mcs/ilasm/codegen/CalliInstr.cs

   1 //
   2 // Mono.ILASM.CalliInstr
   3 //
   4 // Author(s):
   5 //  Jackson Harper (Jackson@LatitudeGeo.com)
   6 //
   7 // (C) 2003 Jackson Harper, All rights reserved
   8 //
   9
  10
  11 using System;
  12
  13
  14 namespace Mono.ILASM {
  15
  16         public class CalliInstr : IInstr {
  17
  18                 private PEAPI.CallConv call_conv;
  19                 private ITypeRef ret_type;
  20                 private ITypeRef[] param;
  21
  22                 public CalliInstr (PEAPI.CallConv call_conv, ITypeRef ret_type,
  23                                    ITypeRef[] param, Location loc)
  24                         : base (loc)
  25                 {
  26                         this.call_conv = call_conv;
  27                         this.ret_type = ret_type;
  28                         this.param = param;
  29                 }
  30
  31                 public override void Emit (CodeGen code_gen, MethodDef meth,
  32                                            PEAPI.CILInstructions cil)
  33                 {
  34                         PEAPI.Type[] param_array;
  35                         PEAPI.CalliSig callisig;
  36
  37                         if (param != null) {
  38                                 param_array = new PEAPI.Type[param.Length];
  39                                 int count = 0;
  40                                 foreach (ITypeRef typeref in param) {
  41                                         typeref.Resolve (code_gen);
  42                                         param_array[count++] = typeref.PeapiType;
  43                                 }
  44                         } else {
  45                                 param_array = new PEAPI.Type[0];
  46                         }
  47
  48                         ret_type.Resolve (code_gen);
  49                         callisig = new PEAPI.CalliSig (call_conv,
  50                                         ret_type.PeapiType, param_array);
  51
  52                         cil.calli (callisig);
  53                 }
  54         }
  55
  56 }