diff options
Diffstat (limited to 'target/s390x/tcg/excp_helper.c')
| -rw-r--r-- | target/s390x/tcg/excp_helper.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/target/s390x/tcg/excp_helper.c b/target/s390x/tcg/excp_helper.c index b923d080fc..4e7648f301 100644 --- a/target/s390x/tcg/excp_helper.c +++ b/target/s390x/tcg/excp_helper.c @@ -82,6 +82,19 @@ void HELPER(data_exception)(CPUS390XState *env, uint32_t dxc) tcg_s390_data_exception(env, dxc, GETPC()); } +/* + * Unaligned accesses are only diagnosed with MO_ALIGN. At the moment, + * this is only for the atomic operations, for which we want to raise a + * specification exception. + */ +static void QEMU_NORETURN do_unaligned_access(CPUState *cs, uintptr_t retaddr) +{ + S390CPU *cpu = S390_CPU(cs); + CPUS390XState *env = &cpu->env; + + tcg_s390_program_interrupt(env, PGM_SPECIFICATION, retaddr); +} + #if defined(CONFIG_USER_ONLY) void s390_cpu_do_interrupt(CPUState *cs) @@ -106,6 +119,12 @@ void s390_cpu_record_sigsegv(CPUState *cs, vaddr address, cpu_loop_exit_restore(cs, retaddr); } +void s390_cpu_record_sigbus(CPUState *cs, vaddr address, + MMUAccessType access_type, uintptr_t retaddr) +{ + do_unaligned_access(cs, retaddr); +} + #else /* !CONFIG_USER_ONLY */ static inline uint64_t cpu_mmu_idx_to_asc(int mmu_idx) @@ -593,17 +612,11 @@ void s390x_cpu_debug_excp_handler(CPUState *cs) } } -/* Unaligned accesses are only diagnosed with MO_ALIGN. At the moment, - this is only for the atomic operations, for which we want to raise a - specification exception. */ void s390x_cpu_do_unaligned_access(CPUState *cs, vaddr addr, MMUAccessType access_type, int mmu_idx, uintptr_t retaddr) { - S390CPU *cpu = S390_CPU(cs); - CPUS390XState *env = &cpu->env; - - tcg_s390_program_interrupt(env, PGM_SPECIFICATION, retaddr); + do_unaligned_access(cs, retaddr); } static void QEMU_NORETURN monitor_event(CPUS390XState *env, |