From: Roland McGrath <roland@redhat.com>
Date: Thu, 15 Oct 2009 19:26:49 +0000 (-0700)
Subject: More grokage of DWARF4 forms.
X-Git-Tag: elfutils-0.144~31
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ca7bc4cb83845372375398006ec04e3f7df1235;p=thirdparty%2Felfutils.git

More grokage of DWARF4 forms.
---

diff --git a/libdw/ChangeLog b/libdw/ChangeLog
index 2208f772d..33a18baf5 100644
--- a/libdw/ChangeLog
+++ b/libdw/ChangeLog
@@ -1,3 +1,8 @@
+2009-10-15  Roland McGrath  <roland@redhat.com>
+
+	* libdw_form.c (__libdw_form_val_len): Grok DW_FORM_sec_offset,
+	DW_FORM_exprloc, DW_FORM_flag_present, and DW_FORM_ref_sig8.
+
 2009-09-17  Roland McGrath  <roland@redhat.com>
 
 	* dwarf_getlocation.c (dwarf_getlocation_implicit_value): Make OP
diff --git a/libdw/libdw_form.c b/libdw/libdw_form.c
index ad78f4b4f..219dd7931 100644
--- a/libdw/libdw_form.c
+++ b/libdw/libdw_form.c
@@ -1,5 +1,5 @@
 /* Helper functions for form handling.
-   Copyright (C) 2003, 2004, 2006, 2007 Red Hat, Inc.
+   Copyright (C) 2003-2009 Red Hat, Inc.
    This file is part of Red Hat elfutils.
    Written by Ulrich Drepper <drepper@redhat.com>, 2003.
 
@@ -78,6 +78,7 @@ __libdw_form_val_len (Dwarf *dbg, struct Dwarf_CU *cu, unsigned int form,
       break;
 
     case DW_FORM_strp:
+    case DW_FORM_sec_offset:
       result = cu->offset_size;
       break;
 
@@ -94,11 +95,16 @@ __libdw_form_val_len (Dwarf *dbg, struct Dwarf_CU *cu, unsigned int form,
       break;
 
     case DW_FORM_block:
+    case DW_FORM_exprloc:
       saved = valp;
       get_uleb128 (u128, valp);
       result = u128 + (valp - saved);
       break;
 
+    case DW_FORM_flag_present:
+      result = 0;
+      break;
+
     case DW_FORM_ref1:
     case DW_FORM_data1:
     case DW_FORM_flag:
@@ -117,6 +123,7 @@ __libdw_form_val_len (Dwarf *dbg, struct Dwarf_CU *cu, unsigned int form,
 
     case DW_FORM_data8:
     case DW_FORM_ref8:
+    case DW_FORM_ref_sig8:
       result = 8;
       break;