mirror of
https://github.com/nim-lang/Nim.git
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040adf415b
* add backend support for js bigint
* cleanup
* add tests
* add -d:nimHasJsBigIntBackend
* cleanup
* more tests
(cherry picked from commit 025ca660f7)
121 lines
3.7 KiB
Nim
121 lines
3.7 KiB
Nim
#
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#
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# The Nim Compiler
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# (c) Copyright 2015 Andreas Rumpf
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#
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# See the file "copying.txt", included in this
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# distribution, for details about the copyright.
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#
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# This module handles the conditional symbols.
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import
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strtabs
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from options import Feature
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from lineinfos import HintsToStr, WarningsToStr
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proc defineSymbol*(symbols: StringTableRef; symbol: string, value: string = "true") =
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symbols[symbol] = value
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proc undefSymbol*(symbols: StringTableRef; symbol: string) =
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symbols.del(symbol)
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#proc lookupSymbol*(symbols: StringTableRef; symbol: string): string =
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# result = if isDefined(symbol): gSymbols[symbol] else: nil
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iterator definedSymbolNames*(symbols: StringTableRef): string =
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for key, val in pairs(symbols):
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yield key
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proc countDefinedSymbols*(symbols: StringTableRef): int =
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symbols.len
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proc initDefines*(symbols: StringTableRef) =
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# for bootstrapping purposes and old code:
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template defineSymbol(s) = symbols.defineSymbol(s)
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defineSymbol("nimhygiene")
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defineSymbol("niminheritable")
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defineSymbol("nimmixin")
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defineSymbol("nimeffects")
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defineSymbol("nimbabel")
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defineSymbol("nimcomputedgoto")
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defineSymbol("nimunion")
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defineSymbol("nimnewshared")
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defineSymbol("nimNewTypedesc")
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defineSymbol("nimrequiresnimframe")
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defineSymbol("nimparsebiggestfloatmagic")
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defineSymbol("nimalias")
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defineSymbol("nimlocks")
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defineSymbol("nimnode")
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defineSymbol("nimvarargstyped")
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defineSymbol("nimtypedescfixed")
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defineSymbol("nimKnowsNimvm")
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defineSymbol("nimArrIdx")
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defineSymbol("nimHasalignOf")
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defineSymbol("nimDistros")
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defineSymbol("nimHasCppDefine")
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defineSymbol("nimGenericInOutFlags")
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when false: defineSymbol("nimHasOpt")
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defineSymbol("nimNoArrayToCstringConversion")
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defineSymbol("nimNewRoof")
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defineSymbol("nimHasRunnableExamples")
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defineSymbol("nimNewDot")
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defineSymbol("nimHasNilChecks")
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defineSymbol("nimSymKind")
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defineSymbol("nimVmEqIdent")
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defineSymbol("nimNoNil")
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defineSymbol("nimNoZeroTerminator")
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defineSymbol("nimNotNil")
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defineSymbol("nimVmExportFixed")
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defineSymbol("nimHasSymOwnerInMacro")
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defineSymbol("nimNewRuntime")
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defineSymbol("nimIncrSeqV3")
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defineSymbol("nimAshr")
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defineSymbol("nimNoNilSeqs")
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defineSymbol("nimNoNilSeqs2")
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defineSymbol("nimHasUserErrors")
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defineSymbol("nimUncheckedArrayTyp")
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defineSymbol("nimHasTypeof")
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defineSymbol("nimErrorProcCanHaveBody")
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defineSymbol("nimHasInstantiationOfInMacro")
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defineSymbol("nimHasHotCodeReloading")
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defineSymbol("nimHasNilSeqs")
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defineSymbol("nimHasSignatureHashInMacro")
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defineSymbol("nimHasDefault")
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defineSymbol("nimMacrosSizealignof")
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defineSymbol("nimNoZeroExtendMagic")
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defineSymbol("nimMacrosGetNodeId")
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for f in low(Feature)..high(Feature):
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defineSymbol("nimHas" & $f)
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for s in WarningsToStr:
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defineSymbol("nimHasWarning" & s)
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for s in HintsToStr:
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defineSymbol("nimHasHint" & s)
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defineSymbol("nimFixedOwned")
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defineSymbol("nimHasStyleChecks")
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defineSymbol("nimToOpenArrayCString")
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defineSymbol("nimHasUsed")
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defineSymbol("nimFixedForwardGeneric")
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defineSymbol("nimnomagic64")
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defineSymbol("nimNewShiftOps")
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defineSymbol("nimHasCursor")
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defineSymbol("nimHasExceptionsQuery")
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defineSymbol("nimHasIsNamedTuple")
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defineSymbol("nimHashOrdinalFixed")
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when defined(nimHasLibFFI):
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# Renaming as we can't conflate input vs output define flags; e.g. this
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# will report the right thing regardless of whether user adds
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# `-d:nimHasLibFFI` in his user config.
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defineSymbol("nimHasLibFFIEnabled")
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defineSymbol("nimHasSinkInference")
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defineSymbol("nimNewIntegerOps")
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defineSymbol("nimHasInvariant")
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defineSymbol("nimHasStacktraceMsgs")
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defineSymbol("nimHasStacktracesModule")
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defineSymbol("nimHasJsBigIntBackend")
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