Jo Shields a575963da9 Imported Upstream version 3.6.0
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
2014-08-13 10:39:27 +01:00

117 lines
4.5 KiB
C#

//
// Mono.ILASM.GenericParamRef
//
// Author(s):
// Jackson Harper (Jackson@LatitudeGeo.com)
// Ankit Jain (JAnkit@novell.com)
//
// (C) 2003 Jackson Harper, All rights reserved
// (C) 2006 Novell, Inc (http://www.novell.com)
//
using System;
using System.Collections;
namespace Mono.ILASM {
public class GenericParamRef : BaseGenericTypeRef {
/* PEAPI.Type type: Might get modified */
/* Unmodified GenParam */
private PEAPI.GenParam param;
private bool is_added; /* Added to TypeSpec table ? */
private static Hashtable param_table = new Hashtable ();
public GenericParamRef (PEAPI.GenParam gen_param, string full_name)
: this (gen_param, full_name, null)
{
}
public GenericParamRef (PEAPI.GenParam gen_param, string full_name, ArrayList conv_list)
: base (full_name, false, conv_list, "")
{
this.type = gen_param;
this.param = gen_param;
is_added = false;
}
public override string FullName {
get {
return (param.Type == PEAPI.GenParamType.Var ? "!" : "!!")
+ param.Index + sig_mod;
}
}
public override void MakeValueClass ()
{
throw new InternalErrorException ("Not supported");
}
public override BaseTypeRef Clone ()
{
return new GenericParamRef (param, full_name, (ArrayList) ConversionList.Clone ());
}
public override void ResolveNoTypeSpec (CodeGen code_gen)
{
if (is_resolved)
return;
type = Modify (code_gen, type);
is_resolved = true;
}
public override void Resolve (CodeGen code_gen)
{
ResolveNoTypeSpec (code_gen);
if (is_added)
return;
string key = param.Type.ToString () + param.Index.ToString ();
PEAPI.GenParam val = (PEAPI.GenParam) param_table [key];
if (val == null) {
code_gen.PEFile.AddGenericParam (param);
param_table [key] = param;
} else {
/* Set this instance's "type" to the cached
PEAPI.GenParam, after applying modifications */
type = Modify (code_gen, val);
}
is_added = true;
}
public override void Resolve (GenericParameters type_gen_params, GenericParameters method_gen_params)
{
if (param.Name == "") {
/* Name wasn't specified */
return;
}
if (param.Type == PEAPI.GenParamType.MVar && method_gen_params != null)
param.Index = method_gen_params.GetGenericParamNum (param.Name);
else if (type_gen_params != null)
param.Index = type_gen_params.GetGenericParamNum (param.Name);
if (param.Index < 0)
Report.Error (String.Format ("Invalid {0}type parameter '{1}'",
(param.Type == PEAPI.GenParamType.MVar ? "method " : ""),
param.Name));
}
protected override BaseMethodRef CreateMethodRef (BaseTypeRef ret_type, PEAPI.CallConv call_conv,
string name, BaseTypeRef[] param, int gen_param_count)
{
return new TypeSpecMethodRef (this, call_conv, ret_type, name, param, gen_param_count);
}
protected override IFieldRef CreateFieldRef (BaseTypeRef ret_type, string name)
{
return new TypeSpecFieldRef (this, ret_type, name);
}
}
}