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annotate dmd/RemoveExp.d @ 192:eb38fdcb3e62 default tip

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updated to compile with dmd2.062
author korDen
date Sat, 02 Mar 2013 01:25:52 -0800
parents b0d41ff5e0df
children
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1 module dmd.RemoveExp;
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2
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3 import dmd.common;
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4 import dmd.Expression;
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5 import dmd.backend.elem;
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6 import dmd.Loc;
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7 import dmd.IRState;
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8 import dmd.BinExp;
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9 import dmd.TOK;
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10 import dmd.Type;
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11 import dmd.TypeAArray;
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12 import dmd.TY;
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13
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14 import dmd.backend.Util;
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15 import dmd.backend.OPER;
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16 import dmd.backend.Symbol;
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17 import dmd.backend.TYM;
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18 import dmd.backend.mTY;
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19
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20 import dmd.DDMDExtensions;
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21
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22 /* This deletes the key e1 from the associative array e2
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23 */
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24
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25 class RemoveExp : BinExp
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26 {
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27 mixin insertMemberExtension!(typeof(this));
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28
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29 this(Loc loc, Expression e1, Expression e2)
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30 {
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31 register();
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32 super(loc, TOKremove, RemoveExp.sizeof, e1, e2);
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33 type = Type.tvoid;
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34 }
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35
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36 override elem* toElem(IRState* irs)
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37 {
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38 elem* e;
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39 Type tb = e1.type.toBasetype();
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40 assert(tb.ty == Taarray);
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41 TypeAArray taa = cast(TypeAArray)tb;
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42 elem* ea = e1.toElem(irs);
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43 elem* ekey = e2.toElem(irs);
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44 elem* ep;
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45 elem* keyti;
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46
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47 if (tybasic(ekey.Ety) == TYstruct || tybasic(ekey.Ety) == TYarray)
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48 {
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49 ekey = el_una(OPstrpar, TYstruct, ekey);
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50 ekey.Enumbytes = ekey.E1.Enumbytes;
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51 assert(ekey.Enumbytes);
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52 }
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53
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54 Symbol* s = taa.aaGetSymbol("Del", 0);
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55 keyti = taa.index.getInternalTypeInfo(null).toElem(irs);
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56 ep = el_params(ekey, keyti, ea, null);
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57 e = el_bin(OPcall, TYnptr, el_var(s), ep);
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58
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59 el_setLoc(e,loc);
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60 return e;
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61 }
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62 }
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