diff options
| -rw-r--r-- | llvm/test/CodeGen/X86/masked_memop.ll | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/masked_memop.ll b/llvm/test/CodeGen/X86/masked_memop.ll index 495677332237..fa540c7643f4 100644 --- a/llvm/test/CodeGen/X86/masked_memop.ll +++ b/llvm/test/CodeGen/X86/masked_memop.ll @@ -1140,6 +1140,34 @@ define <8 x double> @load_one_mask_bit_set5(<8 x double>* %addr, <8 x double> %v ret <8 x double> %res } +; FIXME: The mask bit for each data element is the most significant bit of the mask operand, so a compare isn't needed. + +define void @trunc_mask(<4 x float> %x, <4 x float>* %ptr, <4 x float> %y, <4 x i32> %mask) { +; AVX-LABEL: trunc_mask: +; AVX: ## BB#0: +; AVX-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; AVX-NEXT: vpcmpgtd %xmm2, %xmm1, %xmm1 +; AVX-NEXT: vmaskmovps %xmm0, %xmm1, (%rdi) +; AVX-NEXT: retq +; +; AVX512F-LABEL: trunc_mask: +; AVX512F: ## BB#0: +; AVX512F-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; AVX512F-NEXT: vpcmpgtd %xmm2, %xmm1, %xmm1 +; AVX512F-NEXT: vmaskmovps %xmm0, %xmm1, (%rdi) +; AVX512F-NEXT: retq +; +; SKX-LABEL: trunc_mask: +; SKX: ## BB#0: +; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; SKX-NEXT: vpcmpgtd %xmm2, %xmm1, %k1 +; SKX-NEXT: vmovups %xmm0, (%rdi) {%k1} +; SKX-NEXT: retq + %bool_mask = icmp slt <4 x i32> %mask, zeroinitializer + call void @llvm.masked.store.v4f32.p0v4f32(<4 x float> %x, <4 x float>* %ptr, i32 1, <4 x i1> %bool_mask) + ret void +} + declare <4 x i32> @llvm.masked.load.v4i32.p0v4i32(<4 x i32>*, i32, <4 x i1>, <4 x i32>) declare <2 x i32> @llvm.masked.load.v2i32.p0v2i32(<2 x i32>*, i32, <2 x i1>, <2 x i32>) declare <4 x i64> @llvm.masked.load.v4i64.p0v4i64(<4 x i64>*, i32, <4 x i1>, <4 x i64>) |