Implementation notes: amd64, h6sandy, crypto_dh/ecfp256h

Computer: h6sandy
Microarchitecture: amd64; Sandy Bridge (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_dh
Primitive: ecfp256h

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
734041	202034 0 8	216331 844 1824	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
740642	136132 0 8	150411 844 1824	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
740772	180359 0 8	193459 844 1824	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
741619	180095 0 8	192867 844 1824	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
747268	114772 0 8	127859 844 1824	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
750774	103398 0 8	117675 844 1824	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
751672	114510 0 8	127267 844 1824	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
753336	171125 0 8	182915 836 1792	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
757800	82024 0 8	95107 844 1824	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
758706	105588 0 8	117379 836 1792	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
760353	81797 0 8	94571 844 1824	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
769372	72852 0 8	84619 836 1792	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
781380	86720 0 8	101019 844 1824	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
785427	65539 0 8	78643 844 1824	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
788603	65340 0 8	78051 844 1824	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
796371	56311 0 8	68091 836 1792	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
1234693	48859 0 8	61963 844 1824	`T:v01/var`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
1236251	69147 0 8	83443 844 1824	`T:v01/var`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
1242726	48762 0 8	61499 844 1824	`T:v01/var`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212
1268358	40095 0 8	51875 836 1792	`T:v01/var`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231214	20231212

Compiler output

Implementation: T:v01/var
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

alloc.c: alloc.c:79:11: warning: passing 'char[13]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
alloc.c: kn_exit("kn_init_fast", ERR_OUT_OF_MEMORY);
alloc.c: ^~~~~~~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:94:11: warning: passing 'char[13]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
alloc.c: kn_exit("kn_free_fast", ERR_INVALID_MEMORY);
alloc.c: ^~~~~~~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:110:11: warning: passing 'char[8]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
alloc.c: kn_exit("kn_kill", ERR_INVALID_MEMORY);
alloc.c: ^~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:133:11: warning: passing 'char[33]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
alloc.c: kn_exit("kn_alloc: cannot allocate memory", 0);
alloc.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
alloc.c: ./_core.h:132:21: note: passing argument to parameter 's' here
alloc.c: void kn_exit(sic_t *s, uni_t code);
alloc.c: ^
alloc.c: alloc.c:154:12: warning: passing 'char[8]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types where one is of the unique plain 'char' type and the other is not [-Wpointer-sign]
alloc.c: ...

Number of similar (compiler,implementation) pairs: 25, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/var
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/var
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/var
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/var
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/var
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s1
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s1
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s1
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s1
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s1
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s2
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s2
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s4
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s4
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s4
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s4
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s4
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s8
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s8
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s8
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s8
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:v01/w8s8

Compiler output

Implementation: T:v01/w8s1
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

try_ec_fp_256h.c: try_ec_fp_256h.c: In function 'crypto_dh_ecfp256h_v01_w8s1_timingleaks_keypair':
try_ec_fp_256h.c: try_ec_fp_256h.c:39:9: warning: implicit declaration of function 'ec_fp_smulbase_256h'; did you mean 'ec_fp_smulbase_256i'? [-Wimplicit-function-declaration]
try_ec_fp_256h.c: 39 | ec_fp_smulbase_256h((uni)pk, (uni)(pk + (PUBLICKEY_BYTES/2)), (uni)zzn, (uni)sk, (uni *)xn0, (uni *)yn0);
try_ec_fp_256h.c: | ^~~~~~~~~~~~~~~~~~~
try_ec_fp_256h.c: | ec_fp_smulbase_256i

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s1
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s1
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s1
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s1

Compiler output

Implementation: T:v01/w8s2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

try_ec_fp_256h.c: try_ec_fp_256h.c: In function 'crypto_dh_ecfp256h_v01_w8s2_timingleaks_keypair':
try_ec_fp_256h.c: try_ec_fp_256h.c:39:9: warning: implicit declaration of function 'ec_fp_smulbase_256h'; did you mean 'ec_fp_smulbase_256i'? [-Wimplicit-function-declaration]
try_ec_fp_256h.c: 39 | ec_fp_smulbase_256h((uni)pk, (uni)(pk + (PUBLICKEY_BYTES/2)), (uni)zzn, (uni)sk, (uni *)xn0, (uni *)yn0);
try_ec_fp_256h.c: | ^~~~~~~~~~~~~~~~~~~
try_ec_fp_256h.c: | ec_fp_smulbase_256i

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s2

Compiler output

Implementation: T:v01/w8s4
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

try_ec_fp_256h.c: try_ec_fp_256h.c: In function 'crypto_dh_ecfp256h_v01_w8s4_timingleaks_keypair':
try_ec_fp_256h.c: try_ec_fp_256h.c:39:9: warning: implicit declaration of function 'ec_fp_smulbase_256h'; did you mean 'ec_fp_smulbase_256i'? [-Wimplicit-function-declaration]
try_ec_fp_256h.c: 39 | ec_fp_smulbase_256h((uni)pk, (uni)(pk + (PUBLICKEY_BYTES/2)), (uni)zzn, (uni)sk, (uni *)xn0, (uni *)yn0);
try_ec_fp_256h.c: | ^~~~~~~~~~~~~~~~~~~
try_ec_fp_256h.c: | ec_fp_smulbase_256i

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s4
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s4
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s4
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s4

Compiler output

Implementation: T:v01/w8s8
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

try_ec_fp_256h.c: try_ec_fp_256h.c: In function 'crypto_dh_ecfp256h_v01_w8s8_timingleaks_keypair':
try_ec_fp_256h.c: try_ec_fp_256h.c:39:9: warning: implicit declaration of function 'ec_fp_smulbase_256h'; did you mean 'ec_fp_smulbase_256i'? [-Wimplicit-function-declaration]
try_ec_fp_256h.c: 39 | ec_fp_smulbase_256h((uni)pk, (uni)(pk + (PUBLICKEY_BYTES/2)), (uni)zzn, (uni)sk, (uni *)xn0, (uni *)yn0);
try_ec_fp_256h.c: | ^~~~~~~~~~~~~~~~~~~
try_ec_fp_256h.c: | ec_fp_smulbase_256i

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s8
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s8
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s8
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:v01/w8s8