[100f517] | 1 | #include <ctype.h> |
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| 2 | #include <errno.h> |
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| 3 | #include <fcntl.h> |
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| 4 | #include <limits.h> |
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| 5 | #include <signal.h> |
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| 6 | #include <stdio.h> |
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| 7 | #include <stdlib.h> |
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| 8 | #include <string.h> |
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| 9 | #include <sys/types.h> |
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| 10 | #include <sys/stat.h> |
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| 11 | #include <unistd.h> |
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| 12 | |
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[f381f26] | 13 | #include <list> |
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| 14 | |
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[100f517] | 15 | #include "app_common.h" |
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| 16 | #include "CoverageFactory.h" |
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| 17 | #include "CoverageMap.h" |
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| 18 | #include "DesiredSymbols.h" |
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| 19 | #include "ExecutableInfo.h" |
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| 20 | #include "Explanations.h" |
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| 21 | #include "ObjdumpProcessor.h" |
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| 22 | #include "ReportsBase.h" |
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| 23 | #include "TargetFactory.h" |
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| 24 | #include "GcovData.h" |
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| 25 | |
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[6a4859e] | 26 | #include "rld-process.h" |
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| 27 | |
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[100f517] | 28 | /* |
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| 29 | * Variables to control general behavior |
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| 30 | */ |
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| 31 | const char* coverageFileExtension = NULL; |
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| 32 | std::list<std::string> coverageFileNames; |
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| 33 | int coverageExtensionLength = 0; |
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| 34 | Coverage::CoverageFormats_t coverageFormat; |
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| 35 | Coverage::CoverageReaderBase* coverageReader = NULL; |
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| 36 | char* executable = NULL; |
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| 37 | const char* executableExtension = NULL; |
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| 38 | int executableExtensionLength = 0; |
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| 39 | std::list<Coverage::ExecutableInfo*> executablesToAnalyze; |
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| 40 | const char* explanations = NULL; |
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| 41 | char* progname; |
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| 42 | const char* symbolsFile = NULL; |
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| 43 | const char* gcnosFileName = NULL; |
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| 44 | char gcnoFileName[FILE_NAME_LENGTH]; |
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| 45 | char gcdaFileName[FILE_NAME_LENGTH]; |
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| 46 | char gcovBashCommand[256]; |
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| 47 | const char* target = NULL; |
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| 48 | const char* format = NULL; |
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| 49 | FILE* gcnosFile = NULL; |
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[6a4859e] | 50 | Gcov::GcovData* gcovFile; |
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[100f517] | 51 | |
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| 52 | /* |
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| 53 | * Print program usage message |
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| 54 | */ |
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| 55 | void usage() |
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| 56 | { |
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| 57 | fprintf( |
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| 58 | stderr, |
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| 59 | "Usage: %s [-v] -T TARGET -f FORMAT [-E EXPLANATIONS] -1 EXECUTABLE coverage1 ... coverageN\n" |
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| 60 | "--OR--\n" |
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| 61 | "Usage: %s [-v] -T TARGET -f FORMAT [-E EXPLANATIONS] -e EXE_EXTENSION -c COVERAGEFILE_EXTENSION EXECUTABLE1 ... EXECUTABLE2\n" |
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| 62 | "\n" |
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| 63 | " -v - verbose at initialization\n" |
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| 64 | " -T TARGET - target name\n" |
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| 65 | " -f FORMAT - coverage file format " |
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| 66 | "(RTEMS, QEMU, TSIM or Skyeye)\n" |
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| 67 | " -E EXPLANATIONS - name of file with explanations\n" |
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| 68 | " -s SYMBOLS_FILE - name of file with symbols of interest\n" |
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| 69 | " -1 EXECUTABLE - name of executable to get symbols from\n" |
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| 70 | " -e EXE_EXTENSION - extension of the executables to analyze\n" |
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| 71 | " -c COVERAGEFILE_EXTENSION - extension of the coverage files to analyze\n" |
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| 72 | " -g GCNOS_LIST - name of file with list of *.gcno files\n" |
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| 73 | " -p PROJECT_NAME - name of the project\n" |
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| 74 | " -C ConfigurationFileName - name of configuration file\n" |
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| 75 | " -O Output_Directory - name of output directory (default=." |
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| 76 | "\n", |
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| 77 | progname, |
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| 78 | progname |
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| 79 | ); |
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| 80 | } |
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| 81 | |
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| 82 | #define PrintableString(_s) \ |
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[f9a4b2c] | 83 | ((!(_s)) ? "NOT SET" : (_s)) |
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[100f517] | 84 | |
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[6a4859e] | 85 | static void |
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| 86 | fatal_signal( int signum ) |
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| 87 | { |
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| 88 | signal( signum, SIG_DFL ); |
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| 89 | |
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| 90 | rld::process::temporaries_clean_up(); |
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| 91 | |
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| 92 | /* |
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| 93 | * Get the same signal again, this time not handled, so its normal effect |
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| 94 | * occurs. |
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| 95 | */ |
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| 96 | kill( getpid(), signum ); |
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| 97 | } |
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| 98 | |
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| 99 | static void |
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| 100 | setup_signals( void ) |
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| 101 | { |
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| 102 | if ( signal( SIGINT, SIG_IGN ) != SIG_IGN ) |
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| 103 | signal( SIGINT, fatal_signal ); |
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| 104 | #ifdef SIGHUP |
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| 105 | if ( signal( SIGHUP, SIG_IGN ) != SIG_IGN ) |
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| 106 | signal( SIGHUP, fatal_signal ); |
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| 107 | #endif |
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| 108 | if ( signal( SIGTERM, SIG_IGN ) != SIG_IGN ) |
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| 109 | signal( SIGTERM, fatal_signal ); |
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| 110 | #ifdef SIGPIPE |
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| 111 | if ( signal( SIGPIPE, SIG_IGN ) != SIG_IGN ) |
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| 112 | signal( SIGPIPE, fatal_signal ); |
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| 113 | #endif |
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| 114 | #ifdef SIGCHLD |
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| 115 | signal( SIGCHLD, SIG_DFL ); |
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| 116 | #endif |
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| 117 | } |
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| 118 | |
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[100f517] | 119 | int main( |
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| 120 | int argc, |
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| 121 | char** argv |
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| 122 | ) |
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| 123 | { |
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| 124 | std::list<std::string>::iterator citr; |
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| 125 | std::string coverageFileName; |
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| 126 | std::list<Coverage::ExecutableInfo*>::iterator eitr; |
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| 127 | Coverage::ExecutableInfo* executableInfo = NULL; |
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| 128 | int i; |
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| 129 | int opt; |
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| 130 | const char* singleExecutable = NULL; |
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[6a4859e] | 131 | rld::process::tempfile objdumpFile( ".dmp" ); |
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| 132 | rld::process::tempfile err( ".err" ); |
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| 133 | bool debug = false; |
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[f9a4b2c] | 134 | std::string option; |
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[6a4859e] | 135 | |
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| 136 | setup_signals(); |
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[100f517] | 137 | |
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| 138 | // |
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| 139 | // Process command line options. |
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| 140 | // |
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| 141 | progname = argv[0]; |
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| 142 | |
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[f9a4b2c] | 143 | while ((opt = getopt(argc, argv, "1:L:e:c:g:E:f:s:T:O:p:v:d")) != -1) { |
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[100f517] | 144 | switch (opt) { |
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| 145 | case '1': singleExecutable = optarg; break; |
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| 146 | case 'L': dynamicLibrary = optarg; break; |
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| 147 | case 'e': executableExtension = optarg; break; |
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| 148 | case 'c': coverageFileExtension = optarg; break; |
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| 149 | case 'g': gcnosFileName = optarg; break; |
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| 150 | case 'E': explanations = optarg; break; |
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| 151 | case 'f': format = optarg; break; |
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| 152 | case 's': symbolsFile = optarg; break; |
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| 153 | case 'T': target = optarg; break; |
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| 154 | case 'O': outputDirectory = optarg; break; |
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| 155 | case 'v': Verbose = true; break; |
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| 156 | case 'p': projectName = optarg; break; |
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[6a4859e] | 157 | case 'd': debug = true; break; |
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[100f517] | 158 | default: /* '?' */ |
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| 159 | usage(); |
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| 160 | exit( -1 ); |
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| 161 | } |
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| 162 | } |
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[f9a4b2c] | 163 | try |
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| 164 | { |
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| 165 | /* |
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| 166 | * Validate inputs. |
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| 167 | */ |
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| 168 | |
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| 169 | /* |
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| 170 | * Target name must be set. |
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| 171 | */ |
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| 172 | if ( !target ) { |
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| 173 | option = "target -T"; |
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| 174 | throw option; |
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| 175 | } |
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| 176 | |
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| 177 | /* |
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| 178 | * Validate simulator format. |
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| 179 | */ |
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| 180 | if ( !format ) { |
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| 181 | option = "format -f"; |
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| 182 | throw option; |
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| 183 | } |
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| 184 | |
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| 185 | /* |
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| 186 | * Has path to explanations.txt been specified. |
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| 187 | */ |
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| 188 | if ( !explanations ) { |
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| 189 | option = "explanations -E"; |
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| 190 | throw option; |
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| 191 | } |
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| 192 | |
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| 193 | /* |
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| 194 | * Has coverage file extension been specified. |
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| 195 | */ |
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| 196 | if ( !coverageFileExtension ) { |
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| 197 | option = "coverage extension -c"; |
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| 198 | throw option; |
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| 199 | } |
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| 200 | |
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| 201 | /* |
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| 202 | * Has executable extension been specified. |
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| 203 | */ |
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| 204 | if ( !executableExtension ) { |
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| 205 | option = "executable extension -e"; |
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| 206 | throw option; |
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| 207 | } |
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| 208 | |
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| 209 | /* |
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| 210 | * Check for project name. |
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| 211 | */ |
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| 212 | if ( !projectName ) { |
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| 213 | option = "project name -p"; |
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| 214 | throw option; |
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| 215 | } |
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| 216 | } |
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| 217 | catch( std::string option ) |
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| 218 | { |
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| 219 | std::cout << "error missing option: " + option << std::endl; |
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| 220 | usage(); |
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| 221 | throw; |
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| 222 | } |
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[100f517] | 223 | |
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| 224 | // If a single executable was specified, process the remaining |
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| 225 | // arguments as coverage file names. |
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| 226 | if (singleExecutable) { |
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| 227 | |
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| 228 | // Ensure that the executable is readable. |
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| 229 | if (!FileIsReadable( singleExecutable )) { |
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| 230 | fprintf( |
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| 231 | stderr, |
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| 232 | "WARNING: Unable to read executable %s\n", |
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| 233 | singleExecutable |
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| 234 | ); |
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| 235 | } |
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| 236 | |
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| 237 | else { |
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| 238 | |
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| 239 | for (i=optind; i < argc; i++) { |
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| 240 | |
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| 241 | // Ensure that the coverage file is readable. |
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| 242 | if (!FileIsReadable( argv[i] )) { |
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| 243 | fprintf( |
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| 244 | stderr, |
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| 245 | "WARNING: Unable to read coverage file %s\n", |
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| 246 | argv[i] |
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| 247 | ); |
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| 248 | } |
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| 249 | |
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| 250 | else |
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| 251 | coverageFileNames.push_back( argv[i] ); |
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| 252 | } |
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| 253 | |
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| 254 | // If there was at least one coverage file, create the |
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| 255 | // executable information. |
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| 256 | if (!coverageFileNames.empty()) { |
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| 257 | if (dynamicLibrary) |
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| 258 | executableInfo = new Coverage::ExecutableInfo( |
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| 259 | singleExecutable, dynamicLibrary |
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| 260 | ); |
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| 261 | else |
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| 262 | executableInfo = new Coverage::ExecutableInfo( singleExecutable ); |
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| 263 | |
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| 264 | executablesToAnalyze.push_back( executableInfo ); |
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| 265 | } |
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| 266 | } |
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| 267 | } |
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| 268 | |
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| 269 | // If not invoked with a single executable, process the remaining |
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| 270 | // arguments as executables and derive the coverage file names. |
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| 271 | else { |
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| 272 | for (i = optind; i < argc; i++) { |
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| 273 | |
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| 274 | // Ensure that the executable is readable. |
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| 275 | if (!FileIsReadable( argv[i] )) { |
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| 276 | fprintf( |
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| 277 | stderr, |
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| 278 | "WARNING: Unable to read executable %s\n", |
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| 279 | argv[i] |
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| 280 | ); |
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| 281 | } |
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| 282 | |
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| 283 | else { |
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| 284 | coverageFileName = argv[i]; |
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| 285 | coverageFileName.replace( |
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| 286 | coverageFileName.length() - executableExtensionLength, |
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| 287 | executableExtensionLength, |
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| 288 | coverageFileExtension |
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| 289 | ); |
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| 290 | |
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| 291 | if (!FileIsReadable( coverageFileName.c_str() )) { |
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| 292 | fprintf( |
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| 293 | stderr, |
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| 294 | "WARNING: Unable to read coverage file %s\n", |
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| 295 | coverageFileName.c_str() |
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| 296 | ); |
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| 297 | } |
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| 298 | |
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| 299 | else { |
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| 300 | executableInfo = new Coverage::ExecutableInfo( argv[i] ); |
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| 301 | executablesToAnalyze.push_back( executableInfo ); |
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| 302 | coverageFileNames.push_back( coverageFileName ); |
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| 303 | } |
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| 304 | } |
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| 305 | } |
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| 306 | } |
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| 307 | |
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| 308 | // Ensure that there is at least one executable to process. |
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| 309 | if (executablesToAnalyze.empty()) { |
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| 310 | fprintf( |
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| 311 | stderr, "ERROR: No information to analyze\n" |
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| 312 | ); |
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| 313 | exit( -1 ); |
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| 314 | } |
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| 315 | |
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| 316 | if (Verbose) { |
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| 317 | if (singleExecutable) |
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| 318 | fprintf( |
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| 319 | stderr, |
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| 320 | "Processing a single executable and multiple coverage files\n" |
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| 321 | ); |
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| 322 | else |
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| 323 | fprintf( |
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| 324 | stderr, |
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| 325 | "Processing multiple executable/coverage file pairs\n" |
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| 326 | ); |
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| 327 | fprintf( stderr, "Coverage Format : %s\n", format ); |
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| 328 | fprintf( stderr, "Target : %s\n", PrintableString(target) ); |
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| 329 | fprintf( stderr, "\n" ); |
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| 330 | #if 1 |
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| 331 | // Process each executable/coverage file pair. |
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| 332 | eitr = executablesToAnalyze.begin(); |
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| 333 | for (citr = coverageFileNames.begin(); |
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| 334 | citr != coverageFileNames.end(); |
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| 335 | citr++) { |
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| 336 | |
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| 337 | fprintf( |
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| 338 | stderr, |
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| 339 | "Coverage file %s for executable %s\n", |
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| 340 | (*citr).c_str(), |
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| 341 | ((*eitr)->getFileName()).c_str() |
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| 342 | ); |
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| 343 | |
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| 344 | if (!singleExecutable) |
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| 345 | eitr++; |
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| 346 | } |
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| 347 | #endif |
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| 348 | } |
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| 349 | |
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| 350 | // |
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| 351 | // Create data to support analysis. |
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| 352 | // |
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| 353 | |
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| 354 | // Create data based on target. |
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| 355 | TargetInfo = Target::TargetFactory( target ); |
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| 356 | |
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| 357 | // Create the set of desired symbols. |
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| 358 | SymbolsToAnalyze = new Coverage::DesiredSymbols(); |
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| 359 | SymbolsToAnalyze->load( symbolsFile ); |
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| 360 | if (Verbose) |
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| 361 | fprintf( |
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| 362 | stderr, |
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| 363 | "Analyzing %u symbols\n", |
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| 364 | (unsigned int) SymbolsToAnalyze->set.size() |
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| 365 | ); |
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| 366 | |
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| 367 | // Create explanations. |
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| 368 | AllExplanations = new Coverage::Explanations(); |
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| 369 | if ( explanations ) |
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| 370 | AllExplanations->load( explanations ); |
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| 371 | |
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| 372 | // Create coverage map reader. |
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| 373 | coverageReader = Coverage::CreateCoverageReader(coverageFormat); |
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| 374 | if (!coverageReader) { |
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| 375 | fprintf( stderr, "ERROR: Unable to create coverage file reader\n" ); |
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| 376 | exit(-1); |
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| 377 | } |
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| 378 | |
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| 379 | // Create the objdump processor. |
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| 380 | objdumpProcessor = new Coverage::ObjdumpProcessor(); |
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| 381 | |
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| 382 | // Prepare each executable for analysis. |
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| 383 | for (eitr = executablesToAnalyze.begin(); |
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| 384 | eitr != executablesToAnalyze.end(); |
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| 385 | eitr++) { |
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| 386 | |
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| 387 | if (Verbose) |
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| 388 | fprintf( |
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| 389 | stderr, |
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| 390 | "Extracting information from %s\n", |
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| 391 | ((*eitr)->getFileName()).c_str() |
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| 392 | ); |
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| 393 | |
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| 394 | // If a dynamic library was specified, determine the load address. |
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| 395 | if (dynamicLibrary) |
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| 396 | (*eitr)->setLoadAddress( |
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| 397 | objdumpProcessor->determineLoadAddress( *eitr ) |
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| 398 | ); |
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| 399 | |
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| 400 | // Load the objdump for the symbols in this executable. |
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[6a4859e] | 401 | objdumpProcessor->load( *eitr, objdumpFile, err ); |
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[100f517] | 402 | } |
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| 403 | |
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| 404 | // |
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| 405 | // Analyze the coverage data. |
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| 406 | // |
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| 407 | |
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| 408 | // Process each executable/coverage file pair. |
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| 409 | eitr = executablesToAnalyze.begin(); |
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| 410 | for (citr = coverageFileNames.begin(); |
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| 411 | citr != coverageFileNames.end(); |
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| 412 | citr++) { |
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| 413 | |
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| 414 | if (Verbose) |
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| 415 | fprintf( |
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| 416 | stderr, |
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| 417 | "Processing coverage file %s for executable %s\n", |
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| 418 | (*citr).c_str(), |
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| 419 | ((*eitr)->getFileName()).c_str() |
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| 420 | ); |
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| 421 | |
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| 422 | // Process its coverage file. |
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| 423 | coverageReader->processFile( (*citr).c_str(), *eitr ); |
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| 424 | |
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| 425 | // Merge each symbols coverage map into a unified coverage map. |
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| 426 | (*eitr)->mergeCoverage(); |
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| 427 | |
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| 428 | // DEBUG Print ExecutableInfo content |
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| 429 | //(*eitr)->dumpExecutableInfo(); |
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| 430 | |
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| 431 | if (!singleExecutable) |
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| 432 | eitr++; |
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| 433 | } |
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| 434 | |
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| 435 | // Do necessary preprocessing of uncovered ranges and branches |
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| 436 | if (Verbose) |
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| 437 | fprintf( stderr, "Preprocess uncovered ranges and branches\n" ); |
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| 438 | SymbolsToAnalyze->preprocess(); |
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| 439 | |
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| 440 | // |
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| 441 | // Generate Gcov reports |
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| 442 | // |
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| 443 | if (Verbose) |
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| 444 | fprintf( stderr, "Generating Gcov reports...\n"); |
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[f381f26] | 445 | gcnosFile = fopen ( gcnosFileName , "r" ); |
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[100f517] | 446 | |
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| 447 | if ( !gcnosFile ) { |
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| 448 | fprintf( stderr, "Unable to open %s\n", gcnosFileName ); |
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| 449 | } |
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| 450 | else { |
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| 451 | while ( fscanf( gcnosFile, "%s", inputBuffer ) != EOF) { |
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| 452 | gcovFile = new Gcov::GcovData(); |
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| 453 | strcpy( gcnoFileName, inputBuffer ); |
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| 454 | |
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| 455 | if ( Verbose ) |
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| 456 | fprintf( stderr, "Processing file: %s\n", gcnoFileName ); |
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| 457 | |
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| 458 | if ( gcovFile->readGcnoFile( gcnoFileName ) ) { |
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| 459 | // Those need to be in this order |
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| 460 | gcovFile->processCounters(); |
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| 461 | gcovFile->writeReportFile(); |
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| 462 | gcovFile->writeGcdaFile(); |
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| 463 | gcovFile->writeGcovFile(); |
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| 464 | } |
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| 465 | |
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| 466 | delete gcovFile; |
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| 467 | } |
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| 468 | fclose( gcnosFile ); |
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| 469 | } |
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| 470 | |
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| 471 | // Determine the uncovered ranges and branches. |
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| 472 | if (Verbose) |
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| 473 | fprintf( stderr, "Computing uncovered ranges and branches\n" ); |
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| 474 | SymbolsToAnalyze->computeUncovered(); |
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| 475 | |
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| 476 | // Calculate remainder of statistics. |
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| 477 | if (Verbose) |
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| 478 | fprintf( stderr, "Calculate statistics\n" ); |
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| 479 | SymbolsToAnalyze->calculateStatistics(); |
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| 480 | |
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| 481 | // Look up the source lines for any uncovered ranges and branches. |
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| 482 | if (Verbose) |
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| 483 | fprintf( |
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| 484 | stderr, "Looking up source lines for uncovered ranges and branches\n" |
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| 485 | ); |
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| 486 | SymbolsToAnalyze->findSourceForUncovered(); |
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| 487 | |
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| 488 | // |
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| 489 | // Report the coverage data. |
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| 490 | // |
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| 491 | if (Verbose) |
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| 492 | fprintf( |
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| 493 | stderr, "Generate Reports\n" |
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| 494 | ); |
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| 495 | Coverage::GenerateReports(); |
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| 496 | |
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| 497 | // Write explanations that were not found. |
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| 498 | if ( explanations ) { |
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| 499 | std::string notFound; |
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| 500 | |
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| 501 | notFound = outputDirectory; |
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| 502 | notFound += "/"; |
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| 503 | notFound += "ExplanationsNotFound.txt"; |
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| 504 | |
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| 505 | if (Verbose) |
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| 506 | fprintf( stderr, "Writing Not Found Report (%s)\n", notFound.c_str() ); |
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| 507 | AllExplanations->writeNotFound( notFound.c_str() ); |
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| 508 | } |
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| 509 | |
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[6a4859e] | 510 | //Leave tempfiles around if debug flag (-d) is enabled. |
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| 511 | if ( debug ) { |
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| 512 | objdumpFile.override( "objdump_file" ); |
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| 513 | objdumpFile.keep(); |
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| 514 | err.override( "objdump_exec_log" ); |
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| 515 | err.keep(); |
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| 516 | } |
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[100f517] | 517 | return 0; |
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| 518 | } |
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