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author | Maxim Yurchuk <maxim-yurchuk@ydb.tech> | 2024-10-18 20:31:38 +0300 |
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committer | GitHub <noreply@github.com> | 2024-10-18 20:31:38 +0300 |
commit | 2a74bac2d2d3bccb4e10120f1ead805640ec9dd0 (patch) | |
tree | 047e4818ced5aaf73f58517629e5260b5291f9f0 /contrib/libs/isa-l/erasure_code/ppc64le/gf_6vect_mad_vsx.c | |
parent | 2d9656823e9521d8c29ea4c9a1d0eab78391abfc (diff) | |
parent | 3d834a1923bbf9403cd4a448e7f32b670aa4124f (diff) | |
download | ydb-2a74bac2d2d3bccb4e10120f1ead805640ec9dd0.tar.gz |
Merge pull request #10502 from ydb-platform/mergelibs-241016-1210
Library import 241016-1210
Diffstat (limited to 'contrib/libs/isa-l/erasure_code/ppc64le/gf_6vect_mad_vsx.c')
-rw-r--r-- | contrib/libs/isa-l/erasure_code/ppc64le/gf_6vect_mad_vsx.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/contrib/libs/isa-l/erasure_code/ppc64le/gf_6vect_mad_vsx.c b/contrib/libs/isa-l/erasure_code/ppc64le/gf_6vect_mad_vsx.c new file mode 100644 index 0000000000..43ea6c6966 --- /dev/null +++ b/contrib/libs/isa-l/erasure_code/ppc64le/gf_6vect_mad_vsx.c @@ -0,0 +1,142 @@ +#include "ec_base_vsx.h" + +void gf_6vect_mad_vsx(int len, int vec, int vec_i, unsigned char *gftbls, + unsigned char *src, unsigned char **dest) +{ + unsigned char *s, *t0, *t1, *t2, *t3, *t4, *t5; + vector unsigned char vX1, vX2, vX3, vX4; + vector unsigned char vY1, vY2, vY3, vY4, vY5, vY6, vY7, vY8, vY9, vYA, vYB, vYC; + vector unsigned char vYD, vYE, vYF, vYG, vYH, vYI, vYJ, vYK, vYL, vYM, vYN, vYO; + vector unsigned char vhi0, vlo0, vhi1, vlo1, vhi2, vlo2; + vector unsigned char vhi3, vlo3, vhi4, vlo4, vhi5, vlo5; + int i, head; + + s = (unsigned char *)src; + t0 = (unsigned char *)dest[0]; + t1 = (unsigned char *)dest[1]; + t2 = (unsigned char *)dest[2]; + t3 = (unsigned char *)dest[3]; + t4 = (unsigned char *)dest[4]; + t5 = (unsigned char *)dest[5]; + + head = len % 64; + if (head != 0) { + gf_vect_mad_base(head, vec, vec_i, &gftbls[0 * 32 * vec], src, t0); + gf_vect_mad_base(head, vec, vec_i, &gftbls[1 * 32 * vec], src, t1); + gf_vect_mad_base(head, vec, vec_i, &gftbls[2 * 32 * vec], src, t2); + gf_vect_mad_base(head, vec, vec_i, &gftbls[3 * 32 * vec], src, t3); + gf_vect_mad_base(head, vec, vec_i, &gftbls[4 * 32 * vec], src, t4); + gf_vect_mad_base(head, vec, vec_i, &gftbls[5 * 32 * vec], src, t5); + } + + vlo0 = EC_vec_xl(0, gftbls + (((0 * vec) << 5) + (vec_i << 5))); + vhi0 = EC_vec_xl(16, gftbls + (((0 * vec) << 5) + (vec_i << 5))); + vlo1 = EC_vec_xl(0, gftbls + (((1 * vec) << 5) + (vec_i << 5))); + vhi1 = EC_vec_xl(16, gftbls + (((1 * vec) << 5) + (vec_i << 5))); + vlo2 = EC_vec_xl(0, gftbls + (((2 * vec) << 5) + (vec_i << 5))); + vhi2 = EC_vec_xl(16, gftbls + (((2 * vec) << 5) + (vec_i << 5))); + vlo3 = EC_vec_xl(0, gftbls + (((3 * vec) << 5) + (vec_i << 5))); + vhi3 = EC_vec_xl(16, gftbls + (((3 * vec) << 5) + (vec_i << 5))); + vlo4 = EC_vec_xl(0, gftbls + (((4 * vec) << 5) + (vec_i << 5))); + vhi4 = EC_vec_xl(16, gftbls + (((4 * vec) << 5) + (vec_i << 5))); + vlo5 = EC_vec_xl(0, gftbls + (((5 * vec) << 5) + (vec_i << 5))); + vhi5 = EC_vec_xl(16, gftbls + (((5 * vec) << 5) + (vec_i << 5))); + + for (i = head; i < len - 63; i += 64) { + vX1 = vec_xl(0, s + i); + vX2 = vec_xl(16, s + i); + vX3 = vec_xl(32, s + i); + vX4 = vec_xl(48, s + i); + + vY1 = vec_xl(0, t0 + i); + vY2 = vec_xl(16, t0 + i); + vYD = vec_xl(32, t0 + i); + vYE = vec_xl(48, t0 + i); + + vY1 = vY1 ^ EC_vec_permxor(vhi0, vlo0, vX1); + vY2 = vY2 ^ EC_vec_permxor(vhi0, vlo0, vX2); + vYD = vYD ^ EC_vec_permxor(vhi0, vlo0, vX3); + vYE = vYE ^ EC_vec_permxor(vhi0, vlo0, vX4); + + vec_xst(vY1, 0, t0 + i); + vec_xst(vY2, 16, t0 + i); + vec_xst(vYD, 32, t0 + i); + vec_xst(vYE, 48, t0 + i); + + vY3 = vec_xl(0, t1 + i); + vY4 = vec_xl(16, t1 + i); + vYF = vec_xl(32, t1 + i); + vYG = vec_xl(48, t1 + i); + + vY3 = vY3 ^ EC_vec_permxor(vhi1, vlo1, vX1); + vY4 = vY4 ^ EC_vec_permxor(vhi1, vlo1, vX2); + vYF = vYF ^ EC_vec_permxor(vhi1, vlo1, vX3); + vYG = vYG ^ EC_vec_permxor(vhi1, vlo1, vX4); + + vec_xst(vY3, 0, t1 + i); + vec_xst(vY4, 16, t1 + i); + vec_xst(vYF, 32, t1 + i); + vec_xst(vYG, 48, t1 + i); + + vY5 = vec_xl(0, t2 + i); + vY6 = vec_xl(16, t2 + i); + vYH = vec_xl(32, t2 + i); + vYI = vec_xl(48, t2 + i); + + vY5 = vY5 ^ EC_vec_permxor(vhi2, vlo2, vX1); + vY6 = vY6 ^ EC_vec_permxor(vhi2, vlo2, vX2); + vYH = vYH ^ EC_vec_permxor(vhi2, vlo2, vX3); + vYI = vYI ^ EC_vec_permxor(vhi2, vlo2, vX4); + + vY7 = vec_xl(0, t3 + i); + vY8 = vec_xl(16, t3 + i); + vYJ = vec_xl(32, t3 + i); + vYK = vec_xl(48, t3 + i); + + vec_xst(vY5, 0, t2 + i); + vec_xst(vY6, 16, t2 + i); + vec_xst(vYH, 32, t2 + i); + vec_xst(vYI, 48, t2 + i); + + vY7 = vY7 ^ EC_vec_permxor(vhi3, vlo3, vX1); + vY8 = vY8 ^ EC_vec_permxor(vhi3, vlo3, vX2); + vYJ = vYJ ^ EC_vec_permxor(vhi3, vlo3, vX3); + vYK = vYK ^ EC_vec_permxor(vhi3, vlo3, vX4); + + vY9 = vec_xl(0, t4 + i); + vYA = vec_xl(16, t4 + i); + vYL = vec_xl(32, t4 + i); + vYM = vec_xl(48, t4 + i); + + vec_xst(vY7, 0, t3 + i); + vec_xst(vY8, 16, t3 + i); + vec_xst(vYJ, 32, t3 + i); + vec_xst(vYK, 48, t3 + i); + + vY9 = vY9 ^ EC_vec_permxor(vhi4, vlo4, vX1); + vYA = vYA ^ EC_vec_permxor(vhi4, vlo4, vX2); + vYL = vYL ^ EC_vec_permxor(vhi4, vlo4, vX3); + vYM = vYM ^ EC_vec_permxor(vhi4, vlo4, vX4); + + vYB = vec_xl(0, t5 + i); + vYC = vec_xl(16, t5 + i); + vYN = vec_xl(32, t5 + i); + vYO = vec_xl(48, t5 + i); + + vec_xst(vY9, 0, t4 + i); + vec_xst(vYA, 16, t4 + i); + vec_xst(vYL, 32, t4 + i); + vec_xst(vYM, 48, t4 + i); + + vYB = vYB ^ EC_vec_permxor(vhi5, vlo5, vX1); + vYC = vYC ^ EC_vec_permxor(vhi5, vlo5, vX2); + vYN = vYN ^ EC_vec_permxor(vhi5, vlo5, vX3); + vYO = vYO ^ EC_vec_permxor(vhi5, vlo5, vX4); + + vec_xst(vYB, 0, t5 + i); + vec_xst(vYC, 16, t5 + i); + vec_xst(vYN, 32, t5 + i); + vec_xst(vYO, 48, t5 + i); + } + return; +} |