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authorRichard Henderson <richard.henderson@linaro.org>2021-05-24 18:03:58 -0700
committerPeter Maydell <peter.maydell@linaro.org>2021-05-25 16:01:44 +0100
commitf8680aaa6e5bfc6022b75157c23db7d2ea98ab11 (patch)
treee205a3fc166810e1c27b2b5a614a92c6e975d545 /target
parentcdc8d8b273379a2842ad5cd220299352ea23065e (diff)
downloadqemu-f8680aaa6e5bfc6022b75157c23db7d2ea98ab11.zip
target/arm: Enable SVE2 and related extensions
Disable I8MM again for !have_neon during realize. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20210525010358.152808-93-richard.henderson@linaro.org Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target')
-rw-r--r--target/arm/cpu.c2
-rw-r--r--target/arm/cpu64.c13
-rw-r--r--target/arm/cpu_tcg.c1
3 files changed, 16 insertions, 0 deletions
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 4eb0d2f85c..7aeb4b1381 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -1503,6 +1503,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
t = cpu->isar.id_aa64isar1;
t = FIELD_DP64(t, ID_AA64ISAR1, FCMA, 0);
+ t = FIELD_DP64(t, ID_AA64ISAR1, I8MM, 0);
cpu->isar.id_aa64isar1 = t;
t = cpu->isar.id_aa64pfr0;
@@ -1517,6 +1518,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
u = cpu->isar.id_isar6;
u = FIELD_DP32(u, ID_ISAR6, DP, 0);
u = FIELD_DP32(u, ID_ISAR6, FHM, 0);
+ u = FIELD_DP32(u, ID_ISAR6, I8MM, 0);
cpu->isar.id_isar6 = u;
if (!arm_feature(env, ARM_FEATURE_M)) {
diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index f42803ecaf..d561dc7acc 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -663,6 +663,7 @@ static void aarch64_max_initfn(Object *obj)
t = FIELD_DP64(t, ID_AA64ISAR1, SPECRES, 1);
t = FIELD_DP64(t, ID_AA64ISAR1, FRINTTS, 1);
t = FIELD_DP64(t, ID_AA64ISAR1, LRCPC, 2); /* ARMv8.4-RCPC */
+ t = FIELD_DP64(t, ID_AA64ISAR1, I8MM, 1);
cpu->isar.id_aa64isar1 = t;
t = cpu->isar.id_aa64pfr0;
@@ -703,6 +704,17 @@ static void aarch64_max_initfn(Object *obj)
t = FIELD_DP64(t, ID_AA64MMFR2, ST, 1); /* TTST */
cpu->isar.id_aa64mmfr2 = t;
+ t = cpu->isar.id_aa64zfr0;
+ t = FIELD_DP64(t, ID_AA64ZFR0, SVEVER, 1);
+ t = FIELD_DP64(t, ID_AA64ZFR0, AES, 2); /* PMULL */
+ t = FIELD_DP64(t, ID_AA64ZFR0, BITPERM, 1);
+ t = FIELD_DP64(t, ID_AA64ZFR0, SHA3, 1);
+ t = FIELD_DP64(t, ID_AA64ZFR0, SM4, 1);
+ t = FIELD_DP64(t, ID_AA64ZFR0, I8MM, 1);
+ t = FIELD_DP64(t, ID_AA64ZFR0, F32MM, 1);
+ t = FIELD_DP64(t, ID_AA64ZFR0, F64MM, 1);
+ cpu->isar.id_aa64zfr0 = t;
+
/* Replicate the same data to the 32-bit id registers. */
u = cpu->isar.id_isar5;
u = FIELD_DP32(u, ID_ISAR5, AES, 2); /* AES + PMULL */
@@ -719,6 +731,7 @@ static void aarch64_max_initfn(Object *obj)
u = FIELD_DP32(u, ID_ISAR6, FHM, 1);
u = FIELD_DP32(u, ID_ISAR6, SB, 1);
u = FIELD_DP32(u, ID_ISAR6, SPECRES, 1);
+ u = FIELD_DP32(u, ID_ISAR6, I8MM, 1);
cpu->isar.id_isar6 = u;
u = cpu->isar.id_pfr0;
diff --git a/target/arm/cpu_tcg.c b/target/arm/cpu_tcg.c
index 046e476f65..d3458335ed 100644
--- a/target/arm/cpu_tcg.c
+++ b/target/arm/cpu_tcg.c
@@ -968,6 +968,7 @@ static void arm_max_initfn(Object *obj)
t = FIELD_DP32(t, ID_ISAR6, FHM, 1);
t = FIELD_DP32(t, ID_ISAR6, SB, 1);
t = FIELD_DP32(t, ID_ISAR6, SPECRES, 1);
+ t = FIELD_DP32(t, ID_ISAR6, I8MM, 1);
cpu->isar.id_isar6 = t;
t = cpu->isar.mvfr1;