On Sat, 17 Apr 2021 at 01:05, Richard Henderson <richard.hender...@linaro.org> wrote: > > Signed-off-by: Richard Henderson <richard.hender...@linaro.org> > --- > target/arm/cpu64.c | 3 +++ > target/arm/cpu_tcg.c | 1 + > 2 files changed, 4 insertions(+) > > diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c > index 379f90fab8..db4f48edcf 100644 > --- a/target/arm/cpu64.c > +++ b/target/arm/cpu64.c > @@ -660,6 +660,7 @@ static void aarch64_max_initfn(Object *obj) > t = FIELD_DP64(t, ID_AA64ISAR1, FCMA, 1); > t = FIELD_DP64(t, ID_AA64ISAR1, SB, 1); > t = FIELD_DP64(t, ID_AA64ISAR1, SPECRES, 1); > + t = FIELD_DP64(t, ID_AA64ISAR1, BF16, 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); > @@ -707,6 +708,7 @@ static void aarch64_max_initfn(Object *obj) > 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, BFLOAT16, 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); > @@ -730,6 +732,7 @@ 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, BF16, 1); > u = FIELD_DP32(u, ID_ISAR6, I8MM, 1); > cpu->isar.id_isar6 = u; > > diff --git a/target/arm/cpu_tcg.c b/target/arm/cpu_tcg.c > index 046e476f65..b2463cf109 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, BF16, 1); > cpu->isar.id_isar6 = t; > > t = cpu->isar.mvfr1;
Same query as with SVE: do we need to clear these in the "!has_vfp" and "!has_neon" handling code in arm_cpu_realizefn() ? thanks -- PMM
