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Remove dead magics (#13551)

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Arne Döring 2020-03-03 12:42:43 +01:00 • committed by GitHub
commit eb42f38088
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14 changed files with 44 additions and 140 deletions
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10
compiler/semfold.nim
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@ -188,7 +188,7 @@ proc evalOp(m: TMagic, n, a, b, c: PNode; g: ModuleGraph): PNode =
else:
result = newIntNodeT(bitnot(getInt(a)), n, g)
of mLengthArray: result = newIntNodeT(lengthOrd(g.config, a.typ), n, g)
of mLengthSeq, mLengthOpenArray, mXLenSeq, mLengthStr, mXLenStr:
of mLengthSeq, mLengthOpenArray, mLengthStr:
if a.kind == nkNilLit:
result = newIntNodeT(Zero, n, g)
elif a.kind in {nkStrLit..nkTripleStrLit}:
@ -198,7 +198,6 @@ proc evalOp(m: TMagic, n, a, b, c: PNode; g: ModuleGraph): PNode =
of mUnaryPlusI, mUnaryPlusF64: result = a # throw `+` away
# XXX: Hides overflow/underflow
of mAbsI: result = foldAbs(getInt(a), n, g)
of mUnaryLt: result = foldSub(getOrdValue(a), One, n, g)
of mSucc: result = foldAdd(getOrdValue(a), getInt(b), n, g)
of mPred: result = foldSub(getOrdValue(a), getInt(b), n, g)
of mAddI: result = foldAdd(getInt(a), getInt(b), n, g)
@ -330,9 +329,6 @@ proc evalOp(m: TMagic, n, a, b, c: PNode; g: ModuleGraph): PNode =
of mMinusSet:
result = nimsets.diffSets(g.config, a, b)
result.info = n.info
of mSymDiffSet:
result = nimsets.symdiffSets(g.config, a, b)
result.info = n.info
of mConStrStr: result = newStrNodeT(getStrOrChar(a) & getStrOrChar(b), n, g)
of mInSet: result = newIntNodeT(toInt128(ord(inSet(a, b))), n, g)
of mRepr:
@ -342,10 +338,6 @@ proc evalOp(m: TMagic, n, a, b, c: PNode; g: ModuleGraph): PNode =
of mBoolToStr:
if getOrdValue(a) == 0: result = newStrNodeT("false", n, g)
else: result = newStrNodeT("true", n, g)
of mCopyStr: result = newStrNodeT(substr(getStr(a), int(toInt64(getOrdValue(b)))), n, g)
of mCopyStrLast:
result = newStrNodeT(substr(getStr(a), toInt(getOrdValue(b)),
toInt(getOrdValue(c))), n, g)
of mFloatToStr: result = newStrNodeT($getFloat(a), n, g)
of mCStrToStr, mCharToStr:
if a.kind == nkBracket: