src/arch/arm/isa/templates/basic.isa

// -*- mode:c++ -*-

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// Basic instruction class declaration template.
def template BasicDeclare {{
    /**
     * Static instruction class for "%(mnemonic)s".
     */
    class %(class_name)s : public %(base_class)s
    {
      private:
        %(reg_idx_arr_decl)s;

      public:
        /// Constructor.
        %(class_name)s(ExtMachInst machInst);
        Fault execute(ExecContext *, Trace::InstRecord *) const override;
    };
}};

// Basic instruction class constructor template.
def template BasicConstructor {{
    %(class_name)s::%(class_name)s(ExtMachInst machInst) :
        %(base_class)s("%(mnemonic)s", machInst, %(op_class)s)
    {
        %(set_reg_idx_arr)s;
        %(constructor)s;
        if (!(condCode == COND_AL || condCode == COND_UC)) {
            for (int x = 0; x < _numDestRegs; x++) {
                setSrcRegIdx(_numSrcRegs++, destRegIdx(x));
            }
        }
    }
}};

def template BasicConstructor64 {{
    %(class_name)s::%(class_name)s(ExtMachInst machInst) :
        %(base_class)s("%(mnemonic)s", machInst, %(op_class)s)
    {
        %(set_reg_idx_arr)s;
        %(constructor)s;
    }
}};


// Basic instruction class execute method template.
def template BasicExecute {{
    Fault
    %(class_name)s::execute(
            ExecContext *xc, Trace::InstRecord *traceData) const
    {
        Fault fault = NoFault;

        %(op_decl)s;
        %(op_rd)s;
        %(code)s;

        if (fault == NoFault) {
            %(op_wb)s;
        }
        return fault;
    }
}};

// Basic decode template.
def template BasicDecode {{
    return new %(class_name)s(machInst);
}};

// Basic decode template, passing mnemonic in as string arg to constructor.
def template BasicDecodeWithMnemonic {{
    return new %(class_name)s("%(mnemonic)s", machInst);
}};