Archipelago » qemu

static void QEMU_NORETURN do_unaligned_access(target_ulong addr, int is_write,

                                              int is_user, void *retaddr)

{

    uint64_t pc;

    uint32_t insn;

    do_restore_state(retaddr);

    pc = env->pc;

    insn = ldl_code(pc);

    env->trap_arg0 = addr;

    env->trap_arg1 = insn >> 26;                /* opcode */

    env->trap_arg2 = (insn >> 21) & 31;         /* dest regno */

    helper_excp(EXCP_UNALIGN, 0);

}

void QEMU_NORETURN do_unassigned_access(target_phys_addr_t addr, int is_write,

                                        int is_exec, int unused, int size)

{

    env->trap_arg0 = addr;

    env->trap_arg1 = is_write;

    dynamic_excp(EXCP_MCHK, 0);

}

#define ALIGNED_ONLY