Implement NT_NETBSDCORE_LWPSTATUS (NetBSD-Core)

bfd/ChangeLog:

	* elf.c (elfcore_grok_netbsd_note): Add support for
	NT_NETBSDCORE_LWPSTATUS notes.

binutils/ChangeLog:

	* readelf.c (get_netbsd_elfcore_note_type): Add support for
	NT_NETBSDCORE_LWPSTATUS notes.

include/ChangeLog:

	* elf/common.h (NT_NETBSDCORE_LWPSTATUS): New define.

bfd/ChangeLog

@@ -1,3 +1,8 @@
+2020-03-13  Kamil Rytarowski  <n54@gmx.com>
+
+	* elf.c (elfcore_grok_netbsd_note): Add support for
+	NT_NETBSDCORE_LWPSTATUS notes.
+
 2020-03-13  Christophe Lyon  <christophe.lyon@linaro.org>
 
 	* bfd-in2.h: Regenerate.

bfd/elf.c

@@ -10749,12 +10749,18 @@ elfcore_grok_netbsd_note (bfd *abfd, Elf_Internal_Note *note)
     case NT_NETBSDCORE_AUXV:
       /* NetBSD-specific Elf Auxiliary Vector data. */
       return elfcore_make_auxv_note_section (abfd, note, 4);
+#endif
+#ifdef NT_NETBSDCORE_LWPSTATUS
+    case NT_NETBSDCORE_LWPSTATUS:
+      return elfcore_make_note_pseudosection (abfd,
+					      ".note.netbsdcore.lwpstatus",
+					      note);
 #endif
     default:
       break;
     }
 
-  /* As of March 2017 there are no other machine-independent notes
+  /* As of March 2020 there are no other machine-independent notes
      defined for NetBSD core files.  If the note type is less
      than the start of the machine-dependent note types, we don't
      understand it.  */

binutils/ChangeLog

@@ -1,3 +1,8 @@
+2020-03-13  Kamil Rytarowski  <n54@gmx.com>
+
+	* readelf.c (get_netbsd_elfcore_note_type): Add support for
+	NT_NETBSDCORE_LWPSTATUS notes.
+
 2020-03-13  Alan Modra  <amodra@gmail.com>
 
 	* elfcomm.c (get_archive_member_name): Always return malloc'd

binutils/readelf.c

@@ -18451,8 +18451,13 @@ get_netbsd_elfcore_note_type (Filedata * filedata, unsigned e_type)
       return _("NetBSD ELF auxiliary vector data");
 #endif
 
+#ifdef NT_NETBSDCORE_LWPSTATUS
+    case NT_NETBSDCORE_LWPSTATUS:
+      return _("PT_LWPSTATUS (ptrace_lwpstatus structure)");
+#endif
+
     default:
-      /* As of Jan 2002 there are no other machine-independent notes
+      /* As of Jan 2020 there are no other machine-independent notes
 	 defined for NetBSD core files.  If the note type is less
 	 than the start of the machine-dependent note types, we don't
 	 understand it.  */

include/ChangeLog

@@ -1,4 +1,8 @@
-2020-03-13  Kamil Rytarowski  <n54@gmx.de>
+2020-03-13  Kamil Rytarowski  <n54@gmx.com>
+
+	* elf/common.h (NT_NETBSDCORE_LWPSTATUS): New define.
+
+2020-03-13  Kamil Rytarowski  <n54@gmx.com>
 
 	* elf/common.h (NT_NETBSDCORE_AUXV): New define.
 

include/elf/common.h

@@ -687,6 +687,7 @@
 
 #define NT_NETBSDCORE_PROCINFO	1	/* Has a struct procinfo */
 #define NT_NETBSDCORE_AUXV	2	/* Has auxv data */
+#define NT_NETBSDCORE_LWPSTATUS	24	/* Has LWPSTATUS data */
 #define NT_NETBSDCORE_FIRSTMACH	32	/* start of machdep note types */