[llvm-commits] [llvm] r83237 - in /llvm/trunk: lib/Target/ARM/Thumb1InstrInfo.cpp test/CodeGen/Thumb/push.ll

[Evan Cheng]

Author: evancheng
Date: Fri Oct  2 00:03:07 2009
New Revision: 83237

URL: http://llvm.org/viewvc/llvm-project?rev=83237&view=rev
Log:
Forgot about ARM::tPUSH. It also has a new writeback operand.

Added:
    llvm/trunk/test/CodeGen/Thumb/push.ll
Modified:
    llvm/trunk/lib/Target/ARM/Thumb1InstrInfo.cpp

Modified: llvm/trunk/lib/Target/ARM/Thumb1InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/Thumb1InstrInfo.cpp?rev=83237&r1=83236&r2=83237&view=diff

==============================================================================
--- llvm/trunk/lib/Target/ARM/Thumb1InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/ARM/Thumb1InstrInfo.cpp Fri Oct  2 00:03:07 2009
@@ -156,6 +156,7 @@
 
   MachineInstrBuilder MIB = BuildMI(MBB, MI, DL, get(ARM::tPUSH));
   AddDefaultPred(MIB);
+  MIB.addReg(0); // No write back.
   for (unsigned i = CSI.size(); i != 0; --i) {
     unsigned Reg = CSI[i-1].getReg();
     // Add the callee-saved register as live-in. It's killed at the spill.

Added: llvm/trunk/test/CodeGen/Thumb/push.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/Thumb/push.ll?rev=83237&view=auto

==============================================================================
--- llvm/trunk/test/CodeGen/Thumb/push.ll (added)
+++ llvm/trunk/test/CodeGen/Thumb/push.ll Fri Oct  2 00:03:07 2009
@@ -0,0 +1,10 @@
+; RUN: llc < %s -mtriple=thumb-apple-darwin -disable-fp-elim | FileCheck %s
+; rdar://7268481
+
+define arm_apcscc void @t() nounwind {
+; CHECK:       t:
+; CHECK-NEXT : push {r7}
+entry:
+  call void asm sideeffect ".long 0xe7ffdefe", ""() nounwind
+  ret void
+}