Mercurial > projects > ddmd
annotate dmd/NegExp.d @ 178:e3afd1303184
Many small bugs fixed
Made all classes derive from TObject to detect memory leaks (functionality is disabled for now)
Began work on overriding backend memory allocations (to avoid memory leaks)
| author | korDen |
|---|---|
| date | Sun, 17 Oct 2010 07:42:00 +0400 |
| parents | 60bb0fe4563e |
| children | b0d41ff5e0df |
| rev | line source |
|---|---|
| 72 | 1 module dmd.NegExp; |
| 2 | |
| 114 | 3 import dmd.common; |
| 72 | 4 import dmd.Expression; |
| 5 import dmd.Identifier; | |
| 6 import dmd.backend.elem; | |
| 7 import dmd.UnaExp; | |
| 8 import dmd.InterState; | |
| 9 import dmd.OutBuffer; | |
| 10 import dmd.Loc; | |
| 11 import dmd.Scope; | |
| 12 import dmd.IRState; | |
| 13 import dmd.ArrayTypes; | |
| 14 import dmd.TOK; | |
| 63 | 15 import dmd.Id; |
| 0 | 16 |
| 17 import dmd.expression.Neg; | |
| 18 | |
| 19 import dmd.backend.Util; | |
| 72 | 20 import dmd.backend.OPER; |
| 21 | |
| 0 | 22 class NegExp : UnaExp |
| 23 { | |
| 24 this(Loc loc, Expression e) | |
| 25 { | |
| 178 | 26 register(); |
| 0 | 27 super(loc, TOKneg, NegExp.sizeof, e); |
| 28 } | |
| 29 | |
| 72 | 30 override Expression semantic(Scope sc) |
| 0 | 31 { |
| 32 Expression e; | |
| 33 | |
| 34 version (LOGSEMANTIC) { | |
| 35 printf("NegExp::semantic('%s')\n", toChars()); | |
| 36 } | |
| 37 if (!type) | |
| 38 { | |
| 39 UnaExp.semantic(sc); | |
| 40 e1 = resolveProperties(sc, e1); | |
| 41 e = op_overload(sc); | |
| 42 if (e) | |
| 43 return e; | |
| 44 | |
| 45 e1.checkNoBool(); | |
| 109 | 46 if (!e1.isArrayOperand()) |
| 0 | 47 e1.checkArithmetic(); |
| 48 | |
| 49 type = e1.type; | |
| 50 } | |
| 51 return this; | |
| 52 } | |
| 53 | |
| 72 | 54 override Expression optimize(int result) |
| 0 | 55 { |
| 56 Expression e; | |
| 57 | |
| 58 e1 = e1.optimize(result); | |
| 59 if (e1.isConst() == 1) | |
| 60 { | |
| 61 e = Neg(type, e1); | |
| 62 } | |
| 63 else | |
| 64 e = this; | |
| 65 | |
| 66 return e; | |
| 67 } | |
| 68 | |
| 72 | 69 override Expression interpret(InterState istate) |
| 0 | 70 { |
| 71 assert(false); | |
| 72 } | |
| 73 | |
| 72 | 74 override void buildArrayIdent(OutBuffer buf, Expressions arguments) |
| 0 | 75 { |
| 123 | 76 e1.buildArrayIdent(buf, arguments); |
| 77 buf.writestring("Neg"); | |
| 0 | 78 } |
| 79 | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
diff
changeset
|
80 override Expression buildArrayLoop(Parameters fparams) |
| 0 | 81 { |
| 123 | 82 Expression ex1 = e1.buildArrayLoop(fparams); |
| 83 Expression e = new NegExp(Loc(0), ex1); | |
| 84 return e; | |
| 0 | 85 } |
| 86 | |
| 72 | 87 override Identifier opId() |
| 0 | 88 { |
| 63 | 89 return Id.neg; |
| 0 | 90 } |
| 91 | |
| 72 | 92 override elem* toElem(IRState* irs) |
| 0 | 93 { |
| 94 elem *e = el_una(OPneg, type.totym(), e1.toElem(irs)); | |
| 95 el_setLoc(e,loc); | |
| 96 return e; | |
| 97 } | |
| 98 } | |
| 99 |