NVPTXTagInvariantLoads.cpp File Reference (original) (raw)

#include "[NVPTXUtilities.h](NVPTXUtilities%5F8h%5Fsource.html)"
#include "[llvm/Analysis/ValueTracking.h](ValueTracking%5F8h%5Fsource.html)"
#include "[llvm/IR/InstIterator.h](InstIterator%5F8h%5Fsource.html)"
#include "[llvm/IR/Instructions.h](Instructions%5F8h%5Fsource.html)"
#include "[llvm/IR/Metadata.h](Metadata%5F8h%5Fsource.html)"
#include "[llvm/Support/NVPTXAddrSpace.h](NVPTXAddrSpace%5F8h%5Fsource.html)"

Go to the source code of this file.

Functions
static bool	isInvariantLoad (const Instruction I, const Value Ptr, const bool IsKernelFn)
static void	markLoadsAsInvariant (Instruction *I)
static bool	tagInvariantLoads (Function &F)
	INITIALIZE_PASS (NVPTXTagInvariantLoadLegacyPass, "nvptx-tag-invariant-loads", "NVPTX Tag Invariant Loads", false, false) bool NVPTXTagInvariantLoadLegacyPass

Function Documentation

◆ INITIALIZE_PASS()

INITIALIZE_PASS	(	NVPTXTagInvariantLoadLegacyPass	,
"nvptx-tag-invariant-loads"	,
"NVPTX Tag Invariant Loads"	,
false	,
false	)

Definition at line 93 of file NVPTXTagInvariantLoads.cpp.

References F, runOnFunction(), and tagInvariantLoads().

◆ isInvariantLoad()

bool isInvariantLoad ( const Instruction * I, const Value * Ptr, const bool IsKernelFn )	static

Definition at line 30 of file NVPTXTagInvariantLoads.cpp.

References A(), llvm::NVPTXAS::ADDRESS_SPACE_GLOBAL, llvm::all_of(), llvm::dyn_cast(), llvm::Type::getPointerAddressSpace(), llvm::Value::getType(), llvm::getUnderlyingObjects(), I, and llvm::isParamGridConstant().

Referenced by llvm::MemoryDependenceResults::getSimplePointerDependencyFrom(), and tagInvariantLoads().

◆ markLoadsAsInvariant()

void markLoadsAsInvariant ( Instruction * I)	static

Definition at line 57 of file NVPTXTagInvariantLoads.cpp.

References llvm::MDNode::get(), and I.

Referenced by tagInvariantLoads().

◆ tagInvariantLoads()

bool tagInvariantLoads ( Function & F)	static

Definition at line 62 of file NVPTXTagInvariantLoads.cpp.

References Changed, llvm::dyn_cast(), F, I, II, instructions, isInvariantLoad(), llvm::isKernelFunction(), and markLoadsAsInvariant().

Referenced by INITIALIZE_PASS(), and llvm::NVPTXTagInvariantLoadsPass::run().