[llvm] fda7649 - [InstCombine][X86] Split off vperm shuffle tests from other avx512 tests

Fri Aug 30 04:08:45 PDT 2024

Author: Simon Pilgrim
Date: 2024-08-30T12:06:24+01:00
New Revision: fda7649b3c3797ddbb35a46746ae7876ab147612

URL: https://github.com/llvm/llvm-project/commit/fda7649b3c3797ddbb35a46746ae7876ab147612
DIFF: https://github.com/llvm/llvm-project/commit/fda7649b3c3797ddbb35a46746ae7876ab147612.diff

LOG: [InstCombine][X86] Split off vperm shuffle tests from other avx512 tests

Added: 
    llvm/test/Transforms/InstCombine/X86/x86-vperm.ll

Modified: 
    llvm/test/Transforms/InstCombine/X86/x86-avx512-inseltpoison.ll
    llvm/test/Transforms/InstCombine/X86/x86-avx512.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/Transforms/InstCombine/X86/x86-avx512-inseltpoison.ll b/llvm/test/Transforms/InstCombine/X86/x86-avx512-inseltpoison.ll
index 80d8e1b16ed28b..3c44da84813fdb 100644

--- a/llvm/test/Transforms/InstCombine/X86/x86-avx512-inseltpoison.ll
+++ b/llvm/test/Transforms/InstCombine/X86/x86-avx512-inseltpoison.ll
@@ -1814,1366 +1814,6 @@ define double @test_mask3_vfnmsub_sd_1_unary_fneg(<2 x double> %a, <2 x double>
   ret double %13
 }
 
-declare <8 x i32> @llvm.x86.avx2.permd(<8 x i32>, <8 x i32>)
-
-define <8 x i32> @identity_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_256(
-; CHECK-NEXT:    ret <8 x i32> [[A0:%.*]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @identity_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i32> [[A0:%.*]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP2]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-define <8 x i32> @zero_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> zeroinitializer)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @zero_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-define <8 x i32> @shuffle_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @shuffle_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-define <8 x i32> @undef_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @undef_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-declare <8 x float> @llvm.x86.avx2.permps(<8 x float>, <8 x i32>)
-
-define <8 x float> @identity_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_256(
-; CHECK-NEXT:    ret <8 x float> [[A0:%.*]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  ret <8 x float> %1
-}
-
-define <8 x float> @identity_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x float> [[A0:%.*]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP2]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-define <8 x float> @zero_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x float> [[TMP1]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> zeroinitializer)
-  ret <8 x float> %1
-}
-
-define <8 x float> @zero_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP3]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-define <8 x float> @shuffle_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x float> [[TMP1]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x float> %1
-}
-
-define <8 x float> @shuffle_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP3]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-define <8 x float> @undef_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x float> [[TMP1]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x float> %1
-}
-
-define <8 x float> @undef_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP3]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-declare <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64>, <4 x i64>)
-
-define <4 x i64> @identity_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_256(
-; CHECK-NEXT:    ret <4 x i64> [[A0:%.*]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @identity_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP1]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[A0:%.*]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP2]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-define <4 x i64> @zero_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> zeroinitializer)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @zero_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-define <4 x i64> @shuffle_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @shuffle_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-define <4 x i64> @undef_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @undef_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-declare <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double>, <4 x i64>)
-
-define <4 x double> @identity_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_256(
-; CHECK-NEXT:    ret <4 x double> [[A0:%.*]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  ret <4 x double> %1
-}
-
-define <4 x double> @identity_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP1]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[A0:%.*]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP2]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-define <4 x double> @zero_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    ret <4 x double> [[TMP1]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> zeroinitializer)
-  ret <4 x double> %1
-}
-
-define <4 x double> @zero_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP3]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-define <4 x double> @shuffle_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x double> [[TMP1]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  ret <4 x double> %1
-}
-
-define <4 x double> @shuffle_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP3]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-define <4 x double> @undef_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x double> [[TMP1]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  ret <4 x double> %1
-}
-
-define <4 x double> @undef_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP3]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-declare <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32>, <16 x i32>)
-
-define <16 x i32> @identity_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_512(
-; CHECK-NEXT:    ret <16 x i32> [[A0:%.*]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <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 i32> %1
-}
-
-define <16 x i32> @identity_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i32> [[A0:%.*]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP2]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-define <16 x i32> @zero_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> zeroinitializer)
-  ret <16 x i32> %1
-}
-
-define <16 x i32> @zero_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-define <16 x i32> @shuffle_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x i32> %1
-}
-
-define <16 x i32> @shuffle_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-define <16 x i32> @undef_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x i32> %1
-}
-
-define <16 x i32> @undef_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-declare <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float>, <16 x i32>)
-
-define <16 x float> @identity_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_512(
-; CHECK-NEXT:    ret <16 x float> [[A0:%.*]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <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 float> %1
-}
-
-define <16 x float> @identity_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x float> [[A0:%.*]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP2]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-define <16 x float> @zero_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x float> [[TMP1]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> zeroinitializer)
-  ret <16 x float> %1
-}
-
-define <16 x float> @zero_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP3]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-define <16 x float> @shuffle_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x float> [[TMP1]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x float> %1
-}
-
-define <16 x float> @shuffle_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP3]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-define <16 x float> @undef_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x float> [[TMP1]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x float> %1
-}
-
-define <16 x float> @undef_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP3]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-declare <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64>, <8 x i64>)
-
-define <8 x i64> @identity_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_512(
-; CHECK-NEXT:    ret <8 x i64> [[A0:%.*]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @identity_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i64> [[A0:%.*]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP2]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-define <8 x i64> @zero_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> zeroinitializer)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @zero_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-define <8 x i64> @shuffle_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @shuffle_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-define <8 x i64> @undef_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @undef_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-declare <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double>, <8 x i64>)
-
-define <8 x double> @identity_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_512(
-; CHECK-NEXT:    ret <8 x double> [[A0:%.*]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  ret <8 x double> %1
-}
-
-define <8 x double> @identity_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x double> [[A0:%.*]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP2]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-define <8 x double> @zero_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x double> [[TMP1]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> zeroinitializer)
-  ret <8 x double> %1
-}
-
-define <8 x double> @zero_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP3]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-define <8 x double> @shuffle_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x double> [[TMP1]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x double> %1
-}
-
-define <8 x double> @shuffle_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP3]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-define <8 x double> @undef_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x double> [[TMP1]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x double> %1
-}
-
-define <8 x double> @undef_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP3]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-declare <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16>, <8 x i16>)
-
-define <8 x i16> @identity_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_128(
-; CHECK-NEXT:    ret <8 x i16> [[A0:%.*]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @identity_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i16> [[A0:%.*]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP2]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-define <8 x i16> @zero_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> zeroinitializer)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @zero_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-define <8 x i16> @shuffle_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @shuffle_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-define <8 x i16> @undef_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 undef, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @undef_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 undef, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-declare <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16>, <16 x i16>)
-
-define <16 x i16> @identity_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_256(
-; CHECK-NEXT:    ret <16 x i16> [[A0:%.*]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15>)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @identity_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i16> [[A0:%.*]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP2]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-define <16 x i16> @zero_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> zeroinitializer)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @zero_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-define <16 x i16> @shuffle_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @shuffle_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-define <16 x i16> @undef_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 undef, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @undef_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 undef, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-declare <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16>, <32 x i16>)
-
-define <32 x i16> @identity_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_512(
-; CHECK-NEXT:    ret <32 x i16> [[A0:%.*]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15, i16 16, i16 17, i16 18, i16 19, i16 20, i16 21, i16 22, i16 23, i16 24, i16 25, i16 26, i16 27, i16 28, i16 29, i16 30, i16 31>)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @identity_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <32 x i1> [[TMP1]], <32 x i16> [[A0:%.*]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP2]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15, i16 16, i16 17, i16 18, i16 19, i16 20, i16 21, i16 22, i16 23, i16 24, i16 25, i16 26, i16 27, i16 28, i16 29, i16 30, i16 31>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-define <32 x i16> @zero_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> zeroinitializer)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @zero_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> zeroinitializer)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-define <32 x i16> @shuffle_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 31, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @shuffle_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 31, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-define <32 x i16> @undef_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 undef, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @undef_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 undef, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-declare <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8>, <16 x i8>)
-
-define <16 x i8> @identity_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_128(
-; CHECK-NEXT:    ret <16 x i8> [[A0:%.*]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 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>)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @identity_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i8> [[A0:%.*]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP2]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-define <16 x i8> @zero_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> zeroinitializer)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @zero_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-define <16 x i8> @shuffle_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <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>)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @shuffle_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-define <16 x i8> @undef_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> <i8 undef, 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>)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @undef_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> <i8 undef, 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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-declare <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8>, <32 x i8>)
-
-define <32 x i8> @identity_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_256(
-; CHECK-NEXT:    ret <32 x i8> [[A0:%.*]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 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>)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @identity_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <32 x i1> [[TMP1]], <32 x i8> [[A0:%.*]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP2]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 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>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-define <32 x i8> @zero_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> zeroinitializer)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @zero_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> zeroinitializer)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-define <32 x i8> @shuffle_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @shuffle_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-define <32 x i8> @undef_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 undef, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @undef_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 undef, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-declare <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8>, <64 x i8>)
-
-define <64 x i8> @identity_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_512(
-; CHECK-NEXT:    ret <64 x i8> [[A0:%.*]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <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>)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @identity_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <64 x i1> [[TMP1]], <64 x i8> [[A0:%.*]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP2]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <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>)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
-define <64 x i8> @zero_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> zeroinitializer
-; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> zeroinitializer)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @zero_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> zeroinitializer)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
-define <64 x i8> @shuffle_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 63, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 63, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @shuffle_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 63, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 63, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
-define <64 x i8> @undef_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 poison, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 undef, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @undef_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 poison, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 undef, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
 declare <16 x float> @llvm.x86.avx512.add.ps.512(<16 x float>, <16 x float>, i32)
 
 define <16 x float> @test_add_ps(<16 x float> %a, <16 x float> %b) {

diff  --git a/llvm/test/Transforms/InstCombine/X86/x86-avx512.ll b/llvm/test/Transforms/InstCombine/X86/x86-avx512.ll
index 906e84b6074811..d89cf6b0bb9868 100644
--- a/llvm/test/Transforms/InstCombine/X86/x86-avx512.ll
+++ b/llvm/test/Transforms/InstCombine/X86/x86-avx512.ll
@@ -1814,1366 +1814,6 @@ define double @test_mask3_vfnmsub_sd_1_unary_fneg(<2 x double> %a, <2 x double>
   ret double %13
 }
 
-declare <8 x i32> @llvm.x86.avx2.permd(<8 x i32>, <8 x i32>)
-
-define <8 x i32> @identity_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_256(
-; CHECK-NEXT:    ret <8 x i32> [[A0:%.*]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @identity_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i32> [[A0:%.*]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP2]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-define <8 x i32> @zero_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> zeroinitializer)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @zero_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-define <8 x i32> @shuffle_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @shuffle_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-define <8 x i32> @undef_test_permvar_si_256(<8 x i32> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x i32> %1
-}
-
-define <8 x i32> @undef_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
-;
-  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
-  ret <8 x i32> %3
-}
-
-declare <8 x float> @llvm.x86.avx2.permps(<8 x float>, <8 x i32>)
-
-define <8 x float> @identity_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_256(
-; CHECK-NEXT:    ret <8 x float> [[A0:%.*]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  ret <8 x float> %1
-}
-
-define <8 x float> @identity_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x float> [[A0:%.*]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP2]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-define <8 x float> @zero_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x float> [[TMP1]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> zeroinitializer)
-  ret <8 x float> %1
-}
-
-define <8 x float> @zero_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP3]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-define <8 x float> @shuffle_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x float> [[TMP1]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x float> %1
-}
-
-define <8 x float> @shuffle_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP3]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-define <8 x float> @undef_test_permvar_sf_256(<8 x float> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x float> [[TMP1]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <8 x float> %1
-}
-
-define <8 x float> @undef_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x float> [[TMP3]]
-;
-  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
-  ret <8 x float> %3
-}
-
-declare <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64>, <4 x i64>)
-
-define <4 x i64> @identity_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_256(
-; CHECK-NEXT:    ret <4 x i64> [[A0:%.*]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @identity_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP1]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[A0:%.*]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP2]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-define <4 x i64> @zero_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> zeroinitializer)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @zero_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-define <4 x i64> @shuffle_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @shuffle_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-define <4 x i64> @undef_test_permvar_di_256(<4 x i64> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  ret <4 x i64> %1
-}
-
-define <4 x i64> @undef_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
-;
-  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
-  ret <4 x i64> %3
-}
-
-declare <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double>, <4 x i64>)
-
-define <4 x double> @identity_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_256(
-; CHECK-NEXT:    ret <4 x double> [[A0:%.*]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  ret <4 x double> %1
-}
-
-define <4 x double> @identity_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP1]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[A0:%.*]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP2]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-define <4 x double> @zero_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    ret <4 x double> [[TMP1]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> zeroinitializer)
-  ret <4 x double> %1
-}
-
-define <4 x double> @zero_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP3]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-define <4 x double> @shuffle_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x double> [[TMP1]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  ret <4 x double> %1
-}
-
-define <4 x double> @shuffle_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP3]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-define <4 x double> @undef_test_permvar_df_256(<4 x double> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <4 x double> [[TMP1]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  ret <4 x double> %1
-}
-
-define <4 x double> @undef_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <4 x double> [[TMP3]]
-;
-  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
-  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
-  ret <4 x double> %3
-}
-
-declare <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32>, <16 x i32>)
-
-define <16 x i32> @identity_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_512(
-; CHECK-NEXT:    ret <16 x i32> [[A0:%.*]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <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 i32> %1
-}
-
-define <16 x i32> @identity_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i32> [[A0:%.*]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP2]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-define <16 x i32> @zero_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> zeroinitializer)
-  ret <16 x i32> %1
-}
-
-define <16 x i32> @zero_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-define <16 x i32> @shuffle_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x i32> %1
-}
-
-define <16 x i32> @shuffle_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-define <16 x i32> @undef_test_permvar_si_512(<16 x i32> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x i32> %1
-}
-
-define <16 x i32> @undef_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_si_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
-;
-  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
-  ret <16 x i32> %3
-}
-
-declare <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float>, <16 x i32>)
-
-define <16 x float> @identity_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_512(
-; CHECK-NEXT:    ret <16 x float> [[A0:%.*]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <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 float> %1
-}
-
-define <16 x float> @identity_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x float> [[A0:%.*]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP2]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-define <16 x float> @zero_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x float> [[TMP1]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> zeroinitializer)
-  ret <16 x float> %1
-}
-
-define <16 x float> @zero_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP3]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-define <16 x float> @shuffle_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x float> [[TMP1]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x float> %1
-}
-
-define <16 x float> @shuffle_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP3]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-define <16 x float> @undef_test_permvar_sf_512(<16 x float> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x float> [[TMP1]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  ret <16 x float> %1
-}
-
-define <16 x float> @undef_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_sf_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x float> [[TMP3]]
-;
-  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
-  ret <16 x float> %3
-}
-
-declare <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64>, <8 x i64>)
-
-define <8 x i64> @identity_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_512(
-; CHECK-NEXT:    ret <8 x i64> [[A0:%.*]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @identity_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i64> [[A0:%.*]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP2]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-define <8 x i64> @zero_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> zeroinitializer)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @zero_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-define <8 x i64> @shuffle_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @shuffle_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-define <8 x i64> @undef_test_permvar_di_512(<8 x i64> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x i64> %1
-}
-
-define <8 x i64> @undef_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_di_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
-;
-  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
-  ret <8 x i64> %3
-}
-
-declare <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double>, <8 x i64>)
-
-define <8 x double> @identity_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_512(
-; CHECK-NEXT:    ret <8 x double> [[A0:%.*]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  ret <8 x double> %1
-}
-
-define <8 x double> @identity_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x double> [[A0:%.*]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP2]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-define <8 x double> @zero_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x double> [[TMP1]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> zeroinitializer)
-  ret <8 x double> %1
-}
-
-define <8 x double> @zero_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP3]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-define <8 x double> @shuffle_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x double> [[TMP1]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x double> %1
-}
-
-define <8 x double> @shuffle_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP3]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-define <8 x double> @undef_test_permvar_df_512(<8 x double> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x double> [[TMP1]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  ret <8 x double> %1
-}
-
-define <8 x double> @undef_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_df_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x double> [[TMP3]]
-;
-  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
-  ret <8 x double> %3
-}
-
-declare <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16>, <8 x i16>)
-
-define <8 x i16> @identity_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_128(
-; CHECK-NEXT:    ret <8 x i16> [[A0:%.*]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @identity_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i16> [[A0:%.*]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP2]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-define <8 x i16> @zero_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> zeroinitializer)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @zero_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> zeroinitializer)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-define <8 x i16> @shuffle_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @shuffle_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-define <8 x i16> @undef_test_permvar_hi_128(<8 x i16> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 undef, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <8 x i16> %1
-}
-
-define <8 x i16> @undef_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
-;
-  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 undef, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i8 %mask to <8 x i1>
-  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
-  ret <8 x i16> %3
-}
-
-declare <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16>, <16 x i16>)
-
-define <16 x i16> @identity_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_256(
-; CHECK-NEXT:    ret <16 x i16> [[A0:%.*]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15>)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @identity_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i16> [[A0:%.*]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP2]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-define <16 x i16> @zero_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> zeroinitializer)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @zero_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-define <16 x i16> @shuffle_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @shuffle_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-define <16 x i16> @undef_test_permvar_hi_256(<16 x i16> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 undef, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <16 x i16> %1
-}
-
-define <16 x i16> @undef_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
-;
-  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 undef, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
-  ret <16 x i16> %3
-}
-
-declare <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16>, <32 x i16>)
-
-define <32 x i16> @identity_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_512(
-; CHECK-NEXT:    ret <32 x i16> [[A0:%.*]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15, i16 16, i16 17, i16 18, i16 19, i16 20, i16 21, i16 22, i16 23, i16 24, i16 25, i16 26, i16 27, i16 28, i16 29, i16 30, i16 31>)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @identity_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <32 x i1> [[TMP1]], <32 x i16> [[A0:%.*]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP2]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15, i16 16, i16 17, i16 18, i16 19, i16 20, i16 21, i16 22, i16 23, i16 24, i16 25, i16 26, i16 27, i16 28, i16 29, i16 30, i16 31>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-define <32 x i16> @zero_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> zeroinitializer)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @zero_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> zeroinitializer)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-define <32 x i16> @shuffle_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 31, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @shuffle_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 31, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-define <32 x i16> @undef_test_permvar_hi_512(<32 x i16> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 undef, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  ret <32 x i16> %1
-}
-
-define <32 x i16> @undef_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_hi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
-;
-  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 undef, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
-  ret <32 x i16> %3
-}
-
-declare <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8>, <16 x i8>)
-
-define <16 x i8> @identity_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_128(
-; CHECK-NEXT:    ret <16 x i8> [[A0:%.*]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 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>)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @identity_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i8> [[A0:%.*]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP2]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-define <16 x i8> @zero_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> zeroinitializer)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @zero_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> zeroinitializer)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-define <16 x i8> @shuffle_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <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>)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @shuffle_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-define <16 x i8> @undef_test_permvar_qi_128(<16 x i8> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_128(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> <i8 undef, 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>)
-  ret <16 x i8> %1
-}
-
-define <16 x i8> @undef_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_128_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
-;
-  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> <i8 undef, 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>)
-  %2 = bitcast i16 %mask to <16 x i1>
-  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
-  ret <16 x i8> %3
-}
-
-declare <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8>, <32 x i8>)
-
-define <32 x i8> @identity_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_256(
-; CHECK-NEXT:    ret <32 x i8> [[A0:%.*]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 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>)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @identity_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <32 x i1> [[TMP1]], <32 x i8> [[A0:%.*]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP2]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 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>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-define <32 x i8> @zero_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> zeroinitializer)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @zero_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> zeroinitializer)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-define <32 x i8> @shuffle_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @shuffle_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-define <32 x i8> @undef_test_permvar_qi_256(<32 x i8> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_256(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 undef, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <32 x i8> %1
-}
-
-define <32 x i8> @undef_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_256_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
-;
-  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 undef, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i32 %mask to <32 x i1>
-  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
-  ret <32 x i8> %3
-}
-
-declare <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8>, <64 x i8>)
-
-define <64 x i8> @identity_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_512(
-; CHECK-NEXT:    ret <64 x i8> [[A0:%.*]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <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>)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @identity_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @identity_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP2:%.*]] = select <64 x i1> [[TMP1]], <64 x i8> [[A0:%.*]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP2]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <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>)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
-define <64 x i8> @zero_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> zeroinitializer
-; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> zeroinitializer)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @zero_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @zero_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> zeroinitializer
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> zeroinitializer)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
-define <64 x i8> @shuffle_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 63, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 63, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @shuffle_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @shuffle_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 63, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 63, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
-define <64 x i8> @undef_test_permvar_qi_512(<64 x i8> %a0) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_512(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 poison, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 undef, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  ret <64 x i8> %1
-}
-
-define <64 x i8> @undef_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
-;
-; CHECK-LABEL: @undef_test_permvar_qi_512_mask(
-; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 poison, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
-; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
-; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
-; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
-;
-  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 undef, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
-  %2 = bitcast i64 %mask to <64 x i1>
-  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
-  ret <64 x i8> %3
-}
-
 declare <16 x float> @llvm.x86.avx512.add.ps.512(<16 x float>, <16 x float>, i32)
 
 define <16 x float> @test_add_ps(<16 x float> %a, <16 x float> %b) {

diff  --git a/llvm/test/Transforms/InstCombine/X86/x86-vperm.ll b/llvm/test/Transforms/InstCombine/X86/x86-vperm.ll
new file mode 100644
index 00000000000000..a0e2d3d6fe9fbe
--- /dev/null
+++ b/llvm/test/Transforms/InstCombine/X86/x86-vperm.ll
@@ -0,0 +1,1362 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt < %s -passes=instcombine -mtriple=x86_64-unknown-unknown -S | FileCheck %s
+
+declare <8 x i32> @llvm.x86.avx2.permd(<8 x i32>, <8 x i32>)
+
+define <8 x i32> @identity_test_permvar_si_256(<8 x i32> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_si_256(
+; CHECK-NEXT:    ret <8 x i32> [[A0:%.*]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
+  ret <8 x i32> %1
+}
+
+define <8 x i32> @identity_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_si_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i32> [[A0:%.*]], <8 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i32> [[TMP2]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
+  ret <8 x i32> %3
+}
+
+define <8 x i32> @zero_test_permvar_si_256(<8 x i32> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_si_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> zeroinitializer)
+  ret <8 x i32> %1
+}
+
+define <8 x i32> @zero_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_si_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> zeroinitializer)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
+  ret <8 x i32> %3
+}
+
+define <8 x i32> @shuffle_test_permvar_si_256(<8 x i32> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_si_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <8 x i32> %1
+}
+
+define <8 x i32> @shuffle_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_si_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
+  ret <8 x i32> %3
+}
+
+define <8 x i32> @undef_test_permvar_si_256(<8 x i32> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_si_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x i32> [[TMP1]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <8 x i32> %1
+}
+
+define <8 x i32> @undef_test_permvar_si_256_mask(<8 x i32> %a0, <8 x i32> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_si_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i32> [[A0:%.*]], <8 x i32> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i32> [[TMP1]], <8 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i32> [[TMP3]]
+;
+  %1 = call <8 x i32> @llvm.x86.avx2.permd(<8 x i32> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i32> %1, <8 x i32> %passthru
+  ret <8 x i32> %3
+}
+
+declare <8 x float> @llvm.x86.avx2.permps(<8 x float>, <8 x i32>)
+
+define <8 x float> @identity_test_permvar_sf_256(<8 x float> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_sf_256(
+; CHECK-NEXT:    ret <8 x float> [[A0:%.*]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
+  ret <8 x float> %1
+}
+
+define <8 x float> @identity_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_sf_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x float> [[A0:%.*]], <8 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x float> [[TMP2]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
+  ret <8 x float> %3
+}
+
+define <8 x float> @zero_test_permvar_sf_256(<8 x float> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_sf_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    ret <8 x float> [[TMP1]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> zeroinitializer)
+  ret <8 x float> %1
+}
+
+define <8 x float> @zero_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_sf_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x float> [[TMP3]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> zeroinitializer)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
+  ret <8 x float> %3
+}
+
+define <8 x float> @shuffle_test_permvar_sf_256(<8 x float> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_sf_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x float> [[TMP1]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <8 x float> %1
+}
+
+define <8 x float> @shuffle_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_sf_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x float> [[TMP3]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
+  ret <8 x float> %3
+}
+
+define <8 x float> @undef_test_permvar_sf_256(<8 x float> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_sf_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x float> [[TMP1]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <8 x float> %1
+}
+
+define <8 x float> @undef_test_permvar_sf_256_mask(<8 x float> %a0, <8 x float> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_sf_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x float> [[A0:%.*]], <8 x float> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x float> [[TMP1]], <8 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x float> [[TMP3]]
+;
+  %1 = call <8 x float> @llvm.x86.avx2.permps(<8 x float> %a0, <8 x i32> <i32 undef, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x float> %1, <8 x float> %passthru
+  ret <8 x float> %3
+}
+
+declare <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64>, <4 x i64>)
+
+define <4 x i64> @identity_test_permvar_di_256(<4 x i64> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_di_256(
+; CHECK-NEXT:    ret <4 x i64> [[A0:%.*]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
+  ret <4 x i64> %1
+}
+
+define <4 x i64> @identity_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_di_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP1]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[A0:%.*]], <4 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x i64> [[TMP2]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
+  ret <4 x i64> %3
+}
+
+define <4 x i64> @zero_test_permvar_di_256(<4 x i64> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_di_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> zeroinitializer
+; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> zeroinitializer)
+  ret <4 x i64> %1
+}
+
+define <4 x i64> @zero_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_di_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> zeroinitializer)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
+  ret <4 x i64> %3
+}
+
+define <4 x i64> @shuffle_test_permvar_di_256(<4 x i64> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_di_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
+  ret <4 x i64> %1
+}
+
+define <4 x i64> @shuffle_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_di_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
+  ret <4 x i64> %3
+}
+
+define <4 x i64> @undef_test_permvar_di_256(<4 x i64> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_di_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <4 x i64> [[TMP1]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
+  ret <4 x i64> %1
+}
+
+define <4 x i64> @undef_test_permvar_di_256_mask(<4 x i64> %a0, <4 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_di_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x i64> [[A0:%.*]], <4 x i64> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x i64> [[TMP1]], <4 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x i64> [[TMP3]]
+;
+  %1 = call <4 x i64> @llvm.x86.avx512.permvar.di.256(<4 x i64> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x i64> %1, <4 x i64> %passthru
+  ret <4 x i64> %3
+}
+
+declare <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double>, <4 x i64>)
+
+define <4 x double> @identity_test_permvar_df_256(<4 x double> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_df_256(
+; CHECK-NEXT:    ret <4 x double> [[A0:%.*]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
+  ret <4 x double> %1
+}
+
+define <4 x double> @identity_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_df_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP1]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[A0:%.*]], <4 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x double> [[TMP2]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 0, i64 1, i64 2, i64 3>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
+  ret <4 x double> %3
+}
+
+define <4 x double> @zero_test_permvar_df_256(<4 x double> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_df_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> zeroinitializer
+; CHECK-NEXT:    ret <4 x double> [[TMP1]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> zeroinitializer)
+  ret <4 x double> %1
+}
+
+define <4 x double> @zero_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_df_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x double> [[TMP3]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> zeroinitializer)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
+  ret <4 x double> %3
+}
+
+define <4 x double> @shuffle_test_permvar_df_256(<4 x double> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_df_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <4 x double> [[TMP1]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
+  ret <4 x double> %1
+}
+
+define <4 x double> @shuffle_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_df_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x double> [[TMP3]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 3, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
+  ret <4 x double> %3
+}
+
+define <4 x double> @undef_test_permvar_df_256(<4 x double> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_df_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <4 x double> [[TMP1]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
+  ret <4 x double> %1
+}
+
+define <4 x double> @undef_test_permvar_df_256_mask(<4 x double> %a0, <4 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_df_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <4 x double> [[A0:%.*]], <4 x double> poison, <4 x i32> <i32 poison, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[EXTRACT:%.*]] = shufflevector <8 x i1> [[TMP2]], <8 x i1> poison, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <4 x i1> [[EXTRACT]], <4 x double> [[TMP1]], <4 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <4 x double> [[TMP3]]
+;
+  %1 = call <4 x double> @llvm.x86.avx512.permvar.df.256(<4 x double> %a0, <4 x i64> <i64 undef, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %extract = shufflevector <8 x i1> %2, <8 x i1> %2, <4 x i32> <i32 0, i32 1, i32 2, i32 3>
+  %3 = select <4 x i1> %extract, <4 x double> %1, <4 x double> %passthru
+  ret <4 x double> %3
+}
+
+declare <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32>, <16 x i32>)
+
+define <16 x i32> @identity_test_permvar_si_512(<16 x i32> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_si_512(
+; CHECK-NEXT:    ret <16 x i32> [[A0:%.*]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <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 i32> %1
+}
+
+define <16 x i32> @identity_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_si_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i32> [[A0:%.*]], <16 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i32> [[TMP2]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <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>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
+  ret <16 x i32> %3
+}
+
+define <16 x i32> @zero_test_permvar_si_512(<16 x i32> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_si_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> zeroinitializer)
+  ret <16 x i32> %1
+}
+
+define <16 x i32> @zero_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_si_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> zeroinitializer)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
+  ret <16 x i32> %3
+}
+
+define <16 x i32> @shuffle_test_permvar_si_512(<16 x i32> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_si_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <16 x i32> %1
+}
+
+define <16 x i32> @shuffle_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_si_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
+  ret <16 x i32> %3
+}
+
+define <16 x i32> @undef_test_permvar_si_512(<16 x i32> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_si_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x i32> [[TMP1]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <16 x i32> %1
+}
+
+define <16 x i32> @undef_test_permvar_si_512_mask(<16 x i32> %a0, <16 x i32> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_si_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i32> [[A0:%.*]], <16 x i32> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i32> [[TMP1]], <16 x i32> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i32> [[TMP3]]
+;
+  %1 = call <16 x i32> @llvm.x86.avx512.permvar.si.512(<16 x i32> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i32> %1, <16 x i32> %passthru
+  ret <16 x i32> %3
+}
+
+declare <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float>, <16 x i32>)
+
+define <16 x float> @identity_test_permvar_sf_512(<16 x float> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_sf_512(
+; CHECK-NEXT:    ret <16 x float> [[A0:%.*]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <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 float> %1
+}
+
+define <16 x float> @identity_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_sf_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x float> [[A0:%.*]], <16 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x float> [[TMP2]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <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>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
+  ret <16 x float> %3
+}
+
+define <16 x float> @zero_test_permvar_sf_512(<16 x float> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_sf_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    ret <16 x float> [[TMP1]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> zeroinitializer)
+  ret <16 x float> %1
+}
+
+define <16 x float> @zero_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_sf_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x float> [[TMP3]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> zeroinitializer)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
+  ret <16 x float> %3
+}
+
+define <16 x float> @shuffle_test_permvar_sf_512(<16 x float> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_sf_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x float> [[TMP1]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <16 x float> %1
+}
+
+define <16 x float> @shuffle_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_sf_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x float> [[TMP3]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
+  ret <16 x float> %3
+}
+
+define <16 x float> @undef_test_permvar_sf_512(<16 x float> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_sf_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x float> [[TMP1]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  ret <16 x float> %1
+}
+
+define <16 x float> @undef_test_permvar_sf_512_mask(<16 x float> %a0, <16 x float> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_sf_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x float> [[A0:%.*]], <16 x float> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x float> [[TMP1]], <16 x float> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x float> [[TMP3]]
+;
+  %1 = call <16 x float> @llvm.x86.avx512.permvar.sf.512(<16 x float> %a0, <16 x i32> <i32 undef, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x float> %1, <16 x float> %passthru
+  ret <16 x float> %3
+}
+
+declare <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64>, <8 x i64>)
+
+define <8 x i64> @identity_test_permvar_di_512(<8 x i64> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_di_512(
+; CHECK-NEXT:    ret <8 x i64> [[A0:%.*]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
+  ret <8 x i64> %1
+}
+
+define <8 x i64> @identity_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_di_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i64> [[A0:%.*]], <8 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i64> [[TMP2]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
+  ret <8 x i64> %3
+}
+
+define <8 x i64> @zero_test_permvar_di_512(<8 x i64> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_di_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> zeroinitializer)
+  ret <8 x i64> %1
+}
+
+define <8 x i64> @zero_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_di_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> zeroinitializer)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
+  ret <8 x i64> %3
+}
+
+define <8 x i64> @shuffle_test_permvar_di_512(<8 x i64> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_di_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  ret <8 x i64> %1
+}
+
+define <8 x i64> @shuffle_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_di_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
+  ret <8 x i64> %3
+}
+
+define <8 x i64> @undef_test_permvar_di_512(<8 x i64> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_di_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x i64> [[TMP1]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  ret <8 x i64> %1
+}
+
+define <8 x i64> @undef_test_permvar_di_512_mask(<8 x i64> %a0, <8 x i64> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_di_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i64> [[A0:%.*]], <8 x i64> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i64> [[TMP1]], <8 x i64> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i64> [[TMP3]]
+;
+  %1 = call <8 x i64> @llvm.x86.avx512.permvar.di.512(<8 x i64> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i64> %1, <8 x i64> %passthru
+  ret <8 x i64> %3
+}
+
+declare <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double>, <8 x i64>)
+
+define <8 x double> @identity_test_permvar_df_512(<8 x double> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_df_512(
+; CHECK-NEXT:    ret <8 x double> [[A0:%.*]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
+  ret <8 x double> %1
+}
+
+define <8 x double> @identity_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_df_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x double> [[A0:%.*]], <8 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x double> [[TMP2]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
+  ret <8 x double> %3
+}
+
+define <8 x double> @zero_test_permvar_df_512(<8 x double> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_df_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    ret <8 x double> [[TMP1]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> zeroinitializer)
+  ret <8 x double> %1
+}
+
+define <8 x double> @zero_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_df_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x double> [[TMP3]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> zeroinitializer)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
+  ret <8 x double> %3
+}
+
+define <8 x double> @shuffle_test_permvar_df_512(<8 x double> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_df_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x double> [[TMP1]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  ret <8 x double> %1
+}
+
+define <8 x double> @shuffle_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_df_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x double> [[TMP3]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 7, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
+  ret <8 x double> %3
+}
+
+define <8 x double> @undef_test_permvar_df_512(<8 x double> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_df_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x double> [[TMP1]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  ret <8 x double> %1
+}
+
+define <8 x double> @undef_test_permvar_df_512_mask(<8 x double> %a0, <8 x double> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_df_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x double> [[A0:%.*]], <8 x double> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x double> [[TMP1]], <8 x double> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x double> [[TMP3]]
+;
+  %1 = call <8 x double> @llvm.x86.avx512.permvar.df.512(<8 x double> %a0, <8 x i64> <i64 undef, i64 6, i64 5, i64 4, i64 3, i64 2, i64 1, i64 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x double> %1, <8 x double> %passthru
+  ret <8 x double> %3
+}
+
+declare <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16>, <8 x i16>)
+
+define <8 x i16> @identity_test_permvar_hi_128(<8 x i16> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_hi_128(
+; CHECK-NEXT:    ret <8 x i16> [[A0:%.*]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>)
+  ret <8 x i16> %1
+}
+
+define <8 x i16> @identity_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_hi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <8 x i1> [[TMP1]], <8 x i16> [[A0:%.*]], <8 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i16> [[TMP2]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
+  ret <8 x i16> %3
+}
+
+define <8 x i16> @zero_test_permvar_hi_128(<8 x i16> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_hi_128(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> zeroinitializer)
+  ret <8 x i16> %1
+}
+
+define <8 x i16> @zero_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_hi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> zeroinitializer)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
+  ret <8 x i16> %3
+}
+
+define <8 x i16> @shuffle_test_permvar_hi_128(<8 x i16> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_hi_128(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  ret <8 x i16> %1
+}
+
+define <8 x i16> @shuffle_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_hi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
+  ret <8 x i16> %3
+}
+
+define <8 x i16> @undef_test_permvar_hi_128(<8 x i16> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_hi_128(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <8 x i16> [[TMP1]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 undef, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  ret <8 x i16> %1
+}
+
+define <8 x i16> @undef_test_permvar_hi_128_mask(<8 x i16> %a0, <8 x i16> %passthru, i8 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_hi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <8 x i16> [[A0:%.*]], <8 x i16> poison, <8 x i32> <i32 poison, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i8 [[MASK:%.*]] to <8 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <8 x i1> [[TMP2]], <8 x i16> [[TMP1]], <8 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <8 x i16> [[TMP3]]
+;
+  %1 = call <8 x i16> @llvm.x86.avx512.permvar.hi.128(<8 x i16> %a0, <8 x i16> <i16 undef, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  %2 = bitcast i8 %mask to <8 x i1>
+  %3 = select <8 x i1> %2, <8 x i16> %1, <8 x i16> %passthru
+  ret <8 x i16> %3
+}
+
+declare <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16>, <16 x i16>)
+
+define <16 x i16> @identity_test_permvar_hi_256(<16 x i16> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_hi_256(
+; CHECK-NEXT:    ret <16 x i16> [[A0:%.*]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15>)
+  ret <16 x i16> %1
+}
+
+define <16 x i16> @identity_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_hi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i16> [[A0:%.*]], <16 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i16> [[TMP2]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
+  ret <16 x i16> %3
+}
+
+define <16 x i16> @zero_test_permvar_hi_256(<16 x i16> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_hi_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> zeroinitializer)
+  ret <16 x i16> %1
+}
+
+define <16 x i16> @zero_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_hi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> zeroinitializer)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
+  ret <16 x i16> %3
+}
+
+define <16 x i16> @shuffle_test_permvar_hi_256(<16 x i16> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_hi_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  ret <16 x i16> %1
+}
+
+define <16 x i16> @shuffle_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_hi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
+  ret <16 x i16> %3
+}
+
+define <16 x i16> @undef_test_permvar_hi_256(<16 x i16> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_hi_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x i16> [[TMP1]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 undef, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  ret <16 x i16> %1
+}
+
+define <16 x i16> @undef_test_permvar_hi_256_mask(<16 x i16> %a0, <16 x i16> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_hi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i16> [[A0:%.*]], <16 x i16> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i16> [[TMP1]], <16 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i16> [[TMP3]]
+;
+  %1 = call <16 x i16> @llvm.x86.avx512.permvar.hi.256(<16 x i16> %a0, <16 x i16> <i16 undef, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i16> %1, <16 x i16> %passthru
+  ret <16 x i16> %3
+}
+
+declare <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16>, <32 x i16>)
+
+define <32 x i16> @identity_test_permvar_hi_512(<32 x i16> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_hi_512(
+; CHECK-NEXT:    ret <32 x i16> [[A0:%.*]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15, i16 16, i16 17, i16 18, i16 19, i16 20, i16 21, i16 22, i16 23, i16 24, i16 25, i16 26, i16 27, i16 28, i16 29, i16 30, i16 31>)
+  ret <32 x i16> %1
+}
+
+define <32 x i16> @identity_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_hi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <32 x i1> [[TMP1]], <32 x i16> [[A0:%.*]], <32 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i16> [[TMP2]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8, i16 9, i16 10, i16 11, i16 12, i16 13, i16 14, i16 15, i16 16, i16 17, i16 18, i16 19, i16 20, i16 21, i16 22, i16 23, i16 24, i16 25, i16 26, i16 27, i16 28, i16 29, i16 30, i16 31>)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
+  ret <32 x i16> %3
+}
+
+define <32 x i16> @zero_test_permvar_hi_512(<32 x i16> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_hi_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> zeroinitializer
+; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> zeroinitializer)
+  ret <32 x i16> %1
+}
+
+define <32 x i16> @zero_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_hi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> zeroinitializer)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
+  ret <32 x i16> %3
+}
+
+define <32 x i16> @shuffle_test_permvar_hi_512(<32 x i16> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_hi_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 31, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  ret <32 x i16> %1
+}
+
+define <32 x i16> @shuffle_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_hi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 31, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
+  ret <32 x i16> %3
+}
+
+define <32 x i16> @undef_test_permvar_hi_512(<32 x i16> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_hi_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <32 x i16> [[TMP1]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 undef, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  ret <32 x i16> %1
+}
+
+define <32 x i16> @undef_test_permvar_hi_512_mask(<32 x i16> %a0, <32 x i16> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_hi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i16> [[A0:%.*]], <32 x i16> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i16> [[TMP1]], <32 x i16> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i16> [[TMP3]]
+;
+  %1 = call <32 x i16> @llvm.x86.avx512.permvar.hi.512(<32 x i16> %a0, <32 x i16> <i16 undef, i16 30, i16 29, i16 28, i16 27, i16 26, i16 25, i16 24, i16 23, i16 22, i16 21, i16 20, i16 19, i16 18, i16 17, i16 16, i16 15, i16 14, i16 13, i16 12, i16 11, i16 10, i16 9, i16 8, i16 7, i16 6, i16 5, i16 4, i16 3, i16 2, i16 1, i16 0>)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i16> %1, <32 x i16> %passthru
+  ret <32 x i16> %3
+}
+
+declare <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8>, <16 x i8>)
+
+define <16 x i8> @identity_test_permvar_qi_128(<16 x i8> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_qi_128(
+; CHECK-NEXT:    ret <16 x i8> [[A0:%.*]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 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>)
+  ret <16 x i8> %1
+}
+
+define <16 x i8> @identity_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_qi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <16 x i1> [[TMP1]], <16 x i8> [[A0:%.*]], <16 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i8> [[TMP2]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 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>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
+  ret <16 x i8> %3
+}
+
+define <16 x i8> @zero_test_permvar_qi_128(<16 x i8> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_qi_128(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> zeroinitializer)
+  ret <16 x i8> %1
+}
+
+define <16 x i8> @zero_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_qi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> zeroinitializer)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
+  ret <16 x i8> %3
+}
+
+define <16 x i8> @shuffle_test_permvar_qi_128(<16 x i8> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_qi_128(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <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>)
+  ret <16 x i8> %1
+}
+
+define <16 x i8> @shuffle_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_qi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <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>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
+  ret <16 x i8> %3
+}
+
+define <16 x i8> @undef_test_permvar_qi_128(<16 x i8> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_qi_128(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <16 x i8> [[TMP1]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> <i8 undef, 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>)
+  ret <16 x i8> %1
+}
+
+define <16 x i8> @undef_test_permvar_qi_128_mask(<16 x i8> %a0, <16 x i8> %passthru, i16 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_qi_128_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <16 x i8> [[A0:%.*]], <16 x i8> poison, <16 x i32> <i32 poison, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i16 [[MASK:%.*]] to <16 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <16 x i1> [[TMP2]], <16 x i8> [[TMP1]], <16 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <16 x i8> [[TMP3]]
+;
+  %1 = call <16 x i8> @llvm.x86.avx512.permvar.qi.128(<16 x i8> %a0, <16 x i8> <i8 undef, 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>)
+  %2 = bitcast i16 %mask to <16 x i1>
+  %3 = select <16 x i1> %2, <16 x i8> %1, <16 x i8> %passthru
+  ret <16 x i8> %3
+}
+
+declare <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8>, <32 x i8>)
+
+define <32 x i8> @identity_test_permvar_qi_256(<32 x i8> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_qi_256(
+; CHECK-NEXT:    ret <32 x i8> [[A0:%.*]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 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>)
+  ret <32 x i8> %1
+}
+
+define <32 x i8> @identity_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_qi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <32 x i1> [[TMP1]], <32 x i8> [[A0:%.*]], <32 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i8> [[TMP2]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 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>)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
+  ret <32 x i8> %3
+}
+
+define <32 x i8> @zero_test_permvar_qi_256(<32 x i8> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_qi_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> zeroinitializer
+; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> zeroinitializer)
+  ret <32 x i8> %1
+}
+
+define <32 x i8> @zero_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_qi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> zeroinitializer)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
+  ret <32 x i8> %3
+}
+
+define <32 x i8> @shuffle_test_permvar_qi_256(<32 x i8> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_qi_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  ret <32 x i8> %1
+}
+
+define <32 x i8> @shuffle_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_qi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
+  ret <32 x i8> %3
+}
+
+define <32 x i8> @undef_test_permvar_qi_256(<32 x i8> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_qi_256(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <32 x i8> [[TMP1]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 undef, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  ret <32 x i8> %1
+}
+
+define <32 x i8> @undef_test_permvar_qi_256_mask(<32 x i8> %a0, <32 x i8> %passthru, i32 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_qi_256_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <32 x i8> [[A0:%.*]], <32 x i8> poison, <32 x i32> <i32 poison, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i32 [[MASK:%.*]] to <32 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <32 x i1> [[TMP2]], <32 x i8> [[TMP1]], <32 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <32 x i8> [[TMP3]]
+;
+  %1 = call <32 x i8> @llvm.x86.avx512.permvar.qi.256(<32 x i8> %a0, <32 x i8> <i8 undef, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  %2 = bitcast i32 %mask to <32 x i1>
+  %3 = select <32 x i1> %2, <32 x i8> %1, <32 x i8> %passthru
+  ret <32 x i8> %3
+}
+
+declare <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8>, <64 x i8>)
+
+define <64 x i8> @identity_test_permvar_qi_512(<64 x i8> %a0) {
+;
+; CHECK-LABEL: @identity_test_permvar_qi_512(
+; CHECK-NEXT:    ret <64 x i8> [[A0:%.*]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <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>)
+  ret <64 x i8> %1
+}
+
+define <64 x i8> @identity_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
+;
+; CHECK-LABEL: @identity_test_permvar_qi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
+; CHECK-NEXT:    [[TMP2:%.*]] = select <64 x i1> [[TMP1]], <64 x i8> [[A0:%.*]], <64 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <64 x i8> [[TMP2]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <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>)
+  %2 = bitcast i64 %mask to <64 x i1>
+  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
+  ret <64 x i8> %3
+}
+
+define <64 x i8> @zero_test_permvar_qi_512(<64 x i8> %a0) {
+;
+; CHECK-LABEL: @zero_test_permvar_qi_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> zeroinitializer
+; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> zeroinitializer)
+  ret <64 x i8> %1
+}
+
+define <64 x i8> @zero_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
+;
+; CHECK-LABEL: @zero_test_permvar_qi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> zeroinitializer
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> zeroinitializer)
+  %2 = bitcast i64 %mask to <64 x i1>
+  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
+  ret <64 x i8> %3
+}
+
+define <64 x i8> @shuffle_test_permvar_qi_512(<64 x i8> %a0) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_qi_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 63, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 63, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  ret <64 x i8> %1
+}
+
+define <64 x i8> @shuffle_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
+;
+; CHECK-LABEL: @shuffle_test_permvar_qi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 63, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 63, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  %2 = bitcast i64 %mask to <64 x i1>
+  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
+  ret <64 x i8> %3
+}
+
+define <64 x i8> @undef_test_permvar_qi_512(<64 x i8> %a0) {
+;
+; CHECK-LABEL: @undef_test_permvar_qi_512(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 poison, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    ret <64 x i8> [[TMP1]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 undef, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  ret <64 x i8> %1
+}
+
+define <64 x i8> @undef_test_permvar_qi_512_mask(<64 x i8> %a0, <64 x i8> %passthru, i64 %mask) {
+;
+; CHECK-LABEL: @undef_test_permvar_qi_512_mask(
+; CHECK-NEXT:    [[TMP1:%.*]] = shufflevector <64 x i8> [[A0:%.*]], <64 x i8> poison, <64 x i32> <i32 poison, i32 62, i32 61, i32 60, i32 59, i32 58, i32 57, i32 56, i32 55, i32 54, i32 53, i32 52, i32 51, i32 50, i32 49, i32 48, i32 47, i32 46, i32 45, i32 44, i32 43, i32 42, i32 41, i32 40, i32 39, i32 38, i32 37, i32 36, i32 35, i32 34, i32 33, i32 32, i32 31, i32 30, i32 29, i32 28, i32 27, i32 26, i32 25, i32 24, i32 23, i32 22, i32 21, i32 20, i32 19, i32 18, i32 17, i32 16, i32 15, i32 14, i32 13, i32 12, i32 11, i32 10, i32 9, i32 8, i32 7, i32 6, i32 5, i32 4, i32 3, i32 2, i32 1, i32 0>
+; CHECK-NEXT:    [[TMP2:%.*]] = bitcast i64 [[MASK:%.*]] to <64 x i1>
+; CHECK-NEXT:    [[TMP3:%.*]] = select <64 x i1> [[TMP2]], <64 x i8> [[TMP1]], <64 x i8> [[PASSTHRU:%.*]]
+; CHECK-NEXT:    ret <64 x i8> [[TMP3]]
+;
+  %1 = call <64 x i8> @llvm.x86.avx512.permvar.qi.512(<64 x i8> %a0, <64 x i8> <i8 undef, i8 62, i8 61, i8 60, i8 59, i8 58, i8 57, i8 56, i8 55, i8 54, i8 53, i8 52, i8 51, i8 50, i8 49, i8 48, i8 47, i8 46, i8 45, i8 44, i8 43, i8 42, i8 41, i8 40, i8 39, i8 38, i8 37, i8 36, i8 35, i8 34, i8 33, i8 32, i8 31, i8 30, i8 29, i8 28, i8 27, i8 26, i8 25, i8 24, i8 23, i8 22, i8 21, i8 20, i8 19, i8 18, i8 17, i8 16, 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>)
+  %2 = bitcast i64 %mask to <64 x i1>
+  %3 = select <64 x i1> %2, <64 x i8> %1, <64 x i8> %passthru
+  ret <64 x i8> %3
+}


        
