Mercurial > projects > ddmd
annotate dmd/XorExp.d @ 182:b64060ab22df
Now compileable with dmd2.050
author | korDen |
---|---|
date | Sat, 30 Oct 2010 05:05:32 +0400 |
parents | e3afd1303184 |
children | b0d41ff5e0df |
rev | line source |
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72 | 1 module dmd.XorExp; |
2 | |
114 | 3 import dmd.common; |
72 | 4 import dmd.Expression; |
5 import dmd.Identifier; | |
6 import dmd.InterState; | |
0 | 7 import dmd.MATCH; |
72 | 8 import dmd.Id; |
9 import dmd.Type; | |
10 import dmd.OutBuffer; | |
11 import dmd.Loc; | |
12 import dmd.Scope; | |
13 import dmd.IntRange; | |
14 import dmd.IRState; | |
15 import dmd.ArrayTypes; | |
16 import dmd.BinExp; | |
0 | 17 import dmd.TOK; |
72 | 18 import dmd.TY; |
19 | |
20 import dmd.backend.elem; | |
67 | 21 import dmd.backend.OPER; |
0 | 22 import dmd.expression.Util; |
72 | 23 import dmd.expression.Xor; |
24 | |
0 | 25 class XorExp : BinExp |
26 { | |
27 this(Loc loc, Expression e1, Expression e2) | |
28 { | |
178 | 29 register(); |
0 | 30 super(loc, TOK.TOKxor, XorExp.sizeof, e1, e2); |
31 } | |
32 | |
72 | 33 override Expression semantic(Scope sc) |
0 | 34 { |
35 Expression e; | |
36 | |
37 if (!type) | |
38 { | |
39 BinExp.semanticp(sc); | |
40 e = op_overload(sc); | |
41 if (e) | |
42 return e; | |
43 if (e1.type.toBasetype().ty == Tbool && | |
44 e2.type.toBasetype().ty == Tbool) | |
45 { | |
46 type = e1.type; | |
47 e = this; | |
48 } | |
49 else | |
50 { | |
51 typeCombine(sc); | |
109 | 52 if (!e1.isArrayOperand()) |
0 | 53 e1.checkIntegral(); |
109 | 54 if (!e2.isArrayOperand()) |
0 | 55 e2.checkIntegral(); |
56 } | |
57 } | |
58 return this; | |
59 } | |
60 | |
72 | 61 override Expression optimize(int result) |
0 | 62 { |
63 Expression e; | |
64 | |
65 e1 = e1.optimize(result); | |
66 e2 = e2.optimize(result); | |
67 if (e1.isConst() == 1 && e2.isConst() == 1) | |
68 e = Xor(type, e1, e2); | |
69 else | |
70 e = this; | |
71 | |
72 return e; | |
73 } | |
74 | |
72 | 75 override Expression interpret(InterState istate) |
0 | 76 { |
115
6caaf0256da1
+ interpretation of (non-assign) binary expressions
Trass3r
parents:
114
diff
changeset
|
77 return interpretCommon(istate, &Xor); |
0 | 78 } |
79 | |
72 | 80 override void buildArrayIdent(OutBuffer buf, Expressions arguments) |
0 | 81 { |
12
832f71e6f96c
*Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents:
0
diff
changeset
|
82 Exp_buildArrayIdent(buf, arguments, "Xor"); |
0 | 83 } |
84 | |
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
|
85 override Expression buildArrayLoop(Parameters fparams) |
0 | 86 { |
123 | 87 return Exp_buildArrayLoop!(typeof(this))(fparams); |
0 | 88 } |
89 | |
72 | 90 override MATCH implicitConvTo(Type t) |
0 | 91 { |
72 | 92 MATCH result = Expression.implicitConvTo(t); |
93 | |
94 if (result == MATCHnomatch) | |
95 { | |
96 MATCH m1 = e1.implicitConvTo(t); | |
97 MATCH m2 = e2.implicitConvTo(t); | |
98 | |
99 // Pick the worst match | |
100 result = (m1 < m2) ? m1 : m2; | |
101 } | |
56 | 102 return result; |
0 | 103 } |
104 | |
72 | 105 override IntRange getIntRange() |
0 | 106 { |
107 assert(false); | |
108 } | |
109 | |
72 | 110 override bool isCommutative() |
0 | 111 { |
112 return true; | |
113 } | |
114 | |
72 | 115 override Identifier opId() |
0 | 116 { |
117 return Id.ixor; | |
118 } | |
119 | |
72 | 120 override Identifier opId_r() |
0 | 121 { |
122 return Id.ixor_r; | |
123 } | |
124 | |
72 | 125 override elem* toElem(IRState* irs) |
0 | 126 { |
67 | 127 return toElemBin(irs,OPxor); |
0 | 128 } |
129 } | |
130 |