diff options
| -rw-r--r-- | llvm/test/CodeGen/X86/avx512-trunc.ll | 36 |
1 files changed, 32 insertions, 4 deletions
diff --git a/llvm/test/CodeGen/X86/avx512-trunc.ll b/llvm/test/CodeGen/X86/avx512-trunc.ll index c633c5e718a..8bd29e14809 100644 --- a/llvm/test/CodeGen/X86/avx512-trunc.ll +++ b/llvm/test/CodeGen/X86/avx512-trunc.ll @@ -775,9 +775,8 @@ define <16 x i8> @usat_trunc_db_256(<8 x i32> %x) { ; %res = trunc %d - -define void @smax_usat_trunc_wb_256_mem(<16 x i16> %i, <16 x i8>* %res) { -; KNL-LABEL: smax_usat_trunc_wb_256_mem: +define void @smax_usat_trunc_wb_256_mem1(<16 x i16> %i, <16 x i8>* %res) { +; KNL-LABEL: smax_usat_trunc_wb_256_mem1: ; KNL: ## %bb.0: ; KNL-NEXT: vpxor %xmm1, %xmm1, %xmm1 ; KNL-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0 @@ -787,7 +786,7 @@ define void @smax_usat_trunc_wb_256_mem(<16 x i16> %i, <16 x i8>* %res) { ; KNL-NEXT: vzeroupper ; KNL-NEXT: retq ; -; SKX-LABEL: smax_usat_trunc_wb_256_mem: +; SKX-LABEL: smax_usat_trunc_wb_256_mem1: ; SKX: ## %bb.0: ; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1 ; SKX-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0 @@ -804,6 +803,35 @@ define void @smax_usat_trunc_wb_256_mem(<16 x i16> %i, <16 x i8>* %res) { ret void } +; Test for smax(smin(x, C2), C1). +define void @smax_usat_trunc_wb_256_mem2(<16 x i16> %i, <16 x i8>* %res) { +; KNL-LABEL: smax_usat_trunc_wb_256_mem2: +; KNL: ## %bb.0: +; KNL-NEXT: vpminsw {{.*}}(%rip), %ymm0, %ymm0 +; KNL-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; KNL-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0 +; KNL-NEXT: vpmovsxwd %ymm0, %zmm0 +; KNL-NEXT: vpmovdb %zmm0, (%rdi) +; KNL-NEXT: vzeroupper +; KNL-NEXT: retq +; +; SKX-LABEL: smax_usat_trunc_wb_256_mem2: +; SKX: ## %bb.0: +; SKX-NEXT: vpminsw {{.*}}(%rip), %ymm0, %ymm0 +; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1 +; SKX-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0 +; SKX-NEXT: vpmovwb %ymm0, (%rdi) +; SKX-NEXT: vzeroupper +; SKX-NEXT: retq + %x1 = icmp slt <16 x i16> %i, <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255> + %x2 = select <16 x i1> %x1, <16 x i16> %i, <16 x i16> <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255> + %x3 = icmp sgt <16 x i16> %x2, <i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0> + %x5 = select <16 x i1> %x3, <16 x i16> %x2, <16 x i16> <i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0> + %x6 = trunc <16 x i16> %x5 to <16 x i8> + store <16 x i8> %x6, <16 x i8>* %res, align 1 + ret void +} + define <16 x i8> @smax_usat_trunc_wb_256(<16 x i16> %i) { ; KNL-LABEL: smax_usat_trunc_wb_256: ; KNL: ## %bb.0: |
