From 0bab5da37e6c2351936bf3fade2eb1a6d75bb171 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Fri, 7 Jan 2022 14:55:31 +0100 Subject: [PATCH] libbb/sha1: tweak comments Signed-off-by: Denys Vlasenko --- libbb/hash_md5_sha_x86-32_shaNI.S | 6 +++--- libbb/hash_md5_sha_x86-64_shaNI.S | 4 ++-- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/libbb/hash_md5_sha_x86-32_shaNI.S b/libbb/hash_md5_sha_x86-32_shaNI.S index 7202c7673..6b12d1462 100644 --- a/libbb/hash_md5_sha_x86-32_shaNI.S +++ b/libbb/hash_md5_sha_x86-32_shaNI.S @@ -34,7 +34,7 @@ #define MSG3 %xmm6 #define SHUF_MASK %xmm7 - .balign 8 # allow decoders to fetch at least 2 first insns + .balign 8 # allow decoders to fetch at least 3 first insns sha1_process_block64_shaNI: pushl %ebp movl %esp, %ebp @@ -44,8 +44,8 @@ sha1_process_block64_shaNI: /* load initial hash values */ xor128 E0, E0 movu128 76(%eax), ABCD - pinsrd $3, 76+4*4(%eax), E0 # load to upper 32-bit word - shuf128_32 $0x1B, ABCD, ABCD # 00011011: bswap + pinsrd $3, 76+4*4(%eax), E0 # load to uppermost 32-bit word + shuf128_32 $0x1B, ABCD, ABCD # DCBA -> ABCD mova128 PSHUFFLE_BYTE_FLIP_MASK, SHUF_MASK diff --git a/libbb/hash_md5_sha_x86-64_shaNI.S b/libbb/hash_md5_sha_x86-64_shaNI.S index 473b472f1..e2e5357e0 100644 --- a/libbb/hash_md5_sha_x86-64_shaNI.S +++ b/libbb/hash_md5_sha_x86-64_shaNI.S @@ -40,8 +40,8 @@ sha1_process_block64_shaNI: xor128 E0, E0 movu128 80(%rdi), ABCD - pinsrd $3, 80+4*4(%rdi), E0 # load to upper 32-bit word - shuf128_32 $0x1B, ABCD, ABCD # 00011011: bswap + pinsrd $3, 80+4*4(%rdi), E0 # load to uppermost 32-bit word + shuf128_32 $0x1B, ABCD, ABCD # DCBA -> ABCD mova128 PSHUFFLE_BYTE_FLIP_MASK(%rip), SHUF_MASK