/* MIT License
 *
 * Copyright (c) 2016-2020 INRIA, CMU and Microsoft Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */


#include "Hacl_Chacha20_Vec128.h"

#include "internal/Hacl_Chacha20.h"

static inline void double_round_128(Lib_IntVector_Intrinsics_vec128 *st)
{
  st[0U] = Lib_IntVector_Intrinsics_vec128_add32(st[0U], st[4U]);
  Lib_IntVector_Intrinsics_vec128 std = Lib_IntVector_Intrinsics_vec128_xor(st[12U], st[0U]);
  st[12U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std, (uint32_t)16U);
  st[8U] = Lib_IntVector_Intrinsics_vec128_add32(st[8U], st[12U]);
  Lib_IntVector_Intrinsics_vec128 std0 = Lib_IntVector_Intrinsics_vec128_xor(st[4U], st[8U]);
  st[4U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std0, (uint32_t)12U);
  st[0U] = Lib_IntVector_Intrinsics_vec128_add32(st[0U], st[4U]);
  Lib_IntVector_Intrinsics_vec128 std1 = Lib_IntVector_Intrinsics_vec128_xor(st[12U], st[0U]);
  st[12U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std1, (uint32_t)8U);
  st[8U] = Lib_IntVector_Intrinsics_vec128_add32(st[8U], st[12U]);
  Lib_IntVector_Intrinsics_vec128 std2 = Lib_IntVector_Intrinsics_vec128_xor(st[4U], st[8U]);
  st[4U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std2, (uint32_t)7U);
  st[1U] = Lib_IntVector_Intrinsics_vec128_add32(st[1U], st[5U]);
  Lib_IntVector_Intrinsics_vec128 std3 = Lib_IntVector_Intrinsics_vec128_xor(st[13U], st[1U]);
  st[13U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std3, (uint32_t)16U);
  st[9U] = Lib_IntVector_Intrinsics_vec128_add32(st[9U], st[13U]);
  Lib_IntVector_Intrinsics_vec128 std4 = Lib_IntVector_Intrinsics_vec128_xor(st[5U], st[9U]);
  st[5U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std4, (uint32_t)12U);
  st[1U] = Lib_IntVector_Intrinsics_vec128_add32(st[1U], st[5U]);
  Lib_IntVector_Intrinsics_vec128 std5 = Lib_IntVector_Intrinsics_vec128_xor(st[13U], st[1U]);
  st[13U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std5, (uint32_t)8U);
  st[9U] = Lib_IntVector_Intrinsics_vec128_add32(st[9U], st[13U]);
  Lib_IntVector_Intrinsics_vec128 std6 = Lib_IntVector_Intrinsics_vec128_xor(st[5U], st[9U]);
  st[5U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std6, (uint32_t)7U);
  st[2U] = Lib_IntVector_Intrinsics_vec128_add32(st[2U], st[6U]);
  Lib_IntVector_Intrinsics_vec128 std7 = Lib_IntVector_Intrinsics_vec128_xor(st[14U], st[2U]);
  st[14U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std7, (uint32_t)16U);
  st[10U] = Lib_IntVector_Intrinsics_vec128_add32(st[10U], st[14U]);
  Lib_IntVector_Intrinsics_vec128 std8 = Lib_IntVector_Intrinsics_vec128_xor(st[6U], st[10U]);
  st[6U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std8, (uint32_t)12U);
  st[2U] = Lib_IntVector_Intrinsics_vec128_add32(st[2U], st[6U]);
  Lib_IntVector_Intrinsics_vec128 std9 = Lib_IntVector_Intrinsics_vec128_xor(st[14U], st[2U]);
  st[14U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std9, (uint32_t)8U);
  st[10U] = Lib_IntVector_Intrinsics_vec128_add32(st[10U], st[14U]);
  Lib_IntVector_Intrinsics_vec128 std10 = Lib_IntVector_Intrinsics_vec128_xor(st[6U], st[10U]);
  st[6U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std10, (uint32_t)7U);
  st[3U] = Lib_IntVector_Intrinsics_vec128_add32(st[3U], st[7U]);
  Lib_IntVector_Intrinsics_vec128 std11 = Lib_IntVector_Intrinsics_vec128_xor(st[15U], st[3U]);
  st[15U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std11, (uint32_t)16U);
  st[11U] = Lib_IntVector_Intrinsics_vec128_add32(st[11U], st[15U]);
  Lib_IntVector_Intrinsics_vec128 std12 = Lib_IntVector_Intrinsics_vec128_xor(st[7U], st[11U]);
  st[7U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std12, (uint32_t)12U);
  st[3U] = Lib_IntVector_Intrinsics_vec128_add32(st[3U], st[7U]);
  Lib_IntVector_Intrinsics_vec128 std13 = Lib_IntVector_Intrinsics_vec128_xor(st[15U], st[3U]);
  st[15U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std13, (uint32_t)8U);
  st[11U] = Lib_IntVector_Intrinsics_vec128_add32(st[11U], st[15U]);
  Lib_IntVector_Intrinsics_vec128 std14 = Lib_IntVector_Intrinsics_vec128_xor(st[7U], st[11U]);
  st[7U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std14, (uint32_t)7U);
  st[0U] = Lib_IntVector_Intrinsics_vec128_add32(st[0U], st[5U]);
  Lib_IntVector_Intrinsics_vec128 std15 = Lib_IntVector_Intrinsics_vec128_xor(st[15U], st[0U]);
  st[15U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std15, (uint32_t)16U);
  st[10U] = Lib_IntVector_Intrinsics_vec128_add32(st[10U], st[15U]);
  Lib_IntVector_Intrinsics_vec128 std16 = Lib_IntVector_Intrinsics_vec128_xor(st[5U], st[10U]);
  st[5U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std16, (uint32_t)12U);
  st[0U] = Lib_IntVector_Intrinsics_vec128_add32(st[0U], st[5U]);
  Lib_IntVector_Intrinsics_vec128 std17 = Lib_IntVector_Intrinsics_vec128_xor(st[15U], st[0U]);
  st[15U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std17, (uint32_t)8U);
  st[10U] = Lib_IntVector_Intrinsics_vec128_add32(st[10U], st[15U]);
  Lib_IntVector_Intrinsics_vec128 std18 = Lib_IntVector_Intrinsics_vec128_xor(st[5U], st[10U]);
  st[5U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std18, (uint32_t)7U);
  st[1U] = Lib_IntVector_Intrinsics_vec128_add32(st[1U], st[6U]);
  Lib_IntVector_Intrinsics_vec128 std19 = Lib_IntVector_Intrinsics_vec128_xor(st[12U], st[1U]);
  st[12U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std19, (uint32_t)16U);
  st[11U] = Lib_IntVector_Intrinsics_vec128_add32(st[11U], st[12U]);
  Lib_IntVector_Intrinsics_vec128 std20 = Lib_IntVector_Intrinsics_vec128_xor(st[6U], st[11U]);
  st[6U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std20, (uint32_t)12U);
  st[1U] = Lib_IntVector_Intrinsics_vec128_add32(st[1U], st[6U]);
  Lib_IntVector_Intrinsics_vec128 std21 = Lib_IntVector_Intrinsics_vec128_xor(st[12U], st[1U]);
  st[12U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std21, (uint32_t)8U);
  st[11U] = Lib_IntVector_Intrinsics_vec128_add32(st[11U], st[12U]);
  Lib_IntVector_Intrinsics_vec128 std22 = Lib_IntVector_Intrinsics_vec128_xor(st[6U], st[11U]);
  st[6U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std22, (uint32_t)7U);
  st[2U] = Lib_IntVector_Intrinsics_vec128_add32(st[2U], st[7U]);
  Lib_IntVector_Intrinsics_vec128 std23 = Lib_IntVector_Intrinsics_vec128_xor(st[13U], st[2U]);
  st[13U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std23, (uint32_t)16U);
  st[8U] = Lib_IntVector_Intrinsics_vec128_add32(st[8U], st[13U]);
  Lib_IntVector_Intrinsics_vec128 std24 = Lib_IntVector_Intrinsics_vec128_xor(st[7U], st[8U]);
  st[7U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std24, (uint32_t)12U);
  st[2U] = Lib_IntVector_Intrinsics_vec128_add32(st[2U], st[7U]);
  Lib_IntVector_Intrinsics_vec128 std25 = Lib_IntVector_Intrinsics_vec128_xor(st[13U], st[2U]);
  st[13U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std25, (uint32_t)8U);
  st[8U] = Lib_IntVector_Intrinsics_vec128_add32(st[8U], st[13U]);
  Lib_IntVector_Intrinsics_vec128 std26 = Lib_IntVector_Intrinsics_vec128_xor(st[7U], st[8U]);
  st[7U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std26, (uint32_t)7U);
  st[3U] = Lib_IntVector_Intrinsics_vec128_add32(st[3U], st[4U]);
  Lib_IntVector_Intrinsics_vec128 std27 = Lib_IntVector_Intrinsics_vec128_xor(st[14U], st[3U]);
  st[14U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std27, (uint32_t)16U);
  st[9U] = Lib_IntVector_Intrinsics_vec128_add32(st[9U], st[14U]);
  Lib_IntVector_Intrinsics_vec128 std28 = Lib_IntVector_Intrinsics_vec128_xor(st[4U], st[9U]);
  st[4U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std28, (uint32_t)12U);
  st[3U] = Lib_IntVector_Intrinsics_vec128_add32(st[3U], st[4U]);
  Lib_IntVector_Intrinsics_vec128 std29 = Lib_IntVector_Intrinsics_vec128_xor(st[14U], st[3U]);
  st[14U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std29, (uint32_t)8U);
  st[9U] = Lib_IntVector_Intrinsics_vec128_add32(st[9U], st[14U]);
  Lib_IntVector_Intrinsics_vec128 std30 = Lib_IntVector_Intrinsics_vec128_xor(st[4U], st[9U]);
  st[4U] = Lib_IntVector_Intrinsics_vec128_rotate_left32(std30, (uint32_t)7U);
}

static inline void
chacha20_core_128(
  Lib_IntVector_Intrinsics_vec128 *k,
  Lib_IntVector_Intrinsics_vec128 *ctx,
  uint32_t ctr
)
{
  memcpy(k, ctx, (uint32_t)16U * sizeof (Lib_IntVector_Intrinsics_vec128));
  uint32_t ctr_u32 = (uint32_t)4U * ctr;
  Lib_IntVector_Intrinsics_vec128 cv = Lib_IntVector_Intrinsics_vec128_load32(ctr_u32);
  k[12U] = Lib_IntVector_Intrinsics_vec128_add32(k[12U], cv);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  double_round_128(k);
  for (uint32_t i = (uint32_t)0U; i < (uint32_t)16U; i++)
  {
    Lib_IntVector_Intrinsics_vec128 *os = k;
    Lib_IntVector_Intrinsics_vec128 x = Lib_IntVector_Intrinsics_vec128_add32(k[i], ctx[i]);
    os[i] = x;
  }
  k[12U] = Lib_IntVector_Intrinsics_vec128_add32(k[12U], cv);
}

static inline void
chacha20_init_128(Lib_IntVector_Intrinsics_vec128 *ctx, uint8_t *k, uint8_t *n, uint32_t ctr)
{
  uint32_t ctx1[16U] = { 0U };
  uint32_t *uu____0 = ctx1;
  for (uint32_t i = (uint32_t)0U; i < (uint32_t)4U; i++)
  {
    uint32_t *os = uu____0;
    uint32_t x = Hacl_Impl_Chacha20_Vec_chacha20_constants[i];
    os[i] = x;
  }
  uint32_t *uu____1 = ctx1 + (uint32_t)4U;
  for (uint32_t i = (uint32_t)0U; i < (uint32_t)8U; i++)
  {
    uint32_t *os = uu____1;
    uint8_t *bj = k + i * (uint32_t)4U;
    uint32_t u = load32_le(bj);
    uint32_t r = u;
    uint32_t x = r;
    os[i] = x;
  }
  ctx1[12U] = ctr;
  uint32_t *uu____2 = ctx1 + (uint32_t)13U;
  for (uint32_t i = (uint32_t)0U; i < (uint32_t)3U; i++)
  {
    uint32_t *os = uu____2;
    uint8_t *bj = n + i * (uint32_t)4U;
    uint32_t u = load32_le(bj);
    uint32_t r = u;
    uint32_t x = r;
    os[i] = x;
  }
  for (uint32_t i = (uint32_t)0U; i < (uint32_t)16U; i++)
  {
    Lib_IntVector_Intrinsics_vec128 *os = ctx;
    uint32_t x = ctx1[i];
    Lib_IntVector_Intrinsics_vec128 x0 = Lib_IntVector_Intrinsics_vec128_load32(x);
    os[i] = x0;
  }
  Lib_IntVector_Intrinsics_vec128
  ctr1 =
    Lib_IntVector_Intrinsics_vec128_load32s((uint32_t)0U,
      (uint32_t)1U,
      (uint32_t)2U,
      (uint32_t)3U);
  Lib_IntVector_Intrinsics_vec128 c12 = ctx[12U];
  ctx[12U] = Lib_IntVector_Intrinsics_vec128_add32(c12, ctr1);
}

void
Hacl_Chacha20_Vec128_chacha20_encrypt_128(
  uint32_t len,
  uint8_t *out,
  uint8_t *text,
  uint8_t *key,
  uint8_t *n,
  uint32_t ctr
)
{
  Lib_IntVector_Intrinsics_vec128 ctx[16U];
  for (uint32_t _i = 0U; _i < (uint32_t)16U; ++_i)
    ctx[_i] = Lib_IntVector_Intrinsics_vec128_zero;
  chacha20_init_128(ctx, key, n, ctr);
  uint32_t rem = len % (uint32_t)256U;
  uint32_t nb = len / (uint32_t)256U;
  uint32_t rem1 = len % (uint32_t)256U;
  for (uint32_t i = (uint32_t)0U; i < nb; i++)
  {
    uint8_t *uu____0 = out + i * (uint32_t)256U;
    uint8_t *uu____1 = text + i * (uint32_t)256U;
    Lib_IntVector_Intrinsics_vec128 k[16U];
    for (uint32_t _i = 0U; _i < (uint32_t)16U; ++_i)
      k[_i] = Lib_IntVector_Intrinsics_vec128_zero;
    chacha20_core_128(k, ctx, i);
    Lib_IntVector_Intrinsics_vec128 st0 = k[0U];
    Lib_IntVector_Intrinsics_vec128 st1 = k[1U];
    Lib_IntVector_Intrinsics_vec128 st2 = k[2U];
    Lib_IntVector_Intrinsics_vec128 st3 = k[3U];
    Lib_IntVector_Intrinsics_vec128 st4 = k[4U];
    Lib_IntVector_Intrinsics_vec128 st5 = k[5U];
    Lib_IntVector_Intrinsics_vec128 st6 = k[6U];
    Lib_IntVector_Intrinsics_vec128 st7 = k[7U];
    Lib_IntVector_Intrinsics_vec128 st8 = k[8U];
    Lib_IntVector_Intrinsics_vec128 st9 = k[9U];
    Lib_IntVector_Intrinsics_vec128 st10 = k[10U];
    Lib_IntVector_Intrinsics_vec128 st11 = k[11U];
    Lib_IntVector_Intrinsics_vec128 st12 = k[12U];
    Lib_IntVector_Intrinsics_vec128 st13 = k[13U];
    Lib_IntVector_Intrinsics_vec128 st14 = k[14U];
    Lib_IntVector_Intrinsics_vec128 st15 = k[15U];
    Lib_IntVector_Intrinsics_vec128
    v0_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v1_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v2_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v3_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v0__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v1__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v2__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128
    v3__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128 v0__0 = v0__;
    Lib_IntVector_Intrinsics_vec128 v2__0 = v2__;
    Lib_IntVector_Intrinsics_vec128 v1__0 = v1__;
    Lib_IntVector_Intrinsics_vec128 v3__0 = v3__;
    Lib_IntVector_Intrinsics_vec128 v0 = v0__0;
    Lib_IntVector_Intrinsics_vec128 v1 = v1__0;
    Lib_IntVector_Intrinsics_vec128 v2 = v2__0;
    Lib_IntVector_Intrinsics_vec128 v3 = v3__0;
    Lib_IntVector_Intrinsics_vec128
    v0_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v1_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v2_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v3_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v0__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v1__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v2__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128
    v3__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128 v0__2 = v0__1;
    Lib_IntVector_Intrinsics_vec128 v2__2 = v2__1;
    Lib_IntVector_Intrinsics_vec128 v1__2 = v1__1;
    Lib_IntVector_Intrinsics_vec128 v3__2 = v3__1;
    Lib_IntVector_Intrinsics_vec128 v4 = v0__2;
    Lib_IntVector_Intrinsics_vec128 v5 = v1__2;
    Lib_IntVector_Intrinsics_vec128 v6 = v2__2;
    Lib_IntVector_Intrinsics_vec128 v7 = v3__2;
    Lib_IntVector_Intrinsics_vec128
    v0_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v1_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v2_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v3_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v0__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v1__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v2__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128
    v3__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128 v0__4 = v0__3;
    Lib_IntVector_Intrinsics_vec128 v2__4 = v2__3;
    Lib_IntVector_Intrinsics_vec128 v1__4 = v1__3;
    Lib_IntVector_Intrinsics_vec128 v3__4 = v3__3;
    Lib_IntVector_Intrinsics_vec128 v8 = v0__4;
    Lib_IntVector_Intrinsics_vec128 v9 = v1__4;
    Lib_IntVector_Intrinsics_vec128 v10 = v2__4;
    Lib_IntVector_Intrinsics_vec128 v11 = v3__4;
    Lib_IntVector_Intrinsics_vec128
    v0_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v1_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v2_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v3_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v0__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v1__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v2__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128
    v3__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128 v0__6 = v0__5;
    Lib_IntVector_Intrinsics_vec128 v2__6 = v2__5;
    Lib_IntVector_Intrinsics_vec128 v1__6 = v1__5;
    Lib_IntVector_Intrinsics_vec128 v3__6 = v3__5;
    Lib_IntVector_Intrinsics_vec128 v12 = v0__6;
    Lib_IntVector_Intrinsics_vec128 v13 = v1__6;
    Lib_IntVector_Intrinsics_vec128 v14 = v2__6;
    Lib_IntVector_Intrinsics_vec128 v15 = v3__6;
    k[0U] = v0;
    k[1U] = v4;
    k[2U] = v8;
    k[3U] = v12;
    k[4U] = v1;
    k[5U] = v5;
    k[6U] = v9;
    k[7U] = v13;
    k[8U] = v2;
    k[9U] = v6;
    k[10U] = v10;
    k[11U] = v14;
    k[12U] = v3;
    k[13U] = v7;
    k[14U] = v11;
    k[15U] = v15;
    for (uint32_t i0 = (uint32_t)0U; i0 < (uint32_t)16U; i0++)
    {
      Lib_IntVector_Intrinsics_vec128
      x = Lib_IntVector_Intrinsics_vec128_load32_le(uu____1 + i0 * (uint32_t)16U);
      Lib_IntVector_Intrinsics_vec128 y = Lib_IntVector_Intrinsics_vec128_xor(x, k[i0]);
      Lib_IntVector_Intrinsics_vec128_store32_le(uu____0 + i0 * (uint32_t)16U, y);
    }
  }
  if (rem1 > (uint32_t)0U)
  {
    uint8_t *uu____2 = out + nb * (uint32_t)256U;
    uint8_t *uu____3 = text + nb * (uint32_t)256U;
    uint8_t plain[256U] = { 0U };
    memcpy(plain, uu____3, rem * sizeof (uint8_t));
    Lib_IntVector_Intrinsics_vec128 k[16U];
    for (uint32_t _i = 0U; _i < (uint32_t)16U; ++_i)
      k[_i] = Lib_IntVector_Intrinsics_vec128_zero;
    chacha20_core_128(k, ctx, nb);
    Lib_IntVector_Intrinsics_vec128 st0 = k[0U];
    Lib_IntVector_Intrinsics_vec128 st1 = k[1U];
    Lib_IntVector_Intrinsics_vec128 st2 = k[2U];
    Lib_IntVector_Intrinsics_vec128 st3 = k[3U];
    Lib_IntVector_Intrinsics_vec128 st4 = k[4U];
    Lib_IntVector_Intrinsics_vec128 st5 = k[5U];
    Lib_IntVector_Intrinsics_vec128 st6 = k[6U];
    Lib_IntVector_Intrinsics_vec128 st7 = k[7U];
    Lib_IntVector_Intrinsics_vec128 st8 = k[8U];
    Lib_IntVector_Intrinsics_vec128 st9 = k[9U];
    Lib_IntVector_Intrinsics_vec128 st10 = k[10U];
    Lib_IntVector_Intrinsics_vec128 st11 = k[11U];
    Lib_IntVector_Intrinsics_vec128 st12 = k[12U];
    Lib_IntVector_Intrinsics_vec128 st13 = k[13U];
    Lib_IntVector_Intrinsics_vec128 st14 = k[14U];
    Lib_IntVector_Intrinsics_vec128 st15 = k[15U];
    Lib_IntVector_Intrinsics_vec128
    v0_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v1_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v2_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v3_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v0__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v1__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v2__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128
    v3__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128 v0__0 = v0__;
    Lib_IntVector_Intrinsics_vec128 v2__0 = v2__;
    Lib_IntVector_Intrinsics_vec128 v1__0 = v1__;
    Lib_IntVector_Intrinsics_vec128 v3__0 = v3__;
    Lib_IntVector_Intrinsics_vec128 v0 = v0__0;
    Lib_IntVector_Intrinsics_vec128 v1 = v1__0;
    Lib_IntVector_Intrinsics_vec128 v2 = v2__0;
    Lib_IntVector_Intrinsics_vec128 v3 = v3__0;
    Lib_IntVector_Intrinsics_vec128
    v0_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v1_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v2_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v3_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v0__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v1__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v2__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128
    v3__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128 v0__2 = v0__1;
    Lib_IntVector_Intrinsics_vec128 v2__2 = v2__1;
    Lib_IntVector_Intrinsics_vec128 v1__2 = v1__1;
    Lib_IntVector_Intrinsics_vec128 v3__2 = v3__1;
    Lib_IntVector_Intrinsics_vec128 v4 = v0__2;
    Lib_IntVector_Intrinsics_vec128 v5 = v1__2;
    Lib_IntVector_Intrinsics_vec128 v6 = v2__2;
    Lib_IntVector_Intrinsics_vec128 v7 = v3__2;
    Lib_IntVector_Intrinsics_vec128
    v0_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v1_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v2_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v3_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v0__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v1__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v2__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128
    v3__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128 v0__4 = v0__3;
    Lib_IntVector_Intrinsics_vec128 v2__4 = v2__3;
    Lib_IntVector_Intrinsics_vec128 v1__4 = v1__3;
    Lib_IntVector_Intrinsics_vec128 v3__4 = v3__3;
    Lib_IntVector_Intrinsics_vec128 v8 = v0__4;
    Lib_IntVector_Intrinsics_vec128 v9 = v1__4;
    Lib_IntVector_Intrinsics_vec128 v10 = v2__4;
    Lib_IntVector_Intrinsics_vec128 v11 = v3__4;
    Lib_IntVector_Intrinsics_vec128
    v0_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v1_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v2_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v3_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v0__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v1__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v2__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128
    v3__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128 v0__6 = v0__5;
    Lib_IntVector_Intrinsics_vec128 v2__6 = v2__5;
    Lib_IntVector_Intrinsics_vec128 v1__6 = v1__5;
    Lib_IntVector_Intrinsics_vec128 v3__6 = v3__5;
    Lib_IntVector_Intrinsics_vec128 v12 = v0__6;
    Lib_IntVector_Intrinsics_vec128 v13 = v1__6;
    Lib_IntVector_Intrinsics_vec128 v14 = v2__6;
    Lib_IntVector_Intrinsics_vec128 v15 = v3__6;
    k[0U] = v0;
    k[1U] = v4;
    k[2U] = v8;
    k[3U] = v12;
    k[4U] = v1;
    k[5U] = v5;
    k[6U] = v9;
    k[7U] = v13;
    k[8U] = v2;
    k[9U] = v6;
    k[10U] = v10;
    k[11U] = v14;
    k[12U] = v3;
    k[13U] = v7;
    k[14U] = v11;
    k[15U] = v15;
    for (uint32_t i = (uint32_t)0U; i < (uint32_t)16U; i++)
    {
      Lib_IntVector_Intrinsics_vec128
      x = Lib_IntVector_Intrinsics_vec128_load32_le(plain + i * (uint32_t)16U);
      Lib_IntVector_Intrinsics_vec128 y = Lib_IntVector_Intrinsics_vec128_xor(x, k[i]);
      Lib_IntVector_Intrinsics_vec128_store32_le(plain + i * (uint32_t)16U, y);
    }
    memcpy(uu____2, plain, rem * sizeof (uint8_t));
  }
}

void
Hacl_Chacha20_Vec128_chacha20_decrypt_128(
  uint32_t len,
  uint8_t *out,
  uint8_t *cipher,
  uint8_t *key,
  uint8_t *n,
  uint32_t ctr
)
{
  Lib_IntVector_Intrinsics_vec128 ctx[16U];
  for (uint32_t _i = 0U; _i < (uint32_t)16U; ++_i)
    ctx[_i] = Lib_IntVector_Intrinsics_vec128_zero;
  chacha20_init_128(ctx, key, n, ctr);
  uint32_t rem = len % (uint32_t)256U;
  uint32_t nb = len / (uint32_t)256U;
  uint32_t rem1 = len % (uint32_t)256U;
  for (uint32_t i = (uint32_t)0U; i < nb; i++)
  {
    uint8_t *uu____0 = out + i * (uint32_t)256U;
    uint8_t *uu____1 = cipher + i * (uint32_t)256U;
    Lib_IntVector_Intrinsics_vec128 k[16U];
    for (uint32_t _i = 0U; _i < (uint32_t)16U; ++_i)
      k[_i] = Lib_IntVector_Intrinsics_vec128_zero;
    chacha20_core_128(k, ctx, i);
    Lib_IntVector_Intrinsics_vec128 st0 = k[0U];
    Lib_IntVector_Intrinsics_vec128 st1 = k[1U];
    Lib_IntVector_Intrinsics_vec128 st2 = k[2U];
    Lib_IntVector_Intrinsics_vec128 st3 = k[3U];
    Lib_IntVector_Intrinsics_vec128 st4 = k[4U];
    Lib_IntVector_Intrinsics_vec128 st5 = k[5U];
    Lib_IntVector_Intrinsics_vec128 st6 = k[6U];
    Lib_IntVector_Intrinsics_vec128 st7 = k[7U];
    Lib_IntVector_Intrinsics_vec128 st8 = k[8U];
    Lib_IntVector_Intrinsics_vec128 st9 = k[9U];
    Lib_IntVector_Intrinsics_vec128 st10 = k[10U];
    Lib_IntVector_Intrinsics_vec128 st11 = k[11U];
    Lib_IntVector_Intrinsics_vec128 st12 = k[12U];
    Lib_IntVector_Intrinsics_vec128 st13 = k[13U];
    Lib_IntVector_Intrinsics_vec128 st14 = k[14U];
    Lib_IntVector_Intrinsics_vec128 st15 = k[15U];
    Lib_IntVector_Intrinsics_vec128
    v0_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v1_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v2_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v3_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v0__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v1__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v2__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128
    v3__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128 v0__0 = v0__;
    Lib_IntVector_Intrinsics_vec128 v2__0 = v2__;
    Lib_IntVector_Intrinsics_vec128 v1__0 = v1__;
    Lib_IntVector_Intrinsics_vec128 v3__0 = v3__;
    Lib_IntVector_Intrinsics_vec128 v0 = v0__0;
    Lib_IntVector_Intrinsics_vec128 v1 = v1__0;
    Lib_IntVector_Intrinsics_vec128 v2 = v2__0;
    Lib_IntVector_Intrinsics_vec128 v3 = v3__0;
    Lib_IntVector_Intrinsics_vec128
    v0_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v1_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v2_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v3_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v0__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v1__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v2__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128
    v3__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128 v0__2 = v0__1;
    Lib_IntVector_Intrinsics_vec128 v2__2 = v2__1;
    Lib_IntVector_Intrinsics_vec128 v1__2 = v1__1;
    Lib_IntVector_Intrinsics_vec128 v3__2 = v3__1;
    Lib_IntVector_Intrinsics_vec128 v4 = v0__2;
    Lib_IntVector_Intrinsics_vec128 v5 = v1__2;
    Lib_IntVector_Intrinsics_vec128 v6 = v2__2;
    Lib_IntVector_Intrinsics_vec128 v7 = v3__2;
    Lib_IntVector_Intrinsics_vec128
    v0_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v1_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v2_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v3_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v0__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v1__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v2__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128
    v3__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128 v0__4 = v0__3;
    Lib_IntVector_Intrinsics_vec128 v2__4 = v2__3;
    Lib_IntVector_Intrinsics_vec128 v1__4 = v1__3;
    Lib_IntVector_Intrinsics_vec128 v3__4 = v3__3;
    Lib_IntVector_Intrinsics_vec128 v8 = v0__4;
    Lib_IntVector_Intrinsics_vec128 v9 = v1__4;
    Lib_IntVector_Intrinsics_vec128 v10 = v2__4;
    Lib_IntVector_Intrinsics_vec128 v11 = v3__4;
    Lib_IntVector_Intrinsics_vec128
    v0_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v1_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v2_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v3_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v0__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v1__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v2__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128
    v3__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128 v0__6 = v0__5;
    Lib_IntVector_Intrinsics_vec128 v2__6 = v2__5;
    Lib_IntVector_Intrinsics_vec128 v1__6 = v1__5;
    Lib_IntVector_Intrinsics_vec128 v3__6 = v3__5;
    Lib_IntVector_Intrinsics_vec128 v12 = v0__6;
    Lib_IntVector_Intrinsics_vec128 v13 = v1__6;
    Lib_IntVector_Intrinsics_vec128 v14 = v2__6;
    Lib_IntVector_Intrinsics_vec128 v15 = v3__6;
    k[0U] = v0;
    k[1U] = v4;
    k[2U] = v8;
    k[3U] = v12;
    k[4U] = v1;
    k[5U] = v5;
    k[6U] = v9;
    k[7U] = v13;
    k[8U] = v2;
    k[9U] = v6;
    k[10U] = v10;
    k[11U] = v14;
    k[12U] = v3;
    k[13U] = v7;
    k[14U] = v11;
    k[15U] = v15;
    for (uint32_t i0 = (uint32_t)0U; i0 < (uint32_t)16U; i0++)
    {
      Lib_IntVector_Intrinsics_vec128
      x = Lib_IntVector_Intrinsics_vec128_load32_le(uu____1 + i0 * (uint32_t)16U);
      Lib_IntVector_Intrinsics_vec128 y = Lib_IntVector_Intrinsics_vec128_xor(x, k[i0]);
      Lib_IntVector_Intrinsics_vec128_store32_le(uu____0 + i0 * (uint32_t)16U, y);
    }
  }
  if (rem1 > (uint32_t)0U)
  {
    uint8_t *uu____2 = out + nb * (uint32_t)256U;
    uint8_t *uu____3 = cipher + nb * (uint32_t)256U;
    uint8_t plain[256U] = { 0U };
    memcpy(plain, uu____3, rem * sizeof (uint8_t));
    Lib_IntVector_Intrinsics_vec128 k[16U];
    for (uint32_t _i = 0U; _i < (uint32_t)16U; ++_i)
      k[_i] = Lib_IntVector_Intrinsics_vec128_zero;
    chacha20_core_128(k, ctx, nb);
    Lib_IntVector_Intrinsics_vec128 st0 = k[0U];
    Lib_IntVector_Intrinsics_vec128 st1 = k[1U];
    Lib_IntVector_Intrinsics_vec128 st2 = k[2U];
    Lib_IntVector_Intrinsics_vec128 st3 = k[3U];
    Lib_IntVector_Intrinsics_vec128 st4 = k[4U];
    Lib_IntVector_Intrinsics_vec128 st5 = k[5U];
    Lib_IntVector_Intrinsics_vec128 st6 = k[6U];
    Lib_IntVector_Intrinsics_vec128 st7 = k[7U];
    Lib_IntVector_Intrinsics_vec128 st8 = k[8U];
    Lib_IntVector_Intrinsics_vec128 st9 = k[9U];
    Lib_IntVector_Intrinsics_vec128 st10 = k[10U];
    Lib_IntVector_Intrinsics_vec128 st11 = k[11U];
    Lib_IntVector_Intrinsics_vec128 st12 = k[12U];
    Lib_IntVector_Intrinsics_vec128 st13 = k[13U];
    Lib_IntVector_Intrinsics_vec128 st14 = k[14U];
    Lib_IntVector_Intrinsics_vec128 st15 = k[15U];
    Lib_IntVector_Intrinsics_vec128
    v0_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v1_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st0, st1);
    Lib_IntVector_Intrinsics_vec128
    v2_ = Lib_IntVector_Intrinsics_vec128_interleave_low32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v3_ = Lib_IntVector_Intrinsics_vec128_interleave_high32(st2, st3);
    Lib_IntVector_Intrinsics_vec128
    v0__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v1__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_, v2_);
    Lib_IntVector_Intrinsics_vec128
    v2__ = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128
    v3__ = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_, v3_);
    Lib_IntVector_Intrinsics_vec128 v0__0 = v0__;
    Lib_IntVector_Intrinsics_vec128 v2__0 = v2__;
    Lib_IntVector_Intrinsics_vec128 v1__0 = v1__;
    Lib_IntVector_Intrinsics_vec128 v3__0 = v3__;
    Lib_IntVector_Intrinsics_vec128 v0 = v0__0;
    Lib_IntVector_Intrinsics_vec128 v1 = v1__0;
    Lib_IntVector_Intrinsics_vec128 v2 = v2__0;
    Lib_IntVector_Intrinsics_vec128 v3 = v3__0;
    Lib_IntVector_Intrinsics_vec128
    v0_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v1_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st4, st5);
    Lib_IntVector_Intrinsics_vec128
    v2_0 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v3_0 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st6, st7);
    Lib_IntVector_Intrinsics_vec128
    v0__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v1__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_0, v2_0);
    Lib_IntVector_Intrinsics_vec128
    v2__1 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128
    v3__1 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_0, v3_0);
    Lib_IntVector_Intrinsics_vec128 v0__2 = v0__1;
    Lib_IntVector_Intrinsics_vec128 v2__2 = v2__1;
    Lib_IntVector_Intrinsics_vec128 v1__2 = v1__1;
    Lib_IntVector_Intrinsics_vec128 v3__2 = v3__1;
    Lib_IntVector_Intrinsics_vec128 v4 = v0__2;
    Lib_IntVector_Intrinsics_vec128 v5 = v1__2;
    Lib_IntVector_Intrinsics_vec128 v6 = v2__2;
    Lib_IntVector_Intrinsics_vec128 v7 = v3__2;
    Lib_IntVector_Intrinsics_vec128
    v0_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v1_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st8, st9);
    Lib_IntVector_Intrinsics_vec128
    v2_1 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v3_1 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st10, st11);
    Lib_IntVector_Intrinsics_vec128
    v0__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v1__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_1, v2_1);
    Lib_IntVector_Intrinsics_vec128
    v2__3 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128
    v3__3 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_1, v3_1);
    Lib_IntVector_Intrinsics_vec128 v0__4 = v0__3;
    Lib_IntVector_Intrinsics_vec128 v2__4 = v2__3;
    Lib_IntVector_Intrinsics_vec128 v1__4 = v1__3;
    Lib_IntVector_Intrinsics_vec128 v3__4 = v3__3;
    Lib_IntVector_Intrinsics_vec128 v8 = v0__4;
    Lib_IntVector_Intrinsics_vec128 v9 = v1__4;
    Lib_IntVector_Intrinsics_vec128 v10 = v2__4;
    Lib_IntVector_Intrinsics_vec128 v11 = v3__4;
    Lib_IntVector_Intrinsics_vec128
    v0_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v1_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st12, st13);
    Lib_IntVector_Intrinsics_vec128
    v2_2 = Lib_IntVector_Intrinsics_vec128_interleave_low32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v3_2 = Lib_IntVector_Intrinsics_vec128_interleave_high32(st14, st15);
    Lib_IntVector_Intrinsics_vec128
    v0__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v1__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v0_2, v2_2);
    Lib_IntVector_Intrinsics_vec128
    v2__5 = Lib_IntVector_Intrinsics_vec128_interleave_low64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128
    v3__5 = Lib_IntVector_Intrinsics_vec128_interleave_high64(v1_2, v3_2);
    Lib_IntVector_Intrinsics_vec128 v0__6 = v0__5;
    Lib_IntVector_Intrinsics_vec128 v2__6 = v2__5;
    Lib_IntVector_Intrinsics_vec128 v1__6 = v1__5;
    Lib_IntVector_Intrinsics_vec128 v3__6 = v3__5;
    Lib_IntVector_Intrinsics_vec128 v12 = v0__6;
    Lib_IntVector_Intrinsics_vec128 v13 = v1__6;
    Lib_IntVector_Intrinsics_vec128 v14 = v2__6;
    Lib_IntVector_Intrinsics_vec128 v15 = v3__6;
    k[0U] = v0;
    k[1U] = v4;
    k[2U] = v8;
    k[3U] = v12;
    k[4U] = v1;
    k[5U] = v5;
    k[6U] = v9;
    k[7U] = v13;
    k[8U] = v2;
    k[9U] = v6;
    k[10U] = v10;
    k[11U] = v14;
    k[12U] = v3;
    k[13U] = v7;
    k[14U] = v11;
    k[15U] = v15;
    for (uint32_t i = (uint32_t)0U; i < (uint32_t)16U; i++)
    {
      Lib_IntVector_Intrinsics_vec128
      x = Lib_IntVector_Intrinsics_vec128_load32_le(plain + i * (uint32_t)16U);
      Lib_IntVector_Intrinsics_vec128 y = Lib_IntVector_Intrinsics_vec128_xor(x, k[i]);
      Lib_IntVector_Intrinsics_vec128_store32_le(plain + i * (uint32_t)16U, y);
    }
    memcpy(uu____2, plain, rem * sizeof (uint8_t));
  }
}