; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
; RUN: llc < %s -mtriple=x86_64-- -mcpu=x86-64-v4 | FileCheck %s

define <16 x i32> @pr174871(<16 x i32> %a, <16 x i1> %__mask) local_unnamed_addr {
; CHECK-LABEL: pr174871:
; CHECK:       # %bb.0: # %allocas
; CHECK-NEXT:    vpsllw $7, %xmm1, %xmm1
; CHECK-NEXT:    vpmovb2m %xmm1, %k0
; CHECK-NEXT:    kmovd %k0, %eax
; CHECK-NEXT:    andl $65534, %eax # imm = 0xFFFE
; CHECK-NEXT:    je .LBB0_1
; CHECK-NEXT:  # %bb.2: # %for_loop.lr.ph
; CHECK-NEXT:    vpternlogd {{.*#+}} zmm2 = -1
; CHECK-NEXT:    vpaddd %zmm2, %zmm0, %zmm3
; CHECK-NEXT:    vpaddd {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to16}, %zmm0, %zmm4
; CHECK-NEXT:    vpaddd {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to16}, %zmm0, %zmm5
; CHECK-NEXT:    vpsubd %zmm2, %zmm0, %zmm6
; CHECK-NEXT:    vpaddd {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to16}, %zmm0, %zmm7
; CHECK-NEXT:    vpaddd %zmm0, %zmm0, %zmm8
; CHECK-NEXT:    vpxor %xmm1, %xmm1, %xmm1
; CHECK-NEXT:    vpbroadcastd {{.*#+}} zmm9 = [4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4]
; CHECK-NEXT:    movw $-2, %cx
; CHECK-NEXT:    kmovd %ecx, %k1
; CHECK-NEXT:    vmovdqa64 {{.*#+}} zmm10 = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15]
; CHECK-NEXT:    vpbroadcastd {{.*#+}} zmm11 = [4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284,4294967284]
; CHECK-NEXT:    vpxor %xmm12, %xmm12, %xmm12
; CHECK-NEXT:    jmp .LBB0_3
; CHECK-NEXT:    .p2align 4
; CHECK-NEXT:  .LBB0_4: # %switch_done
; CHECK-NEXT:    # in Loop: Header=BB0_3 Depth=1
; CHECK-NEXT:    vpsubd %zmm2, %zmm12, %zmm12
; CHECK-NEXT:    vpcmpltud %zmm10, %zmm12, %k1 {%k1}
; CHECK-NEXT:    kandw %k1, %k0, %k2
; CHECK-NEXT:    kmovd %k2, %eax
; CHECK-NEXT:    ktestw %k1, %k0
; CHECK-NEXT:    je .LBB0_5
; CHECK-NEXT:  .LBB0_3: # %for_loop
; CHECK-NEXT:    # =>This Inner Loop Header: Depth=1
; CHECK-NEXT:    vpcmpltud %zmm9, %zmm3, %k2 {%k1}
; CHECK-NEXT:    vpaddd %zmm3, %zmm1, %zmm1 {%k2}
; CHECK-NEXT:    kandw %k2, %k0, %k3
; CHECK-NEXT:    kmovd %k3, %ecx
; CHECK-NEXT:    cmpw %cx, %ax
; CHECK-NEXT:    je .LBB0_4
; CHECK-NEXT:  # %bb.6: # %not_all_continued_or_breaked
; CHECK-NEXT:    # in Loop: Header=BB0_3 Depth=1
; CHECK-NEXT:    vpcmpltud %zmm11, %zmm4, %k3 {%k1}
; CHECK-NEXT:    vpaddd %zmm0, %zmm1, %zmm1 {%k3}
; CHECK-NEXT:    korw %k3, %k2, %k2
; CHECK-NEXT:    kandw %k2, %k0, %k3
; CHECK-NEXT:    kmovd %k3, %ecx
; CHECK-NEXT:    cmpw %cx, %ax
; CHECK-NEXT:    je .LBB0_4
; CHECK-NEXT:  # %bb.7: # %not_all_continued_or_breaked95
; CHECK-NEXT:    # in Loop: Header=BB0_3 Depth=1
; CHECK-NEXT:    vpcmpltud %zmm9, %zmm5, %k3 {%k1}
; CHECK-NEXT:    vpaddd %zmm6, %zmm1, %zmm1 {%k3}
; CHECK-NEXT:    korw %k2, %k3, %k2
; CHECK-NEXT:    kandw %k2, %k0, %k2
; CHECK-NEXT:    kmovd %k2, %ecx
; CHECK-NEXT:    cmpw %cx, %ax
; CHECK-NEXT:    je .LBB0_4
; CHECK-NEXT:  # %bb.8: # %not_all_continued_or_breaked135
; CHECK-NEXT:    # in Loop: Header=BB0_3 Depth=1
; CHECK-NEXT:    vpcmpltud %zmm9, %zmm7, %k2 {%k1}
; CHECK-NEXT:    vpaddd %zmm8, %zmm1, %zmm1 {%k2}
; CHECK-NEXT:    jmp .LBB0_4
; CHECK-NEXT:  .LBB0_5: # %for_exit
; CHECK-NEXT:    vmovdqa64 %zmm1, %zmm0
; CHECK-NEXT:    retq
; CHECK-NEXT:  .LBB0_1:
; CHECK-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; CHECK-NEXT:    retq
allocas:
  %"internal_mask&function_mask7208" = and <16 x i1> %__mask, <i1 false, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true>
  %mask_i16.i.i209 = bitcast <16 x i1> %"internal_mask&function_mask7208" to i16
  %res.i.not210 = icmp eq i16 %mask_i16.i.i209, 0
  br i1 %res.i.not210, label %for_exit, label %for_loop.lr.ph

for_loop.lr.ph:
  %0 = add <16 x i32> %a, splat (i32 -1)
  %"entry_mask&case_match32185" = icmp ult <16 x i32> %0, splat (i32 4)
  %1 = add <16 x i32> %a, splat (i32 -13)
  %2 = icmp ult <16 x i32> %1, splat (i32 -12)
  %3 = add <16 x i32> %a, splat (i32 -5)
  %"entry_mask&case_match115188" = icmp ult <16 x i32> %3, splat (i32 4)
  %add_a_load120_ = add nsw <16 x i32> %a, splat (i32 1)
  %4 = add <16 x i32> %a, splat (i32 -9)
  %"entry_mask&case_match155191" = icmp ult <16 x i32> %4, splat (i32 4)
  %mul_a_load160_ = shl nsw <16 x i32> %a, splat (i32 1)
  br label %for_loop

for_loop:
  %mask_i16.i.i214 = phi i16 [ %mask_i16.i.i209, %for_loop.lr.ph ], [ %mask_i16.i.i, %switch_done ]
  %"oldMask&test213" = phi <16 x i1> [ <i1 false, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true>, %for_loop.lr.ph ], [ %"oldMask&test", %switch_done ]
  %i.0212 = phi <16 x i32> [ zeroinitializer, %for_loop.lr.ph ], [ %i_load170_plus1, %switch_done ]
  %res.0211 = phi <16 x i32> [ zeroinitializer, %for_loop.lr.ph ], [ %res.1, %switch_done ]
  %"mask|case_match34" = and <16 x i1> %"entry_mask&case_match32185", %"oldMask&test213"
  %add_res_load_sub_a_load37_ = select <16 x i1> %"mask|case_match34", <16 x i32> %0, <16 x i32> zeroinitializer
  %5 = add nsw <16 x i32> %add_res_load_sub_a_load37_, %res.0211
  %"finished&func" = and <16 x i1> %__mask, %"mask|case_match34"
  %mask_i16.i.i192 = bitcast <16 x i1> %"finished&func" to i16
  %"equal_finished&func_internal_mask&function_mask13" = icmp eq i16 %mask_i16.i.i214, %mask_i16.i.i192
  br i1 %"equal_finished&func_internal_mask&function_mask13", label %switch_done, label %not_all_continued_or_breaked

switch_done:
  %res.1 = phi <16 x i32> [ %5, %for_loop ], [ %6, %not_all_continued_or_breaked ], [ %7, %not_all_continued_or_breaked95 ], [ %8, %not_all_continued_or_breaked135 ]
  %i_load170_plus1 = add nuw nsw <16 x i32> %i.0212, splat (i32 1)
  %less_i_load_ = icmp samesign ult <16 x i32> %i_load170_plus1, <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>
  %"oldMask&test" = and <16 x i1> %"oldMask&test213", %less_i_load_
  %"internal_mask&function_mask7" = and <16 x i1> %__mask, %"oldMask&test"
  %mask_i16.i.i = bitcast <16 x i1> %"internal_mask&function_mask7" to i16
  %res.i.not = icmp eq i16 %mask_i16.i.i, 0
  br i1 %res.i.not, label %for_exit, label %for_loop

for_exit:
  %res.0.lcssa = phi <16 x i32> [ zeroinitializer, %allocas ], [ %res.1, %switch_done ]
  ret <16 x i32> %res.0.lcssa

not_all_continued_or_breaked:
  %"default&~case_match76" = and <16 x i1> %2, %"oldMask&test213"
  %add_res_load82_a_load80 = select <16 x i1> %"default&~case_match76", <16 x i32> %a, <16 x i32> zeroinitializer
  %6 = add nsw <16 x i32> %5, %add_res_load82_a_load80
  %"mask|break_mask86" = or <16 x i1> %"mask|case_match34", %"default&~case_match76"
  %"finished&func92" = and <16 x i1> %__mask, %"mask|break_mask86"
  %mask_i16.i.i196 = bitcast <16 x i1> %"finished&func92" to i16
  %"equal_finished&func92_internal_mask&function_mask13" = icmp eq i16 %mask_i16.i.i214, %mask_i16.i.i196
  br i1 %"equal_finished&func92_internal_mask&function_mask13", label %switch_done, label %not_all_continued_or_breaked95

not_all_continued_or_breaked95:
  %"mask|case_match117" = and <16 x i1> %"entry_mask&case_match115188", %"oldMask&test213"
  %add_res_load122_add_a_load120_ = select <16 x i1> %"mask|case_match117", <16 x i32> %add_a_load120_, <16 x i32> zeroinitializer
  %7 = add nsw <16 x i32> %6, %add_res_load122_add_a_load120_
  %"mask|break_mask126" = or <16 x i1> %"mask|case_match117", %"mask|break_mask86"
  %"finished&func132" = and <16 x i1> %__mask, %"mask|break_mask126"
  %mask_i16.i.i198 = bitcast <16 x i1> %"finished&func132" to i16
  %"equal_finished&func132_internal_mask&function_mask13" = icmp eq i16 %mask_i16.i.i214, %mask_i16.i.i198
  br i1 %"equal_finished&func132_internal_mask&function_mask13", label %switch_done, label %not_all_continued_or_breaked135

not_all_continued_or_breaked135:
  %"mask|case_match157" = and <16 x i1> %"entry_mask&case_match155191", %"oldMask&test213"
  %add_res_load162_mul_a_load160_ = select <16 x i1> %"mask|case_match157", <16 x i32> %mul_a_load160_, <16 x i32> zeroinitializer
  %8 = add nsw <16 x i32> %7, %add_res_load162_mul_a_load160_
  br label %switch_done
}