riscv64: Add support for mulhsu and CSRR*I instruction #22
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Signed-off-by: Xiao Wang <[email protected]>
XiaoWang1772
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Signed-off-by: Xiao Wang <[email protected]>
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The first patch adds support for the mulhsu instruction from M-ext.
The second patch adds support for CSRRWI, CSRRSI and CSRRCI instructions from Zicsr extension.
Update the README.riscv64 accordingly.
BRs,
Xiao