[PATCH] D100577: [RISCV] Optimize getVLENFactoredAmount function.

[Fraser Cormack via Phabricator via llvm-commits]

frasercrmck added inline comments.


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Comment at: llvm/test/CodeGen/RISCV/rvv/allocate-lmul-2-4-8.ll:307
 ; CHECK-NEXT:    csrr a0, vlenb
-; CHECK-NEXT:    addi a1, zero, 15
-; CHECK-NEXT:    mul a0, a0, a1
+; CHECK-NEXT:    slli a1, a0, vl
+; CHECK-NEXT:    sub a0, a1, a0
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@rogfer01 I believe this line shows the issue you're talking about?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D100577/new/

https://reviews.llvm.org/D100577