Implementation notes: amd64, cezanne, crypto_aead/acorn128v2

Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: acorn128v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
2738761	4734 0 0	21128 812 1016	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
3069537	3832 0 0	20162 788 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
3404823	3204 0 0	17834 788 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
3560099	6857 0 0	23496 812 1048	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
3667853	5412 0 0	22152 812 1048	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
3707334	2511 0 0	15565 764 1048	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
19410301	2747 0 0	16903 772 1080	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
19647126	2767 0 0	16694 804 1016	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
34341374	2504 0 0	16126 804 1016	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716

Compiler output

encrypt.c: encrypt.c:28:82: warning: unused variable 'word_0' [-Wunused-variable]
encrypt.c:     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:                                                                                  ^
encrypt.c: encrypt.c:28:90: warning: unused variable 'word_107' [-Wunused-variable]
encrypt.c:     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:                                                                                          ^
encrypt.c: encrypt.c:28:100: warning: unused variable 'word_230' [-Wunused-variable]
encrypt.c:     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:                                                                                                    ^
encrypt.c: encrypt.c:29:32: warning: unused variable 'word_154' [-Wunused-variable]
encrypt.c:     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c:                                ^
encrypt.c: encrypt.c:29:50: warning: unused variable 'word_61' [-Wunused-variable]
encrypt.c:     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c:                                                  ^
encrypt.c: encrypt.c:29:58: warning: unused variable 'word_193' [-Wunused-variable]
encrypt.c:     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c:                                                          ^
encrypt.c: encrypt.c:88:82: warning: unused variable 'word_0' [-Wunused-variable]
encrypt.c:     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:                                                                                  ^
encrypt.c: encrypt.c:88:90: warning: unused variable 'word_107' [-Wunused-variable]
encrypt.c:     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:                                                                                          ^
encrypt.c: encrypt.c:88:100: warning: unused variable 'word_230' [-Wunused-variable]
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:opt`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:opt`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c: In function 'encrypt_32bits':
encrypt.c: encrypt.c:29:58: warning: unused variable 'word_193' [-Wunused-variable]
encrypt.c:    29 |     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c:       |                                                          ^~~~~~~~
encrypt.c: encrypt.c:29:50: warning: unused variable 'word_61' [-Wunused-variable]
encrypt.c:    29 |     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c:       |                                                  ^~~~~~~
encrypt.c: encrypt.c:29:32: warning: unused variable 'word_154' [-Wunused-variable]
encrypt.c:    29 |     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c:       |                                ^~~~~~~~
encrypt.c: encrypt.c:28:100: warning: unused variable 'word_230' [-Wunused-variable]
encrypt.c:    28 |     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:       |                                                                                                    ^~~~~~~~
encrypt.c: encrypt.c:28:90: warning: unused variable 'word_107' [-Wunused-variable]
encrypt.c:    28 |     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:       |                                                                                          ^~~~~~~~
encrypt.c: encrypt.c:28:82: warning: unused variable 'word_0' [-Wunused-variable]
encrypt.c:    28 |     unsigned long long word_244, word_23, word_160, word_111, word_66, word_196, word_0, word_107, word_230;
encrypt.c:       |                                                                                  ^~~~~~
encrypt.c: encrypt.c: In function 'encrypt_8bits':
encrypt.c: encrypt.c:89:58: warning: unused variable 'word_193' [-Wunused-variable]
encrypt.c:    89 |     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c:       |                                                          ^~~~~~~~
encrypt.c: encrypt.c:89:50: warning: unused variable 'word_61' [-Wunused-variable]
encrypt.c:    89 |     unsigned long long word_12,word_154,word_235,word_61,word_193;
encrypt.c: ...

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:opt`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:opt`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:opt`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:opt`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Compiler output

encrypt.c: encrypt.c:67:21: warning: unused variable 't' [-Wunused-variable]
encrypt.c:     unsigned char i,t[4];
encrypt.c:                     ^
encrypt.c: 1 warning generated.

Number of similar (implementation,compiler) pairs: 5, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: encrypt.c: In function 'acorn128_enc_onebyte':
encrypt.c: encrypt.c:67:21: warning: unused variable 't' [-Wunused-variable]
encrypt.c:    67 |     unsigned char i,t[4];
encrypt.c:       |                     ^

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Namespace violations

encrypt.o Decrypt_StateUpdate128_1bit T
encrypt.o Encrypt_StateUpdate128_1bit T
encrypt.o FBK128 T
encrypt.o KSG128 T
encrypt.o acorn128_dec_onebyte T
encrypt.o acorn128_enc_onebyte T
encrypt.o acorn128_initialization T
encrypt.o acorn128_tag_generation T

Number of similar (implementation,compiler) pairs: 9, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`