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diff --git a/libgloss/mips/uhi/yamon_exit.c b/libgloss/mips/uhi/yamon_exit.c
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+/*
+ * Copyright (C) 2014-2018 MIPS Tech, LLC
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of the copyright holder nor the names of its
+ * contributors may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/*
+ * @Synopsis void __exit (int32_t exit_code);
+ *
+ * Parameters:
+ * $4 - Exit code
+ *
+ * Return:
+ * None
+ *
+ * @Description Transfer control to the debug port
+*/
+
+#include <stdint.h>
+#include <errno.h>
+#include "yamon_syscalls.h"
+#include <mips/uhi_syscalls.h>
+#include <mips/hal.h>
+
+__attribute__ ((weak)) int _MIPS_HAL_NOMIPS16
+__exit (int exit_code)
+{
+ typedef void (*funcptr) (int32_t);
+ extern funcptr __yamon_functions[];
+ funcptr yamonexit;
+
+ yamonexit = (funcptr)__yamon_functions[__YAMON_EXIT];
+ (yamonexit) (exit_code);
+
+ __exit (exit_code); /* just to avoide the warning */
+ return exit_code;
+}
+