internal override void Walk() { CCTypeSet cts = Stack.Peek(0); Stack.Peek(1).CheckInt(); CCTypeSet mv = null; foreach (CCType tos in cts) { tos.xType.CheckExtends(owner); CCType tos2 = tos.GetEmbedded(owner); CCStruct cs = CCStruct.Lookup(tos2); CCTypeSet vt = cs.Get(0); if (vt != null) { if (mv == null) { mv = vt; } else { mv = CCTypeSet.Merge(mv, vt); } } } if (mv != null) { next.MergeStack(Stack.Pop(2).Push(mv)); } }
internal override void Walk() { CCTypeSet cts = Stack.Peek(0); CCTypeSet sv = Stack.Peek(1); foreach (CCType tos in cts) { tos.xType.CheckExtends(owner); CCType tos2 = tos.GetEmbedded(owner); CCStruct cs = CCStruct.Lookup(tos2); cs.Merge(owner.fieldInverseMapping[off], sv); } next.MergeStack(Stack.Pop(2)); }
internal override void Walk() { CCTypeSet cts = Stack.Peek(0); Stack.Peek(1).CheckInt(); CCTypeSet sv = Stack.Peek(2); foreach (CCType tos in cts) { tos.xType.CheckExtends(owner); CCType tos2 = tos.GetEmbedded(owner); CCStruct cs = CCStruct.Lookup(tos2); cs.Merge(0, sv); } next.MergeStack(Stack.Pop(3)); }
internal override void Walk() { /* * For all possible types of the TOS: * * 1. Verify that the accessor is usable on that type. * * 2. Obtain the right CCStruct, and get the types * that may be thus obtained. The "right CCStruct" * is the one for the CCType that matches the * element type, and the allocation node and variant * of the type found on the stack. * * 3. Merge all resulting types. */ CCTypeSet cts = Stack.Peek(0); CCTypeSet mv = null; foreach (CCType tos in cts) { tos.xType.CheckExtends(owner); CCType tos2 = tos.GetEmbedded(owner); CCStruct cs = CCStruct.Lookup(tos2); CCTypeSet vt = cs.Get(owner.fieldInverseMapping[off]); if (vt != null) { if (mv == null) { mv = vt; } else { mv = CCTypeSet.Merge(mv, vt); } } } if (mv != null) { next.MergeStack(Stack.Pop().Push(mv)); } }