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llvm-dwarfdump: Support for debug_line.dwo section for file names for type units under fission.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202091 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2014-02-24 23:58:54 +00:00
parent ec89b9fb9e
commit 2a213a4532
9 changed files with 53 additions and 15 deletions
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28
lib/DebugInfo/DWARFDebugLine.cpp
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@@ -18,14 +18,15 @@ using namespace dwarf;
void DWARFDebugLine::Prologue::dump(raw_ostream &OS) const {
OS << "Line table prologue:\n"
<< format(" total_length: 0x%8.8x\n", TotalLength)
<< format(" version: %u\n", Version)
<< format("prologue_length: 0x%8.8x\n", PrologueLength)
<< format("min_inst_length: %u\n", MinInstLength)
<< format("default_is_stmt: %u\n", DefaultIsStmt)
<< format(" line_base: %i\n", LineBase)
<< format(" line_range: %u\n", LineRange)
<< format(" opcode_base: %u\n", OpcodeBase);
<< format(" total_length: 0x%8.8x\n", TotalLength)
<< format(" version: %u\n", Version)
<< format(" prologue_length: 0x%8.8x\n", PrologueLength)
<< format(" min_inst_length: %u\n", MinInstLength)
<< format(Version >= 4 ? "max_ops_per_inst: %u\n" : "", MaxOpsPerInst)
<< format(" default_is_stmt: %u\n", DefaultIsStmt)
<< format(" line_base: %i\n", LineBase)
<< format(" line_range: %u\n", LineRange)
<< format(" opcode_base: %u\n", OpcodeBase);
for (uint32_t i = 0; i < StandardOpcodeLengths.size(); ++i)
OS << format("standard_opcode_lengths[%s] = %u\n", LNStandardString(i+1),
@@ -172,12 +173,14 @@ DWARFDebugLine::parsePrologue(DataExtractor debug_line_data,
prologue->clear();
prologue->TotalLength = debug_line_data.getU32(offset_ptr);
prologue->Version = debug_line_data.getU16(offset_ptr);
if (prologue->Version != 2)
if (prologue->Version < 2)
return false;
prologue->PrologueLength = debug_line_data.getU32(offset_ptr);
const uint32_t end_prologue_offset = prologue->PrologueLength + *offset_ptr;
prologue->MinInstLength = debug_line_data.getU8(offset_ptr);
if (prologue->Version >= 4)
prologue->MaxOpsPerInst = debug_line_data.getU8(offset_ptr);
prologue->DefaultIsStmt = debug_line_data.getU8(offset_ptr);
prologue->LineBase = debug_line_data.getU8(offset_ptr);
prologue->LineRange = debug_line_data.getU8(offset_ptr);
@@ -220,10 +223,9 @@ DWARFDebugLine::parsePrologue(DataExtractor debug_line_data,
return true;
}
bool
DWARFDebugLine::parseStatementTable(DataExtractor debug_line_data,
const RelocAddrMap *RMap,
uint32_t *offset_ptr, State &state) {
bool DWARFDebugLine::parseStatementTable(DataExtractor debug_line_data,
const RelocAddrMap *RMap,
uint32_t *offset_ptr, State &state) {
const uint32_t debug_line_offset = *offset_ptr;
Prologue *prologue = &state.Prologue;