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finally remove the immAllOnesV_bc/immAllZerosV_bc patterns

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and those derived from them.  These are obnoxious because
they were written as: PatLeaf<(bitconvert).  Not having an
argument was foiling adding better type checking for operand
count matching up with what was required (in this case,
bitconvert always requires an operand!)



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99759 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-03-28 08:43:23 +00:00
parent 6269b6c9cb
commit caa8870fe0
3 changed files with 1 additions and 9 deletions
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utils/TableGen/CodeGenDAGPatterns.cpp
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@ -1604,7 +1604,6 @@ static bool SimplifyTree(TreePatternNode *&N) {
// If we have a bitconvert with a resolved type and if the source and
// destination types are the same, then the bitconvert is useless, remove it.
if (N->getOperator()->getName() == "bitconvert" &&
N->getNumChildren() > 0 && // FIXME
N->getExtType(0).isConcrete() &&
N->getExtType(0) == N->getChild(0)->getExtType(0) &&
N->getName().empty()) {