This will be used for implementing FEAT_SME.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/cpu.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index cb37787c35..f6d114aad7 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -4043,6 +4043,11 @@ static inline bool isar_feature_aa64_mte(const ARMISARegisters *id)
     return FIELD_EX64(id->id_aa64pfr1, ID_AA64PFR1, MTE) >= 2;
 }
 
+static inline bool isar_feature_aa64_sme(const ARMISARegisters *id)
+{
+    return FIELD_EX64(id->id_aa64pfr1, ID_AA64PFR1, SME) != 0;
+}
+
 static inline bool isar_feature_aa64_pmu_8_1(const ARMISARegisters *id)
 {
     return FIELD_EX64(id->id_aa64dfr0, ID_AA64DFR0, PMUVER) >= 4 &&
-- 
2.34.1

On Thu, 2 Jun 2022 at 23:04, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> This will be used for implementing FEAT_SME.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM