Prevent ARM assembler from losing a right shift by #32 applied to a register

[oota-llvm.git] / lib / Target / X86 / X86ISelLowering.cpp

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index c8c5daeda676d7cfdfbbebd49b4f7d141eae9634..4f07650e8fc321c4641dd72ec7f15e5acd051c77 100644 (file)
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -12344,8 +12344,9 @@ X86TargetLowering::EmitLoweredSegAlloca(MachineInstr *MI, MachineBasicBlock *BB,
     BuildMI(mallocMBB, DL, TII->get(X86::MOV64rr), X86::RDI)
       .addReg(sizeVReg);
     BuildMI(mallocMBB, DL, TII->get(X86::CALL64pcrel32))
-      .addExternalSymbol("__morestack_allocate_stack_space").addReg(X86::RDI)
+      .addExternalSymbol("__morestack_allocate_stack_space")
       .addRegMask(RegMask)
+      .addReg(X86::RDI, RegState::Implicit)
       .addReg(X86::RAX, RegState::ImplicitDefine);
   } else {
     BuildMI(mallocMBB, DL, TII->get(X86::SUB32ri), physSPReg).addReg(physSPReg)