import gdb-1999-09-21

[thirdparty/binutils-gdb.git] / gdb / dwarf2read.c

diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 9db63c2271439affd38f2abb205a4c0601984a0a..85dd111207b7021e3a46877fd4fd79e8d5939347 100644 (file)
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -4016,8 +4016,14 @@ dwarf_decode_lines (offset, comp_dir, abfd)
            case DW_LNS_set_basic_block:
              basic_block = 1;
              break;
+           /* Add to the address register of the state machine the
+              address increment value corresponding to special opcode
+              255.  Ie, this value is scaled by the minimum instruction
+              length since special opcode 255 would have scaled the
+              the increment.  */
            case DW_LNS_const_add_pc:
-             address += (255 - lh.opcode_base) / lh.line_range;
+             address += (lh.minimum_instruction_length
+                         * ((255 - lh.opcode_base) / lh.line_range));
              break;
            case DW_LNS_fixed_advance_pc:
              address += read_2_bytes (abfd, line_ptr);