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implemented computed goto support

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This commit is contained in:
Araq 2013-08-13 11:21:02 +02:00
commit d53f313599
7 changed files with 116 additions and 12 deletions
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7
compiler/pragmas.nim
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@ -42,7 +42,7 @@ const
wFatal, wDefine, wUndef, wCompile, wLink, wLinkSys, wPure, wPush, wPop,
wBreakpoint, wWatchpoint, wPassL, wPassC, wDeadCodeElim, wDeprecated,
wFloatChecks, wInfChecks, wNanChecks, wPragma, wEmit, wUnroll,
wLinearScanEnd, wPatterns, wEffects, wNoForward}
wLinearScanEnd, wPatterns, wEffects, wNoForward, wComputedGoto}
lambdaPragmas* = {FirstCallConv..LastCallConv, wImportc, wExportc, wNodecl,
wNosideEffect, wSideEffect, wNoreturn, wDynLib, wHeader,
wDeprecated, wExtern, wThread, wImportcpp, wImportobjc, wNoStackFrame,
@ -446,9 +446,6 @@ proc PragmaUnroll(c: PContext, n: PNode) =
else:
invalidPragma(n)
proc PragmaLinearScanEnd(c: PContext, n: PNode) =
noVal(n)
proc PragmaLine(c: PContext, n: PNode) =
if n.kind == nkExprColonExpr:
n.sons[1] = c.semConstExpr(c, n.sons[1])
@ -691,7 +688,7 @@ proc singlePragma(c: PContext, sym: PSym, n: PNode, i: int,
else: sym.typ.callConv = wordToCallConv(k)
of wEmit: PragmaEmit(c, it)
of wUnroll: PragmaUnroll(c, it)
of wLinearScanEnd: PragmaLinearScanEnd(c, it)
of wLinearScanEnd, wComputedGoto: noVal(it)
of wEffects:
# is later processed in effect analysis:
noVal(it)