Implementation notes: amd64, luft, crypto_dh/ed448goldilocks

Computer: luft
Architecture: amd64
CPU ID: GenuineIntel-000306d4-bfebfbff
SUPERCOP version: 20200702
Operation: crypto_dh
Primitive: ed448goldilocks

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
2276348	71746 21980 0	86016 24576 0	`amd64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
2324244	60527 21980 0	77824 24576 0	`amd64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
2387164	50203 21980 0	61440 24576 0	`amd64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
2435016	60527 21980 0	77824 24576 0	`amd64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
2443912	64935 21980 0	81920 24576 0	`amd64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
2937888	52661 21980 0	69632 24576 0	`amd64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
3179000	92672 21980 0	106496 24576 0	`64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
3277516	101820 21980 0	122880 24576 0	`64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
3370436	92672 21980 0	106496 24576 0	`64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
3396088	95560 21980 0	110592 24576 0	`64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
3417520	99892 21980 0	114688 24576 0	`64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
3726712	40796 21980 0	57344 24576 0	`64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
3798772	62842 21980 0	73728 24576 0	`64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
3890512	75322 21980 0	94208 24576 0	`64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
3989124	71567 21980 0	90112 24576 0	`64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
7803776	80235 18908 0	94208 24576 0	`32`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
8978800	77248 18908 0	98304 24576 0	`32`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
9164532	52719 18908 0	65536 24576 0	`32`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
9422584	71264 18908 0	86016 24576 0	`32`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
9648048	75996 18908 0	90112 24576 0	`32`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
10280808	61884 18908 0	81920 24576 0	`32`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
10287872	71264 18908 0	86016 24576 0	`32`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200710	20200702
10714232	50342 18908 0	65536 24576 0	`32`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702
12335170	59659 18908 0	77824 24576 0	`32`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200710	20200702

Test failure

Implementation: amd64
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

error 111
crypto_dh not associative

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64

Compiler output

Implementation: 32
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

measure.c: ld: warning: could not create compact unwind for _crypto_stream_aes256ctr_dolbeau_aesenc_int_xor: register 3 saved somewhere other than in frame

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	32
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	32
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	32
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	32
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	32
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	64

Compiler output

Implementation: amd64
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

ec_point.c: In file included from ec_point.c:12:
ec_point.c: In file included from ./ec_point.h:13:
ec_point.c: In file included from ./p448.h:10:
ec_point.c: ./word.h:207:5: warning: implicit declaration of function 'memset_s' is invalid in C99 [-Wimplicit-function-declaration]
ec_point.c: memset_s(p, s, c, s);
ec_point.c: ^
ec_point.c: 1 warning generated.
p448.c: In file included from p448.c:5:
p448.c: In file included from ./p448.h:10:
p448.c: ./word.h:207:5: warning: implicit declaration of function 'memset_s' is invalid in C99 [-Wimplicit-function-declaration]
p448.c: memset_s(p, s, c, s);
p448.c: ^
p448.c: 1 warning generated.
measure.c: ld: warning: could not create compact unwind for _crypto_stream_aes256ctr_dolbeau_aesenc_int_xor: register 3 saved somewhere other than in frame

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	amd64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	amd64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	amd64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	amd64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	amd64

Compiler output

Implementation: amd64
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

ec_point.c: In file included from p448.h:10,
ec_point.c: from ec_point.h:13,
ec_point.c: from ec_point.c:12:
ec_point.c: word.h: In function 'really_memset':
ec_point.c: word.h:207:5: warning: implicit declaration of function 'memset_s'; did you mean '_mm_set_sd'? [-Wimplicit-function-declaration]
ec_point.c: 207 | memset_s(p, s, c, s);
ec_point.c: | ^~~~~~~~
ec_point.c: | _mm_set_sd
p448.c: In file included from p448.h:10,
p448.c: from p448.c:5:
p448.c: word.h: In function 'really_memset':
p448.c: word.h:207:5: warning: implicit declaration of function 'memset_s'; did you mean '_mm_set_sd'? [-Wimplicit-function-declaration]
p448.c: 207 | memset_s(p, s, c, s);
p448.c: | ^~~~~~~~
p448.c: | _mm_set_sd

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64