Mercurial > projects > ddmd
annotate dmd/AndAndExp.d @ 191:52188e7e3fb5
Fixed deprecated features, now compiles with DMD2.058
Also changed Array allocation policy:
Now doesn't reallocate but malloc's, followed by a memcpy (no free).
(this fixes a crash while compiling druntime. Same bug in dmd)
| author | korDen@korDen-pc |
|---|---|
| date | Sun, 25 Mar 2012 03:11:12 +0400 |
| parents | b0d41ff5e0df |
| children |
| rev | line source |
|---|---|
| 72 | 1 module dmd.AndAndExp; |
| 2 | |
| 114 | 3 import dmd.common; |
| 72 | 4 import dmd.Expression; |
| 5 import dmd.InterState; | |
| 6 import dmd.Loc; | |
| 7 import dmd.Scope; | |
| 0 | 8 import dmd.IRState; |
| 9 import dmd.CommaExp; | |
| 10 import dmd.Global; | |
| 72 | 11 import dmd.BoolExp; |
| 12 import dmd.BinExp; | |
| 0 | 13 import dmd.TOK; |
| 14 import dmd.WANT; | |
| 15 import dmd.IntegerExp; | |
| 16 import dmd.Type; | |
| 72 | 17 import dmd.TY; |
| 18 | |
| 0 | 19 import dmd.backend.elem; |
| 20 import dmd.backend.OPER; | |
| 72 | 21 import dmd.backend.Util; |
| 22 | |
|
187
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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23 import dmd.DDMDExtensions; |
|
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
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24 |
| 0 | 25 class AndAndExp : BinExp |
| 26 { | |
|
187
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
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178
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changeset
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27 mixin insertMemberExtension!(typeof(this)); |
|
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
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28 |
| 0 | 29 this(Loc loc, Expression e1, Expression e2) |
| 30 { | |
| 178 | 31 register(); |
| 0 | 32 super(loc, TOK.TOKandand, AndAndExp.sizeof, e1, e2); |
| 33 } | |
| 34 | |
| 72 | 35 override Expression semantic(Scope sc) |
| 0 | 36 { |
| 37 uint cs1; | |
| 38 | |
| 39 // same as for OrOr | |
| 40 e1 = e1.semantic(sc); | |
| 41 e1 = resolveProperties(sc, e1); | |
| 42 e1 = e1.checkToPointer(); | |
| 43 e1 = e1.checkToBoolean(); | |
| 44 cs1 = sc.callSuper; | |
| 45 | |
| 46 if (sc.flags & SCOPE.SCOPEstaticif) | |
| 47 { | |
| 48 /* If in static if, don't evaluate e2 if we don't have to. | |
| 49 */ | |
| 50 e1 = e1.optimize(WANTflags); | |
| 51 if (e1.isBool(false)) | |
| 52 { | |
| 53 return new IntegerExp(loc, 0, Type.tboolean); | |
| 54 } | |
| 55 } | |
| 56 | |
| 57 e2 = e2.semantic(sc); | |
| 58 sc.mergeCallSuper(loc, cs1); | |
| 59 e2 = resolveProperties(sc, e2); | |
| 60 e2 = e2.checkToPointer(); | |
| 61 | |
| 62 type = Type.tboolean; | |
| 63 if (e2.type.ty == Tvoid) | |
| 64 type = Type.tvoid; | |
| 65 if (e2.op == TOKtype || e2.op == TOKimport) | |
| 66 error("%s is not an expression", e2.toChars()); | |
| 67 return this; | |
| 68 } | |
| 69 | |
| 72 | 70 override Expression checkToBoolean() |
| 0 | 71 { |
| 72 e2 = e2.checkToBoolean(); | |
| 73 return this; | |
| 74 } | |
| 75 | |
|
191
52188e7e3fb5
Fixed deprecated features, now compiles with DMD2.058
korDen@korDen-pc
parents:
187
diff
changeset
|
76 override bool isBit() |
| 0 | 77 { |
| 78 assert(false); | |
| 79 } | |
| 80 | |
| 72 | 81 override Expression optimize(int result) |
| 0 | 82 { |
| 83 //printf("AndAndExp::optimize(%d) %s\n", result, toChars()); | |
| 84 e1 = e1.optimize(WANTflags | (result & WANTinterpret)); | |
| 85 Expression e = this; | |
| 86 if (e1.isBool(false)) | |
| 87 { | |
| 88 e = new CommaExp(loc, e1, new IntegerExp(loc, 0, type)); | |
| 89 e.type = type; | |
| 90 e = e.optimize(result); | |
| 91 } | |
| 92 else | |
| 93 { | |
| 94 e2 = e2.optimize(WANTflags | (result & WANTinterpret)); | |
| 95 if (result && e2.type.toBasetype().ty == Tvoid && !global.errors) | |
| 96 error("void has no value"); | |
| 97 | |
| 98 if (e1.isConst()) | |
| 99 { | |
| 100 if (e2.isConst()) | |
| 101 { | |
| 102 int n1 = e1.isBool(1); | |
| 103 int n2 = e2.isBool(1); | |
| 104 | |
| 105 e = new IntegerExp(loc, n1 && n2, type); | |
| 106 } | |
| 107 else if (e1.isBool(true)) | |
| 108 e = new BoolExp(loc, e2, type); | |
| 109 } | |
| 110 } | |
| 111 return e; | |
| 112 } | |
| 113 | |
| 72 | 114 override Expression interpret(InterState istate) |
| 0 | 115 { |
| 116 assert(false); | |
| 117 } | |
| 118 | |
| 72 | 119 override bool checkSideEffect(int flag) |
| 0 | 120 { |
| 121 assert(false); | |
| 122 } | |
| 123 | |
| 72 | 124 override elem* toElem(IRState* irs) |
| 0 | 125 { |
| 126 elem* e = toElemBin(irs, OPandand); | |
| 127 if (global.params.cov && e2.loc.linnum) | |
| 128 e.E2() = el_combine(incUsageElem(irs, e2.loc), e.E2); | |
| 129 return e; | |
| 130 } | |
| 131 } | |
| 132 |