Now that raise_exception_ra restores the state before raising the
exception we can use restore_exception_ra to perform the state restore +
exception raising without clobbering the syndrome.
Cc: Richard Henderson <richard.hender...@linaro.org>
Cc: Peter Maydell <peter.mayd...@linaro.org>
Signed-off-by: Jamie Iles <ja...@nuviainc.com>
---
target/arm/mte_helper.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/target/arm/mte_helper.c b/target/arm/mte_helper.c
index a6fccc6e69e2..d48419583747 100644
--- a/target/arm/mte_helper.c
+++ b/target/arm/mte_helper.c
@@ -563,20 +563,13 @@ static void mte_check_fail(CPUARMState *env, uint32_t
desc,
switch (tcf) {
case 1:
- /*
- * Tag check fail causes a synchronous exception.
- *
- * In restore_state_to_opc, we set the exception syndrome
- * for the load or store operation. Unwind first so we
- * may overwrite that with the syndrome for the tag check.
- */
- cpu_restore_state(env_cpu(env), ra, true);
env->exception.vaddress = dirty_ptr;
is_write = FIELD_EX32(desc, MTEDESC, WRITE);
syn = syn_data_abort_no_iss(arm_current_el(env) != 0, 0, 0, 0, 0,
is_write, 0x11);
- raise_exception(env, EXCP_DATA_ABORT, syn, exception_target_el(env));
+ raise_exception_ra(env, EXCP_DATA_ABORT, syn,
+ exception_target_el(env), ra);
/* noreturn, but fall through to the assert anyway */
case 0:
--
2.30.2
