Implementation notes: amd64, h8bobcat, crypto_hash/essence256

Computer: h8bobcat
Microarchitecture: amd64; Bobcat (500f10)
Architecture: amd64
CPU ID: AuthenticAMD-00500f20-178bfbff
SUPERCOP version: 20231107
Operation: crypto_hash
Primitive: essence256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
190338	31116 3168 0	43694 3952 800	`T:gcc`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231109	20231107
225668	13175 3168 0	24156 3992 728	`T:gcc`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
227976	16308 3168 0	28348 3992 728	`T:gcc`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
229021	15093 3168 0	27220 3992 728	`T:gcc`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
242426	9988 3168 0	20140 3992 728	`T:gcc`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122
242887	8127 3168 0	17721 3928 768	`T:gcc`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231109	20231107
250733	9299 3168 0	19901 3944 800	`T:gcc`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231109	20231107
252719	10667 3168 0	21750 3952 800	`T:gcc`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231109	20231107
300604	8763 3168 0	18280 3992 728	`T:gcc`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230522	20221122

Compiler output

Implementation: T:gcc
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

essence_L_tables.c: In file included from essence_L_tables.c:12:
essence_L_tables.c: ./essence_api.h:13:9: warning: '_ESSENCE_API_H_' is used as a header guard here, followed by #define of a different macro [-Wheader-guard]
essence_L_tables.c: #ifndef _ESSENCE_API_H_
essence_L_tables.c: ^~~~~~~~~~~~~~~
essence_L_tables.c: ./essence_api.h:14:9: note: '_ESSENCE_H_API_' is defined here; did you mean '_ESSENCE_API_H_'?
essence_L_tables.c: #define _ESSENCE_H_API_
essence_L_tables.c: ^~~~~~~~~~~~~~~
essence_L_tables.c: _ESSENCE_API_H_
essence_L_tables.c: 1 warning generated.
essence_api.c: In file included from essence_api.c:11:
essence_api.c: In file included from ./essence.h:11:
essence_api.c: ./essence_api.h:13:9: warning: '_ESSENCE_API_H_' is used as a header guard here, followed by #define of a different macro [-Wheader-guard]
essence_api.c: #ifndef _ESSENCE_API_H_
essence_api.c: ^~~~~~~~~~~~~~~
essence_api.c: ./essence_api.h:14:9: note: '_ESSENCE_H_API_' is defined here; did you mean '_ESSENCE_API_H_'?
essence_api.c: #define _ESSENCE_H_API_
essence_api.c: ^~~~~~~~~~~~~~~
essence_api.c: _ESSENCE_API_H_
essence_api.c: 1 warning generated.
essence_compress_256.c: In file included from essence_compress_256.c:11:
essence_compress_256.c: In file included from ./essence.h:11:
essence_compress_256.c: ./essence_api.h:13:9: warning: '_ESSENCE_API_H_' is used as a header guard here, followed by #define of a different macro [-Wheader-guard]
essence_compress_256.c: #ifndef _ESSENCE_API_H_
essence_compress_256.c: ^~~~~~~~~~~~~~~
essence_compress_256.c: ./essence_api.h:14:9: note: '_ESSENCE_H_API_' is defined here; did you mean '_ESSENCE_API_H_'?
essence_compress_256.c: #define _ESSENCE_H_API_
essence_compress_256.c: ^~~~~~~~~~~~~~~
essence_compress_256.c: _ESSENCE_API_H_
essence_compress_256.c: 1 warning generated.
essence_compress_256_dual.c: In file included from essence_compress_256_dual.c:11:
essence_compress_256_dual.c: In file included from ./essence.h:11:
essence_compress_256_dual.c: ./essence_api.h:13:9: warning: '_ESSENCE_API_H_' is used as a header guard here, followed by #define of a different macro [-Wheader-guard]
essence_compress_256_dual.c: #ifndef _ESSENCE_API_H_
essence_compress_256_dual.c: ^~~~~~~~~~~~~~~
essence_compress_256_dual.c: ./essence_api.h:14:9: note: '_ESSENCE_H_API_' is defined here; did you mean '_ESSENCE_API_H_'?
essence_compress_256_dual.c: #define _ESSENCE_H_API_
essence_compress_256_dual.c: ^~~~~~~~~~~~~~~
essence_compress_256_dual.c: _ESSENCE_API_H_
essence_compress_256_dual.c: 1 warning generated.
essence_compress_512.c: In file included from essence_compress_512.c:10:
essence_compress_512.c: In file included from ./essence.h:11:
essence_compress_512.c: ./essence_api.h:13:9: warning: '_ESSENCE_API_H_' is used as a header guard here, followed by #define of a different macro [-Wheader-guard]
essence_compress_512.c: #ifndef _ESSENCE_API_H_
essence_compress_512.c: ^~~~~~~~~~~~~~~
essence_compress_512.c: ./essence_api.h:14:9: note: '_ESSENCE_H_API_' is defined here; did you mean '_ESSENCE_API_H_'?
essence_compress_512.c: #define _ESSENCE_H_API_
essence_compress_512.c: ^~~~~~~~~~~~~~~
essence_compress_512.c: _ESSENCE_API_H_
essence_compress_512.c: 1 warning generated.
hash.c: In file included from hash.c:2:
hash.c: ./essence_api.h:13:9: warning: '_ESSENCE_API_H_' is used as a header guard here, followed by #define of a different macro [-Wheader-guard]
hash.c: #ifndef _ESSENCE_API_H_
hash.c: ^~~~~~~~~~~~~~~
hash.c: ./essence_api.h:14:9: note: '_ESSENCE_H_API_' is defined here; did you mean '_ESSENCE_API_H_'?
hash.c: #define _ESSENCE_H_API_
hash.c: ^~~~~~~~~~~~~~~
hash.c: _ESSENCE_API_H_
hash.c: 1 warning generated.

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:gcc
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:gcc
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:gcc
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:gcc
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:gcc