Implementation notes: amd64, hydra1, crypto_aead/aezv4

Computer: hydra1
Architecture: amd64
CPU ID: AuthenticAMD-00100fa0-178bfbff
SUPERCOP version: 20161220
Operation: crypto_aead
Primitive: aezv4

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
743922	`ref`	`gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer`	20161015	20161009
744005	`ref`	`gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer`	20161015	20161009
750186	`ref`	`gcc -march=nocona -O3 -fomit-frame-pointer`	20161015	20161009
757253	`ref`	`gcc -m64 -march=nocona -O3 -fomit-frame-pointer`	20161015	20161009
922240	`ref`	`gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer`	20161015	20161009
922619	`ref`	`gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer`	20161015	20161009
972464	`ref`	`gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer`	20161015	20161009
973501	`ref`	`gcc -funroll-loops -m64 -O2 -fomit-frame-pointer`	20161015	20161009
974048	`ref`	`gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer`	20161015	20161009
975073	`ref`	`gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer`	20161015	20161009
977323	`ref`	`gcc -funroll-loops -O2 -fomit-frame-pointer`	20161015	20161009
978619	`ref`	`gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer`	20161015	20161009
979122	`ref`	`gcc -funroll-loops -march=k8 -O -fomit-frame-pointer`	20161015	20161009
995517	`ref`	`gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer`	20161015	20161009
995685	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161015	20161009
1007391	`ref`	`gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv`	20161015	20161009
1008208	`ref`	`gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer`	20161015	20161009
1008216	`ref`	`gcc -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161015	20161009
1009813	`ref`	`gcc -march=barcelona -O3 -fomit-frame-pointer`	20161015	20161009
1018374	`ref`	`gcc -m64 -O3 -fomit-frame-pointer`	20161015	20161009
1019101	`ref`	`gcc -O3 -fomit-frame-pointer`	20161015	20161009
1020699	`ref`	`gcc -funroll-loops -march=nocona -O -fomit-frame-pointer`	20161015	20161009
1020879	`ref`	`gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer`	20161015	20161009
1020902	`ref`	`gcc -fno-schedule-insns -O3 -fomit-frame-pointer`	20161015	20161009
1026222	`ref`	`gcc -funroll-loops -O -fomit-frame-pointer`	20161015	20161009
1026658	`ref`	`gcc -funroll-loops -m64 -O -fomit-frame-pointer`	20161015	20161009
1028904	`ref`	`gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer`	20161015	20161009
1035013	`ref`	`gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer`	20161015	20161009
1035856	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer`	20161015	20161009
1036296	`ref`	`gcc -march=k8 -O3 -fomit-frame-pointer`	20161015	20161009
1037171	`ref`	`gcc -m64 -march=k8 -O3 -fomit-frame-pointer`	20161015	20161009
1042609	`ref`	`gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer`	20161015	20161009
1043914	`ref`	`gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer`	20161015	20161009
1044001	`ref`	`gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer`	20161015	20161009
1044211	`ref`	`gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer`	20161015	20161009
1057864	`ref`	`gcc -funroll-loops -m64 -O3 -fomit-frame-pointer`	20161015	20161009
1058149	`ref`	`gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer`	20161015	20161009
1058450	`ref`	`gcc -funroll-loops -O3 -fomit-frame-pointer`	20161015	20161009
1139372	`ref`	`clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161015	20161009
1140640	`ref`	`clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161015	20161009
1142203	`ref`	`clang -O3 -fomit-frame-pointer -Qunused-arguments`	20161015	20161009
1143216	`ref`	`clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161015	20161009
1143273	`ref`	`clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments`	20161015	20161009
1144373	`ref`	`clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments`	20161015	20161009
1280490	`ref`	`gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv`	20161015	20161009
1281608	`ref`	`gcc -march=barcelona -O2 -fomit-frame-pointer`	20161015	20161009
1281858	`ref`	`gcc -O2 -fomit-frame-pointer`	20161015	20161009
1284624	`ref`	`gcc -m64 -march=core2 -O2 -fomit-frame-pointer`	20161015	20161009
1284987	`ref`	`gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20161015	20161009
1285133	`ref`	`gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20161015	20161009
1286602	`ref`	`gcc -m64 -O2 -fomit-frame-pointer`	20161015	20161009
1289435	`ref`	`gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer`	20161015	20161009
1290013	`ref`	`gcc -m64 -march=barcelona -O2 -fomit-frame-pointer`	20161015	20161009
1292944	`ref`	`gcc -fno-schedule-insns -O2 -fomit-frame-pointer`	20161015	20161009
1293819	`ref`	`gcc -m64 -march=k8 -O2 -fomit-frame-pointer`	20161015	20161009
1294141	`ref`	`gcc -march=k8 -O2 -fomit-frame-pointer`	20161015	20161009
1301920	`ref`	`gcc -m64 -march=corei7 -O2 -fomit-frame-pointer`	20161015	20161009
1373149	`ref`	`gcc -march=nocona -O2 -fomit-frame-pointer`	20161015	20161009
1374544	`ref`	`gcc -m64 -march=nocona -O2 -fomit-frame-pointer`	20161015	20161009
1455205	`ref`	`gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer`	20161015	20161009
1455474	`ref`	`gcc -m64 -march=core2 -O -fomit-frame-pointer`	20161015	20161009
1462896	`ref`	`gcc -m64 -march=k8 -O -fomit-frame-pointer`	20161015	20161009
1463225	`ref`	`gcc -march=barcelona -O -fomit-frame-pointer`	20161015	20161009
1463787	`ref`	`gcc -m64 -march=barcelona -O -fomit-frame-pointer`	20161015	20161009
1463925	`ref`	`gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv`	20161015	20161009
1464499	`ref`	`gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer`	20161015	20161009
1470094	`ref`	`gcc -march=k8 -O -fomit-frame-pointer`	20161015	20161009
1496795	`ref`	`gcc -fno-schedule-insns -O -fomit-frame-pointer`	20161015	20161009
1498280	`ref`	`gcc -O -fomit-frame-pointer`	20161015	20161009
1508448	`ref`	`gcc -m64 -O -fomit-frame-pointer`	20161015	20161009
1549419	`ref`	`gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer`	20161015	20161009
1555974	`ref`	`gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer`	20161015	20161009
1559282	`ref`	`gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer`	20161015	20161009
1559383	`ref`	`gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer`	20161015	20161009
1559650	`ref`	`gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer`	20161015	20161009
1559658	`ref`	`gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer`	20161015	20161009
1559728	`ref`	`gcc -funroll-loops -m64 -Os -fomit-frame-pointer`	20161015	20161009
1560455	`ref`	`gcc -funroll-loops -Os -fomit-frame-pointer`	20161015	20161009
1560623	`ref`	`gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer`	20161015	20161009
1649272	`ref`	`gcc -march=nocona -O -fomit-frame-pointer`	20161015	20161009
1649288	`ref`	`gcc -m64 -march=nocona -O -fomit-frame-pointer`	20161015	20161009
1656104	`ref`	`gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer`	20161015	20161009
1657061	`ref`	`gcc -m64 -march=core2 -Os -fomit-frame-pointer`	20161015	20161009
1657115	`ref`	`gcc -m64 -march=corei7 -Os -fomit-frame-pointer`	20161015	20161009
1657288	`ref`	`gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20161015	20161009
1711864	`ref`	`gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20161015	20161009
1726275	`ref`	`gcc -m64 -march=corei7 -O -fomit-frame-pointer`	20161015	20161009
1748208	`ref`	`gcc -march=nocona -Os -fomit-frame-pointer`	20161015	20161009
1750151	`ref`	`gcc -m64 -march=nocona -Os -fomit-frame-pointer`	20161015	20161009
1764175	`ref`	`gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer`	20161015	20161009
1765077	`ref`	`gcc -march=barcelona -Os -fomit-frame-pointer`	20161015	20161009
1766327	`ref`	`gcc -fno-schedule-insns -Os -fomit-frame-pointer`	20161015	20161009
1767380	`ref`	`gcc -m64 -march=barcelona -Os -fomit-frame-pointer`	20161015	20161009
1768280	`ref`	`gcc -march=k8 -Os -fomit-frame-pointer`	20161015	20161009
1768815	`ref`	`gcc -m64 -march=k8 -Os -fomit-frame-pointer`	20161015	20161009
1770750	`ref`	`gcc -m64 -Os -fomit-frame-pointer`	20161015	20161009
1772099	`ref`	`gcc -Os -fomit-frame-pointer`	20161015	20161009
1779254	`ref`	`gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv`	20161015	20161009
5491871	`ref`	`cc`	20161015	20161009
5508946	`ref`	`gcc -funroll-loops`	20161015	20161009
5512488	`ref`	`gcc`	20161015	20161009

Test failure

Implementation: crypto_aead/aezv4/ref
Compiler: gcc -m64 -march=core2 -O3 -fomit-frame-pointer

error 111

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

Compiler	Implementations
gcc -m64 -march=core2 -O3 -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_aead/aezv4/aesni
Compiler: cc

Number of similar (compiler,implementation) pairs: 92, namely:

Compiler	Implementations
cc	aesni
gcc	aesni
gcc -O2 -fomit-frame-pointer	aesni
gcc -O3 -fomit-frame-pointer	aesni
gcc -O -fomit-frame-pointer	aesni
gcc -Os -fomit-frame-pointer	aesni
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	aesni
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	aesni
gcc -fno-schedule-insns -O -fomit-frame-pointer	aesni
gcc -fno-schedule-insns -Os -fomit-frame-pointer	aesni
gcc -funroll-loops	aesni
gcc -funroll-loops -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -O -fomit-frame-pointer	aesni
gcc -funroll-loops -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	aesni
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -O -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer	aesni
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer	aesni
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer	aesni
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer	aesni
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer	aesni
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer	aesni
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer	aesni
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer	aesni
gcc -m64 -O2 -fomit-frame-pointer	aesni
gcc -m64 -O3 -fomit-frame-pointer	aesni
gcc -m64 -O -fomit-frame-pointer	aesni
gcc -m64 -Os -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -O3 -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -O -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -Os -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer	aesni
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer	aesni
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=corei7 -O -fomit-frame-pointer	aesni
gcc -m64 -march=corei7 -Os -fomit-frame-pointer	aesni
gcc -m64 -march=k8 -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=k8 -O3 -fomit-frame-pointer	aesni
gcc -m64 -march=k8 -O -fomit-frame-pointer	aesni
gcc -m64 -march=k8 -Os -fomit-frame-pointer	aesni
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer	aesni
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer	aesni
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer	aesni
gcc -m64 -march=nocona -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=nocona -O3 -fomit-frame-pointer	aesni
gcc -m64 -march=nocona -O -fomit-frame-pointer	aesni
gcc -m64 -march=nocona -Os -fomit-frame-pointer	aesni
gcc -march=barcelona -O2 -fomit-frame-pointer	aesni
gcc -march=barcelona -O3 -fomit-frame-pointer	aesni
gcc -march=barcelona -O -fomit-frame-pointer	aesni
gcc -march=barcelona -Os -fomit-frame-pointer	aesni
gcc -march=k8 -O2 -fomit-frame-pointer	aesni
gcc -march=k8 -O3 -fomit-frame-pointer	aesni
gcc -march=k8 -O -fomit-frame-pointer	aesni
gcc -march=k8 -Os -fomit-frame-pointer	aesni
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	aesni
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	aesni
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	aesni
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	aesni
gcc -march=nocona -O2 -fomit-frame-pointer	aesni
gcc -march=nocona -O3 -fomit-frame-pointer	aesni
gcc -march=nocona -O -fomit-frame-pointer	aesni
gcc -march=nocona -Os -fomit-frame-pointer	aesni

Compiler output

Implementation: crypto_aead/aezv4/aesni
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments

encrypt.c: encrypt.c:181:2: error: - This implementation requires __AES__ or __ARM_FEATURE_CRYPTO
encrypt.c: #error - This implementation requires __AES__ or __ARM_FEATURE_CRYPTO
encrypt.c: ^
encrypt.c: encrypt.c:210:8: error: unknown type name 'block'
encrypt.c: static block zero_pad(block x, unsigned zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:210:23: error: unknown type name 'block'
encrypt.c: static block zero_pad(block x, unsigned zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:211:12: warning: implicit declaration of function 'vand' is invalid in C99 [-Wimplicit-function-declaration]
encrypt.c: return vand(x, loadu(pad + zero_bytes));
encrypt.c: ^
encrypt.c: encrypt.c:211:20: warning: implicit declaration of function 'loadu' is invalid in C99 [-Wimplicit-function-declaration]
encrypt.c: return vand(x, loadu(pad + zero_bytes));
encrypt.c: ^
encrypt.c: encrypt.c:214:8: error: unknown type name 'block'
encrypt.c: static block one_zero_pad(block x, unsigned one_zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:214:27: error: unknown type name 'block'
encrypt.c: static block one_zero_pad(block x, unsigned one_zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:215:5: error: use of undeclared identifier 'block'
encrypt.c: block *p = (block*)(pad + one_zero_bytes);
encrypt.c: ^
encrypt.c: encrypt.c:215:12: error: use of undeclared identifier 'p'
encrypt.c: ...

Number of similar (compiler,implementation) pairs: 6, namely:

Compiler	Implementations
clang -O3 -fomit-frame-pointer -Qunused-arguments	aesni
clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments	aesni
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	aesni
clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	aesni
clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	aesni
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	aesni

Compiler output

Implementation: crypto_aead/aezv4/aesni
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer

encrypt.c: encrypt.c:181:2: error: #error - This implementation requires __AES__ or __ARM_FEATURE_CRYPTO
encrypt.c: #error - This implementation requires __AES__ or __ARM_FEATURE_CRYPTO
encrypt.c: ^
encrypt.c: encrypt.c:210:8: error: unknown type name 'block'
encrypt.c: static block zero_pad(block x, unsigned zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:210:23: error: unknown type name 'block'
encrypt.c: static block zero_pad(block x, unsigned zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:214:8: error: unknown type name 'block'
encrypt.c: static block one_zero_pad(block x, unsigned one_zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:214:27: error: unknown type name 'block'
encrypt.c: static block one_zero_pad(block x, unsigned one_zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:219:1: error: unknown type name 'block'
encrypt.c: block zero_set_byte(char val, unsigned idx) {
encrypt.c: ^
encrypt.c: encrypt.c: In function 'zero_set_byte':
encrypt.c: encrypt.c:220:5: error: unknown type name 'block'
encrypt.c: block tmp = zero; ((char *)&tmp)[idx] = val; return tmp;
encrypt.c: ^
encrypt.c: encrypt.c:220:17: error: 'zero' undeclared (first use in this function)
encrypt.c: block tmp = zero; ((char *)&tmp)[idx] = val; return tmp;
encrypt.c: ^
encrypt.c: ...
encrypt.c: encrypt.c:181:2: error: #error - This implementation requires __AES__ or __ARM_FEATURE_CRYPTO
encrypt.c: #error - This implementation requires __AES__ or __ARM_FEATURE_CRYPTO
encrypt.c: ^
encrypt.c: encrypt.c:210:8: error: unknown type name 'block'
encrypt.c: static block zero_pad(block x, unsigned zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:210:23: error: unknown type name 'block'
encrypt.c: static block zero_pad(block x, unsigned zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:214:8: error: unknown type name 'block'
encrypt.c: static block one_zero_pad(block x, unsigned one_zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:214:27: error: unknown type name 'block'
encrypt.c: static block one_zero_pad(block x, unsigned one_zero_bytes) {
encrypt.c: ^
encrypt.c: encrypt.c:219:1: error: unknown type name 'block'
encrypt.c: block zero_set_byte(char val, unsigned idx) {
encrypt.c: ^
encrypt.c: encrypt.c: In function 'zero_set_byte':
encrypt.c: encrypt.c:220:5: error: unknown type name 'block'
encrypt.c: block tmp = zero; ((char *)&tmp)[idx] = val; return tmp;
encrypt.c: ^
encrypt.c: encrypt.c:220:17: error: 'zero' undeclared (first use in this function)
encrypt.c: block tmp = zero; ((char *)&tmp)[idx] = val; return tmp;
encrypt.c: ^
encrypt.c: ...

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

Compiler	Implementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer	aesni
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer	aesni
gcc -m64 -march=barcelona -O -fomit-frame-pointer	aesni
gcc -m64 -march=barcelona -Os -fomit-frame-pointer	aesni