Implementation notes: amd64, renoir, crypto_aead/elmd1000v1

Computer: renoir
Microarchitecture: amd64; Zen 2 (860f01)
Architecture: amd64
CPU ID: AuthenticAMD-00860f01-178bfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: elmd1000v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
202602	27664 0 1012	44615 828 2072	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
244213	16536 0 976	30780 836 2008	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
247725	24249 0 976	40942 844 2008	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
250704	21535 0 976	38118 844 2008	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
256181	27090 0 976	44142 844 2008	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
259822	17965 0 1012	33255 828 2072	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
309310	16824 0 976	31444 836 2008	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
313399	17549 0 1012	32398 820 2072	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
378453	16114 0 1012	29826 804 2072	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625

Compiler output

encrypt.c: In file included from encrypt.c:12:
encrypt.c: ./module.h:140:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:         int i;
encrypt.c:             ^
encrypt.c: encrypt.c:145:46: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:         int i, j, flag = 0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:                                                     ^
encrypt.c: encrypt.c:145:71: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:         int i, j, flag = 0; 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:12:
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_elmd1000v1_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:145:71: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:   145 |  int i, j, flag = 0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                                                       ^~~~~~~~~~~
encrypt.c: encrypt.c:145:46: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:   145 |  int i, j, flag = 0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                              ^~~~
encrypt.c: encrypt.c:145:37: warning: variable 'ozs' set but not used [-Wunused-but-set-variable]
encrypt.c:   145 |  int i, j, flag = 0; 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)`