BloomFilters.py (14262:991410960fdb) BloomFilters.py (14263:4a6d5c4a0813)
1# Copyright (c) 2019 Inria
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright

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49 cxx_class = 'BloomFilter::Block'
50 cxx_header = "base/filters/block_bloom_filter.hh"
51
52 masks_lsbs = VectorParam.Unsigned([Self.offset_bits,
53 2 * Self.offset_bits], "Position of the LSB of each mask")
54 masks_sizes = VectorParam.Unsigned([Self.offset_bits, Self.offset_bits],
55 "Size, in number of bits, of each mask")
56
1# Copyright (c) 2019 Inria
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright

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49 cxx_class = 'BloomFilter::Block'
50 cxx_header = "base/filters/block_bloom_filter.hh"
51
52 masks_lsbs = VectorParam.Unsigned([Self.offset_bits,
53 2 * Self.offset_bits], "Position of the LSB of each mask")
54 masks_sizes = VectorParam.Unsigned([Self.offset_bits, Self.offset_bits],
55 "Size, in number of bits, of each mask")
56
57class BloomFilterBulk(BloomFilterBase):
58 type = 'BloomFilterBulk'
59 cxx_class = 'BloomFilter::Bulk'
60 cxx_header = "base/filters/bulk_bloom_filter.hh"
61
62class BloomFilterLSBCounting(BloomFilterBase):
63 type = 'BloomFilterLSBCounting'
64 cxx_class = 'BloomFilter::LSBCounting'
65 cxx_header = "base/filters/lsb_counting_bloom_filter.hh"
66
67 # By default use 4-bit saturating counters
68 max_value = Param.Int(15, "Maximum value of the filter entries")
69

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75 cxx_class = 'BloomFilter::MultiBitSel'
76 cxx_header = "base/filters/multi_bit_sel_bloom_filter.hh"
77
78 num_hashes = Param.Int(4, "Number of hashes")
79 threshold = Self.num_hashes
80 skip_bits = Param.Int(2, "Offset from block number")
81 is_parallel = Param.Bool(False, "Whether hashing is done in parallel")
82
57class BloomFilterLSBCounting(BloomFilterBase):
58 type = 'BloomFilterLSBCounting'
59 cxx_class = 'BloomFilter::LSBCounting'
60 cxx_header = "base/filters/lsb_counting_bloom_filter.hh"
61
62 # By default use 4-bit saturating counters
63 max_value = Param.Int(15, "Maximum value of the filter entries")
64

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70 cxx_class = 'BloomFilter::MultiBitSel'
71 cxx_header = "base/filters/multi_bit_sel_bloom_filter.hh"
72
73 num_hashes = Param.Int(4, "Number of hashes")
74 threshold = Self.num_hashes
75 skip_bits = Param.Int(2, "Offset from block number")
76 is_parallel = Param.Bool(False, "Whether hashing is done in parallel")
77
78class BloomFilterBulk(BloomFilterMultiBitSel):
79 type = 'BloomFilterBulk'
80 cxx_class = 'BloomFilter::Bulk'
81 cxx_header = "base/filters/bulk_bloom_filter.hh"
82
83class BloomFilterH3(BloomFilterMultiBitSel):
84 type = 'BloomFilterH3'
85 cxx_class = 'BloomFilter::H3'
86 cxx_header = "base/filters/h3_bloom_filter.hh"
87
88class BloomFilterMulti(BloomFilterBase):
89 type = 'BloomFilterMulti'
90 cxx_class = 'BloomFilter::Multi'

--- 14 unchanged lines hidden --- 		83class BloomFilterH3(BloomFilterMultiBitSel):
84 type = 'BloomFilterH3'
85 cxx_class = 'BloomFilter::H3'
86 cxx_header = "base/filters/h3_bloom_filter.hh"
87
88class BloomFilterMulti(BloomFilterBase):
89 type = 'BloomFilterMulti'
90 cxx_class = 'BloomFilter::Multi'

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