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[PBQP] Explicitly define copy/move operations for NodeMetadata to keep VS happy.

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Hopefully this fixes the bug that was introduced in r220642, and not-quite-fixed
in r220649.

llvm-svn: 220653
This commit is contained in:
Lang Hames 2014-10-26 21:55:54 +00:00
parent 574ccf8f46
commit 8d83e64313
1 changed files with 31 additions and 4 deletions
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35
include/llvm/CodeGen/RegAllocPBQP.h
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@ -82,13 +82,43 @@ public:
ConservativelyAllocatable,
NotProvablyAllocatable } ReductionState;
NodeMetadata() : RS(Unprocessed), DeniedOpts(0), OptUnsafeEdges(nullptr){}
NodeMetadata()
: RS(Unprocessed), NumOpts(0), DeniedOpts(0), OptUnsafeEdges(nullptr),
VReg(0) {}
// FIXME: Re-implementing default behavior to work around MSVC. Remove once
// MSVC synthesizes move constructors properly.
NodeMetadata(const NodeMetadata &Other)
: RS(Other.RS), NumOpts(Other.NumOpts), DeniedOpts(Other.DeniedOpts),
OptUnsafeEdges(new unsigned[NumOpts]), VReg(Other.VReg),
OptionRegs(Other.OptionRegs) {
std::copy(&Other.OptUnsafeEdges[0], &Other.OptUnsafeEdges[NumOpts],
&OptUnsafeEdges[0]);
}
// FIXME: Re-implementing default behavior to work around MSVC. Remove once
// MSVC synthesizes move constructors properly.
NodeMetadata(NodeMetadata &&Other)
: RS(Other.RS), NumOpts(Other.NumOpts), DeniedOpts(Other.DeniedOpts),
OptUnsafeEdges(std::move(Other.OptUnsafeEdges)), VReg(Other.VReg),
OptionRegs(std::move(Other.OptionRegs)) {}
// FIXME: Re-implementing default behavior to work around MSVC. Remove once
// MSVC synthesizes move constructors properly.
NodeMetadata& operator=(const NodeMetadata &Other) {
RS = Other.RS;
NumOpts = Other.NumOpts;
DeniedOpts = Other.DeniedOpts;
OptUnsafeEdges = std::unique_ptr<unsigned[]>(new unsigned[NumOpts]);
std::copy(&Other.OptUnsafeEdges[0], &Other.OptUnsafeEdges[NumOpts],
&OptUnsafeEdges[0]);
VReg = Other.VReg;
OptionRegs = Other.OptionRegs;
return *this;
}
// FIXME: Re-implementing default behavior to work around MSVC. Remove once
// MSVC synthesizes move constructors properly.
NodeMetadata& operator=(NodeMetadata &&Other) {
RS = Other.RS;
NumOpts = Other.NumOpts;
@ -138,9 +168,6 @@ public:
}
private:
NodeMetadata(const NodeMetadata&) LLVM_DELETED_FUNCTION;
void operator=(const NodeMetadata&) LLVM_DELETED_FUNCTION;
ReductionState RS;
unsigned NumOpts;
unsigned DeniedOpts;