diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index 054174f037e..ce5a65b7a17 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -618,6 +618,9 @@ void SelectionDAGBuilder::visit(const Instruction &I) { visit(I.getOpcode(), I); + if (!isa(&I) && !HasTailCall) + CopyToExportRegsIfNeeded(&I); + CurDebugLoc = DebugLoc(); } diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index 2a27d1b59a2..7c2c5282f29 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -239,12 +239,6 @@ SelectionDAGISel::SelectBasicBlock(MachineBasicBlock *BB, SDB->visit(*I); if (!SDB->HasTailCall) { - // Ensure that all instructions which are used outside of their defining - // blocks are available as virtual registers. Invoke is handled elsewhere. - for (BasicBlock::const_iterator I = Begin; I != End; ++I) - if (!isa(I) && !isa(I)) - SDB->CopyToExportRegsIfNeeded(I); - // Handle PHI nodes in successor blocks. if (End == LLVMBB->end()) { HandlePHINodesInSuccessorBlocks(LLVMBB);