diff options
| author | Nadav Rotem <nadav.rotem@intel.com> | 2012-01-11 14:07:51 +0000 |
|---|---|---|
| committer | Nadav Rotem <nadav.rotem@intel.com> | 2012-01-11 14:07:51 +0000 |
| commit | 394a1f53b90698486ac7c75724a6bda349cd0353 (patch) | |
| tree | c6dde480f491863ee41c3c7678782704ccce7683 /test/CodeGen/X86/avx-load-store.ll | |
| parent | 1876abe63edf0380aee3d0f3ad9cace3f7e6a042 (diff) | |
Fix a bug in the lowering of BUILD_VECTOR for AVX. SCALAR_TO_VECTOR does not zero untouched elements. Use INSERT_VECTOR_ELT instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147948 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/avx-load-store.ll')
| -rw-r--r-- | test/CodeGen/X86/avx-load-store.ll | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/test/CodeGen/X86/avx-load-store.ll b/test/CodeGen/X86/avx-load-store.ll index 07a63efd71..c9fc66a8a7 100644 --- a/test/CodeGen/X86/avx-load-store.ll +++ b/test/CodeGen/X86/avx-load-store.ll @@ -25,20 +25,26 @@ declare void @dummy(<4 x double>, <8 x float>, <4 x i64>) ;; ;; The two tests below check that we must fold load + scalar_to_vector -;; + ins_subvec+ zext into only a single vmovss or vmovsd +;; + ins_subvec+ zext into only a single vmovss or vmovsd or vinsertps from memory -; CHECK: vmovss (% +; CHECK: mov00 define <8 x float> @mov00(<8 x float> %v, float * %ptr) nounwind { %val = load float* %ptr +; CHECK: vinsertps +; CHECK: vinsertf128 %i0 = insertelement <8 x float> zeroinitializer, float %val, i32 0 ret <8 x float> %i0 +; CHECK: ret } -; CHECK: vmovsd (% +; CHECK: mov01 define <4 x double> @mov01(<4 x double> %v, double * %ptr) nounwind { %val = load double* %ptr +; CHECK: vmovlpd +; CHECK: vinsertf128 %i0 = insertelement <4 x double> zeroinitializer, double %val, i32 0 ret <4 x double> %i0 +; CHECK: ret } ; CHECK: vmovaps %ymm |