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86c5f7feb1
- Change the compile of literal matchers to two passes. - Reverse the bucket assignment in FDR, bucket with longer literals has smaller bucket id. - Squash the buckets of included literals and jump to the the program of included literals directly from parent literal program without going through FDR confirm for included iterals.
130 lines
4.3 KiB
C++
130 lines
4.3 KiB
C++
/*
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* Copyright (c) 2016-2017, Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* \file
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* \brief Rose build: code for constructing literal tables.
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*/
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#ifndef ROSE_BUILD_MATCHERS_H
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#define ROSE_BUILD_MATCHERS_H
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#include "rose_build_impl.h"
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#include "rose_build_lit_accel.h"
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#include "hwlm/hwlm_build.h"
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#include "util/bytecode_ptr.h"
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#include "util/ue2string.h"
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#include <vector>
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struct Grey;
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struct HWLM;
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namespace ue2 {
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static constexpr u32 INVALID_FRAG_ID = ~0U;
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struct LitFragment {
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LitFragment(u32 fragment_id_in, ue2_literal s_in,
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rose_group groups_in, u32 lit_id)
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: fragment_id(fragment_id_in), s(s_in), groups(groups_in),
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lit_ids({lit_id}) {}
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LitFragment(u32 fragment_id_in, ue2_literal s_in,
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rose_group groups_in, std::vector<u32> lit_ids_in)
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: fragment_id(fragment_id_in), s(s_in), groups(groups_in),
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lit_ids(std::move(lit_ids_in)) {}
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u32 fragment_id;
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/**
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* \brief literal fragment.
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*/
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ue2_literal s;
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/**
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* \brief FDR confirm squash mask for included literals.
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*/
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u8 squash;
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/**
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* \brief FDR confirm squash mask for included literals (Delayed
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* literals only).
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*/
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u8 delay_squash;
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/**
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* \brief Fragment id of included literal.
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*/
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u32 included_frag_id = INVALID_FRAG_ID;
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/**
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* \brief Fragment Id of included literal (Delayed literals only).
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*/
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u32 included_delay_frag_id = INVALID_FRAG_ID;
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rose_group groups;
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std::vector<u32> lit_ids;
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u32 lit_program_offset = ROSE_INVALID_PROG_OFFSET;
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u32 delay_program_offset = ROSE_INVALID_PROG_OFFSET;
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};
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struct LitProto {
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LitProto(std::unique_ptr<HWLMProto> hwlmProto_in,
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std::vector<AccelString> &accel_lits_in)
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: hwlmProto(std::move(hwlmProto_in)), accel_lits(accel_lits_in) {}
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std::unique_ptr<HWLMProto> hwlmProto;
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std::vector<AccelString> accel_lits;
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};
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bytecode_ptr<HWLM>
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buildHWLMMatcher(const RoseBuildImpl &build, LitProto *proto);
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std::unique_ptr<LitProto>
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buildFloatingMatcherProto(const RoseBuildImpl &build,
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const std::vector<LitFragment> &fragments,
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size_t longLitLengthThreshold,
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rose_group *fgroups,
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size_t *historyRequired);
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std::unique_ptr<LitProto>
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buildDelayRebuildMatcherProto(const RoseBuildImpl &build,
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const std::vector<LitFragment> &fragments,
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size_t longLitLengthThreshold);
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std::unique_ptr<LitProto>
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buildSmallBlockMatcherProto(const RoseBuildImpl &build,
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const std::vector<LitFragment> &fragments);
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std::unique_ptr<LitProto>
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buildEodAnchoredMatcherProto(const RoseBuildImpl &build,
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const std::vector<LitFragment> &fragments);
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void findMoreLiteralMasks(RoseBuildImpl &build);
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} // namespace ue2
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#endif // ROSE_BUILD_MATCHERS_H
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