Mercurial > projects > ddmd

annotate dmd/DivExp.d @ 114:e28b18c23469

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
added a module dmd.common for commonly used stuff it currently holds code for consistency checking of predefined versions also added a VisualD project file
author Trass3r
date Wed, 01 Sep 2010 18:21:58 +0200
parents ceda59b4d255
children 6caaf0256da1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
1 module dmd.DivExp;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
2
114
e28b18c23469 added a module dmd.common for commonly used stuff
Trass3r
parents: 109
diff changeset
3 import dmd.common;
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
4 import dmd.Expression;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
5 import dmd.Identifier;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
6 import dmd.backend.elem;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
7 import dmd.InterState;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
8 import dmd.OutBuffer;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
9 import dmd.Loc;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
10 import dmd.Scope;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
11 import dmd.IntRange;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
12 import dmd.IRState;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
13 import dmd.ArrayTypes;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
14 import dmd.BinExp;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
15 import dmd.TOK;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
16 import dmd.Type;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
17 import dmd.NegExp;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
18 import dmd.TY;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
19 import dmd.Id;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
20
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
21 import dmd.expression.Div;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
22 import dmd.backend.OPER;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
23 import dmd.backend.Util;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
24
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
25 class DivExp : BinExp
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
26 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
27 this(Loc loc, Expression e1, Expression e2)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
28 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
29 super(loc, TOK.TOKdiv, DivExp.sizeof, e1, e2);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
30 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
31
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
32 override Expression semantic(Scope sc)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
33 {
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
34 Expression e;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
35
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
36 if (type)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
37 return this;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
38
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
39 super.semanticp(sc);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
40 e = op_overload(sc);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
41 if (e)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
42 return e;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
43
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
44 typeCombine(sc);
109
ceda59b4d255 expression.c changes, now only ddoc should be left
Trass3r
parents: 72
diff changeset
45 if (!e1.isArrayOperand())
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
46 e1.checkArithmetic();
109
ceda59b4d255 expression.c changes, now only ddoc should be left
Trass3r
parents: 72
diff changeset
47 if (!e2.isArrayOperand())
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
48 e2.checkArithmetic();
109
ceda59b4d255 expression.c changes, now only ddoc should be left
Trass3r
parents: 72
diff changeset
49
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
50 if (type.isfloating())
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
51 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
52 Type t1 = e1.type;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
53 Type t2 = e2.type;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
54
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
55 if (t1.isreal())
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
56 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
57 type = t2;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
58 if (t2.isimaginary())
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
59 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
60 // x/iv = i(-x/v)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
61 e2.type = t1;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
62 Expression ee = new NegExp(loc, this);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
63 ee = ee.semantic(sc);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
64 return e;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
65 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
66 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
67 else if (t2.isreal())
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
68 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
69 type = t1;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
70 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
71 else if (t1.isimaginary())
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
72 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
73 if (t2.isimaginary()) {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
74 switch (t1.ty)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
75 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
76 case TY.Timaginary32: type = Type.tfloat32; break;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
77 case TY.Timaginary64: type = Type.tfloat64; break;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
78 case TY.Timaginary80: type = Type.tfloat80; break;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
79 default: assert(0);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
80 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
81 } else {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
82 type = t2; // t2 is complex
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
83 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
84 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
85 else if (t2.isimaginary())
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
86 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
87 type = t1; // t1 is complex
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
88 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
89 }
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
90 return this;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
91 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
92
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
93 override Expression optimize(int result)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
94 {
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
95 Expression e;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
96
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
97 //printf("DivExp.optimize(%s)\n", toChars());
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
98 e1 = e1.optimize(result);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
99 e2 = e2.optimize(result);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
100 if (e1.isConst() == 1 && e2.isConst() == 1)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
101 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
102 e = Div(type, e1, e2);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
103 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
104 else
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
105 e = this;
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
106 return e;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
107 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
108
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
109 override Expression interpret(InterState istate)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
110 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
111 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
112 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
113
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
114 override void buildArrayIdent(OutBuffer buf, Expressions arguments)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
115 {
12
832f71e6f96c *Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents: 0
diff changeset
116 Exp_buildArrayIdent(buf, arguments, "Div");
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
117 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
118
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
119 override Expression buildArrayLoop(Arguments fparams)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
120 {
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
121 /* Evaluate assign expressions left to right
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
122 */
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
123 Expression ex1 = e1.buildArrayLoop(fparams);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
124 Expression ex2 = e2.buildArrayLoop(fparams);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
125 Expression e = new DivExp(Loc(0), ex1, ex2);
12
832f71e6f96c *Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents: 0
diff changeset
126 return e;
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
127 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
128
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
129 override IntRange getIntRange()
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
130 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
131 assert(false);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
132 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
133
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
134 override Identifier opId()
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
135 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
136 return Id.div;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
137 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
138
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
139 override Identifier opId_r()
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
140 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
141 return Id.div_r;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
142 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
143
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
144 override elem* toElem(IRState* irs)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
145 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
146 return toElemBin(irs,OPdiv);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
147 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
148 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
149