[100f517] | 1 | /*! @file DesiredSymbols.cc |
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| 2 | * @brief DesiredSymbols Implementation |
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| 3 | * |
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[f381f26] | 4 | * This file contains the implementation of the functions |
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[100f517] | 5 | * which provide the functionality of the DesiredSymbols. |
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| 6 | */ |
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| 7 | |
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[f4378ea] | 8 | #ifdef __CYGWIN__ |
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| 9 | #undef __STRICT_ANSI__ |
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| 10 | #endif |
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| 11 | |
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[100f517] | 12 | #include <limits.h> |
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| 13 | #include <stdio.h> |
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| 14 | #include <stdlib.h> |
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| 15 | #include <string.h> |
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| 16 | #include <unistd.h> |
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| 17 | |
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[3e187ba] | 18 | #include <iostream> |
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| 19 | |
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| 20 | #include "rld.h" |
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| 21 | #include <rld-config.h> |
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| 22 | #include "rld-symbols.h" |
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| 23 | #include "rld-files.h" |
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| 24 | |
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[100f517] | 25 | #include "DesiredSymbols.h" |
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| 26 | #include "app_common.h" |
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| 27 | #include "CoverageMap.h" |
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| 28 | #include "ObjdumpProcessor.h" |
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| 29 | |
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| 30 | namespace Coverage { |
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| 31 | |
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| 32 | DesiredSymbols::DesiredSymbols() |
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| 33 | { |
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| 34 | } |
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| 35 | |
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| 36 | DesiredSymbols::~DesiredSymbols() |
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| 37 | { |
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| 38 | } |
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| 39 | |
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[3e187ba] | 40 | bool DesiredSymbols::load( |
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| 41 | const std::string& symbolsSet, |
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| 42 | const std::string& buildTarget, |
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| 43 | const std::string& buildBSP, |
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| 44 | bool verbose |
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[100f517] | 45 | ) |
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| 46 | { |
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[3e187ba] | 47 | rld::files::cache cache; |
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| 48 | bool r = true; |
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| 49 | |
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| 50 | // |
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| 51 | // Load the INI file looking for a top level: |
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| 52 | // |
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| 53 | // [symbols-sets] |
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| 54 | // sets = A, B, C |
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| 55 | // |
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| 56 | // For each set read the libraries from the configuration file and load. |
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| 57 | // |
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| 58 | // [A] |
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| 59 | // libraries = @BUILD-PREFIX@/c/@BSP@/A/libA.a |
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| 60 | // |
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| 61 | // [B] |
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| 62 | // libraries = @BUILD-PREFIX@/c/@BSP@/B/libB.a |
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| 63 | // |
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| 64 | try { |
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| 65 | cache.open(); |
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| 66 | |
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| 67 | rld::config::config config; |
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| 68 | |
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| 69 | if (verbose) |
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| 70 | std::cerr << "Loading symbol sets: " << symbolsSet << std::endl; |
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| 71 | |
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| 72 | config.load (symbolsSet); |
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| 73 | |
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| 74 | const rld::config::section& sym_section = config.get_section("symbol-sets"); |
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| 75 | |
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| 76 | rld::strings sets; |
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| 77 | rld::config::parse_items (sym_section, "sets", sets, true); |
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| 78 | |
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| 79 | for (const std::string set : sets) { |
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| 80 | if (verbose) |
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| 81 | std::cerr << " Symbol set: " << set << std::endl; |
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| 82 | const rld::config::section& set_section = config.get_section(set); |
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| 83 | rld::strings libs; |
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| 84 | rld::config::parse_items (set_section, "libraries", libs, true); |
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| 85 | for (std::string lib : libs) { |
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| 86 | lib = rld::find_replace(lib, "@BUILD-TARGET@", buildTarget); |
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| 87 | lib = rld::find_replace(lib, "@BSP@", buildBSP); |
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| 88 | if (verbose) |
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| 89 | std::cerr << " Loading library: " << lib << std::endl; |
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| 90 | cache.add(lib); |
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| 91 | } |
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| 92 | } |
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[100f517] | 93 | |
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[3e187ba] | 94 | rld::symbols::table symbols; |
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[100f517] | 95 | |
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[3e187ba] | 96 | cache.load_symbols (symbols, true); |
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[100f517] | 97 | |
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[3e187ba] | 98 | for (auto& kv : symbols.globals()) { |
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| 99 | const rld::symbols::symbol& sym = *(kv.second); |
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| 100 | set[sym.name()] = *(new SymbolInformation); |
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| 101 | } |
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| 102 | for (auto& kv : symbols.weaks()) { |
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| 103 | const rld::symbols::symbol& sym = *(kv.second); |
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| 104 | set[sym.name()] = *(new SymbolInformation); |
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[100f517] | 105 | } |
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[3e187ba] | 106 | |
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| 107 | } catch (rld::error re) { |
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| 108 | std::cerr << "error: " |
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| 109 | << re.where << ": " << re.what |
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| 110 | << std::endl; |
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| 111 | r = false; |
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| 112 | } catch (...) { |
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| 113 | cache.close(); |
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| 114 | throw; |
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[100f517] | 115 | } |
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[3e187ba] | 116 | |
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| 117 | cache.close(); |
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| 118 | |
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| 119 | return r; |
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[100f517] | 120 | } |
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| 121 | |
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| 122 | void DesiredSymbols::preprocess( void ) |
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| 123 | { |
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| 124 | ObjdumpProcessor::objdumpLines_t::iterator fitr; |
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| 125 | ObjdumpProcessor::objdumpLines_t::iterator n, p; |
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| 126 | DesiredSymbols::symbolSet_t::iterator sitr; |
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| 127 | CoverageMapBase* theCoverageMap; |
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| 128 | |
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| 129 | // Look at each symbol. |
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| 130 | for (sitr = SymbolsToAnalyze->set.begin(); |
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| 131 | sitr != SymbolsToAnalyze->set.end(); |
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| 132 | sitr++) { |
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| 133 | |
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| 134 | // If the unified coverage map does not exist, the symbol was |
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| 135 | // never referenced by any executable. Just skip it. |
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| 136 | theCoverageMap = sitr->second.unifiedCoverageMap; |
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| 137 | if (!theCoverageMap) |
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| 138 | continue; |
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| 139 | |
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| 140 | // Mark any branch and NOP instructions. |
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| 141 | for (fitr = sitr->second.instructions.begin(); |
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| 142 | fitr != sitr->second.instructions.end(); |
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| 143 | fitr++) { |
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| 144 | if (fitr->isBranch) { |
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| 145 | theCoverageMap->setIsBranch( |
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| 146 | fitr->address - sitr->second.baseAddress |
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| 147 | ); |
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| 148 | } |
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| 149 | if (fitr->isNop) { |
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| 150 | theCoverageMap->setIsNop( |
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| 151 | fitr->address - sitr->second.baseAddress |
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| 152 | ); |
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| 153 | } |
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| 154 | } |
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| 155 | |
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| 156 | } |
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| 157 | } |
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| 158 | |
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| 159 | void DesiredSymbols::calculateStatistics( void ) |
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| 160 | { |
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| 161 | uint32_t a; |
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| 162 | uint32_t endAddress; |
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| 163 | DesiredSymbols::symbolSet_t::iterator sitr; |
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| 164 | CoverageMapBase* theCoverageMap; |
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| 165 | |
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| 166 | // Look at each symbol. |
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| 167 | for (sitr = SymbolsToAnalyze->set.begin(); |
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| 168 | sitr != SymbolsToAnalyze->set.end(); |
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| 169 | sitr++) { |
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| 170 | |
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| 171 | // If the unified coverage map does not exist, the symbol was |
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| 172 | // never referenced by any executable. Just skip it. |
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| 173 | theCoverageMap = sitr->second.unifiedCoverageMap; |
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| 174 | if (!theCoverageMap) |
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| 175 | continue; |
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| 176 | |
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| 177 | // Increment the total sizeInBytes byt the bytes in the symbol |
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| 178 | stats.sizeInBytes += sitr->second.stats.sizeInBytes; |
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| 179 | |
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| 180 | // Now scan through the coverage map of this symbol. |
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| 181 | endAddress = sitr->second.stats.sizeInBytes - 1; |
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| 182 | a = 0; |
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| 183 | while (a <= endAddress) { |
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| 184 | |
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| 185 | // If we are at the start of instruction increment |
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[f381f26] | 186 | // instruction type counters as needed. |
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[100f517] | 187 | if ( theCoverageMap->isStartOfInstruction( a ) ) { |
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| 188 | |
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| 189 | stats.sizeInInstructions++; |
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| 190 | sitr->second.stats.sizeInInstructions++; |
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| 191 | |
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| 192 | if (!theCoverageMap->wasExecuted( a ) ) { |
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| 193 | stats.uncoveredInstructions++; |
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| 194 | sitr->second.stats.uncoveredInstructions++; |
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| 195 | |
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| 196 | if ( theCoverageMap->isBranch( a )) { |
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| 197 | stats.branchesNotExecuted++; |
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| 198 | sitr->second.stats.branchesNotExecuted++; |
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| 199 | } |
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| 200 | } else if (theCoverageMap->isBranch( a )) { |
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| 201 | stats.branchesExecuted++; |
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| 202 | sitr->second.stats.branchesExecuted++; |
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| 203 | } |
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[f381f26] | 204 | |
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[100f517] | 205 | } |
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[f381f26] | 206 | |
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[100f517] | 207 | if (!theCoverageMap->wasExecuted( a )) { |
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| 208 | stats.uncoveredBytes++; |
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| 209 | sitr->second.stats.uncoveredBytes++; |
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[f381f26] | 210 | } |
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[100f517] | 211 | a++; |
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| 212 | |
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| 213 | } |
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| 214 | } |
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| 215 | } |
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| 216 | |
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| 217 | |
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| 218 | void DesiredSymbols::computeUncovered( void ) |
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| 219 | { |
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| 220 | uint32_t a, la, ha; |
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| 221 | uint32_t endAddress; |
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| 222 | uint32_t count; |
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| 223 | DesiredSymbols::symbolSet_t::iterator sitr; |
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| 224 | CoverageRanges* theBranches; |
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| 225 | CoverageMapBase* theCoverageMap; |
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| 226 | CoverageRanges* theRanges; |
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| 227 | |
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| 228 | // Look at each symbol. |
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| 229 | for (sitr = SymbolsToAnalyze->set.begin(); |
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| 230 | sitr != SymbolsToAnalyze->set.end(); |
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| 231 | sitr++) { |
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| 232 | |
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| 233 | // If the unified coverage map does not exist, the symbol was |
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| 234 | // never referenced by any executable. Just skip it. |
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| 235 | theCoverageMap = sitr->second.unifiedCoverageMap; |
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| 236 | if (!theCoverageMap) |
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| 237 | continue; |
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| 238 | |
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| 239 | // Create containers for the symbol's uncovered ranges and branches. |
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| 240 | theRanges = new CoverageRanges(); |
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| 241 | sitr->second.uncoveredRanges = theRanges; |
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| 242 | theBranches = new CoverageRanges(); |
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| 243 | sitr->second.uncoveredBranches = theBranches; |
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| 244 | |
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| 245 | // Mark NOPs as executed |
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| 246 | endAddress = sitr->second.stats.sizeInBytes - 1; |
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| 247 | a = 0; |
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| 248 | while (a < endAddress) { |
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| 249 | if (!theCoverageMap->wasExecuted( a )) { |
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| 250 | a++; |
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| 251 | continue; |
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| 252 | } |
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| 253 | |
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| 254 | for (ha=a+1; |
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| 255 | ha<=endAddress && !theCoverageMap->isStartOfInstruction( ha ); |
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| 256 | ha++) |
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| 257 | ; |
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| 258 | if ( ha >= endAddress ) |
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| 259 | break; |
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| 260 | |
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| 261 | if (theCoverageMap->isNop( ha )) |
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| 262 | do { |
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| 263 | theCoverageMap->setWasExecuted( ha ); |
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| 264 | ha++; |
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| 265 | if ( ha >= endAddress ) |
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| 266 | break; |
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| 267 | } while ( !theCoverageMap->isStartOfInstruction( ha ) ); |
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| 268 | a = ha; |
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| 269 | } |
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| 270 | |
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| 271 | // Now scan through the coverage map of this symbol. |
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| 272 | endAddress = sitr->second.stats.sizeInBytes - 1; |
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| 273 | a = 0; |
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| 274 | while (a <= endAddress) { |
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[f381f26] | 275 | |
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[100f517] | 276 | // If an address was NOT executed, find consecutive unexecuted |
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| 277 | // addresses and add them to the uncovered ranges. |
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| 278 | if (!theCoverageMap->wasExecuted( a )) { |
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| 279 | |
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| 280 | la = a; |
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| 281 | count = 1; |
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| 282 | for (ha=a+1; |
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| 283 | ha<=endAddress && !theCoverageMap->wasExecuted( ha ); |
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| 284 | ha++) |
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| 285 | { |
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| 286 | if ( theCoverageMap->isStartOfInstruction( ha ) ) |
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| 287 | count++; |
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| 288 | } |
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| 289 | ha--; |
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| 290 | |
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| 291 | stats.uncoveredRanges++; |
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| 292 | sitr->second.stats.uncoveredRanges++; |
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| 293 | theRanges->add( |
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| 294 | sitr->second.baseAddress + la, |
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| 295 | sitr->second.baseAddress + ha, |
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| 296 | CoverageRanges::UNCOVERED_REASON_NOT_EXECUTED, |
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| 297 | count |
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| 298 | ); |
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| 299 | a = ha + 1; |
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| 300 | } |
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| 301 | |
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| 302 | // If an address is a branch instruction, add any uncovered branches |
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| 303 | // to the uncoverd branches. |
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| 304 | else if (theCoverageMap->isBranch( a )) { |
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| 305 | la = a; |
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| 306 | for (ha=a+1; |
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| 307 | ha<=endAddress && !theCoverageMap->isStartOfInstruction( ha ); |
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| 308 | ha++) |
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| 309 | ; |
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| 310 | ha--; |
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| 311 | |
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| 312 | if (theCoverageMap->wasAlwaysTaken( la )) { |
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| 313 | stats.branchesAlwaysTaken++; |
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| 314 | sitr->second.stats.branchesAlwaysTaken++; |
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| 315 | theBranches->add( |
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| 316 | sitr->second.baseAddress + la, |
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| 317 | sitr->second.baseAddress + ha, |
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| 318 | CoverageRanges::UNCOVERED_REASON_BRANCH_ALWAYS_TAKEN, |
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| 319 | 1 |
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| 320 | ); |
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| 321 | if (Verbose) |
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| 322 | fprintf( |
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| 323 | stderr, |
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| 324 | "Branch always taken found in %s (0x%x - 0x%x)\n", |
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| 325 | (sitr->first).c_str(), |
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| 326 | sitr->second.baseAddress + la, |
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| 327 | sitr->second.baseAddress + ha |
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| 328 | ); |
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| 329 | } |
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| 330 | |
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| 331 | else if (theCoverageMap->wasNeverTaken( la )) { |
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| 332 | stats.branchesNeverTaken++; |
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| 333 | sitr->second.stats.branchesNeverTaken++; |
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| 334 | theBranches->add( |
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| 335 | sitr->second.baseAddress + la, |
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| 336 | sitr->second.baseAddress + ha, |
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| 337 | CoverageRanges::UNCOVERED_REASON_BRANCH_NEVER_TAKEN, |
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| 338 | 1 |
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| 339 | ); |
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| 340 | if (Verbose) |
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| 341 | fprintf( |
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| 342 | stderr, |
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| 343 | "Branch never taken found in %s (0x%x - 0x%x)\n", |
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| 344 | (sitr->first).c_str(), |
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| 345 | sitr->second.baseAddress + la, |
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| 346 | sitr->second.baseAddress + ha |
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| 347 | ); |
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| 348 | } |
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| 349 | a = ha + 1; |
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| 350 | } |
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| 351 | else |
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| 352 | a++; |
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| 353 | } |
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| 354 | } |
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| 355 | } |
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| 356 | |
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| 357 | |
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| 358 | void DesiredSymbols::createCoverageMap( |
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[cb018bc] | 359 | const std::string& exefileName, |
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[100f517] | 360 | const std::string& symbolName, |
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| 361 | uint32_t size |
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| 362 | ) |
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| 363 | { |
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| 364 | CoverageMapBase* aCoverageMap; |
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| 365 | uint32_t highAddress; |
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| 366 | symbolSet_t::iterator itr; |
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| 367 | |
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| 368 | // Ensure that the symbol is a desired symbol. |
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| 369 | itr = set.find( symbolName ); |
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| 370 | |
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| 371 | if (itr == set.end()) { |
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| 372 | |
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| 373 | fprintf( |
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| 374 | stderr, |
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| 375 | "ERROR: DesiredSymbols::createCoverageMap - Unable to create " |
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| 376 | "unified coverage map for %s because it is NOT a desired symbol\n", |
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| 377 | symbolName.c_str() |
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| 378 | ); |
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| 379 | exit( -1 ); |
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| 380 | } |
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| 381 | |
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| 382 | // If we have already created a coverage map, ... |
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| 383 | if (itr->second.unifiedCoverageMap) { |
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| 384 | |
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| 385 | // ensure that the specified size matches the existing size. |
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| 386 | if (itr->second.stats.sizeInBytes != size) { |
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| 387 | |
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[cb018bc] | 388 | // Changed ERROR to INFO because size mismatch is not treated as |
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| 389 | // error anymore. |
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| 390 | // Set smallest size as size and continue. |
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| 391 | // Update value for longer byte size. |
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| 392 | // 2015-07-22 |
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[100f517] | 393 | fprintf( |
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| 394 | stderr, |
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[cb018bc] | 395 | "INFO: DesiredSymbols::createCoverageMap - Attempt to create " |
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| 396 | "unified coverage maps for %s with different sizes (%s/%d != %s/%d)\n", |
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| 397 | |
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[100f517] | 398 | symbolName.c_str(), |
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[cb018bc] | 399 | exefileName.c_str(), |
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[100f517] | 400 | itr->second.stats.sizeInBytes, |
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[cb018bc] | 401 | itr->second.sourceFile->getFileName().c_str(), |
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[100f517] | 402 | size |
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| 403 | ); |
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[cb018bc] | 404 | |
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[100f517] | 405 | if ( itr->second.stats.sizeInBytes < size ) |
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| 406 | itr->second.stats.sizeInBytes = size; |
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| 407 | else |
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| 408 | size = itr->second.stats.sizeInBytes; |
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| 409 | } |
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| 410 | } |
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| 411 | |
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| 412 | // If we don't already have a coverage map, create one. |
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| 413 | else { |
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| 414 | |
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| 415 | highAddress = size - 1; |
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| 416 | |
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[cb018bc] | 417 | aCoverageMap = new CoverageMap( exefileName, 0, highAddress ); |
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[100f517] | 418 | if (!aCoverageMap) { |
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| 419 | |
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| 420 | fprintf( |
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| 421 | stderr, |
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| 422 | "ERROR: DesiredSymbols::createCoverageMap - Unable to allocate " |
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[cb018bc] | 423 | "coverage map for %s:%s\n", |
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| 424 | exefileName.c_str(), |
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[100f517] | 425 | symbolName.c_str() |
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| 426 | ); |
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| 427 | exit( -1 ); |
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| 428 | } |
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| 429 | |
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| 430 | if ( Verbose ) |
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| 431 | fprintf( |
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| 432 | stderr, |
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| 433 | "Created unified coverage map for %s (0x%x - 0x%x)\n", |
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| 434 | symbolName.c_str(), 0, highAddress |
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| 435 | ); |
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| 436 | itr->second.unifiedCoverageMap = aCoverageMap; |
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| 437 | itr->second.stats.sizeInBytes = size; |
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| 438 | } |
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| 439 | } |
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| 440 | |
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| 441 | void DesiredSymbols::determineSourceLines( |
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| 442 | CoverageRanges* const theRanges, |
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| 443 | ExecutableInfo* const theExecutable |
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| 444 | |
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| 445 | ) |
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| 446 | { |
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[fb987e8] | 447 | for (auto& r : theRanges->set) { |
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| 448 | std::string location; |
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| 449 | theExecutable->getSourceAndLine(r.lowAddress, location); |
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| 450 | r.lowSourceLine = rld::path::basename (location); |
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| 451 | theExecutable->getSourceAndLine(r.highAddress, location); |
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| 452 | r.highSourceLine = rld::path::basename (location); |
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[100f517] | 453 | } |
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| 454 | } |
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| 455 | |
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| 456 | SymbolInformation* DesiredSymbols::find( |
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| 457 | const std::string& symbolName |
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| 458 | ) |
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| 459 | { |
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| 460 | if (set.find( symbolName ) == set.end()) |
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| 461 | return NULL; |
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| 462 | else |
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| 463 | return &set[ symbolName ]; |
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| 464 | } |
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| 465 | |
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| 466 | void DesiredSymbols::findSourceForUncovered( void ) |
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| 467 | { |
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| 468 | DesiredSymbols::symbolSet_t::iterator ditr; |
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| 469 | CoverageRanges* theBranches; |
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| 470 | CoverageRanges* theRanges; |
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| 471 | |
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| 472 | // Process uncovered ranges and/or branches for each symbol. |
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| 473 | for (ditr = SymbolsToAnalyze->set.begin(); |
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| 474 | ditr != SymbolsToAnalyze->set.end(); |
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| 475 | ditr++) { |
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| 476 | |
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| 477 | // First the unexecuted ranges, ... |
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| 478 | theRanges = ditr->second.uncoveredRanges; |
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| 479 | if (theRanges == NULL) |
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| 480 | continue; |
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| 481 | |
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| 482 | if (!theRanges->set.empty()) { |
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| 483 | if (Verbose) |
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| 484 | fprintf( |
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| 485 | stderr, |
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| 486 | "Looking up source lines for uncovered ranges in %s\n", |
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| 487 | (ditr->first).c_str() |
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| 488 | ); |
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| 489 | determineSourceLines( |
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| 490 | theRanges, |
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| 491 | ditr->second.sourceFile |
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| 492 | ); |
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| 493 | } |
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| 494 | |
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| 495 | // then the uncovered branches. |
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| 496 | theBranches = ditr->second.uncoveredBranches; |
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| 497 | if (theBranches == NULL) |
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| 498 | continue; |
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| 499 | |
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| 500 | if (!theBranches->set.empty()) { |
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| 501 | if (Verbose) |
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| 502 | fprintf( |
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| 503 | stderr, |
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| 504 | "Looking up source lines for uncovered branches in %s\n", |
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| 505 | (ditr->first).c_str() |
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| 506 | ); |
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| 507 | determineSourceLines( |
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| 508 | theBranches, |
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| 509 | ditr->second.sourceFile |
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| 510 | ); |
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| 511 | } |
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| 512 | } |
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| 513 | } |
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| 514 | |
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| 515 | uint32_t DesiredSymbols::getNumberBranchesAlwaysTaken( void ) const { |
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| 516 | return stats.branchesAlwaysTaken; |
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| 517 | }; |
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| 518 | |
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| 519 | uint32_t DesiredSymbols::getNumberBranchesFound( void ) const { |
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| 520 | return (stats.branchesNotExecuted + stats.branchesExecuted); |
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| 521 | }; |
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| 522 | |
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| 523 | uint32_t DesiredSymbols::getNumberBranchesNeverTaken( void ) const { |
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| 524 | return stats.branchesNeverTaken; |
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| 525 | }; |
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| 526 | |
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| 527 | uint32_t DesiredSymbols::getNumberUncoveredRanges( void ) const { |
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| 528 | return stats.uncoveredRanges; |
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| 529 | }; |
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| 530 | |
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| 531 | bool DesiredSymbols::isDesired ( |
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| 532 | const std::string& symbolName |
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| 533 | ) const |
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| 534 | { |
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| 535 | if (set.find( symbolName ) == set.end()) { |
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| 536 | #if 0 |
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[f381f26] | 537 | fprintf( stderr, |
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| 538 | "Warning: Unable to find symbol %s\n", |
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| 539 | symbolName.c_str() |
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[100f517] | 540 | ); |
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| 541 | #endif |
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| 542 | return false; |
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| 543 | } |
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| 544 | return true; |
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| 545 | } |
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| 546 | |
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| 547 | void DesiredSymbols::mergeCoverageMap( |
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| 548 | const std::string& symbolName, |
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| 549 | const CoverageMapBase* const sourceCoverageMap |
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| 550 | ) |
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| 551 | { |
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| 552 | uint32_t dAddress; |
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| 553 | CoverageMapBase* destinationCoverageMap; |
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| 554 | uint32_t dMapSize; |
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| 555 | symbolSet_t::iterator itr; |
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| 556 | uint32_t sAddress; |
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| 557 | uint32_t sBaseAddress; |
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| 558 | uint32_t sMapSize; |
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| 559 | uint32_t executionCount; |
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[f381f26] | 560 | |
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[100f517] | 561 | // Ensure that the symbol is a desired symbol. |
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| 562 | itr = set.find( symbolName ); |
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| 563 | |
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| 564 | if (itr == set.end()) { |
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| 565 | |
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| 566 | fprintf( |
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| 567 | stderr, |
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| 568 | "ERROR: DesiredSymbols::mergeCoverageMap - Unable to merge " |
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| 569 | "coverage map for %s because it is NOT a desired symbol\n", |
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| 570 | symbolName.c_str() |
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| 571 | ); |
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| 572 | exit( -1 ); |
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| 573 | } |
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| 574 | |
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| 575 | // Ensure that the source and destination coverage maps |
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| 576 | // are the same size. |
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[cb018bc] | 577 | // Changed from ERROR msg to INFO, because size mismatch is not |
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| 578 | // treated as error anymore. 2015-07-20 |
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[100f517] | 579 | dMapSize = itr->second.stats.sizeInBytes; |
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| 580 | sBaseAddress = sourceCoverageMap->getFirstLowAddress(); |
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| 581 | sMapSize = sourceCoverageMap->getSize(); |
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| 582 | if (dMapSize != sMapSize) { |
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| 583 | |
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| 584 | fprintf( |
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| 585 | stderr, |
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[cb018bc] | 586 | "INFO: DesiredSymbols::mergeCoverageMap - Unable to merge " |
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[100f517] | 587 | "coverage map for %s because the sizes are different\n", |
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| 588 | symbolName.c_str() |
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| 589 | ); |
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| 590 | return; |
---|
| 591 | } |
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| 592 | |
---|
| 593 | // Merge the data for each address. |
---|
| 594 | destinationCoverageMap = itr->second.unifiedCoverageMap; |
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| 595 | |
---|
| 596 | for (dAddress = 0; dAddress < dMapSize; dAddress++) { |
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| 597 | |
---|
| 598 | sAddress = dAddress + sBaseAddress; |
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| 599 | |
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| 600 | // Merge start of instruction indication. |
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| 601 | if (sourceCoverageMap->isStartOfInstruction( sAddress )) |
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| 602 | destinationCoverageMap->setIsStartOfInstruction( dAddress ); |
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| 603 | |
---|
| 604 | // Merge the execution data. |
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| 605 | executionCount = sourceCoverageMap->getWasExecuted( sAddress ); |
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| 606 | destinationCoverageMap->sumWasExecuted( dAddress, executionCount ); |
---|
| 607 | |
---|
| 608 | // Merge the branch data. |
---|
| 609 | executionCount = sourceCoverageMap->getWasTaken( sAddress ); |
---|
| 610 | destinationCoverageMap->sumWasTaken( dAddress, executionCount ); |
---|
| 611 | |
---|
| 612 | executionCount = sourceCoverageMap->getWasNotTaken( sAddress ); |
---|
| 613 | destinationCoverageMap->sumWasNotTaken( dAddress, executionCount ); |
---|
| 614 | } |
---|
| 615 | } |
---|
| 616 | |
---|
| 617 | } |
---|