1 files changed, 47 insertions, 0 deletions
diff --git a/arch/mips/isa/formats/noop.isa b/arch/mips/isa/formats/noop.isa
new file mode 100644
index 000000000..b1ece654d
--- /dev/null
+++ b/arch/mips/isa/formats/noop.isa
@@ -0,0 +1,47 @@
+////////////////////////////////////////////////////////////////////
+//
+// Noop instruction
+//
+
+output header {{
+        /**
+         * Base class for integer operations.
+         */
+        class Noop : public MipsStaticInst
+        {
+                protected:
+
+                /// Constructor
+                Noop(const char *mnem, MachInst _machInst, OpClass __opClass) : MipsStaticInst(mnem, _machInst, __opClass)
+                {
+                }
+
+                std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+        };
+}};
+
+output decoder {{
+        std::string Noop::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+        {
+                return "Disassembly of integer instruction\n";
+        }
+}};
+
+def template NoopExecute {{
+        Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+        {
+                //Nothing to see here, move along
+                return No_Fault;
+        }
+}};
+
+// Primary format for integer operate instructions:
+def format Noop(code, *opt_flags) {{
+        orig_code = code
+        cblk = CodeBlock(code)
+        iop = InstObjParams(name, Name, 'MipsStaticInst', cblk, opt_flags)
+        header_output = BasicDeclare.subst(iop)
+        decoder_output = BasicConstructor.subst(iop)
+        decode_block = BasicDecodeWithMnemonic.subst(iop)
+        exec_output = NoopExecute.subst(iop)
+}};