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register callback for marshal in VM (#19578)

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* register callback for marshal in VM

* remove unrelated code

* polish

* more tests

* more tests

* add loadVM and toVM
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flywind 2022-03-09 01:12:31 +08:00 • committed by GitHub
commit 8f9dd5b349
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6 changed files with 96 additions and 59 deletions
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compiler/vmdef.nim
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@ -180,7 +180,6 @@ type
opcNBindSym, opcNDynBindSym,
opcSetType, # dest.typ = types[Bx]
opcTypeTrait,
opcMarshalLoad, opcMarshalStore,
opcSymOwner,
opcSymIsInstantiationOf
@ -307,8 +306,8 @@ proc registerCallback*(c: PCtx; name: string; callback: VmCallback): int {.disca
const
firstABxInstr* = opcTJmp
largeInstrs* = { # instructions which use 2 int32s instead of 1:
opcSubStr, opcConv, opcCast, opcNewSeq, opcOf,
opcMarshalLoad, opcMarshalStore}
opcSubStr, opcConv, opcCast, opcNewSeq, opcOf
}
slotSomeTemp* = slotTempUnknown
relativeJumps* = {opcTJmp, opcFJmp, opcJmp, opcJmpBack}