Test results for amd64, like, crypto_core/aes256decrypt

[Page version: 20241023 21:30:50]

Measurements for amd64, like, crypto_core Test results for amd64, like, crypto_core Test results for crypto_core/aes256decrypt
Computer: like
Microarchitecture: amd64; Coffee Lake (806ea)
Architecture: amd64
CPU ID: GenuineIntel-000806ea-bfebfbff
SUPERCOP version: 20241022
Operation: crypto_core
Primitive: aes256decrypt
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
264647 0 015128 812 952dolbeau/aesenc-intclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
264647 0 011870 804 920dolbeau/aesenc-intclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
265647 0 015224 812 952dolbeau/aesenc-intclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
299702 0 012335 772 984dolbeau/aesenc-intgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
299722 0 011355 756 952dolbeau/aesenc-intgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
303745 0 012768 780 984dolbeau/aesenc-intgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
3091134 0 012646 804 920dolbeau/aesenc-intclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
328675 0 014656 780 984dolbeau/aesenc-intgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
64611493 0 025376 812 920T:dolbeau/std-4rt-nodkclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
65011484 0 026080 812 952T:dolbeau/std-4rt-nodkclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
65111484 0 025984 812 952T:dolbeau/std-4rt-nodkclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
6527441 0 019488 780 984T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
6637436 0 021416 780 984T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
6765489 0 016155 756 952T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
67611575 0 023616 780 984T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
6817553 0 018219 756 952T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
6967463 0 019135 772 984T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
69811624 0 022283 756 952T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
70811575 0 025544 780 984T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7105384 0 019264 812 920T:dolbeau/std-1rt-nodkclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7105457 0 017504 780 984T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
71111646 0 023311 772 984T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
71311815 0 023342 804 920T:dolbeau/std-4rt-nodkclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7175414 0 019384 780 984T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7225473 0 017151 772 984T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7407497 0 021392 812 920T:dolbeau/std-2rt-nodkclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7457493 0 021984 812 952T:dolbeau/std-2rt-nodkclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7515487 0 019984 812 952T:dolbeau/std-1rt-nodkclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7527493 0 022080 812 952T:dolbeau/std-2rt-nodkclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
7545487 0 020080 812 952T:dolbeau/std-1rt-nodkclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
79611700 0 022934 804 920T:dolbeau/std-4rt-nodkclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
8165572 0 016806 804 920T:dolbeau/std-1rt-nodkclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
8387630 0 018870 804 920T:dolbeau/std-2rt-nodkclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
879138 0 012387 812 952T:opensslgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
881140 0 011584 820 920T:opensslclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
881138 0 014347 812 952T:opensslgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
884139 0 012002 804 952T:opensslgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
885140 0 014826 828 952T:opensslclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
885140 0 010958 788 952T:opensslgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
888140 0 014922 828 952T:opensslclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
888140 0 014218 828 920T:opensslclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
898140 0 011832 820 920T:opensslclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
9917967 0 019502 804 920T:dolbeau/std-2rt-nodkclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
11655855 0 017390 804 920T:dolbeau/std-1rt-nodkclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024072720240716
3873629246 0 023272 780 984refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
5373313224 0 017728 812 952refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
5411495512 0 020112 812 952refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
5438465672 0 019552 812 920refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
9515042265 0 014304 780 984refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
10087412182 0 013839 772 984refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
10508712121 0 013382 804 920refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
10854151960 0 012587 756 952refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024101120241011
16386542656 0 014198 804 920refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024101120241011

Compiler output

core.c: core.c:72:16: error: always_inline function '_mm_aesimc_si128' requires target feature 'aes', but would be inlined into function 'aes256ni_setkey_decrypt' that is compiled without support for 'aes'
core.c:     rkeys[i] = _mm_aesimc_si128(tkeys[14-i]);
core.c:                ^
core.c: core.c:43:3: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
core.c:   BLOCK1(0x01);
core.c:   ^
core.c: core.c:24:11: note: expanded from macro 'BLOCK1'
core.c:   temp1 = _mm_aeskeygenassist_si128(temp2, IMM); \
core.c:           ^
core.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: note: expanded from macro '_mm_aeskeygenassist_si128'
core.c:   (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
core.c:            ^
core.c: core.c:44:3: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
core.c:   BLOCK2(0x01);
core.c:   ^
core.c: core.c:34:11: note: expanded from macro 'BLOCK2'
core.c:   temp1 = _mm_aeskeygenassist_si128(temp0, IMM); \
core.c:           ^
core.c: /usr/lib/llvm-11/lib/clang/11.0.1/include/__wmmintrin_aes.h:136:12: note: expanded from macro '_mm_aeskeygenassist_si128'
core.c:   (__m128i)__builtin_ia32_aeskeygenassist128((__v2di)(__m128i)(C), (int)(R))
core.c:            ^
core.c: core.c:46:3: error: '__builtin_ia32_aeskeygenassist128' needs target feature aes
core.c:   BLOCK1(0x02);
core.c:   ^
core.c: core.c:24:11: note: expanded from macro 'BLOCK1'
core.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
dolbeau/aesenc-intclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

core.c: core.c: In function 'aes256ni_setkey_decrypt':
core.c: core.c:70: warning: ignoring '#pragma unroll ' [-Wunknown-pragmas]
core.c:    70 | #pragma unroll(13)
core.c:       |
core.c: core.c: In function 'aes256ni_decrypt':
core.c: core.c:80: warning: ignoring '#pragma unroll ' [-Wunknown-pragmas]
core.c:    80 | #pragma unroll(13)
core.c:       |
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
dolbeau/aesenc-intgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
dolbeau/aesenc-intgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
dolbeau/aesenc-intgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
dolbeau/aesenc-intgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

core.c: In file included from core.c:9:
core.c: stdaes-common.h:548:21: warning: 'KT3' defined but not used [-Wunused-variable]
core.c:   548 | static unsigned int KT3[256] = KT0Data;
core.c:       |                     ^~~
core.c: stdaes-common.h:541:21: warning: 'KT2' defined but not used [-Wunused-variable]
core.c:   541 | static unsigned int KT2[256] = KT0Data;
core.c:       |                     ^~~
core.c: stdaes-common.h:534:21: warning: 'KT1' defined but not used [-Wunused-variable]
core.c:   534 | static unsigned int KT1[256] = KT0Data;
core.c:       |                     ^~~
core.c: stdaes-common.h:450:21: warning: 'RT3' defined but not used [-Wunused-variable]
core.c:   450 | static unsigned int RT3[256] = { RT };
core.c:       |                     ^~~
core.c: stdaes-common.h:443:21: warning: 'RT2' defined but not used [-Wunused-variable]
core.c:   443 | static unsigned int RT2[256] = { RT };
core.c:       |                     ^~~
core.c: stdaes-common.h:436:21: warning: 'RT1' defined but not used [-Wunused-variable]
core.c:   436 | static unsigned int RT1[256] = { RT };
core.c:       |                     ^~~
core.c: stdaes-common.h:108:21: warning: 'FT3' defined but not used [-Wunused-variable]
core.c:   108 | static unsigned int FT3[256] = { FT };
core.c:       |                     ^~~
core.c: stdaes-common.h:100:21: warning: 'FT2' defined but not used [-Wunused-variable]
core.c:   100 | static unsigned int FT2[256] = { FT };
core.c:       |                     ^~~
core.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-1rt-nodkgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

core.c: In file included from core.c:9:
core.c: stdaes-common.h:548:21: warning: 'KT3' defined but not used [-Wunused-variable]
core.c:   548 | static unsigned int KT3[256] = KT0Data;
core.c:       |                     ^~~
core.c: stdaes-common.h:541:21: warning: 'KT2' defined but not used [-Wunused-variable]
core.c:   541 | static unsigned int KT2[256] = KT0Data;
core.c:       |                     ^~~
core.c: stdaes-common.h:450:21: warning: 'RT3' defined but not used [-Wunused-variable]
core.c:   450 | static unsigned int RT3[256] = { RT };
core.c:       |                     ^~~
core.c: stdaes-common.h:443:21: warning: 'RT2' defined but not used [-Wunused-variable]
core.c:   443 | static unsigned int RT2[256] = { RT };
core.c:       |                     ^~~
core.c: stdaes-common.h:108:21: warning: 'FT3' defined but not used [-Wunused-variable]
core.c:   108 | static unsigned int FT3[256] = { FT };
core.c:       |                     ^~~
core.c: stdaes-common.h:100:21: warning: 'FT2' defined but not used [-Wunused-variable]
core.c:   100 | static unsigned int FT2[256] = { FT };
core.c:       |                     ^~~
core.c: stdaes-common.h:92:21: warning: 'FT1' defined but not used [-Wunused-variable]
core.c:    92 | static unsigned int FT1[256] = { FT };
core.c:       |                     ^~~
core.c: stdaes-common.h:84:21: warning: 'FT0' defined but not used [-Wunused-variable]
core.c:    84 | static unsigned int FT0[256] = { FT };
core.c:       |                     ^~~
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-2rt-nodkgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

core.c: In file included from core.c:9:
core.c: stdaes-common.h:108:21: warning: 'FT3' defined but not used [-Wunused-variable]
core.c:   108 | static unsigned int FT3[256] = { FT };
core.c:       |                     ^~~
core.c: stdaes-common.h:100:21: warning: 'FT2' defined but not used [-Wunused-variable]
core.c:   100 | static unsigned int FT2[256] = { FT };
core.c:       |                     ^~~
core.c: stdaes-common.h:92:21: warning: 'FT1' defined but not used [-Wunused-variable]
core.c:    92 | static unsigned int FT1[256] = { FT };
core.c:       |                     ^~~
core.c: stdaes-common.h:84:21: warning: 'FT0' defined but not used [-Wunused-variable]
core.c:    84 | static unsigned int FT0[256] = { FT };
core.c:       |                     ^~~
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:dolbeau/std-4rt-nodkgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

core.c: core.c:57:17: warning: unused variable 'result' [-Wunused-variable]
core.c:   unsigned char result;
core.c:                 ^
core.c: 1 warning generated.
Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

core.c: core.c: In function 'bytesub':
core.c: core.c:57:17: warning: unused variable 'result' [-Wunused-variable]
core.c:    57 |   unsigned char result;
core.c:       |                 ^~~~~~
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Passed TIMECOP

TIMECOP iterations: 1
Number of similar (implementation,compiler) pairs: 17, namely:
ImplementationCompiler
dolbeau/aesenc-intclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
dolbeau/aesenc-intclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
dolbeau/aesenc-intclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
dolbeau/aesenc-intclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
dolbeau/aesenc-intgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
dolbeau/aesenc-intgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
dolbeau/aesenc-intgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
dolbeau/aesenc-intgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)