DWARF-5: DW_FORM_data16

binutils/
2017-02-23  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwarf.c (read_and_display_attr_value): Support DW_FORM_data16.

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 24bf663..26aa81e 100644 (file)
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,5 +1,9 @@
 2017-02-23  Jan Kratochvil  <jan.kratochvil@redhat.com>
 
+       * dwarf.c (read_and_display_attr_value): Support DW_FORM_data16.
+
+2017-02-23  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
        * dwarf.c (display_debug_macro): Support DWARF-5.  Rename
        DW_MACRO_GNU_*.
 

diff --git a/binutils/dwarf.c b/binutils/dwarf.c
index 136e456..86a8385 100644 (file)
--- a/binutils/dwarf.c
+++ b/binutils/dwarf.c
@@ -1729,6 +1729,32 @@ read_and_display_attr_value (unsigned long attribute,
       data += 8;
       break;
 
+    case DW_FORM_data16:
+      if (!do_loc)
+       {
+         dwarf_vma left_high_bits, left_low_bits;
+         dwarf_vma right_high_bits, right_low_bits;
+
+         SAFE_BYTE_GET64 (data, &left_high_bits, &left_low_bits, end);
+         SAFE_BYTE_GET64 (data + 8, &right_high_bits, &right_low_bits, end);
+         if (byte_get == byte_get_little_endian)
+           {
+             /* Swap them.  */
+             left_high_bits ^= right_high_bits;
+             right_high_bits ^= left_high_bits;
+             left_high_bits ^= right_high_bits;
+             left_low_bits ^= right_low_bits;
+             right_low_bits ^= left_low_bits;
+             left_low_bits ^= right_low_bits;
+           }
+         printf (" 0x%08" DWARF_VMA_FMT "x%08" DWARF_VMA_FMT "x"
+                 "%08" DWARF_VMA_FMT "x%08" DWARF_VMA_FMT "x",
+                 left_high_bits, left_low_bits, right_high_bits,
+                 right_low_bits);
+       }
+      data += 16;
+      break;
+
     case DW_FORM_string:
       if (!do_loc)
        printf ("%c%.*s", delimiter, (int) (end - data), data);