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VM: allow ptr setting ptr fields (#12825)

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Timothee Cour 2019-12-06 15:38:53 -06:00 • committed by Andreas Rumpf
commit 23fc93fc2d
1 changed files with 5 additions and 1 deletions
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6
compiler/vm.nim
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@ -231,7 +231,11 @@ proc fastAsgnComplex(x: var TFullReg, y: TFullReg) =
proc writeField(n: var PNode, x: TFullReg) =
case x.kind
of rkNone: discard
of rkInt: n.intVal = x.intVal
of rkInt:
if n.kind == nkNilLit:
n[].reset
n.kind = nkIntLit # ideally, `nkPtrLit`
n.intVal = x.intVal
of rkFloat: n.floatVal = x.floatVal
of rkNode: n = copyValue(x.node)
of rkRegisterAddr: writeField(n, x.regAddr[])