sparc: Pull the "Uknown" StaticInst class out of the ISA description.

The only thing the Unknown format does is return an instance of this
class, so there's no reason to have it in the ISA description.

Change-Id: I3f8187b1450a8622a974c030c0cb552b26f6b5f0
Reviewed-on: https://gem5-review.googlesource.com/5463
Reviewed-by: Gabe Black <gabeblack@google.com>
Maintainer: Gabe Black <gabeblack@google.com>

1 files changed, 0 insertions, 38 deletions

diff --git a/src/arch/sparc/isa/formats/unknown.isa b/src/arch/sparc/isa/formats/unknown.isa
index f6f9e878b..9e02dea22 100644
--- a/src/arch/sparc/isa/formats/unknown.isa
+++ b/src/arch/sparc/isa/formats/unknown.isa
@@ -32,44 +32,6 @@
 // Unknown instructions
 //
 
-output header {{
-        /**
-         * Class for Unknown/Illegal instructions
-         */
-        class Unknown : public SparcStaticInst
-        {
-          public:
-
-            // Constructor
-            Unknown(ExtMachInst _machInst) :
-                    SparcStaticInst("unknown", _machInst, No_OpClass)
-            {
-            }
-
-            Fault execute(ExecContext *, Trace::InstRecord *) const;
-
-            std::string generateDisassembly(Addr pc,
-                    const SymbolTable *symtab) const;
-
-        };
-}};
-
-output decoder {{
-        std::string Unknown::generateDisassembly(Addr pc,
-                const SymbolTable *symtab) const
-        {
-            return "Unknown instruction";
-        }
-}};
-
-output exec {{
-        Fault Unknown::execute(ExecContext *xc,
-                Trace::InstRecord *traceData) const
-        {
-            return std::make_shared<IllegalInstruction>();
-        }
-}};
-
 def format Unknown() {{
         decode_block = 'return new Unknown(machInst);\n'
 }};