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Do not infer the target type for COPY_TO_REGCLASS from dest regclass, this won't work if it can contain several types. Require explicit result type for the node for now. This fixes PR5364.

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PS: It seems that blackfin usage of copy_to_regclass is completely bogus!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85766 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
2009-11-02 00:11:39 +00:00
parent 2e1da9fea4
commit 3a639a07ea
6 changed files with 39 additions and 36 deletions
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utils/TableGen/CodeGenDAGPatterns.cpp
-1
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@@ -915,7 +915,6 @@ bool TreePatternNode::ApplyTypeConstraints(TreePattern &TP, bool NotRegisters) {
bool MadeChange = false;
MadeChange |= getChild(0)->ApplyTypeConstraints(TP, NotRegisters);
MadeChange |= getChild(1)->ApplyTypeConstraints(TP, NotRegisters);
MadeChange |= UpdateNodeType(getChild(1)->getTypeNum(0), TP);
return MadeChange;
} else if (const CodeGenIntrinsic *Int = getIntrinsicInfo(CDP)) {
bool MadeChange = false;