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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=cannonlake | FileCheck %s

; These test cases demonstrate cases where vpermt2/vpermi2 could benefit from being commuted.

declare <16 x i32> @llvm.x86.avx512.mask.vpermi2var.d.512(<16 x i32>, <16 x i32>, <16 x i32>, i16)

define <16 x i32>@test_int_x86_avx512_mask_vpermi2var_d_512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32>* %x2p) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_d_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2d (%rdi), %zmm1, %zmm0
; CHECK-NEXT:    retq
  %x2 = load <16 x i32>, <16 x i32>* %x2p
  %res = call <16 x i32> @llvm.x86.avx512.mask.vpermi2var.d.512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2, i16 -1)
  ret <16 x i32> %res
}

declare <8 x double> @llvm.x86.avx512.mask.vpermi2var.pd.512(<8 x double>, <8 x i64>, <8 x double>, i8)

define <8 x double>@test_int_x86_avx512_mask_vpermi2var_pd_512(<8 x double> %x0, <8 x i64> %x1, <8 x double> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_pd_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2pd %zmm2, %zmm1, %zmm0
; CHECK-NEXT:    retq
  %res = call <8 x double> @llvm.x86.avx512.mask.vpermi2var.pd.512(<8 x double> %x0, <8 x i64> %x1, <8 x double> %x2, i8 -1)
  ret <8 x double> %res
}

declare <16 x float> @llvm.x86.avx512.mask.vpermi2var.ps.512(<16 x float>, <16 x i32>, <16 x float>, i16)

define <16 x float>@test_int_x86_avx512_mask_vpermi2var_ps_512(<16 x float> %x0, <16 x i32> %x1, <16 x float> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_ps_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2ps %zmm2, %zmm1, %zmm0
; CHECK-NEXT:    retq
  %res = call <16 x float> @llvm.x86.avx512.mask.vpermi2var.ps.512(<16 x float> %x0, <16 x i32> %x1, <16 x float> %x2, i16 -1)
  ret <16 x float> %res
}

declare <8 x i64> @llvm.x86.avx512.mask.vpermi2var.q.512(<8 x i64>, <8 x i64>, <8 x i64>, i8)

define <8 x i64>@test_int_x86_avx512_mask_vpermi2var_q_512(<8 x i64> %x0, <8 x i64> %x1, <8 x i64> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_q_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2q %zmm2, %zmm1, %zmm0
; CHECK-NEXT:    retq
  %res = call <8 x i64> @llvm.x86.avx512.mask.vpermi2var.q.512(<8 x i64> %x0, <8 x i64> %x1, <8 x i64> %x2, i8 -1)
  ret <8 x i64> %res
}

declare <16 x i32> @llvm.x86.avx512.maskz.vpermt2var.d.512(<16 x i32>, <16 x i32>, <16 x i32>, i16)

define <16 x i32>@test_int_x86_avx512_maskz_vpermt2var_d_512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32>* %x2p, i16 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_d_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %esi, %k1
; CHECK-NEXT:    vpermi2d (%rdi), %zmm1, %zmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %x2 = load <16 x i32>, <16 x i32>* %x2p
  %res = call <16 x i32> @llvm.x86.avx512.maskz.vpermt2var.d.512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2, i16 %x3)
  ret <16 x i32> %res
}

declare <8 x double> @llvm.x86.avx512.maskz.vpermt2var.pd.512(<8 x i64>, <8 x double>, <8 x double>, i8)

define <8 x double>@test_int_x86_avx512_maskz_vpermt2var_pd_512(<8 x i64> %x0, <8 x double> %x1, double* %x2ptr, i8 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_pd_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %esi, %k1
; CHECK-NEXT:    vpermi2pd (%rdi){1to8}, %zmm1, %zmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %x2s = load double, double* %x2ptr
  %x2ins = insertelement <8 x double> undef, double %x2s, i32 0
  %x2 = shufflevector <8 x double> %x2ins, <8 x double> undef, <8 x i32> zeroinitializer
  %res = call <8 x double> @llvm.x86.avx512.maskz.vpermt2var.pd.512(<8 x i64> %x0, <8 x double> %x1, <8 x double> %x2, i8 %x3)
  ret <8 x double> %res
}

declare <16 x float> @llvm.x86.avx512.maskz.vpermt2var.ps.512(<16 x i32>, <16 x float>, <16 x float>, i16)

define <16 x float>@test_int_x86_avx512_maskz_vpermt2var_ps_512(<16 x i32> %x0, <16 x float> %x1, <16 x float> %x2, i16 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_ps_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %edi, %k1
; CHECK-NEXT:    vpermi2ps %zmm2, %zmm1, %zmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %res = call <16 x float> @llvm.x86.avx512.maskz.vpermt2var.ps.512(<16 x i32> %x0, <16 x float> %x1, <16 x float> %x2, i16 %x3)
  ret <16 x float> %res
}


declare <8 x i64> @llvm.x86.avx512.maskz.vpermt2var.q.512(<8 x i64>, <8 x i64>, <8 x i64>, i8)

define <8 x i64>@test_int_x86_avx512_maskz_vpermt2var_q_512(<8 x i64> %x0, <8 x i64> %x1, <8 x i64> %x2, i8 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_q_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %edi, %k1
; CHECK-NEXT:    vpermi2q %zmm2, %zmm1, %zmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %res = call <8 x i64> @llvm.x86.avx512.maskz.vpermt2var.q.512(<8 x i64> %x0, <8 x i64> %x1, <8 x i64> %x2, i8 %x3)
  ret <8 x i64> %res
}

declare <16 x i32> @llvm.x86.avx512.mask.vpermt2var.d.512(<16 x i32>, <16 x i32>, <16 x i32>, i16)

define <16 x i32>@test_int_x86_avx512_mask_vpermt2var_d_512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermt2var_d_512:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermi2d %zmm2, %zmm1, %zmm0
; CHECK-NEXT:    retq
  %res = call <16 x i32> @llvm.x86.avx512.mask.vpermt2var.d.512(<16 x i32> %x0, <16 x i32> %x1, <16 x i32> %x2, i16 -1)
  ret <16 x i32> %res
}

declare <4 x i32> @llvm.x86.avx512.mask.vpermt2var.d.128(<4 x i32>, <4 x i32>, <4 x i32>, i8)

define <4 x i32>@test_int_x86_avx512_mask_vpermt2var_d_128(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermt2var_d_128:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermi2d %xmm2, %xmm1, %xmm0
; CHECK-NEXT:    retq
  %res = call <4 x i32> @llvm.x86.avx512.mask.vpermt2var.d.128(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2, i8 -1)
  ret <4 x i32> %res
}

declare <4 x i32> @llvm.x86.avx512.maskz.vpermt2var.d.128(<4 x i32>, <4 x i32>, <4 x i32>, i8)

define <4 x i32>@test_int_x86_avx512_maskz_vpermt2var_d_128(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2, i8 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_d_128:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %edi, %k1
; CHECK-NEXT:    vpermi2d %xmm2, %xmm1, %xmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %res = call <4 x i32> @llvm.x86.avx512.maskz.vpermt2var.d.128(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2, i8 %x3)
  ret <4 x i32> %res
}

define <4 x i32>@test_int_x86_avx512_maskz_vpermt2var_d_128_broadcast(<4 x i32> %x0, <4 x i32> %x1, i32* %x2ptr, i8 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_d_128_broadcast:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %esi, %k1
; CHECK-NEXT:    vpermi2d (%rdi){1to4}, %xmm1, %xmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %x2s = load i32, i32* %x2ptr
  %x2ins = insertelement <4 x i32> undef, i32 %x2s, i32 0
  %x2 = shufflevector <4 x i32> %x2ins, <4 x i32> undef, <4 x i32> zeroinitializer
  %res = call <4 x i32> @llvm.x86.avx512.maskz.vpermt2var.d.128(<4 x i32> %x0, <4 x i32> %x1, <4 x i32> %x2, i8 %x3)
  ret <4 x i32> %res
}

declare <8 x i32> @llvm.x86.avx512.mask.vpermt2var.d.256(<8 x i32>, <8 x i32>, <8 x i32>, i8)

define <8 x i32>@test_int_x86_avx512_mask_vpermt2var_d_256(<8 x i32> %x0, <8 x i32> %x1, <8 x i32> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermt2var_d_256:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermi2d %ymm2, %ymm1, %ymm0
; CHECK-NEXT:    retq
  %res = call <8 x i32> @llvm.x86.avx512.mask.vpermt2var.d.256(<8 x i32> %x0, <8 x i32> %x1, <8 x i32> %x2, i8 -1)
  ret <8 x i32> %res
}

declare <8 x i32> @llvm.x86.avx512.maskz.vpermt2var.d.256(<8 x i32>, <8 x i32>, <8 x i32>, i8)

define <8 x i32>@test_int_x86_avx512_maskz_vpermt2var_d_256(<8 x i32> %x0, <8 x i32> %x1, <8 x i32> %x2, i8 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_d_256:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %edi, %k1
; CHECK-NEXT:    vpermi2d %ymm2, %ymm1, %ymm0 {%k1} {z}
; CHECK-NEXT:    retq
  %res = call <8 x i32> @llvm.x86.avx512.maskz.vpermt2var.d.256(<8 x i32> %x0, <8 x i32> %x1, <8 x i32> %x2, i8 %x3)
  ret <8 x i32> %res
}

declare <2 x double> @llvm.x86.avx512.mask.vpermi2var.pd.128(<2 x double>, <2 x i64>, <2 x double>, i8)

define <2 x double>@test_int_x86_avx512_mask_vpermi2var_pd_128(<2 x double> %x0, <2 x i64> %x1, <2 x double> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_pd_128:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2pd %xmm2, %xmm1, %xmm0
; CHECK-NEXT:    retq
  %res = call <2 x double> @llvm.x86.avx512.mask.vpermi2var.pd.128(<2 x double> %x0, <2 x i64> %x1, <2 x double> %x2, i8 -1)
  ret <2 x double> %res
}

declare <4 x double> @llvm.x86.avx512.mask.vpermi2var.pd.256(<4 x double>, <4 x i64>, <4 x double>, i8)

define <4 x double>@test_int_x86_avx512_mask_vpermi2var_pd_256(<4 x double> %x0, <4 x i64> %x1, <4 x double> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_pd_256:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2pd %ymm2, %ymm1, %ymm0
; CHECK-NEXT:    retq
  %res = call <4 x double> @llvm.x86.avx512.mask.vpermi2var.pd.256(<4 x double> %x0, <4 x i64> %x1, <4 x double> %x2, i8 -1)
  ret <4 x double> %res
}

declare <4 x float> @llvm.x86.avx512.mask.vpermi2var.ps.128(<4 x float>, <4 x i32>, <4 x float>, i8)

define <4 x float>@test_int_x86_avx512_mask_vpermi2var_ps_128(<4 x float> %x0, <4 x i32> %x1, <4 x float> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_ps_128:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2ps %xmm2, %xmm1, %xmm0
; CHECK-NEXT:    retq
  %res = call <4 x float> @llvm.x86.avx512.mask.vpermi2var.ps.128(<4 x float> %x0, <4 x i32> %x1, <4 x float> %x2, i8 -1)
  ret <4 x float> %res
}

declare <8 x float> @llvm.x86.avx512.mask.vpermi2var.ps.256(<8 x float>, <8 x i32>, <8 x float>, i8)

define <8 x float>@test_int_x86_avx512_mask_vpermi2var_ps_256(<8 x float> %x0, <8 x i32> %x1, <8 x float> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_ps_256:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2ps %ymm2, %ymm1, %ymm0
; CHECK-NEXT:    retq
  %res = call <8 x float> @llvm.x86.avx512.mask.vpermi2var.ps.256(<8 x float> %x0, <8 x i32> %x1, <8 x float> %x2, i8 -1)
  ret <8 x float> %res
}

define <8 x float>@test_int_x86_avx512_mask_vpermi2var_ps_256_load(<8 x float> %x0, <8 x i32> %x1, <8 x float>* %x2p) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_ps_256_load:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2ps (%rdi), %ymm1, %ymm0
; CHECK-NEXT:    retq
  %x2 = load <8 x float>, <8 x float>* %x2p
  %res = call <8 x float> @llvm.x86.avx512.mask.vpermi2var.ps.256(<8 x float> %x0, <8 x i32> %x1, <8 x float> %x2, i8 -1)
  ret <8 x float> %res
}

define <8 x float>@test_int_x86_avx512_mask_vpermi2var_ps_256_broadcast(<8 x float> %x0, <8 x i32> %x1, float* %x2ptr) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_ps_256_broadcast:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2ps (%rdi){1to8}, %ymm1, %ymm0
; CHECK-NEXT:    retq
  %x2s = load float, float* %x2ptr
  %x2ins = insertelement <8 x float> undef, float %x2s, i32 0
  %x2 = shufflevector <8 x float> %x2ins, <8 x float> undef, <8 x i32> zeroinitializer
  %res = call <8 x float> @llvm.x86.avx512.mask.vpermi2var.ps.256(<8 x float> %x0, <8 x i32> %x1, <8 x float> %x2, i8 -1)
  ret <8 x float> %res
}

declare <16 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.128(<16 x i8>, <16 x i8>, <16 x i8>, i16)

define <16 x i8>@test_int_x86_avx512_mask_vpermi2var_qi_128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_qi_128:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2b %xmm2, %xmm1, %xmm0
; CHECK-NEXT:    retq
  %res = call <16 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2, i16 -1)
  ret <16 x i8> %res
}

declare <32 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.256(<32 x i8>, <32 x i8>, <32 x i8>, i32)

define <32 x i8>@test_int_x86_avx512_mask_vpermi2var_qi_256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermi2var_qi_256:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermt2b %ymm2, %ymm1, %ymm0
; CHECK-NEXT:    retq
  %res = call <32 x i8> @llvm.x86.avx512.mask.vpermi2var.qi.256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2, i32 -1)
  ret <32 x i8> %res
}

declare <16 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.128(<16 x i8>, <16 x i8>, <16 x i8>, i16)

define <16 x i8>@test_int_x86_avx512_mask_vpermt2var_qi_128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermt2var_qi_128:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermi2b %xmm2, %xmm1, %xmm0
; CHECK-NEXT:    retq
  %res = call <16 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2, i16 -1)
  ret <16 x i8> %res
}

define <16 x i8>@test_int_x86_avx512_mask_vpermt2var_qi_128_load(<16 x i8> %x0, <16 x i8> %x1, <16 x i8>* %x2p) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermt2var_qi_128_load:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermi2b (%rdi), %xmm1, %xmm0
; CHECK-NEXT:    retq
  %x2 = load <16 x i8>, <16 x i8>* %x2p
  %res = call <16 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2, i16 -1)
  ret <16 x i8> %res
}

declare <32 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.256(<32 x i8>, <32 x i8>, <32 x i8>, i32)

define <32 x i8>@test_int_x86_avx512_mask_vpermt2var_qi_256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2) {
; CHECK-LABEL: test_int_x86_avx512_mask_vpermt2var_qi_256:
; CHECK:       ## BB#0:
; CHECK-NEXT:    vpermi2b %ymm2, %ymm1, %ymm0
; CHECK-NEXT:    retq
  %res = call <32 x i8> @llvm.x86.avx512.mask.vpermt2var.qi.256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2, i32 -1)
  ret <32 x i8> %res
}

declare <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8>, <16 x i8>, <16 x i8>, i16)

define <16 x i8>@test_int_x86_avx512_maskz_vpermt2var_qi_128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2, i16 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_qi_128:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %edi, %k1
; CHECK-NEXT:    vpermi2b %xmm2, %xmm1, %xmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %res = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2, i16 %x3)
  ret <16 x i8> %res
}

define <16 x i8>@test_int_x86_avx512_maskz_vpermt2var_qi_128_load(<16 x i8> %x0, <16 x i8> %x1, <16 x i8>* %x2p, i16 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_qi_128_load:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %esi, %k1
; CHECK-NEXT:    vpermi2b (%rdi), %xmm1, %xmm0 {%k1} {z}
; CHECK-NEXT:    retq
  %x2 = load <16 x i8>, <16 x i8>* %x2p
  %res = call <16 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.128(<16 x i8> %x0, <16 x i8> %x1, <16 x i8> %x2, i16 %x3)
  ret <16 x i8> %res
}

declare <32 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.256(<32 x i8>, <32 x i8>, <32 x i8>, i32)

define <32 x i8>@test_int_x86_avx512_maskz_vpermt2var_qi_256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2, i32 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_qi_256:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %edi, %k1
; CHECK-NEXT:    vpermi2b %ymm2, %ymm1, %ymm0 {%k1} {z}
; CHECK-NEXT:    retq
  %res = call <32 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2, i32 %x3)
  ret <32 x i8> %res
}

define <32 x i8>@test_int_x86_avx512_maskz_vpermt2var_qi_256_load(<32 x i8> %x0, <32 x i8> %x1, <32 x i8>* %x2p, i32 %x3) {
; CHECK-LABEL: test_int_x86_avx512_maskz_vpermt2var_qi_256_load:
; CHECK:       ## BB#0:
; CHECK-NEXT:    kmovd %esi, %k1
; CHECK-NEXT:    vpermi2b (%rdi), %ymm1, %ymm0 {%k1} {z}
; CHECK-NEXT:    retq
  %x2 = load <32 x i8>, <32 x i8>* %x2p
  %res = call <32 x i8> @llvm.x86.avx512.maskz.vpermt2var.qi.256(<32 x i8> %x0, <32 x i8> %x1, <32 x i8> %x2, i32 %x3)
  ret <32 x i8> %res
}