[llvm] [RISCV] Add macro fusions for Xiangshan (PR #72362)

Wang Pengcheng via llvm-commits llvm-commits at lists.llvm.org
Tue Nov 21 23:31:36 PST 2023

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wangpc-pp wrote:

cc @dtcxzyw  @poemonsense
Can you address @topperc's comments? It seems that some fusions don't match instruction patterns LLVM generated. Is it because you are using GCC when profiling?
It seems that some ISel patterns need to be changed to support these fusions.

https://github.com/llvm/llvm-project/pull/72362

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