llvm/test/CodeGen/ARM/iabs.ll
Reid Spencer 4cda190ef5 For PR1319:
Fix test syntax per new rules.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36133 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-16 15:15:52 +00:00

23 lines
591 B
LLVM

; RUN: llvm-as < %s | llc -march=arm -stats |& \
; RUN: grep {3 .*Number of machine instrs printed}
; RUN: llvm-as < %s | llc -march=thumb -stats |& \
; RUN: grep {4 .*Number of machine instrs printed}
;; Integer absolute value, should produce something as good as: ARM:
;; add r3, r0, r0, asr #31
;; eor r0, r3, r0, asr #31
;; bx lr
;; Thumb:
;; asr r2, r0, #31
;; add r0, r0, r2
;; eor r0, r2
;; bx lr
define i32 @test(i32 %a) {
%tmp1neg = sub i32 0, %a
%b = icmp sgt i32 %a, -1
%abs = select i1 %b, i32 %a, i32 %tmp1neg
ret i32 %abs
}