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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-11-16 02:52:39 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-11-16 02:52:39 +0000 |
| commit | d577df8e5ada3f4f97fa90bdc46c6f9b1db1dee1 (patch) | |
| tree | 9792b4820af203b34bb7b1b9fe44e8a897595336 /test | |
| parent | b91b6001a63ea22cdad1a5392cb2b8a604d8219c (diff) | |
| download | external_llvm-d577df8e5ada3f4f97fa90bdc46c6f9b1db1dee1.zip external_llvm-d577df8e5ada3f4f97fa90bdc46c6f9b1db1dee1.tar.gz external_llvm-d577df8e5ada3f4f97fa90bdc46c6f9b1db1dee1.tar.bz2 | |
CONCAT_VECTORS can have more than two operands. PR11389.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144768 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/X86/widen_shuffle-1.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/CodeGen/X86/widen_shuffle-1.ll b/test/CodeGen/X86/widen_shuffle-1.ll index 2df3b6a..58c61e72 100644 --- a/test/CodeGen/X86/widen_shuffle-1.ll +++ b/test/CodeGen/X86/widen_shuffle-1.ll @@ -54,3 +54,12 @@ define <8 x i8> @shuf4(<4 x i8> %a, <4 x i8> %b) nounwind readnone { %vshuf = shufflevector <4 x i8> %a, <4 x i8> %b, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7> ret <8 x i8> %vshuf } + +; PR11389: another CONCAT_VECTORS case +define void @shuf5(<8 x i8>* %p) nounwind { +; CHECK: shuf5: +; CHECK-NOT: punpcklwd + %v = shufflevector <2 x i8> <i8 4, i8 33>, <2 x i8> undef, <8 x i32> <i32 1, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef> + store <8 x i8> %v, <8 x i8>* %p, align 8 + ret void +} |