}
ProcessNext:
- if (LiveCPSR &&
- NextMII != E && MI->isInsideBundle() && !NextMII->isInsideBundle() &&
- BundleMI->killsRegister(ARM::CPSR))
+ if (NextMII != E && MI->isInsideBundle() && !NextMII->isInsideBundle()) {
// FIXME: Since post-ra scheduler operates on bundles, the CPSR kill
// marker is only on the BUNDLE instruction. Process the BUNDLE
// instruction as we finish with the bundled instruction to work around
// the inconsistency.
- LiveCPSR = false;
+ if (BundleMI->killsRegister(ARM::CPSR))
+ LiveCPSR = false;
+ MachineOperand *MO = BundleMI->findRegisterDefOperand(ARM::CPSR);
+ if (MO && !MO->isDead())
+ LiveCPSR = true;
+ }
bool DefCPSR = false;
LiveCPSR = UpdateCPSRDef(*MI, LiveCPSR, DefCPSR);
--- /dev/null
+; RUN: llc < %s -mtriple=thumbv7-apple-ios -relocation-model=pic -disable-fp-elim -mcpu=cortex-a8
+
+%struct.LIST_NODE.0.16 = type { %struct.LIST_NODE.0.16*, i8* }
+
+define %struct.LIST_NODE.0.16* @list_AssocListPair(%struct.LIST_NODE.0.16* %List, i8* %Key) nounwind readonly {
+entry:
+ br label %bb3
+
+bb: ; preds = %bb3
+ %Scan.0.idx7.val = load i8** undef, align 4
+ %.idx = getelementptr i8* %Scan.0.idx7.val, i32 4
+ %0 = bitcast i8* %.idx to i8**
+ %.idx.val = load i8** %0, align 4
+ %1 = icmp eq i8* %.idx.val, %Key
+ br i1 %1, label %bb5, label %bb2
+
+bb2: ; preds = %bb
+ %Scan.0.idx8.val = load %struct.LIST_NODE.0.16** undef, align 4
+ br label %bb3
+
+bb3: ; preds = %bb2, %entry
+ %Scan.0 = phi %struct.LIST_NODE.0.16* [ %List, %entry ], [ %Scan.0.idx8.val, %bb2 ]
+ %2 = icmp eq %struct.LIST_NODE.0.16* %Scan.0, null
+ br i1 %2, label %bb5, label %bb
+
+bb5: ; preds = %bb3, %bb
+ ret %struct.LIST_NODE.0.16* null
+}