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annotate dmd/PostExp.d @ 130:60bb0fe4563e

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dmdfe 2.037 first main iteration
author Eldar Insafutdinov <e.insafutdinov@gmail.com>
date Thu, 09 Sep 2010 22:51:44 +0100
parents e28b18c23469
children af724d3510d7
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1 module dmd.PostExp;
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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.Identifier;
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6 import dmd.backend.elem;
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7 import dmd.InterState;
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8 import dmd.OutBuffer;
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9 import dmd.Loc;
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10 import dmd.Scope;
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11 import dmd.IRState;
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12 import dmd.BinExp;
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13 import dmd.HdrGenState;
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14 import dmd.IntegerExp;
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15 import dmd.TOK;
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16 import dmd.Type;
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17 import dmd.TY;
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18 import dmd.Id;
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19
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20 import dmd.backend.Util;
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21 import dmd.backend.OPER;
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22
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23 class PostExp : BinExp
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24 {
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25 this(TOK op, Loc loc, Expression e)
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26 {
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27 super(loc, op, PostExp.sizeof, e, new IntegerExp(loc, 1, Type.tint32));
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28 }
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30 override Expression semantic(Scope sc)
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31 {
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32 Expression e = this;
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33
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34 if (!type)
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35 {
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36 BinExp.semantic(sc);
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37 e2 = resolveProperties(sc, e2);
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38
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39 e = op_overload(sc);
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40 if (e)
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41 return e;
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42
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43 e = this;
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44 e1 = e1.modifiableLvalue(sc, e1);
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45 e1.checkScalar();
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46 e1.checkNoBool();
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47 if (e1.type.ty == Tpointer)
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48 e = scaleFactor(sc);
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49 else
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50 e2 = e2.castTo(sc, e1.type);
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51 e.type = e1.type;
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52 }
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53 return e;
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54 }
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55
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56 override Expression interpret(InterState istate)
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57 {
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58 assert(false);
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59 }
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61 override void toCBuffer(OutBuffer buf, HdrGenState* hgs)
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62 {
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63 assert(false);
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64 }
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65
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66 override Identifier opId()
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67 {
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68 return (op == TOKplusplus) ? Id.postinc : Id.postdec;
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69 }
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71 override elem* toElem(IRState* irs)
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72 {
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73 auto e = e1.toElem(irs);
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74 auto einc = e2.toElem(irs);
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75 e = el_bin((op == TOKplusplus) ? OPpostinc : OPpostdec,
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76 e.Ety,e,einc);
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77 el_setLoc(e,loc);
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78 return e;
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79 }
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80 }
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