PPC: avoid function pointer type mismatch, spotted by clang

Fixes clang errors:
  CC    ppc-softmmu/translate.o
/src/qemu/target-ppc/translate.c:3748:13: error: comparison of distinct pointer types ('void (*)(void *, int, int)' and 'void *')
        if (likely(read_cb != SPR_NOACCESS)) {
/src/qemu/target-ppc/translate.c:3748:28: note: instantiated from:
        if (likely(read_cb != SPR_NOACCESS)) {
/src/qemu/target-ppc/translate.c:3903:13: error: comparison of distinct pointer types ('void (*)(void *, int, int)' and 'void *')
        if (likely(write_cb != SPR_NOACCESS)) {
/src/qemu/target-ppc/translate.c:3903:29: note: instantiated from:
        if (likely(write_cb != SPR_NOACCESS)) {

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 0af7e4f151bf130df5b5d0521711fce039bddbad..3869c2401bf4610d6a339740ab9b0ef2225222e8 100644 (file)
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -3719,16 +3719,14 @@ static void gen_mfmsr(DisasContext *ctx)
 #endif
 }
 
-#if 1
-#define SPR_NOACCESS ((void *)(-1UL))
-#else
-static void spr_noaccess (void *opaque, int sprn)
+static void spr_noaccess(void *opaque, int gprn, int sprn)
 {
+#if 0
     sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
     printf("ERROR: try to access SPR %d !\n", sprn);
+#endif
 }
 #define SPR_NOACCESS (&spr_noaccess)
-#endif
 
 /* mfspr */
 static inline void gen_op_mfspr(DisasContext *ctx)