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nimvm is magic

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This commit is contained in:
Yuriy Glukhov 2015-09-04 19:23:58 +03:00
commit 790ef23c48
3 changed files with 8 additions and 1 deletions
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3
compiler/ast.nim
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@ -605,7 +605,8 @@ type
mNBindSym, mLocals, mNCallSite, mNBindSym, mLocals, mNCallSite,
mEqIdent, mEqNimrodNode, mSameNodeType, mGetImpl, mEqIdent, mEqNimrodNode, mSameNodeType, mGetImpl,
mNHint, mNWarning, mNError, mNHint, mNWarning, mNError,
mInstantiationInfo, mGetTypeInfo, mNGenSym mInstantiationInfo, mGetTypeInfo, mNGenSym,
mNimvm
# things that we can evaluate safely at compile time, even if not asked for it: # things that we can evaluate safely at compile time, even if not asked for it:
const const

2
compiler/semfold.nim
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@ -640,6 +640,8 @@ proc getConstExpr(m: PSym, n: PNode): PNode =
of mNaN: result = newFloatNodeT(NaN, n) of mNaN: result = newFloatNodeT(NaN, n)
of mInf: result = newFloatNodeT(Inf, n) of mInf: result = newFloatNodeT(Inf, n)
of mNegInf: result = newFloatNodeT(NegInf, n) of mNegInf: result = newFloatNodeT(NegInf, n)
of mNimvm:
localError(n.info, "illegal context for 'nimvm' magic")
else: else:
if sfFakeConst notin s.flags: result = copyTree(s.ast) if sfFakeConst notin s.flags: result = copyTree(s.ast)
of {skProc, skMethod}: of {skProc, skMethod}:

4
lib/system.nim
View file

@ -1173,6 +1173,10 @@ const
## "i386", "alpha", "powerpc", "powerpc64", "powerpc64el", "sparc", ## "i386", "alpha", "powerpc", "powerpc64", "powerpc64el", "sparc",
## "amd64", "mips", "mipsel", "arm", "arm64". ## "amd64", "mips", "mipsel", "arm", "arm64".
nimvm* {.magic: "Nimvm".}: bool = false
## may be used only in "when" expression.
## It is true in Nim VM context and false otherwise
seqShallowFlag = low(int) seqShallowFlag = low(int)
proc compileOption*(option: string): bool {. proc compileOption*(option: string): bool {.