diff options
Diffstat (limited to 'lib/CodeGen')
-rw-r--r-- | lib/CodeGen/SelectionDAG/InstrEmitter.cpp | 3 | ||||
-rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 7 |
2 files changed, 8 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp index eebf2b2f69..e2e906afa6 100644 --- a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp +++ b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp @@ -763,7 +763,8 @@ EmitMachineNode(SDNode *Node, bool IsClone, bool IsCloned, } // Run post-isel target hook to adjust this instruction if needed. - TLI->AdjustInstrPostInstrSelection(MI, Node); + if (II.hasPostISelHook()) + TLI->AdjustInstrPostInstrSelection(MI, Node); } /// EmitSpecialNode - Generate machine code for a target-independent node and diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index 9f2369d142..b684619776 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -179,7 +179,12 @@ TargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI, void TargetLowering::AdjustInstrPostInstrSelection(MachineInstr *MI, SDNode *Node) const { - // Do nothing unless the target overrides it. +#ifndef NDEBUG + dbgs() << "If a target marks an instruction with " + "'hasPostISelHook', it must implement " + "TargetLowering::AdjustInstrPostInstrSelection!"; +#endif + llvm_unreachable(0); } //===----------------------------------------------------------------------===// |