Implementation notes: x86, rumba7, crypto_stream/cryptmtv3

Computer: rumba7
Architecture: x86
CPU ID: AuthenticAMD-00800f11-178bfbff
SUPERCOP version: 20171218
Operation: crypto_stream
Primitive: cryptmtv3

Time	Implementation	Compiler	Benchmark date	SUPERCOP version
6030	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer`	20180517	20171218
6030	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer`	20180517	20171218
6030	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer`	20180517	20171218
6060	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer`	20180517	20171218
6060	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20180517	20171218
6120	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20180517	20171218
6120	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20180517	20171218
6150	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer`	20180517	20171218
6150	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer`	20180517	20171218
6180	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer`	20180517	20171218
6180	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer`	20180517	20171218
6210	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer`	20180517	20171218
6210	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20180517	20171218
6240	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer`	20180517	20171218
6270	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer`	20180517	20171218
6300	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer`	20180517	20171218
6300	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer`	20180517	20171218
6360	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer`	20180517	20171218
6390	`e/v3`	`gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer`	20180517	20171218
6390	`e/v3`	`gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer`	20180517	20171218
6450	`e/v3`	`gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer`	20180517	20171218
6510	`e/v3`	`gcc -m32 -march=core2 -O3 -fomit-frame-pointer`	20180517	20171218
6540	`e/v3`	`gcc -m32 -march=core2 -O2 -fomit-frame-pointer`	20180517	20171218
6540	`e/v3`	`gcc -m32 -march=corei7 -O2 -fomit-frame-pointer`	20180517	20171218
6570	`e/v3`	`gcc -m32 -march=corei7 -O3 -fomit-frame-pointer`	20180517	20171218
6570	`e/v3`	`gcc -m32 -march=nocona -O2 -fomit-frame-pointer`	20180517	20171218
6570	`e/v3`	`gcc -m32 -march=nocona -O3 -fomit-frame-pointer`	20180517	20171218
6570	`e/v3`	`gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer`	20180517	20171218
6570	`e/v3`	`gcc -m32 -march=prescott -O2 -fomit-frame-pointer`	20180517	20171218
6600	`e/v3`	`gcc -m32 -march=core-avx-i -O3 -fomit-frame-pointer`	20180517	20171218
6600	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer`	20180517	20171218
6600	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -O3 -fomit-frame-pointer`	20180517	20171218
6600	`e/v3`	`gcc -m32 -march=core2 -msse4 -O3 -fomit-frame-pointer`	20180517	20171218
6600	`e/v3`	`gcc -m32 -march=corei7-avx -O3 -fomit-frame-pointer`	20180517	20171218
6600	`e/v3`	`gcc -m32 -march=prescott -O3 -fomit-frame-pointer`	20180517	20171218
6630	`e/v3`	`gcc -m32 -march=core-avx2 -O3 -fomit-frame-pointer`	20180517	20171218
6630	`e/v3`	`gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer`	20180517	20171218
6660	`e/v3`	`gcc -m32 -march=core-avx2 -O2 -fomit-frame-pointer`	20180517	20171218
6660	`e/v3`	`gcc -m32 -march=k8 -O3 -fomit-frame-pointer`	20180517	20171218
6660	`e/v3`	`gcc -m32 -march=nocona -O -fomit-frame-pointer`	20180517	20171218
6660	`e/v3`	`gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer`	20180517	20171218
6660	`e/v3`	`gcc -m32 -march=prescott -O -fomit-frame-pointer`	20180517	20171218
6690	`e/v3`	`gcc -m32 -march=core-avx-i -O -fomit-frame-pointer`	20180517	20171218
6690	`e/v3`	`gcc -m32 -march=core-avx2 -O -fomit-frame-pointer`	20180517	20171218
6690	`e/v3`	`gcc -m32 -march=core2 -O -fomit-frame-pointer`	20180517	20171218
6690	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer`	20180517	20171218
6690	`e/v3`	`gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer`	20180517	20171218
6690	`e/v3`	`gcc -m32 -march=corei7-avx -O -fomit-frame-pointer`	20180517	20171218
6720	`e/v3`	`gcc -m32 -march=corei7 -O -fomit-frame-pointer`	20180517	20171218
6720	`e/v3`	`gcc -m32 -march=k8 -O2 -fomit-frame-pointer`	20180517	20171218
6720	`e/v3`	`gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer`	20180517	20171218
6720	`e/v3`	`gcc -m32 -march=pentium4 -O -fomit-frame-pointer`	20180517	20171218
6780	`e/v3`	`gcc -m32 -march=barcelona -O -fomit-frame-pointer`	20180517	20171218
6810	`e/v3`	`gcc -m32 -march=k8 -O -fomit-frame-pointer`	20180517	20171218
6840	`e/v3`	`gcc -m32 -march=barcelona -O2 -fomit-frame-pointer`	20180517	20171218
6840	`e/v3`	`gcc -m32 -march=pentium-m -O -fomit-frame-pointer`	20180517	20171218
6900	`e/v3`	`gcc -m32 -march=barcelona -O3 -fomit-frame-pointer`	20180517	20171218
6900	`e/v3`	`gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer`	20180517	20171218
6900	`e/v3`	`gcc -m32 -march=core-avx2 -Os -fomit-frame-pointer`	20180517	20171218
6930	`e/v3`	`gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer`	20180517	20171218
7620	`e/v3`	`gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer`	20180517	20171218
7740	`e/v3`	`gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer`	20180517	20171218
7800	`e/v3`	`gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer`	20180517	20171218
7860	`e/v3`	`gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer`	20180517	20171218
7860	`e/v3`	`gcc -m32 -march=prescott -Os -fomit-frame-pointer`	20180517	20171218
7890	`e/v3`	`gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer`	20180517	20171218
7890	`e/v3`	`gcc -m32 -march=nocona -Os -fomit-frame-pointer`	20180517	20171218
7950	`e/v3`	`gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer`	20180517	20171218
7950	`e/v3`	`gcc -m32 -march=core2 -Os -fomit-frame-pointer`	20180517	20171218
7950	`e/v3`	`gcc -m32 -march=corei7 -Os -fomit-frame-pointer`	20180517	20171218
7950	`e/v3`	`gcc -m32 -march=pentium-m -Os -fomit-frame-pointer`	20180517	20171218
7980	`e/v3`	`gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer`	20180517	20171218
7980	`e/v3`	`gcc -m32 -march=barcelona -Os -fomit-frame-pointer`	20180517	20171218
7980	`e/v3`	`gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer`	20180517	20171218
7980	`e/v3`	`gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer`	20180517	20171218
7980	`e/v3`	`gcc -m32 -march=pentium4 -Os -fomit-frame-pointer`	20180517	20171218
8010	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer`	20180517	20171218
8040	`e/v3`	`gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer`	20180517	20171218
8070	`e/v3`	`gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer`	20180517	20171218
8100	`e/v3`	`gcc -m32 -march=k8 -Os -fomit-frame-pointer`	20180517	20171218
9630	`e/v3`	`gcc -m32 -O3 -fomit-frame-pointer`	20180517	20171218
9720	`e/v3`	`gcc -funroll-loops -m32 -O3 -fomit-frame-pointer`	20180517	20171218
9870	`e/v3`	`gcc -funroll-loops -m32 -O2 -fomit-frame-pointer`	20180517	20171218
9990	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer`	20180517	20171218
9990	`e/v3`	`gcc -m32 -march=i486 -O3 -fomit-frame-pointer`	20180517	20171218
10020	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer`	20180517	20171218
10020	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20180517	20171218
10050	`e/v3`	`gcc -funroll-loops -m32 -O -fomit-frame-pointer`	20180517	20171218
10050	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer`	20180517	20171218
10080	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20180517	20171218
10110	`e/v3`	`gcc -m32 -march=i386 -O3 -fomit-frame-pointer`	20180517	20171218
10140	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20180517	20171218
10140	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer`	20180517	20171218
10170	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20180517	20171218
10170	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20180517	20171218
10170	`e/v3`	`gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer`	20180517	20171218
10170	`e/v3`	`gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer`	20180517	20171218
10170	`e/v3`	`gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer`	20180517	20171218
10200	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer`	20180517	20171218
10200	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20180517	20171218
10200	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20180517	20171218
10200	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer`	20180517	20171218
10200	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer`	20180517	20171218
10200	`e/v3`	`gcc -m32 -march=athlon -O3 -fomit-frame-pointer`	20180517	20171218
10200	`e/v3`	`gcc -m32 -march=pentium -O3 -fomit-frame-pointer`	20180517	20171218
10230	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer`	20180517	20171218
10230	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20180517	20171218
10230	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer`	20180517	20171218
10260	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20180517	20171218
10260	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20180517	20171218
10290	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer`	20180517	20171218
10290	`e/v3`	`gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer`	20180517	20171218
10290	`e/v3`	`gcc -m32 -march=k6 -O3 -fomit-frame-pointer`	20180517	20171218
10350	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer`	20180517	20171218
10350	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer`	20180517	20171218
10380	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer`	20180517	20171218
10380	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20180517	20171218
10380	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer`	20180517	20171218
10380	`e/v3`	`gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer`	20180517	20171218
10410	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer`	20180517	20171218
10410	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer`	20180517	20171218
10410	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer`	20180517	20171218
10410	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer`	20180517	20171218
10440	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer`	20180517	20171218
11280	`e/v3`	`gcc -m32 -O2 -fomit-frame-pointer`	20180517	20171218
11760	`e/v3`	`gcc -m32 -march=athlon -O2 -fomit-frame-pointer`	20180517	20171218
11790	`e/v3`	`gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer`	20180517	20171218
11790	`e/v3`	`gcc -m32 -march=k6 -O2 -fomit-frame-pointer`	20180517	20171218
11850	`e/v3`	`gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer`	20180517	20171218
11880	`e/v3`	`gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer`	20180517	20171218
11910	`e/v3`	`gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer`	20180517	20171218
11910	`e/v3`	`gcc -m32 -march=pentium -O2 -fomit-frame-pointer`	20180517	20171218
11910	`e/v3`	`gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer`	20180517	20171218
12000	`e/v3`	`gcc -m32 -march=i486 -O2 -fomit-frame-pointer`	20180517	20171218
12030	`e/v3`	`gcc -m32 -march=i386 -O2 -fomit-frame-pointer`	20180517	20171218
12120	`e/v3`	`gcc -m32 -march=i486 -O -fomit-frame-pointer`	20180517	20171218
12120	`e/v3`	`gcc -m32 -march=pentium -O -fomit-frame-pointer`	20180517	20171218
12150	`e/v3`	`gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer`	20180517	20171218
12150	`e/v3`	`gcc -m32 -Os -fomit-frame-pointer`	20180517	20171218
12150	`e/v3`	`gcc -m32 -march=k6-2 -Os -fomit-frame-pointer`	20180517	20171218
12150	`e/v3`	`gcc -m32 -march=k6 -Os -fomit-frame-pointer`	20180517	20171218
12180	`e/v3`	`gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer`	20180517	20171218
12180	`e/v3`	`gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer`	20180517	20171218
12180	`e/v3`	`gcc -m32 -march=k6-3 -Os -fomit-frame-pointer`	20180517	20171218
12180	`e/v3`	`gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer`	20180517	20171218
12210	`e/v3`	`gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer`	20180517	20171218
12210	`e/v3`	`gcc -m32 -march=athlon -Os -fomit-frame-pointer`	20180517	20171218
12210	`e/v3`	`gcc -m32 -march=i386 -O -fomit-frame-pointer`	20180517	20171218
12210	`e/v3`	`gcc -m32 -march=i386 -Os -fomit-frame-pointer`	20180517	20171218
12240	`e/v3`	`gcc -funroll-loops -m32 -Os -fomit-frame-pointer`	20180517	20171218
12240	`e/v3`	`gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20180517	20171218
12240	`e/v3`	`gcc -m32 -march=i486 -Os -fomit-frame-pointer`	20180517	20171218
12270	`e/v3`	`gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer`	20180517	20171218
12270	`e/v3`	`gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer`	20180517	20171218
12270	`e/v3`	`gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer`	20180517	20171218
12330	`e/v3`	`gcc -m32 -march=pentium -Os -fomit-frame-pointer`	20180517	20171218
12420	`e/v3`	`gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer`	20180517	20171218
12420	`e/v3`	`gcc -m32 -O -fomit-frame-pointer`	20180517	20171218
12480	`e/v3`	`gcc -m32 -march=pentium2 -Os -fomit-frame-pointer`	20180517	20171218
12540	`e/v3`	`gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20180517	20171218
12570	`e/v3`	`gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer`	20180517	20171218
12570	`e/v3`	`gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer`	20180517	20171218
12720	`e/v3`	`gcc -m32 -march=athlon -O -fomit-frame-pointer`	20180517	20171218
12810	`e/v3`	`gcc -m32 -march=pentiumpro -O -fomit-frame-pointer`	20180517	20171218
12840	`e/v3`	`gcc -m32 -march=k6-3 -O -fomit-frame-pointer`	20180517	20171218
12840	`e/v3`	`gcc -m32 -march=k6 -O -fomit-frame-pointer`	20180517	20171218
12870	`e/v3`	`gcc -m32 -march=k6-2 -O -fomit-frame-pointer`	20180517	20171218
12870	`e/v3`	`gcc -m32 -march=pentium2 -O -fomit-frame-pointer`	20180517	20171218

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/supercop-20171218/supercop-data/rumba7/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/supercop-20171218/supercop-data/rumba7/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