[PATCH 4/5] target/arm: wrap call to aarch64_sve_change_el in tcg_enabled()

Fabiano Rosas posted 5 patches 3 years, 1 month ago
Maintainers: Peter Maydell <peter.maydell@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>
There is a newer version of this series
[PATCH 4/5] target/arm: wrap call to aarch64_sve_change_el in tcg_enabled()
Posted by Fabiano Rosas 3 years, 1 month ago
From: Claudio Fontana <cfontana@suse.de>

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Fabiano Rosas <farosas@suse.de>
---
Originally from:
[RFC v14 42/80] target/arm: wrap call to aarch64_sve_change_el in tcg_enabled()
https://lore.kernel.org/r/20210416162824.25131-43-cfontana@suse.de
---
 target/arm/helper.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/target/arm/helper.c b/target/arm/helper.c
index 9d0a53cb00..92624e2910 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -10066,11 +10066,13 @@ static void arm_cpu_do_interrupt_aarch64(CPUState *cs)
     unsigned int cur_el = arm_current_el(env);
     int rt;
 
-    /*
-     * Note that new_el can never be 0.  If cur_el is 0, then
-     * el0_a64 is is_a64(), else el0_a64 is ignored.
-     */
-    aarch64_sve_change_el(env, cur_el, new_el, is_a64(env));
+    if (tcg_enabled()) {
+        /*
+         * Note that new_el can never be 0.  If cur_el is 0, then
+         * el0_a64 is is_a64(), else el0_a64 is ignored.
+         */
+        aarch64_sve_change_el(env, cur_el, new_el, is_a64(env));
+    }
 
     if (cur_el < new_el) {
         /* Entry vector offset depends on whether the implemented EL
-- 
2.35.3