Use the new cpu_loop_exit_sigbus for cpu_mmu_lookup.
Reviewed-by: Peter Maydell <[email protected]>
Signed-off-by: Richard Henderson <[email protected]>
---
accel/tcg/user-exec.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/accel/tcg/user-exec.c b/accel/tcg/user-exec.c
index 92cbffd7c6..7d50dd54f6 100644
--- a/accel/tcg/user-exec.c
+++ b/accel/tcg/user-exec.c
@@ -220,9 +220,14 @@ static void validate_memop(MemOpIdx oi, MemOp expected)
static void *cpu_mmu_lookup(CPUArchState *env, target_ulong addr,
MemOpIdx oi, uintptr_t ra, MMUAccessType type)
{
+ MemOp mop = get_memop(oi);
+ int a_bits = get_alignment_bits(mop);
void *ret;
- /* TODO: Enforce guest required alignment. */
+ /* Enforce guest required alignment. */
+ if (unlikely(addr & ((1 << a_bits) - 1))) {
+ cpu_loop_exit_sigbus(env_cpu(env), addr, type, ra);
+ }
ret = g2h(env_cpu(env), addr);
set_helper_retaddr(ra);
--
2.25.1
