Add a TRY_CATCH to get_prev_frame_always to better manage errors during unwind.

[deliverable/binutils-gdb.git] / gdb / dwarf2-frame.c

diff --git a/gdb/dwarf2-frame.c b/gdb/dwarf2-frame.c
index ce21112ba7620ee6a025d00b1dad7cadc0856a05..3e3ba23d262e4b76cb21cd5525eaef531c5dddc0 100644 (file)
--- a/gdb/dwarf2-frame.c
+++ b/gdb/dwarf2-frame.c
@@ -291,15 +291,9 @@ read_addr_from_reg (void *baton, int reg)
 {
   struct frame_info *this_frame = (struct frame_info *) baton;
   struct gdbarch *gdbarch = get_frame_arch (this_frame);
-  int regnum;
-  gdb_byte *buf;
-
-  regnum = gdbarch_dwarf2_reg_to_regnum (gdbarch, reg);
-
-  buf = alloca (register_size (gdbarch, regnum));
-  get_frame_register (this_frame, regnum, buf);
+  int regnum = gdbarch_dwarf2_reg_to_regnum (gdbarch, reg);
 
-  return unpack_pointer (register_type (gdbarch, regnum), buf);
+  return address_from_register (regnum, this_frame);
 }
 
 /* Implement struct dwarf_expr_context_funcs' "get_reg_value" callback.  */