[RFC v13 42/80] target/arm: wrap call to aarch64_sve_change_el in tcg_enabled()

[Claudio Fontana]

After this patch it is possible to build only kvm:

./configure --disable-tcg --enable-kvm

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/cpu-sysemu.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/target/arm/cpu-sysemu.c b/target/arm/cpu-sysemu.c
index c09c89eeac..2d3fe4f643 100644
--- a/target/arm/cpu-sysemu.c
+++ b/target/arm/cpu-sysemu.c
@@ -917,11 +917,13 @@ 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) {
         /*
-- 
2.26.2