diff mbox series

[v2,06/71] target/arm: Use el_is_in_host for sve_zcr_len_for_el

Message ID 20220607203306.657998-7-richard.henderson@linaro.org
State New
Headers show
Series target/arm: Scalable Matrix Extension | expand

Commit Message

Richard Henderson June 7, 2022, 8:32 p.m. UTC 
The ARM pseudocode function NVL uses this predicate now,
and I think it's a bit clearer.  Simplify the pseudocode
condition by noting that IsInHost is always false for EL1.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/helper.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/target/arm/helper.c b/target/arm/helper.c
index 839d6401b0..135c3e790c 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -6248,8 +6248,7 @@  uint32_t sve_zcr_len_for_el(CPUARMState *env, int el)
     ARMCPU *cpu = env_archcpu(env);
     uint32_t zcr_len = cpu->sve_max_vq - 1;
 
-    if (el <= 1 &&
-        (arm_hcr_el2_eff(env) & (HCR_E2H | HCR_TGE)) != (HCR_E2H | HCR_TGE)) {
+    if (el <= 1 && !el_is_in_host(env, el)) {
         zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[1]);
     }
     if (el <= 2 && arm_feature(env, ARM_FEATURE_EL2)) {