plctlab / llvm-project

PLCT实验室的 RISC-V V Spec 实现,基于llvm/llvm-project,rkruppe/rvv-llvm 和 https://repo.hca.bsc.es/gitlab/rferrer/llvm-epi-0.8
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Vector Widening Floating-Point Multiply和Vector Single-Width Floating-Point Multiply/Divide Instructions #67

Open ztjjj9 opened 8 months ago

ztjjj9 commented 8 months ago

一直不理解Vector Widening Floating-Point Multiply和Vector Single-Width Floating-Point Multiply的区别?在看官方给的v扩展手册0.7.1时,没有发现例子,可以解答一下嘛?万分感谢! # Floating-point multiply vfmul.vv vd, vs2, vs1, vm # Vector-vector

# Widening floating-point multiply vfwmul.vv vd, vs2, vs1, vm # vector-vector