about summary refs log tree commit diff
path: root/REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S
diff options
context:
space:
mode:
Diffstat (limited to 'REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S')
-rw-r--r--REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S124
1 files changed, 124 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S b/REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S
new file mode 100644
index 0000000000..9469d5e7ce
--- /dev/null
+++ b/REORG.TODO/sysdeps/sparc/sparc64/multiarch/memset.S
@@ -0,0 +1,124 @@
+/* Multiple versions of memset and bzero
+   All versions must be listed in ifunc-impl-list.c.
+   Copyright (C) 2010-2017 Free Software Foundation, Inc.
+   Contributed by David S. Miller (davem@davemloft.net)
+   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>
+
+#if IS_IN (libc)
+	.text
+ENTRY(memset)
+	.type	memset, @gnu_indirect_function
+# ifdef SHARED
+	SETUP_PIC_REG_LEAF(o3, o5)
+# endif
+	set	HWCAP_SPARC_CRYPTO, %o1
+	andcc	%o0, %o1, %g0
+	be	1f
+	 andcc	%o0, HWCAP_SPARC_BLKINIT, %g0
+# ifdef SHARED
+	sethi	%gdop_hix22(__memset_niagara4), %o1
+	xor	%o1, %gdop_lox10(__memset_niagara4), %o1
+# else
+	set	__memset_niagara4, %o1
+# endif
+	ba	10f
+	 nop
+1:	be	9f
+	 nop
+# ifdef SHARED
+	sethi	%gdop_hix22(__memset_niagara1), %o1
+	xor	%o1, %gdop_lox10(__memset_niagara1), %o1
+# else
+	set	__memset_niagara1, %o1
+# endif
+	ba	10f
+	 nop
+9:
+# ifdef SHARED
+	sethi	%gdop_hix22(__memset_ultra1), %o1
+	xor	%o1, %gdop_lox10(__memset_ultra1), %o1
+# else
+	set	__memset_ultra1, %o1
+# endif
+10:
+# ifdef SHARED
+	add	%o3, %o1, %o1
+# endif
+	retl
+	 mov	%o1, %o0
+END(memset)
+
+ENTRY(__bzero)
+	.type	bzero, @gnu_indirect_function
+# ifdef SHARED
+	SETUP_PIC_REG_LEAF(o3, o5)
+# endif
+	set	HWCAP_SPARC_CRYPTO, %o1
+	andcc	%o0, %o1, %g0
+	be	1f
+	 andcc	%o0, HWCAP_SPARC_BLKINIT, %g0
+# ifdef SHARED
+	sethi	%gdop_hix22(__bzero_niagara4), %o1
+	xor	%o1, %gdop_lox10(__bzero_niagara4), %o1
+# else
+	set	__bzero_niagara4, %o1
+# endif
+	ba	10f
+	 nop
+1:	be	9f
+	 nop
+# ifdef SHARED
+	sethi	%gdop_hix22(__bzero_niagara1), %o1
+	xor	%o1, %gdop_lox10(__bzero_niagara1), %o1
+# else
+	set	__bzero_niagara1, %o1
+# endif
+	ba	10f
+	 nop
+9:
+# ifdef SHARED
+	sethi	%gdop_hix22(__bzero_ultra1), %o1
+	xor	%o1, %gdop_lox10(__bzero_ultra1), %o1
+# else
+	set	__bzero_ultra1, %o1
+# endif
+10:
+# ifdef SHARED
+	add	%o3, %o1, %o1
+# endif
+	retl
+	 mov	%o1, %o0
+END(__bzero)
+
+weak_alias (__bzero, bzero)
+
+# undef weak_alias
+# define weak_alias(a, b)
+
+libc_hidden_builtin_def (memset)
+
+#undef libc_hidden_builtin_def
+#define libc_hidden_builtin_def(name)
+
+#define memset __memset_ultra1
+#define __bzero __bzero_ultra1
+
+#endif
+
+#include "../memset.S"