2005-10-20 Paul Brook <paul@codesourcery.com>

	* arm-tdep.c (arm_iwmmxt_type): New.
	(arm_build_iwmmxt_type): New function.
	(arm_register_type): Use it.

2 files changed, 43 insertions, 1 deletions

diff --git a/ChangeLog.csl b/ChangeLog.csl
index b38fb78b004..f2bfb1afe2b 100644
--- a/ChangeLog.csl
+++ b/ChangeLog.csl
@@ -1,3 +1,9 @@
+2005-10-20  Paul Brook  <paul@codesourcery.com>
+
+	* arm-tdep.c (arm_iwmmxt_type): New.
+	(arm_build_iwmmxt_type): New function.
+	(arm_register_type): Use it.
+
 2005-03-30  Daniel Jacobowitz  <dan@codesourcery.com>
 
 	* gdb/Makefile.in (arm-linux-nat.o): Update dependencies.
diff --git a/gdb/arm-tdep.c b/gdb/arm-tdep.c
index 90dbbae4746..c3fab35d00c 100644
--- a/gdb/arm-tdep.c
+++ b/gdb/arm-tdep.c
@@ -1458,6 +1458,42 @@ arm_print_float_info (struct gdbarch *gdbarch, struct ui_file *file,
   print_fpu_flags (status);
 }
 
+/* Type for iWMMXt registers.  */
+static struct type *arm_iwmmxt_type;
+
+/* Construct the type for iWMMXt registers.  */
+static struct type *
+arm_build_iwmmxt_type (void)
+{
+  /* The type we're building is this: */
+#if 0
+  union __gdb_builtin_type_vec64i 
+  {
+    int64_t uint64;
+    int32_t v2_int32[2];
+    int16_t v4_int16[4];
+    int8_t v8_int8[8];
+  };
+#endif
+
+  if (!arm_iwmmxt_type)
+    {
+      struct type *t;
+
+      t = init_composite_type ("__gdb_builtin_type_vec64i", TYPE_CODE_UNION);
+      append_composite_type_field (t, "uint64", builtin_type_int64);
+      append_composite_type_field (t, "v2_int32", builtin_type_v2_int32);
+      append_composite_type_field (t, "v4_int16", builtin_type_v4_int16);
+      append_composite_type_field (t, "v8_int8", builtin_type_v8_int8);
+
+      TYPE_FLAGS (t) |= TYPE_FLAG_VECTOR;
+      TYPE_NAME (t) = "builtin_type_vec64i";
+
+      arm_iwmmxt_type = t;
+    }
+
+  return arm_iwmmxt_type;
+}
 /* Return the GDB type object for the "standard" data type of data in
    register N.  */
 
@@ -1470,7 +1506,7 @@ arm_register_type (struct gdbarch *gdbarch, int regnum)
   if (first != -1)
     {
       if (regnum >= first && regnum < first + NUM_IWMMXT_COP0REGS)
-	return builtin_type_vec64i;
+	return arm_build_iwmmxt_type ();
 
       first += NUM_IWMMXT_COP0REGS;