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author | bnagaev <bnagaev@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
commit | c74559fb88da8adac0d9186cfa55a6b13c47695f (patch) | |
tree | b83306b6e37edeea782e9eed673d89286c4fef35 /contrib/libs/hyperscan/src/nfa/limex_native.c | |
parent | d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d (diff) | |
download | ydb-c74559fb88da8adac0d9186cfa55a6b13c47695f.tar.gz |
Restoring authorship annotation for <bnagaev@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/hyperscan/src/nfa/limex_native.c')
-rw-r--r-- | contrib/libs/hyperscan/src/nfa/limex_native.c | 238 |
1 files changed, 119 insertions, 119 deletions
diff --git a/contrib/libs/hyperscan/src/nfa/limex_native.c b/contrib/libs/hyperscan/src/nfa/limex_native.c index c66cef599e..f6f5809c36 100644 --- a/contrib/libs/hyperscan/src/nfa/limex_native.c +++ b/contrib/libs/hyperscan/src/nfa/limex_native.c @@ -1,129 +1,129 @@ -/* +/* * Copyright (c) 2015-2016, Intel Corporation - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Intel Corporation nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/** \file - * \brief LimEx NFA: native GPR runtime implementations. - */ - -//#define DEBUG -//#define DEBUG_INPUT -//#define DEBUG_EXCEPTIONS - -#include "limex.h" - -#include "accel.h" -#include "limex_internal.h" -#include "nfa_internal.h" -#include "ue2common.h" -#include "util/bitutils.h" - -// Common code -#define STATE_ON_STACK -#define ESTATE_ON_STACK - -#include "limex_runtime.h" - -// Other implementation code from X-Macro impl. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/** \file + * \brief LimEx NFA: native GPR runtime implementations. + */ + +//#define DEBUG +//#define DEBUG_INPUT +//#define DEBUG_EXCEPTIONS + +#include "limex.h" + +#include "accel.h" +#include "limex_internal.h" +#include "nfa_internal.h" +#include "ue2common.h" +#include "util/bitutils.h" + +// Common code +#define STATE_ON_STACK +#define ESTATE_ON_STACK + +#include "limex_runtime.h" + +// Other implementation code from X-Macro impl. #define SIZE 32 #define STATE_T u32 #define ENG_STATE_T u32 #define LOAD_FROM_ENG load_u32 -#include "limex_state_impl.h" - -#define INLINE_ATTR really_inline -#include "limex_common_impl.h" - -//////////////////////////////////////////////////////////////////////////// -// LimEx NFA implementation code - general purpose registers -//////////////////////////////////////////////////////////////////////////// - -// Process exceptional states - -#define STATE_ON_STACK -#define ESTATE_ON_STACK -#define RUN_EXCEPTION_FN_ONLY -#include "limex_exceptional.h" - -static really_inline -int processExceptional32(u32 s, u32 estate, UNUSED u32 diffmask, u32 *succ, - const struct LimExNFA32 *limex, +#include "limex_state_impl.h" + +#define INLINE_ATTR really_inline +#include "limex_common_impl.h" + +//////////////////////////////////////////////////////////////////////////// +// LimEx NFA implementation code - general purpose registers +//////////////////////////////////////////////////////////////////////////// + +// Process exceptional states + +#define STATE_ON_STACK +#define ESTATE_ON_STACK +#define RUN_EXCEPTION_FN_ONLY +#include "limex_exceptional.h" + +static really_inline +int processExceptional32(u32 s, u32 estate, UNUSED u32 diffmask, u32 *succ, + const struct LimExNFA32 *limex, const struct NFAException32 *exceptions, u64a offset, - struct NFAContext32 *ctx, char in_rev, char flags) { - assert(estate != 0); // guaranteed by calling macro - - if (estate == ctx->cached_estate) { - DEBUG_PRINTF("using cached succ from previous state\n"); - *succ |= ctx->cached_esucc; - if (ctx->cached_reports && (flags & CALLBACK_OUTPUT)) { - DEBUG_PRINTF("firing cached reports from previous state\n"); - if (unlikely(limexRunReports(ctx->cached_reports, ctx->callback, - ctx->context, offset) - == MO_HALT_MATCHING)) { - return PE_RV_HALT; // halt; - } - } - return 0; - } - - u32 orig_estate = estate; // for caching - u32 local_succ = 0; - struct proto_cache new_cache = {0, NULL}; - enum CacheResult cacheable = CACHE_RESULT; - - /* Note that only exception-states that consist of exceptions that _only_ - * set successors (not fire accepts or squash states) are cacheable. */ - - do { - u32 bit = findAndClearLSB_32(&estate); + struct NFAContext32 *ctx, char in_rev, char flags) { + assert(estate != 0); // guaranteed by calling macro + + if (estate == ctx->cached_estate) { + DEBUG_PRINTF("using cached succ from previous state\n"); + *succ |= ctx->cached_esucc; + if (ctx->cached_reports && (flags & CALLBACK_OUTPUT)) { + DEBUG_PRINTF("firing cached reports from previous state\n"); + if (unlikely(limexRunReports(ctx->cached_reports, ctx->callback, + ctx->context, offset) + == MO_HALT_MATCHING)) { + return PE_RV_HALT; // halt; + } + } + return 0; + } + + u32 orig_estate = estate; // for caching + u32 local_succ = 0; + struct proto_cache new_cache = {0, NULL}; + enum CacheResult cacheable = CACHE_RESULT; + + /* Note that only exception-states that consist of exceptions that _only_ + * set successors (not fire accepts or squash states) are cacheable. */ + + do { + u32 bit = findAndClearLSB_32(&estate); u32 idx = rank_in_mask32(limex->exceptionMask, bit); - const struct NFAException32 *e = &exceptions[idx]; + const struct NFAException32 *e = &exceptions[idx]; if (!runException32(e, s, succ, &local_succ, limex, offset, ctx, &new_cache, &cacheable, in_rev, flags)) { - return PE_RV_HALT; - } - } while (estate != 0); - - *succ |= local_succ; - - if (cacheable == CACHE_RESULT) { - ctx->cached_estate = orig_estate; - ctx->cached_esucc = local_succ; - ctx->cached_reports = new_cache.reports; - ctx->cached_br = new_cache.br; - } else if (cacheable == DO_NOT_CACHE_RESULT_AND_FLUSH_BR_ENTRIES) { - if (ctx->cached_br) { - ctx->cached_estate = 0U; - } - } - - return 0; -} - -// 32-bit models. -#include "limex_runtime_impl.h" + return PE_RV_HALT; + } + } while (estate != 0); + + *succ |= local_succ; + + if (cacheable == CACHE_RESULT) { + ctx->cached_estate = orig_estate; + ctx->cached_esucc = local_succ; + ctx->cached_reports = new_cache.reports; + ctx->cached_br = new_cache.br; + } else if (cacheable == DO_NOT_CACHE_RESULT_AND_FLUSH_BR_ENTRIES) { + if (ctx->cached_br) { + ctx->cached_estate = 0U; + } + } + + return 0; +} + +// 32-bit models. +#include "limex_runtime_impl.h" |