diagnostics: add dump methods to client_data_hooks and logical_location_manager

gcc/ChangeLog:
	* diagnostics/client-data-hooks.h (client_data_hooks::dump): New.
	* diagnostics/context.cc (context::dump): Dump
	m_client_data_hooks.
	(client_data_hooks::dump): New.
	* diagnostics/logical-locations.h
	(logical_locations::manager::dump): New.
	* diagnostics/selftest-logical-locations.cc: Include
	"diagnostics/dumping.h".
	(test_manager::dump): New.
	* diagnostics/selftest-logical-locations.h (test_manager::dump):
	New decl.
	* libgdiagnostics.cc: Include "diagnostics/dumping.h".
	(impl_logical_location_manager::dump): New.
	* tree-logical-location.cc: Include "diagnostics/dumping.h".
	(tree_logical_location_manager::dump): New.
	* tree-logical-location.h (tree_logical_location_manager::dump):
	New decl.

Signed-off-by: David Malcolm <dmalcolm@redhat.com>

gcc/diagnostics/client-data-hooks.h

@@ -36,6 +36,9 @@ class client_data_hooks
  public:
   virtual ~client_data_hooks () {}
 
+  void dump (FILE *out, int indent) const;
+  void DEBUG_FUNCTION dump () const { dump (stderr, 0); }
+
   /* Get version info for this client, or NULL.  */
   virtual const client_version_info *get_any_version_info () const = 0;
 

gcc/diagnostics/context.cc

@@ -455,6 +455,11 @@ context::dump (FILE *outfile, int indent) const
     m_file_cache->dump (outfile, indent + 4);
   else
     dumping::emit_none (outfile, indent + 4);
+  dumping::emit_heading (outfile, indent + 2, "client data hooks");
+  if (m_client_data_hooks)
+    m_client_data_hooks->dump (outfile, indent + 4);
+  else
+    dumping::emit_none (outfile, indent + 4);
 }
 
 /* Return true if sufficiently severe diagnostics have been seen that
@@ -654,6 +659,18 @@ context::initialize_fixits_change_set ()
   m_fixits_change_set = new changes::change_set (*m_file_cache);
 }
 
+// class client_data_hooks
+
+void
+client_data_hooks::dump (FILE *outfile, int indent) const
+{
+  dumping::emit_heading (outfile, indent, "logical location manager");
+  if (auto mgr = get_logical_location_manager ())
+    mgr->dump (outfile, indent + 2);
+  else
+    dumping::emit_none (outfile, indent + 2);
+}
+
 } // namespace diagnostics
 
 /* Initialize DIAGNOSTIC, where the message MSG has already been

gcc/diagnostics/logical-locations.h

@@ -148,6 +148,9 @@ class manager
 public:
   virtual ~manager () {}
 
+  virtual void dump (FILE *out, int indent) const = 0;
+  void DEBUG_FUNCTION dump () const { dump (stderr, 0); }
+
   /* vfuncs for interpreting keys.  */
 
   /* Get a string (or NULL) for K suitable for use by the SARIF logicalLocation

gcc/diagnostics/selftest-logical-locations.cc

@@ -23,6 +23,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "selftest.h"
 #include "diagnostics/selftest-logical-locations.h"
+#include "diagnostics/dumping.h"
 
 #if CHECKING_P
 
@@ -38,6 +39,12 @@ test_manager::~test_manager ()
     delete iter.second;
 }
 
+void
+test_manager::dump (FILE *outfile, int indent) const
+{
+  dumping::emit_heading (outfile, indent, "test_manager");
+}
+
 const char *
 test_manager::get_short_name (key k) const
 {

gcc/diagnostics/selftest-logical-locations.h

@@ -39,6 +39,8 @@ class test_manager : public manager
 public:
   ~test_manager ();
 
+  void dump (FILE *out, int indent) const final override;
+
   const char *get_short_name (key) const final override;
   const char *get_name_with_scope (key) const final override;
   const char *get_internal_name (key) const final override;

gcc/libgdiagnostics.cc

@@ -37,6 +37,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "diagnostics/digraphs.h"
 #include "diagnostics/state-graphs.h"
 #include "diagnostics/logical-locations.h"
+#include "diagnostics/dumping.h"
 #include "diagnostics/changes.h"
 #include "libgdiagnostics.h"
 #include "libgdiagnostics-private.h"
@@ -478,6 +479,12 @@ public:
     return key::from_ptr (ptr);
   }
 
+  void dump (FILE *outfile, int indent) const final override
+  {
+    diagnostics::dumping::emit_heading
+      (outfile, indent, "impl_logical_location_manager");
+  }
+
   const char *get_short_name (key k) const final override
   {
     if (auto loc = ptr_from_key (k))

gcc/tree-logical-location.cc

@@ -26,6 +26,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "tree-logical-location.h"
 #include "langhooks.h"
 #include "intl.h"
+#include "diagnostics/dumping.h"
 
 using namespace diagnostics::logical_locations;
 
@@ -40,6 +41,13 @@ assert_valid_tree (const_tree node)
 /* class tree_logical_location_manager
    : public diagnostics::logical_locations::manager.  */
 
+void
+tree_logical_location_manager::dump (FILE *outfile, int indent) const
+{
+  diagnostics::dumping::emit_heading (outfile, indent,
+				      "tree_logical_location_manager");
+}
+
 const char *
 tree_logical_location_manager::get_short_name (key k) const
 {

gcc/tree-logical-location.h

@@ -34,6 +34,8 @@ public:
   using key = diagnostics::logical_locations::key;
   using kind = diagnostics::logical_locations::kind;
 
+  void dump (FILE *out, int indent) const final override;
+
   const char *get_short_name (key) const final override;
   const char *get_name_with_scope (key) const final override;
   const char *get_internal_name (key) const final override;