Implementation notes: amd64, shoe, crypto_aead/elmd601v2

Computer: shoe
Microarchitecture: amd64; Broadwell+AES (306d4)
Architecture: amd64
CPU ID: GenuineIntel-000306d4-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: elmd601v2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
167339	28179 0 500	44640 780 1592	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
212178	26586 0 488	43176 812 1496	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
212313	26759 0 488	44000 812 1528	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
212780	23399 0 488	40568 812 1528	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
214022	16790 0 488	30574 804 1496	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
214647	17828 0 500	32528 780 1592	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
251451	17293 0 500	31663 772 1592	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
271011	16278 0 500	29523 756 1560	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625
285774	17240 0 488	31398 804 1496	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240630	20240625

Compiler output

encrypt.c: In file included from encrypt.c:12:
encrypt.c: ./module.h:139:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:         int i;
encrypt.c:             ^
encrypt.c: encrypt.c:141:33: 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:141:58: 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: encrypt.c:142:21: warning: unused variable 'tlen' [-Wunused-variable]
encrypt.c:         unsigned long long tlen, blk_ctr=0, blk_ctr1=0;
encrypt.c:                            ^
encrypt.c: encrypt.c:142:27: warning: unused variable 'blk_ctr' [-Wunused-variable]
encrypt.c:         unsigned long long tlen, blk_ctr=0, blk_ctr1=0;
encrypt.c:                                  ^
encrypt.c: encrypt.c:142:38: warning: unused variable 'blk_ctr1' [-Wunused-variable]
encrypt.c:         unsigned long long tlen, blk_ctr=0, blk_ctr1=0;
encrypt.c:                                             ^
encrypt.c: 6 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:139:6: warning: unused variable 'i' [-Wunused-variable]
encrypt.c:   139 |  int i;
encrypt.c:       |      ^
encrypt.c: encrypt.c: In function 'crypto_aead_elmd601v2_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:142:38: warning: unused variable 'blk_ctr1' [-Wunused-variable]
encrypt.c:   142 |  unsigned long long tlen, blk_ctr=0, blk_ctr1=0;
encrypt.c:       |                                      ^~~~~~~~
encrypt.c: encrypt.c:142:27: warning: unused variable 'blk_ctr' [-Wunused-variable]
encrypt.c:   142 |  unsigned long long tlen, blk_ctr=0, blk_ctr1=0;
encrypt.c:       |                           ^~~~~~~
encrypt.c: encrypt.c:142:21: warning: unused variable 'tlen' [-Wunused-variable]
encrypt.c:   142 |  unsigned long long tlen, blk_ctr=0, blk_ctr1=0;
encrypt.c:       |                     ^~~~
encrypt.c: encrypt.c:141:58: warning: unused variable 'Is_complete' [-Wunused-variable]
encrypt.c:   141 |  int i; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                                          ^~~~~~~~~~~
encrypt.c: encrypt.c:141:33: warning: unused variable 'blen' [-Wunused-variable]
encrypt.c:   141 |  int i; u8 zeroes[16], ozs[16], blen = 16, Is_final = 0, Is_complete =1;
encrypt.c:       |                                 ^~~~
encrypt.c: encrypt.c:141:24: warning: variable 'ozs' set but not used [-Wunused-but-set-variable]
encrypt.c:   141 |  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)`