf-ppc64 \
+ s_logbl-ppc64
+
+CFLAGS-s_logbf-power7.c = -mcpu=power7
+CFLAGS-s_logbl-power7.c = -mcpu=power7
+CFLAGS-s_logb-power7.c = -mcpu=power7
endif
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-power7.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-power7.c
new file mode 100644
index 0000000..6a50eb4
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-power7.c
@@ -0,0 +1,19 @@
+/* logb(). PowerPC64/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 <sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logb-power7.c>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-ppc64.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-ppc64.c
new file mode 100644
index 0000000..6e42fcb
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb-ppc64.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_ppc64
+
+#include <sysdeps/ieee754/dbl-64/s_logb.c>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logb.c
new file mode 100644
index 0000000..e14bfa2
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/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_ppc64 attribute_hidden;
+extern __typeof (__logb) __logb_power7 attribute_hidden;
+
+libc_ifunc (__logb,
+ (hwcap & PPC_FEATURE_ARCH_2_06)
+ ? __logb_power7
+ : __logb_ppc64);
+
+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/powerpc64/fpu/multiarch/s_logbf-power7.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf-power7.c
new file mode 100644
index 0000000..cfd2902
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf-power7.c
@@ -0,0 +1,19 @@
+/* logb(). PowerPC64/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 <sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbf-power7.c>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf-ppc64.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf-ppc64.c
new file mode 100644
index 0000000..8a699d1
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf-ppc64.c
@@ -0,0 +1,26 @@
+/* logbf(). PowerPC64 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_ppc64
+
+#include <sysdeps/ieee754/flt-32/s_logbf.c>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbf.c
new file mode 100644
index 0000000..a300125
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/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_ppc64 attribute_hidden;
+extern __typeof (__logbf) __logbf_power7 attribute_hidden;
+
+libc_ifunc (__logbf,
+ (hwcap & PPC_FEATURE_ARCH_2_06)
+ ? __logbf_power7
+ : __logbf_ppc64);
+
+weak_alias (__logbf, logbf)
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-power7.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-power7.c
new file mode 100644
index 0000000..4fe4363
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-power7.c
@@ -0,0 +1,19 @@
+/* logb(). PowerPC64/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 <sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_logbl-power7.c>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-ppc64.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-ppc64.c
new file mode 100644
index 0000000..8bb0f18
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl-ppc64.c
@@ -0,0 +1,21 @@
+/* logbl(). PowerPC64/POWER7 version.
+ Copyright (C) 2012-2013 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_ppc64
+
+#include <sysdeps/ieee754/ldbl-128ibm/s_logbl.c>
diff --git a/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl.c b/sysdeps/powerpc/powerpc64/fpu/multiarch/s_logbl.c
new file mode 100644
index 0000000..21af571
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/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_ppc64 attribute_hidden;
+extern __typeof (__logbl) __logbl_power7 attribute_hidden;
+
+libc_ifunc (__logbl,
+ (hwcap & PPC_FEATURE_ARCH_2_06)
+ ? __logbl_power7
+ : __logbl_ppc64);
+
+long_double_symbol (libm, __logbl, logbl);