Implementation notes: aarch64, gcc185, crypto_aead/acorn128v3

Computer: gcc185
Microarchitecture: aarch64; Skylark (503f0002)
Architecture: aarch64
CPU ID: 503f0002
SUPERCOP version: 20240107
Operation: crypto_aead
Primitive: acorn128v3
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
575258628 0 022570 800 856T:opt1clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
627007116 0 022314 800 856T:opt1clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
627006760 0 022038 840 880T:opt1gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
638257164 0 023450 800 872T:opt1clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
639007164 0 023450 800 872T:opt1clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
700503356 0 016493 816 856T:opt1gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
740253688 0 017757 832 864T:opt1gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
780004000 0 018117 832 864T:opt1gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
1100254068 0 017604 792 856T:opt1clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
4395754824 0 020168 848 880T:8bitfast2gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
4730254772 0 020088 848 880T:8bitfastgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
5199003352 0 017405 832 864T:8bitfast2gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
5298003108 0 016221 816 856T:8bitfast2gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
5493003524 0 017621 832 864T:8bitfast2gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
5910003328 0 017365 832 864T:8bitfastgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
6159003132 0 016237 816 856T:8bitfastgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
6600753516 0 017613 832 864T:8bitfastgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
46207507252 0 022932 808 856T:refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
46278007232 0 021260 808 856T:refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
46347008148 0 024900 808 872T:refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
46347008148 0 024900 808 872T:refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
50290505776 0 021104 848 880T:refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
62283752384 0 016174 800 856T:refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2023121420231212
336213752784 0 016845 832 864T:refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
336704252444 0 015581 816 856T:refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212
338634002752 0 016869 832 864T:refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2023121420231212

Test failure

Implementation: T:8bitcompact
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
error 111
crypto_aead_decrypt returns nonzero

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact

Compiler output

Implementation: T:8bitcompact
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
encrypt.c: encrypt.c:105:32: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 105 | acorn128_8steps(state, &(key[j]), &tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~
encrypt.c: encrypt.c:24:59: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 24 | void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:111:32: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 111 | acorn128_8steps(state, &(iv[j-16]), &tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~
encrypt.c: encrypt.c:24:59: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 24 | void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:123:32: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 123 | acorn128_8steps(state, &(key[j&0xf]), &tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~~~
encrypt.c: encrypt.c:24:59: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 24 | void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:199:32: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 199 | acorn128_8steps(state, &(ad[i]), &ciphertextbyte, ca, cb, 1);
encrypt.c: | ^~~~~~~~
encrypt.c: encrypt.c:24:59: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 24 | void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:209:32: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitcompact
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitcompact
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitcompact
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitcompact
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitcompact

Compiler output

Implementation: T:8bitcompact
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
encrypt.c: encrypt.c: In function 'acorn128_initialization':
encrypt.c: encrypt.c:105:32: warning: passing argument 2 of 'acorn128_8steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_8steps(state, &(key[j]), &tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~
encrypt.c: encrypt.c:24:59: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:111:32: warning: passing argument 2 of 'acorn128_8steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_8steps(state, &(iv[j-16]), &tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~
encrypt.c: encrypt.c:24:59: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:123:32: warning: passing argument 2 of 'acorn128_8steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_8steps(state, &(key[j&0xf]), &tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~~~
encrypt.c: encrypt.c:24:59: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c: In function 'crypto_aead_acorn128v3_8bitcompact_timingleaks_encrypt':
encrypt.c: encrypt.c:199:32: warning: passing argument 2 of 'acorn128_8steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_8steps(state, &(ad[i]), &ciphertextbyte, ca, cb, 1);
encrypt.c: ^~~~~~~~
encrypt.c: encrypt.c:24:59: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitcompact

Compiler output

Implementation: T:8bitfast
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
encrypt.c: encrypt.c:190:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 190 | acorn128_32steps(state, &(key[j]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~
encrypt.c: encrypt.c:27:60: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 27 | void acorn128_32steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:196:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 196 | acorn128_32steps(state, &(iv[j-16]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 27 | void acorn128_32steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:208:32: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 208 | acorn128_8steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~~~
encrypt.c: encrypt.c:108:59: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 108 | void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:213:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 213 | acorn128_32steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 27 | void acorn128_32steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:294:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast

Compiler output

Implementation: T:8bitfast
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
encrypt.c: encrypt.c: In function 'acorn128_initialization':
encrypt.c: encrypt.c:190:33: warning: passing argument 2 of 'acorn128_32steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_32steps(state, &(key[j]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~
encrypt.c: encrypt.c:27:60: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_32steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:196:33: warning: passing argument 2 of 'acorn128_32steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_32steps(state, &(iv[j-16]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_32steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:208:32: warning: passing argument 2 of 'acorn128_8steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_8steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~~~
encrypt.c: encrypt.c:108:59: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:213:33: warning: passing argument 2 of 'acorn128_32steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_32steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_32steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast

Compiler output

Implementation: T:8bitfast2
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
encrypt.c: encrypt.c:189:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 189 | acorn128_64steps(state, &(key[j]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~
encrypt.c: encrypt.c:27:60: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 27 | void acorn128_64steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:195:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 195 | acorn128_64steps(state, &(iv[j-16]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 27 | void acorn128_64steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:207:32: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 207 | acorn128_8steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~~~
encrypt.c: encrypt.c:107:59: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 107 | void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:212:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: 212 | acorn128_64steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: | ^~~~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: passing argument to parameter 'plaintextbyte' here
encrypt.c: 27 | void acorn128_64steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: | ^
encrypt.c: encrypt.c:293:33: warning: passing 'const unsigned char *' to parameter of type 'unsigned char *' discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
encrypt.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast2
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE T:8bitfast2

Compiler output

Implementation: T:8bitfast2
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
encrypt.c: encrypt.c: In function 'acorn128_initialization':
encrypt.c: encrypt.c:189:33: warning: passing argument 2 of 'acorn128_64steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_64steps(state, &(key[j]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~
encrypt.c: encrypt.c:27:60: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_64steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:195:33: warning: passing argument 2 of 'acorn128_64steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_64steps(state, &(iv[j-16]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_64steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:207:32: warning: passing argument 2 of 'acorn128_8steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_8steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~~~
encrypt.c: encrypt.c:107:59: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_8steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: encrypt.c:212:33: warning: passing argument 2 of 'acorn128_64steps' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
encrypt.c: acorn128_64steps(state, &(key[j&0xf]), tem, 0xff, 0xff, 1);
encrypt.c: ^~~~~~~~~~~~~
encrypt.c: encrypt.c:27:60: note: expected 'unsigned char *' but argument is of type 'const unsigned char *'
encrypt.c: void acorn128_64steps(unsigned char *state, unsigned char *plaintextbyte, unsigned char *ciphertextbyte, unsigned char cabyte, unsigned char cbbyte, unsigned char enc_dec_flag)
encrypt.c: ~~~~~~~~~~~~~~~^~~~~~~~~~~~~
encrypt.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:8bitfast2