POWER: Add support for the Power ISA

This adds support for the 32-bit, big endian Power ISA. This supports both
integer and floating point instructions based on the Power ISA Book I v2.06.

1 files changed, 79 insertions, 0 deletions

diff --git a/src/arch/power/linux/linux.cc b/src/arch/power/linux/linux.cc
new file mode 100644
index 000000000..113f3e48e
--- /dev/null
+++ b/src/arch/power/linux/linux.cc
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * Copyright (c) 2009 The University of Edinburgh
+ * 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 the copyright holders 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.
+ *
+ * Authors: Timothy M. Jones
+ */
+
+#include "arch/power/linux/linux.hh"
+
+#include <fcntl.h>
+
+// open(2) flags translation table
+OpenFlagTransTable PowerLinux::openFlagTable[] = {
+#ifdef _MSC_VER
+  { PowerLinux::TGT_O_RDONLY,    _O_RDONLY },
+  { PowerLinux::TGT_O_WRONLY,    _O_WRONLY },
+  { PowerLinux::TGT_O_RDWR,      _O_RDWR },
+  { PowerLinux::TGT_O_APPEND,    _O_APPEND },
+  { PowerLinux::TGT_O_CREAT,     _O_CREAT },
+  { PowerLinux::TGT_O_TRUNC,     _O_TRUNC },
+  { PowerLinux::TGT_O_EXCL,      _O_EXCL },
+#ifdef _O_NONBLOCK
+  { PowerLinux::TGT_O_NONBLOCK,  _O_NONBLOCK },
+#endif
+#ifdef _O_NOCTTY
+  { PowerLinux::TGT_O_NOCTTY,    _O_NOCTTY },
+#endif
+#ifdef _O_SYNC
+  { PowerLinux::TGT_O_SYNC,      _O_SYNC },
+#endif
+#ifdef _O_LARGEFILE
+  { PowerLinux::TGT_O_LARGEFILE, _O_LARGEFILE },
+#endif
+#else /* !_MSC_VER */
+  { PowerLinux::TGT_O_RDONLY,    O_RDONLY },
+  { PowerLinux::TGT_O_WRONLY,    O_WRONLY },
+  { PowerLinux::TGT_O_RDWR,      O_RDWR },
+  { PowerLinux::TGT_O_APPEND,    O_APPEND },
+  { PowerLinux::TGT_O_CREAT,     O_CREAT },
+  { PowerLinux::TGT_O_TRUNC,     O_TRUNC },
+  { PowerLinux::TGT_O_EXCL,      O_EXCL },
+  { PowerLinux::TGT_O_NONBLOCK,  O_NONBLOCK },
+  { PowerLinux::TGT_O_NOCTTY,    O_NOCTTY },
+#ifdef O_SYNC
+  { PowerLinux::TGT_O_SYNC,      O_SYNC },
+#endif
+#ifdef O_LARGEFILE
+  { PowerLinux::TGT_O_LARGEFILE, O_LARGEFILE },
+#endif
+#endif /* _MSC_VER */
+};
+
+const int PowerLinux::NUM_OPEN_FLAGS =
+        (sizeof(PowerLinux::openFlagTable)/sizeof(PowerLinux::openFlagTable[0]));
+