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LoongArch: KVM: Add LSX (128bit SIMD) support

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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>
This commit is contained in:
Tianrui Zhao 2023-12-19 10:48:28 +08:00 • committed by Huacai Chen
commit db1ecca22e
8 changed files with 280 additions and 8 deletions
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