llvm-6502/test/CodeGen/Thumb2/carry.ll

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; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep "subs\\.w r" | count 2
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep "adc\\.w r"
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep "sbc\\.w r" | count 2
define i64 @f1(i64 %a, i64 %b) {
entry:
%tmp = sub i64 %a, %b
ret i64 %tmp
}
define i64 @f2(i64 %a, i64 %b) {
entry:
%tmp1 = shl i64 %a, 1
%tmp2 = sub i64 %tmp1, %b
ret i64 %tmp2
}