Implementation notes: amd64, hydra7, crypto_aead/ifeedaes128n104v1

Computer: hydra7
Microarchitecture: amd64; Sandy Bridge+AES (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: ifeedaes128n104v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
355289	19547 1056 176	42453 1868 1280	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
721920	7008 1056 176	28661 1868 1280	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
798133	5583 1056 176	26708 1860 1280	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
825944	4419 1056 176	23824 1844 1248	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625

Compiler output

encrypt.c: encrypt.c: In function 'crypto_aead_ifeedaes128n104v1_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:407:19: warning: variable 'LastCiphertextBlock' set but not used [-Wunused-but-set-variable]
encrypt.c:   407 |     unsigned char LastCiphertextBlock[16], PaddedBlock[16];
encrypt.c:       |                   ^~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'keyschedule':
encrypt.c: encrypt.c:52:11: warning: 'KN' may be used uninitialized [-Wmaybe-uninitialized]
encrypt.c:    52 |     for(i = KN / 4; i < (roundNum + 1) * 4; i++)
encrypt.c:       |         ~~^~~~~~~~

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

Compiler output

encrypt.c: encrypt.c: In function 'crypto_aead_ifeedaes128n104v1_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:407:19: warning: variable 'LastCiphertextBlock' set but not used [-Wunused-but-set-variable]
encrypt.c:   407 |     unsigned char LastCiphertextBlock[16], PaddedBlock[16];
encrypt.c:       |                   ^~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'keyschedule':
encrypt.c: encrypt.c:33:9: warning: 'KN' may be used uninitialized in this function [-Wmaybe-uninitialized]
encrypt.c:    33 |     int KN, i;
encrypt.c:       |         ^~

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

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

Compiler output

encrypt.c: encrypt.c: In function 'crypto_aead_ifeedaes128n104v1_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:407:19: warning: variable 'LastCiphertextBlock' set but not used [-Wunused-but-set-variable]
encrypt.c:   407 |     unsigned char LastCiphertextBlock[16], PaddedBlock[16];
encrypt.c:       |                   ^~~~~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'keyschedule':
encrypt.c: encrypt.c:52:11: warning: 'KN' may be used uninitialized in this function [-Wmaybe-uninitialized]
encrypt.c:    52 |     for(i = KN / 4; i < (roundNum + 1) * 4; i++)
encrypt.c:       |         ~~^~~~~~~~

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

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