Implementation notes: aarch64, supercoplxc, crypto_stream/cryptmtv3

Computer: supercoplxc
Architecture: aarch64
CPU ID: 410fd034
SUPERCOP version: 20190816
Operation: crypto_stream
Primitive: cryptmtv3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
19440	9974 0 8	24506 920 832	`e/v3`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190902	20190816
19600	8662 0 8	22665 912 816	`e/v3`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190902	20190816
20080	7638 0 8	20866 920 832	`e/v3`	`gcc_-O3_-fomit-frame-pointer`	20190902	20190816
20240	9922 0 8	24514 920 832	`e/v3`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20190902	20190816
20320	8514 0 8	22449 912 816	`e/v3`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20190902	20190816
21520	7590 0 8	20762 920 832	`e/v3`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190902	20190816
22640	4568 0 1	18572 800 840	`e/v3`	`clang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20190902	20190816
22880	4504 0 1	18516 800 840	`e/v3`	`clang_-O3_-fwrapv_-mavx2_-fomit-frame-pointer_-Qunused-arguments`	20190902	20190816
22880	4504 0 1	18516 800 840	`e/v3`	`clang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments`	20190902	20190816
22880	4504 0 1	18516 800 840	`e/v3`	`clang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments`	20190902	20190816
23040	4508 0 1	18468 800 840	`e/v3`	`clang_-O3_-fomit-frame-pointer_-Qunused-arguments`	20190902	20190816
26880	6742 0 8	18609 912 816	`e/v3`	`gcc_-O2_-fomit-frame-pointer`	20190902	20190816
27440	9366 0 8	24601 912 816	`e/v3`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20190902	20190816
27440	9366 0 8	24601 912 816	`e/v3`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190902	20190816
28880	4220 0 8	15326 896 808	`e/v3`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20190902	20190816
28880	4220 0 8	15326 896 808	`e/v3`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190902	20190816
30480	6782 0 8	18561 912 816	`e/v3`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190902	20190816
31440	4120 0 8	15158 896 808	`e/v3`	`gcc_-Os_-fomit-frame-pointer`	20190902	20190816
31440	4120 0 8	15158 896 808	`e/v3`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190902	20190816
44320	8042 0 8	20041 912 816	`e/v3`	`gcc_-O_-fomit-frame-pointer`	20190902	20190816
44320	8042 0 8	20041 912 816	`e/v3`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190902	20190816
200000	10612 0 8	25970 904 816	`e/v3`	`cc`	20190902	20190816
200000	10612 0 8	25970 904 816	`e/v3`	`gcc`	20190902	20190816
200000	10612 0 8	25970 904 816	`e/v3`	`gcc_-funroll-loops`	20190902	20190816

Compiler output

Implementation: e/v3
Security model: unknown
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments

cryptmt-v3.c: In file included from cryptmt-v3.c:2:
cryptmt-v3.c: ./e/cryptmt-v3.c:187:2: warning: array index 156 is past the end of the array (which contains 156 elements) [-Warray-bounds]
cryptmt-v3.c: ps->sfmt[N][i] = ps->sfmt[0][i];
cryptmt-v3.c: ^ ~
cryptmt-v3.c: ./e/cryptmt-v3.c:25:5: note: array 'sfmt' declared here
cryptmt-v3.c: u32 sfmt[N][4];
cryptmt-v3.c: ^
cryptmt-v3.c: ./e/cryptmt-v3.c:189:18: warning: array index 156 is past the end of the array (which contains 156 elements) [-Warray-bounds]
cryptmt-v3.c: do_recursion(ps->sfmt[N], ps->sfmt[POS1], ps->sfmt[N - 1]);
cryptmt-v3.c: ^ ~
cryptmt-v3.c: ./e/cryptmt-v3.c:25:5: note: array 'sfmt' declared here
cryptmt-v3.c: u32 sfmt[N][4];
cryptmt-v3.c: ^
cryptmt-v3.c: ./e/cryptmt-v3.c:403:27: warning: 'memset' call operates on objects of type 'crypto_stream_cryptmtv3_e_v3_ECRYPT_ctx' while the size is based on a different type 'crypto_stream_cryptmtv3_e_v3_ECRYPT_ctx *' [-Wsizeof-pointer-memaccess]
cryptmt-v3.c: memset(ctx, 0, sizeof(ctx));
cryptmt-v3.c: ~~~ ^~~
cryptmt-v3.c: ./e/cryptmt-v3.c:403:27: note: did you mean to dereference the argument to 'sizeof' (and multiply it by the number of elements)?
cryptmt-v3.c: memset(ctx, 0, sizeof(ctx));
cryptmt-v3.c: ^~~
cryptmt-v3.c: 3 warnings generated.

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

Compiler	Implementations
clang -O3 -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments	e/v3
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments	e/v3
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	e/v3