Implementation notes: amd64, gcc14, crypto_decode/653x4621

Computer: gcc14
Architecture: amd64
CPU ID: GenuineIntel-00010676-bfebfbff
SUPERCOP version: 20210604
Operation: crypto_decode
Primitive: 653x4621
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
147302169 0 011797 812 880int16clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
148642270 0 013043 820 880int16clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
149142270 0 013043 820 880int16clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
149412270 0 013851 820 880int16clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
149642270 0 013979 820 880int16clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
212922583 0 012229 812 880portableclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
214022727 0 014315 820 880portableclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
214232727 0 014443 820 880portableclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
214432727 0 013507 820 880portableclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
214872727 0 013507 820 880portableclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021052920210529
237233474 0 016182 844 912portablegcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
242632584 0 013317 836 912portablegcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
261592130 0 011689 820 912int16gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
261982142 0 012869 836 912int16gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
268772163 0 012637 836 912int16gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
280213018 0 015726 844 912int16gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
471561488 0 014206 844 912refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011420210114
486692031 0 013635 820 880refclang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011420210114
486952031 0 012827 820 880refclang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011420210114
487302031 0 012827 820 880refclang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011420210114
487652031 0 013763 820 880refclang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011420210114
491511274 0 012005 836 912refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011420210114
500021715 0 012213 836 912portablegcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
504371601 0 011225 820 912portablegcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021052920210529
507271159 0 010797 812 880refclang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE2021011420210114
564881255 0 011717 836 912refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011420210114
605901058 0 010609 820 912refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE2021011420210114

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
decode.c: decode.c:214:15: error: always_inline function '_mm256_loadu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'xsave'
decode.c: A2 = A0 = _mm256_loadu_si256((__m256i *) &R5[i]);
decode.c: ^
decode.c: decode.c:215:10: error: always_inline function '_mm256_cvtepu8_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'xsave'
decode.c: S0 = _mm256_cvtepu8_epi16(_mm_loadu_si128((__m128i *) (s+i)));
decode.c: ^
decode.c: decode.c:227:10: error: always_inline function '_mm256_unpacklo_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'xsave'
decode.c: B0 = _mm256_unpacklo_epi16(A0,A1);
decode.c: ^
decode.c: decode.c:228:10: error: always_inline function '_mm256_unpackhi_epi16' requires target feature 'xsave', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'xsave'
decode.c: B1 = _mm256_unpackhi_epi16(A0,A1);
decode.c: ^
decode.c: decode.c:231:10: error: '__builtin_ia32_permti256' needs target feature avx2
decode.c: C0 = _mm256_permute2x128_si256(B0,B1,0x20);
decode.c: ^
decode.c: /usr/lib/llvm-3.8/bin/../lib/clang/3.8.1/include/avx2intrin.h:882:12: note: expanded from macro '_mm256_permute2x128_si256'
decode.c: (__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (M)); })
decode.c: ^
decode.c: decode.c:232:10: error: '__builtin_ia32_permti256' needs target feature avx2
decode.c: C1 = _mm256_permute2x128_si256(B0,B1,0x31);
decode.c: ^
decode.c: /usr/lib/llvm-3.8/bin/../lib/clang/3.8.1/include/avx2intrin.h:882:12: note: expanded from macro '_mm256_permute2x128_si256'
decode.c: (__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (M)); })
decode.c: ^
decode.c: decode.c:235:5: error: always_inline function '_mm256_storeu_si256' requires target feature 'xsave', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'xsave'
decode.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
decode.c: decode.c:214:15: error: always_inline function '_mm256_loadu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
decode.c: A2 = A0 = _mm256_loadu_si256((__m256i *) &R5[i]);
decode.c: ^
decode.c: decode.c:215:10: error: always_inline function '_mm256_cvtepu8_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
decode.c: S0 = _mm256_cvtepu8_epi16(_mm_loadu_si128((__m128i *) (s+i)));
decode.c: ^
decode.c: decode.c:227:10: error: always_inline function '_mm256_unpacklo_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
decode.c: B0 = _mm256_unpacklo_epi16(A0,A1);
decode.c: ^
decode.c: decode.c:228:10: error: always_inline function '_mm256_unpackhi_epi16' requires target feature 'sse4.2', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
decode.c: B1 = _mm256_unpackhi_epi16(A0,A1);
decode.c: ^
decode.c: decode.c:231:10: error: '__builtin_ia32_permti256' needs target feature avx2
decode.c: C0 = _mm256_permute2x128_si256(B0,B1,0x20);
decode.c: ^
decode.c: /usr/lib/llvm-3.8/bin/../lib/clang/3.8.1/include/avx2intrin.h:882:12: note: expanded from macro '_mm256_permute2x128_si256'
decode.c: (__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (M)); })
decode.c: ^
decode.c: decode.c:232:10: error: '__builtin_ia32_permti256' needs target feature avx2
decode.c: C1 = _mm256_permute2x128_si256(B0,B1,0x31);
decode.c: ^
decode.c: /usr/lib/llvm-3.8/bin/../lib/clang/3.8.1/include/avx2intrin.h:882:12: note: expanded from macro '_mm256_permute2x128_si256'
decode.c: (__m256i)__builtin_ia32_permti256((__m256i)(V1), (__m256i)(V2), (M)); })
decode.c: ^
decode.c: decode.c:235:5: error: always_inline function '_mm256_storeu_si256' requires target feature 'sse4.2', but would be inlined into function 'crypto_decode_653x4621_avx_constbranchindex' that is compiled without support for 'sse4.2'
decode.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE avx

Compiler output

Implementation: avx
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
decode.c: decode.c: In function 'add':
decode.c: decode.c:21:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
decode.c: {
decode.c: ^
decode.c: decode.c: In function 'signedshiftrightconst':
decode.c: decode.c:35:23: note: The ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
decode.c: static inline __m256i signedshiftrightconst(__m256i x,int16 y)
decode.c: ^~~~~~~~~~~~~~~~~~~~~
decode.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/6/include/immintrin.h:43:0,
decode.c: from decode.c:3:
decode.c: decode.c: In function 'add':
decode.c: /usr/lib/gcc/x86_64-linux-gnu/6/include/avx2intrin.h:112:1: error: inlining failed in call to always_inline '_mm256_add_epi16': target specific option mismatch
decode.c: _mm256_add_epi16 (__m256i __A, __m256i __B)
decode.c: ^~~~~~~~~~~~~~~~
decode.c: decode.c:22:10: note: called from here
decode.c: return _mm256_add_epi16(x,y);
decode.c: ^~~~~~~~~~~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE avx
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE avx
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE avx
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE avx