Remove register_gdbarch_init

This removes the deprecated register_gdbarch_init in favor a default
argument to gdbarch_register.  Regression tested on x86-64 Fedora 34.

gdb/arch-utils.c

@@ -1277,7 +1277,7 @@ gdbarch_register (enum bfd_architecture bfd_architecture,
     }
   /* log it */
   if (gdbarch_debug)
-    gdb_printf (gdb_stdlog, "register_gdbarch_init (%s, %s)\n",
+    gdb_printf (gdb_stdlog, "gdbarch_register (%s, %s)\n",
 		bfd_arch_info->printable_name,
 		host_address_to_string (init));
   /* Append it */
@@ -1289,14 +1289,6 @@ gdbarch_register (enum bfd_architecture bfd_architecture,
   (*curr)->next = NULL;
 }
 
-void
-register_gdbarch_init (enum bfd_architecture bfd_architecture,
-		       gdbarch_init_ftype *init)
-{
-  gdbarch_register (bfd_architecture, init, NULL);
-}
-
-
 /* Look for an architecture using gdbarch_info.  */
 
 struct gdbarch_list *

gdb/avr-tdep.c

@@ -1633,7 +1633,7 @@ void _initialize_avr_tdep ();
 void
 _initialize_avr_tdep ()
 {
-  register_gdbarch_init (bfd_arch_avr, avr_gdbarch_init);
+  gdbarch_register (bfd_arch_avr, avr_gdbarch_init);
 
   /* Add a new command to allow the user to query the avr remote target for
      the values of the io space registers in a saner way than just using

gdb/bfin-tdep.c

@@ -842,5 +842,5 @@ void _initialize_bfin_tdep ();
 void
 _initialize_bfin_tdep ()
 {
-  register_gdbarch_init (bfd_arch_bfin, bfin_gdbarch_init);
+  gdbarch_register (bfd_arch_bfin, bfin_gdbarch_init);
 }

gdb/bpf-tdep.c

@@ -374,7 +374,7 @@ void _initialize_bpf_tdep ();
 void
 _initialize_bpf_tdep ()
 {
-  register_gdbarch_init (bfd_arch_bpf, bpf_gdbarch_init);
+  gdbarch_register (bfd_arch_bpf, bpf_gdbarch_init);
 
   /* Add commands 'set/show debug bpf'.  */
   add_setshow_zuinteger_cmd ("bpf", class_maintenance,

gdb/csky-tdep.c

@@ -3053,7 +3053,7 @@ void
 _initialize_csky_tdep ()
 {
 
-  register_gdbarch_init (bfd_arch_csky, csky_gdbarch_init);
+  gdbarch_register (bfd_arch_csky, csky_gdbarch_init);
 
   csky_init_reggroup ();
 

gdb/frv-tdep.c

@@ -1575,5 +1575,5 @@ void _initialize_frv_tdep ();
 void
 _initialize_frv_tdep ()
 {
-  register_gdbarch_init (bfd_arch_frv, frv_gdbarch_init);
+  gdbarch_register (bfd_arch_frv, frv_gdbarch_init);
 }

gdb/ft32-tdep.c

@@ -625,5 +625,5 @@ void _initialize_ft32_tdep ();
 void
 _initialize_ft32_tdep ()
 {
-  register_gdbarch_init (bfd_arch_ft32, ft32_gdbarch_init);
+  gdbarch_register (bfd_arch_ft32, ft32_gdbarch_init);
 }

gdb/gdbarch.h

@@ -271,12 +271,9 @@ struct gdbarch_info
 typedef struct gdbarch *(gdbarch_init_ftype) (struct gdbarch_info info, struct gdbarch_list *arches);
 typedef void (gdbarch_dump_tdep_ftype) (struct gdbarch *gdbarch, struct ui_file *file);
 
-/* DEPRECATED - use gdbarch_register() */
-extern void register_gdbarch_init (enum bfd_architecture architecture, gdbarch_init_ftype *);
-
 extern void gdbarch_register (enum bfd_architecture architecture,
-			      gdbarch_init_ftype *,
+			      gdbarch_init_ftype *init,
-			      gdbarch_dump_tdep_ftype *);
+			      gdbarch_dump_tdep_ftype *dump_tdep = nullptr);
 
 
 /* Return a vector of the valid architecture names.  Since architectures are

gdb/h8300-tdep.c

@@ -1383,7 +1383,7 @@ void _initialize_h8300_tdep ();
 void
 _initialize_h8300_tdep ()
 {
-  register_gdbarch_init (bfd_arch_h8300, h8300_gdbarch_init);
+  gdbarch_register (bfd_arch_h8300, h8300_gdbarch_init);
 }
 
 static int

gdb/i386-tdep.c

@@ -9071,7 +9071,7 @@ void _initialize_i386_tdep ();
 void
 _initialize_i386_tdep ()
 {
-  register_gdbarch_init (bfd_arch_i386, i386_gdbarch_init);
+  gdbarch_register (bfd_arch_i386, i386_gdbarch_init);
 
   /* Add the variable that controls the disassembly flavor.  */
   add_setshow_enum_cmd ("disassembly-flavor", no_class, valid_flavors,

gdb/iq2000-tdep.c

@@ -844,5 +844,5 @@ void _initialize_iq2000_tdep ();
 void
 _initialize_iq2000_tdep ()
 {
-  register_gdbarch_init (bfd_arch_iq2000, iq2000_gdbarch_init);
+  gdbarch_register (bfd_arch_iq2000, iq2000_gdbarch_init);
 }

gdb/lm32-tdep.c

@@ -539,5 +539,5 @@ void _initialize_lm32_tdep ();
 void
 _initialize_lm32_tdep ()
 {
-  register_gdbarch_init (bfd_arch_lm32, lm32_gdbarch_init);
+  gdbarch_register (bfd_arch_lm32, lm32_gdbarch_init);
 }

gdb/m32c-tdep.c

@@ -2658,7 +2658,7 @@ void _initialize_m32c_tdep ();
 void
 _initialize_m32c_tdep ()
 {
-  register_gdbarch_init (bfd_arch_m32c, m32c_gdbarch_init);
+  gdbarch_register (bfd_arch_m32c, m32c_gdbarch_init);
 
   m32c_dma_reggroup = reggroup_new ("dma", USER_REGGROUP);
 }

gdb/m32r-tdep.c

@@ -916,5 +916,5 @@ void _initialize_m32r_tdep ();
 void
 _initialize_m32r_tdep ()
 {
-  register_gdbarch_init (bfd_arch_m32r, m32r_gdbarch_init);
+  gdbarch_register (bfd_arch_m32r, m32r_gdbarch_init);
 }

gdb/m68hc11-tdep.c

@@ -1533,8 +1533,8 @@ void _initialize_m68hc11_tdep ();
 void
 _initialize_m68hc11_tdep ()
 {
-  register_gdbarch_init (bfd_arch_m68hc11, m68hc11_gdbarch_init);
+  gdbarch_register (bfd_arch_m68hc11, m68hc11_gdbarch_init);
-  register_gdbarch_init (bfd_arch_m68hc12, m68hc11_gdbarch_init);
+  gdbarch_register (bfd_arch_m68hc12, m68hc11_gdbarch_init);
   m68hc11_init_reggroups ();
 } 
 

gdb/mep-tdep.c

@@ -2463,7 +2463,7 @@ _initialize_mep_tdep ()
   mep_cr_reggroup  = reggroup_new ("cr", USER_REGGROUP); 
   mep_ccr_reggroup = reggroup_new ("ccr", USER_REGGROUP);
 
-  register_gdbarch_init (bfd_arch_mep, mep_gdbarch_init);
+  gdbarch_register (bfd_arch_mep, mep_gdbarch_init);
 
   mep_init_pseudoregister_maps ();
 }

gdb/microblaze-tdep.c

@@ -742,7 +742,7 @@ void _initialize_microblaze_tdep ();
 void
 _initialize_microblaze_tdep ()
 {
-  register_gdbarch_init (bfd_arch_microblaze, microblaze_gdbarch_init);
+  gdbarch_register (bfd_arch_microblaze, microblaze_gdbarch_init);
 
   initialize_tdesc_microblaze_with_stack_protect ();
   initialize_tdesc_microblaze ();

gdb/moxie-tdep.c

@@ -1108,5 +1108,5 @@ void _initialize_moxie_tdep ();
 void
 _initialize_moxie_tdep ()
 {
-  register_gdbarch_init (bfd_arch_moxie, moxie_gdbarch_init);
+  gdbarch_register (bfd_arch_moxie, moxie_gdbarch_init);
 }

gdb/msp430-tdep.c

@@ -996,5 +996,5 @@ void _initialize_msp430_tdep ();
 void
 _initialize_msp430_tdep ()
 {
-  register_gdbarch_init (bfd_arch_msp430, msp430_gdbarch_init);
+  gdbarch_register (bfd_arch_msp430, msp430_gdbarch_init);
 }

gdb/nds32-tdep.c

@@ -2093,7 +2093,7 @@ void
 _initialize_nds32_tdep ()
 {
   /* Initialize gdbarch.  */
-  register_gdbarch_init (bfd_arch_nds32, nds32_gdbarch_init);
+  gdbarch_register (bfd_arch_nds32, nds32_gdbarch_init);
 
   initialize_tdesc_nds32 ();
   nds32_init_reggroups ();

gdb/rl78-tdep.c

@@ -1489,5 +1489,5 @@ void _initialize_rl78_tdep ();
 void
 _initialize_rl78_tdep ()
 {
-  register_gdbarch_init (bfd_arch_rl78, rl78_gdbarch_init);
+  gdbarch_register (bfd_arch_rl78, rl78_gdbarch_init);
 }

gdb/rx-tdep.c

@@ -1063,6 +1063,6 @@ void _initialize_rx_tdep ();
 void
 _initialize_rx_tdep ()
 {
-  register_gdbarch_init (bfd_arch_rx, rx_gdbarch_init);
+  gdbarch_register (bfd_arch_rx, rx_gdbarch_init);
   initialize_tdesc_rx ();
 }

gdb/s390-tdep.c

@@ -7229,7 +7229,7 @@ void
 _initialize_s390_tdep ()
 {
   /* Hook us into the gdbarch mechanism.  */
-  register_gdbarch_init (bfd_arch_s390, s390_gdbarch_init);
+  gdbarch_register (bfd_arch_s390, s390_gdbarch_init);
 
   initialize_tdesc_s390_linux32 ();
   initialize_tdesc_s390x_linux64 ();

gdb/sparc-tdep.c

@@ -2269,5 +2269,5 @@ void _initialize_sparc_tdep ();
 void
 _initialize_sparc_tdep ()
 {
-  register_gdbarch_init (bfd_arch_sparc, sparc32_gdbarch_init);
+  gdbarch_register (bfd_arch_sparc, sparc32_gdbarch_init);
 }

gdb/tic6x-tdep.c

@@ -1302,5 +1302,5 @@ void _initialize_tic6x_tdep ();
 void
 _initialize_tic6x_tdep ()
 {
-  register_gdbarch_init (bfd_arch_tic6x, tic6x_gdbarch_init);
+  gdbarch_register (bfd_arch_tic6x, tic6x_gdbarch_init);
 }

gdb/tilegx-tdep.c

@@ -1028,5 +1028,5 @@ void _initialize_tilegx_tdep ();
 void
 _initialize_tilegx_tdep ()
 {
-  register_gdbarch_init (bfd_arch_tilegx, tilegx_gdbarch_init);
+  gdbarch_register (bfd_arch_tilegx, tilegx_gdbarch_init);
 }

gdb/v850-tdep.c

@@ -1465,6 +1465,6 @@ void _initialize_v850_tdep ();
 void
 _initialize_v850_tdep ()
 {
-  register_gdbarch_init (bfd_arch_v850, v850_gdbarch_init);
+  gdbarch_register (bfd_arch_v850, v850_gdbarch_init);
-  register_gdbarch_init (bfd_arch_v850_rh850, v850_gdbarch_init);
+  gdbarch_register (bfd_arch_v850_rh850, v850_gdbarch_init);
 }

gdb/xstormy16-tdep.c

@@ -838,5 +838,5 @@ void _initialize_xstormy16_tdep ();
 void
 _initialize_xstormy16_tdep ()
 {
-  register_gdbarch_init (bfd_arch_xstormy16, xstormy16_gdbarch_init);
+  gdbarch_register (bfd_arch_xstormy16, xstormy16_gdbarch_init);
 }

gdb/z80-tdep.c

@@ -1460,6 +1460,6 @@ extern initialize_file_ftype _initialize_z80_tdep;
 void
 _initialize_z80_tdep ()
 {
-  register_gdbarch_init (bfd_arch_z80, z80_gdbarch_init);
+  gdbarch_register (bfd_arch_z80, z80_gdbarch_init);
   initialize_tdesc_z80 ();
 }