Implementation notes: amd64, gcc123, crypto_kem/kyber90s512

Computer: gcc123
Architecture: amd64
CPU ID: GenuineIntel-000206d7-bfebfbff
SUPERCOP version: 20220213
Operation: crypto_kem
Primitive: kyber90s512

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
628505	66867 0 0	86090 828 1712	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210208	20210125
643418	70513 0 0	91946 828 1712	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210208	20210125
675165	62092 0 0	81794 828 1712	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210208	20210125
679065	62092 0 0	81794 828 1712	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210208	20210125
681051	56824 0 0	75231 836 1744	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210208	20210125
690691	43701 0 0	59840 820 1712	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210208	20210125
779990	41846 0 0	59151 836 1744	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210208	20210125
795185	41840 0 0	58815 836 1744	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210208	20210125
885664	39633 0 0	55551 828 1712	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210208	20210125

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

cbd.c: cbd.c:86:10: error: '__builtin_ia32_permdi256' needs target feature avx2
cbd.c: f0 = _mm256_permute4x64_epi64(f0,0x94);
cbd.c: ^
cbd.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/avx2intrin.h:838:12: note: expanded from macro '_mm256_permute4x64_epi64'
cbd.c: (__m256i)__builtin_ia32_permdi256((__v4di)(__m256i)(V), (int)(M))
cbd.c: ^
cbd.c: cbd.c:87:10: error: always_inline function '_mm256_shuffle_epi8' requires target feature 'avx2', but would be inlined into function 'cbd3' that is compiled without support for 'avx2'
cbd.c: f0 = _mm256_shuffle_epi8(f0,shufbidx);
cbd.c: ^
cbd.c: cbd.c:89:10: error: always_inline function '_mm256_srli_epi32' requires target feature 'avx2', but would be inlined into function 'cbd3' that is compiled without support for 'avx2'
cbd.c: f1 = _mm256_srli_epi32(f0,1);
cbd.c: ^
cbd.c: cbd.c:90:10: error: always_inline function '_mm256_srli_epi32' requires target feature 'avx2', but would be inlined into function 'cbd3' that is compiled without support for 'avx2'
cbd.c: f2 = _mm256_srli_epi32(f0,2);
cbd.c: ^
cbd.c: cbd.c:91:10: error: always_inline function '_mm256_and_si256' requires target feature 'avx2', but would be inlined into function 'cbd3' that is compiled without support for 'avx2'
cbd.c: f0 = _mm256_and_si256(mask249,f0);
cbd.c: ^
cbd.c: cbd.c:92:10: error: always_inline function '_mm256_and_si256' requires target feature 'avx2', but would be inlined into function 'cbd3' that is compiled without support for 'avx2'
cbd.c: f1 = _mm256_and_si256(mask249,f1);
cbd.c: ^
cbd.c: cbd.c:93:10: error: always_inline function '_mm256_and_si256' requires target feature 'avx2', but would be inlined into function 'cbd3' that is compiled without support for 'avx2'
cbd.c: f2 = _mm256_and_si256(mask249,f2);
cbd.c: ^
cbd.c: cbd.c:94:10: error: always_inline function '_mm256_add_epi32' requires target feature 'avx2', but would be inlined into function 'cbd3' that is compiled without support for 'avx2'
cbd.c: ...

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

aes256ctr.c: aes256ctr.c:90:3: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes256ctr.c: BLOCK1(0x01);
aes256ctr.c: ^
aes256ctr.c: aes256ctr.c:71:11: note: expanded from macro 'BLOCK1'
aes256ctr.c: temp1 = _mm_aeskeygenassist_si128(temp2, IMM); \
aes256ctr.c: ^
aes256ctr.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/__wmmintrin_aes.h:150:12: note: expanded from macro '_mm_aeskeygenassist_si128'
aes256ctr.c: (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
aes256ctr.c: ^
aes256ctr.c: aes256ctr.c:91:3: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes256ctr.c: BLOCK2(0x01);
aes256ctr.c: ^
aes256ctr.c: aes256ctr.c:81:11: note: expanded from macro 'BLOCK2'
aes256ctr.c: temp1 = _mm_aeskeygenassist_si128(temp0, IMM); \
aes256ctr.c: ^
aes256ctr.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/__wmmintrin_aes.h:150:12: note: expanded from macro '_mm_aeskeygenassist_si128'
aes256ctr.c: (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
aes256ctr.c: ^
aes256ctr.c: aes256ctr.c:93:3: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
aes256ctr.c: BLOCK1(0x02);
aes256ctr.c: ^
aes256ctr.c: aes256ctr.c:71:11: note: expanded from macro 'BLOCK1'
aes256ctr.c: temp1 = _mm_aeskeygenassist_si128(temp2, IMM); \
aes256ctr.c: ^
aes256ctr.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/__wmmintrin_aes.h:150:12: note: expanded from macro '_mm_aeskeygenassist_si128'
aes256ctr.c: ...

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

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

cbd.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
cbd.c: from cbd.c:2:
cbd.c: cbd.c: In function 'cbd2':
cbd.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:440:1: error: inlining failed in call to always_inline '_mm256_cvtepi8_epi16': target specific option mismatch
cbd.c: _mm256_cvtepi8_epi16 (__m128i __X)
cbd.c: ^~~~~~~~~~~~~~~~~~~~
cbd.c: cbd.c:51:10: note: called from here
cbd.c: f3 = _mm256_cvtepi8_epi16(_mm256_extracti128_si256(f3,1));
cbd.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cbd.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
cbd.c: from cbd.c:2:
cbd.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:1093:1: error: inlining failed in call to always_inline '_mm256_extracti128_si256': target specific option mismatch
cbd.c: _mm256_extracti128_si256 (__m256i __X, const int __M)
cbd.c: ^~~~~~~~~~~~~~~~~~~~~~~~
cbd.c: cbd.c:51:10: note: called from here
cbd.c: f3 = _mm256_cvtepi8_epi16(_mm256_extracti128_si256(f3,1));
cbd.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cbd.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/8/include/immintrin.h:43,
cbd.c: from cbd.c:2:
cbd.c: /usr/lib/gcc/x86_64-linux-gnu/8/include/avx2intrin.h:440:1: error: inlining failed in call to always_inline '_mm256_cvtepi8_epi16': target specific option mismatch
cbd.c: _mm256_cvtepi8_epi16 (__m128i __X)
cbd.c: ^~~~~~~~~~~~~~~~~~~~
cbd.c: cbd.c:50:10: note: called from here
cbd.c: f2 = _mm256_cvtepi8_epi16(_mm256_castsi256_si128(f3));
cbd.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cbd.c: ...

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