Implementation notes: amd64, samba, crypto_hash/essence512

Computer: samba
Microarchitecture: amd64; Skylake (506e3)
Architecture: amd64
CPU ID: GenuineIntel-000506e3-bfebfbff
SUPERCOP version: 20221122
Operation: crypto_hash
Primitive: essence512

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
50831	15839 3168 0	30128 3980 952	`T:gcc`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221006	20221005
54356	9789 3168 0	21311 3972 952	`T:gcc`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221006	20221005
55933	8142 3168 0	18635 3956 920	`T:gcc`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221006	20221005
56309	14218 3168 0	27701 3980 920	`T:gcc`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221006	20221005
56513	14570 3168 0	27941 3980 920	`T:gcc`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221006	20221005
56935	14218 3168 0	27701 3980 920	`T:gcc`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221006	20221005
57579	14608 3168 0	27253 3980 888	`T:gcc`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221006	20221005
58251	8310 3168 0	18311 3972 888	`T:gcc`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221006	20221005
59489	9127 3168 0	20495 3972 952	`T:gcc`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221006	20221005

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

Namespace violations

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

essence_L_tables.o L_32_table D
essence_L_tables.o L_64_table D
essence_api.o Final T
essence_api.o Final_256 T
essence_api.o Final_512 T
essence_api.o Hash T
essence_api.o Init T
essence_api.o Join_256 T
essence_api.o Join_512 T
essence_api.o Merge_Tree_256 T
essence_api.o Merge_Tree_512 T
essence_api.o Update T
essence_api.o Update_256 T
essence_api.o Update_512 T
essence_api.o expansion_of_pi_32 D
essence_api.o expansion_of_pi_64 D
essence_compress_256.o essence_compress_256 T
essence_compress_256_dual.o essence_compress_256_dual T
essence_compress_512.o essence_compress_512 T

Number of similar (compiler,implementation) pairs: 9, 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
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:gcc
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:gcc
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:gcc
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:gcc