[PATCH] D93619: [RISCV] Optimize multiplication with constant

[Ben Shi via Phabricator via llvm-commits]

benshi001 added a comment.

i64 mul on riscv32 is omitted, since 6-10 extra instruction are generated, not sure if it is a win against calling __muldi3.


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  https://reviews.llvm.org/D93619/new/

https://reviews.llvm.org/D93619