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validate that input sdnodes don't exist in an output pattern.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99747 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-03-28 06:57:56 +00:00
parent c217305f76
commit b775b1e20b
1 changed files with 23 additions and 8 deletions
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31
utils/TableGen/CodeGenDAGPatterns.cpp
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@ -1490,11 +1490,7 @@ TreePatternNode *TreePattern::ParseTreePattern(Init *TheInit, StringRef OpName){
Init *II = BI->convertInitializerTo(new IntRecTy());
if (II == 0 || !dynamic_cast<IntInit*>(II))
error("Bits value must be constants!");
if (!OpName.empty())
error("Constant int argument should not have a name!");
return new TreePatternNode(dynamic_cast<IntInit*>(II), 1);
return ParseTreePattern(II, OpName);
}
DagInit *Dag = dynamic_cast<DagInit*>(TheInit);
@ -1534,9 +1530,28 @@ TreePatternNode *TreePattern::ParseTreePattern(Init *TheInit, StringRef OpName){
error("Unrecognized node '" + Operator->getName() + "'!");
// Check to see if this is something that is illegal in an input pattern.
if (isInputPattern && (Operator->isSubClassOf("Instruction") ||
Operator->isSubClassOf("SDNodeXForm")))
error("Cannot use '" + Operator->getName() + "' in an input pattern!");
if (isInputPattern) {
if (Operator->isSubClassOf("Instruction") ||
Operator->isSubClassOf("SDNodeXForm"))
error("Cannot use '" + Operator->getName() + "' in an input pattern!");
} else {
if (Operator->isSubClassOf("Intrinsic"))
error("Cannot use '" + Operator->getName() + "' in an output pattern!");
if (Operator->isSubClassOf("SDNode") &&
Operator->getName() != "imm" &&
Operator->getName() != "fpimm" &&
Operator->getName() != "tglobaltlsaddr" &&
Operator->getName() != "tconstpool" &&
Operator->getName() != "tjumptable" &&
Operator->getName() != "tframeindex" &&
Operator->getName() != "texternalsym" &&
Operator->getName() != "tblockaddress" &&
Operator->getName() != "tglobaladdr" &&
Operator->getName() != "bb" &&
Operator->getName() != "vt")
error("Cannot use '" + Operator->getName() + "' in an output pattern!");
}
std::vector<TreePatternNode*> Children;