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| author | Song Gao <gaosong@loongson.cn> | 2024-05-14 19:07:52 +0800 |
|---|---|---|
| committer | Song Gao <gaosong@loongson.cn> | 2024-05-23 09:30:41 +0800 |
| commit | 07c0866103d4aa2dd83c7c3e7898843e28e3893a (patch) | |
| tree | 09e24f1248d94e91065b928b43d5804ae067440c /target | |
| parent | 0eb285c3627b5406dd91bfa3b47402e5de92123f (diff) | |
| download | qemu-07c0866103d4aa2dd83c7c3e7898843e28e3893a.zip qemu-07c0866103d4aa2dd83c7c3e7898843e28e3893a.tar.gz qemu-07c0866103d4aa2dd83c7c3e7898843e28e3893a.tar.bz2 | |
target/loongarch/kvm: fpu save the vreg registers high 192bit
On kvm side, get_fpu/set_fpu save the vreg registers high 192bits,
but QEMU missing.
Cc: qemu-stable@nongnu.org
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Message-Id: <20240514110752.989572-1-gaosong@loongson.cn>
Diffstat (limited to 'target')
| -rw-r--r-- | target/loongarch/kvm/kvm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/target/loongarch/kvm/kvm.c b/target/loongarch/kvm/kvm.c index bc75552..8e6e27c 100644 --- a/target/loongarch/kvm/kvm.c +++ b/target/loongarch/kvm/kvm.c @@ -436,6 +436,9 @@ static int kvm_loongarch_get_regs_fp(CPUState *cs) env->fcsr0 = fpu.fcsr; for (i = 0; i < 32; i++) { env->fpr[i].vreg.UD[0] = fpu.fpr[i].val64[0]; + env->fpr[i].vreg.UD[1] = fpu.fpr[i].val64[1]; + env->fpr[i].vreg.UD[2] = fpu.fpr[i].val64[2]; + env->fpr[i].vreg.UD[3] = fpu.fpr[i].val64[3]; } for (i = 0; i < 8; i++) { env->cf[i] = fpu.fcc & 0xFF; @@ -455,6 +458,9 @@ static int kvm_loongarch_put_regs_fp(CPUState *cs) fpu.fcc = 0; for (i = 0; i < 32; i++) { fpu.fpr[i].val64[0] = env->fpr[i].vreg.UD[0]; + fpu.fpr[i].val64[1] = env->fpr[i].vreg.UD[1]; + fpu.fpr[i].val64[2] = env->fpr[i].vreg.UD[2]; + fpu.fpr[i].val64[3] = env->fpr[i].vreg.UD[3]; } for (i = 0; i < 8; i++) { |