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Quelle Hacl_Chacha20_Vec256.c Sprache: C |
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/* MIT License * * Copyright (c) 2016-2022 INRIA, CMU and Microsoft Corporation * Copyright (c) 2022-2023 HACL* Contributors * * 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_Vec256.h" #include "internal/Hacl_Chacha20.h" #include "libintvector.h" static inline void double_round_256(Lib_IntVector_Intrinsics_vec256 *st) { st[0U] = Lib_IntVector_Intrinsics_vec256_add32(st[0U], st[4U]); Lib_IntVector_Intrinsics_vec256 std = Lib_IntVector_Intrinsics_vec256_xor(st[12U], s st[12U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std, (uint32_t)16U); st[8U] = Lib_IntVector_Intrinsics_vec256_add32(st[8U], st[12U]); Lib_IntVector_Intrinsics_vec256 std0 = Lib_IntVector_Intrinsics_vec256_xor(st[4U], s st[4U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std0, (uint32_t)12U); st[0U] = Lib_IntVector_Intrinsics_vec256_add32(st[0U], st[4U]); Lib_IntVector_Intrinsics_vec256 std1 = Lib_IntVector_Intrinsics_vec256_xor(st[12U], st[12U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std1, (uint32_t)8U); st[8U] = Lib_IntVector_Intrinsics_vec256_add32(st[8U], st[12U]); Lib_IntVector_Intrinsics_vec256 std2 = Lib_IntVector_Intrinsics_vec256_xor(st[4U], s st[4U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std2, (uint32_t)7U); st[1U] = Lib_IntVector_Intrinsics_vec256_add32(st[1U], st[5U]); Lib_IntVector_Intrinsics_vec256 std3 = Lib_IntVector_Intrinsics_vec256_xor(st[13U], st[13U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std3, (uint32_t)16U); st[9U] = Lib_IntVector_Intrinsics_vec256_add32(st[9U], st[13U]); Lib_IntVector_Intrinsics_vec256 std4 = Lib_IntVector_Intrinsics_vec256_xor(st[5U], s st[5U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std4, (uint32_t)12U); st[1U] = Lib_IntVector_Intrinsics_vec256_add32(st[1U], st[5U]); Lib_IntVector_Intrinsics_vec256 std5 = Lib_IntVector_Intrinsics_vec256_xor(st[13U], st[13U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std5, (uint32_t)8U); st[9U] = Lib_IntVector_Intrinsics_vec256_add32(st[9U], st[13U]); Lib_IntVector_Intrinsics_vec256 std6 = Lib_IntVector_Intrinsics_vec256_xor(st[5U], s st[5U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std6, (uint32_t)7U); st[2U] = Lib_IntVector_Intrinsics_vec256_add32(st[2U], st[6U]); Lib_IntVector_Intrinsics_vec256 std7 = Lib_IntVector_Intrinsics_vec256_xor(st[14U], st[14U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std7, (uint32_t)16U); st[10U] = Lib_IntVector_Intrinsics_vec256_add32(st[10U], st[14U]); Lib_IntVector_Intrinsics_vec256 std8 = Lib_IntVector_Intrinsics_vec256_xor(st[6U], s st[6U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std8, (uint32_t)12U); st[2U] = Lib_IntVector_Intrinsics_vec256_add32(st[2U], st[6U]); Lib_IntVector_Intrinsics_vec256 std9 = Lib_IntVector_Intrinsics_vec256_xor(st[14U], st[14U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std9, (uint32_t)8U); st[10U] = Lib_IntVector_Intrinsics_vec256_add32(st[10U], st[14U]); Lib_IntVector_Intrinsics_vec256 std10 = Lib_IntVector_Intrinsics_vec256_xor(st[6U], st[6U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std10, (uint32_t)7U); st[3U] = Lib_IntVector_Intrinsics_vec256_add32(st[3U], st[7U]); Lib_IntVector_Intrinsics_vec256 std11 = Lib_IntVector_Intrinsics_vec256_xor(st[15U] st[15U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std11, (uint32_t)16U); st[11U] = Lib_IntVector_Intrinsics_vec256_add32(st[11U], st[15U]); Lib_IntVector_Intrinsics_vec256 std12 = Lib_IntVector_Intrinsics_vec256_xor(st[7U], st[7U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std12, (uint32_t)12U); st[3U] = Lib_IntVector_Intrinsics_vec256_add32(st[3U], st[7U]); Lib_IntVector_Intrinsics_vec256 std13 = Lib_IntVector_Intrinsics_vec256_xor(st[15U] st[15U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std13, (uint32_t)8U); st[11U] = Lib_IntVector_Intrinsics_vec256_add32(st[11U], st[15U]); Lib_IntVector_Intrinsics_vec256 std14 = Lib_IntVector_Intrinsics_vec256_xor(st[7U], st[7U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std14, (uint32_t)7U); st[0U] = Lib_IntVector_Intrinsics_vec256_add32(st[0U], st[5U]); Lib_IntVector_Intrinsics_vec256 std15 = Lib_IntVector_Intrinsics_vec256_xor(st[15U] st[15U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std15, (uint32_t)16U); st[10U] = Lib_IntVector_Intrinsics_vec256_add32(st[10U], st[15U]); Lib_IntVector_Intrinsics_vec256 std16 = Lib_IntVector_Intrinsics_vec256_xor(st[5U], st[5U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std16, (uint32_t)12U); st[0U] = Lib_IntVector_Intrinsics_vec256_add32(st[0U], st[5U]); Lib_IntVector_Intrinsics_vec256 std17 = Lib_IntVector_Intrinsics_vec256_xor(st[15U] st[15U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std17, (uint32_t)8U); st[10U] = Lib_IntVector_Intrinsics_vec256_add32(st[10U], st[15U]); Lib_IntVector_Intrinsics_vec256 std18 = Lib_IntVector_Intrinsics_vec256_xor(st[5U], st[5U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std18, (uint32_t)7U); st[1U] = Lib_IntVector_Intrinsics_vec256_add32(st[1U], st[6U]); Lib_IntVector_Intrinsics_vec256 std19 = Lib_IntVector_Intrinsics_vec256_xor(st[12U] st[12U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std19, (uint32_t)16U); st[11U] = Lib_IntVector_Intrinsics_vec256_add32(st[11U], st[12U]); Lib_IntVector_Intrinsics_vec256 std20 = Lib_IntVector_Intrinsics_vec256_xor(st[6U], st[6U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std20, (uint32_t)12U); st[1U] = Lib_IntVector_Intrinsics_vec256_add32(st[1U], st[6U]); Lib_IntVector_Intrinsics_vec256 std21 = Lib_IntVector_Intrinsics_vec256_xor(st[12U] st[12U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std21, (uint32_t)8U); st[11U] = Lib_IntVector_Intrinsics_vec256_add32(st[11U], st[12U]); Lib_IntVector_Intrinsics_vec256 std22 = Lib_IntVector_Intrinsics_vec256_xor(st[6U], st[6U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std22, (uint32_t)7U); st[2U] = Lib_IntVector_Intrinsics_vec256_add32(st[2U], st[7U]); Lib_IntVector_Intrinsics_vec256 std23 = Lib_IntVector_Intrinsics_vec256_xor(st[13U] st[13U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std23, (uint32_t)16U); st[8U] = Lib_IntVector_Intrinsics_vec256_add32(st[8U], st[13U]); Lib_IntVector_Intrinsics_vec256 std24 = Lib_IntVector_Intrinsics_vec256_xor(st[7U], st[7U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std24, (uint32_t)12U); st[2U] = Lib_IntVector_Intrinsics_vec256_add32(st[2U], st[7U]); Lib_IntVector_Intrinsics_vec256 std25 = Lib_IntVector_Intrinsics_vec256_xor(st[13U] st[13U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std25, (uint32_t)8U); st[8U] = Lib_IntVector_Intrinsics_vec256_add32(st[8U], st[13U]); Lib_IntVector_Intrinsics_vec256 std26 = Lib_IntVector_Intrinsics_vec256_xor(st[7U], st[7U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std26, (uint32_t)7U); st[3U] = Lib_IntVector_Intrinsics_vec256_add32(st[3U], st[4U]); Lib_IntVector_Intrinsics_vec256 std27 = Lib_IntVector_Intrinsics_vec256_xor(st[14U] st[14U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std27, (uint32_t)16U); st[9U] = Lib_IntVector_Intrinsics_vec256_add32(st[9U], st[14U]); Lib_IntVector_Intrinsics_vec256 std28 = Lib_IntVector_Intrinsics_vec256_xor(st[4U], st[4U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std28, (uint32_t)12U); st[3U] = Lib_IntVector_Intrinsics_vec256_add32(st[3U], st[4U]); Lib_IntVector_Intrinsics_vec256 std29 = Lib_IntVector_Intrinsics_vec256_xor(st[14U] st[14U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std29, (uint32_t)8U); st[9U] = Lib_IntVector_Intrinsics_vec256_add32(st[9U], st[14U]); Lib_IntVector_Intrinsics_vec256 std30 = Lib_IntVector_Intrinsics_vec256_xor(st[4U], st[4U] = Lib_IntVector_Intrinsics_vec256_rotate_left32(std30, (uint32_t)7U); } static inline void chacha20_core_256( Lib_IntVector_Intrinsics_vec256 *k, Lib_IntVector_Intrinsics_vec256 *ctx, uint32_t ctr) { memcpy(k, ctx, (uint32_t)16U * sizeof(Lib_IntVector_Intrinsics_vec256)); uint32_t ctr_u32 = (uint32_t)8U * ctr; Lib_IntVector_Intrinsics_vec256 cv = Lib_IntVector_Intrinsics_vec256_load32(ctr_u32 k[12U] = Lib_IntVector_Intrinsics_vec256_add32(k[12U], cv); double_round_256(k); double_round_256(k); double_round_256(k); double_round_256(k); double_round_256(k); double_round_256(k); double_round_256(k); double_round_256(k); double_round_256(k); double_round_256(k); KRML_MAYBE_FOR16(i, (uint32_t)0U, (uint32_t)16U, (uint32_t)1U, Lib_IntVector_Intrinsics_vec256 *os = k; Lib_IntVector_Intrinsics_vec256 x = Lib_IntVector_Intrinsics_vec256_add32(k[i], ctx[ os[i] = x;); k[12U] = Lib_IntVector_Intrinsics_vec256_add32(k[12U], cv); } static inline void chacha20_init_256(Lib_IntVector_Intrinsics_vec256 *ctx, uint8_t *k, uint8_t *n, uint32 { uint32_t ctx1[16U] = { 0U }; KRML_MAYBE_FOR4(i, (uint32_t)0U, (uint32_t)4U, (uint32_t)1U, uint32_t *os = ctx1; uint32_t x = Hacl_Impl_Chacha20_Vec_chacha20_constants[i]; os[i] = x;); KRML_MAYBE_FOR8(i, (uint32_t)0U, (uint32_t)8U, (uint32_t)1U, uint32_t *os = ctx1 + (uint32_t)4U; 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; KRML_MAYBE_FOR3(i, (uint32_t)0U, (uint32_t)3U, (uint32_t)1U, uint32_t *os = ctx1 + (uint32_t)13U; 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;); KRML_MAYBE_FOR16(i, (uint32_t)0U, (uint32_t)16U, (uint32_t)1U, Lib_IntVector_Intrinsics_vec256 *os = ctx; uint32_t x = ctx1[i]; Lib_IntVector_Intrinsics_vec256 x0 = Lib_IntVector_Intrinsics_vec256_load32(x); os[i] = x0;); Lib_IntVector_Intrinsics_vec256 ctr1 = Lib_IntVector_Intrinsics_vec256_load32s((uint32_t)0U, (uint32_t)1U, (uint32_t)2U, (uint32_t)3U, (uint32_t)4U, (uint32_t)5U, (uint32_t)6U, (uint32_t)7U); Lib_IntVector_Intrinsics_vec256 c12 = ctx[12U]; ctx[12U] = Lib_IntVector_Intrinsics_vec256_add32(c12, ctr1); } void Hacl_Chacha20_Vec256_chacha20_encrypt_256( uint32_t len, uint8_t *out, uint8_t *text, uint8_t *key, uint8_t *n, uint32_t ctr) { KRML_PRE_ALIGN(32) Lib_IntVector_Intrinsics_vec256 ctx[16U] KRML_POST_ALIGN(32) = { 0U }; chacha20_init_256(ctx, key, n, ctr); uint32_t rem = len % (uint32_t)512U; uint32_t nb = len / (uint32_t)512U; uint32_t rem1 = len % (uint32_t)512U; for (uint32_t i = (uint32_t)0U; i < nb; i++) { uint8_t *uu____0 = out + i * (uint32_t)512U; uint8_t *uu____1 = text + i * (uint32_t)512U; KRML_PRE_ALIGN(32) Lib_IntVector_Intrinsics_vec256 k[16U] KRML_POST_ALIGN(32) = { 0U }; chacha20_core_256(k, ctx, i); Lib_IntVector_Intrinsics_vec256 st0 = k[0U]; Lib_IntVector_Intrinsics_vec256 st1 = k[1U]; Lib_IntVector_Intrinsics_vec256 st2 = k[2U]; Lib_IntVector_Intrinsics_vec256 st3 = k[3U]; Lib_IntVector_Intrinsics_vec256 st4 = k[4U]; Lib_IntVector_Intrinsics_vec256 st5 = k[5U]; Lib_IntVector_Intrinsics_vec256 st6 = k[6U]; Lib_IntVector_Intrinsics_vec256 st7 = k[7U]; Lib_IntVector_Intrinsics_vec256 st8 = k[8U]; Lib_IntVector_Intrinsics_vec256 st9 = k[9U]; Lib_IntVector_Intrinsics_vec256 st10 = k[10U]; Lib_IntVector_Intrinsics_vec256 st11 = k[11U]; Lib_IntVector_Intrinsics_vec256 st12 = k[12U]; Lib_IntVector_Intrinsics_vec256 st13 = k[13U]; Lib_IntVector_Intrinsics_vec256 st14 = k[14U]; Lib_IntVector_Intrinsics_vec256 st15 = k[15U]; Lib_IntVector_Intrinsics_vec256 v00 = st0; Lib_IntVector_Intrinsics_vec256 v16 = st1; Lib_IntVector_Intrinsics_vec256 v20 = st2; Lib_IntVector_Intrinsics_vec256 v30 = st3; Lib_IntVector_Intrinsics_vec256 v40 = st4; Lib_IntVector_Intrinsics_vec256 v50 = st5; Lib_IntVector_Intrinsics_vec256 v60 = st6; Lib_IntVector_Intrinsics_vec256 v70 = st7; Lib_IntVector_Intrinsics_vec256 v0_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v00, v16); Lib_IntVector_Intrinsics_vec256 v1_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v00, v16); Lib_IntVector_Intrinsics_vec256 v2_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v20, v30); Lib_IntVector_Intrinsics_vec256 v3_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v20, v30); Lib_IntVector_Intrinsics_vec256 v4_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v40, v50); Lib_IntVector_Intrinsics_vec256 v5_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v40, v50); Lib_IntVector_Intrinsics_vec256 v6_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v60, v70); Lib_IntVector_Intrinsics_vec256 v7_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v60, v70); Lib_IntVector_Intrinsics_vec256 v0_0 = v0_; Lib_IntVector_Intrinsics_vec256 v1_0 = v1_; Lib_IntVector_Intrinsics_vec256 v2_0 = v2_; Lib_IntVector_Intrinsics_vec256 v3_0 = v3_; Lib_IntVector_Intrinsics_vec256 v4_0 = v4_; Lib_IntVector_Intrinsics_vec256 v5_0 = v5_; Lib_IntVector_Intrinsics_vec256 v6_0 = v6_; Lib_IntVector_Intrinsics_vec256 v7_0 = v7_; Lib_IntVector_Intrinsics_vec256 v0_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v2_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v1_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v3_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v4_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v6_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v5_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v7_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v0_10 = v0_1; Lib_IntVector_Intrinsics_vec256 v1_10 = v1_1; Lib_IntVector_Intrinsics_vec256 v2_10 = v2_1; Lib_IntVector_Intrinsics_vec256 v3_10 = v3_1; Lib_IntVector_Intrinsics_vec256 v4_10 = v4_1; Lib_IntVector_Intrinsics_vec256 v5_10 = v5_1; Lib_IntVector_Intrinsics_vec256 v6_10 = v6_1; Lib_IntVector_Intrinsics_vec256 v7_10 = v7_1; Lib_IntVector_Intrinsics_vec256 v0_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v4_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v1_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v5_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v2_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v6_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v3_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v7_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v0_20 = v0_2; Lib_IntVector_Intrinsics_vec256 v1_20 = v1_2; Lib_IntVector_Intrinsics_vec256 v2_20 = v2_2; Lib_IntVector_Intrinsics_vec256 v3_20 = v3_2; Lib_IntVector_Intrinsics_vec256 v4_20 = v4_2; Lib_IntVector_Intrinsics_vec256 v5_20 = v5_2; Lib_IntVector_Intrinsics_vec256 v6_20 = v6_2; Lib_IntVector_Intrinsics_vec256 v7_20 = v7_2; Lib_IntVector_Intrinsics_vec256 v0_3 = v0_20; Lib_IntVector_Intrinsics_vec256 v1_3 = v1_20; Lib_IntVector_Intrinsics_vec256 v2_3 = v2_20; Lib_IntVector_Intrinsics_vec256 v3_3 = v3_20; Lib_IntVector_Intrinsics_vec256 v4_3 = v4_20; Lib_IntVector_Intrinsics_vec256 v5_3 = v5_20; Lib_IntVector_Intrinsics_vec256 v6_3 = v6_20; Lib_IntVector_Intrinsics_vec256 v7_3 = v7_20; Lib_IntVector_Intrinsics_vec256 v0 = v0_3; Lib_IntVector_Intrinsics_vec256 v1 = v2_3; Lib_IntVector_Intrinsics_vec256 v2 = v1_3; Lib_IntVector_Intrinsics_vec256 v3 = v3_3; Lib_IntVector_Intrinsics_vec256 v4 = v4_3; Lib_IntVector_Intrinsics_vec256 v5 = v6_3; Lib_IntVector_Intrinsics_vec256 v6 = v5_3; Lib_IntVector_Intrinsics_vec256 v7 = v7_3; Lib_IntVector_Intrinsics_vec256 v01 = st8; Lib_IntVector_Intrinsics_vec256 v110 = st9; Lib_IntVector_Intrinsics_vec256 v21 = st10; Lib_IntVector_Intrinsics_vec256 v31 = st11; Lib_IntVector_Intrinsics_vec256 v41 = st12; Lib_IntVector_Intrinsics_vec256 v51 = st13; Lib_IntVector_Intrinsics_vec256 v61 = st14; Lib_IntVector_Intrinsics_vec256 v71 = st15; Lib_IntVector_Intrinsics_vec256 v0_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v01, v110); Lib_IntVector_Intrinsics_vec256 v1_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v01, v110); Lib_IntVector_Intrinsics_vec256 v2_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v21, v31); Lib_IntVector_Intrinsics_vec256 v3_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v21, v31); Lib_IntVector_Intrinsics_vec256 v4_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v41, v51); Lib_IntVector_Intrinsics_vec256 v5_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v41, v51); Lib_IntVector_Intrinsics_vec256 v6_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v61, v71); Lib_IntVector_Intrinsics_vec256 v7_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v61, v71); Lib_IntVector_Intrinsics_vec256 v0_5 = v0_4; Lib_IntVector_Intrinsics_vec256 v1_5 = v1_4; Lib_IntVector_Intrinsics_vec256 v2_5 = v2_4; Lib_IntVector_Intrinsics_vec256 v3_5 = v3_4; Lib_IntVector_Intrinsics_vec256 v4_5 = v4_4; Lib_IntVector_Intrinsics_vec256 v5_5 = v5_4; Lib_IntVector_Intrinsics_vec256 v6_5 = v6_4; Lib_IntVector_Intrinsics_vec256 v7_5 = v7_4; Lib_IntVector_Intrinsics_vec256 v0_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v2_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v1_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v3_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v4_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v6_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v5_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v7_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v0_12 = v0_11; Lib_IntVector_Intrinsics_vec256 v1_12 = v1_11; Lib_IntVector_Intrinsics_vec256 v2_12 = v2_11; Lib_IntVector_Intrinsics_vec256 v3_12 = v3_11; Lib_IntVector_Intrinsics_vec256 v4_12 = v4_11; Lib_IntVector_Intrinsics_vec256 v5_12 = v5_11; Lib_IntVector_Intrinsics_vec256 v6_12 = v6_11; Lib_IntVector_Intrinsics_vec256 v7_12 = v7_11; Lib_IntVector_Intrinsics_vec256 v0_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v4_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v1_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v5_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v2_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v6_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v3_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v7_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v0_22 = v0_21; Lib_IntVector_Intrinsics_vec256 v1_22 = v1_21; Lib_IntVector_Intrinsics_vec256 v2_22 = v2_21; Lib_IntVector_Intrinsics_vec256 v3_22 = v3_21; Lib_IntVector_Intrinsics_vec256 v4_22 = v4_21; Lib_IntVector_Intrinsics_vec256 v5_22 = v5_21; Lib_IntVector_Intrinsics_vec256 v6_22 = v6_21; Lib_IntVector_Intrinsics_vec256 v7_22 = v7_21; Lib_IntVector_Intrinsics_vec256 v0_6 = v0_22; Lib_IntVector_Intrinsics_vec256 v1_6 = v1_22; Lib_IntVector_Intrinsics_vec256 v2_6 = v2_22; Lib_IntVector_Intrinsics_vec256 v3_6 = v3_22; Lib_IntVector_Intrinsics_vec256 v4_6 = v4_22; Lib_IntVector_Intrinsics_vec256 v5_6 = v5_22; Lib_IntVector_Intrinsics_vec256 v6_6 = v6_22; Lib_IntVector_Intrinsics_vec256 v7_6 = v7_22; Lib_IntVector_Intrinsics_vec256 v8 = v0_6; Lib_IntVector_Intrinsics_vec256 v9 = v2_6; Lib_IntVector_Intrinsics_vec256 v10 = v1_6; Lib_IntVector_Intrinsics_vec256 v11 = v3_6; Lib_IntVector_Intrinsics_vec256 v12 = v4_6; Lib_IntVector_Intrinsics_vec256 v13 = v6_6; Lib_IntVector_Intrinsics_vec256 v14 = v5_6; Lib_IntVector_Intrinsics_vec256 v15 = v7_6; k[0U] = v0; k[1U] = v8; k[2U] = v1; k[3U] = v9; k[4U] = v2; k[5U] = v10; k[6U] = v3; k[7U] = v11; k[8U] = v4; k[9U] = v12; k[10U] = v5; k[11U] = v13; k[12U] = v6; k[13U] = v14; k[14U] = v7; k[15U] = v15; KRML_MAYBE_FOR16(i0, (uint32_t)0U, (uint32_t)16U, (uint32_t)1U, Lib_IntVector_Intrinsics_vec256 x = Lib_IntVector_Intrinsics_vec256_load32_le(uu____1 + i0 * (uint32_t)32U); Lib_IntVector_Intrinsics_vec256 y = Lib_IntVector_Intrinsics_vec256_xor(x, k[i0]); Lib_IntVector_Intrinsics_vec256_store32_le(uu____0 + i0 * (uint32_t)32U, y);); } if (rem1 > (uint32_t)0U) { uint8_t *uu____2 = out + nb * (uint32_t)512U; uint8_t plain[512U] = { 0U }; memcpy(plain, text + nb * (uint32_t)512U, rem * sizeof(uint8_t)); KRML_PRE_ALIGN(32) Lib_IntVector_Intrinsics_vec256 k[16U] KRML_POST_ALIGN(32) = { 0U }; chacha20_core_256(k, ctx, nb); Lib_IntVector_Intrinsics_vec256 st0 = k[0U]; Lib_IntVector_Intrinsics_vec256 st1 = k[1U]; Lib_IntVector_Intrinsics_vec256 st2 = k[2U]; Lib_IntVector_Intrinsics_vec256 st3 = k[3U]; Lib_IntVector_Intrinsics_vec256 st4 = k[4U]; Lib_IntVector_Intrinsics_vec256 st5 = k[5U]; Lib_IntVector_Intrinsics_vec256 st6 = k[6U]; Lib_IntVector_Intrinsics_vec256 st7 = k[7U]; Lib_IntVector_Intrinsics_vec256 st8 = k[8U]; Lib_IntVector_Intrinsics_vec256 st9 = k[9U]; Lib_IntVector_Intrinsics_vec256 st10 = k[10U]; Lib_IntVector_Intrinsics_vec256 st11 = k[11U]; Lib_IntVector_Intrinsics_vec256 st12 = k[12U]; Lib_IntVector_Intrinsics_vec256 st13 = k[13U]; Lib_IntVector_Intrinsics_vec256 st14 = k[14U]; Lib_IntVector_Intrinsics_vec256 st15 = k[15U]; Lib_IntVector_Intrinsics_vec256 v00 = st0; Lib_IntVector_Intrinsics_vec256 v16 = st1; Lib_IntVector_Intrinsics_vec256 v20 = st2; Lib_IntVector_Intrinsics_vec256 v30 = st3; Lib_IntVector_Intrinsics_vec256 v40 = st4; Lib_IntVector_Intrinsics_vec256 v50 = st5; Lib_IntVector_Intrinsics_vec256 v60 = st6; Lib_IntVector_Intrinsics_vec256 v70 = st7; Lib_IntVector_Intrinsics_vec256 v0_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v00, v16); Lib_IntVector_Intrinsics_vec256 v1_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v00, v16); Lib_IntVector_Intrinsics_vec256 v2_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v20, v30); Lib_IntVector_Intrinsics_vec256 v3_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v20, v30); Lib_IntVector_Intrinsics_vec256 v4_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v40, v50); Lib_IntVector_Intrinsics_vec256 v5_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v40, v50); Lib_IntVector_Intrinsics_vec256 v6_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v60, v70); Lib_IntVector_Intrinsics_vec256 v7_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v60, v70); Lib_IntVector_Intrinsics_vec256 v0_0 = v0_; Lib_IntVector_Intrinsics_vec256 v1_0 = v1_; Lib_IntVector_Intrinsics_vec256 v2_0 = v2_; Lib_IntVector_Intrinsics_vec256 v3_0 = v3_; Lib_IntVector_Intrinsics_vec256 v4_0 = v4_; Lib_IntVector_Intrinsics_vec256 v5_0 = v5_; Lib_IntVector_Intrinsics_vec256 v6_0 = v6_; Lib_IntVector_Intrinsics_vec256 v7_0 = v7_; Lib_IntVector_Intrinsics_vec256 v0_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v2_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v1_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v3_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v4_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v6_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v5_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v7_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v0_10 = v0_1; Lib_IntVector_Intrinsics_vec256 v1_10 = v1_1; Lib_IntVector_Intrinsics_vec256 v2_10 = v2_1; Lib_IntVector_Intrinsics_vec256 v3_10 = v3_1; Lib_IntVector_Intrinsics_vec256 v4_10 = v4_1; Lib_IntVector_Intrinsics_vec256 v5_10 = v5_1; Lib_IntVector_Intrinsics_vec256 v6_10 = v6_1; Lib_IntVector_Intrinsics_vec256 v7_10 = v7_1; Lib_IntVector_Intrinsics_vec256 v0_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v4_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v1_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v5_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v2_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v6_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v3_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v7_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v0_20 = v0_2; Lib_IntVector_Intrinsics_vec256 v1_20 = v1_2; Lib_IntVector_Intrinsics_vec256 v2_20 = v2_2; Lib_IntVector_Intrinsics_vec256 v3_20 = v3_2; Lib_IntVector_Intrinsics_vec256 v4_20 = v4_2; Lib_IntVector_Intrinsics_vec256 v5_20 = v5_2; Lib_IntVector_Intrinsics_vec256 v6_20 = v6_2; Lib_IntVector_Intrinsics_vec256 v7_20 = v7_2; Lib_IntVector_Intrinsics_vec256 v0_3 = v0_20; Lib_IntVector_Intrinsics_vec256 v1_3 = v1_20; Lib_IntVector_Intrinsics_vec256 v2_3 = v2_20; Lib_IntVector_Intrinsics_vec256 v3_3 = v3_20; Lib_IntVector_Intrinsics_vec256 v4_3 = v4_20; Lib_IntVector_Intrinsics_vec256 v5_3 = v5_20; Lib_IntVector_Intrinsics_vec256 v6_3 = v6_20; Lib_IntVector_Intrinsics_vec256 v7_3 = v7_20; Lib_IntVector_Intrinsics_vec256 v0 = v0_3; Lib_IntVector_Intrinsics_vec256 v1 = v2_3; Lib_IntVector_Intrinsics_vec256 v2 = v1_3; Lib_IntVector_Intrinsics_vec256 v3 = v3_3; Lib_IntVector_Intrinsics_vec256 v4 = v4_3; Lib_IntVector_Intrinsics_vec256 v5 = v6_3; Lib_IntVector_Intrinsics_vec256 v6 = v5_3; Lib_IntVector_Intrinsics_vec256 v7 = v7_3; Lib_IntVector_Intrinsics_vec256 v01 = st8; Lib_IntVector_Intrinsics_vec256 v110 = st9; Lib_IntVector_Intrinsics_vec256 v21 = st10; Lib_IntVector_Intrinsics_vec256 v31 = st11; Lib_IntVector_Intrinsics_vec256 v41 = st12; Lib_IntVector_Intrinsics_vec256 v51 = st13; Lib_IntVector_Intrinsics_vec256 v61 = st14; Lib_IntVector_Intrinsics_vec256 v71 = st15; Lib_IntVector_Intrinsics_vec256 v0_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v01, v110); Lib_IntVector_Intrinsics_vec256 v1_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v01, v110); Lib_IntVector_Intrinsics_vec256 v2_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v21, v31); Lib_IntVector_Intrinsics_vec256 v3_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v21, v31); Lib_IntVector_Intrinsics_vec256 v4_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v41, v51); Lib_IntVector_Intrinsics_vec256 v5_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v41, v51); Lib_IntVector_Intrinsics_vec256 v6_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v61, v71); Lib_IntVector_Intrinsics_vec256 v7_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v61, v71); Lib_IntVector_Intrinsics_vec256 v0_5 = v0_4; Lib_IntVector_Intrinsics_vec256 v1_5 = v1_4; Lib_IntVector_Intrinsics_vec256 v2_5 = v2_4; Lib_IntVector_Intrinsics_vec256 v3_5 = v3_4; Lib_IntVector_Intrinsics_vec256 v4_5 = v4_4; Lib_IntVector_Intrinsics_vec256 v5_5 = v5_4; Lib_IntVector_Intrinsics_vec256 v6_5 = v6_4; Lib_IntVector_Intrinsics_vec256 v7_5 = v7_4; Lib_IntVector_Intrinsics_vec256 v0_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v2_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v1_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v3_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v4_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v6_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v5_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v7_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v0_12 = v0_11; Lib_IntVector_Intrinsics_vec256 v1_12 = v1_11; Lib_IntVector_Intrinsics_vec256 v2_12 = v2_11; Lib_IntVector_Intrinsics_vec256 v3_12 = v3_11; Lib_IntVector_Intrinsics_vec256 v4_12 = v4_11; Lib_IntVector_Intrinsics_vec256 v5_12 = v5_11; Lib_IntVector_Intrinsics_vec256 v6_12 = v6_11; Lib_IntVector_Intrinsics_vec256 v7_12 = v7_11; Lib_IntVector_Intrinsics_vec256 v0_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v4_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v1_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v5_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v2_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v6_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v3_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v7_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v0_22 = v0_21; Lib_IntVector_Intrinsics_vec256 v1_22 = v1_21; Lib_IntVector_Intrinsics_vec256 v2_22 = v2_21; Lib_IntVector_Intrinsics_vec256 v3_22 = v3_21; Lib_IntVector_Intrinsics_vec256 v4_22 = v4_21; Lib_IntVector_Intrinsics_vec256 v5_22 = v5_21; Lib_IntVector_Intrinsics_vec256 v6_22 = v6_21; Lib_IntVector_Intrinsics_vec256 v7_22 = v7_21; Lib_IntVector_Intrinsics_vec256 v0_6 = v0_22; Lib_IntVector_Intrinsics_vec256 v1_6 = v1_22; Lib_IntVector_Intrinsics_vec256 v2_6 = v2_22; Lib_IntVector_Intrinsics_vec256 v3_6 = v3_22; Lib_IntVector_Intrinsics_vec256 v4_6 = v4_22; Lib_IntVector_Intrinsics_vec256 v5_6 = v5_22; Lib_IntVector_Intrinsics_vec256 v6_6 = v6_22; Lib_IntVector_Intrinsics_vec256 v7_6 = v7_22; Lib_IntVector_Intrinsics_vec256 v8 = v0_6; Lib_IntVector_Intrinsics_vec256 v9 = v2_6; Lib_IntVector_Intrinsics_vec256 v10 = v1_6; Lib_IntVector_Intrinsics_vec256 v11 = v3_6; Lib_IntVector_Intrinsics_vec256 v12 = v4_6; Lib_IntVector_Intrinsics_vec256 v13 = v6_6; Lib_IntVector_Intrinsics_vec256 v14 = v5_6; Lib_IntVector_Intrinsics_vec256 v15 = v7_6; k[0U] = v0; k[1U] = v8; k[2U] = v1; k[3U] = v9; k[4U] = v2; k[5U] = v10; k[6U] = v3; k[7U] = v11; k[8U] = v4; k[9U] = v12; k[10U] = v5; k[11U] = v13; k[12U] = v6; k[13U] = v14; k[14U] = v7; k[15U] = v15; KRML_MAYBE_FOR16(i, (uint32_t)0U, (uint32_t)16U, (uint32_t)1U, Lib_IntVector_Intrinsics_vec256 x = Lib_IntVector_Intrinsics_vec256_load32_le(plain + i * (uint32_t)32U); Lib_IntVector_Intrinsics_vec256 y = Lib_IntVector_Intrinsics_vec256_xor(x, k[i]); Lib_IntVector_Intrinsics_vec256_store32_le(plain + i * (uint32_t)32U, y);); memcpy(uu____2, plain, rem * sizeof(uint8_t)); } } void Hacl_Chacha20_Vec256_chacha20_decrypt_256( uint32_t len, uint8_t *out, uint8_t *cipher, uint8_t *key, uint8_t *n, uint32_t ctr) { KRML_PRE_ALIGN(32) Lib_IntVector_Intrinsics_vec256 ctx[16U] KRML_POST_ALIGN(32) = { 0U }; chacha20_init_256(ctx, key, n, ctr); uint32_t rem = len % (uint32_t)512U; uint32_t nb = len / (uint32_t)512U; uint32_t rem1 = len % (uint32_t)512U; for (uint32_t i = (uint32_t)0U; i < nb; i++) { uint8_t *uu____0 = out + i * (uint32_t)512U; uint8_t *uu____1 = cipher + i * (uint32_t)512U; KRML_PRE_ALIGN(32) Lib_IntVector_Intrinsics_vec256 k[16U] KRML_POST_ALIGN(32) = { 0U }; chacha20_core_256(k, ctx, i); Lib_IntVector_Intrinsics_vec256 st0 = k[0U]; Lib_IntVector_Intrinsics_vec256 st1 = k[1U]; Lib_IntVector_Intrinsics_vec256 st2 = k[2U]; Lib_IntVector_Intrinsics_vec256 st3 = k[3U]; Lib_IntVector_Intrinsics_vec256 st4 = k[4U]; Lib_IntVector_Intrinsics_vec256 st5 = k[5U]; Lib_IntVector_Intrinsics_vec256 st6 = k[6U]; Lib_IntVector_Intrinsics_vec256 st7 = k[7U]; Lib_IntVector_Intrinsics_vec256 st8 = k[8U]; Lib_IntVector_Intrinsics_vec256 st9 = k[9U]; Lib_IntVector_Intrinsics_vec256 st10 = k[10U]; Lib_IntVector_Intrinsics_vec256 st11 = k[11U]; Lib_IntVector_Intrinsics_vec256 st12 = k[12U]; Lib_IntVector_Intrinsics_vec256 st13 = k[13U]; Lib_IntVector_Intrinsics_vec256 st14 = k[14U]; Lib_IntVector_Intrinsics_vec256 st15 = k[15U]; Lib_IntVector_Intrinsics_vec256 v00 = st0; Lib_IntVector_Intrinsics_vec256 v16 = st1; Lib_IntVector_Intrinsics_vec256 v20 = st2; Lib_IntVector_Intrinsics_vec256 v30 = st3; Lib_IntVector_Intrinsics_vec256 v40 = st4; Lib_IntVector_Intrinsics_vec256 v50 = st5; Lib_IntVector_Intrinsics_vec256 v60 = st6; Lib_IntVector_Intrinsics_vec256 v70 = st7; Lib_IntVector_Intrinsics_vec256 v0_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v00, v16); Lib_IntVector_Intrinsics_vec256 v1_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v00, v16); Lib_IntVector_Intrinsics_vec256 v2_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v20, v30); Lib_IntVector_Intrinsics_vec256 v3_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v20, v30); Lib_IntVector_Intrinsics_vec256 v4_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v40, v50); Lib_IntVector_Intrinsics_vec256 v5_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v40, v50); Lib_IntVector_Intrinsics_vec256 v6_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v60, v70); Lib_IntVector_Intrinsics_vec256 v7_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v60, v70); Lib_IntVector_Intrinsics_vec256 v0_0 = v0_; Lib_IntVector_Intrinsics_vec256 v1_0 = v1_; Lib_IntVector_Intrinsics_vec256 v2_0 = v2_; Lib_IntVector_Intrinsics_vec256 v3_0 = v3_; Lib_IntVector_Intrinsics_vec256 v4_0 = v4_; Lib_IntVector_Intrinsics_vec256 v5_0 = v5_; Lib_IntVector_Intrinsics_vec256 v6_0 = v6_; Lib_IntVector_Intrinsics_vec256 v7_0 = v7_; Lib_IntVector_Intrinsics_vec256 v0_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v2_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v1_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v3_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v4_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v6_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v5_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v7_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v0_10 = v0_1; Lib_IntVector_Intrinsics_vec256 v1_10 = v1_1; Lib_IntVector_Intrinsics_vec256 v2_10 = v2_1; Lib_IntVector_Intrinsics_vec256 v3_10 = v3_1; Lib_IntVector_Intrinsics_vec256 v4_10 = v4_1; Lib_IntVector_Intrinsics_vec256 v5_10 = v5_1; Lib_IntVector_Intrinsics_vec256 v6_10 = v6_1; Lib_IntVector_Intrinsics_vec256 v7_10 = v7_1; Lib_IntVector_Intrinsics_vec256 v0_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v4_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v1_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v5_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v2_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v6_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v3_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v7_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v0_20 = v0_2; Lib_IntVector_Intrinsics_vec256 v1_20 = v1_2; Lib_IntVector_Intrinsics_vec256 v2_20 = v2_2; Lib_IntVector_Intrinsics_vec256 v3_20 = v3_2; Lib_IntVector_Intrinsics_vec256 v4_20 = v4_2; Lib_IntVector_Intrinsics_vec256 v5_20 = v5_2; Lib_IntVector_Intrinsics_vec256 v6_20 = v6_2; Lib_IntVector_Intrinsics_vec256 v7_20 = v7_2; Lib_IntVector_Intrinsics_vec256 v0_3 = v0_20; Lib_IntVector_Intrinsics_vec256 v1_3 = v1_20; Lib_IntVector_Intrinsics_vec256 v2_3 = v2_20; Lib_IntVector_Intrinsics_vec256 v3_3 = v3_20; Lib_IntVector_Intrinsics_vec256 v4_3 = v4_20; Lib_IntVector_Intrinsics_vec256 v5_3 = v5_20; Lib_IntVector_Intrinsics_vec256 v6_3 = v6_20; Lib_IntVector_Intrinsics_vec256 v7_3 = v7_20; Lib_IntVector_Intrinsics_vec256 v0 = v0_3; Lib_IntVector_Intrinsics_vec256 v1 = v2_3; Lib_IntVector_Intrinsics_vec256 v2 = v1_3; Lib_IntVector_Intrinsics_vec256 v3 = v3_3; Lib_IntVector_Intrinsics_vec256 v4 = v4_3; Lib_IntVector_Intrinsics_vec256 v5 = v6_3; Lib_IntVector_Intrinsics_vec256 v6 = v5_3; Lib_IntVector_Intrinsics_vec256 v7 = v7_3; Lib_IntVector_Intrinsics_vec256 v01 = st8; Lib_IntVector_Intrinsics_vec256 v110 = st9; Lib_IntVector_Intrinsics_vec256 v21 = st10; Lib_IntVector_Intrinsics_vec256 v31 = st11; Lib_IntVector_Intrinsics_vec256 v41 = st12; Lib_IntVector_Intrinsics_vec256 v51 = st13; Lib_IntVector_Intrinsics_vec256 v61 = st14; Lib_IntVector_Intrinsics_vec256 v71 = st15; Lib_IntVector_Intrinsics_vec256 v0_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v01, v110); Lib_IntVector_Intrinsics_vec256 v1_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v01, v110); Lib_IntVector_Intrinsics_vec256 v2_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v21, v31); Lib_IntVector_Intrinsics_vec256 v3_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v21, v31); Lib_IntVector_Intrinsics_vec256 v4_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v41, v51); Lib_IntVector_Intrinsics_vec256 v5_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v41, v51); Lib_IntVector_Intrinsics_vec256 v6_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v61, v71); Lib_IntVector_Intrinsics_vec256 v7_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v61, v71); Lib_IntVector_Intrinsics_vec256 v0_5 = v0_4; Lib_IntVector_Intrinsics_vec256 v1_5 = v1_4; Lib_IntVector_Intrinsics_vec256 v2_5 = v2_4; Lib_IntVector_Intrinsics_vec256 v3_5 = v3_4; Lib_IntVector_Intrinsics_vec256 v4_5 = v4_4; Lib_IntVector_Intrinsics_vec256 v5_5 = v5_4; Lib_IntVector_Intrinsics_vec256 v6_5 = v6_4; Lib_IntVector_Intrinsics_vec256 v7_5 = v7_4; Lib_IntVector_Intrinsics_vec256 v0_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v2_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v1_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v3_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v4_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v6_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v5_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v7_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v0_12 = v0_11; Lib_IntVector_Intrinsics_vec256 v1_12 = v1_11; Lib_IntVector_Intrinsics_vec256 v2_12 = v2_11; Lib_IntVector_Intrinsics_vec256 v3_12 = v3_11; Lib_IntVector_Intrinsics_vec256 v4_12 = v4_11; Lib_IntVector_Intrinsics_vec256 v5_12 = v5_11; Lib_IntVector_Intrinsics_vec256 v6_12 = v6_11; Lib_IntVector_Intrinsics_vec256 v7_12 = v7_11; Lib_IntVector_Intrinsics_vec256 v0_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v4_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v1_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v5_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v2_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v6_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v3_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v7_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v0_22 = v0_21; Lib_IntVector_Intrinsics_vec256 v1_22 = v1_21; Lib_IntVector_Intrinsics_vec256 v2_22 = v2_21; Lib_IntVector_Intrinsics_vec256 v3_22 = v3_21; Lib_IntVector_Intrinsics_vec256 v4_22 = v4_21; Lib_IntVector_Intrinsics_vec256 v5_22 = v5_21; Lib_IntVector_Intrinsics_vec256 v6_22 = v6_21; Lib_IntVector_Intrinsics_vec256 v7_22 = v7_21; Lib_IntVector_Intrinsics_vec256 v0_6 = v0_22; Lib_IntVector_Intrinsics_vec256 v1_6 = v1_22; Lib_IntVector_Intrinsics_vec256 v2_6 = v2_22; Lib_IntVector_Intrinsics_vec256 v3_6 = v3_22; Lib_IntVector_Intrinsics_vec256 v4_6 = v4_22; Lib_IntVector_Intrinsics_vec256 v5_6 = v5_22; Lib_IntVector_Intrinsics_vec256 v6_6 = v6_22; Lib_IntVector_Intrinsics_vec256 v7_6 = v7_22; Lib_IntVector_Intrinsics_vec256 v8 = v0_6; Lib_IntVector_Intrinsics_vec256 v9 = v2_6; Lib_IntVector_Intrinsics_vec256 v10 = v1_6; Lib_IntVector_Intrinsics_vec256 v11 = v3_6; Lib_IntVector_Intrinsics_vec256 v12 = v4_6; Lib_IntVector_Intrinsics_vec256 v13 = v6_6; Lib_IntVector_Intrinsics_vec256 v14 = v5_6; Lib_IntVector_Intrinsics_vec256 v15 = v7_6; k[0U] = v0; k[1U] = v8; k[2U] = v1; k[3U] = v9; k[4U] = v2; k[5U] = v10; k[6U] = v3; k[7U] = v11; k[8U] = v4; k[9U] = v12; k[10U] = v5; k[11U] = v13; k[12U] = v6; k[13U] = v14; k[14U] = v7; k[15U] = v15; KRML_MAYBE_FOR16(i0, (uint32_t)0U, (uint32_t)16U, (uint32_t)1U, Lib_IntVector_Intrinsics_vec256 x = Lib_IntVector_Intrinsics_vec256_load32_le(uu____1 + i0 * (uint32_t)32U); Lib_IntVector_Intrinsics_vec256 y = Lib_IntVector_Intrinsics_vec256_xor(x, k[i0]); Lib_IntVector_Intrinsics_vec256_store32_le(uu____0 + i0 * (uint32_t)32U, y);); } if (rem1 > (uint32_t)0U) { uint8_t *uu____2 = out + nb * (uint32_t)512U; uint8_t plain[512U] = { 0U }; memcpy(plain, cipher + nb * (uint32_t)512U, rem * sizeof(uint8_t)); KRML_PRE_ALIGN(32) Lib_IntVector_Intrinsics_vec256 k[16U] KRML_POST_ALIGN(32) = { 0U }; chacha20_core_256(k, ctx, nb); Lib_IntVector_Intrinsics_vec256 st0 = k[0U]; Lib_IntVector_Intrinsics_vec256 st1 = k[1U]; Lib_IntVector_Intrinsics_vec256 st2 = k[2U]; Lib_IntVector_Intrinsics_vec256 st3 = k[3U]; Lib_IntVector_Intrinsics_vec256 st4 = k[4U]; Lib_IntVector_Intrinsics_vec256 st5 = k[5U]; Lib_IntVector_Intrinsics_vec256 st6 = k[6U]; Lib_IntVector_Intrinsics_vec256 st7 = k[7U]; Lib_IntVector_Intrinsics_vec256 st8 = k[8U]; Lib_IntVector_Intrinsics_vec256 st9 = k[9U]; Lib_IntVector_Intrinsics_vec256 st10 = k[10U]; Lib_IntVector_Intrinsics_vec256 st11 = k[11U]; Lib_IntVector_Intrinsics_vec256 st12 = k[12U]; Lib_IntVector_Intrinsics_vec256 st13 = k[13U]; Lib_IntVector_Intrinsics_vec256 st14 = k[14U]; Lib_IntVector_Intrinsics_vec256 st15 = k[15U]; Lib_IntVector_Intrinsics_vec256 v00 = st0; Lib_IntVector_Intrinsics_vec256 v16 = st1; Lib_IntVector_Intrinsics_vec256 v20 = st2; Lib_IntVector_Intrinsics_vec256 v30 = st3; Lib_IntVector_Intrinsics_vec256 v40 = st4; Lib_IntVector_Intrinsics_vec256 v50 = st5; Lib_IntVector_Intrinsics_vec256 v60 = st6; Lib_IntVector_Intrinsics_vec256 v70 = st7; Lib_IntVector_Intrinsics_vec256 v0_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v00, v16); Lib_IntVector_Intrinsics_vec256 v1_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v00, v16); Lib_IntVector_Intrinsics_vec256 v2_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v20, v30); Lib_IntVector_Intrinsics_vec256 v3_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v20, v30); Lib_IntVector_Intrinsics_vec256 v4_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v40, v50); Lib_IntVector_Intrinsics_vec256 v5_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v40, v50); Lib_IntVector_Intrinsics_vec256 v6_ = Lib_IntVector_Intrinsics_vec256_interleave_low32(v60, v70); Lib_IntVector_Intrinsics_vec256 v7_ = Lib_IntVector_Intrinsics_vec256_interleave_high32(v60, v70); Lib_IntVector_Intrinsics_vec256 v0_0 = v0_; Lib_IntVector_Intrinsics_vec256 v1_0 = v1_; Lib_IntVector_Intrinsics_vec256 v2_0 = v2_; Lib_IntVector_Intrinsics_vec256 v3_0 = v3_; Lib_IntVector_Intrinsics_vec256 v4_0 = v4_; Lib_IntVector_Intrinsics_vec256 v5_0 = v5_; Lib_IntVector_Intrinsics_vec256 v6_0 = v6_; Lib_IntVector_Intrinsics_vec256 v7_0 = v7_; Lib_IntVector_Intrinsics_vec256 v0_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v2_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_0, v2_0); Lib_IntVector_Intrinsics_vec256 v1_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v3_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_0, v3_0); Lib_IntVector_Intrinsics_vec256 v4_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v6_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_0, v6_0); Lib_IntVector_Intrinsics_vec256 v5_1 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v7_1 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_0, v7_0); Lib_IntVector_Intrinsics_vec256 v0_10 = v0_1; Lib_IntVector_Intrinsics_vec256 v1_10 = v1_1; Lib_IntVector_Intrinsics_vec256 v2_10 = v2_1; Lib_IntVector_Intrinsics_vec256 v3_10 = v3_1; Lib_IntVector_Intrinsics_vec256 v4_10 = v4_1; Lib_IntVector_Intrinsics_vec256 v5_10 = v5_1; Lib_IntVector_Intrinsics_vec256 v6_10 = v6_1; Lib_IntVector_Intrinsics_vec256 v7_10 = v7_1; Lib_IntVector_Intrinsics_vec256 v0_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v4_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_10, v4_10); Lib_IntVector_Intrinsics_vec256 v1_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v5_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_10, v5_10); Lib_IntVector_Intrinsics_vec256 v2_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v6_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_10, v6_10); Lib_IntVector_Intrinsics_vec256 v3_2 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v7_2 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_10, v7_10); Lib_IntVector_Intrinsics_vec256 v0_20 = v0_2; Lib_IntVector_Intrinsics_vec256 v1_20 = v1_2; Lib_IntVector_Intrinsics_vec256 v2_20 = v2_2; Lib_IntVector_Intrinsics_vec256 v3_20 = v3_2; Lib_IntVector_Intrinsics_vec256 v4_20 = v4_2; Lib_IntVector_Intrinsics_vec256 v5_20 = v5_2; Lib_IntVector_Intrinsics_vec256 v6_20 = v6_2; Lib_IntVector_Intrinsics_vec256 v7_20 = v7_2; Lib_IntVector_Intrinsics_vec256 v0_3 = v0_20; Lib_IntVector_Intrinsics_vec256 v1_3 = v1_20; Lib_IntVector_Intrinsics_vec256 v2_3 = v2_20; Lib_IntVector_Intrinsics_vec256 v3_3 = v3_20; Lib_IntVector_Intrinsics_vec256 v4_3 = v4_20; Lib_IntVector_Intrinsics_vec256 v5_3 = v5_20; Lib_IntVector_Intrinsics_vec256 v6_3 = v6_20; Lib_IntVector_Intrinsics_vec256 v7_3 = v7_20; Lib_IntVector_Intrinsics_vec256 v0 = v0_3; Lib_IntVector_Intrinsics_vec256 v1 = v2_3; Lib_IntVector_Intrinsics_vec256 v2 = v1_3; Lib_IntVector_Intrinsics_vec256 v3 = v3_3; Lib_IntVector_Intrinsics_vec256 v4 = v4_3; Lib_IntVector_Intrinsics_vec256 v5 = v6_3; Lib_IntVector_Intrinsics_vec256 v6 = v5_3; Lib_IntVector_Intrinsics_vec256 v7 = v7_3; Lib_IntVector_Intrinsics_vec256 v01 = st8; Lib_IntVector_Intrinsics_vec256 v110 = st9; Lib_IntVector_Intrinsics_vec256 v21 = st10; Lib_IntVector_Intrinsics_vec256 v31 = st11; Lib_IntVector_Intrinsics_vec256 v41 = st12; Lib_IntVector_Intrinsics_vec256 v51 = st13; Lib_IntVector_Intrinsics_vec256 v61 = st14; Lib_IntVector_Intrinsics_vec256 v71 = st15; Lib_IntVector_Intrinsics_vec256 v0_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v01, v110); Lib_IntVector_Intrinsics_vec256 v1_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v01, v110); Lib_IntVector_Intrinsics_vec256 v2_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v21, v31); Lib_IntVector_Intrinsics_vec256 v3_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v21, v31); Lib_IntVector_Intrinsics_vec256 v4_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v41, v51); Lib_IntVector_Intrinsics_vec256 v5_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v41, v51); Lib_IntVector_Intrinsics_vec256 v6_4 = Lib_IntVector_Intrinsics_vec256_interleave_low32(v61, v71); Lib_IntVector_Intrinsics_vec256 v7_4 = Lib_IntVector_Intrinsics_vec256_interleave_high32(v61, v71); Lib_IntVector_Intrinsics_vec256 v0_5 = v0_4; Lib_IntVector_Intrinsics_vec256 v1_5 = v1_4; Lib_IntVector_Intrinsics_vec256 v2_5 = v2_4; Lib_IntVector_Intrinsics_vec256 v3_5 = v3_4; Lib_IntVector_Intrinsics_vec256 v4_5 = v4_4; Lib_IntVector_Intrinsics_vec256 v5_5 = v5_4; Lib_IntVector_Intrinsics_vec256 v6_5 = v6_4; Lib_IntVector_Intrinsics_vec256 v7_5 = v7_4; Lib_IntVector_Intrinsics_vec256 v0_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v2_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v0_5, v2_5); Lib_IntVector_Intrinsics_vec256 v1_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v3_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v1_5, v3_5); Lib_IntVector_Intrinsics_vec256 v4_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v6_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v4_5, v6_5); Lib_IntVector_Intrinsics_vec256 v5_11 = Lib_IntVector_Intrinsics_vec256_interleave_low64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v7_11 = Lib_IntVector_Intrinsics_vec256_interleave_high64(v5_5, v7_5); Lib_IntVector_Intrinsics_vec256 v0_12 = v0_11; Lib_IntVector_Intrinsics_vec256 v1_12 = v1_11; Lib_IntVector_Intrinsics_vec256 v2_12 = v2_11; Lib_IntVector_Intrinsics_vec256 v3_12 = v3_11; Lib_IntVector_Intrinsics_vec256 v4_12 = v4_11; Lib_IntVector_Intrinsics_vec256 v5_12 = v5_11; Lib_IntVector_Intrinsics_vec256 v6_12 = v6_11; Lib_IntVector_Intrinsics_vec256 v7_12 = v7_11; Lib_IntVector_Intrinsics_vec256 v0_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v4_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v0_12, v4_12); Lib_IntVector_Intrinsics_vec256 v1_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v5_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v1_12, v5_12); Lib_IntVector_Intrinsics_vec256 v2_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v6_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v2_12, v6_12); Lib_IntVector_Intrinsics_vec256 v3_21 = Lib_IntVector_Intrinsics_vec256_interleave_low128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v7_21 = Lib_IntVector_Intrinsics_vec256_interleave_high128(v3_12, v7_12); Lib_IntVector_Intrinsics_vec256 v0_22 = v0_21; Lib_IntVector_Intrinsics_vec256 v1_22 = v1_21; Lib_IntVector_Intrinsics_vec256 v2_22 = v2_21; Lib_IntVector_Intrinsics_vec256 v3_22 = v3_21; Lib_IntVector_Intrinsics_vec256 v4_22 = v4_21; Lib_IntVector_Intrinsics_vec256 v5_22 = v5_21; Lib_IntVector_Intrinsics_vec256 v6_22 = v6_21; Lib_IntVector_Intrinsics_vec256 v7_22 = v7_21; Lib_IntVector_Intrinsics_vec256 v0_6 = v0_22; Lib_IntVector_Intrinsics_vec256 v1_6 = v1_22; Lib_IntVector_Intrinsics_vec256 v2_6 = v2_22; Lib_IntVector_Intrinsics_vec256 v3_6 = v3_22; Lib_IntVector_Intrinsics_vec256 v4_6 = v4_22; Lib_IntVector_Intrinsics_vec256 v5_6 = v5_22; Lib_IntVector_Intrinsics_vec256 v6_6 = v6_22; Lib_IntVector_Intrinsics_vec256 v7_6 = v7_22; Lib_IntVector_Intrinsics_vec256 v8 = v0_6; Lib_IntVector_Intrinsics_vec256 v9 = v2_6; Lib_IntVector_Intrinsics_vec256 v10 = v1_6; Lib_IntVector_Intrinsics_vec256 v11 = v3_6; Lib_IntVector_Intrinsics_vec256 v12 = v4_6; Lib_IntVector_Intrinsics_vec256 v13 = v6_6; Lib_IntVector_Intrinsics_vec256 v14 = v5_6; Lib_IntVector_Intrinsics_vec256 v15 = v7_6; k[0U] = v0; k[1U] = v8; k[2U] = v1; k[3U] = v9; k[4U] = v2; k[5U] = v10; k[6U] = v3; k[7U] = v11; k[8U] = v4; k[9U] = v12; k[10U] = v5; k[11U] = v13; k[12U] = v6; k[13U] = v14; k[14U] = v7; k[15U] = v15; KRML_MAYBE_FOR16(i, (uint32_t)0U, (uint32_t)16U, (uint32_t)1U, Lib_IntVector_Intrinsics_vec256 x = Lib_IntVector_Intrinsics_vec256_load32_le(plain + i * (uint32_t)32U); Lib_IntVector_Intrinsics_vec256 y = Lib_IntVector_Intrinsics_vec256_xor(x, k[i]); Lib_IntVector_Intrinsics_vec256_store32_le(plain + i * (uint32_t)32U, y);); --> -------------------- --> maximum size reached --> --------------------
¤ Dauer der Verarbeitung: 0.13 Sekunden ¤*© Formatika GbR, Deutschland |
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2026-04-04