nios2: sync support with glibc

Only static linking is supported for now.
More debugging and analyzing for ld.so, TLS and NPTL
is required. But at least you can bootup a static
root fileystem in Qemu.

1 files changed, 34 insertions, 0 deletions

diff --git a/libc/sysdeps/linux/nios2/sysdep.h b/libc/sysdeps/linux/nios2/sysdep.h
new file mode 100644
index 000000000..681381815
--- /dev/null
+++ b/libc/sysdeps/linux/nios2/sysdep.h
@@ -0,0 +1,34 @@
+/* Assembler macros for Nios II.
+   Copyright (C) 2015-2016 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 <common/sysdep.h>
+
+#ifdef	__ASSEMBLER__
+
+#define ASM_SIZE_DIRECTIVE(name) .size name,.-name
+
+#define ENTRY(name)						 \
+  .globl C_SYMBOL_NAME(name);					 \
+  .type C_SYMBOL_NAME(name),%function;				 \
+  C_LABEL(name)
+
+#undef  END
+#define END(name)				\
+  ASM_SIZE_DIRECTIVE(name)
+
+#endif	/* __ASSEMBLER__ */