diff options
Diffstat (limited to 'target-arm/translate-a64.c')
| -rw-r--r-- | target-arm/translate-a64.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c index f6500e5..e70d14f 100644 --- a/target-arm/translate-a64.c +++ b/target-arm/translate-a64.c @@ -1193,6 +1193,17 @@ static void handle_sys(DisasContext *s, uint32_t insn, bool isread, return; } + if (ri->accessfn) { + /* Emit code to perform further access permissions checks at + * runtime; this may result in an exception. + */ + TCGv_ptr tmpptr; + gen_a64_set_pc_im(s->pc - 4); + tmpptr = tcg_const_ptr(ri); + gen_helper_access_check_cp_reg(cpu_env, tmpptr); + tcg_temp_free_ptr(tmpptr); + } + /* Handle special cases first */ switch (ri->type & ~(ARM_CP_FLAG_MASK & ~ARM_CP_SPECIAL)) { case ARM_CP_NOP: |
