diff --git a/soc/xtensa/intel_s1000/CMakeLists.txt b/soc/xtensa/intel_s1000/CMakeLists.txt
index 5c80ba4047a..6d64c0e7b56 100644
--- a/soc/xtensa/intel_s1000/CMakeLists.txt
+++ b/soc/xtensa/intel_s1000/CMakeLists.txt
@@ -3,3 +3,9 @@
 zephyr_library()
 zephyr_library_include_directories(${ZEPHYR_BASE}/drivers)
 zephyr_library_sources(soc.c)
+
+if("${ZEPHYR_TOOLCHAIN_VARIANT}" STREQUAL "xcc")
+if(CONFIG_NEWLIB_LIBC)
+  zephyr_library_sources(xcc_newlib_fix.c)
+endif()
+endif()
diff --git a/soc/xtensa/intel_s1000/xcc_newlib_fix.c b/soc/xtensa/intel_s1000/xcc_newlib_fix.c
new file mode 100644
index 00000000000..311b8bbf15c
--- /dev/null
+++ b/soc/xtensa/intel_s1000/xcc_newlib_fix.c
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2019, Intel Corporation.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <toolchain.h>
+#include <stdio.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+#include <reent.h>
+
+/* these externs are from lib/libc/newlib/libc-hooks.c */
+extern int _read(int fd, char *buf, int nbytes);
+extern int _write(int fd, const void *buf, int nbytes);
+extern int _open(const char *name, int mode);
+extern int _close(int file);
+extern int _lseek(int file, int ptr, int dir);
+extern int _isatty(int file);
+extern int _kill(int i, int j);
+extern int _getpid(void);
+extern int _fstat(int file, struct stat *st);
+extern void _exit(int status);
+extern void *_sbrk(int count);
+
+_ssize_t _read_r(struct _reent *r, int fd, void *buf, size_t nbytes)
+{
+	ARG_UNUSED(r);
+
+	return _read(fd, (char *)buf, nbytes);
+}
+
+_ssize_t _write_r(struct _reent *r, int fd, const void *buf, size_t nbytes)
+{
+	ARG_UNUSED(r);
+
+	return _write(fd, buf, nbytes);
+}
+
+int _open_r(struct _reent *r, const char *name, int flags, int mode)
+{
+	ARG_UNUSED(r);
+	ARG_UNUSED(flags);
+
+	return _open(name, mode);
+}
+
+int _close_r(struct _reent *r, int file)
+{
+	ARG_UNUSED(r);
+
+	return _close(file);
+}
+
+_off_t _lseek_r(struct _reent *r, int file, _off_t ptr, int dir)
+{
+	ARG_UNUSED(r);
+
+	return _lseek(file, ptr, dir);
+}
+
+int _isatty_r(struct _reent *r, int file)
+{
+	ARG_UNUSED(r);
+
+	return _isatty(file);
+}
+
+int _kill_r(struct _reent *r, int i, int j)
+{
+	ARG_UNUSED(r);
+
+	return _kill(i, j);
+}
+
+int _getpid_r(struct _reent *r)
+{
+	ARG_UNUSED(r);
+
+	return _getpid();
+}
+
+int _fstat_r(struct _reent *r, int file, struct stat *st)
+{
+	ARG_UNUSED(r);
+
+	return _fstat(file, st);
+}
+
+void _exit_r(struct _reent *r, int status)
+{
+	ARG_UNUSED(r);
+
+	_exit(status);
+}
+
+void *_sbrk_r(struct _reent *r, int count)
+{
+	ARG_UNUSED(r);
+
+	return _sbrk(count);
+}