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[RISCV] Expand multiplication by `(2/4/8 * 3/5/9 + 1) << N` with SHL_ADD#166372

Merged

pfusik merged 6 commits intollvm:mainllvm/llvm-project:mainfrom

pfusik:mul248t359p1pfusik/llvm-project:mul248t359p1Copy head branch name to clipboard

Nov 6, 2025

Conversation Commits6 (6)Checks Files changed

Merged

[RISCV] Expand multiplication by `(2/4/8 * 3/5/9 + 1) << N` with SHL_ADD#166372
pfusik merged 6 commits intollvm:mainfrom
pfusik:mul248t359p1

Commits

Commits on Nov 4, 2025

[RISCV][test] Multiplication by `(2/4/8 * 3/5/9 + 1) << N` with SHL_ADD
pfusik
committed
[RISCV] Expand multiplication by `(2/4/8 * 3/5/9 + 1) << N` with SHL_ADD
pfusik
committed
[RISCV][NFC] Revert to the generic detection
pfusik
committed
[RISCV][NFC] Call `expandMulToShlAddShlAdd` once
pfusik
committed

Commits on Nov 5, 2025

[RISCV][NFC] Add AddX argument comments
pfusik
committed
[RISCV][NFC] Comment the transforms in expandMulToShlAddShlAdd
pfusik
committed

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