Mercurial > projects > ddmd
annotate dmd/WhileStatement.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.WhileStatement; |
| 2 | |
| 114 | 3 import dmd.common; |
| 0 | 4 import dmd.Statement; |
| 5 import dmd.Expression; | |
| 6 import dmd.Scope; | |
| 7 import dmd.InterState; | |
| 8 import dmd.HdrGenState; | |
| 9 import dmd.OutBuffer; | |
| 10 import dmd.InlineScanState; | |
| 11 import dmd.IRState; | |
| 12 import dmd.Loc; | |
| 13 import dmd.BE; | |
| 14 import dmd.ForStatement; | |
| 15 | |
|
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b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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16 import dmd.DDMDExtensions; |
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b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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17 |
| 0 | 18 class WhileStatement : Statement |
| 19 { | |
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187
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
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20 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
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changeset
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21 |
| 0 | 22 Expression condition; |
| 23 Statement body_; | |
| 24 | |
| 25 this(Loc loc, Expression c, Statement b) | |
| 26 { | |
| 178 | 27 register(); |
| 0 | 28 super(loc); |
| 29 condition = c; | |
| 30 body_ = b; | |
| 31 } | |
| 32 | |
| 72 | 33 override Statement syntaxCopy() |
| 0 | 34 { |
| 62 | 35 WhileStatement s = new WhileStatement(loc, condition.syntaxCopy(), body_ ? body_.syntaxCopy() : null); |
| 36 return s; | |
| 0 | 37 } |
| 38 | |
| 72 | 39 override Statement semantic(Scope sc) |
| 0 | 40 { |
| 41 /* Rewrite as a for(;condition;) loop | |
| 42 */ | |
| 43 | |
| 44 Statement s = new ForStatement(loc, null, condition, null, body_); | |
| 45 s = s.semantic(sc); | |
| 46 return s; | |
| 47 } | |
| 48 | |
| 72 | 49 override bool hasBreak() |
| 0 | 50 { |
| 56 | 51 return true; |
| 0 | 52 } |
| 53 | |
| 72 | 54 override bool hasContinue() |
| 0 | 55 { |
| 123 | 56 return true; |
| 0 | 57 } |
| 58 | |
| 72 | 59 override bool usesEH() |
| 0 | 60 { |
| 61 assert(false); | |
| 62 } | |
| 63 | |
| 72 | 64 override BE blockExit() |
| 0 | 65 { |
| 66 assert(false); | |
| 67 } | |
| 68 | |
| 72 | 69 override bool comeFrom() |
| 0 | 70 { |
| 71 assert(false); | |
| 72 } | |
| 73 | |
| 72 | 74 override Expression interpret(InterState istate) |
| 0 | 75 { |
| 135 | 76 version(LOG) { |
| 77 printf("WhileStatement::interpret()\n"); | |
| 78 } | |
| 79 assert(false); // rewritten to ForStatement | |
| 80 return null; | |
| 0 | 81 } |
| 82 | |
| 72 | 83 override void toCBuffer(OutBuffer buf, HdrGenState* hgs) |
| 0 | 84 { |
| 85 assert(false); | |
| 86 } | |
| 87 | |
| 72 | 88 override Statement inlineScan(InlineScanState* iss) |
| 0 | 89 { |
| 90 assert(false); | |
| 91 } | |
| 92 | |
| 72 | 93 override void toIR(IRState* irs) |
| 0 | 94 { |
| 95 assert(false); | |
| 96 } | |
| 72 | 97 } |