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authorBenjamin Kramer <benny.kra@googlemail.com>2011-09-14 20:52:27 +0000
committerBenjamin Kramer <benny.kra@googlemail.com>2011-09-14 20:52:27 +0000
commit10df80692cc1594fb06fc02cae6eba177123cfd9 (patch)
tree52bf8e0b53fb79a6dd33acaea72b23acc6908414 /lib/DebugInfo/DWARFDebugAranges.cpp
parent55cf815e19691d8a1cda40a331943ebfee9d7255 (diff)
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DWARF: Generate the address lookup table from the DIE tree if .debug_aranges is not available.
Ported from LLDB. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139732 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/DebugInfo/DWARFDebugAranges.cpp')
-rw-r--r--lib/DebugInfo/DWARFDebugAranges.cpp13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/DebugInfo/DWARFDebugAranges.cpp b/lib/DebugInfo/DWARFDebugAranges.cpp
index b116f8f7d8..5053e19b71 100644
--- a/lib/DebugInfo/DWARFDebugAranges.cpp
+++ b/lib/DebugInfo/DWARFDebugAranges.cpp
@@ -83,6 +83,19 @@ bool DWARFDebugAranges::extract(DataExtractor debug_aranges_data) {
return false;
}
+bool DWARFDebugAranges::generate(DWARFContext *ctx) {
+ clear();
+ if (ctx) {
+ const uint32_t num_compile_units = ctx->getNumCompileUnits();
+ for (uint32_t cu_idx = 0; cu_idx < num_compile_units; ++cu_idx) {
+ DWARFCompileUnit *cu = ctx->getCompileUnitAtIndex(cu_idx);
+ if (cu)
+ cu->buildAddressRangeTable(this, true);
+ }
+ }
+ return !isEmpty();
+}
+
void DWARFDebugAranges::dump(raw_ostream &OS) const {
const uint32_t num_ranges = getNumRanges();
for (uint32_t i = 0; i < num_ranges; ++i) {