aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--target/hppa/cpu.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c
index ca619578dd..4d0b760baa 100644
--- a/target/hppa/cpu.c
+++ b/target/hppa/cpu.c
@@ -48,6 +48,23 @@ static void hppa_cpu_disas_set_info(CPUState *cs, disassemble_info *info)
info->print_insn = print_insn_hppa;
}
+static void hppa_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
+ MMUAccessType access_type,
+ int mmu_idx, uintptr_t retaddr)
+{
+ HPPACPU *cpu = HPPA_CPU(cs);
+ CPUHPPAState *env = &cpu->env;
+
+ cs->exception_index = EXCP_UNALIGN;
+ if (env->psw & PSW_Q) {
+ /* ??? Needs tweaking for hppa64. */
+ env->cr[CR_IOR] = addr;
+ env->cr[CR_ISR] = addr >> 32;
+ }
+
+ cpu_loop_exit_restore(cs, retaddr);
+}
+
static void hppa_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
@@ -139,7 +156,7 @@ static void hppa_cpu_class_init(ObjectClass *oc, void *data)
#else
cc->get_phys_page_debug = hppa_cpu_get_phys_page_debug;
#endif
-
+ cc->do_unaligned_access = hppa_cpu_do_unaligned_access;
cc->disas_set_info = hppa_cpu_disas_set_info;
cc->tcg_initialize = hppa_translate_init;