//////////////////////////////////////////////////////////////////// // // Branch instructions // output header {{ /** * Base class for integer operations. */ class Branch : public SparcStaticInst { protected: /// Constructor Branch(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass) { } std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; }; }}; output decoder {{ std::string Branch::generateDisassembly(Addr pc, const SymbolTable *symtab) const { return "Disassembly of integer instruction\n"; } }}; def template BranchExecute {{ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const { //Attempt to execute the instruction try { checkPriv; %(op_decl)s; %(op_rd)s; %(code)s; } //If we have an exception for some reason, //deal with it catch(SparcException except) { //Deal with exception return No_Fault; } //Write the resulting state to the execution context %(op_wb)s; return No_Fault; } }}; // Primary format for integer operate instructions: def format Branch(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 = BranchExecute.subst(iop) }};