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Diffstat (limited to 'mcs/ilasm/codegen/SwitchInstr.cs')
| -rw-r--r-- | mcs/ilasm/codegen/SwitchInstr.cs | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/mcs/ilasm/codegen/SwitchInstr.cs b/mcs/ilasm/codegen/SwitchInstr.cs new file mode 100644 index 00000000000..5b6178ee15b --- /dev/null +++ b/mcs/ilasm/codegen/SwitchInstr.cs @@ -0,0 +1,50 @@ +// +// Mono.ILASM.SwitchInstr +// +// Author(s): +// Jackson Harper (Jackson@LatitudeGeo.com) +// +// (C) 2003 Jackson Harper, All rights reserved +// + + +using System; +using System.Collections; + +namespace Mono.ILASM { + + public class SwitchInstr : IInstr { + + private ArrayList label_list; + + public SwitchInstr (ArrayList label_list, Location loc) + : base (loc) + { + this.label_list = label_list; + } + + public override void Emit (CodeGen code_gen, MethodDef meth, + PEAPI.CILInstructions cil) + { + int count = 0; + PEAPI.CILLabel[] label_array; + + if (label_list != null) { + label_array = new PEAPI.CILLabel[label_list.Count]; + foreach (object lab in label_list) { + if (lab is string) { + label_array[count++] = meth.GetLabelDef ((string) lab); + } else { + throw new InternalErrorException ("offsets in switch statements."); + } + } + } else { + label_array = new PEAPI.CILLabel [0]; + } + + cil.Switch (label_array); + } + } + +} + |