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| author | Alexander Kornienko <alexfh@google.com> | 2013-03-26 02:28:59 +0000 |
|---|---|---|
| committer | Alexander Kornienko <alexfh@google.com> | 2013-03-26 02:28:59 +0000 |
| commit | d934545ae6a00aa8a8179a93d11cbd93a5240849 (patch) | |
| tree | ab44db08aa63a8f94a3e09d6491c4156c624af96 /test/CodeGen/PowerPC/iabs.ll | |
| parent | 868d4470cdfa9472353ea2a49a6c456ddae9c95b (diff) | |
| parent | c204410d6bc435e7cb8ea768759a54135e8e92b5 (diff) | |
Updating branches/google/testing to r177703testing
git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/google/testing@177985 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/PowerPC/iabs.ll')
| -rw-r--r-- | test/CodeGen/PowerPC/iabs.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/iabs.ll b/test/CodeGen/PowerPC/iabs.ll new file mode 100644 index 0000000000..f683238de2 --- /dev/null +++ b/test/CodeGen/PowerPC/iabs.ll @@ -0,0 +1,16 @@ +; REQUIRES: asserts +; RUN: llc < %s -march=ppc32 -stats 2>&1 | \ +; RUN: grep "4 .*Number of machine instrs printed" + +;; Integer absolute value, should produce something as good as: +;; srawi r2, r3, 31 +;; add r3, r3, r2 +;; xor r3, r3, r2 +;; blr +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 +} + |