LLVM 19.0.0git
Classes | Namespaces | Functions
Support.h File Reference

Helper functions used by various pipeline components. More...

#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/MC/MCSchedule.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/MathExtras.h"

Go to the source code of this file.


class  llvm::mca::InstructionError< T >
class  llvm::mca::ReleaseAtCycles
 This class represents the number of cycles per resource (fractions of cycles). More...


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


void llvm::mca::computeProcResourceMasks (const MCSchedModel &SM, MutableArrayRef< uint64_t > Masks)
 Populates vector Masks with processor resource masks.
unsigned llvm::mca::getResourceStateIndex (uint64_t Mask)
double llvm::mca::computeBlockRThroughput (const MCSchedModel &SM, unsigned DispatchWidth, unsigned NumMicroOps, ArrayRef< unsigned > ProcResourceUsage)
 Compute the reciprocal block throughput from a set of processor resource cycles.

Detailed Description

Helper functions used by various pipeline components.

Definition in file Support.h.