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annotate dmd/UshrAssignExp.d @ 131:206db751bd4c

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dmdfe 2.037 compiles now
author Eldar Insafutdinov <e.insafutdinov@gmail.com>
date Fri, 10 Sep 2010 00:27:37 +0100
parents 60bb0fe4563e
children e3afd1303184
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1 module dmd.UshrAssignExp;
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2
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3 import dmd.common;
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4 import dmd.BinExp;
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5 import dmd.Loc;
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6 import dmd.Expression;
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7 import dmd.Scope;
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8 import dmd.InterState;
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9 import dmd.Identifier;
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10 import dmd.IRState;
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11 import dmd.Id;
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12 import dmd.TOK;
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13 import dmd.Type;
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14 import dmd.ArrayLengthExp;
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15 import dmd.backend.elem;
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16 import dmd.expression.Ushr;
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17 import dmd.expression.Util;
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18
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19 import dmd.backend.OPER;
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20
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21 class UshrAssignExp : BinExp
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22 {
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23 this(Loc loc, Expression e1, Expression e2)
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24 {
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25 super(loc, TOK.TOKushrass, UshrAssignExp.sizeof, e1, e2);
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26 }
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27
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28 override Expression semantic(Scope sc)
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29 {
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30 Expression e;
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31
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32 BinExp.semantic(sc);
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33 e2 = resolveProperties(sc, e2);
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34
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35 e = op_overload(sc);
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36 if (e)
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37 return e;
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39 if (e1.op == TOK.TOKarraylength)
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40 {
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41 e = ArrayLengthExp.rewriteOpAssign(this);
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42 e = e.semantic(sc);
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43 return e;
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44 }
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45
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46 e1 = e1.modifiableLvalue(sc, e1);
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47 e1.checkScalar();
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48 e1.checkNoBool();
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49 type = e1.type;
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50 typeCombine(sc);
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51 e1.checkIntegral();
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52 e2 = e2.checkIntegral();
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53 e2 = e2.castTo(sc, Type.tshiftcnt);
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54 return this;
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55 }
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57 override Expression interpret(InterState istate)
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58 {
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59 return interpretAssignCommon(istate, &Ushr);
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60 }
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62 override Identifier opId() /* For operator overloading */
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63 {
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64 return Id.ushrass;
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65 }
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66
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67 override elem* toElem(IRState* irs)
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68 {
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69 return toElemBin(irs, OPER.OPshrass);
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70 }
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71 }