Test results for amd64, know, crypto_dh/nistp256

[Page version: 20241023 21:33:59]

Measurements for amd64, know, crypto_dh Test results for amd64, know, crypto_dh Test results for crypto_dh/nistp256

Computer: know
Microarchitecture: amd64; Comet Lake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20241022
Operation: crypto_dh
Primitive: nistp256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
1713731	38458 32864 0	62025 33732 1792	`T:wbl`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
1717028	34867 32864 0	58113 33732 1760	`T:wbl`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
1767922	39494 32864 0	61361 33732 1728	`T:wbl`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
1916917	16183 32864 0	38532 33660 1792	`T:wbl`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
2076232	32534 32864 0	52097 33732 1728	`T:wbl`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
2097680	10611 32864 0	30999 33724 1792	`T:wbl`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
2190087	13207 32864 0	33636 33660 1792	`T:wbl`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
2331584	143 0 0	38031 31572 1792	`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2332589	150 0 0	41217 31580 1792	`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2333040	150 0 0	39585 31580 1728	`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2333967	154 0 0	37260 31508 1792	`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2336424	153 0 0	37225 31580 1728	`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2338106	150 0 0	40004 31508 1792	`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2339251	150 0 0	38068 31508 1792	`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2339528	132 0 0	36100 31500 1760	`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2363260	150 0 0	40905 31580 1760	`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall`	20241013	20241011
2919546	11360 32864 0	29788 33652 1760	`T:wbl`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716
2925821	11767 32864 0	31404 33660 1792	`T:wbl`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall`	20240729	20240716

Compiler output

curve.c: curve.c:256:7: warning: unused variable 'k' [-Wunused-variable]
curve.c:   int k;
curve.c:       ^
curve.c: 1 warning generated.
fep256.c: fep256.c:1076:14: warning: unused variable 'temp' [-Wunused-variable]
fep256.c:   smallfelem temp;
fep256.c:              ^
fep256.c: fep256.c:46:30: warning: unused variable 'nistp256_curve_params' [-Wunused-const-variable]
fep256.c: static const felem_bytearray nistp256_curve_params[5] = {
fep256.c:                              ^
fep256.c: fep256.c:98:19: warning: unused variable 'bottom32bits' [-Wunused-const-variable]
fep256.c: static const limb bottom32bits = 0xffffffff;
fep256.c:                   ^
fep256.c: fep256.c:133:13: warning: unused function 'smallfelem_assign' [-Wunused-function]
fep256.c: static void smallfelem_assign(smallfelem out, const smallfelem in)
fep256.c:             ^
fep256.c: fep256.c:159:13: warning: unused function 'felem_small_sum' [-Wunused-function]
fep256.c: static void felem_small_sum(felem out, const smallfelem in)
fep256.c:             ^
fep256.c: fep256.c:177:13: warning: unused function 'longfelem_scalar' [-Wunused-function]
fep256.c: static void longfelem_scalar(longfelem out, const u64 scalar)
fep256.c:             ^
fep256.c: fep256.c:200:13: warning: unused function 'smallfelem_neg' [-Wunused-function]
fep256.c: static void smallfelem_neg(felem out, const smallfelem small)
fep256.c:             ^
fep256.c: fep256.c:243:13: warning: unused function 'felem_diff_zero107' [-Wunused-function]
fep256.c: static void felem_diff_zero107(felem out, const felem in)
fep256.c:             ^
fep256.c: fep256.c:263:13: warning: unused function 'longfelem_diff' [-Wunused-function]
fep256.c: ...

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

Implementation	Compiler
`T:wbl`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`

Compiler output

curve.c: curve.c: In function 'p256dblmult_base':
curve.c: curve.c:256:7: warning: unused variable 'k' [-Wunused-variable]
curve.c:   256 |   int k;
curve.c:       |       ^
fep256.c: fep256.c:1064:32: warning: argument 1 of type 'unsigned char *' declared as a pointer [-Warray-parameter=]
fep256.c:  1064 | void fep256pack(unsigned char *out, fep256 *a){
fep256.c:       |                 ~~~~~~~~~~~~~~~^~~
fep256.c: In file included from fep256.c:30:
fep256.c: fep256.h:20:38: note: previously declared as an array 'unsigned char[32]'
fep256.c:    20 | extern void fep256pack(unsigned char c[32], fep256 *r);
fep256.c:       |                        ~~~~~~~~~~~~~~^~~~~
fep256.c: fep256.c:1075:51: warning: argument 2 of type 'const unsigned char *' declared as a pointer [-Warray-parameter=]
fep256.c:  1075 | void fep256unpack(fep256 *c, const unsigned char *in){
fep256.c:       |                              ~~~~~~~~~~~~~~~~~~~~~^~
fep256.c: fep256.h:21:57: note: previously declared as an array 'const unsigned char[32]'
fep256.c:    21 | extern void fep256unpack(fep256 *r, const unsigned char c[32]);
fep256.c:       |                                     ~~~~~~~~~~~~~~~~~~~~^~~~~
fep256.c: fep256.c: In function 'fep256unpack':
fep256.c: fep256.c:1076:14: warning: unused variable 'temp' [-Wunused-variable]
fep256.c:  1076 |   smallfelem temp;
fep256.c:       |              ^~~~
fep256.c: fep256.c: At top level:
fep256.c: fep256.c:967:1: warning: 'copy_small_conditional' defined but not used [-Wunused-function]
fep256.c:   967 | copy_small_conditional(felem out, const smallfelem in, limb mask)
fep256.c:       | ^~~~~~~~~~~~~~~~~~~~~~
fep256.c: fep256.c:955:1: warning: 'copy_conditional' defined but not used [-Wunused-function]
fep256.c:   955 | copy_conditional(felem out, const felem in, limb mask)
fep256.c:       | ^~~~~~~~~~~~~~~~
fep256.c: fep256.c:944:13: warning: 'smallfelem_inv_contract' defined but not used [-Wunused-function]
fep256.c: ...

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

Implementation	Compiler
`T:wbl`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:wbl`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:wbl`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:wbl`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`

Namespace violations

curve.o basep D
curve.o p256add T
curve.o p256add_total T
curve.o p256base T
curve.o p256cmov T
curve.o p256dbl T
curve.o p256dbl_total T
curve.o p256dblmult_base T
curve.o p256identity T
curve.o p256madd T
curve.o p256oncurvefinite T
curve.o p256pack T
curve.o p256scalarmult T
curve.o p256scalarmult_base T
curve.o p256scalarmult_base_fast T
curve.o p256unpack T
curve.o p256xpack T
curve.o paramb D
curve.o precomp D
fep256.o fep256add T
fep256.o fep256cmov T
fep256.o fep256inv T
fep256.o fep256iszero T
fep256.o fep256mul T
fep256.o fep256pack T
fep256.o fep256scalar T
fep256.o fep256setone T
fep256.o fep256setzero T
fep256.o fep256sqr T
fep256.o fep256sub T
fep256.o fep256unpack T

Number of similar (implementation,compiler) pairs: 9, namely:

Implementation	Compiler
`T:wbl`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_14.0.6)`
`T:wbl`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:wbl`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:wbl`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`
`T:wbl`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (12.2.0)`