Changeset f199d42 in rtems-tools

Timestamp:

05/18/22 08:13:30 (7 weeks ago)

Author:

Chris Johns <chrisj@…>

Branches:

master

Children:

43843b8

Parents:

ff68bcc

git-author:

Chris Johns <chrisj@…> (05/18/22 08:13:30)

git-committer:

Chris Johns <chrisj@…> (05/18/22 08:17:33)

Message:

linkers: Speed up reading large executables for all cases except inlining

• Only load the function DWARF data if checking inlines

Files:

• linkers/rtems-exeinfo.cpp (modified) (5 diffs)
• rtemstoolkit/rld-dwarf.cpp (modified) (1 diff)

linkers/rtems-exeinfo.cpp

@@ -145 +145 @@
        * Load the executable file.
        */
-      image (const std::string exe_name);
+      image (const std::string exe_name, bool load_functions);
 
       /**
@@ -284 +284 @@
     }
 
-    image::image (const std::string exe_name)
+    image::image (const std::string exe_name, bool load_functions)
       : exe (exe_name),
         init (0),
@@ -322 +322 @@
       debug.load_types ();
       debug.load_variables ();
-      debug.load_functions ();
+      if (load_functions)
+      {
+        std::cout << "May take a while ..." << std::endl;
+        debug.load_functions ();
+      }
       symbols.globals (addresses);
       symbols.weaks (addresses);
@@ -611 +615 @@
           symbols::symbol* sym;
           sec.data >> address;
-          sym = addresses[address];
-          std::cout << "  "
-                    << std::hex << std::setfill ('0')
-                    << "0x" << std::setw (8) << address
-                    << std::dec << std::setfill ('0');
-          if (sym)
+          if (address != 0)
           {
-            std::string label = sym->name ();
-            if (rld::symbols::is_cplusplus (label))
-              rld::symbols::demangle_name (label, label);
-            std::cout << " " << label;
+            sym = addresses[address];
+            std::cout << "  "
+                      << std::hex << std::setfill ('0')
+                      << "0x" << std::setw (8) << address
+                      << std::dec << std::setfill ('0');
+            if (sym)
+            {
+              std::string label = sym->name ();
+              if (rld::symbols::is_cplusplus (label))
+                rld::symbols::demangle_name (label, label);
+              std::cout << " " << label;
+            }
+            else
+            {
+              std::cout << " no symbol (maybe static to a module)";
+            }
+            std::cout << std::endl;
           }
-          else
-          {
-            std::cout << " no symbol";
-          }
-          std::cout << std::endl;
         }
       }
@@ -1115 +1122 @@
      * Open the executable and read the symbols.
      */
-    rld::exeinfo::image exe (exe_name);
+    rld::exeinfo::image exe (exe_name, inlined | dwarf_data);
 
     std::cout << "exe: " << exe.exe.name ().full () << std::endl

rtemstoolkit/rld-dwarf.cpp

@@ -1813 +1813 @@
 
         if (die.get_child (next))
-          load_functions (next);
+          load_variables (next);
 
         if (!die.get_sibling (next))