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[PATCH 14/14] target/arm: Enable FEAT_MOPS for CPU 'max'


From: Peter Maydell
Subject: [PATCH 14/14] target/arm: Enable FEAT_MOPS for CPU 'max'
Date: Thu, 7 Sep 2023 17:03:40 +0100

Enable FEAT_MOPS on the AArch64 'max' CPU, and add it to
the list of features we implement.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 docs/system/arm/emulation.rst | 1 +
 target/arm/tcg/cpu64.c        | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst
index 2e6a7c8961e..8ce2f714517 100644
--- a/docs/system/arm/emulation.rst
+++ b/docs/system/arm/emulation.rst
@@ -54,6 +54,7 @@ the following architecture extensions:
 - FEAT_LSE (Large System Extensions)
 - FEAT_LSE2 (Large System Extensions v2)
 - FEAT_LVA (Large Virtual Address space)
+- FEAT_MOPS (Standardization of memory operations)
 - FEAT_MTE (Memory Tagging Extension)
 - FEAT_MTE2 (Memory Tagging Extension)
 - FEAT_MTE3 (MTE Asymmetric Fault Handling)
diff --git a/target/arm/tcg/cpu64.c b/target/arm/tcg/cpu64.c
index 0f8972950d6..0ccd759a2c4 100644
--- a/target/arm/tcg/cpu64.c
+++ b/target/arm/tcg/cpu64.c
@@ -814,6 +814,10 @@ void aarch64_max_tcg_initfn(Object *obj)
     t = FIELD_DP64(t, ID_AA64ISAR1, I8MM, 1);     /* FEAT_I8MM */
     cpu->isar.id_aa64isar1 = t;
 
+    t = cpu->isar.id_aa64isar2;
+    t = FIELD_DP64(t, ID_AA64ISAR2, MOPS, 1);     /* FEAT_MOPS */
+    cpu->isar.id_aa64isar2 = t;
+
     t = cpu->isar.id_aa64pfr0;
     t = FIELD_DP64(t, ID_AA64PFR0, FP, 1);        /* FEAT_FP16 */
     t = FIELD_DP64(t, ID_AA64PFR0, ADVSIMD, 1);   /* FEAT_FP16 */
-- 
2.34.1




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