diff options
| author | Denys Vlasenko | 2022-02-03 14:15:20 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2022-02-03 14:58:02 +0100 |
| commit | 6472ac942898437e040171cec991de1c0b962f72 (patch) | |
| tree | db3bad21943c0f946f3485d71ac336c57a7ea846 /libbb/Config.src | |
| parent | 205042c07a3bf6c8e685c434713f2a9e46630cd0 (diff) | |
| download | busybox-6472ac942898437e040171cec991de1c0b962f72.zip busybox-6472ac942898437e040171cec991de1c0b962f72.tar.gz | |
libbb/sha256: optional x86 hardware accelerated hashing
64 bit:
function old new delta
sha256_process_block64_shaNI - 730 +730
.rodata 108314 108586 +272
sha256_begin 31 83 +52
------------------------------------------------------------------------------
(add/remove: 5/1 grow/shrink: 2/0 up/down: 1055/-1) Total: 1054 bytes
32 bit:
function old new delta
sha256_process_block64_shaNI - 747 +747
.rodata 104318 104590 +272
sha256_begin 29 84 +55
------------------------------------------------------------------------------
(add/remove: 5/1 grow/shrink: 2/0 up/down: 1075/-1) Total: 1074 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb/Config.src')
| -rw-r--r-- | libbb/Config.src | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libbb/Config.src b/libbb/Config.src index 708d3b0..0ecd5bd 100644 --- a/libbb/Config.src +++ b/libbb/Config.src @@ -70,6 +70,12 @@ config SHA1_HWACCEL On x86, this adds ~590 bytes of code. Throughput is about twice as fast as fully-unrolled generic code. +config SHA256_HWACCEL + bool "SHA256: Use hardware accelerated instructions if possible" + default y + help + On x86, this adds ~1k bytes of code. + config SHA3_SMALL int "SHA3: Trade bytes for speed (0:fast, 1:slow)" default 1 # all "fast or small" options default to small |