#include "llvm/CodeGen/GlobalISel/GISelKnownBits.h"#include "llvm/Analysis/ValueTracking.h"#include "llvm/CodeGen/GlobalISel/Utils.h"#include "llvm/CodeGen/MachineFrameInfo.h"#include "llvm/CodeGen/MachineRegisterInfo.h"#include "llvm/CodeGen/TargetLowering.h"#include "llvm/CodeGen/TargetOpcodes.h"#include "llvm/IR/Module.h"
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Macros | |
| #define | DEBUG_TYPE "gisel-known-bits" |
| Provides analysis for querying information about KnownBits during GISel passes. More... | |
Functions | |
| INITIALIZE_PASS (GISelKnownBitsAnalysis, DEBUG_TYPE, "Analysis for ComputingKnownBits", false, true) GISelKnownBits | |
| static LLVM_ATTRIBUTE_UNUSED void | dumpResult (const MachineInstr &MI, const KnownBits &Known, unsigned Depth) |
| static KnownBits | extractBits (unsigned BitWidth, const KnownBits &SrcOpKnown, const KnownBits &OffsetKnown, const KnownBits &WidthKnown) |
Macro Definition Documentation
◆ DEBUG_TYPE
| #define DEBUG_TYPE "gisel-known-bits" |
Provides analysis for querying information about KnownBits during GISel passes.
Definition at line 22 of file GISelKnownBits.cpp.
Function Documentation
◆ dumpResult()
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static |
Definition at line 88 of file GISelKnownBits.cpp.
References llvm::dbgs(), llvm::Depth, MI, llvm::KnownBits::One, llvm::toString(), and llvm::KnownBits::Zero.
Referenced by llvm::GISelKnownBits::computeKnownBitsImpl().
◆ extractBits()
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static |
Definition at line 120 of file GISelKnownBits.cpp.
References llvm::BitWidth, llvm::APInt::getBitsSetFrom(), llvm::APInt::getLimitedValue(), llvm::APInt::getLowBitsSet(), llvm::KnownBits::getMaxValue(), llvm::KnownBits::getMinValue(), llvm::KnownBits::lshr(), and llvm::BitmaskEnumDetail::Mask().
Referenced by llvm::GISelKnownBits::computeKnownBitsImpl().
◆ INITIALIZE_PASS()
| INITIALIZE_PASS | ( | GISelKnownBitsAnalysis | , |
| DEBUG_TYPE | , | ||
| "Analysis for ComputingKnownBits" | , | ||
| false | , | ||
| true | |||
| ) |
Definition at line 28 of file GISelKnownBits.cpp.
