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Revert r334374 [TableGen] Move some shared_ptrs to avoid unnecessary copies (NFC). 

This breaks some builders.

llvm-svn: 334376
This commit is contained in:
Florian Hahn 2018-06-10 21:06:24 +00:00
parent 15243d5a6d
commit 53b14db9f2
2 changed files with 21 additions and 26 deletions
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41
llvm/utils/TableGen/CodeGenDAGPatterns.cpp
View File

@ -1825,7 +1825,7 @@ void TreePatternNode::SubstituteFormalArguments(
assert((Child->getPredicateFns().empty() ||
NewChild->getPredicateFns() == Child->getPredicateFns()) &&
"Non-empty child predicate clobbered!");
setChild(i, std::move(NewChild));
setChild(i, NewChild);
}
} else {
getChild(i)->SubstituteFormalArguments(ArgMap);
@ -1856,7 +1856,7 @@ TreePatternNodePtr TreePatternNode::InlinePatternFragments(TreePatternNodePtr T,
NewChild->getPredicateFns() == Child->getPredicateFns()) &&
"Non-empty child predicate clobbered!");
setChild(i, std::move(NewChild));
setChild(i, NewChild);
}
return T;
}
@ -1884,8 +1884,7 @@ TreePatternNodePtr TreePatternNode::InlinePatternFragments(TreePatternNodePtr T,
std::map<std::string, TreePatternNodePtr> ArgMap;
for (unsigned i = 0, e = Frag->getNumArgs(); i != e; ++i) {
TreePatternNodePtr Child = getChildShared(i);
ArgMap[Frag->getArgName(i)] =
Child->InlinePatternFragments(std::move(Child), TP);
ArgMap[Frag->getArgName(i)] = Child->InlinePatternFragments(Child, TP);
}
FragTree->SubstituteFormalArguments(ArgMap);
@ -2674,8 +2673,9 @@ TreePatternNodePtr TreePattern::ParseTreePattern(Init *TheInit,
else // Otherwise, no chain.
Operator = getDAGPatterns().get_intrinsic_wo_chain_sdnode();
Children.insert(Children.begin(),
std::make_shared<TreePatternNode>(IntInit::get(IID), 1));
TreePatternNodePtr IIDNode =
std::make_shared<TreePatternNode>(IntInit::get(IID), 1);
Children.insert(Children.begin(), IIDNode);
}
if (Operator->isSubClassOf("ComplexPattern")) {
@ -2736,7 +2736,7 @@ static bool SimplifyTree(TreePatternNodePtr &N) {
for (unsigned i = 0, e = N->getNumChildren(); i != e; ++i) {
TreePatternNodePtr Child = N->getChildShared(i);
MadeChange |= SimplifyTree(Child);
N->setChild(i, std::move(Child));
N->setChild(i, Child);
}
return MadeChange;
}
@ -3057,7 +3057,7 @@ void CodeGenDAGPatterns::ParseDefaultOperands() {
DefaultOps[i]->getName() +
"' doesn't have a concrete type!");
}
DefaultOpInfo.DefaultOps.push_back(std::move(TPN));
DefaultOpInfo.DefaultOps.push_back(TPN);
}
// Insert it into the DefaultOperands map so we can find it later.
@ -3487,9 +3487,9 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern(
if (!RNode)
I->error("Operand $" + OpName + " does not exist in operand list!");
ResNodes.push_back(RNode);
Record *R = cast<DefInit>(RNode->getLeafValue())->getDef();
ResNodes.push_back(std::move(RNode));
if (!R)
I->error("Operand $" + OpName + " should be a set destination: all "
"outputs must occur before inputs in operand list!");
@ -3554,7 +3554,7 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern(
OpNode->getNumTypes());
}
ResultNodeOperands.push_back(std::move(OpNode));
ResultNodeOperands.push_back(OpNode);
}
if (!InstInputsCheck.empty())
@ -4080,10 +4080,9 @@ void CodeGenDAGPatterns::ExpandHwModeBasedTypes() {
std::vector<Predicate> Preds = P.Predicates;
const std::vector<Predicate> &MC = ModeChecks[Mode];
Preds.insert(Preds.end(), MC.begin(), MC.end());
PatternsToMatch.emplace_back(P.getSrcRecord(), Preds, std::move(NewSrc),
std::move(NewDst), P.getDstRegs(),
P.getAddedComplexity(), Record::getNewUID(),
Mode);
PatternsToMatch.emplace_back(P.getSrcRecord(), Preds, NewSrc, NewDst,
P.getDstRegs(), P.getAddedComplexity(),
Record::getNewUID(), Mode);
};
for (PatternToMatch &P : Copy) {
@ -4387,18 +4386,18 @@ static void GenerateVariantsOf(TreePatternNodePtr N,
assert(NC >= 3 &&
"Commutative intrinsic should have at least 3 children!");
std::vector<std::vector<TreePatternNodePtr>> Variants;
Variants.push_back(std::move(ChildVariants[0])); // Intrinsic id.
Variants.push_back(std::move(ChildVariants[2]));
Variants.push_back(std::move(ChildVariants[1]));
Variants.push_back(ChildVariants[0]); // Intrinsic id.
Variants.push_back(ChildVariants[2]);
Variants.push_back(ChildVariants[1]);
for (unsigned i = 3; i != NC; ++i)
Variants.push_back(std::move(ChildVariants[i]));
Variants.push_back(ChildVariants[i]);
CombineChildVariants(N, Variants, OutVariants, CDP, DepVars);
} else if (NC == N->getNumChildren()) {
std::vector<std::vector<TreePatternNodePtr>> Variants;
Variants.push_back(std::move(ChildVariants[1]));
Variants.push_back(std::move(ChildVariants[0]));
Variants.push_back(ChildVariants[1]);
Variants.push_back(ChildVariants[0]);
for (unsigned i = 2; i != NC; ++i)
Variants.push_back(std::move(ChildVariants[i]));
Variants.push_back(ChildVariants[i]);
CombineChildVariants(N, Variants, OutVariants, CDP, DepVars);
}
}

6
llvm/utils/TableGen/CodeGenDAGPatterns.h
View File

@ -813,11 +813,7 @@ public:
const std::vector<TreePatternNodePtr> &getTrees() const { return Trees; }
unsigned getNumTrees() const { return Trees.size(); }
const TreePatternNodePtr &getTree(unsigned i) const { return Trees[i]; }
void setTree(unsigned i, TreePatternNodePtr Tree) {
Trees[i] = std::move(Tree);
}
void setTree(unsigned i, TreePatternNodePtr Tree) { Trees[i] = Tree; }
TreePatternNodePtr getOnlyTree() const {
assert(Trees.size() == 1 && "Doesn't have exactly one pattern!");
return Trees[0];