+2007-02-22 Ian Lance Taylor <iant@google.com>
+
+ PR debug/30898
+ * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
+ (mem_loc_descriptor): Call it.
+
2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
Ira Rosen <irar@il.ibm.com>
&& GET_CODE (XEXP (rtl, 1)) == CONST_INT)));
}
+/* Return a descriptor that describes the concatenation of N locations
+ used to form the address of a memory location. */
+
+static dw_loc_descr_ref
+concatn_mem_loc_descriptor (rtx concatn, enum machine_mode mode)
+{
+ unsigned int i;
+ dw_loc_descr_ref cc_loc_result = NULL;
+ unsigned int n = XVECLEN (concatn, 0);
+
+ for (i = 0; i < n; ++i)
+ {
+ dw_loc_descr_ref ref;
+ rtx x = XVECEXP (concatn, 0, i);
+
+ ref = mem_loc_descriptor (x, mode);
+ if (ref == NULL)
+ return NULL;
+
+ add_loc_descr (&cc_loc_result, ref);
+ add_loc_descr_op_piece (&cc_loc_result, GET_MODE_SIZE (GET_MODE (x)));
+ }
+
+ return cc_loc_result;
+}
+
/* The following routine converts the RTL for a variable or parameter
(resident in memory) into an equivalent Dwarf representation of a
mechanism for getting the address of that same variable onto the top of a
mem_loc_result = int_loc_descriptor (INTVAL (rtl));
break;
+ case CONCATN:
+ mem_loc_result = concatn_mem_loc_descriptor (rtl, mode);
+ break;
+
default:
gcc_unreachable ();
}
+2007-02-22 Ian Lance Taylor <iant@google.com>
+
+ PR debug/30898
+ * g++.dg/debug/pr30898.C: New test.
+
2007-02-22 Ira Rosen <irar@il.ibm.com>
* gcc.dg/vect/vect-106.c: New test.