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add some helpful comments to the emitter

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97219 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-02-26 08:15:02 +00:00
parent d6f0602564
commit 5a56e5c82a
1 changed files with 6 additions and 0 deletions
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6
utils/TableGen/DAGISelMatcherEmitter.cpp
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@ -204,6 +204,12 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
assert(ChildSize != 0 && "Should not have a zero-sized child!");
CurrentIdx += EmitVBRValue(ChildSize, OS);
OS << "/*->" << CurrentIdx+ChildSize << "*/";
if (i == 0)
OS.PadToColumn(CommentIndent) << "// " << SM->getNumChildren()
<< " children in Scope";
OS << '\n' << TmpBuf.str();
CurrentIdx += ChildSize;
}