Implementation notes: amd64, icelake, crypto_dh/ed448goldilocks

Computer: icelake
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20200826
Operation: crypto_dh
Primitive: ed448goldilocks

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1218170	68129 21980 0	90112 24576 0	`T:amd64`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1221008	63561 21980 0	86016 24576 0	`T:amd64`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1286429	49263 21980 0	69632 24576 0	`T:amd64`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1567267	40804 21980 0	65536 24576 0	`T:64`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1594307	105381 21980 0	126976 24576 0	`T:64`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1608184	102589 21980 0	122880 24576 0	`T:64`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1667005	96244 21980 0	126976 24576 0	`T:64`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1710898	76070 21980 0	102400 24576 0	`T:64`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1802340	59078 21980 0	77824 24576 0	`T:64`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
4076207	78828 18908 0	102400 24576 0	`T:32`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
4097305	73840 18908 0	98304 24576 0	`T:32`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
4280827	79967 18908 0	110592 24576 0	`T:32`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
4336196	50313 18908 0	73728 24576 0	`T:32`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
4360730	51507 18908 0	69632 24576 0	`T:32`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
5696679	62702 18908 0	90112 24576 0	`T:32`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826

Test failure

Implementation: T:amd64
Security model: timingleaks
Compiler: opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

error 111
crypto_dh not associative

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

Compiler	Implementations
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:amd64
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:amd64
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:amd64

Compiler output

Implementation: T:32
Security model: timingleaks
Compiler: clang -march=icelake-client -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_constbranchindex_xor: register 3 saved somewhere other than in frame

Number of similar (compiler,implementation) pairs: 6, namely:

Compiler	Implementations
clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:32
clang -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:32
clang -march=icelake-client -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:32
clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:64
clang -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:64
clang -march=icelake-client -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:64

Compiler output

Implementation: T:amd64
Security model: timingleaks
Compiler: clang -march=icelake-client -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_constbranchindex_xor: register 3 saved somewhere other than in frame

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

Compiler	Implementations
clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:amd64
clang -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:amd64
clang -march=icelake-client -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:amd64

Compiler output

Implementation: T:amd64
Security model: timingleaks
Compiler: opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -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: 3, namely:

Compiler	Implementations
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:amd64
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:amd64
opt-local-bin-gcc -march=icelake-client -mtune=icelake-client -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:amd64