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3 Commits

Author SHA1 Message Date
Tianrui Zhao
118e10cd89 LoongArch: KVM: Add LASX (256bit SIMD) support 
This patch adds LASX (256bit SIMD) support for LoongArch KVM.

There will be LASX exception in KVM when guest use the LASX instructions.
KVM will enable LASX and restore the vector registers for guest and then
return to guest to continue running.

Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
 2023-12-19 10:48:28 +08:00
Tianrui Zhao
db1ecca22e LoongArch: KVM: Add LSX (128bit SIMD) support 
This patch adds LSX (128bit SIMD) support for LoongArch KVM.

There will be LSX exception in KVM when guest use the LSX instructions.
KVM will enable LSX and restore the vector registers for guest and then
return to guest to continue running.

Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
 2023-12-19 10:48:28 +08:00
Tianrui Zhao
dfe3dc07fa LoongArch: KVM: Add vcpu related header files 
Add LoongArch vcpu related header files, including vcpu csr information,
irq number definitions, and some vcpu interfaces.

Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Tested-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
 2023-10-02 10:01:27 +08:00