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#
#
# The Nim Compiler
# (c) Copyright 2023 Andreas Rumpf
#
# See the file "copying.txt", included in this
# distribution, for details about the copyright.
#
import ".." / ic / [bitabs, rodfiles]
import nirinsts, nirtypes, nirlineinfos
type
NirModule* = object
code*: Tree
man*: LineInfoManager
types*: TypeGraph
lit*: Literals
namespace*: LitId
intbits*: uint32
symnames*: SymNames
proc load*(filename: string): NirModule =
let lit = Literals()
result = NirModule(lit: lit, types: initTypeGraph(lit))
var r = rodfiles.open(filename)
try:
r.loadHeader(nirCookie)
r.loadSection stringsSection
r.load result.lit.strings
r.loadSection numbersSection
r.load result.lit.numbers
r.loadSection bodiesSection
r.load result.code
r.loadSection typesSection
r.load result.types
r.loadSection sideChannelSection
r.load result.man
r.loadSection namespaceSection
r.loadPrim result.namespace
r.loadPrim result.intbits
r.loadSection symnamesSection
r.load result.symnames
finally:
r.close()
proc store*(m: NirModule; outp: string) =
var r = rodfiles.create(outp)
try:
r.storeHeader(nirCookie)
r.storeSection stringsSection
r.store m.lit.strings
r.storeSection numbersSection
r.store m.lit.numbers
r.storeSection bodiesSection
r.store m.code
r.storeSection typesSection
r.store m.types
r.storeSection sideChannelSection
r.store m.man
r.storeSection namespaceSection
r.storePrim m.namespace
r.storePrim m.intbits
r.storeSection symnamesSection
r.store m.symnames
finally:
r.close()
if r.err != ok:
raise newException(IOError, "could store into: " & outp)
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