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util/DwarfReader, ElfImporter: import address ranges

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This change implements the following:
-DwarfReader now exports the address range of linetable-entries instead of
	only the first address
-ElfImporter saves this range alongside the mapping

Change-Id: I7fe6361178f761a8f605a44bb0183c56a236cc95
This commit is contained in:
Michael Lenz
2014-10-15 17:41:08 +02:00
parent d94b005be2
commit 5378573b1d
3 changed files with 43 additions and 23 deletions
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15
tools/import-trace/ElfImporter.cc
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@ -78,6 +78,7 @@ bool ElfImporter::create_database()
create_statement << "CREATE TABLE IF NOT EXISTS dbg_mapping ("
" variant_id int(11) NOT NULL,"
" instr_absolute int(11) UNSIGNED NOT NULL,"
" line_range_size int(11) UNSIGNED NOT NULL,"
" linenumber int(11) UNSIGNED NOT NULL,"
" file_id int(11) NOT NULL,"
" PRIMARY KEY (variant_id, instr_absolute ,linenumber)"
@ -356,19 +357,18 @@ bool ElfImporter::import_source_files(const std::string& elf_filename, std::list
bool ElfImporter::import_mapping(std::string fileName)
{
std::list<addrToLine> mapping;
std::list<DwarfLineMapping> mapping;
if (!dwReader.read_mapping(fileName, mapping)) {
return false;
}
while (!mapping.empty()) {
struct addrToLine temp_addrToLine;
temp_addrToLine = mapping.front();
DwarfLineMapping tmp_mapping = mapping.front();
// FIXME reuse file_id from previous iteration if file name stays constant
std::stringstream ss;
ss << "SELECT file_id FROM dbg_filename "
<< "WHERE path = '" << temp_addrToLine.lineSource << "' "
<< "WHERE path = '" << tmp_mapping.line_source << "' "
<< "AND variant_id = " << m_variant_id;
MYSQL_RES *res = db->query(ss.str().c_str(), true);
@ -380,17 +380,18 @@ bool ElfImporter::import_mapping(std::string fileName)
// INSERT group entry
std::stringstream sql;
sql << "(" << m_variant_id << "," << temp_addrToLine.absoluteAddr << "," << temp_addrToLine.lineNumber << ",";
sql << "(" << m_variant_id << "," << tmp_mapping.absolute_addr << ","
<< tmp_mapping.line_range_size << "," << tmp_mapping.line_number << ",";
if (row != NULL) {
sql << row[0] << ")";
} else {
// this should not happen
LOG << "error: no entry for '" << temp_addrToLine.lineSource << "' in dbg_filename, aborting" << std::endl;
LOG << "error: no entry for '" << tmp_mapping.line_source << "' in dbg_filename, aborting" << std::endl;
return false;
}
// TODO: Skip duplicated entries with ON DUPLICATE KEY UPDATE (?)
if (!db->insert_multiple("INSERT IGNORE INTO dbg_mapping (variant_id, instr_absolute, linenumber, file_id) VALUES ",
if (!db->insert_multiple("INSERT IGNORE INTO dbg_mapping (variant_id, instr_absolute, line_range_size, linenumber, file_id) VALUES ",
sql.str().c_str())) {
return false;
}