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| author | Nadav Rotem <nrotem@apple.com> | 2012-12-23 07:23:55 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-12-23 07:23:55 +0000 |
| commit | d54fed27865dcbc69932e1e6c372bb5a932e662a (patch) | |
| tree | 7696f8df2fe3099cef1cdac82f3485da5eae252d /test | |
| parent | c4265e1d68a88791a004224aac7af9e914a0d411 (diff) | |
| download | llvm-d54fed27865dcbc69932e1e6c372bb5a932e662a.tar.gz llvm-d54fed27865dcbc69932e1e6c372bb5a932e662a.tar.bz2 llvm-d54fed27865dcbc69932e1e6c372bb5a932e662a.tar.xz | |
Loop Vectorizer: Update the cost model of scatter/gather operations and make
them more expensive.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170995 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/LoopVectorize/X86/cost-model.ll | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/test/Transforms/LoopVectorize/X86/cost-model.ll b/test/Transforms/LoopVectorize/X86/cost-model.ll index 628f9912c8..b7f479acf9 100644 --- a/test/Transforms/LoopVectorize/X86/cost-model.ll +++ b/test/Transforms/LoopVectorize/X86/cost-model.ll @@ -8,8 +8,11 @@ target triple = "x86_64-apple-macosx10.8.0" @d = common global [2048 x i32] zeroinitializer, align 16 @a = common global [2048 x i32] zeroinitializer, align 16 +; The program below gathers and scatters data. We better not vectorize it. ;CHECK: cost_model_1 -;CHECK: <4 x i32> +;CHECK-NOT: <2 x i32> +;CHECK-NOT: <4 x i32> +;CHECK-NOT: <8 x i32> ;CHECK: ret void define void @cost_model_1() nounwind uwtable noinline ssp { entry: |