diff options
Diffstat (limited to 'lib/Target/ARM/ARMISelLowering.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index 3710be21eb..b0d3e70918 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -54,6 +54,7 @@ using namespace llvm; STATISTIC(NumTailCalls, "Number of tail calls"); +STATISTIC(NumMovwMovt, "Number of GAs materialized with movw + movt"); // This option should go away when tail calls fully work. static cl::opt<bool> @@ -1955,6 +1956,7 @@ SDValue ARMTargetLowering::LowerGlobalAddressELF(SDValue Op, // If we have T2 ops, we can materialize the address directly via movt/movw // pair. This is always cheaper. if (Subtarget->useMovt()) { + ++NumMovwMovt; // FIXME: Once remat is capable of dealing with instructions with register // operands, expand this into two nodes. return DAG.getNode(ARMISD::Wrapper, dl, PtrVT, @@ -1978,6 +1980,7 @@ SDValue ARMTargetLowering::LowerGlobalAddressDarwin(SDValue Op, ARMFunctionInfo *AFI = MF.getInfo<ARMFunctionInfo>(); if (Subtarget->useMovt()) { + ++NumMovwMovt; // FIXME: Once remat is capable of dealing with instructions with register // operands, expand this into two nodes. if (RelocM != Reloc::PIC_) @@ -1990,7 +1993,11 @@ SDValue ARMTargetLowering::LowerGlobalAddressDarwin(SDValue Op, SDValue Result = DAG.getNode(ARMISD::WrapperPIC, dl, PtrVT, DAG.getTargetGlobalAddress(GV, dl, PtrVT), PICLabel); - return DAG.getNode(ARMISD::PIC_ADD, dl, PtrVT, Result, PICLabel); + Result = DAG.getNode(ARMISD::PIC_ADD, dl, PtrVT, Result, PICLabel); + if (Subtarget->GVIsIndirectSymbol(GV, RelocM)) + Result = DAG.getLoad(PtrVT, dl, DAG.getEntryNode(), Result, + MachinePointerInfo::getGOT(), false, false, 0); + return Result; } unsigned ARMPCLabelIndex = 0; |