diff --git a/builds/msvc/vs2010/libsodium/libsodium.vcxproj b/builds/msvc/vs2010/libsodium/libsodium.vcxproj
index 6ae727e1..7b6918ed 100644
--- a/builds/msvc/vs2010/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2010/libsodium/libsodium.vcxproj
@@ -88,6 +88,7 @@
+
@@ -305,6 +306,7 @@
+
diff --git a/builds/msvc/vs2010/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2010/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2010/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2010/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/builds/msvc/vs2012/libsodium/libsodium.vcxproj b/builds/msvc/vs2012/libsodium/libsodium.vcxproj
index 766bb7c6..2fc06131 100644
--- a/builds/msvc/vs2012/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2012/libsodium/libsodium.vcxproj
@@ -88,6 +88,7 @@
+
@@ -305,6 +306,7 @@
+
diff --git a/builds/msvc/vs2012/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2012/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2012/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2012/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/builds/msvc/vs2013/libsodium/libsodium.vcxproj b/builds/msvc/vs2013/libsodium/libsodium.vcxproj
index 1b76be9f..ccd57962 100644
--- a/builds/msvc/vs2013/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2013/libsodium/libsodium.vcxproj
@@ -88,6 +88,7 @@
+
@@ -305,6 +306,7 @@
+
diff --git a/builds/msvc/vs2013/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2013/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2013/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2013/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/builds/msvc/vs2015/libsodium/libsodium.vcxproj b/builds/msvc/vs2015/libsodium/libsodium.vcxproj
index 561cee2a..de40fa95 100644
--- a/builds/msvc/vs2015/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2015/libsodium/libsodium.vcxproj
@@ -88,6 +88,7 @@
+
@@ -305,6 +306,7 @@
+
diff --git a/builds/msvc/vs2015/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2015/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2015/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2015/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/builds/msvc/vs2017/libsodium/libsodium.vcxproj b/builds/msvc/vs2017/libsodium/libsodium.vcxproj
index 803af42d..4da1798b 100644
--- a/builds/msvc/vs2017/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2017/libsodium/libsodium.vcxproj
@@ -88,6 +88,7 @@
+
@@ -305,6 +306,7 @@
+
diff --git a/builds/msvc/vs2017/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2017/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2017/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2017/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/builds/msvc/vs2019/libsodium/libsodium.vcxproj b/builds/msvc/vs2019/libsodium/libsodium.vcxproj
index bbd712be..d11e17bc 100644
--- a/builds/msvc/vs2019/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2019/libsodium/libsodium.vcxproj
@@ -112,6 +112,7 @@
+
@@ -329,6 +330,7 @@
+
diff --git a/builds/msvc/vs2019/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2019/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2019/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2019/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/builds/msvc/vs2022/libsodium/libsodium.vcxproj b/builds/msvc/vs2022/libsodium/libsodium.vcxproj
index 4a2f6fa1..51ab0ff6 100644
--- a/builds/msvc/vs2022/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2022/libsodium/libsodium.vcxproj
@@ -112,6 +112,7 @@
+
@@ -329,6 +330,7 @@
+
diff --git a/builds/msvc/vs2022/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2022/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2022/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2022/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/builds/msvc/vs2026/libsodium/libsodium.vcxproj b/builds/msvc/vs2026/libsodium/libsodium.vcxproj
index d5cf1974..3bb0375f 100644
--- a/builds/msvc/vs2026/libsodium/libsodium.vcxproj
+++ b/builds/msvc/vs2026/libsodium/libsodium.vcxproj
@@ -112,6 +112,7 @@
+
@@ -329,6 +330,7 @@
+
diff --git a/builds/msvc/vs2026/libsodium/libsodium.vcxproj.filters b/builds/msvc/vs2026/libsodium/libsodium.vcxproj.filters
index 2020d985..3e5daeea 100644
--- a/builds/msvc/vs2026/libsodium/libsodium.vcxproj.filters
+++ b/builds/msvc/vs2026/libsodium/libsodium.vcxproj.filters
@@ -84,6 +84,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
@@ -731,6 +734,9 @@
crypto_pwhash\argon2
+
+ crypto_pwhash\argon2
+
crypto_pwhash\argon2
diff --git a/ci/appveyor/libsodium.vcxproj b/ci/appveyor/libsodium.vcxproj
index 68740212..1a3967e5 100644
--- a/ci/appveyor/libsodium.vcxproj
+++ b/ci/appveyor/libsodium.vcxproj
@@ -336,6 +336,7 @@
+
@@ -553,6 +554,7 @@
+
diff --git a/ci/appveyor/libsodium.vcxproj.filters b/ci/appveyor/libsodium.vcxproj.filters
index 021d9cac..5e8e9bb5 100644
--- a/ci/appveyor/libsodium.vcxproj.filters
+++ b/ci/appveyor/libsodium.vcxproj.filters
@@ -75,6 +75,9 @@
Source Files
+
+ Source Files
+
Source Files
@@ -722,6 +725,9 @@
Header Files
+
+ Header Files
+
Header Files
diff --git a/src/libsodium/Makefile.am b/src/libsodium/Makefile.am
index 84796e3c..14e4d220 100644
--- a/src/libsodium/Makefile.am
+++ b/src/libsodium/Makefile.am
@@ -77,11 +77,13 @@ libsodium_la_SOURCES = \
crypto_pwhash/argon2/argon2-encoding.c \
crypto_pwhash/argon2/argon2-encoding.h \
crypto_pwhash/argon2/argon2-fill-block-ref.c \
+ crypto_pwhash/argon2/argon2-fill-block-wasm32.c \
crypto_pwhash/argon2/argon2.c \
crypto_pwhash/argon2/argon2.h \
crypto_pwhash/argon2/blake2b-long.c \
crypto_pwhash/argon2/blake2b-long.h \
crypto_pwhash/argon2/blamka-round-ref.h \
+ crypto_pwhash/argon2/blamka-round-wasm32.h \
crypto_pwhash/argon2/pwhash_argon2i.c \
crypto_pwhash/argon2/pwhash_argon2id.c \
crypto_pwhash/crypto_pwhash.c \
diff --git a/src/libsodium/crypto_pwhash/argon2/argon2-core.c b/src/libsodium/crypto_pwhash/argon2/argon2-core.c
index 984dbc52..4230f46f 100644
--- a/src/libsodium/crypto_pwhash/argon2/argon2-core.c
+++ b/src/libsodium/crypto_pwhash/argon2/argon2-core.c
@@ -496,6 +496,10 @@ static int
argon2_pick_best_implementation(void)
{
/* LCOV_EXCL_START */
+#if defined(__wasm_simd128__)
+ fill_segment = argon2_fill_segment_wasm32;
+ return 0;
+#endif
#if defined(HAVE_AVX512FINTRIN_H) && defined(HAVE_AVX2INTRIN_H) && \
defined(HAVE_TMMINTRIN_H) && defined(HAVE_SMMINTRIN_H)
if (sodium_runtime_has_avx512f()) {
diff --git a/src/libsodium/crypto_pwhash/argon2/argon2-core.h b/src/libsodium/crypto_pwhash/argon2/argon2-core.h
index a4b3eafb..f7fd6d93 100644
--- a/src/libsodium/crypto_pwhash/argon2/argon2-core.h
+++ b/src/libsodium/crypto_pwhash/argon2/argon2-core.h
@@ -258,6 +258,8 @@ void argon2_fill_segment_avx2(const argon2_instance_t *instance,
argon2_position_t position);
void argon2_fill_segment_ssse3(const argon2_instance_t *instance,
argon2_position_t position);
+void argon2_fill_segment_wasm32(const argon2_instance_t *instance,
+ argon2_position_t position);
void argon2_fill_segment_ref(const argon2_instance_t *instance,
argon2_position_t position);
diff --git a/src/libsodium/crypto_pwhash/argon2/argon2-fill-block-wasm32.c b/src/libsodium/crypto_pwhash/argon2/argon2-fill-block-wasm32.c
new file mode 100644
index 00000000..d8d65d8b
--- /dev/null
+++ b/src/libsodium/crypto_pwhash/argon2/argon2-fill-block-wasm32.c
@@ -0,0 +1,214 @@
+/*
+ * Argon2 source code package
+ *
+ * Written by Daniel Dinu and Dmitry Khovratovich, 2015
+ *
+ * This work is licensed under a Creative Commons CC0 1.0 License/Waiver.
+ *
+ * You should have received a copy of the CC0 Public Domain Dedication along
+ * with
+ * this software. If not, see
+ * .
+ *
+ * WebAssembly SIMD port of the SSSE3 implementation.
+ */
+
+#include
+#include
+#include
+
+#include "argon2-core.h"
+#include "argon2.h"
+#include "private/common.h"
+
+#if defined(__wasm_simd128__)
+
+#include
+
+#include "blamka-round-wasm32.h"
+
+static void
+fill_block(v128_t *state, const uint8_t *ref_block, uint8_t *next_block)
+{
+ v128_t block_XY[ARGON2_OWORDS_IN_BLOCK];
+ uint32_t i;
+
+ for (i = 0; i < ARGON2_OWORDS_IN_BLOCK; i++) {
+ block_XY[i] = state[i] = wasm_v128_xor(
+ state[i], wasm_v128_load((const v128_t *) (&ref_block[16 * i])));
+ }
+
+ for (i = 0; i < 8; ++i) {
+ BLAKE2_ROUND_WASM(state[8 * i + 0], state[8 * i + 1], state[8 * i + 2],
+ state[8 * i + 3], state[8 * i + 4], state[8 * i + 5],
+ state[8 * i + 6], state[8 * i + 7]);
+ }
+
+ for (i = 0; i < 8; ++i) {
+ BLAKE2_ROUND_WASM(state[8 * 0 + i], state[8 * 1 + i], state[8 * 2 + i],
+ state[8 * 3 + i], state[8 * 4 + i], state[8 * 5 + i],
+ state[8 * 6 + i], state[8 * 7 + i]);
+ }
+
+ for (i = 0; i < ARGON2_OWORDS_IN_BLOCK; i++) {
+ state[i] = wasm_v128_xor(state[i], block_XY[i]);
+ wasm_v128_store((v128_t *) (&next_block[16 * i]), state[i]);
+ }
+}
+
+static void
+fill_block_with_xor(v128_t *state, const uint8_t *ref_block,
+ uint8_t *next_block)
+{
+ v128_t block_XY[ARGON2_OWORDS_IN_BLOCK];
+ uint32_t i;
+
+ for (i = 0; i < ARGON2_OWORDS_IN_BLOCK; i++) {
+ state[i] = wasm_v128_xor(
+ state[i], wasm_v128_load((const v128_t *) (&ref_block[16 * i])));
+ block_XY[i] = wasm_v128_xor(
+ state[i], wasm_v128_load((const v128_t *) (&next_block[16 * i])));
+ }
+
+ for (i = 0; i < 8; ++i) {
+ BLAKE2_ROUND_WASM(state[8 * i + 0], state[8 * i + 1], state[8 * i + 2],
+ state[8 * i + 3], state[8 * i + 4], state[8 * i + 5],
+ state[8 * i + 6], state[8 * i + 7]);
+ }
+
+ for (i = 0; i < 8; ++i) {
+ BLAKE2_ROUND_WASM(state[8 * 0 + i], state[8 * 1 + i], state[8 * 2 + i],
+ state[8 * 3 + i], state[8 * 4 + i], state[8 * 5 + i],
+ state[8 * 6 + i], state[8 * 7 + i]);
+ }
+
+ for (i = 0; i < ARGON2_OWORDS_IN_BLOCK; i++) {
+ state[i] = wasm_v128_xor(state[i], block_XY[i]);
+ wasm_v128_store((v128_t *) (&next_block[16 * i]), state[i]);
+ }
+}
+
+static void
+generate_addresses(const argon2_instance_t *instance,
+ const argon2_position_t *position, uint64_t *pseudo_rands)
+{
+ block address_block, input_block, tmp_block;
+ uint32_t i;
+
+ init_block_value(&address_block, 0);
+ init_block_value(&input_block, 0);
+
+ if (instance != NULL && position != NULL) {
+ input_block.v[0] = position->pass;
+ input_block.v[1] = position->lane;
+ input_block.v[2] = position->slice;
+ input_block.v[3] = instance->memory_blocks;
+ input_block.v[4] = instance->passes;
+ input_block.v[5] = instance->type;
+
+ for (i = 0; i < instance->segment_length; ++i) {
+ if (i % ARGON2_ADDRESSES_IN_BLOCK == 0) {
+ v128_t zero_block[ARGON2_OWORDS_IN_BLOCK];
+ v128_t zero2_block[ARGON2_OWORDS_IN_BLOCK];
+
+ memset(zero_block, 0, sizeof(zero_block));
+ memset(zero2_block, 0, sizeof(zero2_block));
+ init_block_value(&address_block, 0);
+ init_block_value(&tmp_block, 0);
+ input_block.v[6]++;
+ fill_block_with_xor(zero_block, (uint8_t *) &input_block.v,
+ (uint8_t *) &tmp_block.v);
+ fill_block_with_xor(zero2_block, (uint8_t *) &tmp_block.v,
+ (uint8_t *) &address_block.v);
+ }
+
+ pseudo_rands[i] = address_block.v[i % ARGON2_ADDRESSES_IN_BLOCK];
+ }
+ }
+}
+
+void
+argon2_fill_segment_wasm32(const argon2_instance_t *instance,
+ argon2_position_t position)
+{
+ block *ref_block = NULL, *curr_block = NULL;
+ uint64_t pseudo_rand, ref_index, ref_lane;
+ uint32_t prev_offset, curr_offset;
+ uint32_t starting_index, i;
+ v128_t state[ARGON2_OWORDS_IN_BLOCK];
+ int data_independent_addressing = 1;
+
+ uint64_t *pseudo_rands = NULL;
+
+ if (instance == NULL) {
+ return;
+ }
+
+ if (instance->type == Argon2_id &&
+ (position.pass != 0 || position.slice >= ARGON2_SYNC_POINTS / 2)) {
+ data_independent_addressing = 0;
+ }
+
+ pseudo_rands = instance->pseudo_rands;
+
+ if (data_independent_addressing) {
+ generate_addresses(instance, &position, pseudo_rands);
+ }
+
+ starting_index = 0;
+
+ if ((0 == position.pass) && (0 == position.slice)) {
+ starting_index = 2;
+ }
+
+ curr_offset = position.lane * instance->lane_length +
+ position.slice * instance->segment_length + starting_index;
+
+ if (0 == curr_offset % instance->lane_length) {
+ prev_offset = curr_offset + instance->lane_length - 1;
+ } else {
+ prev_offset = curr_offset - 1;
+ }
+
+ memcpy(state, ((instance->region->memory + prev_offset)->v),
+ ARGON2_BLOCK_SIZE);
+
+ for (i = starting_index; i < instance->segment_length;
+ ++i, ++curr_offset, ++prev_offset) {
+ if (curr_offset % instance->lane_length == 1) {
+ prev_offset = curr_offset - 1;
+ }
+
+ if (data_independent_addressing) {
+#pragma warning(push)
+#pragma warning(disable : 6385)
+ pseudo_rand = pseudo_rands[i];
+#pragma warning(pop)
+ } else {
+ pseudo_rand = instance->region->memory[prev_offset].v[0];
+ }
+
+ ref_lane = ((pseudo_rand >> 32)) % instance->lanes;
+
+ if ((position.pass == 0) && (position.slice == 0)) {
+ ref_lane = position.lane;
+ }
+
+ position.index = i;
+ ref_index = index_alpha(instance, &position, pseudo_rand & 0xFFFFFFFF,
+ ref_lane == position.lane);
+
+ ref_block = instance->region->memory +
+ instance->lane_length * ref_lane + ref_index;
+ curr_block = instance->region->memory + curr_offset;
+ if (position.pass != 0) {
+ fill_block_with_xor(state, (uint8_t *) ref_block->v,
+ (uint8_t *) curr_block->v);
+ } else {
+ fill_block(state, (uint8_t *) ref_block->v,
+ (uint8_t *) curr_block->v);
+ }
+ }
+}
+
+#endif
diff --git a/src/libsodium/crypto_pwhash/argon2/blamka-round-wasm32.h b/src/libsodium/crypto_pwhash/argon2/blamka-round-wasm32.h
new file mode 100644
index 00000000..ee334977
--- /dev/null
+++ b/src/libsodium/crypto_pwhash/argon2/blamka-round-wasm32.h
@@ -0,0 +1,134 @@
+#ifndef blamka_round_wasm32_H
+#define blamka_round_wasm32_H
+
+#include
+#include "private/common.h"
+
+static inline v128_t
+fBlaMka_wasm(v128_t x, v128_t y)
+{
+ const v128_t z = wasm_u64x2_extmul_low_u32x4(x, y);
+ return wasm_i64x2_add(wasm_i64x2_add(x, y), wasm_i64x2_add(z, z));
+}
+
+static inline v128_t
+rotr64_32_wasm(v128_t x)
+{
+ return wasm_i32x4_shuffle(x, x, 1, 0, 3, 2);
+}
+
+static inline v128_t
+rotr64_24_wasm(v128_t x)
+{
+ return wasm_v128_or(wasm_u64x2_shr(x, 24), wasm_i64x2_shl(x, 40));
+}
+
+static inline v128_t
+rotr64_16_wasm(v128_t x)
+{
+ return wasm_v128_or(wasm_u64x2_shr(x, 16), wasm_i64x2_shl(x, 48));
+}
+
+static inline v128_t
+rotr64_63_wasm(v128_t x)
+{
+ return wasm_v128_or(wasm_u64x2_shr(x, 63), wasm_i64x2_shl(x, 1));
+}
+
+#define G1_WASM(A0, B0, C0, D0, A1, B1, C1, D1) \
+ do { \
+ A0 = fBlaMka_wasm(A0, B0); \
+ A1 = fBlaMka_wasm(A1, B1); \
+ \
+ D0 = wasm_v128_xor(D0, A0); \
+ D1 = wasm_v128_xor(D1, A1); \
+ \
+ D0 = rotr64_32_wasm(D0); \
+ D1 = rotr64_32_wasm(D1); \
+ \
+ C0 = fBlaMka_wasm(C0, D0); \
+ C1 = fBlaMka_wasm(C1, D1); \
+ \
+ B0 = wasm_v128_xor(B0, C0); \
+ B1 = wasm_v128_xor(B1, C1); \
+ \
+ B0 = rotr64_24_wasm(B0); \
+ B1 = rotr64_24_wasm(B1); \
+ } while ((void) 0, 0)
+
+#define G2_WASM(A0, B0, C0, D0, A1, B1, C1, D1) \
+ do { \
+ A0 = fBlaMka_wasm(A0, B0); \
+ A1 = fBlaMka_wasm(A1, B1); \
+ \
+ D0 = wasm_v128_xor(D0, A0); \
+ D1 = wasm_v128_xor(D1, A1); \
+ \
+ D0 = rotr64_16_wasm(D0); \
+ D1 = rotr64_16_wasm(D1); \
+ \
+ C0 = fBlaMka_wasm(C0, D0); \
+ C1 = fBlaMka_wasm(C1, D1); \
+ \
+ B0 = wasm_v128_xor(B0, C0); \
+ B1 = wasm_v128_xor(B1, C1); \
+ \
+ B0 = rotr64_63_wasm(B0); \
+ B1 = rotr64_63_wasm(B1); \
+ } while ((void) 0, 0)
+
+static inline v128_t
+wasm_alignr_8(v128_t a, v128_t b)
+{
+ return wasm_i8x16_shuffle(b, a, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23);
+}
+
+#define DIAGONALIZE_WASM(A0, B0, C0, D0, A1, B1, C1, D1) \
+ do { \
+ v128_t t0 = wasm_alignr_8(B1, B0); \
+ v128_t t1 = wasm_alignr_8(B0, B1); \
+ B0 = t0; \
+ B1 = t1; \
+ \
+ t0 = C0; \
+ C0 = C1; \
+ C1 = t0; \
+ \
+ t0 = wasm_alignr_8(D1, D0); \
+ t1 = wasm_alignr_8(D0, D1); \
+ D0 = t1; \
+ D1 = t0; \
+ } while ((void) 0, 0)
+
+#define UNDIAGONALIZE_WASM(A0, B0, C0, D0, A1, B1, C1, D1) \
+ do { \
+ v128_t t0 = wasm_alignr_8(B0, B1); \
+ v128_t t1 = wasm_alignr_8(B1, B0); \
+ B0 = t0; \
+ B1 = t1; \
+ \
+ t0 = C0; \
+ C0 = C1; \
+ C1 = t0; \
+ \
+ t0 = wasm_alignr_8(D0, D1); \
+ t1 = wasm_alignr_8(D1, D0); \
+ D0 = t1; \
+ D1 = t0; \
+ } while ((void) 0, 0)
+
+#define BLAKE2_ROUND_WASM(A0, A1, B0, B1, C0, C1, D0, D1) \
+ do { \
+ G1_WASM(A0, B0, C0, D0, A1, B1, C1, D1); \
+ G2_WASM(A0, B0, C0, D0, A1, B1, C1, D1); \
+ \
+ DIAGONALIZE_WASM(A0, B0, C0, D0, A1, B1, C1, D1); \
+ \
+ G1_WASM(A0, B0, C0, D0, A1, B1, C1, D1); \
+ G2_WASM(A0, B0, C0, D0, A1, B1, C1, D1); \
+ \
+ UNDIAGONALIZE_WASM(A0, B0, C0, D0, A1, B1, C1, D1); \
+ } while ((void) 0, 0)
+
+#endif