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Test on powerpc, powerpc64 and powerpc64le. I test using "openssl speed -evp aes-256-gcm" powerpc64le unpatched: Doing aes-256-gcm for 3s on 16 size blocks: 9552470 aes-256-gcm's in 3.01s Doing aes-256-gcm for 3s on 64 size blocks: 3083878 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 830906 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 211122 aes-256-gcm's in 3.00s Doing aes-256-gcm for 3s on 8192 size blocks: 26861 aes-256-gcm's in 3.05s Doing aes-256-gcm for 3s on 16384 size blocks: 13415 aes-256-gcm's in 3.05s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 50814.18k 65448.52k 70536.60k 72062.98k 72220.00k 72136.65k powerpc64le patched: Doing aes-256-gcm for 3s on 16 size blocks: 19873877 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 64 size blocks: 12461931 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 9315680 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 3705172 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 8192 size blocks: 545984 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 16384 size blocks: 275305 aes-256-gcm's in 3.02s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 105172.35k 264477.04k 788775.72k 1254894.84k 1483175.44k 1491877.08k

Test on powerpc, powerpc64 and powerpc64le. I test using "openssl speed -evp aes-256-gcm" powerpc64le unpatched: Doing aes-256-gcm for 3s on 16 size blocks: 9552470 aes-256-gcm's in 3.01s Doing aes-256-gcm for 3s on 64 size blocks: 3083878 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 830906 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 211122 aes-256-gcm's in 3.00s Doing aes-256-gcm for 3s on 8192 size blocks: 26861 aes-256-gcm's in 3.05s Doing aes-256-gcm for 3s on 16384 size blocks: 13415 aes-256-gcm's in 3.05s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 50814.18k 65448.52k 70536.60k 72062.98k 72220.00k 72136.65k powerpc64le patched: Doing aes-256-gcm for 3s on 16 size blocks: 19873877 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 64 size blocks: 12461931 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 9315680 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 3705172 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 8192 size blocks: 545984 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 16384 size blocks: 275305 aes-256-gcm's in 3.02s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 105172.35k 264477.04k 788775.72k 1254894.84k 1483175.44k 1491877.08k powerpc64 unpatched: Doing aes-256-gcm for 3s on 16 size blocks: 7070177 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 64 size blocks: 2484593 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 673707 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 171983 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 8192 size blocks: 21644 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 16384 size blocks: 10819 aes-256-gcm's in 3.02s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 37415.30k 52730.02k 57044.01k 58248.46k 58644.39k 58780.02k powerpc64 patched: Doing aes-256-gcm for 3s on 16 size blocks: 15075576 aes-256-gcm's in 3.04s Doing aes-256-gcm for 3s on 64 size blocks: 10145628 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 7837733 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 3106231 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 8192 size blocks: 461837 aes-256-gcm's in 3.05s Doing aes-256-gcm for 3s on 16384 size blocks: 231623 aes-256-gcm's in 3.05s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 79369.61k 215318.61k 663635.23k 1054766.61k 1241721.01k 1245509.33k

Test on powerpc, powerpc64 and powerpc64le. I test using "openssl speed -evp aes-256-gcm" powerpc64le unpatched: Doing aes-256-gcm for 3s on 16 size blocks: 9552470 aes-256-gcm's in 3.01s Doing aes-256-gcm for 3s on 64 size blocks: 3083878 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 830906 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 211122 aes-256-gcm's in 3.00s Doing aes-256-gcm for 3s on 8192 size blocks: 26861 aes-256-gcm's in 3.05s Doing aes-256-gcm for 3s on 16384 size blocks: 13415 aes-256-gcm's in 3.05s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 50814.18k 65448.52k 70536.60k 72062.98k 72220.00k 72136.65k powerpc64le patched: Doing aes-256-gcm for 3s on 16 size blocks: 19873877 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 64 size blocks: 12461931 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 9315680 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 3705172 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 8192 size blocks: 545984 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 16384 size blocks: 275305 aes-256-gcm's in 3.02s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 105172.35k 264477.04k 788775.72k 1254894.84k 1483175.44k 1491877.08k powerpc64 unpatched: Doing aes-256-gcm for 3s on 16 size blocks: 7070177 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 64 size blocks: 2484593 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 673707 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 171983 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 8192 size blocks: 21644 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 16384 size blocks: 10819 aes-256-gcm's in 3.02s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 37415.30k 52730.02k 57044.01k 58248.46k 58644.39k 58780.02k powerpc64 patched: Doing aes-256-gcm for 3s on 16 size blocks: 15075576 aes-256-gcm's in 3.04s Doing aes-256-gcm for 3s on 64 size blocks: 10145628 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 256 size blocks: 7837733 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 1024 size blocks: 3106231 aes-256-gcm's in 3.02s Doing aes-256-gcm for 3s on 8192 size blocks: 461837 aes-256-gcm's in 3.05s Doing aes-256-gcm for 3s on 16384 size blocks: 231623 aes-256-gcm's in 3.05s OpenSSL 1.1.1k-freebsd 24 Aug 2021 built on: reproducible build, date unspecified options:bn(64,64) rc4(int) des(int) aes(partial) idea(int) blowfish(ptr) compiler: clang The 'numbers' are in 1000s of bytes per second processed. type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes 16384 bytes aes-256-gcm 79369.61k 215318.61k 663635.23k 1054766.61k 1241721.01k 1245509.33k