diff options
Diffstat (limited to 'arch/sparc/isa/formats/noop.isa')
-rw-r--r-- | arch/sparc/isa/formats/noop.isa | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/sparc/isa/formats/noop.isa b/arch/sparc/isa/formats/noop.isa new file mode 100644 index 000000000..fa4047f06 --- /dev/null +++ b/arch/sparc/isa/formats/noop.isa @@ -0,0 +1,50 @@ +//////////////////////////////////////////////////////////////////// +// +// Noop instruction +// + +output header {{ + /** + * Noop class. + */ + class Noop : public SparcStaticInst + { + protected: + // Constructor + Noop(const char *mnem, MachInst _machInst, OpClass __opClass) : + SparcStaticInst(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 "Noop\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 NoFault; + } +}}; + +// Primary format for integer operate instructions: +def format Noop(code, *opt_flags) {{ + orig_code = code + cblk = CodeBlock(code) + iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags) + header_output = BasicDeclare.subst(iop) + decoder_output = BasicConstructor.subst(iop) + decode_block = BasicDecodeWithMnemonic.subst(iop) + exec_output = NoopExecute.subst(iop) +}}; |