From: Tom Tromey <tom@tromey.com>
Date: Thu, 26 Mar 2020 15:28:08 +0000 (-0600)
Subject: Rewrite new die_info methods
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=eeb647814fbfd71dddea45f36cb4847341f5cde7;p=binutils-gdb.git

Rewrite new die_info methods

This rewrites the two new die_info methods to iterate over attributes
rather than to do two separate searches.

gdb/ChangeLog
2020-03-26  Tom Tromey  <tom@tromey.com>

	* dwarf2/die.h (struct die_info) <addr_base, ranges_base>:
	Rewrite.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b8190a1381e..670f7f6c25b 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2020-03-26  Tom Tromey  <tom@tromey.com>
+
+	* dwarf2/die.h (struct die_info) <addr_base, ranges_base>:
+	Rewrite.
+
 2020-03-26  Tom Tromey  <tom@tromey.com>
 
 	* dwarf2/die.h (struct die_info) <addr_base, ranges_base>: New
diff --git a/gdb/dwarf2/die.h b/gdb/dwarf2/die.h
index c3586645bd6..5522ebdf311 100644
--- a/gdb/dwarf2/die.h
+++ b/gdb/dwarf2/die.h
@@ -38,12 +38,14 @@ struct die_info
      DW_AT_addr_base.  */
   gdb::optional<ULONGEST> addr_base ()
   {
-    struct attribute *attr = this->attr (DW_AT_addr_base);
-    if (attr == nullptr)
-      attr = this->attr (DW_AT_GNU_addr_base);
-    if (attr == nullptr)
-      return gdb::optional<ULONGEST> ();
-    return DW_UNSND (attr);
+    for (unsigned i = 0; i < num_attrs; ++i)
+      if (attrs[i].name == DW_AT_addr_base
+	  || attrs[i].name == DW_AT_GNU_addr_base)
+	{
+	  /* If both exist, just use the first one.  */
+	  return DW_UNSND (&attrs[i]);
+	}
+    return gdb::optional<ULONGEST> ();
   }
 
   /* Return range lists base of the compile unit, which, if exists, is
@@ -51,12 +53,14 @@ struct die_info
      DW_AT_GNU_ranges_base.  */
   ULONGEST ranges_base ()
   {
-    struct attribute *attr = this->attr (DW_AT_rnglists_base);
-    if (attr == nullptr)
-      attr = this->attr (DW_AT_GNU_ranges_base);
-    if (attr == nullptr)
-      return 0;
-    return DW_UNSND (attr);
+    for (unsigned i = 0; i < num_attrs; ++i)
+      if (attrs[i].name == DW_AT_rnglists_base
+	  || attrs[i].name == DW_AT_GNU_ranges_base)
+	{
+	  /* If both exist, just use the first one.  */
+	  return DW_UNSND (&attrs[i]);
+	}
+    return 0;
   }