1 files changed, 51 insertions, 0 deletions
diff --git a/newlib/libc/machine/spu/free_ea.c b/newlib/libc/machine/spu/free_ea.c
new file mode 100644
index 000000000..ac206a125
--- /dev/null
+++ b/newlib/libc/machine/spu/free_ea.c
@@ -0,0 +1,51 @@
+/*
+(C) Copyright IBM Corp. 2007, 2008
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+* 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.
+* Neither the name of IBM 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 OWNER 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.
+
+*/
+
+#include <stddef.h>
+#include <sys/syscall.h>
+#include "ea_internal.h"
+#include <ea.h>
+#include <spu_cache.h>
+
+extern void __cache_flush (void) __attribute__ ((weak));
+
+COMPAT_EA_ALIAS (free_ea);
+
+void free_ea(__ea void *ptr)
+{
+  unsigned long long ptr_arg;
+  ptr_arg = (unsigned long long) (size_ea_t) ptr;
+  /* Flush cache only if the application really uses the software cache.  */
+  if (__cache_flush)
+    __cache_flush ();
+  __send_to_ppe(JSRE_LIBEA_SIGNALCODE, SPE_LIBEA_FREE , &ptr_arg);
+  return;
+}