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Forgot about ARM::tPUSH. It also has a new writeback operand.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83237 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2009-10-02 05:03:07 +00:00
parent 62a1b5db44
commit 892597943a
2 changed files with 11 additions and 0 deletions
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1
lib/Target/ARM/Thumb1InstrInfo.cpp
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@ -156,6 +156,7 @@ spillCalleeSavedRegisters(MachineBasicBlock &MBB,
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.

10
test/CodeGen/Thumb/push.ll Normal file
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@ -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
}