dwarf2.h (DW_OP_GNU_encoded_addr): New.

        * dwarf2.h (DW_OP_GNU_encoded_addr): New.
        * unwind-dw2.c (execute_stack_op): Handle it.

From-SVN: r140648

gcc/ChangeLog

+2008-09-24  Richard Henderson  <rth@redhat.com>
+
+	* dwarf2.h (DW_OP_GNU_encoded_addr): New.
+	* unwind-dw2.c (execute_stack_op): Handle it.
+
 2008-09-24  David Edelsohn  <edelsohn@gnu.org>
 
 	Revert:

gcc/dwarf2.h

@@ -543,6 +543,7 @@ enum dwarf_location_atom
     DW_OP_GNU_push_tls_address = 0xe0,
     /* The following is for marking variables that are uninitialized.  */
     DW_OP_GNU_uninit     = 0xf0,
+    DW_OP_GNU_encoded_addr = 0xf1,
     /* HP extensions.  */
     DW_OP_HP_unknown     = 0xe0, /* Ouch, the same as GNU_push_tls_address.  */
     DW_OP_HP_is_value    = 0xe1,

gcc/unwind-dw2.c

@@ -494,6 +494,14 @@ execute_stack_op (const unsigned char *op_ptr, const unsigned char *op_end,
 	  op_ptr += sizeof (void *);
 	  break;
 
+	case DW_OP_GNU_encoded_addr:
+	  {
+	    _Unwind_Ptr presult;
+	    op_ptr = read_encoded_value (context, *op_ptr, op_ptr+1, &presult);
+	    result = presult;
+	  }
+	  break;
+
 	case DW_OP_const1u:
 	  result = read_1u (op_ptr);
 	  op_ptr += 1;