Implementation notes: amd64, speed2supercop, crypto_aead/hs1sivv2

Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20240808
Operation: crypto_aead
Primitive: hs1sivv2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
740013767 0 037325 808 872T:fasterclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
741613735 0 037085 808 872T:fasterclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
750410723 0 029957 808 856T:dolbeau/amd64-avx2clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
756411309 0 033717 768 928T:fastergcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
77808891 0 029317 768 928T:fastergcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
78607983 0 028359 800 920T:fasterclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
790813877 0 033732 760 928T:dolbeau/amd64-avx2gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
808411578 0 034757 808 872T:dolbeau/amd64-avx2clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
80888083 0 026408 744 896T:fastergcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
812414042 0 037397 808 872T:dolbeau/amd64-avx2clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
813611134 0 029392 744 896T:dolbeau/amd64-avx2gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
82528516 0 028412 760 928T:fastergcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
84209460 0 029567 800 920T:dolbeau/amd64-avx2clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
112569011 0 028221 808 856T:dolbeau/amd64-sseclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
1156010002 0 033189 808 872T:dolbeau/amd64-sseclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
1156012482 0 035861 808 872T:dolbeau/amd64-sseclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
115807936 0 028031 800 920T:dolbeau/amd64-sseclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
1226810677 0 030524 760 928T:dolbeau/amd64-ssegcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
124729072 0 027320 744 896T:dolbeau/amd64-ssegcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
223087859 0 031197 808 872T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
223968275 0 031805 808 872T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
239207408 0 029494 808 856T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
334764811 0 024142 808 856T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
340523859 0 024207 800 920T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
348284049 0 022336 744 896T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625
506045871 0 025829 768 928T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024070320240625

Test failure

error 111
crypto_aead_decrypt allows trivial forgeries
Number of similar (implementation,compiler) pairs: 6, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)

Test failure

error 111
Number of similar (implementation,compiler) pairs: 2, namely:
ImplementationCompiler
T:fasterclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:fasterclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:422:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:324:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: encrypt.c:541:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:541:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: 6 warnings generated.
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX2 to work"
encrypt.c: #error "This code requires AVX2 to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:422:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:324:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: encrypt.c:541:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:541:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: 6 warnings and 1 error generated.
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: encrypt.c:85: warning: "_bswap64" redefined
encrypt.c:    85 | #define _bswap64(a) __builtin_bswap64(a)
encrypt.c:       |
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/13/include/x86gprintrin.h:33,
encrypt.c:                  from /usr/lib/gcc/x86_64-linux-gnu/13/include/immintrin.h:27,
encrypt.c:                  from encrypt.c:54:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:273: note: this is the location of the previous definition
encrypt.c:   273 | #define _bswap64(a)             __bswapq(a)
encrypt.c:       |
encrypt.c: encrypt.c:86: warning: "_bswap" redefined
encrypt.c:    86 | #define _bswap(a) __builtin_bswap(a)
encrypt.c:       |
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:307: note: this is the location of the previous definition
encrypt.c:   307 | #define _bswap(a)               __bswapd(a)
encrypt.c:       |
encrypt.c: In file included from encrypt.c:194:
encrypt.c: c176.h: In function 'chacha_noxor176':
encrypt.c: c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c:       |           ^~~~
encrypt.c: encrypt.c: In function 'prf_hash2_2':
encrypt.c: encrypt.c:422:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX512F to work"
encrypt.c: #error "This code requires AVX512F to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:322:20: error: conflicting types for '_mm512_reduce_add_epi64'
encrypt.c: unsigned long long _mm512_reduce_add_epi64 (__m512i a) {
encrypt.c:                    ^
encrypt.c: /usr/lib/llvm-16/lib/clang/16/include/avx512fintrin.h:9321:51: note: previous definition is here
encrypt.c: static __inline__ long long __DEFAULT_FN_ATTRS512 _mm512_reduce_add_epi64(__m512i __W) {
encrypt.c:                                                   ^
encrypt.c: encrypt.c:335:21: error: invalid input size for constraint 'Yz'
encrypt.c:         : [a] "Yz" (a)
encrypt.c:                     ^
encrypt.c: encrypt.c:480:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:487:19: warning: unused variable 'kv16' [-Wunused-variable]
encrypt.c:           __m512i kv16 = _mm512_loadu_si512((const __m512i*)(nhkey+16)); // 2
encrypt.c:                   ^
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
T:dolbeau/amd64-avx512clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: encrypt.c:85: warning: "_bswap64" redefined
encrypt.c:    85 | #define _bswap64(a) __builtin_bswap64(a)
encrypt.c:       |
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/13/include/x86gprintrin.h:33,
encrypt.c:                  from /usr/lib/gcc/x86_64-linux-gnu/13/include/immintrin.h:27,
encrypt.c:                  from encrypt.c:54:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:273: note: this is the location of the previous definition
encrypt.c:   273 | #define _bswap64(a)             __bswapq(a)
encrypt.c:       |
encrypt.c: encrypt.c:86: warning: "_bswap" redefined
encrypt.c:    86 | #define _bswap(a) __builtin_bswap(a)
encrypt.c:       |
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:307: note: this is the location of the previous definition
encrypt.c:   307 | #define _bswap(a)               __bswapd(a)
encrypt.c:       |
encrypt.c: encrypt.c:90:2: error: #error "This code requires AVX512F to work"
encrypt.c:    90 | #error "This code requires AVX512F to work"
encrypt.c:       |  ^~~~~
encrypt.c: In file included from encrypt.c:194:
encrypt.c: c176.h: In function 'chacha_noxor176':
encrypt.c: c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:418:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:311:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: encrypt.c:558:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:558:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: 6 warnings generated.
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-sseclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-sseclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-sseclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-sseclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:418:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:       ALIGN32 uint64_t ia1[4];
encrypt.c:                        ^
encrypt.c: encrypt.c:311:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:     unsigned i=0, j;
encrypt.c:                   ^
encrypt.c: encrypt.c:558:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:558:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c176.h:99:7: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'chacha_noxor176' that is compiled without support for 'ssse3'
encrypt.c:       VEC4_QUARTERROUND( 0, 4, 8,12);
encrypt.c:       ^
encrypt.c: ./c176.h:17:36: note: expanded from macro 'VEC4_QUARTERROUND'
encrypt.c: #define VEC4_QUARTERROUND(a,b,c,d) VEC4_QUARTERROUND_SHUFFLE(a,b,c,d)
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:dolbeau/amd64-sseclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: c176.h: In function 'chacha_noxor176':
encrypt.c: c176.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c176.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c:       |           ^~~~
encrypt.c: encrypt.c: In function 'prf_hash2_2':
encrypt.c: encrypt.c:418:24: warning: unused variable 'ia1' [-Wunused-variable]
encrypt.c:   418 |       ALIGN32 uint64_t ia1[4];
encrypt.c:       |                        ^~~
encrypt.c: encrypt.c:311:19: warning: unused variable 'j' [-Wunused-variable]
encrypt.c:   311 |     unsigned i=0, j;
encrypt.c:       |                   ^
encrypt.c: encrypt.c: In function 'hs1_data':
encrypt.c: encrypt.c:558:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   558 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |                  ^~~~
encrypt.c: encrypt.c:558:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   558 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |            ^~~~
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)