Implementation notes: aarch64, a53, crypto_encrypt/mceliece

Computer: a53
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20160731
Operation: crypto_encrypt
Primitive: mceliece

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
2036000	`ref`	`gcc -mcpu=cortex-a53 -O2 -fomit-frame-pointer -fwrapv`	20160802	20160731
2107200	`ref`	`gcc -mcpu=cortex-a53 -O3 -fomit-frame-pointer -fwrapv`	20160802	20160731
2238400	`ref`	`gcc -mcpu=cortex-a53 -Os -fomit-frame-pointer -fwrapv`	20160802	20160731
2616000	`ref`	`gcc -mcpu=cortex-a53 -O -fomit-frame-pointer -fwrapv`	20160802	20160731

Compiler output

Implementation: crypto_encrypt/mceliece/ref
Compiler: clang -mcpu=cortex-a53 -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments

misc.c: misc.c:6:44: warning: passing 'char *' to parameter of type 'unsigned char *' converts between pointers to integer types with different sign [-Wpointer-sign]
misc.c: __inline int u8rnd() { char c; randombytes(&c,1); return 255 & (int) c; }
misc.c: ^~
misc.c: /home/krovetz/imac/Desktop/supercop/supercop-20160731/supercop-data/a53/aarch64/include/randombytes.h:4:40: note: passing argument to parameter here
misc.c: extern void randombytes(unsigned char *,unsigned long long);
misc.c: ^
misc.c: 1 warning generated.
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `gop_supr':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o): In function `crypto_encrypt_mceliece_ref_keypair':
try.c: keypair.c:(.text+0x...): undefined reference to `u8rnd'
try.c: crypto_encrypt_mceliece.a(keypair.o):keypair.c:(.text+0x...): more undefined references to `u8rnd' follow
try.c: clang: error: linker command failed with exit code 1 (use -v to see invocation)

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

Compiler	Implementations
clang -mcpu=cortex-a53 -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	ref