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comparison dmd/HaltExp.d @ 0:10317f0c89a5

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Initial commit
author korDen
date Sat, 24 Oct 2009 08:42:06 +0400
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children 2e2a5c3f943a
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-1:000000000000 0:10317f0c89a5
1 module dmd.HaltExp;
2
3 import dmd.Expression;
4 import dmd.backend.elem;
5 import dmd.OutBuffer;
6 import dmd.Loc;
7 import dmd.Scope;
8 import dmd.IRState;
9 import dmd.Type;
10 import dmd.HdrGenState;
11 import dmd.Loc;
12 import dmd.TOK;
13
14 import dmd.backend.Util;
15 import dmd.backend.OPER;
16 import dmd.backend.TYM;
17
18 class HaltExp : Expression
19 {
20 this(Loc loc)
21 {
22 super(loc, TOK.TOKhalt, HaltExp.sizeof);
23 }
24
25 Expression semantic(Scope sc)
26 {
27 version (LOGSEMANTIC) {
28 printf("HaltExp.semantic()\n");
29 }
30 type = Type.tvoid;
31 return this;
32 }
33
34 void toCBuffer(OutBuffer buf, HdrGenState* hgs)
35 {
36 buf.writestring("halt");
37 }
38
39 bool checkSideEffect(int flag)
40 {
41 return true;
42 }
43
44 elem* toElem(IRState* irs)
45 {
46 elem *e;
47
48 e = el_calloc();
49 e.Ety = TYvoid;
50 e.Eoper = OPhalt;
51 el_setLoc(e,loc);
52 return e;
53 }
54 }
55