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Implement new DoubleVermicelli16 acceleration functions using SVE2

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Change-Id: Id4a8ffca840caab930a6e78cc0dfd0fe7d320b4e
This commit is contained in:
George Wort
2021-06-28 16:29:43 +01:00
committed by Konstantinos Margaritis
parent 91f5f10831
commit e1f0f6baf7
9 changed files with 874 additions and 159 deletions
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22
src/nfa/accel.c
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@@ -91,6 +91,28 @@ const u8 *run_accel(const union AccelAux *accel, const u8 *c, const u8 *c_end) {
rv = vermicelli16Exec(accel->verm16.mask, c, c_end);
break;
case ACCEL_DVERM16:
DEBUG_PRINTF("accel dverm16 %p %p\n", c, c_end);
if (c_end - c < 18) {
return c;
}
/* need to stop one early to get an accurate end state */
rv = vermicelliDouble16Exec(accel->dverm16.mask, accel->dverm16.firsts,
c, c_end - 1);
break;
case ACCEL_DVERM16_MASKED:
DEBUG_PRINTF("accel dverm16 masked %p %p\n", c, c_end);
if (c_end - c < 18) {
return c;
}
/* need to stop one early to get an accurate end state */
rv = vermicelliDoubleMasked16Exec(accel->mdverm16.mask, accel->mdverm16.c1,
accel->mdverm16.m1, c, c_end - 1);
break;
#endif // HAVE_SVE2
case ACCEL_DVERM_MASKED: