diff options
| -rw-r--r-- | llvm/test/CodeGen/X86/min-legal-vector-width.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/min-legal-vector-width.ll b/llvm/test/CodeGen/X86/min-legal-vector-width.ll index e3c66e83c83..62d181f7cbc 100644 --- a/llvm/test/CodeGen/X86/min-legal-vector-width.ll +++ b/llvm/test/CodeGen/X86/min-legal-vector-width.ll @@ -1079,3 +1079,23 @@ define void @vselect_split_v16i16_setcc(<16 x i16> %s, <16 x i16> %t, <16 x i32> store <16 x i32> %b, <16 x i32>* %r ret void } + +define <16 x i8> @trunc_packus_v16i32_v16i8(<16 x i32>* %p, <16 x i8>* %q) "min-legal-vector-width"="256" { +; CHECK-LABEL: trunc_packus_v16i32_v16i8: +; CHECK: # %bb.0: +; CHECK-NEXT: vpxor %xmm0, %xmm0, %xmm0 +; CHECK-NEXT: vpmaxsd 32(%rdi), %ymm0, %ymm1 +; CHECK-NEXT: vpmovusdb %ymm1, %xmm1 +; CHECK-NEXT: vpmaxsd (%rdi), %ymm0, %ymm0 +; CHECK-NEXT: vpmovusdb %ymm0, %xmm0 +; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] +; CHECK-NEXT: vzeroupper +; CHECK-NEXT: retq + %a = load <16 x i32>, <16 x i32>* %p + %b = icmp slt <16 x i32> %a, <i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255> + %c = select <16 x i1> %b, <16 x i32> %a, <16 x i32> <i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255> + %d = icmp sgt <16 x i32> %c, zeroinitializer + %e = select <16 x i1> %d, <16 x i32> %c, <16 x i32> zeroinitializer + %f = trunc <16 x i32> %e to <16 x i8> + ret <16 x i8> %f +} |
