233 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=i686-unknown -mattr=+avx512vbmi,+avx512vl | FileCheck %s --check-prefixes=CHECK,X863; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx512vbmi,+avx512vl | FileCheck %s --check-prefixes=CHECK,X644 5declare <16 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.128(<16 x i8>, <16 x i8>, <16 x i8>, i16)6declare <16 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.128(<16 x i8>, <16 x i8>, <16 x i8>, i16)7declare <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8>, <16 x i8>, <16 x i8>, i16)8 9declare <32 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.256(<32 x i8>, <32 x i8>, <32 x i8>, i32)10declare <32 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.256(<32 x i8>, <32 x i8>, <32 x i8>, i32)11declare <32 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.256(<32 x i8>, <32 x i8>, <32 x i8>, i32)12 13declare <64 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.512(<64 x i8>, <64 x i8>, <64 x i8>, i64)14declare <64 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.512(<64 x i8>, <64 x i8>, <64 x i8>, i64)15declare <64 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.512(<64 x i8>, <64 x i8>, <64 x i8>, i64)16 17declare <16 x i8> @llvm.x86.ssse3.pshuf.b.128(<16 x i8>, <16 x i8>)18declare <32 x i8> @llvm.x86.avx2.pshuf.b(<32 x i8>, <32 x i8>)19declare <64 x i8> @llvm.x86.avx512.mask.pshuf.b.512(<64 x i8>, <64 x i8>, <64 x i8>, i64)20 21define <16 x i8> @combine_vpermt2var_16i8_identity(<16 x i8> %x0, <16 x i8> %x1) {22; CHECK-LABEL: combine_vpermt2var_16i8_identity:23; CHECK: # %bb.0:24; CHECK-NEXT: ret{{[l|q]}}25 %res0 = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> <i8 15, i8 14, i8 13, i8 12, i8 11, i8 10, i8 9, i8 8, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>, <16 x i8> %x0, <16 x i8> %x1, i16 -1)26 %res1 = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> <i8 15, i8 30, i8 13, i8 28, i8 11, i8 26, i8 9, i8 24, i8 7, i8 22, i8 5, i8 20, i8 3, i8 18, i8 1, i8 16>, <16 x i8> %res0, <16 x i8> %res0, i16 -1)27 ret <16 x i8> %res128}29define <16 x i8> @combine_vpermt2var_16i8_identity_mask(<16 x i8> %x0, <16 x i8> %x1, i16 %m) {30; X86-LABEL: combine_vpermt2var_16i8_identity_mask:31; X86: # %bb.0:32; X86-NEXT: vmovdqa {{.*#+}} xmm1 = [15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0]33; X86-NEXT: kmovw {{[0-9]+}}(%esp), %k134; X86-NEXT: vpermt2b %xmm0, %xmm1, %xmm0 {%k1} {z}35; X86-NEXT: vpermb %xmm0, %xmm1, %xmm0 {%k1} {z}36; X86-NEXT: retl37;38; X64-LABEL: combine_vpermt2var_16i8_identity_mask:39; X64: # %bb.0:40; X64-NEXT: vmovdqa {{.*#+}} xmm1 = [15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0]41; X64-NEXT: kmovd %edi, %k142; X64-NEXT: vpermt2b %xmm0, %xmm1, %xmm0 {%k1} {z}43; X64-NEXT: vpermb %xmm0, %xmm1, %xmm0 {%k1} {z}44; X64-NEXT: retq45 %res0 = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> <i8 15, i8 14, i8 13, i8 12, i8 11, i8 10, i8 9, i8 8, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>, <16 x i8> %x0, <16 x i8> %x1, i16 %m)46 %res1 = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> <i8 15, i8 30, i8 13, i8 28, i8 11, i8 26, i8 9, i8 24, i8 7, i8 22, i8 5, i8 20, i8 3, i8 18, i8 1, i8 16>, <16 x i8> %res0, <16 x i8> %res0, i16 %m)47 ret <16 x i8> %res148}49 50define <16 x i8> @combine_vpermi2var_16i8_as_vpshufb(<16 x i8> %x0, <16 x i8> %x1) {51; CHECK-LABEL: combine_vpermi2var_16i8_as_vpshufb:52; CHECK: # %bb.0:53; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[15,0,14,1,13,2,12,3,11,4,10,5,9,6,8,7]54; CHECK-NEXT: ret{{[l|q]}}55 %res0 = call <16 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.128(<16 x i8> %x0, <16 x i8> <i8 15, i8 14, i8 13, i8 12, i8 11, i8 10, i8 9, i8 8, i8 7, i8 6, i8 5, i8 4, i8 3, i8 2, i8 1, i8 0>, <16 x i8> %x1, i16 -1)56 %res1 = call <16 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.128(<16 x i8> %res0, <16 x i8> <i8 0, i8 15, i8 1, i8 14, i8 2, i8 13, i8 3, i8 12, i8 4, i8 11, i8 5, i8 10, i8 6, i8 9, i8 7, i8 8>, <16 x i8> %res0, i16 -1)57 ret <16 x i8> %res158}59define <32 x i8> @combine_vpermi2var_32i8_as_vpermb(<32 x i8> %x0, <32 x i8> %x1) {60; CHECK-LABEL: combine_vpermi2var_32i8_as_vpermb:61; CHECK: # %bb.0:62; CHECK-NEXT: vbroadcasti128 {{.*#+}} ymm1 = [0,0,1,23,2,22,3,21,4,22,5,21,6,20,7,19,0,0,1,23,2,22,3,21,4,22,5,21,6,20,7,19]63; CHECK-NEXT: # ymm1 = mem[0,1,0,1]64; CHECK-NEXT: vpermb %ymm0, %ymm1, %ymm065; CHECK-NEXT: ret{{[l|q]}}66 %res0 = shufflevector <32 x i8> %x0, <32 x i8> %x1, <32 x i32> <i32 0, i32 32, i32 1, i32 33, i32 2, i32 34, i32 3, i32 35, i32 4, i32 36, i32 5, i32 37, i32 6, i32 38, i32 7, i32 39, i32 16, i32 48, i32 17, i32 49, i32 18, i32 50, i32 19, i32 51, i32 20, i32 52, i32 21, i32 53, i32 22, i32 54, i32 23, i32 55>67 %res1 = call <32 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.256(<32 x i8> %res0, <32 x i8> <i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22, i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22>, <32 x i8> %res0, i32 -1)68 ret <32 x i8> %res169}70define <64 x i8> @combine_vpermi2var_64i8_as_vpermb(<64 x i8> %x0, <64 x i8> %x1) {71; CHECK-LABEL: combine_vpermi2var_64i8_as_vpermb:72; CHECK: # %bb.0:73; CHECK-NEXT: vbroadcasti32x4 {{.*#+}} zmm1 = [0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19,0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19,0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19,0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19]74; CHECK-NEXT: # zmm1 = mem[0,1,2,3,0,1,2,3,0,1,2,3,0,1,2,3]75; CHECK-NEXT: vpermb %zmm0, %zmm1, %zmm076; CHECK-NEXT: ret{{[l|q]}}77 %res0 = shufflevector <64 x i8> %x0, <64 x i8> %x1, <64 x i32> <i32 0, i32 64, i32 1, i32 65, i32 2, i32 66, i32 3, i32 67, i32 4, i32 68, i32 5, i32 69, i32 6, i32 70, i32 7, i32 71, i32 16, i32 80, i32 17, i32 81, i32 18, i32 82, i32 19, i32 83, i32 20, i32 84, i32 21, i32 85, i32 22, i32 86, i32 23, i32 87, i32 32, i32 96, i32 33, i32 97, i32 34, i32 98, i32 35, i32 99, i32 36, i32 100, i32 37, i32 101, i32 38, i32 102, i32 39, i32 103, i32 48, i32 112, i32 49, i32 113, i32 50, i32 114, i32 51, i32 115, i32 52, i32 116, i32 53, i32 117, i32 54, i32 118, i32 55, i32 119>78 %res1 = call <64 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.512(<64 x i8> %res0, <64 x i8> <i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22, i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22, i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22, i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22>, <64 x i8> %res0, i64 -1)79 ret <64 x i8> %res180}81 82define <16 x i8> @combine_vpermt2var_vpermi2var_16i8_as_vperm2(<16 x i8> %x0, <16 x i8> %x1) {83; CHECK-LABEL: combine_vpermt2var_vpermi2var_16i8_as_vperm2:84; CHECK: # %bb.0:85; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,31,2,2,4,29,6,27,8,25,10,23,12,21,14,19]86; CHECK-NEXT: vpermt2b %xmm1, %xmm2, %xmm087; CHECK-NEXT: ret{{[l|q]}}88 %res0 = call <16 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.128(<16 x i8> %x0, <16 x i8> <i8 0, i8 31, i8 2, i8 29, i8 4, i8 27, i8 6, i8 25, i8 8, i8 23, i8 10, i8 21, i8 12, i8 19, i8 14, i8 17>, <16 x i8> %x1, i16 -1)89 %res1 = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> <i8 0, i8 17, i8 2, i8 18, i8 4, i8 19, i8 6, i8 21, i8 8, i8 23, i8 10, i8 25, i8 12, i8 27, i8 14, i8 29>, <16 x i8> %res0, <16 x i8> %res0, i16 -1)90 ret <16 x i8> %res191}92define <32 x i8> @combine_vpermi2var_32i8_as_vperm2(<32 x i8> %x0, <32 x i8> %x1) {93; CHECK-LABEL: combine_vpermi2var_32i8_as_vperm2:94; CHECK: # %bb.0:95; CHECK-NEXT: vbroadcasti128 {{.*#+}} ymm2 = [0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19,0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19]96; CHECK-NEXT: # ymm2 = mem[0,1,0,1]97; CHECK-NEXT: vpermt2b %ymm1, %ymm2, %ymm098; CHECK-NEXT: ret{{[l|q]}}99 %res0 = shufflevector <32 x i8> %x0, <32 x i8> %x1, <32 x i32> <i32 0, i32 32, i32 1, i32 33, i32 2, i32 34, i32 3, i32 35, i32 4, i32 36, i32 5, i32 37, i32 6, i32 38, i32 7, i32 39, i32 16, i32 48, i32 17, i32 49, i32 18, i32 50, i32 19, i32 51, i32 20, i32 52, i32 21, i32 53, i32 22, i32 54, i32 23, i32 55>100 %res1 = call <32 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.256(<32 x i8> %res0, <32 x i8> <i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22, i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22>, <32 x i8> %x1, i32 -1)101 ret <32 x i8> %res1102}103define <64 x i8> @combine_vpermi2var_64i8_as_vperm2(<64 x i8> %x0, <64 x i8> %x1) {104; CHECK-LABEL: combine_vpermi2var_64i8_as_vperm2:105; CHECK: # %bb.0:106; CHECK-NEXT: vmovdqa64 {{.*#+}} zmm2 = [0,80,1,70,2,54,3,49,4,36,5,23,6,18,7,5,0,90,1,100,2,110,3,120,4,22,5,21,6,20,7,19,0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19,0,32,1,23,2,22,3,21,4,22,5,21,6,20,7,19]107; CHECK-NEXT: vpermt2b %zmm1, %zmm2, %zmm0108; CHECK-NEXT: ret{{[l|q]}}109 %res0 = shufflevector <64 x i8> %x0, <64 x i8> %x1, <64 x i32> <i32 0, i32 64, i32 1, i32 65, i32 2, i32 66, i32 3, i32 67, i32 4, i32 68, i32 5, i32 69, i32 6, i32 70, i32 7, i32 71, i32 16, i32 80, i32 17, i32 81, i32 18, i32 82, i32 19, i32 83, i32 20, i32 84, i32 21, i32 85, i32 22, i32 86, i32 23, i32 87, i32 32, i32 96, i32 33, i32 97, i32 34, i32 98, i32 35, i32 99, i32 36, i32 100, i32 37, i32 101, i32 38, i32 102, i32 39, i32 103, i32 48, i32 112, i32 49, i32 113, i32 50, i32 114, i32 51, i32 115, i32 52, i32 116, i32 53, i32 117, i32 54, i32 118, i32 55, i32 119>110 %res1 = call <64 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.512(<64 x i8> %res0, <64 x i8> <i8 0, i8 80, i8 2, i8 70, i8 4, i8 60, i8 6, i8 50, i8 8, i8 40, i8 10, i8 30, i8 12, i8 20, i8 14, i8 10, i8 0, i8 90, i8 2, i8 100, i8 4, i8 110, i8 6, i8 120, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22, i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22, i8 0, i8 32, i8 2, i8 30, i8 4, i8 28, i8 6, i8 26, i8 8, i8 28, i8 10, i8 26, i8 12, i8 24, i8 14, i8 22>, <64 x i8> %x1, i64 -1)111 ret <64 x i8> %res1112}113 114define <64 x i8> @combine_permi2q_pshufb_as_permi2d(<8 x i64> %a0, <8 x i64> %a1) {115; CHECK-LABEL: combine_permi2q_pshufb_as_permi2d:116; CHECK: # %bb.0:117; CHECK-NEXT: vpmovsxbd {{.*#+}} zmm2 = [14,14,14,14,11,11,11,11,24,24,24,24,29,29,29,29]118; CHECK-NEXT: vpermi2d %zmm0, %zmm1, %zmm2119; CHECK-NEXT: vmovdqa64 %zmm2, %zmm0120; CHECK-NEXT: ret{{[l|q]}}121 %res0 = shufflevector <8 x i64> %a0, <8 x i64> %a1, <8 x i32> <i32 15, i32 0, i32 13, i32 2, i32 11, i32 4, i32 9, i32 6>122 %res1 = bitcast <8 x i64> %res0 to <64 x i8>123 %res2 = call <64 x i8> @llvm.x86.avx512.mask.pshuf.b.512(<64 x i8> %res1, <64 x i8> <i8 0, i8 1, i8 2, i8 3, i8 0, i8 1, i8 2, i8 3, i8 0, i8 1, i8 2, i8 3, i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 4, i8 5, i8 6, i8 7, i8 4, i8 5, i8 6, i8 7, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 8, i8 9, i8 10, i8 11, i8 8, i8 9, i8 10, i8 11, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15, i8 12, i8 13, i8 14, i8 15, i8 12, i8 13, i8 14, i8 15, i8 12, i8 13, i8 14, i8 15>, <64 x i8> undef, i64 -1)124 ret <64 x i8> %res2125}126define <64 x i8> @combine_permi2q_pshufb_as_permi2d_mask(<8 x i64> %a0, <8 x i64> %a1, i64 %m) {127; X86-LABEL: combine_permi2q_pshufb_as_permi2d_mask:128; X86: # %bb.0:129; X86-NEXT: kmovq {{[0-9]+}}(%esp), %k1130; X86-NEXT: vmovdqa64 {{.*#+}} zmm2 = [56,57,58,59,56,57,58,59,56,57,58,59,56,57,58,59,44,45,46,47,44,45,46,47,44,45,46,47,44,45,46,47,96,97,98,99,96,97,98,99,96,97,98,99,96,97,98,99,116,117,118,119,116,117,118,119,116,117,118,119,116,117,118,119]131; X86-NEXT: vpermi2b %zmm0, %zmm1, %zmm2 {%k1} {z}132; X86-NEXT: vmovdqa64 %zmm2, %zmm0133; X86-NEXT: retl134;135; X64-LABEL: combine_permi2q_pshufb_as_permi2d_mask:136; X64: # %bb.0:137; X64-NEXT: vmovdqa64 {{.*#+}} zmm2 = [56,57,58,59,56,57,58,59,56,57,58,59,56,57,58,59,44,45,46,47,44,45,46,47,44,45,46,47,44,45,46,47,96,97,98,99,96,97,98,99,96,97,98,99,96,97,98,99,116,117,118,119,116,117,118,119,116,117,118,119,116,117,118,119]138; X64-NEXT: kmovq %rdi, %k1139; X64-NEXT: vpermi2b %zmm0, %zmm1, %zmm2 {%k1} {z}140; X64-NEXT: vmovdqa64 %zmm2, %zmm0141; X64-NEXT: retq142 %res0 = shufflevector <8 x i64> %a0, <8 x i64> %a1, <8 x i32> <i32 15, i32 0, i32 13, i32 2, i32 11, i32 4, i32 9, i32 6>143 %res1 = bitcast <8 x i64> %res0 to <64 x i8>144 %res2 = call <64 x i8> @llvm.x86.avx512.mask.pshuf.b.512(<64 x i8> %res1, <64 x i8> <i8 0, i8 1, i8 2, i8 3, i8 0, i8 1, i8 2, i8 3, i8 0, i8 1, i8 2, i8 3, i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 4, i8 5, i8 6, i8 7, i8 4, i8 5, i8 6, i8 7, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 8, i8 9, i8 10, i8 11, i8 8, i8 9, i8 10, i8 11, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15, i8 12, i8 13, i8 14, i8 15, i8 12, i8 13, i8 14, i8 15, i8 12, i8 13, i8 14, i8 15>, <64 x i8> zeroinitializer, i64 %m)145 ret <64 x i8> %res2146}147 148; PR109272149define <64 x i8> @combine_vpermi2var_v64i8_with_mask(<64 x i8> %a0, <64 x i8> %a1, <64 x i8> %a2) {150; CHECK-LABEL: combine_vpermi2var_v64i8_with_mask:151; CHECK: # %bb.0:152; CHECK-NEXT: vpmovb2m %zmm1, %k1153; CHECK-NEXT: vpermt2b %zmm2, %zmm1, %zmm0 {%k1} {z}154; CHECK-NEXT: ret{{[l|q]}}155 %perm = tail call <64 x i8> @llvm.x86.avx512.vpermi2var.qi.512(<64 x i8> %a0, <64 x i8> %a1, <64 x i8> %a2)156 %cmp = icmp slt <64 x i8> %a1, zeroinitializer157 %sel = select <64 x i1> %cmp, <64 x i8> %perm, <64 x i8> zeroinitializer158 ret <64 x i8> %sel159}160define <64 x i8> @combine_vpermi2var_v64i8_with_mask_commute(<64 x i8> %a0, <64 x i8> %a1, <64 x i8> %a2) {161; CHECK-LABEL: combine_vpermi2var_v64i8_with_mask_commute:162; CHECK: # %bb.0:163; CHECK-NEXT: vpmovb2m %zmm1, %k0164; CHECK-NEXT: knotq %k0, %k1165; CHECK-NEXT: vpermt2b %zmm2, %zmm1, %zmm0 {%k1} {z}166; CHECK-NEXT: ret{{[l|q]}}167 %perm = tail call <64 x i8> @llvm.x86.avx512.vpermi2var.qi.512(<64 x i8> %a0, <64 x i8> %a1, <64 x i8> %a2)168 %cmp = icmp slt <64 x i8> %a1, zeroinitializer169 %sel = select <64 x i1> %cmp, <64 x i8> zeroinitializer, <64 x i8> %perm170 ret <64 x i8> %sel171}172 173; PR109272174define <64 x i8> @combine_vpermi2var_constant_v64i8_with_mask(<64 x i8> %a0) {175; X86-LABEL: combine_vpermi2var_constant_v64i8_with_mask:176; X86: # %bb.0:177; X86-NEXT: vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63]178; X86-NEXT: vpmovb2m %zmm0, %k1179; X86-NEXT: vpermi2b {{\.?LCPI[0-9]+_[0-9]+}}, %zmm1, %zmm0 {%k1} {z}180; X86-NEXT: retl181;182; X64-LABEL: combine_vpermi2var_constant_v64i8_with_mask:183; X64: # %bb.0:184; X64-NEXT: vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63]185; X64-NEXT: vpmovb2m %zmm0, %k1186; X64-NEXT: vpermi2b {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %zmm1, %zmm0 {%k1} {z}187; X64-NEXT: retq188 %perm = tail call <64 x i8> @llvm.x86.avx512.vpermi2var.qi.512(<64 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15, i8 16, i8 17, i8 18, i8 19, i8 20, i8 21, i8 22, i8 23, i8 24, i8 25, i8 26, i8 27, i8 28, i8 29, i8 30, i8 31, i8 32, i8 33, i8 34, i8 35, i8 36, i8 37, i8 38, i8 39, i8 40, i8 41, i8 42, i8 43, i8 44, i8 45, i8 46, i8 47, i8 48, i8 49, i8 50, i8 51, i8 52, i8 53, i8 54, i8 55, i8 56, i8 57, i8 58, i8 59, i8 60, i8 61, i8 62, i8 63>, <64 x i8> %a0, <64 x i8> <i8 64, i8 65, i8 66, i8 67, i8 68, i8 69, i8 70, i8 71, i8 72, i8 73, i8 74, i8 75, i8 76, i8 77, i8 78, i8 79, i8 80, i8 81, i8 82, i8 83, i8 84, i8 85, i8 86, i8 87, i8 88, i8 89, i8 90, i8 91, i8 92, i8 93, i8 94, i8 95, i8 96, i8 97, i8 98, i8 99, i8 100, i8 101, i8 102, i8 103, i8 104, i8 105, i8 106, i8 107, i8 108, i8 109, i8 110, i8 111, i8 112, i8 113, i8 114, i8 115, i8 116, i8 117, i8 118, i8 119, i8 120, i8 121, i8 122, i8 123, i8 124, i8 125, i8 126, i8 127>)189 %cmp = icmp slt <64 x i8> %a0, zeroinitializer190 %sel = select <64 x i1> %cmp, <64 x i8> %perm, <64 x i8> zeroinitializer191 ret <64 x i8> %sel192}193define <64 x i8> @combine_vpermi2var_constant_v64i8_with_mask_commute(<64 x i8> %a0) {194; X86-LABEL: combine_vpermi2var_constant_v64i8_with_mask_commute:195; X86: # %bb.0:196; X86-NEXT: vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63]197; X86-NEXT: vpmovb2m %zmm0, %k0198; X86-NEXT: knotq %k0, %k1199; X86-NEXT: vpermi2b {{\.?LCPI[0-9]+_[0-9]+}}, %zmm1, %zmm0 {%k1} {z}200; X86-NEXT: retl201;202; X64-LABEL: combine_vpermi2var_constant_v64i8_with_mask_commute:203; X64: # %bb.0:204; X64-NEXT: vmovdqa64 {{.*#+}} zmm1 = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63]205; X64-NEXT: vpmovb2m %zmm0, %k0206; X64-NEXT: knotq %k0, %k1207; X64-NEXT: vpermi2b {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %zmm1, %zmm0 {%k1} {z}208; X64-NEXT: retq209 %perm = tail call <64 x i8> @llvm.x86.avx512.vpermi2var.qi.512(<64 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15, i8 16, i8 17, i8 18, i8 19, i8 20, i8 21, i8 22, i8 23, i8 24, i8 25, i8 26, i8 27, i8 28, i8 29, i8 30, i8 31, i8 32, i8 33, i8 34, i8 35, i8 36, i8 37, i8 38, i8 39, i8 40, i8 41, i8 42, i8 43, i8 44, i8 45, i8 46, i8 47, i8 48, i8 49, i8 50, i8 51, i8 52, i8 53, i8 54, i8 55, i8 56, i8 57, i8 58, i8 59, i8 60, i8 61, i8 62, i8 63>, <64 x i8> %a0, <64 x i8> <i8 64, i8 65, i8 66, i8 67, i8 68, i8 69, i8 70, i8 71, i8 72, i8 73, i8 74, i8 75, i8 76, i8 77, i8 78, i8 79, i8 80, i8 81, i8 82, i8 83, i8 84, i8 85, i8 86, i8 87, i8 88, i8 89, i8 90, i8 91, i8 92, i8 93, i8 94, i8 95, i8 96, i8 97, i8 98, i8 99, i8 100, i8 101, i8 102, i8 103, i8 104, i8 105, i8 106, i8 107, i8 108, i8 109, i8 110, i8 111, i8 112, i8 113, i8 114, i8 115, i8 116, i8 117, i8 118, i8 119, i8 120, i8 121, i8 122, i8 123, i8 124, i8 125, i8 126, i8 127>)210 %cmp = icmp slt <64 x i8> %a0, zeroinitializer211 %sel = select <64 x i1> %cmp, <64 x i8> zeroinitializer, <64 x i8> %perm212 ret <64 x i8> %sel213}214 215define <32 x i8> @concat_vpermt2var_v16i8(<32 x i8> %x0, <32 x i8> %x1) {216; CHECK-LABEL: concat_vpermt2var_v16i8:217; CHECK: # %bb.0:218; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,17,2,18,4,19,6,21,8,23,10,25,12,27,14,29]219; CHECK-NEXT: vpermi2b %xmm1, %xmm0, %xmm2220; CHECK-NEXT: vmovdqa {{.*#+}} xmm3 = [16,49,18,50,20,51,22,53,24,55,26,57,28,59,30,61]221; CHECK-NEXT: vpermi2b %ymm1, %ymm0, %ymm3222; CHECK-NEXT: vinserti128 $1, %xmm3, %ymm2, %ymm0223; CHECK-NEXT: ret{{[l|q]}}224 %l0 = shufflevector <32 x i8> %x0, <32 x i8> poison, <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>225 %l1 = shufflevector <32 x i8> %x1, <32 x i8> poison, <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>226 %h0 = shufflevector <32 x i8> %x0, <32 x i8> poison, <16 x i32> <i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>227 %h1 = shufflevector <32 x i8> %x1, <32 x i8> poison, <16 x i32> <i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>228 %v0 = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> <i8 0, i8 17, i8 2, i8 18, i8 4, i8 19, i8 6, i8 21, i8 8, i8 23, i8 10, i8 25, i8 12, i8 27, i8 14, i8 29>, <16 x i8> %l0, <16 x i8> %l1, i16 -1)229 %v1 = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> <i8 0, i8 17, i8 2, i8 18, i8 4, i8 19, i8 6, i8 21, i8 8, i8 23, i8 10, i8 25, i8 12, i8 27, i8 14, i8 29>, <16 x i8> %h0, <16 x i8> %h1, i16 -1)230 %res = shufflevector <16 x i8> %v0, <16 x i8> %v1, <32 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, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31>231 ret <32 x i8> %res232}233