//
// Mono.ILASM.CalliInstr
//
// Author(s):
//  Jackson Harper (Jackson@LatitudeGeo.com)
//
// (C) 2003 Jackson Harper, All rights reserved
//


using System;


namespace Mono.ILASM {

        public class CalliInstr : IInstr {

                private PEAPI.CallConv call_conv;
                private BaseTypeRef ret_type;
                private BaseTypeRef[] param;

                public CalliInstr (PEAPI.CallConv call_conv, BaseTypeRef ret_type,
				   BaseTypeRef[] param, Location loc)
			: base (loc)
                {
                        this.call_conv = call_conv;
                        this.ret_type = ret_type;
                        this.param = param;
                }

                public override void Emit (CodeGen code_gen, MethodDef meth,
					   PEAPI.CILInstructions cil)
                {
                        PEAPI.Type[] param_array;
                        PEAPI.CalliSig callisig;

                        if (param != null) {
                                param_array = new PEAPI.Type[param.Length];
                                int count = 0;
                                foreach (BaseTypeRef typeref in param) {
                                        typeref.Resolve (code_gen);
                                        param_array[count++] = typeref.PeapiType;
                                }
                        } else {
                                param_array = new PEAPI.Type[0];
                        }

                        ret_type.Resolve (code_gen);
                        callisig = new PEAPI.CalliSig (call_conv,
                                        ret_type.PeapiType, param_array);

                        cil.calli (callisig);
                }
        }

}