Message ID | 20170523030312.6360-27-rth@twiddle.net |
---|---|
State | New |
Headers | show |
On 23.05.2017 05:03, Richard Henderson wrote: > Signed-off-by: Richard Henderson <rth@twiddle.net> > --- > target/s390x/mem_helper.c | 3 +++ > target/s390x/translate.c | 1 - > 2 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c > index 1e31bd3..a874f8a 100644 > --- a/target/s390x/mem_helper.c > +++ b/target/s390x/mem_helper.c > @@ -912,6 +912,7 @@ void HELPER(stctl)(CPUS390XState *env, uint32_t r1, uint64_t a2, uint32_t r3) > > uint32_t HELPER(testblock)(CPUS390XState *env, uint64_t real_addr) > { > + uintptr_t ra = GETPC(); > CPUState *cs = CPU(s390_env_get_cpu(env)); > uint64_t abs_addr; > int i; > @@ -920,12 +921,14 @@ uint32_t HELPER(testblock)(CPUS390XState *env, uint64_t real_addr) > abs_addr = mmu_real2abs(env, real_addr) & TARGET_PAGE_MASK; > if (!address_space_access_valid(&address_space_memory, abs_addr, > TARGET_PAGE_SIZE, true)) { > + cpu_restore_state(cs, ra); > program_interrupt(env, PGM_ADDRESSING, 4); > return 1; > } > > /* Check low-address protection */ > if ((env->cregs[0] & CR0_LOWPROT) && real_addr < 0x2000) { > + cpu_restore_state(cs, ra); > program_interrupt(env, PGM_PROTECTION, 4); > return 1; > } > diff --git a/target/s390x/translate.c b/target/s390x/translate.c > index 3a2151f..694e099 100644 > --- a/target/s390x/translate.c > +++ b/target/s390x/translate.c > @@ -4047,7 +4047,6 @@ static ExitStatus op_tcxb(DisasContext *s, DisasOps *o) > static ExitStatus op_testblock(DisasContext *s, DisasOps *o) > { > check_privileged(s); > - potential_page_fault(s); > gen_helper_testblock(cc_op, cpu_env, o->in2); > set_cc_static(s); > return NO_EXIT; Reviewed-by: Thomas Huth <thuth@redhat.com>
On 2017-05-22 20:03, Richard Henderson wrote: > Signed-off-by: Richard Henderson <rth@twiddle.net> > --- > target/s390x/mem_helper.c | 3 +++ > target/s390x/translate.c | 1 - > 2 files changed, 3 insertions(+), 1 deletion(-) Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 1e31bd3..a874f8a 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -912,6 +912,7 @@ void HELPER(stctl)(CPUS390XState *env, uint32_t r1, uint64_t a2, uint32_t r3) uint32_t HELPER(testblock)(CPUS390XState *env, uint64_t real_addr) { + uintptr_t ra = GETPC(); CPUState *cs = CPU(s390_env_get_cpu(env)); uint64_t abs_addr; int i; @@ -920,12 +921,14 @@ uint32_t HELPER(testblock)(CPUS390XState *env, uint64_t real_addr) abs_addr = mmu_real2abs(env, real_addr) & TARGET_PAGE_MASK; if (!address_space_access_valid(&address_space_memory, abs_addr, TARGET_PAGE_SIZE, true)) { + cpu_restore_state(cs, ra); program_interrupt(env, PGM_ADDRESSING, 4); return 1; } /* Check low-address protection */ if ((env->cregs[0] & CR0_LOWPROT) && real_addr < 0x2000) { + cpu_restore_state(cs, ra); program_interrupt(env, PGM_PROTECTION, 4); return 1; } diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 3a2151f..694e099 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -4047,7 +4047,6 @@ static ExitStatus op_tcxb(DisasContext *s, DisasOps *o) static ExitStatus op_testblock(DisasContext *s, DisasOps *o) { check_privileged(s); - potential_page_fault(s); gen_helper_testblock(cc_op, cpu_env, o->in2); set_cc_static(s); return NO_EXIT;
Signed-off-by: Richard Henderson <rth@twiddle.net> --- target/s390x/mem_helper.c | 3 +++ target/s390x/translate.c | 1 - 2 files changed, 3 insertions(+), 1 deletion(-)