Implementation notes: amd64, rumba5, crypto_aead/jambusimon96v2

Computer: rumba5
Microarchitecture: amd64; Zen (800f11)
Architecture: amd64
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: jambusimon96v2

Test failure

error 111
crypto_aead_encrypt writes after output

Number of similar (implementation,compiler) pairs: 4, namely:

Implementation	Compiler
`T:ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -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)`

Compiler output

Simon.c: Simon.c:21:9: warning: unused variable 'j' [-Wunused-variable]
Simon.c:         int i, j = 0;
Simon.c:                ^
Simon.c: Simon.c:38:9: warning: unused variable 'j' [-Wunused-variable]
Simon.c:         int i, j = 0;
Simon.c:                ^
Simon.c: Simon.c:59:9: warning: unused variable 'j' [-Wunused-variable]
Simon.c:         int i, j = 0;
Simon.c:                ^
Simon.c: Simon.c:83:22: warning: '&' within '^' [-Wbitwise-op-parentheses]
Simon.c:                 x = y ^ ROTL(1, x) & ROTL(8, x) ^ ROTL(2, x) ^ k[i];
Simon.c:                       ~ ~~~~~~~~~~~^~~~~~~~~~~~
Simon.c: Simon.c:83:22: note: place parentheses around the '&' expression to silence this warning
Simon.c:                 x = y ^ ROTL(1, x) & ROTL(8, x) ^ ROTL(2, x) ^ k[i];
Simon.c:                         ~~~~~~~~~~~^~~~~~~~~~~~
Simon.c: Simon.c:98:27: warning: '&' within '^' [-Wbitwise-op-parentheses]
Simon.c:                 x = y ^ ROTL2(1, x, 48) & ROTL2(8, x, 48) ^ ROTL2(2, x, 48) ^ k[i];
Simon.c:                       ~ ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
Simon.c: Simon.c:98:27: note: place parentheses around the '&' expression to silence this warning
Simon.c:                 x = y ^ ROTL2(1, x, 48) & ROTL2(8, x, 48) ^ ROTL2(2, x, 48) ^ k[i];
Simon.c:                         ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
Simon.c: Simon.c:112:25: warning: '&' within '^' [-Wbitwise-op-parentheses]
Simon.c:                 x = y ^ ROTL64(x, 1) & ROTL64(x, 8) ^ ROTL64(x, 2) ^ k[i];
Simon.c:                       ~ ~~~~~~~~~~~~~^~~~~~~~~~~~~~
Simon.c: Simon.c:112:25: note: place parentheses around the '&' expression to silence this warning
Simon.c: ...

Number of similar (implementation,compiler) pairs: 5, 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)`

Compiler output

Simon.c: Simon.c: In function 'SimonKeySetup64':
Simon.c: Simon.c:21:16: warning: unused variable 'j' [-Wunused-variable]
Simon.c:    21 |         int i, j = 0;
Simon.c:       |                ^
Simon.c: Simon.c: In function 'SimonKeySetup96':
Simon.c: Simon.c:38:16: warning: unused variable 'j' [-Wunused-variable]
Simon.c:    38 |         int i, j = 0;
Simon.c:       |                ^
Simon.c: Simon.c: In function 'SimonKeySetup128':
Simon.c: Simon.c:59:16: warning: unused variable 'j' [-Wunused-variable]
Simon.c:    59 |         int i, j = 0;
Simon.c:       |                ^
Simon.c: Simon.c: In function 'SimonEncrypt64':
Simon.c: Simon.c:83:36: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
Simon.c:    83 |                 x = y ^ ROTL(1, x) & ROTL(8, x) ^ ROTL(2, x) ^ k[i];
Simon.c: Simon.c: In function 'SimonEncrypt96':
Simon.c: Simon.c:98:41: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
Simon.c:    98 |                 x = y ^ ROTL2(1, x, 48) & ROTL2(8, x, 48) ^ ROTL2(2, x, 48) ^ k[i];
Simon.c: Simon.c: In function 'SimonEncrypt128':
Simon.c: Simon.c:112:38: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
Simon.c:   112 |                 x = y ^ ROTL64(x, 1) & ROTL64(x, 8) ^ ROTL64(x, 2) ^ k[i];
encrypt.c: encrypt.c: In function 'jambu_enc_aut_msg_partial':
encrypt.c: encrypt.c:123:74: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
encrypt.c:   123 |         ((uint64_t *)ciphertextblk)[0] = (stateS[0] ^ ((uint64_t *)p)[0] & 0xffffffffffff);
encrypt.c:       |                                                       ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'crypto_aead_jambusimon96v2_ref_timingleaks_decrypt':
encrypt.c: encrypt.c:239:17: warning: unused variable 'check' [-Wunused-variable]
encrypt.c:   239 |         uint8_t check = 0;
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 (11.4.0)`
`T:ref`	`gcc -march=native -mtune=native -O3 -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)`