Don't print symbol on address 0x0

[deliverable/binutils-gdb.git] / gdb / disasm.c

diff --git a/gdb/disasm.c b/gdb/disasm.c
index e3d3349200e64455ceed3aeac44b696ce201f417..d94225b31192491a4bb906ab98358775e94b647c 100644 (file)
--- a/gdb/disasm.c
+++ b/gdb/disasm.c
@@ -1,6 +1,6 @@
 /* Disassemble support for GDB.
 
-   Copyright (C) 2000-2005, 2007-2012 Free Software Foundation, Inc.
+   Copyright (C) 2000-2014 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -21,7 +21,7 @@
 #include "target.h"
 #include "value.h"
 #include "ui-out.h"
-#include "gdb_string.h"
+#include <string.h>
 #include "disasm.h"
 #include "gdbcore.h"
 #include "dis-asm.h"
@@ -47,7 +47,7 @@ static int
 dis_asm_read_memory (bfd_vma memaddr, gdb_byte *myaddr, unsigned int len,
                     struct disassemble_info *info)
 {
-  return target_read_memory (memaddr, myaddr, len);
+  return target_read_code (memaddr, myaddr, len);
 }
 
 /* Like memory_error with slightly different parameters.  */
@@ -122,7 +122,9 @@ dump_insns (struct gdbarch *gdbarch, struct ui_out *uiout,
            num_displayed++;
        }
       ui_out_chain = make_cleanup_ui_out_tuple_begin_end (uiout, NULL);
-      ui_out_text (uiout, pc_prefix (pc));
+
+      if ((flags & DISASSEMBLY_OMIT_PC) == 0)
+       ui_out_text (uiout, pc_prefix (pc));
       ui_out_field_core_addr (uiout, "address", gdbarch, pc);
 
       if (!build_address_symbolic (gdbarch, pc, 0, &name, &offset, &filename,
@@ -204,10 +206,14 @@ do_mixed_source_and_assembly (struct gdbarch *gdbarch, struct ui_out *uiout,
   int out_of_order = 0;
   int next_line = 0;
   int num_displayed = 0;
+  enum print_source_lines_flags psl_flags = 0;
   struct cleanup *ui_out_chain;
   struct cleanup *ui_out_tuple_chain = make_cleanup (null_cleanup, 0);
   struct cleanup *ui_out_list_chain = make_cleanup (null_cleanup, 0);
 
+  if (flags & DISASSEMBLY_FILENAME)
+    psl_flags |= PRINT_SOURCE_LINES_FILENAME;
+
   mle = (struct dis_line_entry *) alloca (nlines
                                          * sizeof (struct dis_line_entry));
 
@@ -275,7 +281,7 @@ do_mixed_source_and_assembly (struct gdbarch *gdbarch, struct ui_out *uiout,
                  ui_out_tuple_chain
                    = make_cleanup_ui_out_tuple_begin_end (uiout,
                                                           "src_and_asm_line");
-                 print_source_lines (symtab, next_line, mle[i].line + 1, 0);
+                 print_source_lines (symtab, next_line, mle[i].line + 1, psl_flags);
                }
              else
                {
@@ -289,7 +295,7 @@ do_mixed_source_and_assembly (struct gdbarch *gdbarch, struct ui_out *uiout,
                        = make_cleanup_ui_out_tuple_begin_end (uiout,
                                                               "src_and_asm_line");
                      print_source_lines (symtab, next_line, next_line + 1,
-                                         0);
+                                         psl_flags);
                      ui_out_list_chain_line
                        = make_cleanup_ui_out_list_begin_end (uiout,
                                                              "line_asm_insn");
@@ -301,7 +307,7 @@ do_mixed_source_and_assembly (struct gdbarch *gdbarch, struct ui_out *uiout,
                  ui_out_tuple_chain
                    = make_cleanup_ui_out_tuple_begin_end (uiout,
                                                           "src_and_asm_line");
-                 print_source_lines (symtab, next_line, mle[i].line + 1, 0);
+                 print_source_lines (symtab, next_line, mle[i].line + 1, psl_flags);
                }
            }
          else
@@ -309,7 +315,7 @@ do_mixed_source_and_assembly (struct gdbarch *gdbarch, struct ui_out *uiout,
              ui_out_tuple_chain
                = make_cleanup_ui_out_tuple_begin_end (uiout,
                                                       "src_and_asm_line");
-             print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0);
+             print_source_lines (symtab, mle[i].line, mle[i].line + 1, psl_flags);
            }
 
          next_line = mle[i].line + 1;
@@ -370,7 +376,7 @@ fprintf_disasm (void *stream, const char *format, ...)
   return 0;
 }
 
-static struct disassemble_info
+struct disassemble_info
 gdb_disassemble_info (struct gdbarch *gdbarch, struct ui_file *file)
 {
   struct disassemble_info di;