AtomicOrdering.h File Reference

Atomic ordering constants. More...

#include <cstddef>

Go to the source code of this file.

Namespaces
namespace	llvm
	This is an optimization pass for GlobalISel generic memory operations.

Enumerations
enum class	llvm::AtomicOrderingCABI {   llvm::relaxed = 0 , llvm::consume = 1 , llvm::acquire = 2 , llvm::release = 3 ,   llvm::acq_rel = 4 , llvm::seq_cst = 5 }
	Atomic ordering for C11 / C++11's memory models. More...
enum class	llvm::AtomicOrdering : unsigned {   llvm::NotAtomic = 0 , llvm::Unordered = 1 , llvm::Monotonic = 2 , llvm::Acquire = 4 ,   llvm::Release = 5 , llvm::AcquireRelease = 6 , llvm::SequentiallyConsistent = 7 , llvm::LAST = SequentiallyConsistent }
	Atomic ordering for LLVM's memory model. More...

Functions
bool	llvm::operator< (AtomicOrderingCABI, AtomicOrderingCABI)=delete
bool	llvm::operator> (AtomicOrderingCABI, AtomicOrderingCABI)=delete
bool	llvm::operator<= (AtomicOrderingCABI, AtomicOrderingCABI)=delete
bool	llvm::operator>= (AtomicOrderingCABI, AtomicOrderingCABI)=delete
template<typename Int >
bool	llvm::isValidAtomicOrderingCABI (Int I)
bool	llvm::operator< (AtomicOrdering, AtomicOrdering)=delete
bool	llvm::operator> (AtomicOrdering, AtomicOrdering)=delete
bool	llvm::operator<= (AtomicOrdering, AtomicOrdering)=delete
bool	llvm::operator>= (AtomicOrdering, AtomicOrdering)=delete
template<typename Int >
bool	llvm::isValidAtomicOrdering (Int I)
const char *	llvm::toIRString (AtomicOrdering ao)
	String used by LLVM IR to represent atomic ordering.
bool	llvm::isStrongerThan (AtomicOrdering AO, AtomicOrdering Other)
	Returns true if ao is stronger than other as defined by the AtomicOrdering lattice, which is based on C++'s definition.
bool	llvm::isAtLeastOrStrongerThan (AtomicOrdering AO, AtomicOrdering Other)
bool	llvm::isStrongerThanUnordered (AtomicOrdering AO)
bool	llvm::isStrongerThanMonotonic (AtomicOrdering AO)
bool	llvm::isAcquireOrStronger (AtomicOrdering AO)
bool	llvm::isReleaseOrStronger (AtomicOrdering AO)
AtomicOrdering	llvm::getMergedAtomicOrdering (AtomicOrdering AO, AtomicOrdering Other)
	Return a single atomic ordering that is at least as strong as both the AO and Other orderings for an atomic operation.
AtomicOrderingCABI	llvm::toCABI (AtomicOrdering AO)

Detailed Description

Atomic ordering constants.

These values are used by LLVM to represent atomic ordering for C++11's memory model and more, as detailed in docs/Atomics.rst.

Definition in file AtomicOrdering.h.