Implementation notes: amd64, icelake2, crypto_hash/skein256256

Computer: icelake2
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20221005
Operation: crypto_hash
Primitive: skein256256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
10978	23108 0 0	34082 764 960	`T:opt`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
10990	22417 0 0	31954 764 960	`T:opt`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
11191	16044 0 0	24305 740 928	`T:opt`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
11269	20776 0 0	30322 764 960	`T:x64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
11349	21467 0 0	32450 764 960	`T:x64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
11382	16975 0 0	25233 740 928	`T:x64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
11385	19823 0 0	29065 756 960	`T:x64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
12016	20455 0 0	29681 756 960	`T:opt`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20221003	20220506
27280	34352 0 0	43594 772 896	`T:opt`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221003	20220506
27704	34572 0 0	47034 772 960	`T:opt`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221003	20220506
27711	34512 0 0	46906 772 928	`T:opt`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221003	20220506
27873	33834 0 0	44004 764 960	`T:opt`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221003	20220506
27966	32989 0 0	44202 772 896	`T:opt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20221003	20220506

Compiler output

Implementation: T:x64
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ignored [-Wtrigraphs]
skein_block_x64.S: addq $LOCAL_SIZE,%rsp #get rid of locals (wipe??)
skein_block_x64.S: ^
skein_block_x64.S: 1 warning generated.
skein_block_x64.S: skein_block_x64.S:12:5: error: unknown directive
skein_block_x64.S: .psize 0,128 #list file has no page boundaries
skein_block_x64.S: ^
skein_block_x64.S: <instantiation>:2:7: error: expected absolute expression
skein_block_x64.S: .if _RCNT_ #is there anything to do?
skein_block_x64.S: ^
skein_block_x64.S: <instantiation>:4:5: note: while in macro instantiation
skein_block_x64.S: RotL64 rbx, 256,%((4*_Rbase_+0) % 8),0
skein_block_x64.S: ^
skein_block_x64.S: skein_block_x64.S:560:1: note: while in macro instantiation
skein_block_x64.S: .rept _UNROLL_CNT*2
skein_block_x64.S: ^
skein_block_x64.S: <instantiation>:1:10: error: invalid reassignment of non-absolute variable '_RCNT_'
skein_block_x64.S: _RCNT_ = RC_256&_0&_1
skein_block_x64.S: ^
skein_block_x64.S: <instantiation>:10:5: note: while in macro instantiation
skein_block_x64.S: RotL64 rdx, 256,%((4*_Rbase_+0) % 8),1
skein_block_x64.S: ^
skein_block_x64.S: skein_block_x64.S:560:1: note: while in macro instantiation
skein_block_x64.S: .rept _UNROLL_CNT*2
skein_block_x64.S: ^
skein_block_x64.S: ...

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:x64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:x64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:x64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:x64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:x64

Compiler output

Implementation: T:x64
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

skein_block_x64.S: skein_block_x64.S:336:61: warning: trigraph ??) ignored, use -trigraphs to enable [-Wtrigraphs]
skein_block_x64.S: 336 | addq $LOCAL_SIZE,%rsp #get rid of locals (wipe??)
skein_block_x64.S: |

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:x64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:x64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:x64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:x64