proc-events.c: fix compilation on Solaris

[deliverable/binutils-gdb.git] / gdb / target-descriptions.c

diff --git a/gdb/target-descriptions.c b/gdb/target-descriptions.c
index 2782ffaab9355e5a74da45e326ad468ff6bed796..36ea4b12f5f1ba415ad0bb04151e890f22ae0ab7 100644 (file)
--- a/gdb/target-descriptions.c
+++ b/gdb/target-descriptions.c
@@ -333,6 +333,9 @@ struct target_desc : tdesc_element
   /* The features associated with this target.  */
   std::vector<tdesc_feature_up> features;
 
+  /* Used to cache the generated xml version of the target description.  */
+  mutable char *xmltarget = nullptr;
+
   void accept (tdesc_element_visitor &v) const override
   {
     v.visit_pre (this);
@@ -628,6 +631,14 @@ tdesc_architecture (const struct target_desc *target_desc)
   return target_desc->arch;
 }
 
+/* See common/tdesc.h.  */
+
+const char *
+tdesc_architecture_name (const struct target_desc *target_desc)
+{
+  return target_desc->arch->printable_name;
+}
+
 /* Return the OSABI associated with this target description, or
    GDB_OSABI_UNKNOWN if no osabi was specified.  */
 
@@ -637,7 +648,16 @@ tdesc_osabi (const struct target_desc *target_desc)
   return target_desc->osabi;
 }
 
-\f
+/* See common/tdesc.h.  */
+
+const char *
+tdesc_osabi_name (const struct target_desc *target_desc)
+{
+  enum gdb_osabi osabi = tdesc_osabi (target_desc);
+  if (osabi > GDB_OSABI_UNKNOWN && osabi < GDB_OSABI_INVALID)
+    return gdbarch_osabi_name (osabi);
+  return nullptr;
+}
 
 /* Return 1 if this target description includes any registers.  */
 
@@ -1111,8 +1131,7 @@ tdesc_use_registers (struct gdbarch *gdbarch,
 /* See common/tdesc.h.  */
 
 struct tdesc_feature *
-tdesc_create_feature (struct target_desc *tdesc, const char *name,
-                     const char *xml)
+tdesc_create_feature (struct target_desc *tdesc, const char *name)
 {
   struct tdesc_feature *new_feature = new tdesc_feature (name);
 
@@ -1580,8 +1599,8 @@ public:
     printf_unfiltered ("  struct tdesc_feature *feature;\n");
 
     printf_unfiltered
-      ("\n  feature = tdesc_create_feature (result, \"%s\", \"%s\");\n",
-       e->name.c_str (), lbasename (m_filename_after_features.c_str ()));
+      ("\n  feature = tdesc_create_feature (result, \"%s\");\n",
+       e->name.c_str ());
   }
 
   void visit_post (const tdesc_feature *e) override
@@ -1650,6 +1669,21 @@ private:
   int m_next_regnum = 0;
 };
 
+/* See common/tdesc.h.  */
+
+const char *
+tdesc_get_features_xml (const target_desc *tdesc)
+{
+  if (tdesc->xmltarget == nullptr)
+    {
+      std::string buffer ("@");
+      print_xml_feature v (&buffer);
+      tdesc->accept (v);
+      tdesc->xmltarget = xstrdup (buffer.c_str ());
+    }
+  return tdesc->xmltarget;
+}
+
 static void
 maint_print_c_tdesc_cmd (const char *args, int from_tty)
 {
@@ -1722,6 +1756,39 @@ record_xml_tdesc (const char *xml_file, const struct target_desc *tdesc)
 
 }
 
+/* Test the convesion process of a target description to/from xml: Take a target
+   description TDESC, convert to xml, back to a description, and confirm the new
+   tdesc is identical to the original.  */
+static bool
+maintenance_check_tdesc_xml_convert (const target_desc *tdesc, const char *name)
+{
+  const char *xml = tdesc_get_features_xml (tdesc);
+
+  if (xml == nullptr || *xml != '@')
+    {
+      printf_filtered (_("Could not convert description for %s to xml.\n"),
+                      name);
+      return false;
+    }
+
+  const target_desc *tdesc_trans = string_read_description_xml (xml + 1);
+
+  if (tdesc_trans == nullptr)
+    {
+      printf_filtered (_("Could not convert description for %s from xml.\n"),
+                      name);
+      return false;
+    }
+  else if (*tdesc != *tdesc_trans)
+    {
+      printf_filtered (_("Converted description for %s does not match.\n"),
+                      name);
+      return false;
+    }
+  return true;
+}
+
+
 /* Check that the target descriptions created dynamically by
    architecture-specific code equal the descriptions created from XML files
    found in the specified directory DIR.  */
@@ -1743,6 +1810,12 @@ maintenance_check_xml_descriptions (const char *dir, int from_tty)
        = file_read_description_xml (tdesc_xml.data ());
 
       if (tdesc == NULL || *tdesc != *e.second)
+       {
+         printf_filtered ( _("Descriptions for %s do not match.\n"), e.first);
+         failed++;
+       }
+      else if (!maintenance_check_tdesc_xml_convert (tdesc, e.first)
+              || !maintenance_check_tdesc_xml_convert (e.second, e.first))
        failed++;
     }
   printf_filtered (_("Tested %lu XML files, %d failed\n"),