Implementation notes: amd64, speed2supercop, crypto_aead/hs1sivlov1

Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: hs1sivlov1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
18184	8988 0 0	32518 808 872	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
18188	8004 0 0	31342 808 872	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
20752	7287 0 0	29398 808 856	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
29592	4771 0 0	24118 808 856	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
31680	3740 0 0	24079 800 920	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625
40740	5814 0 0	25781 768 928	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240703	20240625

Checksum failure

9561bd1511ca50cd951ccd7b87b8e0aa2a6178b328b473ac821a70e9be041b6a

Number of similar (implementation,compiler) pairs: 1, namely:

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`

Test failure

error 111
crypto_aead_decrypt allows trivial forgeries

Number of similar (implementation,compiler) pairs: 2, namely:

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`

Compiler output

encrypt.c: encrypt.c:333:14: warning: unused variable 'k' [-Wunused-variable]
encrypt.c:     unsigned k = (HS1_SIV_HASH_RNDS > 4 ? 1 : 2);
encrypt.c:              ^
encrypt.c: encrypt.c:242:13: warning: unused function 'pmul64' [-Wunused-function]
encrypt.c: static void pmul64(uint64_t *dh, uint64_t *dl, uint64_t a, uint64_t b) {
encrypt.c:             ^
encrypt.c: encrypt.c:270:17: warning: unused function 'asu_hash' [-Wunused-function]
encrypt.c: static uint32_t asu_hash(uint64_t x, uint64_t *k) {
encrypt.c:                 ^
encrypt.c: 3 warnings 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 (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))`

Compiler output

encrypt.c: encrypt.c: In function 'hs1_hash':
encrypt.c: encrypt.c:333:14: warning: unused variable 'k' [-Wunused-variable]
encrypt.c:   333 |     unsigned k = (HS1_SIV_HASH_RNDS > 4 ? 1 : 2);
encrypt.c:       |              ^
encrypt.c: encrypt.c: At top level:
encrypt.c: encrypt.c:270:17: warning: 'asu_hash' defined but not used [-Wunused-function]
encrypt.c:   270 | static uint32_t asu_hash(uint64_t x, uint64_t *k) {
encrypt.c:       |                 ^~~~~~~~
encrypt.c: encrypt.c:242:13: warning: 'pmul64' defined but not used [-Wunused-function]
encrypt.c:   242 | static void pmul64(uint64_t *dh, uint64_t *dl, uint64_t a, uint64_t b) {
encrypt.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 (13.3.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)`