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Dylan McKay 08e478d45a [AVR] Fix and clean up the inline assembly tests

There was a bug where we would hit an assertion if 'Q' was used as a
constraint.

I also removed hardcoded register names to prefer regexes so the tests
don't break when the register allocator changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@289325 91177308-0d34-0410-b5e6-96231b3b80d8

2016-12-10 11:49:07 +00:00

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 ; RUN: llc < %s -march=avr | FileCheck %s
 ; CHECK-LABEL: foo
 define void @foo(i16 %a) {
   call void asm sideeffect "add $0, $0", "Z"(i16 %a) nounwind
   ret void
 }