diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2020-02-24 17:28:45 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2020-02-28 16:14:57 +0000 |
| commit | 2677cf9f92a5319bb995927f9225940414ce879d (patch) | |
| tree | 33052fe3e31a742b3510f32e25693d2d645b48c2 /target/arm/cpu64.c | |
| parent | 54117b90ffd8a3977917971c3bd99bb5242710d9 (diff) | |
target/arm: Implement v8.3-RCPC
The v8.3-RCPC extension implements three new load instructions
which provide slightly weaker consistency guarantees than the
existing load-acquire operations. For QEMU we choose to simply
implement them with a full LDAQ barrier.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200224172846.13053-3-peter.maydell@linaro.org
Diffstat (limited to 'target/arm/cpu64.c')
| -rw-r--r-- | target/arm/cpu64.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index 8f2a43c938..18c7b40f98 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -654,6 +654,7 @@ static void aarch64_max_initfn(Object *obj) t = FIELD_DP64(t, ID_AA64ISAR1, SB, 1); t = FIELD_DP64(t, ID_AA64ISAR1, SPECRES, 1); t = FIELD_DP64(t, ID_AA64ISAR1, FRINTTS, 1); + t = FIELD_DP64(t, ID_AA64ISAR1, LRCPC, 1); /* ARMv8.3-RCPC */ cpu->isar.id_aa64isar1 = t; t = cpu->isar.id_aa64pfr0; |