[41a7137] | 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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| 7 | // DeclStats.cc -- |
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| 8 | // |
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| 9 | // Author : Aaron Moss |
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| 10 | // Created On : Wed Jan 31 16:40:00 2016 |
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| 11 | // Last Modified By : Aaron Moss |
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| 12 | // Last Modified On : Wed Jan 31 16:40:00 2016 |
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| 13 | // Update Count : 1 |
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| 14 | // |
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| 15 | |
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| 16 | #include "DeclStats.h" |
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| 17 | |
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| 18 | #include <iostream> |
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[567903e] | 19 | #include <map> |
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[f923b5f] | 20 | #include <sstream> |
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[fa2de95] | 21 | #include <string> |
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| 22 | #include <unordered_map> |
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| 23 | #include <unordered_set> |
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| 24 | |
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| 25 | #include "Common/VectorMap.h" |
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[6215a5c] | 26 | #include "GenPoly/GenPoly.h" |
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[fa2de95] | 27 | #include "Parser/LinkageSpec.h" |
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| 28 | #include "SynTree/Declaration.h" |
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| 29 | #include "SynTree/Visitor.h" |
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[41a7137] | 30 | |
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| 31 | namespace CodeTools { |
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[fa2de95] | 32 | |
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| 33 | class DeclStats : public Visitor { |
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[424931d] | 34 | template<typename T> |
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| 35 | static void sum(T& a, const T& b) { a += b; } |
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[6a5f0e7] | 36 | |
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[424931d] | 37 | static void sum(VectorMap<unsigned>& a, const VectorMap<unsigned>& b) { |
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| 38 | a.reserve( b.size() ); |
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| 39 | for ( unsigned i = 0; i < b.size(); ++i ) { |
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| 40 | a[i] += b[i]; |
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| 41 | } |
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| 42 | } |
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[fa2de95] | 43 | |
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[424931d] | 44 | template<typename K> |
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| 45 | static void sum(std::map<K, unsigned>& a, const std::map<K, unsigned>& b) { |
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| 46 | for ( const auto& entry : b ) { |
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| 47 | a[ entry.first ] += entry.second; |
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[6a5f0e7] | 48 | } |
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[424931d] | 49 | } |
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[6215a5c] | 50 | |
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[424931d] | 51 | template<typename K> |
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| 52 | static void sum(std::unordered_map<K, unsigned>& a, const std::unordered_map<K, unsigned>& b) { |
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| 53 | for ( const auto& entry : b ) { |
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| 54 | a[ entry.first ] += entry.second; |
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[6a5f0e7] | 55 | } |
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[424931d] | 56 | } |
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[6215a5c] | 57 | |
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[424931d] | 58 | struct ArgPackStats { |
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| 59 | VectorMap<unsigned> n; ///< Count of decls with each number of elements |
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| 60 | VectorMap<unsigned> n_basic; ///< Count of decls with each number of basic type elements |
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| 61 | VectorMap<unsigned> n_poly; ///< Count of decls with each number of polymorphic elements |
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| 62 | std::map<unsigned, unsigned> p_basic; ///< Count of decls with each percentage of basic type elements |
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| 63 | std::map<unsigned, unsigned> p_poly; ///< Count of decls with each percentage of polymorphic elements |
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[eed5e48] | 64 | VectorMap<unsigned> n_types; ///< Count of decls with each number of distinct types in the pack |
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[424931d] | 65 | |
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| 66 | ArgPackStats& operator+= (const ArgPackStats& o) { |
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| 67 | sum(n, o.n); |
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| 68 | sum(n_basic, o.n_basic); |
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| 69 | sum(n_poly, o.n_poly); |
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| 70 | sum(p_basic, o.p_basic); |
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| 71 | sum(p_poly, o.p_poly); |
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[eed5e48] | 72 | sum(n_types, o.n_types); |
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[424931d] | 73 | |
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| 74 | return *this; |
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| 75 | } |
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| 76 | }; |
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| 77 | |
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| 78 | struct Stats { |
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| 79 | unsigned n_decls; ///< Total number of declarations |
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| 80 | /// Count of declarations with each number of assertion parameters |
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| 81 | VectorMap<unsigned> n_type_params; |
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| 82 | /// Count of declarations with each name |
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| 83 | std::unordered_map<std::string, unsigned> by_name; |
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[f923b5f] | 84 | /// Count of uses of each basic type |
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| 85 | std::unordered_map<std::string, unsigned> basic_type_names; |
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| 86 | /// Count of uses of each non-basic type |
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| 87 | std::unordered_map<std::string, unsigned> compound_type_names; |
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[424931d] | 88 | /// Stats for the parameter list |
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| 89 | ArgPackStats params; |
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| 90 | /// Stats for the return list |
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| 91 | ArgPackStats returns; |
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| 92 | |
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| 93 | /// Count of declarations with each number of assertions |
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| 94 | std::map<unsigned, unsigned> n_assns; |
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| 95 | /// Stats for the assertions' parameters |
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| 96 | ArgPackStats assn_params; |
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| 97 | /// Stats for the assertions' return types |
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| 98 | ArgPackStats assn_returns; |
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| 99 | |
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[f923b5f] | 100 | Stats() : n_decls(0), n_type_params(), by_name(), basic_type_names(), compound_type_names(), params(), returns(), n_assns(), assn_params(), assn_returns() {} |
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[567903e] | 101 | |
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[6a5f0e7] | 102 | public: |
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| 103 | Stats& operator+= (const Stats& o) { |
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| 104 | sum( n_decls, o.n_decls ); |
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| 105 | sum( n_type_params, o.n_type_params ); |
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| 106 | sum( by_name, o.by_name ); |
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[f923b5f] | 107 | sum( basic_type_names, o.basic_type_names ); |
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| 108 | sum( compound_type_names, o.compound_type_names ); |
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[424931d] | 109 | sum( params, o.params ); |
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| 110 | sum( returns, o.returns ); |
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| 111 | sum( n_assns, o.n_assns ); |
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| 112 | sum( assn_params, o.assn_params ); |
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| 113 | sum( assn_returns, o.assn_returns ); |
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[6a5f0e7] | 114 | |
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[fa2de95] | 115 | return *this; |
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| 116 | } |
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| 117 | }; |
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| 118 | |
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| 119 | Stats for_linkage[LinkageSpec::NoOfSpecs]; ///< Stores separate stats per linkage |
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| 120 | std::unordered_set<std::string> seen_names; ///< Stores manglenames already seen to avoid double-counting |
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| 121 | Stats total; |
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| 122 | |
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[f923b5f] | 123 | /// Update arg pack stats based on a declaration list |
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| 124 | void analyze( Stats& stats, ArgPackStats& pstats, std::list<DeclarationWithType*>& decls ) { |
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[eed5e48] | 125 | std::unordered_set<std::string> types; |
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[f923b5f] | 126 | unsigned n = 0; |
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| 127 | unsigned n_basic = 0; |
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| 128 | unsigned n_poly = 0; |
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| 129 | for ( auto decl : decls ) { |
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[eed5e48] | 130 | Type* dt = decl->get_type(); |
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| 131 | |
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| 132 | n += dt->size(); |
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| 133 | |
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| 134 | std::stringstream ss; |
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| 135 | dt->print( ss ); |
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| 136 | types.insert( ss.str() ); |
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| 137 | |
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| 138 | if ( dynamic_cast<BasicType*>( dt ) ) { |
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[f923b5f] | 139 | ++n_basic; |
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| 140 | ++stats.basic_type_names[ ss.str() ]; |
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[eed5e48] | 141 | } else if ( GenPoly::hasPolyBase( dt ) ) { |
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[f923b5f] | 142 | ++n_poly; |
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| 143 | } else { |
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| 144 | ++stats.compound_type_names[ ss.str() ]; |
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| 145 | } |
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| 146 | } |
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| 147 | ++pstats.n.at( n ); |
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| 148 | ++pstats.n_basic.at( n_basic ); |
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| 149 | ++pstats.n_poly.at( n_poly ); |
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| 150 | if ( n > 0 ) { |
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| 151 | ++pstats.p_basic[ n_basic*100/n ]; |
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| 152 | ++pstats.p_poly[ n_poly*100/n ]; |
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| 153 | } |
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[eed5e48] | 154 | ++pstats.n_types.at( types.size() ); |
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[f923b5f] | 155 | } |
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| 156 | |
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| 157 | void analyzeFunc( FunctionType* fnTy, Stats& stats, ArgPackStats& params, ArgPackStats& returns ) { |
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| 158 | analyze( stats, params, fnTy->get_parameters() ); |
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| 159 | analyze( stats, returns, fnTy->get_returnVals() ); |
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[6a5f0e7] | 160 | } |
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| 161 | |
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[fa2de95] | 162 | public: |
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| 163 | using Visitor::visit; |
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| 164 | |
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| 165 | virtual void visit( FunctionDecl *decl ) { |
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| 166 | // skip if already seen declaration for this function |
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| 167 | const std::string& mangleName = decl->get_mangleName().empty() ? decl->get_name() : decl->get_mangleName(); |
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| 168 | if ( ! seen_names.insert( mangleName ).second ) return; |
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| 169 | |
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| 170 | Stats& stats = for_linkage[ decl->get_linkage() ]; |
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| 171 | |
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| 172 | ++stats.n_decls; |
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| 173 | FunctionType* fnTy = decl->get_functionType(); |
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[6a5f0e7] | 174 | const Type::ForallList& forall = fnTy->get_forall(); |
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| 175 | ++stats.n_type_params.at( forall.size() ); |
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[424931d] | 176 | unsigned n_assns = 0; |
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[6a5f0e7] | 177 | for ( TypeDecl* fdecl : forall ) { |
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[424931d] | 178 | n_assns += fdecl->get_assertions().size(); |
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[6a5f0e7] | 179 | for ( DeclarationWithType* assn : fdecl->get_assertions() ) { |
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| 180 | FunctionType *assnTy = 0; |
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| 181 | if ( ObjectDecl *assnObj = dynamic_cast<ObjectDecl*>(assn) ) { |
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| 182 | if ( PointerType *ptrTy = dynamic_cast<PointerType*>(assnObj->get_type()) ) { |
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| 183 | assnTy = dynamic_cast<FunctionType*>(ptrTy->get_base()); |
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| 184 | } else assnTy = dynamic_cast<FunctionType*>(assnObj->get_type()); |
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| 185 | } else if ( FunctionDecl *assnDecl = dynamic_cast<FunctionDecl*>(assn) ) { |
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| 186 | assnTy = assnDecl->get_functionType(); |
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| 187 | } |
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[f923b5f] | 188 | if ( assnTy ) analyzeFunc( assnTy, stats, stats.assn_params, stats.assn_returns ); |
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[6a5f0e7] | 189 | } |
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| 190 | } |
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[424931d] | 191 | ++stats.n_assns[ n_assns ]; |
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[fa2de95] | 192 | |
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| 193 | ++stats.by_name[ decl->get_name() ]; |
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| 194 | |
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[f923b5f] | 195 | analyzeFunc( fnTy, stats, stats.params, stats.returns ); |
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[fa2de95] | 196 | } |
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| 197 | |
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| 198 | private: |
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| 199 | template<typename F> |
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[424931d] | 200 | void printAll( const std::string& name, F extract ) { |
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[fa2de95] | 201 | std::cout << "\"" << name << "\","; |
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| 202 | for ( const auto& stats : for_linkage ) { |
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| 203 | std::cout << "," << extract(stats); |
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| 204 | } |
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| 205 | std::cout << "," << extract(total) << std::endl; |
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| 206 | } |
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| 207 | |
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| 208 | template<typename F> |
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[424931d] | 209 | void printAllMap( const std::string& name, F extract ) { |
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[fa2de95] | 210 | for ( const auto& entry : extract(total) ) { |
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| 211 | const auto& key = entry.first; |
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| 212 | std::cout << "\"" << name << "\"," << key; |
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| 213 | for ( const auto& stats : for_linkage ) { |
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| 214 | const auto& map = extract(stats); |
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| 215 | auto it = map.find( key ); |
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| 216 | if ( it == map.end() ) std::cout << ",0"; |
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| 217 | else std::cout << "," << it->second; |
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| 218 | } |
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| 219 | std::cout << "," << entry.second << std::endl; |
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| 220 | } |
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| 221 | } |
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| 222 | |
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| 223 | template<typename F> |
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[424931d] | 224 | void printAllHisto( const std::string& name, F extract ) { |
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[fa2de95] | 225 | VectorMap<unsigned> histos[LinkageSpec::NoOfSpecs]; |
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| 226 | VectorMap<unsigned> thisto; |
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| 227 | |
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| 228 | for ( const auto& entry : extract(total) ) { ++thisto.at( entry.second ); } |
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| 229 | |
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| 230 | for ( unsigned i = 0; i < LinkageSpec::NoOfSpecs; ++i ) { |
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| 231 | // can't be a higher count in one of the sub-histograms than the total |
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| 232 | histos[i].reserve( thisto.size() ); |
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| 233 | |
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| 234 | for ( const auto& entry : extract(for_linkage[i]) ) { ++histos[i][entry.second]; } |
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| 235 | } |
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| 236 | |
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| 237 | for ( unsigned i = 0; i < thisto.size(); ++i ) { |
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| 238 | std::cout << "\"" << name << "\"," << i; |
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| 239 | for ( const auto& histo : histos ) { |
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| 240 | std::cout << "," << histo[i]; |
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| 241 | } |
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| 242 | std::cout << "," << thisto[i] << std::endl; |
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| 243 | } |
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| 244 | } |
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[6a5f0e7] | 245 | |
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| 246 | template<typename F> |
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[424931d] | 247 | void printAllSparseHisto( const std::string& name, F extract ) { |
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[6a5f0e7] | 248 | std::map<unsigned, unsigned> histos[LinkageSpec::NoOfSpecs]; |
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| 249 | std::map<unsigned, unsigned> thisto; |
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| 250 | |
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| 251 | for ( const auto& entry : extract(total) ) { ++thisto[ entry.second ]; } |
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| 252 | |
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| 253 | for ( unsigned i = 0; i < LinkageSpec::NoOfSpecs; ++i ) { |
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| 254 | for ( const auto& entry : extract(for_linkage[i]) ) { ++histos[i][entry.second]; } |
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| 255 | } |
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| 256 | |
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| 257 | for ( const auto& entry : thisto ) { |
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| 258 | const auto& key = entry.first; |
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| 259 | std::cout << "\"" << name << "\"," << key; |
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| 260 | for ( unsigned i = 0; i < LinkageSpec::NoOfSpecs; ++i ) { |
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| 261 | auto it = histos[i].find( key ); |
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| 262 | if ( it == histos[i].end() ) std::cout << ",0"; |
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| 263 | else std::cout << "," << it->second; |
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| 264 | } |
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| 265 | std::cout << "," << entry.second << std::endl; |
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| 266 | } |
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| 267 | } |
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[424931d] | 268 | |
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| 269 | template<typename F> |
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| 270 | void printAllPack( const std::string& name, F extract ) { |
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| 271 | printAllMap("n_basic_" + name, [&extract](const Stats& stats) { return extract(stats).n_basic; }); |
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| 272 | printAllMap("n_poly_" + name, [&extract](const Stats& stats) { return extract(stats).n_poly; }); |
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| 273 | printAllMap("n_" + name, [&extract](const Stats& stats) { return extract(stats).n; }); |
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| 274 | printAllMap("%_basic_" + name, [&extract](const Stats& stats) { return extract(stats).p_basic; }); |
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| 275 | printAllMap("%_poly_" + name, [&extract](const Stats& stats) { return extract(stats).p_poly; }); |
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[eed5e48] | 276 | printAllMap("n_distinct_types_" + name, [&extract](const Stats& stats) { return extract(stats).n_types; }); |
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[424931d] | 277 | } |
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[fa2de95] | 278 | |
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| 279 | public: |
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| 280 | void print() { |
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| 281 | for ( auto& stats : for_linkage ) { |
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| 282 | total += stats; |
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| 283 | } |
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| 284 | |
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| 285 | std::cout << ",,\"intrinsic\",\"Cforall\",\"C\",\"autogen\",\"builtin\",\"TOTAL\"" << std::endl; |
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| 286 | |
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[6a5f0e7] | 287 | printAllMap("n_type_params", [](const Stats& stats) { return stats.n_type_params; }); |
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[fa2de95] | 288 | printAll("n_decls", [](const Stats& stats) { return stats.n_decls; }); |
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| 289 | printAll("unique_names", [](const Stats& stats) { return stats.by_name.size(); }); |
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[6a5f0e7] | 290 | printAllSparseHisto("overloads", [](const Stats& stats) { return stats.by_name; }); |
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[f923b5f] | 291 | printAll("basic_type_names", [](const Stats& stats) { return stats.basic_type_names.size(); }); |
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[97d246d] | 292 | printAllSparseHisto("basic_type_uses", [](const Stats& stats) { return stats.basic_type_names; }); |
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[f923b5f] | 293 | printAll("compound_type_names", [](const Stats& stats) { return stats.compound_type_names.size(); }); |
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[97d246d] | 294 | printAllSparseHisto("compound_type_uses", [](const Stats& stats) { return stats.compound_type_names; }); |
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[424931d] | 295 | printAllPack("params", [](const Stats& stats) { return stats.params; }); |
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| 296 | printAllPack("returns", [](const Stats& stats) { return stats.returns; }); |
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| 297 | printAllMap("n_assns", [](const Stats& stats) { return stats.n_assns; }); |
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| 298 | printAllPack("assn_params", [](const Stats& stats) { return stats.assn_params; }); |
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| 299 | printAllPack("assn_returns", [](const Stats& stats) { return stats.assn_returns; }); |
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[fa2de95] | 300 | } |
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| 301 | }; |
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[41a7137] | 302 | |
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| 303 | void printDeclStats( std::list< Declaration * > &translationUnit ) { |
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[fa2de95] | 304 | DeclStats stats; |
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| 305 | acceptAll( translationUnit, stats ); |
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| 306 | stats.print(); |
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[41a7137] | 307 | } |
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| 308 | |
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| 309 | } // namespace CodeTools |
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| 310 | |
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| 311 | // Local Variables: // |
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| 312 | // tab-width: 4 // |
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| 313 | // mode: c++ // |
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| 314 | // compile-command: "make install" // |
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| 315 | // End: // |
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