diff options
author | Andy Polyakov <appro@openssl.org> | 2014-06-24 08:06:05 +0200 |
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committer | Andy Polyakov <appro@openssl.org> | 2014-06-24 08:06:05 +0200 |
commit | 0f777aeb50b109052d41b8a55d97faecf728ea00 (patch) | |
tree | d7a456b1b4496bbc480a55199f247e92886cfe61 /crypto/sha | |
parent | eef1827f89ebb82d3bcb5391fa15e05061bab4b2 (diff) |
ARMv8 assembly pack: add Cortex performance numbers.
Diffstat (limited to 'crypto/sha')
-rw-r--r-- | crypto/sha/asm/sha1-armv8.pl | 3 | ||||
-rw-r--r-- | crypto/sha/asm/sha512-armv8.pl | 10 |
2 files changed, 10 insertions, 3 deletions
diff --git a/crypto/sha/asm/sha1-armv8.pl b/crypto/sha/asm/sha1-armv8.pl index c1f552b6b3..deb1238d36 100644 --- a/crypto/sha/asm/sha1-armv8.pl +++ b/crypto/sha/asm/sha1-armv8.pl @@ -14,7 +14,8 @@ # # hardware-assisted software(*) # Apple A7 2.31 4.13 (+14%) -# Cortex-A5x n/a n/a +# Cortex-A53 2.19 8.73 (+108%) +# Cortex-A57 2.35 7.88 (+74%) # # (*) Software results are presented mostly for reference purposes. diff --git a/crypto/sha/asm/sha512-armv8.pl b/crypto/sha/asm/sha512-armv8.pl index 6935ed6521..bd7a0a5662 100644 --- a/crypto/sha/asm/sha512-armv8.pl +++ b/crypto/sha/asm/sha512-armv8.pl @@ -14,12 +14,18 @@ # # SHA256-hw SHA256(*) SHA512 # Apple A7 1.97 10.5 (+33%) 6.73 (-1%(**)) -# Cortex-A5x n/a n/a n/a +# Cortex-A53 2.38 15.6 (+110%) 10.1 (+190%(***)) +# Cortex-A57 2.31 11.6 (+86%) 7.51 (+260%(***)) # # (*) Software SHA256 results are of lesser relevance, presented # mostly for informational purposes. # (**) The result is a trade-off: it's possible to improve it by -# 10%, but at the cost of 20% loss on Cortex-A5x. +# 10% (or by 1 cycle per round), but at the cost of 20% loss +# on Cortex-A53 (or by 4 cycles per round). +# (***) Super-impressive coefficients over gcc-generated code are +# indication of some compiler "pathology", most notably code +# generated with -mgeneral-regs-only is significanty faster +# and lags behind assembly only by 50-90%. $flavour=shift; $output=shift; |