Implementation notes: amd64, hydra7, crypto_stream/simon6496ctr

Computer: hydra7
Microarchitecture: amd64; Sandy Bridge+AES (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_stream
Primitive: simon6496ctr

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
5331	77969 0 0	93341 804 1024	`T:sse4`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
9292	79666 0 0	92136 780 992	`T:sse4`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
9508	79857 0 0	93540 796 1024	`T:sse4`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212
9561	77669 0 0	91765 804 1024	`T:sse4`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231213	20231212

Compiler output

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

stream.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
stream.c: from Intrinsics_AVX2_64block.h:5,
stream.c: from Simon6496AVX2.h:17,
stream.c: from stream.c:20:
stream.c: stream.c: In function 'Transpose':
stream.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:913:1: error: inlining failed in call to 'always_inline' '_mm256_xor_si256': target specific option mismatch
stream.c: 913 | _mm256_xor_si256 (__m256i __A, __m256i __B)
stream.c: | ^~~~~~~~~~~~~~~~
stream.c: In file included from Simon6496AVX2.h:17,
stream.c: from stream.c:20:
stream.c: Intrinsics_AVX2_64block.h:15:13: note: called from here
stream.c: 15 | #define XOR _mm256_xor_si256
stream.c: stream.c:462:10: note: in expansion of macro 'XOR'
stream.c: 462 | M[6] = XOR(M[6], W[3]);
stream.c: | ^~~
stream.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/11/include/immintrin.h:47,
stream.c: from Intrinsics_AVX2_64block.h:5,
stream.c: from Simon6496AVX2.h:17,
stream.c: from stream.c:20:
stream.c: /usr/lib/gcc/x86_64-linux-gnu/11/include/avx2intrin.h:682:1: error: inlining failed in call to 'always_inline' '_mm256_slli_epi32': target specific option mismatch
stream.c: 682 | _mm256_slli_epi32 (__m256i __A, int __B)
stream.c: | ^~~~~~~~~~~~~~~~~
stream.c: In file included from Simon6496AVX2.h:17,
stream.c: from stream.c:20:
stream.c: Intrinsics_AVX2_64block.h:18:13: note: called from here
stream.c: ...

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

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