target-xtensa: Move helpers.h to helper.h

Provides a file naming scheme consistent with other targets.

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

target-xtensa/op_helper.c

@@ -27,7 +27,7 @@
 
 #include "cpu.h"
 #include "dyngen-exec.h"
-#include "helpers.h"
+#include "helper.h"
 #include "host-utils.h"
 
 static void do_unaligned_access(target_ulong addr, int is_write, int is_user,

target-xtensa/translate.c

@@ -37,9 +37,9 @@
 #include "qemu-log.h"
 #include "sysemu.h"
 
-#include "helpers.h"
+#include "helper.h"
 #define GEN_HELPER 1
-#include "helpers.h"
+#include "helper.h"
 
 typedef struct DisasContext {
     const XtensaConfig *config;
@@ -183,7 +183,7 @@ void xtensa_translate_init(void)
         }
     }
 #define GEN_HELPER 2
-#include "helpers.h"
+#include "helper.h"
 }
 
 static inline bool option_bits_enabled(DisasContext *dc, uint64_t opt)

xtensa-semi.c

@@ -31,7 +31,7 @@
 #include <stddef.h>
 #include "cpu.h"
 #include "dyngen-exec.h"
-#include "helpers.h"
+#include "helper.h"
 #include "qemu-log.h"
 
 enum {