exec-all.h: Increase MAX_OP_PER_INSTR for ARM A64 decoder

The ARM A64 decoder's worst case number of TCG ops per instruction
is 266 (for insn 0x4c800000, a post-indexed ST4 multiple-structures
store). Raise the MAX_OP_PER_INSTR define accordingly.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Message-id: 1394822294-14837-17-git-send-email-peter.maydell@linaro.org

include/exec/exec-all.h

@@ -44,7 +44,7 @@ struct TranslationBlock;
 typedef struct TranslationBlock TranslationBlock;
 
 /* XXX: make safe guess about sizes */
-#define MAX_OP_PER_INSTR 208
+#define MAX_OP_PER_INSTR 266
 
 #if HOST_LONG_BITS == 32
 #define MAX_OPC_PARAM_PER_ARG 2