[PATCH 13/22] [GDBserver] Multi-process + multi-arch: GNU/Linux M32R

[Pedro Alves <palves@redhat.com>]

This adjusts the GNU/Linux M32R port to new interfaces.

Completely untested.

2013-05-30  Pedro Alves  <palves@redhat.com>

	* linux-m32r-low.c (tdesc_m32r): Declare.
	(m32r_arch_setup): New function.
	(m32r_usrregs_info, regs_info): New globals.
	(m32r_regs_info): Adjust.
	(initialize_low_arch): New function.
---
 gdb/gdbserver/linux-m32r-low.c |   37 +++++++++++++++++++++++++++++++++----
 1 file changed, 33 insertions(+), 4 deletions(-)

diff --git a/gdb/gdbserver/linux-m32r-low.c b/gdb/gdbserver/linux-m32r-low.c
index 58ee646..f8ddd3c 100644
--- a/gdb/gdbserver/linux-m32r-low.c
+++ b/gdb/gdbserver/linux-m32r-low.c
@@ -25,6 +25,7 @@
 
 /* Defined in auto-generated file reg-m32r.c.  */
 void init_registers_m32r (void);
+extern const struct target_desc *tdesc_m32r;
 
 #define m32r_num_regs 25
 
@@ -87,11 +88,33 @@ m32r_breakpoint_at (CORE_ADDR where)
   return 0;
 }
 
+static void
+m32r_arch_setup (void)
+{
+  current_process ()->tdesc = tdesc_m32r;
+}
+
+static struct usrregs_info m32r_usrregs_info =
+  {
+    m32r_num_regs,
+    m32r_regmap,
+  };
+
+static struct regs_info regs_info =
+  {
+    NULL, /* regset_bitmap */
+    &m32r_usrregs_info,
+  };
+
+static const struct regs_info *
+m32r_regs_info (void)
+{
+  return &regs_info;
+}
+
 struct linux_target_ops the_low_target = {
-  init_registers_m32r,
-  m32r_num_regs,
-  m32r_regmap,
-  NULL,
+  m32r_arch_setup,
+  m32r_regs_info,
   m32r_cannot_fetch_register,
   m32r_cannot_store_register,
   NULL, /* fetch_register */
@@ -103,3 +126,9 @@ struct linux_target_ops the_low_target = {
   0,
   m32r_breakpoint_at,
 };
+
+void
+initialize_low_arch (void)
+{
+  init_registers_m32r ();
+}