Implementation notes: amd64, h6sandy, crypto_kem/sikep751

Computer: h6sandy
Microarchitecture: amd64; Sandy Bridge (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_kem
Primitive: sikep751

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
166785593	106998 0 0	126995 852 1728	`T:amd64asm`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
167015503	106790 0 0	124827 852 1728	`T:amd64asm`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
167280269	48446 0 0	64933 844 1728	`T:amd64asm`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
167551390	67667 0 0	84571 852 1728	`T:amd64asm`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
167717386	119869 0 0	137931 852 1728	`T:amd64asm`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
170258076	62966 0 0	81917 812 1760	`T:amd64asm`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
170595215	47558 0 0	65293 812 1760	`T:amd64asm`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
172854379	36140 0 0	53517 812 1760	`T:amd64asm`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
172954348	31975 0 0	48173 804 1728	`T:amd64asm`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1398045573	108595 0 0	128635 852 1728	`T:amd64`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1400594538	121531 0 0	139635 852 1728	`T:amd64`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1400722041	99531 0 0	117587 852 1728	`T:amd64`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1411127206	61149 0 0	78059 852 1728	`T:amd64`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1474126290	119208 0 0	138165 812 1760	`T:amd64`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1575557099	47807 0 0	64317 844 1728	`T:amd64`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1627234562	47457 0 0	65189 812 1760	`T:amd64`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
1736296712	36555 0 0	53925 812 1760	`T:amd64`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
2525766583	26302 0 0	42509 804 1728	`T:amd64`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15229493260	39634 1088 0	270802 2044 1760	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15255592173	35808 1088 0	264828 2036 1760	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15272508940	40845 1088 0	272594 2044 1760	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15292387100	40635 1088 0	273706 2044 1760	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15311267534	37310 1136 0	265644 2036 1760	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15337088843	66185 1136 0	297308 2044 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15366134422	41692 1136 0	271588 2044 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15407169942	40677 1088 0	270114 2044 1760	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625
15451135243	40565 1136 0	270020 2044 1792	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240706	20240625

Test failure

error 111

Number of similar (implementation,compiler) pairs: 18, namely:

Implementation	Compiler
`T:mulx`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulx`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulx`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulx`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulx`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulx`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:mulx`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:mulx`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:mulx`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:mulxadx`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulxadx`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulxadx`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulxadx`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulxadx`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:mulxadx`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:mulxadx`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:mulxadx`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:mulxadx`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

Compiler output

api_generic.c: api_generic.c:95:1: warning: unused label 'end' [-Wunused-label]
api_generic.c: end:
api_generic.c: ^~~~
api_generic.c: 1 warning generated.
fips202.c: fips202.c:578:13: warning: unused function 'cshake256_simple_absorb_for_kmac256' [-Wunused-function]
fips202.c: static void cshake256_simple_absorb_for_kmac256(uint64_t s[25], uint16_t cstm, const unsigned char *in, unsigned long long inlen)
fips202.c:             ^
fips202.c: 1 warning generated.

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

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`

Compiler output

api_generic.c: api_generic.c: In function 'crypto_kem_dec_generic':
api_generic.c: api_generic.c:95:1: warning: label 'end' defined but not used [-Wunused-label]
api_generic.c:    95 | end:
api_generic.c:       | ^~~
fips202.c: fips202.c:428:39: warning: argument 1 of type 'uint64_t[25]' {aka 'long unsigned int[25]'} with mismatched bound [-Warray-parameter=]
fips202.c:   428 | void cshake128_simple_absorb(uint64_t s[25], uint16_t cstm, const unsigned char *in, unsigned long long inlen)
fips202.c:       |                              ~~~~~~~~~^~~~~
fips202.c: In file included from fips202.c:16:
fips202.c: fips202.h:14:40: note: previously declared as 'uint64_t *' {aka 'long unsigned int *'}
fips202.c:    14 | void cshake128_simple_absorb(uint64_t *s, uint16_t cstm, const unsigned char *in, unsigned long long inlen);
fips202.c:       |                              ~~~~~~~~~~^
fips202.c: fips202.c:524:39: warning: argument 1 of type 'uint64_t[25]' {aka 'long unsigned int[25]'} with mismatched bound [-Warray-parameter=]
fips202.c:   524 | void cshake256_simple_absorb(uint64_t s[25], uint16_t cstm, const unsigned char *in, unsigned long long inlen)
fips202.c:       |                              ~~~~~~~~~^~~~~
fips202.c: In file included from fips202.c:16:
fips202.c: fips202.h:22:40: note: previously declared as 'uint64_t *' {aka 'long unsigned int *'}
fips202.c:    22 | void cshake256_simple_absorb(uint64_t *s, uint16_t cstm, const unsigned char *in, unsigned long long inlen);
fips202.c:       |                              ~~~~~~~~~~^
fips202.c: fips202.c:578:13: warning: 'cshake256_simple_absorb_for_kmac256' defined but not used [-Wunused-function]
fips202.c:   578 | static void cshake256_simple_absorb_for_kmac256(uint64_t s[25], uint16_t cstm, const unsigned char *in, unsigned long long inlen)
fips202.c:       |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`