llvm/test/CodeGen/X86/pr63108.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=SSE
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefixes=AVX1
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=AVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64-v4 | FileCheck %s --check-prefixes=AVX512

define i32 @PR63108() {
; SSE-LABEL: PR63108:
; SSE:       # %bb.0: # %entry
; SSE-NEXT:    testb %al, %al
; SSE-NEXT:    je .LBB0_2
; SSE-NEXT:  # %bb.1:
; SSE-NEXT:    movd {{.*#+}} xmm0 = [57339,0,0,0]
; SSE-NEXT:    jmp .LBB0_5
; SSE-NEXT:  .LBB0_2: # %vector.body.preheader
; SSE-NEXT:    pxor %xmm0, %xmm0
; SSE-NEXT:    movd {{.*#+}} xmm1 = [57339,0,0,0]
; SSE-NEXT:    xorl    %eax, %eax
; SSE-NEXT:    .p2align 4
; SSE-NEXT:  .LBB0_3: # %vector.body
; SSE-NEXT:    # =>This Inner Loop Header: Depth=1
; SSE-NEXT:    movdqa %xmm1, %xmm2
; SSE-NEXT:    testb %al, %al
; SSE-NEXT:    pxor %xmm1, %xmm1
; SSE-NEXT:    jne .LBB0_3
; SSE-NEXT:  # %bb.4: # %middle.block
; SSE-NEXT:    pxor %xmm2, %xmm0
; SSE-NEXT:    pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
; SSE-NEXT:    pxor %xmm0, %xmm1
; SSE-NEXT:    pshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; SSE-NEXT:    pxor %xmm1, %xmm2
; SSE-NEXT:    movdqa %xmm2, %xmm0
; SSE-NEXT:    psrld $16, %xmm0
; SSE-NEXT:    pxor %xmm2, %xmm0
; SSE-NEXT:  .LBB0_5: # %for.cond.cleanup
; SSE-NEXT:    movd %xmm0, %eax
; SSE-NEXT:    movsbl %al, %ecx
; SSE-NEXT:    shrl $8, %eax
; SSE-NEXT:    movsbl %al, %eax
; SSE-NEXT:    addl %ecx, %eax
; SSE-NEXT:    retq
;
; AVX1-LABEL: PR63108:
; AVX1:       # %bb.0: # %entry
; AVX1-NEXT:    testb %al, %al
; AVX1-NEXT:    je .LBB0_2
; AVX1-NEXT:  # %bb.1:
; AVX1-NEXT:    vmovd {{.*#+}} xmm0 = [57339,0,0,0]
; AVX1-NEXT:    jmp .LBB0_5
; AVX1-NEXT:  .LBB0_2: # %vector.body.preheader
; AVX1-NEXT:    vmovss {{.*#+}} xmm0 = [57339,0,0,0]
; AVX1-NEXT:    xorl %eax, %eax
; AVX1-NEXT:    .p2align 4
; AVX1-NEXT:  .LBB0_3: # %vector.body
; AVX1-NEXT:    # =>This Inner Loop Header: Depth=1
; AVX1-NEXT:    vmovaps %ymm0, %ymm1
; AVX1-NEXT:    vxorps %xmm0, %xmm0, %xmm0
; AVX1-NEXT:    testb %al, %al
; AVX1-NEXT:    jne .LBB0_3
; AVX1-NEXT:  # %bb.4: # %middle.block
; AVX1-NEXT:    vxorps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm1, %ymm0
; AVX1-NEXT:    vextractf128 $1, %ymm0, %xmm1
; AVX1-NEXT:    vxorps %xmm1, %xmm0, %xmm0
; AVX1-NEXT:    vshufps {{.*#+}} xmm1 = xmm0[2,3,2,3]
; AVX1-NEXT:    vxorps %xmm1, %xmm0, %xmm0
; AVX1-NEXT:    vshufps {{.*#+}} xmm1 = xmm0[1,1,1,1]
; AVX1-NEXT:    vxorps %xmm1, %xmm0, %xmm0
; AVX1-NEXT:    vpsrld $16, %xmm0, %xmm1
; AVX1-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX1-NEXT:  .LBB0_5: # %for.cond.cleanup
; AVX1-NEXT:    vmovd %xmm0, %eax
; AVX1-NEXT:    vpextrb $1, %xmm0, %ecx
; AVX1-NEXT:    movsbl %al, %edx
; AVX1-NEXT:    movsbl %cl, %eax
; AVX1-NEXT:    addl %edx, %eax
; AVX1-NEXT:    vzeroupper
; AVX1-NEXT:    retq
;
; AVX2-LABEL: PR63108:
; AVX2:       # %bb.0: # %entry
; AVX2-NEXT:    testb %al, %al
; AVX2-NEXT:    je .LBB0_2
; AVX2-NEXT:  # %bb.1:
; AVX2-NEXT:    vpbroadcastw {{.*#+}} xmm0 = [251,223,251,223,251,223,251,223,251,223,251,223,251,223,251,223]
; AVX2-NEXT:    jmp .LBB0_5
; AVX2-NEXT:  .LBB0_2: # %vector.body.preheader
; AVX2-NEXT:    vmovd {{.*#+}} xmm0 = [57339,0,0,0]
; AVX2-NEXT:    xorl %eax, %eax
; AVX2-NEXT:    .p2align 4
; AVX2-NEXT:  .LBB0_3: # %vector.body
; AVX2-NEXT:    # =>This Inner Loop Header: Depth=1
; AVX2-NEXT:    vmovdqa %ymm0, %ymm1
; AVX2-NEXT:    vpxor %xmm0, %xmm0, %xmm0
; AVX2-NEXT:    testb %al, %al
; AVX2-NEXT:    jne .LBB0_3
; AVX2-NEXT:  # %bb.4: # %middle.block
; AVX2-NEXT:    vpxor {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm1, %ymm0
; AVX2-NEXT:    vextracti128 $1, %ymm0, %xmm1
; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX2-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX2-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[1,1,1,1]
; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX2-NEXT:    vpsrld $16, %xmm0, %xmm1
; AVX2-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX2-NEXT:  .LBB0_5: # %for.cond.cleanup
; AVX2-NEXT:    vmovd %xmm0, %eax
; AVX2-NEXT:    vpextrb $1, %xmm0, %ecx
; AVX2-NEXT:    movsbl %al, %edx
; AVX2-NEXT:    movsbl %cl, %eax
; AVX2-NEXT:    addl %edx, %eax
; AVX2-NEXT:    vzeroupper
; AVX2-NEXT:    retq
;
; AVX512-LABEL: PR63108:
; AVX512:       # %bb.0: # %entry
; AVX512-NEXT:    testb %al, %al
; AVX512-NEXT:    je .LBB0_2
; AVX512-NEXT:  # %bb.1:
; AVX512-NEXT:    vpbroadcastw {{.*#+}} xmm0 = [251,223,251,223,251,223,251,223,251,223,251,223,251,223,251,223]
; AVX512-NEXT:    jmp .LBB0_5
; AVX512-NEXT:  .LBB0_2: # %vector.body.preheader
; AVX512-NEXT:    vmovd {{.*#+}} xmm0 = [57339,0,0,0]
; AVX512-NEXT:    xorl %eax, %eax
; AVX512-NEXT:    .p2align 4
; AVX512-NEXT:  .LBB0_3: # %vector.body
; AVX512-NEXT:    # =>This Inner Loop Header: Depth=1
; AVX512-NEXT:    vmovdqa %ymm0, %ymm1
; AVX512-NEXT:    vpxor %xmm0, %xmm0, %xmm0
; AVX512-NEXT:    testb %al, %al
; AVX512-NEXT:    jne .LBB0_3
; AVX512-NEXT:  # %bb.4: # %middle.block
; AVX512-NEXT:    vpxord {{\.?LCPI[0-9]+_[0-9]+}}(%rip){1to8}, %ymm1, %ymm0
; AVX512-NEXT:    vextracti128 $1, %ymm0, %xmm1
; AVX512-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX512-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
; AVX512-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX512-NEXT:    vpshufd {{.*#+}} xmm1 = xmm0[1,1,1,1]
; AVX512-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX512-NEXT:    vpsrld $16, %xmm0, %xmm1
; AVX512-NEXT:    vpxor %xmm1, %xmm0, %xmm0
; AVX512-NEXT:  .LBB0_5: # %for.cond.cleanup
; AVX512-NEXT:    vmovd %xmm0, %eax
; AVX512-NEXT:    vpextrb $1, %xmm0, %ecx
; AVX512-NEXT:    movsbl %al, %edx
; AVX512-NEXT:    movsbl %cl, %eax
; AVX512-NEXT:    addl %edx, %eax
; AVX512-NEXT:    vzeroupper
; AVX512-NEXT:    retq
entry:
  br i1 poison, label %for.cond.cleanup, label %vector.body

vector.body:                                      ; preds = %vector.body, %entry
  %vec.phi = phi <16 x i16> [ zeroinitializer, %vector.body ], [ <i16 -8197, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0, i16 0>, %entry ]
  %0 = icmp eq i32 poison, poison
  br i1 %0, label %middle.block, label %vector.body

middle.block:                                     ; preds = %vector.body
  %bin.rdx22 = xor <16 x i16> %vec.phi, <i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256, i16 256>
  %1 = tail call i16 @llvm.vector.reduce.xor.v16i16(<16 x i16> %bin.rdx22)
  %2 = bitcast i16 %1 to <2 x i8>
  br label %for.cond.cleanup

for.cond.cleanup:                                 ; preds = %middle.block, %entry
  %id15142.0.lcssa = phi <2 x i8> [ <i8 -5, i8 -33>, %entry ], [ %2, %middle.block ]
  %vecext = extractelement <2 x i8> %id15142.0.lcssa, i64 0
  %vecext8 = extractelement <2 x i8> %id15142.0.lcssa, i64 1
  %conv7 = sext i8 %vecext to i32
  %conv9 = sext i8 %vecext8 to i32
  %res = add i32 %conv7, %conv9
  ret i32 %res
}
declare i16 @llvm.vector.reduce.xor.v16i16(<16 x i16>)