Implementation notes: armeabi, bblack, crypto_stream/salsa20

Computer: bblack
Microarchitecture: armeabi; Cortex-A8 (413fc082)
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20240107
Operation: crypto_stream
Primitive: salsa20

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
9916	3464 0 0	12797 468 744	`armneon6`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
9916	3480 0 0	12769 468 744	`armneon6`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
9956	3472 0 0	17863 412 744	`armneon6`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
9956	3472 0 0	17543 412 752	`armneon6`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
9956	3472 0 0	17863 412 744	`armneon6`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
9956	3472 0 0	16233 408 744	`armneon6`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
9956	3472 0 0	26343 412 752	`armneon6`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
9956	3462 0 0	12253 460 744	`armneon6`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
9960	3464 0 0	13958 472 744	`armneon6`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
14624	1604 0 0	15983 412 744	`armneon3`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
14624	1604 0 0	15663 412 752	`armneon3`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
14624	1604 0 0	15983 412 744	`armneon3`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
14624	1604 0 0	24463 412 752	`armneon3`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
14624	1596 0 0	10933 468 744	`armneon3`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
14628	1596 0 0	12078 472 744	`armneon3`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
14664	1612 0 0	10889 468 744	`armneon3`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
14664	1594 0 0	10373 460 744	`armneon3`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
14668	1604 0 0	14353 408 744	`armneon3`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
23252	1800 0 4	12254 456 752	`e/ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
23372	1804 0 4	12258 456 752	`e/regs`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
25792	1412 0 0	24643 412 752	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
26080	1288 0 0	24151 412 752	`armneon`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
26124	2308 0 4	12762 456 752	`e/merged`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
26332	1392 0 0	12222 456 744	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
26456	1912 0 4	11217 452 752	`e/merged`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
28584	2564 0 1	16871 412 752	`e/merged`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
28624	2564 0 1	16871 412 752	`e/merged`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
28624	2576 0 1	16567 412 760	`e/merged`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
28624	2564 0 1	15241 408 744	`e/merged`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
29584	2800 0 1	25591 412 760	`e/merged`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
29920	2728 0 1	25519 412 760	`e/regs`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
31624	1388 0 4	10697 452 752	`e/regs`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
32040	2740 0 1	25527 412 760	`e/ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
32372	632 0 0	10317 452 744	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
33416	1624 0 4	10377 444 744	`e/merged`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
34208	640 0 0	10285 452 744	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
34248	556 0 0	9681 444 744	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
34664	728 0 0	15155 412 752	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
34708	728 0 0	15475 412 744	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
34708	728 0 0	15475 412 744	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
35292	624 0 0	13737 408 744	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
35540	9928 804 0	752848 73493 12008	`T:cryptopp`	`clang++_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
35540	2428 0 4	11697 452 752	`e/merged`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
35620	9124 804 0	752660 73493 12008	`T:cryptopp`	`clang++_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
35620	9102 1120 0	859785 73633 12008	`T:cryptopp`	`g++_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
35628	9124 804 0	752660 73493 12008	`T:cryptopp`	`clang++_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
35628	9834 1120 0	861898 73641 12008	`T:cryptopp`	`g++_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
35664	9722 1120 0	860586 73641 12008	`T:cryptopp`	`g++_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
36084	4669 488 0	746830 73173 12008	`T:cryptopp`	`clang++_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
36120	3994 1440 0	855036 73957 12008	`T:cryptopp`	`g++_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
36540	1332 0 4	10637 452 752	`e/ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
38500	2244 0 1	16231 412 760	`e/regs`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
38500	2244 0 1	16551 412 752	`e/regs`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
38500	2240 0 1	14917 408 744	`e/regs`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
38504	2244 0 1	16551 412 752	`e/regs`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
38748	2296 0 1	16287 412 760	`e/ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
40080	1944 0 4	11217 452 752	`e/regs`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
40168	1964 0 1	16271 412 752	`e/ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
40168	1964 0 1	16271 412 752	`e/ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
41956	1152 0 4	9901 444 744	`e/regs`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
42288	1788 0 1	14461 408 744	`e/ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
42332	1468 0 4	10733 452 752	`e/ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212
42416	2952 0 0	25815 412 752	`armneon2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231220	20231212
46040	1120 0 4	9869 444 744	`e/ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231220	20231212

Compiler output

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

xor.c: In file included from xor.c:8:
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:28:2: error: "NEON support not enabled"
xor.c: #error "NEON support not enabled"
xor.c: ^
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:48:24: error: 'neon_vector_type' attribute is not supported for this target
xor.c: typedef __attribute__((neon_vector_type(8))) int8_t int8x8_t;
xor.c: ^
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:49:24: error: 'neon_vector_type' attribute is not supported for this target
xor.c: typedef __attribute__((neon_vector_type(16))) int8_t int8x16_t;
xor.c: ^
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:50:24: error: 'neon_vector_type' attribute is not supported for this target
xor.c: typedef __attribute__((neon_vector_type(4))) int16_t int16x4_t;
xor.c: ^
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:51:24: error: 'neon_vector_type' attribute is not supported for this target
xor.c: typedef __attribute__((neon_vector_type(8))) int16_t int16x8_t;
xor.c: ^
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:52:24: error: 'neon_vector_type' attribute is not supported for this target
xor.c: typedef __attribute__((neon_vector_type(2))) int32_t int32x2_t;
xor.c: ^
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:53:24: error: 'neon_vector_type' attribute is not supported for this target
xor.c: typedef __attribute__((neon_vector_type(4))) int32_t int32x4_t;
xor.c: ^
xor.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:54:24: error: 'neon_vector_type' attribute is not supported for this target
xor.c: typedef __attribute__((neon_vector_type(1))) int64_t int64x1_t;
xor.c: ^
xor.c: ...

Number of similar (compiler,implementation) pairs: 8, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	armneon2

Compiler output

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

xor.c: In file included from xor.c:8:
xor.c: xor.c: In function 'crypto_stream_salsa20_armneon_constbranchindex_xor':
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:7192:1: error: inlining failed in call to always_inline 'vcombine_u32': target specific option mismatch
xor.c: vcombine_u32 (uint32x2_t __a, uint32x2_t __b)
xor.c: ^~~~~~~~~~~~
xor.c: xor.c:39:23: note: called from here
xor.c: uint32x4_t start1 = vcombine_u32(k5k0,n0k4);
xor.c: ^~~~~~~~~~~~~~~~~~~~~~~
xor.c: In file included from xor.c:8:
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:8779:1: error: inlining failed in call to always_inline 'vext_u32': target specific option mismatch
xor.c: vext_u32 (uint32x2_t __a, uint32x2_t __b, const int __c)
xor.c: ^~~~~~~~
xor.c: xor.c:37:21: note: called from here
xor.c: uint32x2_t k7k2 = vext_u32(k6k7,k2k3,1);
xor.c: ^~~~~~~~~~~~~~~~~~~~~
xor.c: In file included from xor.c:8:
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:8779:1: error: inlining failed in call to always_inline 'vext_u32': target specific option mismatch
xor.c: vext_u32 (uint32x2_t __a, uint32x2_t __b, const int __c)
xor.c: ^~~~~~~~
xor.c: xor.c:35:21: note: called from here
xor.c: uint32x2_t k1n1 = vext_u32(k0k1,n1n0,1);
xor.c: ^~~~~~~~~~~~~~~~~~~~~
xor.c: In file included from xor.c:8:
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:8779:1: error: inlining failed in call to always_inline 'vext_u32': target specific option mismatch
xor.c: vext_u32 (uint32x2_t __a, uint32x2_t __b, const int __c)
xor.c: ...

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

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

Compiler output

Implementation: armneon2
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

xor.c: In file included from xor.c:8:
xor.c: xor.c: In function 'crypto_stream_salsa20_armneon2_constbranchindex_xor':
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:7192:1: error: inlining failed in call to always_inline 'vcombine_u32': target specific option mismatch
xor.c: vcombine_u32 (uint32x2_t __a, uint32x2_t __b)
xor.c: ^~~~~~~~~~~~
xor.c: xor.c:39:23: note: called from here
xor.c: uint32x4_t start1 = vcombine_u32(k5k0,n0k4);
xor.c: ^~~~~~~~~~~~~~~~~~~~~~~
xor.c: In file included from xor.c:8:
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:8779:1: error: inlining failed in call to always_inline 'vext_u32': target specific option mismatch
xor.c: vext_u32 (uint32x2_t __a, uint32x2_t __b, const int __c)
xor.c: ^~~~~~~~
xor.c: xor.c:37:21: note: called from here
xor.c: uint32x2_t k7k2 = vext_u32(k6k7,k2k3,1);
xor.c: ^~~~~~~~~~~~~~~~~~~~~
xor.c: In file included from xor.c:8:
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:8779:1: error: inlining failed in call to always_inline 'vext_u32': target specific option mismatch
xor.c: vext_u32 (uint32x2_t __a, uint32x2_t __b, const int __c)
xor.c: ^~~~~~~~
xor.c: xor.c:35:21: note: called from here
xor.c: uint32x2_t k1n1 = vext_u32(k0k1,n1n0,1);
xor.c: ^~~~~~~~~~~~~~~~~~~~~
xor.c: In file included from xor.c:8:
xor.c: /usr/lib/gcc/arm-linux-gnueabihf/8/include/arm_neon.h:8779:1: error: inlining failed in call to always_inline 'vext_u32': target specific option mismatch
xor.c: vext_u32 (uint32x2_t __a, uint32x2_t __b, const int __c)
xor.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	armneon2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	armneon2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	armneon2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	armneon2

Compiler output

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

try.c: env: 'cargo': No such file or directory

Number of similar (compiler,implementation) pairs: 18, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_crypto
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_crypto
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_crypto
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_crypto
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_crypto
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_crypto
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_crypto
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_crypto
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_crypto
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_salsa20
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_salsa20
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_salsa20
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_salsa20
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	rust_salsa20
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_salsa20
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_salsa20
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_salsa20
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	rust_salsa20