File gdb-archer-pie-addons-keep-disabled.patch of Package gdb

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File gdb-archer-pie-addons-keep-disabled.patch of Package gdb (Revision 0434195c4b87a4c4bdc77ee4f31be9c3)

Currently displaying revision 0434195c4b87a4c4bdc77ee4f31be9c3 , Show latest

--- ./gdb/breakpoint.c	2009-12-18 00:13:49.000000000 +0100
+++ ./gdb/breakpoint.c	2009-12-18 00:13:16.000000000 +0100
@@ -8563,6 +8563,49 @@ update_breakpoint_locations (struct brea
   update_global_location_list (1);
 }
 
+void
+breakpoints_relocate (struct objfile *objfile, struct section_offsets *delta)
+{
+  struct bp_location *bl, **blp_tmp;
+  int changed = 0;
+
+  gdb_assert (objfile->separate_debug_objfile_backlink == NULL);
+
+  ALL_BP_LOCATIONS (bl, blp_tmp)
+    {
+      struct obj_section *osect;
+
+      /* BL->SECTION can be correctly NULL for breakpoints with multiple
+         locations expanded through symtab.  */
+
+      ALL_OBJFILE_OSECTIONS (objfile, osect)
+	{
+	  CORE_ADDR relocated_address;
+	  CORE_ADDR delta_offset;
+
+	  delta_offset = ANOFFSET (delta, osect->the_bfd_section->index);
+	  if (delta_offset == 0)
+	    continue;
+	  relocated_address = bl->address + delta_offset;
+
+	  if (obj_section_addr (osect) <= relocated_address
+	      && relocated_address < obj_section_endaddr (osect))
+	    {
+	      if (bl->inserted)
+		remove_breakpoint (bl, mark_uninserted);
+
+	      bl->address += delta_offset;
+	      bl->requested_address += delta_offset;
+
+	      changed = 1;
+	    }
+	}
+    }
+
+  if (changed)
+    qsort (bp_location, bp_location_count, sizeof (*bp_location),
+	   bp_location_compare_for_qsort);
+}
 
 /* Reset a breakpoint given it's struct breakpoint * BINT.
    The value we return ends up being the return value from catch_errors.
--- ./gdb/breakpoint.h	2009-12-18 00:13:48.000000000 +0100
+++ ./gdb/breakpoint.h	2009-12-17 22:11:10.000000000 +0100
@@ -970,4 +970,7 @@ extern struct breakpoint *get_tracepoint
    is newly allocated; the caller should free when done with it.  */
 extern VEC(breakpoint_p) *all_tracepoints (void);
 
+extern void breakpoints_relocate (struct objfile *objfile,
+				  struct section_offsets *delta);
+
 #endif /* !defined (BREAKPOINT_H) */
--- ./gdb/objfiles.c	2009-12-18 00:13:48.000000000 +0100
+++ ./gdb/objfiles.c	2009-12-17 23:19:22.000000000 +0100
@@ -546,7 +546,7 @@ free_all_objfiles (void)
 /* Relocate OBJFILE to NEW_OFFSETS.  There should be OBJFILE->NUM_SECTIONS
    entries in new_offsets.  SEPARATE_DEBUG_OBJFILE is not touched here.  */
 
-static void
+static int
 objfile_relocate1 (struct objfile *objfile, struct section_offsets *new_offsets)
 {
   struct obj_section *s;
@@ -565,7 +565,7 @@ objfile_relocate1 (struct objfile *objfi
 	  something_changed = 1;
       }
     if (!something_changed)
-      return;
+      return 0;
   }
 
   /* OK, get all the symtabs.  */
@@ -706,6 +706,13 @@ objfile_relocate1 (struct objfile *objfi
       exec_set_section_address (bfd_get_filename (objfile->obfd), idx,
 				obj_section_addr (s));
     }
+
+  /* Final call of breakpoint_re_set can keep breakpoint locations disabled if
+     their addresses match.  */
+  if (objfile->separate_debug_objfile_backlink == NULL)
+    breakpoints_relocate (objfile, delta);
+
+  return 1;
 }
 
 /* Relocate OBJFILE to NEW_OFFSETS.  There should be OBJFILE->NUM_SECTIONS
@@ -720,7 +727,9 @@ objfile_relocate1 (struct objfile *objfi
 void
 objfile_relocate (struct objfile *objfile, struct section_offsets *new_offsets)
 {
-  objfile_relocate1 (objfile, new_offsets);
+  int changed = 0;
+
+  changed |= objfile_relocate1 (objfile, new_offsets);
 
   if (objfile->separate_debug_objfile != NULL)
     {
@@ -747,11 +756,12 @@ objfile_relocate (struct objfile *objfil
 					     objfile_addrs);
       do_cleanups (my_cleanups);
 
-      objfile_relocate1 (debug_objfile, new_debug_offsets);
+      changed |= objfile_relocate1 (debug_objfile, new_debug_offsets);
     }
 
   /* Relocate breakpoints as necessary, after things are relocated. */
-  breakpoint_re_set ();
+  if (changed)
+    breakpoint_re_set ();
 }
 
 /* Return non-zero if OBJFILE has partial symbols.  */

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File gdb-archer-pie-addons-keep-disabled.patch of Package gdb (Revision 0434195c4b87a4c4bdc77ee4f31be9c3)

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