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NVPTX: Make NVPTXInferAddressSpaces preserve CFG
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Authored by arsenm on Jan 25 2017, 8:29 PM.

Reviewers

jlebar

This revision is now accepted and ready to land.Jan 26 2017, 5:09 PM

r293308

Path

Size

lib/

Target/

NVPTX/

4 lines

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	/// \brief NVPTXInferAddressSpaces			/// \brief NVPTXInferAddressSpaces
	class NVPTXInferAddressSpaces: public FunctionPass {			class NVPTXInferAddressSpaces: public FunctionPass {
	public:			public:
	static char ID;			static char ID;

	NVPTXInferAddressSpaces() : FunctionPass(ID) {}			NVPTXInferAddressSpaces() : FunctionPass(ID) {}

				void getAnalysisUsage(AnalysisUsage &AU) const override {
				AU.setPreservesCFG();
				}

	bool runOnFunction(Function &F) override;			bool runOnFunction(Function &F) override;

	private:			private:
	// Returns the new address space of V if updated; otherwise, returns None.			// Returns the new address space of V if updated; otherwise, returns None.
	Optional<unsigned>			Optional<unsigned>
	updateAddressSpace(const Value &V,			updateAddressSpace(const Value &V,
	const ValueToAddrSpaceMapTy &InferredAddrSpace);			const ValueToAddrSpaceMapTy &InferredAddrSpace);

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