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[PATCH 02/18] PowerPC: multiarch llrint/llrintf for PowerPC32

From: Adhemerval Zanella <azanella at linux dot vnet dot ibm dot com>
To: "GNU C. Library" <libc-alpha at sourceware dot org>
Cc: "Steven J. Munroe" <sjmunroe at us dot ibm dot com>
Date: Tue, 19 Nov 2013 14:20:44 -0200
Subject: [PATCH 02/18] PowerPC: multiarch llrint/llrintf for PowerPC32
Authentication-results: sourceware.org; auth=none
References: <528B815A dot 4030004 at linux dot vnet dot ibm dot com>
2013-11-19  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>

	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile: New file:
	multiarch PowerPC32 fpu implementations. 
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-power6.S:
	New file.
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-ppc32.S:
	New file.
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint.c: New file:
	multiarch llrint for PowerPC32.
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-power6.S:
	New file.
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-ppc32.S:
	New file.
	* sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf.c: New
	file.

--

diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile
new file mode 100644
index 0000000..b82e475
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/Makefile
@@ -0,0 +1,4 @@
+ifeq ($(subdir),math)
+libm-sysdep_routines += s_llrintf-power6 s_llrintf-ppc32 s_llrint-power6 \
+			s_llrint-ppc32
+endif
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-power6.S b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-power6.S
new file mode 100644
index 0000000..f4d9716
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-power6.S
@@ -0,0 +1,31 @@
+/* Round double to long int.  PowerPC32/Power6.
+   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 <sysdep.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(a,b,c,d)
+
+#define __llrint __llrint_power6
+
+#include <sysdeps/powerpc/powerpc32/power6/fpu/s_llrint.S>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-ppc32.S b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-ppc32.S
new file mode 100644
index 0000000..6f288ca
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint-ppc32.S
@@ -0,0 +1,31 @@
+/* llrint function.  PowerPC32 default 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 <sysdep.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(a,b,c,d)
+
+#define __llrint __llrint_ppc32
+
+#include <sysdeps/powerpc/powerpc32/power4/fpu/s_llrint.S>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint.c
new file mode 100644
index 0000000..c00d15f
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrint.c
@@ -0,0 +1,40 @@
+/* Multiple versions of llrint.
+   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 (__llrint) __llrint_ppc32 attribute_hidden;
+extern __typeof (__llrint) __llrint_power6 attribute_hidden;
+
+libc_ifunc (__llrint,
+	    (hwcap & PPC_FEATURE_ARCH_2_05)
+	    ? __llrint_power6
+            : __llrint_ppc32);
+
+weak_alias (__llrint, llrint)
+
+#ifdef NO_LONG_DOUBLE
+strong_alias (__llrint, __llrintl)
+weak_alias (__llrint, llrintl)
+#endif
+#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
+compat_symbol (libm, __llrint, llrintl, GLIBC_2_1);
+#endif
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-power6.S b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-power6.S
new file mode 100644
index 0000000..15da786
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-power6.S
@@ -0,0 +1,26 @@
+/* Round float to long int.  PowerPC32/POWER6 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 <sysdep.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+
+#define __llrintf __llrintf_power6
+
+#include <sysdeps/powerpc/powerpc32/power6/fpu/s_llrintf.S>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-ppc32.S b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-ppc32.S
new file mode 100644
index 0000000..47ce488
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf-ppc32.S
@@ -0,0 +1,26 @@
+/* llrintf function.  PowerPC32 default 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 <sysdep.h>
+
+#undef weak_alias
+#define weak_alias(a,b)
+
+#define __llrintf __llrintf_ppc32
+
+#include <sysdeps/powerpc/powerpc32/power4/fpu/s_llrintf.S>
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf.c b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf.c
new file mode 100644
index 0000000..f9b38a5
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/multiarch/s_llrintf.c
@@ -0,0 +1,31 @@
+/* Multiple versions of llrintf.
+   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 <shlib-compat.h>
+#include "init-arch.h"
+
+extern __typeof (__llrintf) __llrintf_ppc32 attribute_hidden;
+extern __typeof (__llrintf) __llrintf_power6 attribute_hidden;
+
+libc_ifunc (__llrintf,
+	    (hwcap & PPC_FEATURE_ARCH_2_05)
+	    ? __llrintf_power6
+            : __llrintf_ppc32);
+
+weak_alias (__llrintf, llrintf)
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