2005-09-14  Paul Gilliam  <pgilliam@us.ibm.com>

	* rs6000-tdep.c (_initialize_rs6000_tdep): Remember the cmd_list_element
	for the 'info powerpc altivec' command.
	(rs6000_info_powerpc_altivec_command): New. Replaces itself with 'info
	vector'.


Index: rs6000-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/rs6000-tdep.c,v
retrieving revision 1.242
diff -u -a -r1.242 rs6000-tdep.c
--- rs6000-tdep.c	1 Sep 2005 18:09:41 -0000	1.242
+++ rs6000-tdep.c	14 Sep 2005 21:29:04 -0000
@@ -59,6 +59,8 @@
 #include "frame-unwind.h"
 #include "frame-base.h"
 
+#include "cli/cli-decode.h"
+
 #include "reggroups.h"
 
 /* If the kernel has to deliver a signal, it pushes a sigcontext
@@ -3399,6 +3401,8 @@
 }
 
 static struct cmd_list_element *info_powerpc_cmdlist = NULL;
+static char inf_vec_name[] = "vector";
+static struct cmd_list_element *inf_ppc_altivec_cmd;
 
 static void
 rs6000_info_powerpc_command (char *args, int from_tty)
@@ -3406,6 +3410,32 @@
   help_list (info_powerpc_cmdlist, "info powerpc ", class_info, gdb_stdout);
 }
 
+static void
+rs6000_info_powerpc_altivec_command (char *args, int from_tty)
+{
+  char *copied_name;
+  struct cmd_list_element *inf_vec_cmd;
+  copied_name = (char *) alloca (strlen (inf_vec_name) + 1);
+  strcpy (copied_name, inf_vec_name);
+  inf_vec_cmd = lookup_cmd (&copied_name, infolist, "", 1, 1);
+
+  if (!inf_vec_cmd) {
+    help_list (info_powerpc_cmdlist, "info powerpc ", class_info, gdb_stdout);
+    return;
+  }
+
+  /* NOTE: Both FUNC and all the FUNCTIONs need to be copied.  */
+  inf_ppc_altivec_cmd->func = inf_vec_cmd->func;
+  inf_ppc_altivec_cmd->function = inf_vec_cmd->function;
+  inf_ppc_altivec_cmd->prefixlist = inf_vec_cmd->prefixlist;
+  inf_ppc_altivec_cmd->prefixname = inf_vec_cmd->prefixname;
+  inf_ppc_altivec_cmd->allow_unknown = inf_vec_cmd->allow_unknown;
+  inf_ppc_altivec_cmd->abbrev_flag = 0;
+  inf_ppc_altivec_cmd->cmd_pointer = inf_vec_cmd;
+
+  (*inf_vec_cmd->func)(inf_vec_cmd, args, from_tty);
+}
+
 /* Initialization code.  */
 
 extern initialize_file_ftype _initialize_rs6000_tdep; /* -Wmissing-prototypes */
@@ -3420,4 +3450,7 @@
   add_prefix_cmd ("powerpc", class_info, rs6000_info_powerpc_command,
 		  _("Various POWERPC info specific commands."),
 		  &info_powerpc_cmdlist, "info powerpc ", 0, &infolist);
+  inf_ppc_altivec_cmd = add_cmd ("altivec", class_info,
+                                 rs6000_info_powerpc_altivec_command,
+                                 _("See 'info vector'"), &info_powerpc_cmdlist);
 }