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Message-ID: <Yk/ysc+5+7qQRlvd@gondor.apana.org.au>
Date: Fri, 8 Apr 2022 16:30:41 +0800
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
Cc: "David S. Miller" <davem@...emloft.net>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>,
"Markku-Juhani O . Saarinen" <mjos@....fi>,
Jussi Kivilinna <jussi.kivilinna@....fi>,
Ard Biesheuvel <ardb@...nel.org>,
Gilad Ben-Yossef <gilad@...yossef.com>,
linux-crypto@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org,
Jia Zhang <zhang.jia@...ux.alibaba.com>, zhuolong.lq@...fin.com
Subject: Re: [PATCH 0/4] Add ARMv8 NEON and Crypto Extensions implementation
of SM4-ECB/CBC/CFB/CTR
On Tue, Mar 15, 2022 at 05:44:50PM +0800, Tianjia Zhang wrote:
> This series of patches adds ARMv8 implementations of SM4 in ECB, CBC,
> CFB and CTR modes, both for ARMv8 with Crypto Extensions and for plain
> ARMv8 NEON.
>
> NEON is a general-purpose SIMD instruction set under ARMv8, and SM4
> acceleration instructions are optional supported by Crypto Extensions.
>
> Patch 1 exports the constant array in the SM4 software implementation,
> sm4_sbox are used for the tbl/tbx instruction lookup table in the NEON
> implementation, sm4_fk and sm4_ck are used for the key expansion in the
> CE implementation.
>
> Patch 2 renamed the existing sm4-ce to sm4-ce-cipher, which is a
> single-block CE algorithm implementation that does not support the mode.
> This naming rule follows the AES algorithm in the same directory.
>
> Patch 3 introduces an SM4 accelerated implementation of plain NEON.
>
> Patch 4 introduced the SM4 CE instruction set implementation.
>
> In order to be more intuitive, the following compares the performance of
> the four algorithms sm4-generic, sm4-neon, sm4-ce-cipher, and sm4-ce,
> their performance is from low to high.
>
> Benchmark on T-Head Yitian-710 2.75 GHz, the data comes from the 218
> mode of tcrypt. The abscissas are blocks of different lengths. The
> data is tabulated and the unit is Mb/s:
>
> sm4-generic | 16 64 128 256 1024 1420 4096
> ECB enc | 80.05 91.42 93.66 94.77 95.69 95.77 95.86
> ECB dec | 79.98 91.41 93.64 94.76 95.66 95.77 95.85
> CBC enc | 78.55 86.50 88.02 88.77 89.36 89.42 89.48
> CBC dec | 76.82 89.06 91.52 92.77 93.75 93.83 93.96
> CFB enc | 77.64 86.13 87.62 88.42 89.08 88.83 89.18
> CFB dec | 77.57 88.34 90.36 91.45 92.34 92.00 92.44
> CTR enc | 77.80 88.28 90.23 91.22 92.11 91.81 92.25
> CTR dec | 77.83 88.22 90.22 91.22 92.04 91.82 92.28
> sm4-neon
> ECB enc | 28.31 112.77 203.03 209.89 215.49 202.11 210.59
> ECB dec | 28.36 113.45 203.23 210.00 215.52 202.13 210.65
> CBC enc | 79.32 87.02 88.51 89.28 89.85 89.89 89.97
> CBC dec | 28.29 112.20 203.30 209.82 214.99 201.51 209.95
> CFB enc | 79.59 87.16 88.54 89.30 89.83 89.62 89.92
> CFB dec | 28.12 111.05 202.47 209.02 214.21 210.90 209.12
> CTR enc | 28.04 108.81 200.62 206.65 211.78 208.78 206.74
> CTR dec | 28.02 108.82 200.45 206.62 211.78 208.74 206.70
> sm4-ce-cipher
> ECB enc | 336.79 587.13 682.70 747.37 803.75 811.52 818.06
> ECB dec | 339.18 584.52 679.72 743.68 798.82 803.83 811.54
> CBC enc | 316.63 521.47 597.00 647.14 690.82 695.21 700.55
> CBC dec | 291.80 503.79 585.66 640.82 689.86 695.16 701.72
> CFB enc | 294.79 482.31 552.13 594.71 631.60 628.91 638.92
> CFB dec | 293.09 466.44 526.56 563.17 594.41 592.26 601.97
> CTR enc | 309.61 506.13 576.86 620.47 656.38 654.51 665.10
> CTR dec | 306.69 505.57 576.84 620.18 657.09 654.52 665.32
> sm4-ce
> ECB enc | 366.96 1329.81 2024.29 2755.50 3790.07 3861.91 4051.40
> ECB dec | 367.30 1323.93 2018.72 2747.43 3787.39 3862.55 4052.62
> CBC enc | 358.09 682.68 807.24 885.35 958.29 963.60 973.73
> CBC dec | 366.51 1303.63 1978.64 2667.93 3624.53 3683.41 3856.08
> CFB enc | 351.51 681.26 807.81 893.10 968.54 969.17 985.83
> CFB dec | 354.98 1266.61 1929.63 2634.81 3614.23 3611.59 3841.68
> CTR enc | 324.23 1121.25 1689.44 2256.70 2981.90 3007.79 3060.74
> CTR dec | 324.18 1120.44 1694.31 2258.32 2982.01 3010.09 3060.99
>
>
> Tianjia Zhang (4):
> crypto: lib/sm4 - export sm4 constant arrays
> crypto: arm64/sm4-ce - rename to sm4-ce-cipher
> crypto: arm64/sm4 - add ARMv8 NEON implementation
> crypto: arm64/sm4 - add ARMv8 Crypto Extensions implementation
>
> arch/arm64/crypto/Kconfig | 12 +
> arch/arm64/crypto/Makefile | 8 +-
> arch/arm64/crypto/sm4-ce-cipher-core.S | 36 ++
> arch/arm64/crypto/sm4-ce-cipher-glue.c | 82 +++
> arch/arm64/crypto/sm4-ce-core.S | 688 +++++++++++++++++++++++--
> arch/arm64/crypto/sm4-ce-glue.c | 386 ++++++++++++--
> arch/arm64/crypto/sm4-neon-core.S | 487 +++++++++++++++++
> arch/arm64/crypto/sm4-neon-glue.c | 442 ++++++++++++++++
> include/crypto/sm4.h | 4 +
> lib/crypto/sm4.c | 10 +-
> 10 files changed, 2073 insertions(+), 82 deletions(-)
> create mode 100644 arch/arm64/crypto/sm4-ce-cipher-core.S
> create mode 100644 arch/arm64/crypto/sm4-ce-cipher-glue.c
> create mode 100644 arch/arm64/crypto/sm4-neon-core.S
> create mode 100644 arch/arm64/crypto/sm4-neon-glue.c
All applied. Thanks.
--
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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