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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2013-01-15 21:50:41 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2013-01-15 21:50:41 +0100 |
| commit | 8e7312e12fb088ba99f4f875903926f2ef9ed235 (patch) | |
| tree | 14463200a24f1f8d416f093c48ce9ffd4e05a92e /libbb/hash_md5_sha.c | |
| parent | 5b7f50f37210706c0f508788991de88244c7b29b (diff) | |
| download | busybox-8e7312e12fb088ba99f4f875903926f2ef9ed235.tar.gz | |
sha3: tweak choice of a fast code path for 64-bit
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/hash_md5_sha.c')
| -rw-r--r-- | libbb/hash_md5_sha.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libbb/hash_md5_sha.c b/libbb/hash_md5_sha.c index 18e426079..7ae0b6385 100644 --- a/libbb/hash_md5_sha.c +++ b/libbb/hash_md5_sha.c @@ -1057,7 +1057,7 @@ static void KeccakF(uint64_t *state) /* Chi */ for (y = 0; y <= 20; y += 5) { - if (SHA3_SMALL) { + if (SHA3_SMALL && !ARCH_IS_64BIT) { uint64_t BC[5]; BC[0] = state[y + 0]; BC[1] = state[y + 1]; @@ -1071,6 +1071,7 @@ static void KeccakF(uint64_t *state) } } else { /* 32-bit x86: +50 bytes code, 10% faster */ + /* 64-bit x86: ~same code size, 30% faster */ uint64_t BC0, BC1, BC2, BC3, BC4; BC0 = state[y + 0]; BC1 = state[y + 1]; |