diff options
Diffstat (limited to 'llvm/lib/Target/TargetMachine.cpp')
| -rw-r--r-- | llvm/lib/Target/TargetMachine.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/llvm/lib/Target/TargetMachine.cpp b/llvm/lib/Target/TargetMachine.cpp index 0b4a251..2119167 100644 --- a/llvm/lib/Target/TargetMachine.cpp +++ b/llvm/lib/Target/TargetMachine.cpp @@ -39,14 +39,16 @@ TargetMachine::TargetMachine(const Target &T, StringRef DataLayoutString, TargetMachine::~TargetMachine() = default; -bool TargetMachine::isLargeData() const { +bool TargetMachine::isLargeData(const GlobalVariable *GV) const { if (getTargetTriple().getArch() != Triple::x86_64) return false; // Large data under the large code model still needs to be thought about, so // restrict this to medium. if (getCodeModel() != CodeModel::Medium) return false; - return true; + const DataLayout &DL = GV->getParent()->getDataLayout(); + uint64_t Size = DL.getTypeSizeInBits(GV->getValueType()) / 8; + return Size == 0 || Size > LargeDataThreshold; } bool TargetMachine::isPositionIndependent() const { |