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Diffstat (limited to 'test/CodeGen/X86/splat-const.ll')
| -rw-r--r-- | test/CodeGen/X86/splat-const.ll | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/test/CodeGen/X86/splat-const.ll b/test/CodeGen/X86/splat-const.ll deleted file mode 100644 index 19997b03ad5e..000000000000 --- a/test/CodeGen/X86/splat-const.ll +++ /dev/null @@ -1,40 +0,0 @@ -; RUN: llc < %s -mcpu=penryn | FileCheck %s --check-prefix=SSE -; RUN: llc < %s -mcpu=sandybridge | FileCheck %s --check-prefix=AVX -; RUN: llc < %s -mcpu=haswell | FileCheck %s --check-prefix=AVX2 -; This checks that lowering for creation of constant vectors is sane and -; doesn't use redundant shuffles. (fixes PR22276) -target triple = "x86_64-unknown-unknown" - -define <4 x i32> @zero_vector() { -; SSE-LABEL: zero_vector: -; SSE: xorps %xmm0, %xmm0 -; SSE-NEXT: retq -; AVX-LABEL: zero_vector: -; AVX: vxorps %xmm0, %xmm0, %xmm0 -; AVX-NEXT: retq -; AVX2-LABEL: zero_vector: -; AVX2: vxorps %xmm0, %xmm0, %xmm0 -; AVX2-NEXT: retq - %zero = insertelement <4 x i32> undef, i32 0, i32 0 - %splat = shufflevector <4 x i32> %zero, <4 x i32> undef, <4 x i32> zeroinitializer - ret <4 x i32> %splat -} - -; Note that for the "const_vector" versions, lowering that uses a shuffle -; instead of a load would be legitimate, if it's a single broadcast shuffle. -; (as opposed to the previous mess) -; However, this is not the current preferred lowering. -define <4 x i32> @const_vector() { -; SSE-LABEL: const_vector: -; SSE: movaps {{.*}}, %xmm0 # xmm0 = [42,42,42,42] -; SSE-NEXT: retq -; AVX-LABEL: const_vector: -; AVX: vmovaps {{.*}}, %xmm0 # xmm0 = [42,42,42,42] -; AVX-NEXT: retq -; AVX2-LABEL: const_vector: -; AVX2: vbroadcastss {{[^%].*}}, %xmm0 -; AVX2-NEXT: retq - %const = insertelement <4 x i32> undef, i32 42, i32 0 - %splat = shufflevector <4 x i32> %const, <4 x i32> undef, <4 x i32> zeroinitializer - ret <4 x i32> %splat -} |
