Implementation notes: amd64, wyvern1, crypto_stream/speck128256ctr

Computer: wyvern1
Architecture: amd64
CPU ID: GenuineIntel-000306f2-bfebfbff
SUPERCOP version: 20191221
Operation: crypto_stream
Primitive: speck128256ctr

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
2190	35065 0 0	46403 728 856	`avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
2220	35998 0 0	47603 728 856	`avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
2235	35274 0 0	45607 712 824	`avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
3289	36725 0 0	51596 736 856	`avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
4224	29975 0 0	41339 728 856	`sse4`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
4292	43577 0 0	58468 736 856	`sse4`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
4304	29860 0 0	41475 728 856	`sse4`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221
4375	30344 0 0	40703 712 824	`sse4`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191222	20191221

Compiler output

Implementation: avx512
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.c: In file included from Speck128256AVX512.h:17:0,
stream.c: from stream.c:21:
stream.c: stream.c: In function 'Encrypt':
stream.c: Intrinsics_AVX512_128block.h:25:21: warning: AVX512F vector return without AVX512F enabled changes the ABI [-Wpsabi]
stream.c: #define SET1(X,c) (X=SET(c,c,c,c,c,c,c,c))
stream.c: ^
stream.c: stream.c:139:5: note: in expansion of macro 'SET1'
stream.c: SET1(X[0],nonce[1]); SET8(Y[0],nonce[0]);
stream.c: ^
stream.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/immintrin.h:45:0,
stream.c: from Intrinsics_AVX512_128block.h:5,
stream.c: from Speck128256AVX512.h:17,
stream.c: from stream.c:21:
stream.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/avx512fintrin.h:5818:1: error: inlining failed in call to always_inline '_mm512_storeu_si512': target specific option mismatch
stream.c: _mm512_storeu_si512 (void *__P, __m512i __A)
stream.c: ^
stream.c: In file included from Speck128256AVX512.h:17:0,
stream.c: from stream.c:21:
stream.c: Intrinsics_AVX512_128block.h:32:18: error: called from here
stream.c: #define ST(ip,X) _mm512_storeu_si512((void *)(ip),X)
stream.c: ^
stream.c: Intrinsics_AVX512_128block.h:33:43: note: in expansion of macro 'ST'
stream.c: #define STORE(out,X,Y) (ST(out,LOW(Y,X)), ST(out+64,HIGH(Y,X)))
stream.c: ^
stream.c: stream.c:142:5: note: in expansion of macro 'STORE'
stream.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx512
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx512
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx512
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx512

Namespace violations

Implementation: avx2
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.o ExpandKey T

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	avx2

Namespace violations

Implementation: sse4
Security model: unknown
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.o Encrypt T
stream.o Encrypt_Xor T
stream.o ExpandKey T

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	sse4
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	sse4
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	sse4
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	sse4