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File intermix.patch of Package gdb

Index: cli/cli-cmds.c
===================================================================
RCS file: /cvs/src/src/gdb/cli/cli-cmds.c,v
retrieving revision 1.73
diff -u -p -u -p -r1.73 cli-cmds.c
--- cli/cli-cmds.c	1 Jan 2008 22:53:14 -0000	1.73
+++ cli/cli-cmds.c	4 Apr 2008 00:33:42 -0000
@@ -892,10 +892,76 @@ list_command (char *arg, int from_tty)
 			0);
 }
 
+/* Subroutine of disassemble_command to simplify it.
+   Perform the disassembly.
+   NAME is the name of the function if known, or NULL.
+   [LOW,HIGH) are the range of addresses to disassemble.
+   MIXED is non-zero to print source with the assembler.  */
+
+static void
+print_disassembly (const char *name, CORE_ADDR low, CORE_ADDR high, int mixed)
+{
+#if defined(TUI)
+  if (!tui_is_window_visible (DISASSEM_WIN))
+#endif
+    {
+      printf_filtered ("Dump of assembler code ");
+      if (name != NULL)
+	{
+	  printf_filtered ("for function %s:\n", name);
+	}
+      else
+	{
+	  printf_filtered ("from ");
+	  deprecated_print_address_numeric (low, 1, gdb_stdout);
+	  printf_filtered (" to ");
+	  deprecated_print_address_numeric (high, 1, gdb_stdout);
+	  printf_filtered (":\n");
+	}
+
+      /* Dump the specified range.  */
+      gdb_disassembly (uiout, 0, 0, mixed, -1, low, high);
+
+      printf_filtered ("End of assembler dump.\n");
+      gdb_flush (gdb_stdout);
+    }
+#if defined(TUI)
+  else
+    {
+      tui_show_assembly (low);
+    }
+#endif
+}
+
+/* Subroutine of disassemble_command to simplify it.
+   Print a disassembly of the current function.
+   MIXED is non-zero to print source with the assembler.  */
+
+static void
+disassemble_current_function (int mixed)
+{
+  CORE_ADDR low, high, pc;
+  char *name;
+
+  pc = get_frame_pc (get_selected_frame (_("No frame selected.")));
+  if (find_pc_partial_function (pc, &name, &low, &high) == 0)
+    error (_("No function contains program counter for selected frame."));
+#if defined(TUI)
+  /* NOTE: cagney/2003-02-13 The `tui_active' was previously
+     `tui_version'.  */
+  if (tui_active)
+    /* FIXME: cagney/2004-02-07: This should be an observer.  */
+    low = tui_get_low_disassembly_address (low, pc);
+#endif
+  low += gdbarch_deprecated_function_start_offset (current_gdbarch);
+
+  print_disassembly (name, low, high, mixed);
+}
+
 /* Dump a specified section of assembly code.  With no command line
    arguments, this command will dump the assembly code for the
    function surrounding the pc value in the selected frame.  With one
-   argument, it will dump the assembly code surrounding that pc value.
+
    Two arguments are interpeted as bounds within which to dump
    assembly.  */
 
@@ -906,26 +972,44 @@ disassemble_command (char *arg, int from
   char *name;
   CORE_ADDR pc, pc_masked;
   char *space_index;
-#if 0
-  asection *section;
-#endif
+  int mixed_source_and_assembly;
 
   name = NULL;
-  if (!arg)
+  mixed_source_and_assembly = 0;
+
+  if (arg && *arg == '/')
     {
-      pc = get_frame_pc (get_selected_frame (_("No frame selected.")));
-      if (find_pc_partial_function (pc, &name, &low, &high) == 0)
-	error (_("No function contains program counter for selected frame."));
-#if defined(TUI)
-      /* NOTE: cagney/2003-02-13 The `tui_active' was previously
-	 `tui_version'.  */
-      if (tui_active)
-	/* FIXME: cagney/2004-02-07: This should be an observer.  */
-	low = tui_get_low_disassembly_address (low, pc);
-#endif
-      low += gdbarch_deprecated_function_start_offset (current_gdbarch);
+      ++arg;
+
+      if (*arg == '\0')
+	error (_("Missing modifier."));
+
+      while (*arg && ! isspace (*arg))
+	{
+	  switch (*arg++)
+	    {
+	    case 's':
+	      mixed_source_and_assembly = 1;
+	      break;
+	    default:
+	      error (_("Invalid disassembly modifier."));
+	    }
+	}
+
+      while (isspace (*arg))
+	++arg;
+    }
+
+  if (! arg || ! *arg)
+    {
+      disassemble_current_function (mixed_source_and_assembly);
+      return;
     }
-  else if (!(space_index = (char *) strchr (arg, ' ')))
+
+  /* FIXME: 'twould be nice to allow spaces in the expression for the first
+     arg.  Allow comma separater too?  */
+
+  if (!(space_index = (char *) strchr (arg, ' ')))
     {
       /* One argument.  */
       pc = parse_and_eval_address (arg);
@@ -948,36 +1032,7 @@ disassemble_command (char *arg, int from
       high = parse_and_eval_address (space_index + 1);
     }
 
-#if defined(TUI)
-  if (!tui_is_window_visible (DISASSEM_WIN))
-#endif
-    {
-      printf_filtered ("Dump of assembler code ");
-      if (name != NULL)
-	{
-	  printf_filtered ("for function %s:\n", name);
-	}
-      else
-	{
-	  printf_filtered ("from ");
-	  deprecated_print_address_numeric (low, 1, gdb_stdout);
-	  printf_filtered (" to ");
-	  deprecated_print_address_numeric (high, 1, gdb_stdout);
-	  printf_filtered (":\n");
-	}
-
-      /* Dump the specified range.  */
-      gdb_disassembly (uiout, 0, 0, 0, -1, low, high);
-
-      printf_filtered ("End of assembler dump.\n");
-      gdb_flush (gdb_stdout);
-    }
-#if defined(TUI)
-  else
-    {
-      tui_show_assembly (low);
-    }
-#endif
+  print_disassembly (name, low, high, mixed_source_and_assembly);
 }
 
 static void
@@ -1383,6 +1438,7 @@ With two args if one is empty it stands 
   c = add_com ("disassemble", class_vars, disassemble_command, _("\
 Disassemble a specified section of memory.\n\
 Default is the function surrounding the pc of the selected frame.\n\
+With a leading /s modifier source lines, if available, are included.\n\
 With a single argument, the function surrounding that address is dumped.\n\
 Two arguments are taken as a range of memory to dump."));
   set_cmd_completer (c, location_completer);
Index: doc/gdb.texinfo
===================================================================
RCS file: /cvs/src/src/gdb/doc/gdb.texinfo,v
retrieving revision 1.479
diff -u -p -u -p -r1.479 gdb.texinfo
--- doc/gdb.texinfo	3 Apr 2008 21:51:11 -0000	1.479
+++ doc/gdb.texinfo	4 Apr 2008 00:33:42 -0000
@@ -5419,7 +5419,9 @@ Variables}).
 @cindex listing machine instructions
 @item disassemble
 This specialized command dumps a range of memory as machine
-instructions.  The default memory range is the function surrounding the
+instructions.  It can also print mixed source+disassembly by specifying
+the @code{/s} modifier.
+The default memory range is the function surrounding the
 program counter of the selected frame.  A single argument to this
 command is a program counter value; @value{GDBN} dumps the function
 surrounding this value.  Two arguments specify a range of addresses

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