Mercurial > projects > ddmd
annotate dmd/MinAssignExp.d @ 187:b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
| author | Abscissa |
|---|---|
| date | Tue, 07 Jun 2011 23:37:34 -0400 |
| parents | e3afd1303184 |
| children |
| rev | line source |
|---|---|
| 0 | 1 module dmd.MinAssignExp; |
| 2 | |
| 114 | 3 import dmd.common; |
| 117 | 4 import dmd.expression.Min; |
| 0 | 5 import dmd.BinExp; |
| 6 import dmd.Loc; | |
| 7 import dmd.Expression; | |
| 8 import dmd.Scope; | |
| 9 import dmd.InterState; | |
| 10 import dmd.OutBuffer; | |
| 11 import dmd.ArrayTypes; | |
| 12 import dmd.Identifier; | |
| 13 import dmd.IRState; | |
| 14 import dmd.TY; | |
| 15 import dmd.TOK; | |
| 16 import dmd.Id; | |
|
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Eldar Insafutdinov <e.insafutdinov@gmail.com>
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17 import dmd.ArrayLengthExp; |
| 0 | 18 |
| 19 import dmd.backend.elem; | |
| 20 import dmd.backend.Util; | |
| 21 import dmd.backend.OPER; | |
| 22 | |
|
187
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
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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 MinAssignExp : BinExp |
| 26 { | |
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187
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Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
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27 mixin insertMemberExtension!(typeof(this)); |
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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.TOKminass, MinAssignExp.sizeof, e1, e2); |
| 33 } | |
| 34 | |
| 72 | 35 override Expression semantic(Scope sc) |
| 0 | 36 { |
| 37 Expression e; | |
| 38 | |
| 39 if (type) | |
| 40 return this; | |
| 41 | |
| 42 BinExp.semantic(sc); | |
| 43 e2 = resolveProperties(sc, e2); | |
| 44 | |
| 45 e = op_overload(sc); | |
| 46 if (e) | |
| 47 return e; | |
| 48 | |
|
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dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
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49 if (e1.op == TOKarraylength) |
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60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
|
50 { |
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60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
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51 e = ArrayLengthExp.rewriteOpAssign(this); |
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60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
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52 e = e.semantic(sc); |
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60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
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53 return e; |
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60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
|
54 } |
|
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
|
55 |
| 0 | 56 if (e1.op == TOKslice) |
| 57 { // T[] -= ... | |
| 58 typeCombine(sc); | |
| 59 type = e1.type; | |
| 60 return arrayOp(sc); | |
| 61 } | |
| 62 | |
| 63 e1 = e1.modifiableLvalue(sc, e1); | |
| 64 e1.checkScalar(); | |
| 65 e1.checkNoBool(); | |
| 66 if (e1.type.ty == Tpointer && e2.type.isintegral()) | |
| 67 e = scaleFactor(sc); | |
| 68 else | |
| 69 { | |
| 70 e1 = e1.checkArithmetic(); | |
| 71 e2 = e2.checkArithmetic(); | |
| 73 | 72 checkComplexAddAssign(); |
| 0 | 73 type = e1.type; |
| 74 typeCombine(sc); | |
| 75 if (type.isreal() || type.isimaginary()) | |
| 76 { | |
| 77 assert(e2.type.isfloating()); | |
| 78 e2 = e2.castTo(sc, e1.type); | |
| 79 } | |
| 80 e = this; | |
| 81 } | |
| 82 return e; | |
| 83 } | |
| 84 | |
| 72 | 85 override Expression interpret(InterState istate) |
| 0 | 86 { |
| 117 | 87 return interpretAssignCommon(istate, &Min); |
| 0 | 88 } |
| 89 | |
| 72 | 90 override void buildArrayIdent(OutBuffer buf, Expressions arguments) |
| 0 | 91 { |
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832f71e6f96c
*Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
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92 AssignExp_buildArrayIdent(buf, arguments, "Min"); |
| 0 | 93 } |
| 94 | |
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60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
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95 override Expression buildArrayLoop(Parameters fparams) |
| 0 | 96 { |
| 123 | 97 return AssignExp_buildArrayLoop!(typeof(this))(fparams); |
| 0 | 98 } |
| 99 | |
| 72 | 100 override Identifier opId() /* For operator overloading */ |
| 0 | 101 { |
| 102 return Id.subass; | |
| 103 } | |
| 104 | |
| 72 | 105 override elem* toElem(IRState* irs) |
| 0 | 106 { |
| 107 return toElemBin(irs,OPminass); | |
| 108 } | |
| 72 | 109 } |