Implementation notes: amd64, cezanne, crypto_aead/elmd101271v1

Computer: cezanne
Microarchitecture: amd64; Zen 3 (a50f00)
Architecture: amd64
CPU ID: AuthenticAMD-00a50f00-178bfbff
SUPERCOP version: 20240716
Operation: crypto_aead
Primitive: elmd101271v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
182755	27763 0 1012	44759 828 2072	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
221457	25994 0 976	43318 844 2008	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
222187	22978 0 976	40222 844 2008	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
228596	18284 0 1012	33607 828 2072	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
229035	16757 0 976	31012 836 2008	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
271613	17582 0 1012	32478 820 2072	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
284556	27098 0 976	44134 844 2008	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
289744	17144 0 976	31780 836 2008	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
311057	16308 0 1012	30034 804 2072	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716

Compiler output

encrypt.c: In file included from encrypt.c:14:
encrypt.c: ./module.h:140:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:         int i;
encrypt.c:             ^
encrypt.c: encrypt.c:150:33: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:         int i; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:                                        ^
encrypt.c: encrypt.c:150:58: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:         int i; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
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_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`

Compiler output

encrypt.c: In file included from encrypt.c:14:
encrypt.c: module.h: In function 'process_block':
encrypt.c: module.h:140:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:   140 |  int i;
encrypt.c:       |      ^
encrypt.c: encrypt.c: In function 'crypto_aead_elmd101271v1_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:150:58: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:   150 |  int i; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                                          ^~~~~~~~~~~
encrypt.c: encrypt.c:150:33: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:   150 |  int i; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                 ^~~~
encrypt.c: encrypt.c:150:24: warning: variable 'ozs' set but not used [-Wunused-but-set-variable]
encrypt.c:   150 |  int i; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
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 (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`

Namespace violations

encrypt.o AES_decrypt_r5 T
encrypt.o AES_encrypt_r5 T
encrypt.o AES_set_decrypt_key_5 T
encrypt.o AES_set_encrypt_key_5 T
encrypt.o aes_key1 B
encrypt.o aes_key2 B
encrypt.o aes_key3 B
encrypt.o aes_key4 B
encrypt.o is_equal_block T

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

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)`
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)`