Changes in directory llvm/test/CodeGen/ARM:
iabs.ll added (r1.1) --- Log message: new testcases for integer abs function --- Diffs of the changes: (+20 -0) iabs.ll | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+) Index: llvm/test/CodeGen/ARM/iabs.ll diff -c /dev/null llvm/test/CodeGen/ARM/iabs.ll:1.1 *** /dev/null Wed Apr 11 00:03:07 2007 --- llvm/test/CodeGen/ARM/iabs.ll Wed Apr 11 00:02:57 2007 *************** *** 0 **** --- 1,20 ---- + ; RUN: llvm-as < %s | llc -march=arm -stats 2>&1 | grep '3 .*Number of machine instrs printed' && + ; RUN: llvm-as < %s | llc -march=thumb -stats 2>&1 | 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 + } + _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits