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Add SVE2 support for noodle

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Change-Id: Iacb7d1f164bdd0ba50e2e13d26fe548cf9b45a6a
This commit is contained in:
George Wort
2021-05-25 11:10:25 +01:00
committed by Konstantinos Margaritis
parent fb71288740
commit 0ba1cbb32b
3 changed files with 306 additions and 35 deletions
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29
src/hwlm/noodle_engine_simd.hpp
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@@ -50,6 +50,33 @@ static really_inline SuperVector<S> getCaseMask(void) {
return SuperVector<S>(CASEMASK[1]);
}
static really_really_inline
hwlm_error_t single_zscan(const struct noodTable *n,const u8 *d, const u8 *buf,
Z_TYPE z, size_t len, const struct cb_info *cbi) {
while (unlikely(z)) {
Z_TYPE pos = JOIN(findAndClearLSB_, Z_BITS)(&z);
size_t matchPos = d - buf + pos;
DEBUG_PRINTF("match pos %zu\n", matchPos);
hwlmcb_rv_t rv = final(n, buf, len, n->msk_len != 1, cbi, matchPos);
RETURN_IF_TERMINATED(rv);
}
return HWLM_SUCCESS;
}
static really_really_inline
hwlm_error_t double_zscan(const struct noodTable *n,const u8 *d, const u8 *buf,
Z_TYPE z, size_t len, const struct cb_info *cbi) {
while (unlikely(z)) {
Z_TYPE pos = JOIN(findAndClearLSB_, Z_BITS)(&z);
size_t matchPos = d - buf + pos - 1;
DEBUG_PRINTF("match pos %zu\n", matchPos);
hwlmcb_rv_t rv = final(n, buf, len, true, cbi, matchPos);
RETURN_IF_TERMINATED(rv);
}
return HWLM_SUCCESS;
}
// The short scan routine. It is used both to scan data up to an
// alignment boundary if needed and to finish off data that the aligned scan
// function can't handle (due to small/unaligned chunk at end)
@@ -146,7 +173,7 @@ hwlm_error_t scanSingleMain(const struct noodTable *n, const u8 *buf,
template <uint16_t S>
static really_inline
hwlm_error_t scanDoubleMain(const struct noodTable *n, const u8 *buf,
size_t len, size_t offset,
size_t len, size_t offset,
SuperVector<S> caseMask, SuperVector<S> mask1, SuperVector<S> mask2,
const struct cb_info *cbi) {
// we stop scanning for the key-fragment when the rest of the key can't