GlobalStatus.cpp File Reference

#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/Support/CallSite.h"
#include "llvm/Transforms/Utils/GlobalStatus.h"

Include dependency graph for GlobalStatus.cpp:

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Functions
static AtomicOrdering	strongerOrdering (AtomicOrdering X, AtomicOrdering Y)
static bool	analyzeGlobalAux (const Value *V, GlobalStatus &GS, SmallPtrSet< const PHINode *, 16 > &PhiUsers)

Function Documentation

static bool analyzeGlobalAux ( const Value *  V, GlobalStatus &  GS, SmallPtrSet< const PHINode *, 16 > &  PhiUsers  )

static

Definition at line 48 of file GlobalStatus.cpp.

References llvm::GlobalStatus::AccessingFunction, llvm::CallingConv::C, F(), llvm::GlobalStatus::HasMultipleAccessingFunctions, llvm::GlobalStatus::HasNonInstructionUser, I, if(), llvm::GlobalStatus::InitializerStored, llvm::SmallPtrSet< PtrType, SmallSize >::insert(), llvm::GlobalStatus::IsCompared, llvm::GlobalStatus::IsLoaded, llvm::isSafeToDestroyConstant(), LI, llvm::GlobalStatus::Ordering, llvm::GlobalStatus::Stored, llvm::GlobalStatus::StoredOnce, llvm::GlobalStatus::StoredOnceValue, strongerOrdering(), llvm::Value::use_begin(), and llvm::Value::use_end().

Referenced by llvm::GlobalStatus::analyzeGlobal().

static AtomicOrdering strongerOrdering ( AtomicOrdering  X, AtomicOrdering  Y  )

static

Return the stronger of the two ordering. If the two orderings are acquire and release, then return AcquireRelease.

Definition at line 22 of file GlobalStatus.cpp.

References llvm::Acquire, llvm::AcquireRelease, and llvm::Release.

Referenced by analyzeGlobalAux().