[Lldb-commits] [lldb] [lldb-dap] assembly breakpoints (PR #139969)

[Jonas Devlieghere via lldb-commits]

================
@@ -19,19 +18,50 @@ namespace lldb_dap {
 llvm::Expected<protocol::BreakpointLocationsResponseBody>
 BreakpointLocationsRequestHandler::Run(
     const protocol::BreakpointLocationsArguments &args) const {
-  std::string path = args.source.path.value_or("");
   uint32_t start_line = args.line;
   uint32_t start_column = args.column.value_or(LLDB_INVALID_COLUMN_NUMBER);
   uint32_t end_line = args.endLine.value_or(start_line);
   uint32_t end_column =
       args.endColumn.value_or(std::numeric_limits<uint32_t>::max());
 
+  // Find all relevant lines & columns
+  llvm::SmallVector<std::pair<uint32_t, uint32_t>, 8> locations;
+  if (args.source.sourceReference) {
+    AddAssemblyBreakpointLocations(locations, *args.source.sourceReference,
+                                   start_line, end_line);
+  } else {
+    std::string path = args.source.path.value_or("");
+    AddSourceBreakpointLocations(locations, std::move(path), start_line,
+                                 start_column, end_line, end_column);
+  }
+
+  // The line entries are sorted by addresses, but we must return the list
+  // ordered by line / column position.
+  std::sort(locations.begin(), locations.end());
+  locations.erase(llvm::unique(locations), locations.end());
+
+  std::vector<protocol::BreakpointLocation> breakpoint_locations;
+  for (auto &l : locations) {
+    protocol::BreakpointLocation lc;
+    lc.line = l.first;
+    lc.column = l.second;
+    breakpoint_locations.push_back(std::move(lc));
+  }
----------------
JDevlieghere wrote:

I think you should be able to create the locations in place like this:
```suggestion
  for (auto &l : locations) 
    breakpoint_locations.emplace_back({l.first, l.second});
 ```

https://github.com/llvm/llvm-project/pull/139969