Remove unused prototype.  Add a fixs390.


git-svn-id: svn://svn.valgrind.org/vex/trunk@2968 8f6e269a-dfd6-0310-a8e1-e2731360e62c
diff --git a/priv/host_s390_defs.h b/priv/host_s390_defs.h
index 4884c5b..73f7367 100644
--- a/priv/host_s390_defs.h
+++ b/priv/host_s390_defs.h
@@ -741,7 +741,6 @@
 void  getAllocableRegs_S390( Int *, HReg **, Bool );
 void  genSpill_S390        ( HInstr **, HInstr **, HReg , Int , Bool );
 void  genReload_S390       ( HInstr **, HInstr **, HReg , Int , Bool );
-s390_insn *directReload_S390 ( s390_insn *, HReg, Short );
 HInstrArray *iselSB_S390   ( IRSB *, VexArch, VexArchInfo *, VexAbiInfo *,
                              Int, Int, Bool, Bool, Addr64);
 
diff --git a/priv/main_main.c b/priv/main_main.c
index 98ab2d2..49e644c 100644
--- a/priv/main_main.c
+++ b/priv/main_main.c
@@ -393,6 +393,7 @@
          mapRegs     = (void(*)(HRegRemap*,HInstr*, Bool)) mapRegs_S390Instr;
          genSpill    = (void(*)(HInstr**,HInstr**,HReg,Int,Bool)) genSpill_S390;
          genReload   = (void(*)(HInstr**,HInstr**,HReg,Int,Bool)) genReload_S390;
+         // fixs390: consider implementing directReload_S390
          ppInstr     = (void(*)(HInstr*, Bool)) ppS390Instr;
          ppReg       = (void(*)(HReg)) ppHRegS390;
          iselSB      = iselSB_S390;