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| author | Chris Lattner <sabre@nondot.org> | 2006-07-10 20:25:01 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-07-10 20:25:01 +0000 |
| commit | e5ff22e605d08b02f11394dfd7e71c0b25f256dd (patch) | |
| tree | ceee9e7308e540f38459b9c566b5aa05d91dcf82 /test/Transforms/InstCombine/bswap.ll | |
| parent | 5c5f4ca6f153441e4a674c9d0ffa8f8241d2951d (diff) | |
| download | llvm-e5ff22e605d08b02f11394dfd7e71c0b25f256dd.tar.gz llvm-e5ff22e605d08b02f11394dfd7e71c0b25f256dd.tar.bz2 llvm-e5ff22e605d08b02f11394dfd7e71c0b25f256dd.tar.xz | |
Add tests for 16-bit byteswaps.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29086 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/InstCombine/bswap.ll')
| -rw-r--r-- | test/Transforms/InstCombine/bswap.ll | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/test/Transforms/InstCombine/bswap.ll b/test/Transforms/InstCombine/bswap.ll index 75cfc1daed..6f434e3f27 100644 --- a/test/Transforms/InstCombine/bswap.ll +++ b/test/Transforms/InstCombine/bswap.ll @@ -1,4 +1,4 @@ -; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep 'call.*llvm.bswap' | wc -l | grep 2 +; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep 'call.*llvm.bswap' | wc -l | grep 4 uint %test1(uint %i) { %tmp1 = shr uint %i, ubyte 24 ; <uint> [#uses=1] @@ -26,3 +26,17 @@ uint %test2(uint %arg) { ret uint %tmp14 } +ushort %test3(ushort %s) { + %tmp2 = shr ushort %s, ubyte 8 + %tmp4 = shl ushort %s, ubyte 8 + %tmp5 = or ushort %tmp2, %tmp4 + ret ushort %tmp5 +} + +ushort %test4(ushort %s) { + %tmp2 = shr ushort %s, ubyte 8 + %tmp4 = shl ushort %s, ubyte 8 + %tmp5 = or ushort %tmp4, %tmp2 + ret ushort %tmp5 +} + |