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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 | 2cade68025a29feb887212941f6ba7c3d8a37881 (patch) | |
| tree | 8cf191e8d0b5b2364a536b5b382b4c85b04c2876 /llvm/test/Transforms/LoopVectorize | |
| parent | fe25144e6819d8ac47658afce4789c6029d7ad5c (diff) | |
| download | bcm5719-llvm-2cade68025a29feb887212941f6ba7c3d8a37881.tar.gz bcm5719-llvm-2cade68025a29feb887212941f6ba7c3d8a37881.zip | |
Loop Vectorizer: Update the cost model of scatter/gather operations and make
them more expensive.
llvm-svn: 170995
Diffstat (limited to 'llvm/test/Transforms/LoopVectorize')
| -rw-r--r-- | llvm/test/Transforms/LoopVectorize/X86/cost-model.ll | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/X86/cost-model.ll b/llvm/test/Transforms/LoopVectorize/X86/cost-model.ll index 628f9912c8c..b7f479acf96 100644 --- a/llvm/test/Transforms/LoopVectorize/X86/cost-model.ll +++ b/llvm/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: |
