Add <imp-def> operands to QQ and QQQQ stack loads.

This pleases the register scavenger and brings
test/CodeGen/ARM/2011-08-12-vmovqqqq-pseudo.ll a little closer to
working with -verify-machineinstrs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@138164 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp
index 666e0989d9d4f7b59b36b0a75dd5650e0fd4da95..f6ec87f1e6e690518a0b2995859bfdb4f250bd7f 100644 (file)
--- a/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -930,7 +930,8 @@ loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
         MIB = AddDReg(MIB, DestReg, ARM::dsub_0, RegState::Define, TRI);
         MIB = AddDReg(MIB, DestReg, ARM::dsub_1, RegState::Define, TRI);
         MIB = AddDReg(MIB, DestReg, ARM::dsub_2, RegState::Define, TRI);
-              AddDReg(MIB, DestReg, ARM::dsub_3, RegState::Define, TRI);
+        MIB = AddDReg(MIB, DestReg, ARM::dsub_3, RegState::Define, TRI);
+        MIB.addReg(DestReg, RegState::Define | RegState::Implicit);
       }
     } else
       llvm_unreachable("Unknown reg class!");
@@ -948,7 +949,8 @@ loadRegFromStackSlot(MachineBasicBlock &MBB, MachineBasicBlock::iterator I,
       MIB = AddDReg(MIB, DestReg, ARM::dsub_4, RegState::Define, TRI);
       MIB = AddDReg(MIB, DestReg, ARM::dsub_5, RegState::Define, TRI);
       MIB = AddDReg(MIB, DestReg, ARM::dsub_6, RegState::Define, TRI);
-      AddDReg(MIB, DestReg, ARM::dsub_7, RegState::Define, TRI);
+      MIB = AddDReg(MIB, DestReg, ARM::dsub_7, RegState::Define, TRI);
+      MIB.addReg(DestReg, RegState::Define | RegState::Implicit);
     } else
       llvm_unreachable("Unknown reg class!");
     break;