Implementation notes: amd64, comet, crypto_hash/hamsi

Computer: comet
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_hash
Primitive: hamsi

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
31000	39960 0 0	52785 852 896	`T:simd-2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31152	39880 0 0	52705 852 896	`T:simd-1`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31199	39187 0 0	50471 844 960	`T:simd-2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31432	39180 0 0	53305 852 928	`T:simd-2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31444	39180 0 0	53601 852 960	`T:simd-2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31485	39114 0 0	49537 852 896	`T:simd-2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31631	39804 0 0	52532 780 960	`T:simd-2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
31845	39050 0 0	49473 852 896	`T:simd-1`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31854	39100 0 0	53521 852 960	`T:simd-1`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31859	39460 0 0	50236 780 960	`T:simd-2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
31870	39275 0 0	49643 772 960	`T:simd-1`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
31878	39100 0 0	53225 852 928	`T:simd-1`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
31949	39433 0 0	49787 772 960	`T:simd-2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
31977	39115 0 0	50407 844 960	`T:simd-1`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
32099	12032 0 0	24857 852 896	`T:bernstein/small-simd-2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
32193	11236 0 0	25361 852 928	`T:bernstein/small-simd-2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
32306	39404 0 0	48735 756 928	`T:simd-2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
32466	39332 0 0	50108 780 960	`T:simd-1`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
32492	39676 0 0	52404 780 960	`T:simd-1`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
32561	11236 0 0	25657 852 960	`T:bernstein/small-simd-2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
32592	11130 0 0	21585 852 896	`T:bernstein/small-simd-2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
32656	39248 0 0	48575 756 928	`T:simd-1`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
32713	11184 0 0	22471 844 960	`T:bernstein/small-simd-2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240105	20231222
35148	11596 0 0	22372 780 960	`T:bernstein/small-simd-2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
36021	12068 0 0	24796 780 960	`T:bernstein/small-simd-2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
36435	11576 0 0	21931 772 960	`T:bernstein/small-simd-2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222
36946	11368 0 0	20703 756 928	`T:bernstein/small-simd-2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240105	20231222

Compiler output

Implementation: T:bernstein/small-simd-2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

hamsi.c: hamsi.c: In function 'Update':
hamsi.c: hamsi.c:184:38: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
hamsi.c: 184 | state->buffer[bufferbytes + i] = data[i];
hamsi.c: | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
hamsi.c: In file included from hamsi.c:3:
hamsi.c: hamsi.h:12:11: note: at offset [5, 7] into destination object 'buffer' of size 4
hamsi.c: 12 | uint8_t buffer[4];
hamsi.c: | ^~~~~~

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:bernstein/small-simd-2

Compiler output

Implementation: T:simd-1
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

hamsi.c: hamsi.c: In function 'Update':
hamsi.c: hamsi.c:273:38: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
hamsi.c: 273 | state->buffer[bufferbytes + i] = data[i];
hamsi.c: | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
hamsi.c: In file included from hamsi.c:3:
hamsi.c: hamsi.h:12:11: note: at offset [5, 7] into destination object 'buffer' of size 4
hamsi.c: 12 | uint8_t buffer[4];
hamsi.c: | ^~~~~~

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:simd-1

Compiler output

Implementation: T:simd-2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE

hamsi.c: hamsi.c: In function 'Update':
hamsi.c: hamsi.c:270:38: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
hamsi.c: 270 | state->buffer[bufferbytes + i] = data[i];
hamsi.c: | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
hamsi.c: In file included from hamsi.c:3:
hamsi.c: hamsi.h:12:11: note: at offset [5, 7] into destination object 'buffer' of size 4
hamsi.c: 12 | uint8_t buffer[4];
hamsi.c: | ^~~~~~

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:simd-2

Compiler output

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

hamsi.c: hamsi.c:111:10: fatal error: 'hamsi_helper.c' file not found
hamsi.c: #include "hamsi_helper.c"
hamsi.c: ^~~~~~~~~~~~~~~~
hamsi.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 10, namely:

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

Compiler output

Implementation: T:sphlib
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

hamsi.c: hamsi.c:111:10: fatal error: hamsi_helper.c: No such file or directory
hamsi.c: 111 | #include "hamsi_helper.c"
hamsi.c: | ^~~~~~~~~~~~~~~~
hamsi.c: compilation terminated.

Number of similar (compiler,implementation) pairs: 8, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib-small
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib-small
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib-small
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sphlib-small