Implementation notes: x86, hydra8, crypto_stream/cryptmtv3

Computer: hydra8
Architecture: x86
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20171218
Operation: crypto_stream
Primitive: cryptmtv3

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
6768	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20170906	20170904
6772	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20170906	20170904
6776	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20170906	20170904
6780	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20170906	20170904
6820	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20170906	20170904
6860	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20170906	20170904
6864	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20170906	20170904
6872	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20170906	20170904
6880	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20170906	20170904
6892	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20170906	20170904
6892	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20170906	20170904
6900	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20170906	20170904
6944	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20170906	20170904
6976	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20170906	20170904
6976	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20170906	20170904
6992	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20170906	20170904
7004	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20170906	20170904
7088	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20170906	20170904
7116	`e/v3`	`gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer`	20170906	20170904
7120	`e/v3`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20170906	20170904
7124	`e/v3`	`gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer`	20170906	20170904
7140	`e/v3`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20170906	20170904
7192	`e/v3`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20170906	20170904
7208	`e/v3`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20170906	20170904
7208	`e/v3`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20170906	20170904
7212	`e/v3`	`gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer`	20170906	20170904
7220	`e/v3`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20170906	20170904
7244	`e/v3`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20170906	20170904
7256	`e/v3`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20170906	20170904
7260	`e/v3`	`gcc -m32 -march=core-avx-i -O -fomit-frame-pointer`	20170906	20170904
7260	`e/v3`	`gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer`	20170906	20170904
7260	`e/v3`	`gcc -m32 -march=corei7-avx -O -fomit-frame-pointer`	20170906	20170904
7260	`e/v3`	`gcc -m32 -march=corei7 -O3 -fomit-frame-pointer`	20170906	20170904
7280	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20170906	20170904
7292	`e/v3`	`gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20170906	20170904
7316	`e/v3`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20170906	20170904
7324	`e/v3`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20170906	20170904
7328	`e/v3`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20170906	20170904
7360	`e/v3`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20170906	20170904
7364	`e/v3`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20170906	20170904
7368	`e/v3`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20170906	20170904
7372	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20170906	20170904
7376	`e/v3`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20170906	20170904
7396	`e/v3`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20170906	20170904
7412	`e/v3`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20170906	20170904
7420	`e/v3`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20170906	20170904
7424	`e/v3`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20170906	20170904
7432	`e/v3`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20170906	20170904
7436	`e/v3`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20170906	20170904
7448	`e/v3`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20170906	20170904
7460	`e/v3`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20170906	20170904
7488	`e/v3`	`gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer`	20170906	20170904
7508	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20170906	20170904
7508	`e/v3`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20170906	20170904
7516	`e/v3`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20170906	20170904
7520	`e/v3`	`gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer`	20170906	20170904
7528	`e/v3`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20170906	20170904
7536	`e/v3`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20170906	20170904
7540	`e/v3`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20170906	20170904
7548	`e/v3`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20170906	20170904
7552	`e/v3`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20170906	20170904
7556	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20170906	20170904
7556	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20170906	20170904
7560	`e/v3`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20170906	20170904
7560	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20170906	20170904
7564	`e/v3`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20170906	20170904
7568	`e/v3`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20170906	20170904
7580	`e/v3`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20170906	20170904
7596	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20170906	20170904
7604	`e/v3`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20170906	20170904
7916	`e/v3`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20170906	20170904
7936	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20170906	20170904
7936	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20170906	20170904
7976	`e/v3`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20170906	20170904
8004	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20170906	20170904
8044	`e/v3`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20170906	20170904
10752	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20170906	20170904
10772	`e/v3`	`gcc -m32 -O3 -fomit-frame-pointer`	20170906	20170904
10792	`e/v3`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20170906	20170904
10852	`e/v3`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20170906	20170904
10972	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20170906	20170904
10984	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20170906	20170904
10996	`e/v3`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20170906	20170904
11016	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20170906	20170904
11036	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20170906	20170904
11040	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20170906	20170904
11048	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20170906	20170904
11068	`e/v3`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20170906	20170904
11076	`e/v3`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20170906	20170904
11080	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20170906	20170904
11084	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20170906	20170904
11084	`e/v3`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20170906	20170904
11084	`e/v3`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20170906	20170904
11096	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20170906	20170904
11108	`e/v3`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20170906	20170904
11124	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20170906	20170904
11132	`e/v3`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20170906	20170904
11132	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20170906	20170904
11132	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20170906	20170904
11148	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20170906	20170904
11164	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20170906	20170904
11168	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20170906	20170904
11172	`e/v3`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20170906	20170904
11188	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20170906	20170904
11192	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20170906	20170904
11196	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20170906	20170904
11208	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20170906	20170904
11212	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20170906	20170904
11236	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20170906	20170904
11240	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20170906	20170904
11260	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20170906	20170904
11268	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20170906	20170904
11268	`e/v3`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20170906	20170904
11284	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20170906	20170904
11288	`e/v3`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20170906	20170904
11296	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20170906	20170904
11356	`e/v3`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20170906	20170904
11400	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20170906	20170904
11456	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20170906	20170904
11468	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20170906	20170904
12700	`e/v3`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20170906	20170904
12764	`e/v3`	`gcc -m32 -O2 -fomit-frame-pointer`	20170906	20170904
13072	`e/v3`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20170906	20170904
13084	`e/v3`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20170906	20170904
13172	`e/v3`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20170906	20170904
13172	`e/v3`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20170906	20170904
13192	`e/v3`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20170906	20170904
13212	`e/v3`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20170906	20170904
13276	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20170906	20170904
13300	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20170906	20170904
13324	`e/v3`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20170906	20170904
13340	`e/v3`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20170906	20170904
13452	`e/v3`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20170906	20170904
13460	`e/v3`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20170906	20170904
13464	`e/v3`	`gcc -m32 -Os -fomit-frame-pointer`	20170906	20170904
13468	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20170906	20170904
13472	`e/v3`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20170906	20170904
13480	`e/v3`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20170906	20170904
13496	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20170906	20170904
13504	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20170906	20170904
13504	`e/v3`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20170906	20170904
13508	`e/v3`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20170906	20170904
13516	`e/v3`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20170906	20170904
13524	`e/v3`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20170906	20170904
13552	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20170906	20170904
13564	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20170906	20170904
13584	`e/v3`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20170906	20170904
13588	`e/v3`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20170906	20170904
13596	`e/v3`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20170906	20170904
13616	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20170906	20170904
13616	`e/v3`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20170906	20170904
13660	`e/v3`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20170906	20170904
13692	`e/v3`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20170906	20170904
13860	`e/v3`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20170906	20170904
13872	`e/v3`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20170906	20170904
13880	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20170906	20170904
13900	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20170906	20170904
13908	`e/v3`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20170906	20170904
13964	`e/v3`	`gcc -m32 -O -fomit-frame-pointer`	20170906	20170904
14112	`e/v3`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20170906	20170904
14204	`e/v3`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20170906	20170904
14276	`e/v3`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20170906	20170904
14292	`e/v3`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20170906	20170904
14312	`e/v3`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20170906	20170904

Test failure

Implementation: crypto_stream/cryptmtv3/e/v3
Compiler: gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer

error 111

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer	e/v3
gcc -m32 -march=core-avx2 -O -fomit-frame-pointer	e/v3
gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer	e/v3

Compiler output

Implementation: crypto_stream/cryptmtv3/e/v3
Compiler: gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer

cryptmt-v3.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/xmmintrin.h:1249:0,
cryptmt-v3.c: from /home/djb/benchmarking/supercop-20170904/supercop-data/hydra8/x86/include/ecrypt-config.h:296,
cryptmt-v3.c: from e/cryptmt-v3.c:9,
cryptmt-v3.c: from cryptmt-v3.c:2:
cryptmt-v3.c: e/sse2.c: In function '_mm_recursion':
cryptmt-v3.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/emmintrin.h:1286:1: error: inlining failed in call to always_inline '_mm_xor_si128': target specific option mismatch
cryptmt-v3.c: _mm_xor_si128 (__m128i __A, __m128i __B)
cryptmt-v3.c: ^
cryptmt-v3.c: In file included from e/cryptmt-v3.c:66:0,
cryptmt-v3.c: from cryptmt-v3.c:2:
cryptmt-v3.c: e/sse2.c:39:7: error: called from here
cryptmt-v3.c: c = _mm_xor_si128(c, a);
cryptmt-v3.c: ^
cryptmt-v3.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/5/include/xmmintrin.h:1249:0,
cryptmt-v3.c: from /home/djb/benchmarking/supercop-20170904/supercop-data/hydra8/x86/include/ecrypt-config.h:296,
cryptmt-v3.c: from e/cryptmt-v3.c:9,
cryptmt-v3.c: from cryptmt-v3.c:2:
cryptmt-v3.c: /usr/lib/gcc/x86_64-linux-gnu/5/include/emmintrin.h:1286:1: error: inlining failed in call to always_inline '_mm_xor_si128': target specific option mismatch
cryptmt-v3.c: _mm_xor_si128 (__m128i __A, __m128i __B)
cryptmt-v3.c: ^
cryptmt-v3.c: In file included from e/cryptmt-v3.c:66:0,
cryptmt-v3.c: from cryptmt-v3.c:2:
cryptmt-v3.c: e/sse2.c:38:7: error: called from here
cryptmt-v3.c: c = _mm_xor_si128(c, b);
cryptmt-v3.c: ^
cryptmt-v3.c: ...

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

Compiler	Implementations
gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer	e/v3
gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer	e/v3
gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer	e/v3
gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer	e/v3
gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer	e/v3
gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer	e/v3
gcc -m32 -march=pentium3 -O -fomit-frame-pointer	e/v3
gcc -m32 -march=pentium3 -Os -fomit-frame-pointer	e/v3