Add RISC-V detection macro and more architecture instructions#92574

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bors merged 1 commit intorust-lang:masterfrom luojia65:riscv-kernel-dev-rust

Jan 5, 2022

+17-6

Commits on Jan 5, 2022

Add is_riscv_feature_detected!; modify impl of hint::spin_loop
luojia65
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