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This commit is contained in:
Araq 2014-08-23 01:43:49 +02:00
commit 2f43fdb837
62 changed files with 342 additions and 343 deletions
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lib/system/gc.nim
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@ -111,11 +111,11 @@ proc addZCT(s: var TCellSeq, c: PCell) {.noinline.} =
proc cellToUsr(cell: PCell): pointer {.inline.} =
# convert object (=pointer to refcount) to pointer to userdata
result = cast[pointer](cast[ByteAddress](cell)+%TAddress(sizeof(TCell)))
result = cast[pointer](cast[ByteAddress](cell)+%ByteAddress(sizeof(TCell)))
proc usrToCell(usr: pointer): PCell {.inline.} =
# convert pointer to userdata to object (=pointer to refcount)
result = cast[PCell](cast[ByteAddress](usr)-%TAddress(sizeof(TCell)))
result = cast[PCell](cast[ByteAddress](usr)-%ByteAddress(sizeof(TCell)))
proc canbeCycleRoot(c: PCell): bool {.inline.} =
result = ntfAcyclic notin c.typ.flags