diff options
Diffstat (limited to 'lib/Target/AArch64/AArch64InstrInfo.cpp')
| -rw-r--r-- | lib/Target/AArch64/AArch64InstrInfo.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/lib/Target/AArch64/AArch64InstrInfo.cpp b/lib/Target/AArch64/AArch64InstrInfo.cpp index dba3e4bdf82f..c0c6055c358f 100644 --- a/lib/Target/AArch64/AArch64InstrInfo.cpp +++ b/lib/Target/AArch64/AArch64InstrInfo.cpp @@ -52,9 +52,6 @@ using namespace llvm; #define GET_INSTRINFO_CTOR_DTOR #include "AArch64GenInstrInfo.inc" -static const MachineMemOperand::Flags MOSuppressPair = - MachineMemOperand::MOTargetFlag1; - static cl::opt<unsigned> TBZDisplacementBits("aarch64-tbz-offset-bits", cl::Hidden, cl::init(14), cl::desc("Restrict range of TB[N]Z instructions (DEBUG)")); @@ -1715,6 +1712,13 @@ void AArch64InstrInfo::suppressLdStPair(MachineInstr &MI) const { (*MI.memoperands_begin())->setFlags(MOSuppressPair); } +/// Check all MachineMemOperands for a hint that the load/store is strided. +bool AArch64InstrInfo::isStridedAccess(const MachineInstr &MI) const { + return llvm::any_of(MI.memoperands(), [](MachineMemOperand *MMO) { + return MMO->getFlags() & MOStridedAccess; + }); +} + bool AArch64InstrInfo::isUnscaledLdSt(unsigned Opc) const { switch (Opc) { default: @@ -4433,7 +4437,8 @@ AArch64InstrInfo::getSerializableBitmaskMachineOperandTargetFlags() const { ArrayRef<std::pair<MachineMemOperand::Flags, const char *>> AArch64InstrInfo::getSerializableMachineMemOperandTargetFlags() const { static const std::pair<MachineMemOperand::Flags, const char *> TargetFlags[] = - {{MOSuppressPair, "aarch64-suppress-pair"}}; + {{MOSuppressPair, "aarch64-suppress-pair"}, + {MOStridedAccess, "aarch64-strided-access"}}; return makeArrayRef(TargetFlags); } |