[llvm] r347374 - [X86] Add a copy of avx512-trunc.ll with -x86-experimental-vector-widening-legalization enabled.
Craig Topper via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 20 17:39:35 PST 2018
Author: ctopper
Date: Tue Nov 20 17:39:35 2018
New Revision: 347374
URL: http://llvm.org/viewvc/llvm-project?rev=347374&view=rev
Log:
[X86] Add a copy of avx512-trunc.ll with -x86-experimental-vector-widening-legalization enabled.
Added:
llvm/trunk/test/CodeGen/X86/avx512-trunc-widen.ll
Added: llvm/trunk/test/CodeGen/X86/avx512-trunc-widen.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx512-trunc-widen.ll?rev=347374&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx512-trunc-widen.ll (added)
+++ llvm/trunk/test/CodeGen/X86/avx512-trunc-widen.ll Tue Nov 20 17:39:35 2018
@@ -0,0 +1,1093 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -x86-experimental-vector-widening-legalization -mtriple=x86_64-apple-darwin -mattr=+avx512f | FileCheck %s --check-prefix=ALL --check-prefix=KNL
+; RUN: llc < %s -x86-experimental-vector-widening-legalization -mtriple=x86_64-apple-darwin -mattr=+avx512f,+avx512vl,+avx512bw,+avx512dq,+fast-variable-shuffle | FileCheck %s --check-prefixes=ALL,SKX
+
+ attributes #0 = { nounwind }
+
+define <16 x i8> @trunc_16x32_to_16x8(<16 x i32> %i) #0 {
+; ALL-LABEL: trunc_16x32_to_16x8:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovdb %zmm0, %xmm0
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <16 x i32> %i to <16 x i8>
+ ret <16 x i8> %x
+}
+
+define <8 x i16> @trunc_8x64_to_8x16(<8 x i64> %i) #0 {
+; ALL-LABEL: trunc_8x64_to_8x16:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovqw %zmm0, %xmm0
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <8 x i64> %i to <8 x i16>
+ ret <8 x i16> %x
+}
+
+define <16 x i16> @trunc_v16i32_to_v16i16(<16 x i32> %x) #0 {
+; ALL-LABEL: trunc_v16i32_to_v16i16:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovdw %zmm0, %ymm0
+; ALL-NEXT: retq
+ %1 = trunc <16 x i32> %x to <16 x i16>
+ ret <16 x i16> %1
+}
+
+define <8 x i8> @trunc_qb_512(<8 x i64> %i) #0 {
+; ALL-LABEL: trunc_qb_512:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovqb %zmm0, %xmm0
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <8 x i64> %i to <8 x i8>
+ ret <8 x i8> %x
+}
+
+define void @trunc_qb_512_mem(<8 x i64> %i, <8 x i8>* %res) #0 {
+; ALL-LABEL: trunc_qb_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovqb %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <8 x i64> %i to <8 x i8>
+ store <8 x i8> %x, <8 x i8>* %res
+ ret void
+}
+
+define <4 x i8> @trunc_qb_256(<4 x i64> %i) #0 {
+; KNL-LABEL: trunc_qb_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovqb %zmm0, %xmm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qb_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqb %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <4 x i64> %i to <4 x i8>
+ ret <4 x i8> %x
+}
+
+define void @trunc_qb_256_mem(<4 x i64> %i, <4 x i8>* %res) #0 {
+; KNL-LABEL: trunc_qb_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovqb %zmm0, %xmm0
+; KNL-NEXT: vmovd %xmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qb_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqb %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <4 x i64> %i to <4 x i8>
+ store <4 x i8> %x, <4 x i8>* %res
+ ret void
+}
+
+define <2 x i8> @trunc_qb_128(<2 x i64> %i) #0 {
+; ALL-LABEL: trunc_qb_128:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,8,u,u,u,u,u,u,u,u,u,u,u,u,u,u]
+; ALL-NEXT: retq
+ %x = trunc <2 x i64> %i to <2 x i8>
+ ret <2 x i8> %x
+}
+
+define void @trunc_qb_128_mem(<2 x i64> %i, <2 x i8>* %res) #0 {
+; KNL-LABEL: trunc_qb_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,8,u,u,u,u,u,u,u,u,u,u,u,u,u,u]
+; KNL-NEXT: vpextrw $0, %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qb_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqb %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x = trunc <2 x i64> %i to <2 x i8>
+ store <2 x i8> %x, <2 x i8>* %res
+ ret void
+}
+
+define <8 x i16> @trunc_qw_512(<8 x i64> %i) #0 {
+; ALL-LABEL: trunc_qw_512:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovqw %zmm0, %xmm0
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <8 x i64> %i to <8 x i16>
+ ret <8 x i16> %x
+}
+
+define void @trunc_qw_512_mem(<8 x i64> %i, <8 x i16>* %res) #0 {
+; ALL-LABEL: trunc_qw_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovqw %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <8 x i64> %i to <8 x i16>
+ store <8 x i16> %x, <8 x i16>* %res
+ ret void
+}
+
+define <4 x i16> @trunc_qw_256(<4 x i64> %i) #0 {
+; KNL-LABEL: trunc_qw_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovqw %zmm0, %xmm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qw_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqw %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <4 x i64> %i to <4 x i16>
+ ret <4 x i16> %x
+}
+
+define void @trunc_qw_256_mem(<4 x i64> %i, <4 x i16>* %res) #0 {
+; KNL-LABEL: trunc_qw_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovqw %zmm0, %xmm0
+; KNL-NEXT: vmovq %xmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qw_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqw %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <4 x i64> %i to <4 x i16>
+ store <4 x i16> %x, <4 x i16>* %res
+ ret void
+}
+
+define <2 x i16> @trunc_qw_128(<2 x i64> %i) #0 {
+; KNL-LABEL: trunc_qw_128:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; KNL-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qw_128:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,8,9,8,9,10,11,8,9,10,11,12,13,14,15]
+; SKX-NEXT: retq
+ %x = trunc <2 x i64> %i to <2 x i16>
+ ret <2 x i16> %x
+}
+
+define void @trunc_qw_128_mem(<2 x i64> %i, <2 x i16>* %res) #0 {
+; KNL-LABEL: trunc_qw_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; KNL-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[0,2,2,3,4,5,6,7]
+; KNL-NEXT: vmovd %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qw_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqw %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x = trunc <2 x i64> %i to <2 x i16>
+ store <2 x i16> %x, <2 x i16>* %res
+ ret void
+}
+
+define <8 x i32> @trunc_qd_512(<8 x i64> %i) #0 {
+; ALL-LABEL: trunc_qd_512:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovqd %zmm0, %ymm0
+; ALL-NEXT: retq
+ %x = trunc <8 x i64> %i to <8 x i32>
+ ret <8 x i32> %x
+}
+
+define void @trunc_qd_512_mem(<8 x i64> %i, <8 x i32>* %res) #0 {
+; ALL-LABEL: trunc_qd_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovqd %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <8 x i64> %i to <8 x i32>
+ store <8 x i32> %x, <8 x i32>* %res
+ ret void
+}
+
+define <4 x i32> @trunc_qd_256(<4 x i64> %i) #0 {
+; KNL-LABEL: trunc_qd_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovqd %zmm0, %ymm0
+; KNL-NEXT: ## kill: def $xmm0 killed $xmm0 killed $ymm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qd_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqd %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <4 x i64> %i to <4 x i32>
+ ret <4 x i32> %x
+}
+
+define void @trunc_qd_256_mem(<4 x i64> %i, <4 x i32>* %res) #0 {
+; KNL-LABEL: trunc_qd_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovqd %zmm0, %ymm0
+; KNL-NEXT: vmovdqa %xmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qd_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqd %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <4 x i64> %i to <4 x i32>
+ store <4 x i32> %x, <4 x i32>* %res
+ ret void
+}
+
+define <2 x i32> @trunc_qd_128(<2 x i64> %i) #0 {
+; ALL-LABEL: trunc_qd_128:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; ALL-NEXT: retq
+ %x = trunc <2 x i64> %i to <2 x i32>
+ ret <2 x i32> %x
+}
+
+define void @trunc_qd_128_mem(<2 x i64> %i, <2 x i32>* %res) #0 {
+; KNL-LABEL: trunc_qd_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[0,2,2,3]
+; KNL-NEXT: vmovlps %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_qd_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovqd %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x = trunc <2 x i64> %i to <2 x i32>
+ store <2 x i32> %x, <2 x i32>* %res
+ ret void
+}
+
+define <16 x i8> @trunc_db_512(<16 x i32> %i) #0 {
+; ALL-LABEL: trunc_db_512:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovdb %zmm0, %xmm0
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <16 x i32> %i to <16 x i8>
+ ret <16 x i8> %x
+}
+
+define void @trunc_db_512_mem(<16 x i32> %i, <16 x i8>* %res) #0 {
+; ALL-LABEL: trunc_db_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovdb %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <16 x i32> %i to <16 x i8>
+ store <16 x i8> %x, <16 x i8>* %res
+ ret void
+}
+
+define <8 x i8> @trunc_db_256(<8 x i32> %i) #0 {
+; KNL-LABEL: trunc_db_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_db_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovdb %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <8 x i32> %i to <8 x i8>
+ ret <8 x i8> %x
+}
+
+define void @trunc_db_256_mem(<8 x i32> %i, <8 x i8>* %res) #0 {
+; KNL-LABEL: trunc_db_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vmovq %xmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_db_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovdb %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <8 x i32> %i to <8 x i8>
+ store <8 x i8> %x, <8 x i8>* %res
+ ret void
+}
+
+define <4 x i8> @trunc_db_128(<4 x i32> %i) #0 {
+; ALL-LABEL: trunc_db_128:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,4,8,12,u,u,u,u,u,u,u,u,u,u,u,u]
+; ALL-NEXT: retq
+ %x = trunc <4 x i32> %i to <4 x i8>
+ ret <4 x i8> %x
+}
+
+define void @trunc_db_128_mem(<4 x i32> %i, <4 x i8>* %res) #0 {
+; KNL-LABEL: trunc_db_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,4,8,12,u,u,u,u,u,u,u,u,u,u,u,u]
+; KNL-NEXT: vmovd %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_db_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovdb %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x = trunc <4 x i32> %i to <4 x i8>
+ store <4 x i8> %x, <4 x i8>* %res
+ ret void
+}
+
+define <16 x i16> @trunc_dw_512(<16 x i32> %i) #0 {
+; ALL-LABEL: trunc_dw_512:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovdw %zmm0, %ymm0
+; ALL-NEXT: retq
+ %x = trunc <16 x i32> %i to <16 x i16>
+ ret <16 x i16> %x
+}
+
+define void @trunc_dw_512_mem(<16 x i32> %i, <16 x i16>* %res) #0 {
+; ALL-LABEL: trunc_dw_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovdw %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x = trunc <16 x i32> %i to <16 x i16>
+ store <16 x i16> %x, <16 x i16>* %res
+ ret void
+}
+
+define <8 x i16> @trunc_dw_256(<8 x i32> %i) #0 {
+; KNL-LABEL: trunc_dw_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovdw %zmm0, %ymm0
+; KNL-NEXT: ## kill: def $xmm0 killed $xmm0 killed $ymm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_dw_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovdw %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <8 x i32> %i to <8 x i16>
+ ret <8 x i16> %x
+}
+
+define void @trunc_dw_256_mem(<8 x i32> %i, <8 x i16>* %res) #0 {
+; KNL-LABEL: trunc_dw_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: ## kill: def $ymm0 killed $ymm0 def $zmm0
+; KNL-NEXT: vpmovdw %zmm0, %ymm0
+; KNL-NEXT: vmovdqa %xmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_dw_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovdw %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <8 x i32> %i to <8 x i16>
+ store <8 x i16> %x, <8 x i16>* %res
+ ret void
+}
+
+define void @trunc_dw_128_mem(<4 x i32> %i, <4 x i16>* %res) #0 {
+; KNL-LABEL: trunc_dw_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
+; KNL-NEXT: vmovq %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_dw_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovdw %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x = trunc <4 x i32> %i to <4 x i16>
+ store <4 x i16> %x, <4 x i16>* %res
+ ret void
+}
+
+define <32 x i8> @trunc_wb_512(<32 x i16> %i) #0 {
+; KNL-LABEL: trunc_wb_512:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero,ymm1[8],zero,ymm1[9],zero,ymm1[10],zero,ymm1[11],zero,ymm1[12],zero,ymm1[13],zero,ymm1[14],zero,ymm1[15],zero
+; KNL-NEXT: vpmovdb %zmm1, %xmm1
+; KNL-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_wb_512:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovwb %zmm0, %ymm0
+; SKX-NEXT: retq
+ %x = trunc <32 x i16> %i to <32 x i8>
+ ret <32 x i8> %x
+}
+
+define void @trunc_wb_512_mem(<32 x i16> %i, <32 x i8>* %res) #0 {
+; KNL-LABEL: trunc_wb_512_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm1 = ymm1[0],zero,ymm1[1],zero,ymm1[2],zero,ymm1[3],zero,ymm1[4],zero,ymm1[5],zero,ymm1[6],zero,ymm1[7],zero,ymm1[8],zero,ymm1[9],zero,ymm1[10],zero,ymm1[11],zero,ymm1[12],zero,ymm1[13],zero,ymm1[14],zero,ymm1[15],zero
+; KNL-NEXT: vpmovdb %zmm1, %xmm1
+; KNL-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
+; KNL-NEXT: vmovdqa %ymm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_wb_512_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovwb %zmm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <32 x i16> %i to <32 x i8>
+ store <32 x i8> %x, <32 x i8>* %res
+ ret void
+}
+
+define <16 x i8> @trunc_wb_256(<16 x i16> %i) #0 {
+; KNL-LABEL: trunc_wb_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_wb_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovwb %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <16 x i16> %i to <16 x i8>
+ ret <16 x i8> %x
+}
+
+define void @trunc_wb_256_mem(<16 x i16> %i, <16 x i8>* %res) #0 {
+; KNL-LABEL: trunc_wb_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_wb_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovwb %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x = trunc <16 x i16> %i to <16 x i8>
+ store <16 x i8> %x, <16 x i8>* %res
+ ret void
+}
+
+define <8 x i8> @trunc_wb_128(<8 x i16> %i) #0 {
+; ALL-LABEL: trunc_wb_128:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u]
+; ALL-NEXT: retq
+ %x = trunc <8 x i16> %i to <8 x i8>
+ ret <8 x i8> %x
+}
+
+define void @trunc_wb_128_mem(<8 x i16> %i, <8 x i8>* %res) #0 {
+; KNL-LABEL: trunc_wb_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u]
+; KNL-NEXT: vmovq %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: trunc_wb_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovwb %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x = trunc <8 x i16> %i to <8 x i8>
+ store <8 x i8> %x, <8 x i8>* %res
+ ret void
+}
+
+
+define void @usat_trunc_wb_256_mem(<16 x i16> %i, <16 x i8>* %res) {
+; KNL-LABEL: usat_trunc_wb_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpminuw {{.*}}(%rip), %ymm0, %ymm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: usat_trunc_wb_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovuswb %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x3 = icmp ult <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>
+ %x5 = select <16 x i1> %x3, <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>
+ %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> @usat_trunc_wb_256(<16 x i16> %i) {
+; KNL-LABEL: usat_trunc_wb_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpminuw {{.*}}(%rip), %ymm0, %ymm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: usat_trunc_wb_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovuswb %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x3 = icmp ult <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>
+ %x5 = select <16 x i1> %x3, <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>
+ %x6 = trunc <16 x i16> %x5 to <16 x i8>
+ ret <16 x i8> %x6
+}
+
+define void @usat_trunc_wb_128_mem(<8 x i16> %i, <8 x i8>* %res) {
+; KNL-LABEL: usat_trunc_wb_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpminuw {{.*}}(%rip), %xmm0, %xmm0
+; KNL-NEXT: vpackuswb %xmm0, %xmm0, %xmm0
+; KNL-NEXT: vmovq %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: usat_trunc_wb_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmovuswb %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x3 = icmp ult <8 x i16> %i, <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255>
+ %x5 = select <8 x i1> %x3, <8 x i16> %i, <8 x i16> <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255>
+ %x6 = trunc <8 x i16> %x5 to <8 x i8>
+ store <8 x i8> %x6, <8 x i8>* %res, align 1
+ ret void
+}
+
+define void @usat_trunc_db_512_mem(<16 x i32> %i, <16 x i8>* %res) {
+; ALL-LABEL: usat_trunc_db_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovusdb %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x3 = icmp ult <16 x i32> %i, <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>
+ %x5 = select <16 x i1> %x3, <16 x i32> %i, <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>
+ %x6 = trunc <16 x i32> %x5 to <16 x i8>
+ store <16 x i8> %x6, <16 x i8>* %res, align 1
+ ret void
+}
+
+define void @usat_trunc_qb_512_mem(<8 x i64> %i, <8 x i8>* %res) {
+; ALL-LABEL: usat_trunc_qb_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovusqb %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x3 = icmp ult <8 x i64> %i, <i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255>
+ %x5 = select <8 x i1> %x3, <8 x i64> %i, <8 x i64> <i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255>
+ %x6 = trunc <8 x i64> %x5 to <8 x i8>
+ store <8 x i8> %x6, <8 x i8>* %res, align 1
+ ret void
+}
+
+define void @usat_trunc_qd_512_mem(<8 x i64> %i, <8 x i32>* %res) {
+; ALL-LABEL: usat_trunc_qd_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovusqd %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x3 = icmp ult <8 x i64> %i, <i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295>
+ %x5 = select <8 x i1> %x3, <8 x i64> %i, <8 x i64> <i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295>
+ %x6 = trunc <8 x i64> %x5 to <8 x i32>
+ store <8 x i32> %x6, <8 x i32>* %res, align 1
+ ret void
+}
+
+define void @usat_trunc_qw_512_mem(<8 x i64> %i, <8 x i16>* %res) {
+; ALL-LABEL: usat_trunc_qw_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovusqw %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x3 = icmp ult <8 x i64> %i, <i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535>
+ %x5 = select <8 x i1> %x3, <8 x i64> %i, <8 x i64> <i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535>
+ %x6 = trunc <8 x i64> %x5 to <8 x i16>
+ store <8 x i16> %x6, <8 x i16>* %res, align 1
+ ret void
+}
+
+define <32 x i8> @usat_trunc_db_1024(<32 x i32> %i) {
+; KNL-LABEL: usat_trunc_db_1024:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpmovusdb %zmm0, %xmm0
+; KNL-NEXT: vpmovusdb %zmm1, %xmm1
+; KNL-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
+; KNL-NEXT: retq
+;
+; SKX-LABEL: usat_trunc_db_1024:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpbroadcastd {{.*#+}} zmm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; SKX-NEXT: vpminud %zmm2, %zmm1, %zmm1
+; SKX-NEXT: vpminud %zmm2, %zmm0, %zmm0
+; SKX-NEXT: vpmovdw %zmm0, %ymm0
+; SKX-NEXT: vpmovdw %zmm1, %ymm1
+; SKX-NEXT: vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; SKX-NEXT: vpmovwb %zmm0, %ymm0
+; SKX-NEXT: retq
+ %x3 = icmp ult <32 x i32> %i, <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, 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>
+ %x5 = select <32 x i1> %x3, <32 x i32> %i, <32 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, 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>
+ %x6 = trunc <32 x i32> %x5 to <32 x i8>
+ ret <32 x i8> %x6
+}
+
+define void @usat_trunc_db_1024_mem(<32 x i32> %i, <32 x i8>* %p) {
+; KNL-LABEL: usat_trunc_db_1024_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpmovusdb %zmm0, %xmm0
+; KNL-NEXT: vpmovusdb %zmm1, %xmm1
+; KNL-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
+; KNL-NEXT: vmovdqu %ymm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: usat_trunc_db_1024_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpbroadcastd {{.*#+}} zmm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; SKX-NEXT: vpminud %zmm2, %zmm1, %zmm1
+; SKX-NEXT: vpminud %zmm2, %zmm0, %zmm0
+; SKX-NEXT: vpmovdw %zmm0, %ymm0
+; SKX-NEXT: vpmovdw %zmm1, %ymm1
+; SKX-NEXT: vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; SKX-NEXT: vpmovwb %zmm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x3 = icmp ult <32 x i32> %i, <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, 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>
+ %x5 = select <32 x i1> %x3, <32 x i32> %i, <32 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, 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>
+ %x6 = trunc <32 x i32> %x5 to <32 x i8>
+ store <32 x i8>%x6, <32 x i8>* %p, align 1
+ ret void
+}
+
+define <16 x i16> @usat_trunc_dw_512(<16 x i32> %i) {
+; ALL-LABEL: usat_trunc_dw_512:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpmovusdw %zmm0, %ymm0
+; ALL-NEXT: retq
+ %x3 = icmp ult <16 x i32> %i, <i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535>
+ %x5 = select <16 x i1> %x3, <16 x i32> %i, <16 x i32> <i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535>
+ %x6 = trunc <16 x i32> %x5 to <16 x i16>
+ ret <16 x i16> %x6
+}
+
+define <8 x i8> @usat_trunc_wb_128(<8 x i16> %i) {
+; ALL-LABEL: usat_trunc_wb_128:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpminuw {{.*}}(%rip), %xmm0, %xmm0
+; ALL-NEXT: vpackuswb %xmm0, %xmm0, %xmm0
+; ALL-NEXT: retq
+ %x3 = icmp ult <8 x i16> %i, <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255>
+ %x5 = select <8 x i1> %x3, <8 x i16> %i, <8 x i16> <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255>
+ %x6 = trunc <8 x i16> %x5 to <8 x i8>
+ ret <8 x i8>%x6
+}
+
+define <16 x i16> @usat_trunc_qw_1024(<16 x i64> %i) {
+; ALL-LABEL: usat_trunc_qw_1024:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpbroadcastq {{.*#+}} zmm2 = [65535,65535,65535,65535,65535,65535,65535,65535]
+; ALL-NEXT: vpminuq %zmm2, %zmm1, %zmm1
+; ALL-NEXT: vpminuq %zmm2, %zmm0, %zmm0
+; ALL-NEXT: vpmovqd %zmm0, %ymm0
+; ALL-NEXT: vpmovqd %zmm1, %ymm1
+; ALL-NEXT: vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; ALL-NEXT: vpmovdw %zmm0, %ymm0
+; ALL-NEXT: retq
+ %x3 = icmp ult <16 x i64> %i, <i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535>
+ %x5 = select <16 x i1> %x3, <16 x i64> %i, <16 x i64> <i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535>
+ %x6 = trunc <16 x i64> %x5 to <16 x i16>
+ ret <16 x i16> %x6
+}
+
+define <16 x i8> @usat_trunc_db_256(<8 x i32> %x) {
+; KNL-LABEL: usat_trunc_db_256:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpbroadcastd {{.*#+}} ymm1 = [255,255,255,255,255,255,255,255]
+; KNL-NEXT: vpminud %ymm1, %ymm0, %ymm0
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: usat_trunc_db_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpminud {{.*}}(%rip){1to8}, %ymm0, %ymm0
+; SKX-NEXT: vpmovdb %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %tmp1 = icmp ult <8 x i32> %x, <i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255>
+ %tmp2 = select <8 x i1> %tmp1, <8 x i32> %x, <8 x i32> <i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255, i32 255>
+ %tmp3 = trunc <8 x i32> %tmp2 to <8 x i8>
+ %tmp4 = shufflevector <8 x i8> %tmp3, <8 x i8> undef, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
+ ret <16 x i8> %tmp4
+}
+
+
+
+; Tests for the following unsigned saturation pattern:
+
+; %a = icmp sgt %x, C1
+; %b = select %a, %x, C2
+; %c = icmp slt %b, C2
+; %d = select %c, %b, C2
+; %res = trunc %d
+
+
+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
+; KNL-NEXT: vpminsw {{.*}}(%rip), %ymm0, %ymm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: smax_usat_trunc_wb_256_mem1:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; SKX-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0
+; SKX-NEXT: vpmovuswb %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x1 = icmp sgt <16 x i16> %i, <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>
+ %x2 = select <16 x i1> %x1, <16 x i16> %i, <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>
+ %x3 = icmp slt <16 x i16> %x2, <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>
+ %x5 = select <16 x i1> %x3, <16 x i16> %x2, <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>
+ %x6 = trunc <16 x i16> %x5 to <16 x i8>
+ store <16 x i8> %x6, <16 x i8>* %res, align 1
+ 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: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: smax_usat_trunc_wb_256_mem2:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; SKX-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0
+; SKX-NEXT: vpmovuswb %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:
+; KNL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; KNL-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0
+; KNL-NEXT: vpminsw {{.*}}(%rip), %ymm0, %ymm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, %xmm0
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: smax_usat_trunc_wb_256:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; SKX-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0
+; SKX-NEXT: vpmovuswb %ymm0, %xmm0
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x1 = icmp sgt <16 x i16> %i, <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>
+ %x2 = select <16 x i1> %x1, <16 x i16> %i, <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>
+ %x3 = icmp slt <16 x i16> %x2, <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>
+ %x5 = select <16 x i1> %x3, <16 x i16> %x2, <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>
+ %x6 = trunc <16 x i16> %x5 to <16 x i8>
+ ret <16 x i8> %x6
+ }
+
+define void @smax_usat_trunc_wb_128_mem(<8 x i16> %i, <8 x i8>* %res) {
+; KNL-LABEL: smax_usat_trunc_wb_128_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; KNL-NEXT: vpmaxsw %xmm1, %xmm0, %xmm0
+; KNL-NEXT: vpminsw {{.*}}(%rip), %xmm0, %xmm0
+; KNL-NEXT: vpackuswb %xmm0, %xmm0, %xmm0
+; KNL-NEXT: vmovq %xmm0, (%rdi)
+; KNL-NEXT: retq
+;
+; SKX-LABEL: smax_usat_trunc_wb_128_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; SKX-NEXT: vpmaxsw %xmm1, %xmm0, %xmm0
+; SKX-NEXT: vpmovuswb %xmm0, (%rdi)
+; SKX-NEXT: retq
+ %x1 = icmp sgt <8 x i16> %i, <i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>
+ %x2 = select <8 x i1> %x1, <8 x i16> %i, <8 x i16> <i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>
+ %x3 = icmp slt <8 x i16> %x2, <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255>
+ %x5 = select <8 x i1> %x3, <8 x i16> %x2, <8 x i16> <i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255, i16 255>
+ %x6 = trunc <8 x i16> %x5 to <8 x i8>
+ store <8 x i8> %x6, <8 x i8>* %res, align 1
+ ret void
+}
+
+define void @smax_usat_trunc_db_512_mem(<16 x i32> %i, <16 x i8>* %res) {
+; ALL-LABEL: smax_usat_trunc_db_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; ALL-NEXT: vpmaxsd %zmm1, %zmm0, %zmm0
+; ALL-NEXT: vpmovusdb %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x1 = icmp sgt <16 x i32> %i, <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x2 = select <16 x i1> %x1, <16 x i32> %i, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x3 = icmp slt <16 x i32> %x2, <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>
+ %x5 = select <16 x i1> %x3, <16 x i32> %x2, <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>
+ %x6 = trunc <16 x i32> %x5 to <16 x i8>
+ store <16 x i8> %x6, <16 x i8>* %res, align 1
+ ret void
+}
+
+define void @smax_usat_trunc_qb_512_mem(<8 x i64> %i, <8 x i8>* %res) {
+; ALL-LABEL: smax_usat_trunc_qb_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; ALL-NEXT: vpmaxsq %zmm1, %zmm0, %zmm0
+; ALL-NEXT: vpmovusqb %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x1 = icmp sgt <8 x i64> %i, <i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0>
+ %x2 = select <8 x i1> %x1, <8 x i64> %i, <8 x i64> <i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0>
+ %x3 = icmp slt <8 x i64> %x2, <i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255>
+ %x5 = select <8 x i1> %x3, <8 x i64> %x2, <8 x i64> <i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255, i64 255>
+ %x6 = trunc <8 x i64> %x5 to <8 x i8>
+ store <8 x i8> %x6, <8 x i8>* %res, align 1
+ ret void
+}
+
+define void @smax_usat_trunc_qd_512_mem(<8 x i64> %i, <8 x i32>* %res) {
+; ALL-LABEL: smax_usat_trunc_qd_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; ALL-NEXT: vpmaxsq %zmm1, %zmm0, %zmm0
+; ALL-NEXT: vpmovusqd %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x1 = icmp sgt <8 x i64> %i, <i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0>
+ %x2 = select <8 x i1> %x1, <8 x i64> %i, <8 x i64> <i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0>
+ %x3 = icmp slt <8 x i64> %x2, <i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295>
+ %x5 = select <8 x i1> %x3, <8 x i64> %x2, <8 x i64> <i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295, i64 4294967295>
+ %x6 = trunc <8 x i64> %x5 to <8 x i32>
+ store <8 x i32> %x6, <8 x i32>* %res, align 1
+ ret void
+}
+
+define void @smax_usat_trunc_qw_512_mem(<8 x i64> %i, <8 x i16>* %res) {
+; ALL-LABEL: smax_usat_trunc_qw_512_mem:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; ALL-NEXT: vpmaxsq %zmm1, %zmm0, %zmm0
+; ALL-NEXT: vpmovusqw %zmm0, (%rdi)
+; ALL-NEXT: vzeroupper
+; ALL-NEXT: retq
+ %x1 = icmp sgt <8 x i64> %i, <i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0>
+ %x2 = select <8 x i1> %x1, <8 x i64> %i, <8 x i64> <i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0, i64 0>
+ %x3 = icmp slt <8 x i64> %x2, <i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535>
+ %x5 = select <8 x i1> %x3, <8 x i64> %x2, <8 x i64> <i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535, i64 65535>
+ %x6 = trunc <8 x i64> %x5 to <8 x i16>
+ store <8 x i16> %x6, <8 x i16>* %res, align 1
+ ret void
+}
+
+define <32 x i8> @smax_usat_trunc_db_1024(<32 x i32> %i) {
+; KNL-LABEL: smax_usat_trunc_db_1024:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpxor %xmm2, %xmm2, %xmm2
+; KNL-NEXT: vpmaxsd %zmm2, %zmm1, %zmm1
+; KNL-NEXT: vpmaxsd %zmm2, %zmm0, %zmm0
+; KNL-NEXT: vpmovusdb %zmm0, %xmm0
+; KNL-NEXT: vpmovusdb %zmm1, %xmm1
+; KNL-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
+; KNL-NEXT: retq
+;
+; SKX-LABEL: smax_usat_trunc_db_1024:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpxor %xmm2, %xmm2, %xmm2
+; SKX-NEXT: vpmaxsd %zmm2, %zmm0, %zmm0
+; SKX-NEXT: vpmaxsd %zmm2, %zmm1, %zmm1
+; SKX-NEXT: vpbroadcastd {{.*#+}} zmm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; SKX-NEXT: vpminsd %zmm2, %zmm1, %zmm1
+; SKX-NEXT: vpminsd %zmm2, %zmm0, %zmm0
+; SKX-NEXT: vpmovdw %zmm0, %ymm0
+; SKX-NEXT: vpmovdw %zmm1, %ymm1
+; SKX-NEXT: vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; SKX-NEXT: vpmovwb %zmm0, %ymm0
+; SKX-NEXT: retq
+ %x1 = icmp sgt <32 x i32> %i, <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x2 = select <32 x i1> %x1, <32 x i32> %i, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x3 = icmp slt <32 x i32> %x2, <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, 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>
+ %x5 = select <32 x i1> %x3, <32 x i32> %x2, <32 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, 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>
+ %x6 = trunc <32 x i32> %x5 to <32 x i8>
+ ret <32 x i8> %x6
+}
+
+define void @smax_usat_trunc_db_1024_mem(<32 x i32> %i, <32 x i8>* %p) {
+; KNL-LABEL: smax_usat_trunc_db_1024_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpxor %xmm2, %xmm2, %xmm2
+; KNL-NEXT: vpmaxsd %zmm2, %zmm1, %zmm1
+; KNL-NEXT: vpmaxsd %zmm2, %zmm0, %zmm0
+; KNL-NEXT: vpmovusdb %zmm0, %xmm0
+; KNL-NEXT: vpmovusdb %zmm1, %xmm1
+; KNL-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
+; KNL-NEXT: vmovdqu %ymm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: smax_usat_trunc_db_1024_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpxor %xmm2, %xmm2, %xmm2
+; SKX-NEXT: vpmaxsd %zmm2, %zmm0, %zmm0
+; SKX-NEXT: vpmaxsd %zmm2, %zmm1, %zmm1
+; SKX-NEXT: vpbroadcastd {{.*#+}} zmm2 = [255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255]
+; SKX-NEXT: vpminsd %zmm2, %zmm1, %zmm1
+; SKX-NEXT: vpminsd %zmm2, %zmm0, %zmm0
+; SKX-NEXT: vpmovdw %zmm0, %ymm0
+; SKX-NEXT: vpmovdw %zmm1, %ymm1
+; SKX-NEXT: vinserti64x4 $1, %ymm1, %zmm0, %zmm0
+; SKX-NEXT: vpmovwb %zmm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x1 = icmp sgt <32 x i32> %i, <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x2 = select <32 x i1> %x1, <32 x i32> %i, <32 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x3 = icmp slt <32 x i32> %x2, <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, 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>
+ %x5 = select <32 x i1> %x3, <32 x i32> %x2, <32 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, 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>
+ %x6 = trunc <32 x i32> %x5 to <32 x i8>
+ store <32 x i8>%x6, <32 x i8>* %p, align 1
+ ret void
+}
+
+define <16 x i16> @smax_usat_trunc_dw_512(<16 x i32> %i) {
+; ALL-LABEL: smax_usat_trunc_dw_512:
+; ALL: ## %bb.0:
+; ALL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; ALL-NEXT: vpmaxsd %zmm1, %zmm0, %zmm0
+; ALL-NEXT: vpmovusdw %zmm0, %ymm0
+; ALL-NEXT: retq
+ %x1 = icmp sgt <16 x i32> %i, <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x2 = select <16 x i1> %x1, <16 x i32> %i, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
+ %x3 = icmp slt <16 x i32> %x2, <i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535>
+ %x5 = select <16 x i1> %x3, <16 x i32> %x2, <16 x i32> <i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535>
+ %x6 = trunc <16 x i32> %x5 to <16 x i16>
+ ret <16 x i16> %x6
+}
+
+define void @negative_test1_smax_usat_trunc_wb_256_mem(<16 x i16> %i, <16 x i8>* %res) {
+; KNL-LABEL: negative_test1_smax_usat_trunc_wb_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; KNL-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0
+; KNL-NEXT: vpcmpeqd %ymm1, %ymm1, %ymm1
+; KNL-NEXT: vpminsw %ymm1, %ymm0, %ymm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: negative_test1_smax_usat_trunc_wb_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpxor %xmm1, %xmm1, %xmm1
+; SKX-NEXT: vpmaxsw %ymm1, %ymm0, %ymm0
+; SKX-NEXT: vpcmpeqd %ymm1, %ymm1, %ymm1
+; SKX-NEXT: vpminsw %ymm1, %ymm0, %ymm0
+; SKX-NEXT: vpmovwb %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x1 = icmp sgt <16 x i16> %i, <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>
+ %x2 = select <16 x i1> %x1, <16 x i16> %i, <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>
+ %x3 = icmp slt <16 x i16> %x2, <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>
+ %x5 = select <16 x i1> %x3, <16 x i16> %x2, <16 x i16> <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1>
+ %x6 = trunc <16 x i16> %x5 to <16 x i8>
+ store <16 x i8> %x6, <16 x i8>* %res, align 1
+ ret void
+}
+
+define void @negative_test2_smax_usat_trunc_wb_256_mem(<16 x i16> %i, <16 x i8>* %res) {
+; KNL-LABEL: negative_test2_smax_usat_trunc_wb_256_mem:
+; KNL: ## %bb.0:
+; KNL-NEXT: vpmaxsw {{.*}}(%rip), %ymm0, %ymm0
+; KNL-NEXT: vpminsw {{.*}}(%rip), %ymm0, %ymm0
+; KNL-NEXT: vpmovzxwd {{.*#+}} zmm0 = ymm0[0],zero,ymm0[1],zero,ymm0[2],zero,ymm0[3],zero,ymm0[4],zero,ymm0[5],zero,ymm0[6],zero,ymm0[7],zero,ymm0[8],zero,ymm0[9],zero,ymm0[10],zero,ymm0[11],zero,ymm0[12],zero,ymm0[13],zero,ymm0[14],zero,ymm0[15],zero
+; KNL-NEXT: vpmovdb %zmm0, (%rdi)
+; KNL-NEXT: vzeroupper
+; KNL-NEXT: retq
+;
+; SKX-LABEL: negative_test2_smax_usat_trunc_wb_256_mem:
+; SKX: ## %bb.0:
+; SKX-NEXT: vpmaxsw {{.*}}(%rip), %ymm0, %ymm0
+; SKX-NEXT: vpminsw {{.*}}(%rip), %ymm0, %ymm0
+; SKX-NEXT: vpmovwb %ymm0, (%rdi)
+; SKX-NEXT: vzeroupper
+; SKX-NEXT: retq
+ %x1 = icmp sgt <16 x i16> %i, <i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10>
+ %x2 = select <16 x i1> %x1, <16 x i16> %i, <16 x i16> <i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10, i16 -10>
+ %x3 = icmp slt <16 x i16> %x2, <i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5>
+ %x5 = select <16 x i1> %x3, <16 x i16> %x2, <16 x i16> <i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5, i16 -5>
+ %x6 = trunc <16 x i16> %x5 to <16 x i8>
+ store <16 x i8> %x6, <16 x i8>* %res, align 1
+ ret void
+}
More information about the llvm-commits
mailing list