diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/sparc/ldst_helper.c | 32 |
1 files changed, 18 insertions, 14 deletions
diff --git a/target/sparc/ldst_helper.c b/target/sparc/ldst_helper.c index 2e6439a6d9..ade4fb0541 100644 --- a/target/sparc/ldst_helper.c +++ b/target/sparc/ldst_helper.c @@ -293,6 +293,22 @@ static inline target_ulong asi_address_mask(CPUSPARCState *env, } return addr; } + +#ifndef CONFIG_USER_ONLY +static inline void do_check_asi(CPUSPARCState *env, int asi, uintptr_t ra) +{ + /* ASIs >= 0x80 are user mode. + * ASIs >= 0x30 are hyper mode (or super if hyper is not available). + * ASIs <= 0x2f are super mode. + */ + if (asi < 0x80 + && !cpu_hypervisor_mode(env) + && (!cpu_supervisor_mode(env) + || (asi >= 0x30 && cpu_has_hypervisor(env)))) { + cpu_raise_exception_ra(env, TT_PRIV_ACT, ra); + } +} +#endif /* !CONFIG_USER_ONLY */ #endif static void do_check_align(CPUSPARCState *env, target_ulong addr, @@ -1118,13 +1134,7 @@ uint64_t helper_ld_asi(CPUSPARCState *env, target_ulong addr, asi &= 0xff; - if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) - || (cpu_has_hypervisor(env) - && asi >= 0x30 && asi < 0x80 - && !(env->hpstate & HS_PRIV))) { - cpu_raise_exception_ra(env, TT_PRIV_ACT, GETPC()); - } - + do_check_asi(env, asi, GETPC()); do_check_align(env, addr, size - 1, GETPC()); addr = asi_address_mask(env, asi, addr); @@ -1423,13 +1433,7 @@ void helper_st_asi(CPUSPARCState *env, target_ulong addr, target_ulong val, asi &= 0xff; - if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) - || (cpu_has_hypervisor(env) - && asi >= 0x30 && asi < 0x80 - && !(env->hpstate & HS_PRIV))) { - cpu_raise_exception_ra(env, TT_PRIV_ACT, GETPC()); - } - + do_check_asi(env, asi, GETPC()); do_check_align(env, addr, size - 1, GETPC()); addr = asi_address_mask(env, asi, addr); |