Stop abusing EmitInstrWithCustomInserter for target-dependent
form of DEBUG_VALUE, as it doesn't have reasonable default
behavior for unsupported targets. Add a new hook instead.
No functional change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102320 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
index 4a78ccc..ff77d82 100644
--- a/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
+++ b/lib/CodeGen/SelectionDAG/InstrEmitter.cpp
@@ -514,6 +514,14 @@
MDNode* MDPtr = SD->getMDPtr();
DebugLoc DL = SD->getDebugLoc();
+ if (SD->getKind() == SDDbgValue::FRAMEIX) {
+ // Stack address; this needs to be lowered in target-dependent fashion.
+ // EmitTargetCodeForFrameDebugValue is responsible for allocation.
+ unsigned FrameIx = SD->getFrameIx();
+ TLI->EmitTargetCodeForFrameDebugValue(InsertBB, FrameIx, Offset, MDPtr, DL);
+ return 0;
+ }
+ // Otherwise, we're going to create an instruction here.
const TargetInstrDesc &II = TII->get(TargetOpcode::DBG_VALUE);
MachineInstrBuilder MIB = BuildMI(*MF, DL, II);
if (SD->getKind() == SDDbgValue::SDNODE) {
@@ -541,15 +549,6 @@
// dropped.
MIB.addReg(0U);
}
- } else if (SD->getKind() == SDDbgValue::FRAMEIX) {
- unsigned FrameIx = SD->getFrameIx();
- // Stack address; this needs to be lowered in target-dependent fashion.
- // FIXME test that the target supports this somehow; if not emit Undef.
- // Create a pseudo for EmitInstrWithCustomInserter's consumption.
- MIB.addImm(FrameIx).addImm(Offset).addMetadata(MDPtr);
- abort();
- TLI->EmitInstrWithCustomInserter(&*MIB, InsertBB, EM);
- return 0;
} else {
// Insert an Undef so we can see what we dropped.
MIB.addReg(0U);