[PATCH] sim: cris: fix a few missing prototype warnings

[Mike Frysinger <vapier@gentoo.org>]

Add a stub prototype for the dump function meant to be called by devs
from gdb, and trim unused functions that aren't supposed to be used.
---
 sim/cris/cris-sim.h |  1 -
 sim/cris/traps.c    | 34 +++-------------------------------
 2 files changed, 3 insertions(+), 32 deletions(-)

diff --git a/sim/cris/cris-sim.h b/sim/cris/cris-sim.h
index dfd2cb83bbb4..13e8c4a15da2 100644
--- a/sim/cris/cris-sim.h
+++ b/sim/cris/cris-sim.h
@@ -79,7 +79,6 @@ typedef struct {
 
 /* Handler prototypes for functions called from the CGEN description.  */
 
-extern USI cris_bmod_handler (SIM_CPU *, UINT, USI);
 extern void cris_flush_simulator_decode_cache (SIM_CPU *, USI);
 extern USI crisv10f_break_handler (SIM_CPU *, USI, USI);
 extern USI crisv32f_break_handler (SIM_CPU *, USI, USI);
diff --git a/sim/cris/traps.c b/sim/cris/traps.c
index fd7f9bc7ae29..49f99baa4c1b 100644
--- a/sim/cris/traps.c
+++ b/sim/cris/traps.c
@@ -929,8 +929,10 @@ is_mapped_only (SIM_DESC sd ATTRIBUTE_UNUSED,
   return 0;
 }
 
-/* Debug helper; to be run from gdb.  */
+/* Provide a prototype to silence -Wmissing-prototypes.  */
+void cris_dump_map (SIM_CPU *current_cpu);
 
+/* Debug helper; to be run from gdb.  */
 void
 cris_dump_map (SIM_CPU *current_cpu)
 {
@@ -1070,36 +1072,6 @@ sim_engine_invalid_insn (SIM_CPU *current_cpu, IADDR cia, SEM_PC vpc)
   return vpc;
 }
 
-/* Handlers from the CGEN description that should not be called.  */
-
-USI
-cris_bmod_handler (SIM_CPU *current_cpu ATTRIBUTE_UNUSED,
-		   UINT srcreg ATTRIBUTE_UNUSED,
-		   USI dstreg ATTRIBUTE_UNUSED)
-{
-  SIM_DESC sd = CPU_STATE (current_cpu);
-  abort ();
-}
-
-void
-h_supr_set_handler (SIM_CPU *current_cpu ATTRIBUTE_UNUSED,
-		    UINT index ATTRIBUTE_UNUSED,
-		    USI page ATTRIBUTE_UNUSED,
-		    USI newval ATTRIBUTE_UNUSED)
-{
-  SIM_DESC sd = CPU_STATE (current_cpu);
-  abort ();
-}
-
-USI
-h_supr_get_handler (SIM_CPU *current_cpu ATTRIBUTE_UNUSED,
-		    UINT index ATTRIBUTE_UNUSED,
-		    USI page ATTRIBUTE_UNUSED)
-{
-  SIM_DESC sd = CPU_STATE (current_cpu);
-  abort ();
-}
-
 /* Swap one context for another.  */
 
 static void
-- 
2.31.1