diff options
Diffstat (limited to 'llvm/lib/Target/ARM/ARMSubtarget.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMSubtarget.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMSubtarget.cpp b/llvm/lib/Target/ARM/ARMSubtarget.cpp index 3329bea..58bc338 100644 --- a/llvm/lib/Target/ARM/ARMSubtarget.cpp +++ b/llvm/lib/Target/ARM/ARMSubtarget.cpp @@ -225,7 +225,11 @@ void ARMSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) { (isTargetDarwin() || DM == DenormalMode::getPreserveSign())) HasNEONForFP = true; - if (isRWPI()) + const ARM::ArchKind Arch = ARM::parseArch(TargetTriple.getArchName()); + if (isRWPI() || + (isTargetIOS() && + (Arch == ARM::ArchKind::ARMV6K || Arch == ARM::ArchKind::ARMV6) && + TargetTriple.isOSVersionLT(3, 0))) ReserveR9 = true; // If MVEVectorCostFactor is still 0 (has not been set to anything else), default it to 2 |