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| author | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
|---|---|---|
| committer | Shih-wei Liao <sliao@google.com> | 2010-02-10 11:10:31 -0800 |
| commit | e264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch) | |
| tree | 59e3d57ef656cef79afa708ae0a3daf25cd91fcf /test/CodeGen/PowerPC/rotl-64.ll | |
| download | external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2 | |
Check in LLVM r95781.
Diffstat (limited to 'test/CodeGen/PowerPC/rotl-64.ll')
| -rw-r--r-- | test/CodeGen/PowerPC/rotl-64.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/rotl-64.ll b/test/CodeGen/PowerPC/rotl-64.ll new file mode 100644 index 0000000..674c9e4 --- /dev/null +++ b/test/CodeGen/PowerPC/rotl-64.ll @@ -0,0 +1,20 @@ +; RUN: llc < %s -march=ppc64 | grep rldicl +; RUN: llc < %s -march=ppc64 | grep rldcl +; PR1613 + +define i64 @t1(i64 %A) { + %tmp1 = lshr i64 %A, 57 + %tmp2 = shl i64 %A, 7 + %tmp3 = or i64 %tmp1, %tmp2 + ret i64 %tmp3 +} + +define i64 @t2(i64 %A, i8 zeroext %Amt) { + %Amt1 = zext i8 %Amt to i64 + %tmp1 = lshr i64 %A, %Amt1 + %Amt2 = sub i8 64, %Amt + %Amt3 = zext i8 %Amt2 to i64 + %tmp2 = shl i64 %A, %Amt3 + %tmp3 = or i64 %tmp1, %tmp2 + ret i64 %tmp3 +} |