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| author | Craig Topper <craig.topper@intel.com> | 2019-10-10 06:25:00 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2019-10-10 06:25:00 +0000 |
| commit | 0a84576262e9dbfafbedc327c6a6f83c50b61f10 (patch) | |
| tree | 6de25f88d11589e90805f594ee5c8d603ab37612 | |
| parent | 1c2afae7dcf66ee0efa5a2ffcb3222ea72dc95ba (diff) | |
| download | bcm5719-llvm-0a84576262e9dbfafbedc327c6a6f83c50b61f10.tar.gz bcm5719-llvm-0a84576262e9dbfafbedc327c6a6f83c50b61f10.zip | |
[X86] Add test case for trunc_packus_v16i32_v16i8 with avx512vl+avx512bw and prefer-vector-width=256 and min-legal-vector-width=256. NFC
llvm-svn: 374283
| -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 +} |
