Set or clear PSTATE.ALLINT on taking an exception to ELx according to the
SCTLR_ELx.SPINTMASK bit.
Signed-off-by: Jinjie Ruan <ruanjin...@huawei.com>
Reviewed-by: Richard Henderson <richard.hender...@linaro.org>
---
v3:
- Add Reviewed-by.
---
target/arm/helper.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/target/arm/helper.c b/target/arm/helper.c
index ac44498537..b796dbdf21 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -11539,6 +11539,15 @@ static void arm_cpu_do_interrupt_aarch64(CPUState *cs)
}
}
+ if (cpu_isar_feature(aa64_nmi, cpu) &&
+ (env->cp15.sctlr_el[new_el] & SCTLR_NMI)) {
+ if (!(env->cp15.sctlr_el[new_el] & SCTLR_SPINTMASK)) {
+ new_mode |= PSTATE_ALLINT;
+ } else {
+ new_mode &= ~PSTATE_ALLINT;
+ }
+ }
+
pstate_write(env, PSTATE_DAIF | new_mode);
env->aarch64 = true;
aarch64_restore_sp(env, new_el);
--
2.34.1
