mirror of
https://github.com/osmarks/random-stuff
synced 2024-11-09 13:59:55 +00:00
44 lines
2.5 KiB
C
44 lines
2.5 KiB
C
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#include <stdio.h>
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#include <immintrin.h>
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#include <memory.h>
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#include <time.h>
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#define MAXLEN 512
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#define M128SIZE 16
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#define CHUNKS (MAXLEN / M128SIZE)
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int entry(char *s1, char *s2) {
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char *m1 = aligned_alloc(M128SIZE, MAXLEN);
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char *m2 = aligned_alloc(M128SIZE, MAXLEN);
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strncpy(m1, s1, MAXLEN);
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strncpy(m2, s2, MAXLEN);
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for (int i = 0; i < MAXLEN; i += M128SIZE) {
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__m128i *x = (__m128i*)(&m1[i]);
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__m128i input = *x;
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__m128i perm1 = _mm_set_epi8(1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14);
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__m128i pair_swapped = _mm_shuffle_epi8(input, perm1);
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__m128i comp = _mm_cmplt_epi8(input, pair_swapped);
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__m128i mask = _mm_xor_si128(comp, _mm_set_epi8(0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1));
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__m128i blendeded = _mm_blendv_epi8(input, pair_swapped, mask);
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__m128i perm2 = _mm_set_epi8(0, 2, 1, 4, 3, 6, 5, 8, 7, 10, 9, 12, 11, 14, 13, 15);
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__m128i opair_swapped = _mm_shuffle_epi8(input, perm2);
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__m128i comp2 = _mm_cmplt_epi8(input, opair_swapped);
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//*x = _mm_shuffle_epi8(input, s);
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for (int i = 0; i < 16; i++) {
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//printf("%d %c→%c / ", ((char*)&comp2)[i], ((char*)input)[i], ((char*)&opair_swapped)[i]);
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//printf("%d %c-%c", ((char*)&comp)[i], ((char*)input)[i], ((char*)&pair_swapped)[i]);
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printf("%c", ((char*)&blendeded)[i]);
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}
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printf(" %d\n", i);
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}
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return 0;
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}
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int main() {
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srand(time(NULL));
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entry("aopfmffooapfariproompoafimfafppfiopoiformrmmafoiioiommiooraomoamppoiorfammapparamoarpmpoarpoampfmrarorfirfrpoafariiroipripoooofaioairampiooopoppopoimaamroooofamrprororoirfmorormmoaooiopoooooaoaopfmiiaoaaoffofioraorffrmfoioofriraiioappipooofoaomfifopmofmafforippfamoaopiopmiafopmfmpifmaroomiopoapppforfffrmiioaapafoaorfpmffofrporoaaaopmffimomroarifimmrpfrpofofaopoapiormmopriimrmrifroofrirmmoaipmrrofoorprmpoprofapiopommopoomoariapiooraoiiampmmprpmiporoiaofrariaorppifoomarfoirfmimffofmiioooriaammiiafiooioipamofm", "fiaaafamrofafprooparomaprioifiomfofaoproooooiooorooioamfipofroommoafopaopaioppiiproirfimpiorfmaroamopmiipmoapofoaoaofiioofrormaimrpmooafiiorifimoaprrrraoiamoorpfapofffpoorppfmmffmifimofrofoaopoiorrpaaaoioipofpmimrmoooiiafproimpprifrrrrrrriromfirmrpmaompiaooommpmrriromioppoirorapoaoiiaoaioaoaofiaaoaafamraffioooiiaopofooioommoooiropopmiapfpimpoappmmfpmapofmfamrppaaomfamfpopraiamfpofrrmomaofmiaaorriofaimaoomripfpfoomoaafmfiimrfaroofpaffopromarmomopfiafoopopifimopmoroimrrmrrfmooporroioofpfomomomrorfppipffofaipp");
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printf("ALL is now bee\n");
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}
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