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@@ -0,0 +1,43 @@
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+/*
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+ * libc/sysdeps/linux/v850/syscall.c -- generic syscall function for linux/v850
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+ *
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+ * Copyright (C) 2002 NEC Corporation
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+ * Copyright (C) 2002 Miles Bader <miles@gnu.org>
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+ *
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+ * This file is subject to the terms and conditions of the GNU Lesser
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+ * General Public License. See the file COPYING.LIB in the main
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+ * directory of this archive for more details.
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+ *
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+ * Written by Miles Bader <miles@gnu.org>
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+ */
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+
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+#include <errno.h>
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+#include <sys/syscall.h>
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+
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+typedef unsigned long arg_t;
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+
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+/* Invoke `system call' NUM, passing it the remaining arguments.
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+ This is completely system-dependent, and not often useful. */
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+long
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+syscall (long num, arg_t a1, arg_t a2, arg_t a3, arg_t a4, arg_t a5, arg_t a6)
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+{
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+ /* We don't know how many arguments are valid, so A5 and A6 are fetched
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+ off the stack even for (the majority of) system calls with fewer
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+ arguments; hopefully this won't cause any problems. A1-A4 are in
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+ registers, so they're OK. */
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+ register arg_t a asm (SYSCALL_ARG0) = a1;
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+ register arg_t b asm (SYSCALL_ARG1) = a2;
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+ register arg_t c asm (SYSCALL_ARG2) = a3;
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+ register arg_t d asm (SYSCALL_ARG3) = a4;
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+ register arg_t e asm (SYSCALL_ARG4) = a5;
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+ register arg_t f asm (SYSCALL_ARG5) = a6;
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+ register unsigned long syscall asm (SYSCALL_NUM) = num;
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+ register unsigned long ret asm (SYSCALL_RET);
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+
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+ asm ("trap " SYSCALL_LONG_TRAP
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+ : "=r" (ret)
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+ : "r" (syscall), "r" (a), "r" (b), "r" (c), "r" (d), "r" (e), "r" (f)
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+ : SYSCALL_CLOBBERS);
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+
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+ __syscall_return (long, ret);
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+}
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