Merge m5.eecs.umich.edu:/bk/newmem

into  ewok.(none):/home/gblack/m5/newmem

--HG--
extra : convert_revision : 7effd744f9061d4aa8e9c3fa769115dfa73cbb79

1 files changed, 89 insertions, 0 deletions

diff --git a/arch/sparc/utility.hh b/arch/sparc/utility.hh
new file mode 100644
index 000000000..1e67b3370
--- /dev/null
+++ b/arch/sparc/utility.hh
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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.
+ */
+
+#ifndef __ARCH_SPARC_UTILITY_HH__
+#define __ARCH_SPARC_UTILITY_HH__
+
+#include "arch/sparc/isa_traits.hh"
+#include "base/misc.hh"
+
+namespace SparcISA
+{
+    inline ExtMachInst
+    makeExtMI(MachInst inst, const Addr &pc) {
+        return ExtMachInst(inst);
+    }
+
+    inline bool isCallerSaveIntegerRegister(unsigned int reg) {
+        panic("register classification not implemented");
+        return false;
+    }
+
+    inline bool isCalleeSaveIntegerRegister(unsigned int reg) {
+        panic("register classification not implemented");
+        return false;
+    }
+
+    inline bool isCallerSaveFloatRegister(unsigned int reg) {
+        panic("register classification not implemented");
+        return false;
+    }
+
+    inline bool isCalleeSaveFloatRegister(unsigned int reg) {
+        panic("register classification not implemented");
+        return false;
+    }
+
+    // Instruction address compression hooks
+    inline Addr realPCToFetchPC(const Addr &addr)
+    {
+        return addr;
+    }
+
+    inline Addr fetchPCToRealPC(const Addr &addr)
+    {
+        return addr;
+    }
+
+    // the size of "fetched" instructions (not necessarily the size
+    // of real instructions for PISA)
+    inline size_t fetchInstSize()
+    {
+        return sizeof(MachInst);
+    }
+
+    /**
+     * Function to insure ISA semantics about 0 registers.
+     * @param xc The execution context.
+     */
+    template <class XC>
+    void zeroRegisters(XC *xc);
+
+} // namespace SparcISA
+
+#endif