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first steps in implementing 'owned' pointers; undocumented, do not use

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This commit is contained in:
Andreas Rumpf 2019-02-23 08:44:08 +01:00
commit ea409fb15a
12 changed files with 75 additions and 54 deletions
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6
compiler/ccgtrav.nim
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@ -67,7 +67,7 @@ proc genTraverseProc(c: TTraversalClosure, accessor: Rope, typ: PType) =
var p = c.p
case typ.kind
of tyGenericInst, tyGenericBody, tyTypeDesc, tyAlias, tyDistinct, tyInferred,
tySink:
tySink, tyOwned:
genTraverseProc(c, accessor, lastSon(typ))
of tyArray:
let arraySize = lengthOrd(c.p.config, typ.sons[0])
@ -134,7 +134,7 @@ proc genTraverseProc(m: BModule, origTyp: PType; sig: SigHash): Rope =
var c: TTraversalClosure
var p = newProc(nil, m)
result = "Marker_" & getTypeName(m, origTyp, sig)
var typ = origTyp.skipTypes(abstractInst)
var typ = origTyp.skipTypes(abstractInstOwned)
let header = "static N_NIMCALL(void, $1)(void* p, NI op)" % [result]
@ -149,7 +149,7 @@ proc genTraverseProc(m: BModule, origTyp: PType; sig: SigHash): Rope =
if typ.kind == tySequence:
genTraverseProcSeq(c, "a".rope, typ)
else:
if skipTypes(typ.sons[0], typedescInst).kind == tyArray:
if skipTypes(typ.sons[0], typedescInst+{tyOwned}).kind == tyArray:
# C's arrays are broken beyond repair:
genTraverseProc(c, "a".rope, typ.sons[0])
else: