Implementation notes: amd64, cherry, crypto_aead/elmd61270v2

Computer: cherry
Microarchitecture: amd64; Silvermont (406c4)
Architecture: amd64
CPU ID: GenuineIntel-000406c4-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: elmd61270v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
312865	29959 0 500	45952 780 1592	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
441190	18727 0 500	33576 780 1592	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
449886	27130 0 488	42568 812 1496	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
458175	29466 0 488	46552 812 1496	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
487124	29450 0 488	46080 812 1496	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
497615	17087 0 488	30790 804 1496	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
621892	18090 0 500	32511 772 1592	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
694284	16677 0 500	29947 756 1560	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625
740576	17800 0 488	32142 804 1496	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240628	20240625

Compiler output

encrypt.c: In file included from encrypt.c:15:
encrypt.c: ./module.h:139:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:         int i;
encrypt.c:             ^
encrypt.c: encrypt.c:162:45: 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:162:70: 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:15:
encrypt.c: module.h: In function 'process_block':
encrypt.c: module.h:139:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:   139 |  int i;
encrypt.c:       |      ^
encrypt.c: encrypt.c: In function 'crypto_aead_elmd61270v2_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:162:70: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:   162 |  int i,j, flag = 0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                                                      ^~~~~~~~~~~
encrypt.c: encrypt.c:162:45: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:   162 |  int i,j, flag = 0; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                             ^~~~
encrypt.c: encrypt.c:162:36: warning: variable 'ozs' set but not used [-Wunused-but-set-variable]
encrypt.c:   162 |  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)`