include/tcg/oversized-guest.h

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Define TCG_OVERSIZED_GUEST
   4  * Copyright (c) 2008 Fabrice Bellard
   5  */
   6
   7 #ifndef EXEC_TCG_OVERSIZED_GUEST_H
   8 #define EXEC_TCG_OVERSIZED_GUEST_H
   9
  10 #include "tcg-target-reg-bits.h"
  11 #include "cpu-param.h"
  12
  13 /*
  14  * Oversized TCG guests make things like MTTCG hard
  15  * as we can't use atomics for cputlb updates.
  16  */
  17 #if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
  18 #define TCG_OVERSIZED_GUEST 1
  19 #else
  20 #define TCG_OVERSIZED_GUEST 0
  21 #endif
  22
  23 #endif