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code generator supports constant sequences; more consistent compile time evaluation

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This commit is contained in:
Araq 2011-10-07 09:02:08 +02:00
commit 42516c0086
18 changed files with 180 additions and 137 deletions
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23
compiler/sem.nim
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@ -55,25 +55,26 @@ proc ParamsTypeCheck(c: PContext, typ: PType) {.inline.} =
GlobalError(typ.n.info, errXisNoType, typeToString(typ))
proc semConstExpr(c: PContext, n: PNode): PNode =
result = semExprWithType(c, n)
if result == nil:
GlobalError(n.info, errConstExprExpected)
return
result = getConstExpr(c.module, result)
if result == nil: GlobalError(n.info, errConstExprExpected)
proc semAndEvalConstExpr(c: PContext, n: PNode): PNode =
var e = semExprWithType(c, n)
if e == nil:
GlobalError(n.info, errConstExprExpected)
return nil
result = getConstExpr(c.module, e)
if result == nil:
#writeln(output, renderTree(n));
if result == nil:
result = evalConstExpr(c.module, e)
if result == nil or result.kind == nkEmpty:
GlobalError(n.info, errConstExprExpected)
when false:
result = semExprWithType(c, n)
if result == nil:
GlobalError(n.info, errConstExprExpected)
return
result = getConstExpr(c.module, result)
if result == nil: GlobalError(n.info, errConstExprExpected)
proc semAndEvalConstExpr(c: PContext, n: PNode): PNode =
result = semConstExpr(c, n)
include seminst, semcall
proc typeMismatch(n: PNode, formal, actual: PType) =