Mercurial > projects > ddmd

annotate dmd/ShlExp.d @ 162:438eaa11eed4

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
updated build script to use dmd2.039 some missing methods implemented
author korDen
date Tue, 21 Sep 2010 14:59:56 +0400
parents 6caaf0256da1
children e3afd1303184
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.ShlExp;
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: 72
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.Loc;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
9 import dmd.Scope;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
10 import dmd.IntRange;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
11 import dmd.IRState;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
12 import dmd.BinExp;
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
13 import dmd.TOK;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
14 import dmd.Id;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
15 import dmd.Type;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
16
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
17 import dmd.expression.shift_optimize;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
18 import dmd.expression.Shl;
162
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
19 import dmd.expression.Util;
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
20
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
21 import dmd.backend.OPER;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
22
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
23 class ShlExp : BinExp
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
24 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
25 this(Loc loc, Expression e1, Expression e2)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
26 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
27 super(loc, TOK.TOKshl, ShlExp.sizeof, e1, e2);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
28 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
29
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
30 override Expression semantic(Scope sc)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
31 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
32 Expression e;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
33
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
34 //printf("ShlExp.semantic(), type = %p\n", type);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
35 if (!type)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
36 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
37 BinExp.semanticp(sc);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
38 e = op_overload(sc);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
39
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
40 if (e)
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
41 return e;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
42
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
43 e1 = e1.checkIntegral();
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
44 e2 = e2.checkIntegral();
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
45 e1 = e1.integralPromotions(sc);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
46 e2 = e2.castTo(sc, Type.tshiftcnt);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
47 type = e1.type;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
48 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
49
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
50 return this;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
51 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
52
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
53 override Expression optimize(int result)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
54 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
55 //printf("ShlExp::optimize(result = %d) %s\n", result, toChars());
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
56 return shift_optimize(result, this, &Shl);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
57 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
58
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
59 override Expression interpret(InterState istate)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
60 {
115
6caaf0256da1 + interpretation of (non-assign) binary expressions
Trass3r
parents: 114
diff changeset
61 return interpretCommon(istate, &Shl);
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
62 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
63
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
64 override IntRange getIntRange()
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
65 {
162
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
66 IntRange ir;
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
67 IntRange ir1 = e1.getIntRange();
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
68 IntRange ir2 = e2.getIntRange();
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
69
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
70 ir.imin = getMask(ir1.imin) << ir2.imin;
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
71 ir.imax = getMask(ir1.imax) << ir2.imax;
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
72
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
73 ir.imin &= type.sizemask();
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
74 ir.imax &= type.sizemask();
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
75
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
76 //printf("ShlExp: imin = x%llx, imax = x%llx\n", ir.imin, ir.imax);
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
77 //e1.dump(0);
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
78
438eaa11eed4 updated build script to use dmd2.039
korDen
parents: 115
diff changeset
79 return ir;
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
80 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
81
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
82 override Identifier opId()
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
83 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
84 return Id.shl;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
85 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
86
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
87 override Identifier opId_r()
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
88 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
89 return Id.shl_r;
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
90 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
91
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 63
diff changeset
92 override elem* toElem(IRState* irs)
0
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
93 {
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
94 return toElemBin(irs, OPER.OPshl);
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
95 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
96 }
10317f0c89a5 Initial commit
korDen
parents:
diff changeset
97