diff options
Diffstat (limited to 'test/CodeGen/X86/pr36199.ll')
| -rw-r--r-- | test/CodeGen/X86/pr36199.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/CodeGen/X86/pr36199.ll b/test/CodeGen/X86/pr36199.ll new file mode 100644 index 00000000000..84e17dba92e --- /dev/null +++ b/test/CodeGen/X86/pr36199.ll @@ -0,0 +1,22 @@ +; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py +; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=skylake-avx512 | FileCheck %s + +define void @foo() unnamed_addr #0 { +; CHECK-LABEL: foo: +; CHECK: # %bb.0: +; CHECK-NEXT: vaddps %zmm0, %zmm0, %zmm0 +; CHECK-NEXT: vinsertf128 $1, %xmm0, %ymm0, %ymm0 +; CHECK-NEXT: vinsertf64x4 $1, %ymm0, %zmm0, %zmm0 +; CHECK-NEXT: vmovups %zmm0, (%rax) +; CHECK-NEXT: vzeroupper +; CHECK-NEXT: retq + %1 = fadd <16 x float> undef, undef + %bc256 = bitcast <16 x float> %1 to <4 x i128> + %2 = extractelement <4 x i128> %bc256, i32 0 + %3 = bitcast i128 %2 to <4 x float> + %4 = shufflevector <4 x float> %3, <4 x float> undef, <16 x i32> <i32 0, i32 +1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0, i32 1, i32 2, i32 3, i32 0, +i32 1, i32 2, i32 3> + store <16 x float> %4, <16 x float>* undef, align 4 + ret void +} |