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| author | Micah Villmow <villmow@gmail.com> | 2012-10-11 17:21:41 +0000 |
|---|---|---|
| committer | Micah Villmow <villmow@gmail.com> | 2012-10-11 17:21:41 +0000 |
| commit | 083189730e40a2da15e6b66e5b220b707febdb9e (patch) | |
| tree | 6daffbfbb571af888a60f19b0933c443c8488107 /llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | |
| parent | b1e3e5f553024fcdb5436081854f7d9c3f12852b (diff) | |
| download | bcm5719-llvm-083189730e40a2da15e6b66e5b220b707febdb9e.tar.gz bcm5719-llvm-083189730e40a2da15e6b66e5b220b707febdb9e.zip | |
Add in the first iteration of support for llvm/clang/lldb to allow variable per address space pointer sizes to be optimized correctly.
llvm-svn: 165726
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp index 79cfcdfe0ea..183416f3fd2 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp @@ -3449,9 +3449,12 @@ static bool FindOptimalMemOpLowering(std::vector<EVT> &MemOps, EVT VT = TLI.getOptimalMemOpType(Size, DstAlign, SrcAlign, IsZeroVal, MemcpyStrSrc, DAG.getMachineFunction()); + Type *vtType = VT.isExtended() ? VT.getTypeForEVT(*DAG.getContext()) : NULL; + unsigned AS = (vtType && vtType->isPointerTy()) ? + cast<PointerType>(vtType)->getAddressSpace() : 0; if (VT == MVT::Other) { - if (DstAlign >= TLI.getDataLayout()->getPointerPrefAlignment() || + if (DstAlign >= TLI.getDataLayout()->getPointerPrefAlignment(AS) || TLI.allowsUnalignedMemoryAccesses(VT)) { VT = TLI.getPointerTy(); } else { |
