Implementation notes: amd64, gemini, crypto_dh/ecfp256h

Computer: gemini
Microarchitecture: amd64; Goldmont Plus (706a8)
Architecture: amd64
CPU ID: GenuineIntel-000706a8-bfebfbff
SUPERCOP version: 20231107
Operation: crypto_dh
Primitive: ecfp256h

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
858672	178851 0 8	192822 820 1816	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
865359	133715 0 8	148830 820 1816	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
866438	178580 0 8	192062 820 1816	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
867367	113229 0 8	127158 820 1816	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
880048	169067 0 8	181510 812 1784	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
882221	100938 0 8	116062 820 1816	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
883469	80517 0 8	94454 820 1816	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
889103	103529 0 8	115974 812 1784	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
890610	80296 0 8	93822 820 1816	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
902349	70797 0 8	83278 812 1784	`T:v01/w8s2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
915891	84230 0 8	99358 820 1816	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
917950	64017 0 8	78006 820 1816	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
925016	63781 0 8	77310 820 1816	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
944476	199553 0 8	214622 820 1816	`T:v01/w8s8`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
954903	113011 0 8	126526 820 1816	`T:v01/w8s4`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
1023639	54302 0 8	66758 812 1784	`T:v01/w8s1`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
1460440	47380 0 8	61342 820 1816	`T:v01/var`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
1461796	66762 0 8	81862 820 1816	`T:v01/var`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
1478954	47304 0 8	60782 820 1816	`T:v01/var`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530
1625802	38080 0 8	50534 812 1784	`T:v01/var`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230624	20230530

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 with different sign [-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 with different sign [-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 with different sign [-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 with different sign [-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 with different sign [-Wpointer-sign]
alloc.c: ...
error.c: error.c:44:11: warning: passing 'char [56]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
error.c: kn_exit("Increase the workspace space using crypmix_init(maxlen)", ERR_OUT_OF_BOUNDS);
error.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error.c: error.c:29:21: note: passing argument to parameter 's' here
error.c: void kn_exit(sic_t *s, uni_t code)
error.c: ^
error.c: 1 warning generated.
integer_hi_stack.c: integer_hi_stack.c:387:11: warning: passing 'char [11]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
integer_hi_stack.c: kn_exit("mi_q_and_r", ERR_DIVIDE_BY_ZERO);
integer_hi_stack.c: ^~~~~~~~~~~~
integer_hi_stack.c: ./kernel.h:814:18: note: passing argument to parameter 's' here
integer_hi_stack.c: void kn_exit(sic s, uni_t code);
integer_hi_stack.c: ^
integer_hi_stack.c: integer_hi_stack.c:417:11: warning: passing 'char [11]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
integer_hi_stack.c: kn_exit("mi_q_and_r", ERR_DIVIDE_BY_ZERO);
integer_hi_stack.c: ^~~~~~~~~~~~
integer_hi_stack.c: ./kernel.h:814:18: note: passing argument to parameter 's' here
integer_hi_stack.c: void kn_exit(sic s, uni_t code);
integer_hi_stack.c: ^
integer_hi_stack.c: integer_hi_stack.c:907:11: warning: passing 'char [33]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
integer_hi_stack.c: kn_exit("mi_modinv_stack: 0 is not a unit", 0);
integer_hi_stack.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
integer_hi_stack.c: ./kernel.h:814:18: note: passing argument to parameter 's' here
integer_hi_stack.c: void kn_exit(sic s, uni_t code);
integer_hi_stack.c: ^
integer_hi_stack.c: integer_hi_stack.c:918:11: warning: passing 'char [16]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
integer_hi_stack.c: kn_exit("mi_modinv_stack", 0);
integer_hi_stack.c: ^~~~~~~~~~~~~~~~~
integer_hi_stack.c: ./kernel.h:814:18: note: passing argument to parameter 's' here
integer_hi_stack.c: void kn_exit(sic s, uni_t code);
integer_hi_stack.c: ^
integer_hi_stack.c: integer_hi_stack.c:943:12: warning: passing 'char [32]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
integer_hi_stack.c: ...
integer_lo.c: integer_lo.c:551:10: warning: passing 'char [35]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
integer_lo.c: kn_exit("min_nres_prepare2: not implemented", 0);
integer_lo.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
integer_lo.c: ./kernel.h:814:18: note: passing argument to parameter 's' here
integer_lo.c: void kn_exit(sic s, uni_t code);
integer_lo.c: ^
integer_lo.c: 1 warning generated.
io.c: io.c:340:11: warning: passing 'char [32]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
io.c: kn_exit("kn_io_fscan: zero length string", ERR_INVALID_STRING);
io.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
io.c: ./_core.h:132:21: note: passing argument to parameter 's' here
io.c: void kn_exit(sic_t *s, uni_t code);
io.c: ^
io.c: io.c:350:12: warning: passing 'char [31]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
io.c: kn_exit("kn_io_fscan: invalid character", ERR_INVALID_CHARACTER);
io.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
io.c: ./_core.h:132:21: note: passing argument to parameter 's' here
io.c: void kn_exit(sic_t *s, uni_t code);
io.c: ^
io.c: io.c:352:14: warning: equality comparison with extraneous parentheses [-Wparentheses-equality]
io.c: if((buf[i] == -1)){
io.c: ~~~~~~~^~~~~
io.c: io.c:352:14: note: remove extraneous parentheses around the comparison to silence this warning
io.c: if((buf[i] == -1)){
io.c: ~ ^ ~
io.c: io.c:352:14: note: use '=' to turn this equality comparison into an assignment
io.c: if((buf[i] == -1)){
io.c: ^~
io.c: =
io.c: io.c:353:12: warning: passing 'char [31]' to parameter of type 'sic_t *' (aka 'signed char *') converts between pointers to integer types with different sign [-Wpointer-sign]
io.c: kn_exit("kn_io_fscan: invalid character", ERR_INVALID_CHARACTER);
io.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
io.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:39:2: 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:39:2: 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:39:2: 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:39:2: 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