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Support negative bit indexes.

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Allow arbitrary characters in symbols (to make '-' work.)
Final merge from negative_lsb branch.
This commit is contained in:
Wilson Snyder
2008-10-06 09:59:22 -04:00
parent cdd6ea8e60
commit 3b1929259a
18 changed files with 230 additions and 114 deletions
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src/V3LinkResolve.cpp
+1 -1
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@@ -223,7 +223,7 @@ private:
AstNode* widthp;
if (msbp->castConst() && lsbp->castConst()) {
// Quite common, save V3Const some effort
V3Number widnum (msbp->fileline(),32,msbp->castConst()->asInt() +1-lsbp->castConst()->asInt());
V3Number widnum (msbp->fileline(),32,msbp->castConst()->toSInt() +1-lsbp->castConst()->toSInt());
widnum.width(32,false); // Unsized so width from user
widthp = new AstConst (msbp->fileline(), widnum);
pushDeletep(msbp);