Implementation notes: amd64, rumba7, crypto_hash/syconhash256v1

Computer: rumba7
Microarchitecture: amd64; Zen (800f11)
Architecture: amd64
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20240716
Operation: crypto_hash
Primitive: syconhash256v1

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
270914	4390 0 0	18548 860 928	`T:ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
272192	4022 0 0	17804 860 928	`T:ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
694820	8056 0 0	21164 860 896	`T:ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
1935850	3248 0 0	14628 844 960	`T:ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
2219001	3943 0 0	14757 868 896	`T:ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
2627758	3663 0 0	15628 812 960	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
2996976	2859 0 0	13360 796 928	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716
4245316	3724 0 0	15252 812 960	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240716	20240716

Compiler output

sycon.c: sycon.c: In function 'left_cyclic_shift16':
sycon.c: sycon.c:76:27: warning: 'tmp' may be used uninitialized [-Wmaybe-uninitialized]
sycon.c:    76 |                         t = tmp[2*i];
sycon.c:       |                         ~~^~~~~~~~~~
sycon.c: sycon.c:55:35: note: 'tmp' declared here
sycon.c:    55 |         unsigned char i, u, v, t, tmp[8];
sycon.c:       |                                   ^~~
sycon.c: sycon.c:77:39: warning: 'tmp' may be used uninitialized [-Wmaybe-uninitialized]
sycon.c:    77 |                         tmp[2*i] = tmp[2*i+1];
sycon.c:       |                                    ~~~^~~~~~~
sycon.c: sycon.c:55:35: note: 'tmp' declared here
sycon.c:    55 |         unsigned char i, u, v, t, tmp[8];
sycon.c:       |                                   ^~~
sycon.c: sycon.c:76:27: warning: 'tmp' may be used uninitialized [-Wmaybe-uninitialized]
sycon.c:    76 |                         t = tmp[2*i];
sycon.c:       |                         ~~^~~~~~~~~~
sycon.c: sycon.c:55:35: note: 'tmp' declared here
sycon.c:    55 |         unsigned char i, u, v, t, tmp[8];
sycon.c:       |                                   ^~~
sycon.c: sycon.c:77:39: warning: 'tmp' may be used uninitialized [-Wmaybe-uninitialized]
sycon.c:    77 |                         tmp[2*i] = tmp[2*i+1];
sycon.c:       |                                    ~~~^~~~~~~
sycon.c: sycon.c:55:35: note: 'tmp' declared here
sycon.c:    55 |         unsigned char i, u, v, t, tmp[8];
sycon.c:       |                                   ^~~
sycon.c: ...

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

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

Namespace violations

hash.o sycon_load_iv T
sycon.o left_cyclic_shift16 T
sycon.o left_cyclic_shift64 T
sycon.o print_sycon_state T
sycon.o rotl8 T
sycon.o shuffle_bytes1 T
sycon.o shuffle_bytes2 T
sycon.o shuffle_bytes3 T
sycon.o shuffle_bytes4 T
sycon.o shuffle_bytes5 T
sycon.o sycon_perm T
sycon.o sycon_perm_ALLONE T
sycon.o sycon_perm_ALLZERO T

Number of similar (implementation,compiler) pairs: 8, namely:

Implementation	Compiler
`T:ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`