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Add stack table and summary

This commit is contained in:
Patrick Lipka 2025-08-08 16:18:32 +02:00
parent ff290e1fad
commit dcee7c054f
1 changed files with 68 additions and 1 deletions
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69
src/rvprof_output.c
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@ -105,7 +105,74 @@ rvprof_error_t rvprof_output_generate_report(void){
fprintf(g_rvprof.output_file, "+-------+-----------+-----------+-----------+-----------+---------------+---------------+---------------------------------------------+---------------------------------------------+------+\n");
fprintf(g_rvprof.output_file, "\n");
// write global call stacks
fprintf(g_rvprof.output_file, "Global call stacks:\n");
fprintf(g_rvprof.output_file, "--------------------------------------------------------------------\n");
fprintf(g_rvprof.output_file, " STID Call stack \n");
fprintf(g_rvprof.output_file, "--------------------------------------------------------------------\n");
for (int i = 0; i < g_rvprof.stacks.size; i++) {
fprintf(g_rvprof.output_file, " STID%-3d %s\n",
g_rvprof.stacks.data[i].stid,
g_rvprof.stacks.data[i].stack_path);
}
fprintf(g_rvprof.output_file, "--------------------------------------------------------------------\n");
fprintf(g_rvprof.output_file, "\n");
// summary
double total_sec = rvprof_timing_to_seconds(total_time_report);
fprintf(g_rvprof.output_file, "Summary:\n");
fprintf(g_rvprof.output_file, " Total execution time: %.3f seconds\n", total_sec);
if (g_rvprof.cycles_avaiable && total_time_report > 0) {
fprintf(g_rvprof.output_file, " Total cycles: %llu cycles (informational)\n",
(unsigned long long)g_rvprof.total_program_cycles);
} else {
fprintf(g_rvprof.output_file, " Total cycles: N/A (cycle counter unavailable)\n");
}
fprintf(g_rvprof.output_file, " Timer resolution: nanosecond timer\n");
fprintf(g_rvprof.output_file, " Number of functions: %d\n", g_rvprof.functions.size);
fprintf(g_rvprof.output_file, " Number of stacks: %d\n", g_rvprof.stacks.size);
fprintf(g_rvprof.output_file, " Function hooks: %s\n",
g_rvprof.config.enable_hooks ? "enabled" : "disabled");
fprintf(g_rvprof.output_file, " Symbol table: %d symbols loaded (ELF parsing)\n",
g_rvprof.symbols.size);
fprintf(stderr, "RVProf: Report generation - symbols.size=%d, symbols_loaded=%d\n",
g_rvprof.symbols.size, g_rvprof.symbols_loaded);
fprintf(g_rvprof.output_file, " Region merging: %s\n",
g_rvprof.config.merge_regions ? "enabled" : "disabled");
fprintf(g_rvprof.output_file, " Memory footprint: %.1f KB\n",
(double)g_rvprof.total_memory_allocated / 1024.0);
// write 3nvironment variable info
fprintf(g_rvprof.output_file, "\nEnvironment Variables:\n");
char* disable_hooks = getenv("RVPROF_DISABLE_HOOKS");
char* disable_merge = getenv("RVPROF_DISABLE_MERGE");
char* env_output = getenv("RVPROF_OUTPUT");
fprintf(g_rvprof.output_file, " RVPROF_DISABLE_HOOKS: %s\n",
disable_hooks ? disable_hooks : "(unset)");
fprintf(g_rvprof.output_file, " RVPROF_DISABLE_MERGE: %s\n",
disable_merge ? disable_merge : "(unset)");
fprintf(g_rvprof.output_file, " RVPROF_OUTPUT: %s\n",
env_output ? env_output : "(unset)");
// print success message to stderr
const char* output_filename = "unknown";
if (g_rvprof.config.output_filename) {
output_filename = g_rvprof.config.output_filename;
} else {
output_filename = rvprof_utils_get_program_name();
if (output_filename) {
// generate the full filename like the utility function does
static char temp_filename[256];
snprintf(temp_filename, sizeof(temp_filename), "%s_rvprof.log", output_filename);
output_filename = temp_filename;
} else {
output_filename = "rvprof_output.log";
}
}
fprintf(stderr, "rvprof: Saved profiling information: %s\n", output_filename);
return RVPROF_SUCCESS;
}