[PATCH] D142502: [AArch64] Add A+B+1 and A-B-1 macro fusion for Ampere1A

[Philipp Tomsich via Phabricator via llvm-commits]

philipp.tomsich added inline comments.


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Comment at: llvm/test/CodeGen/AArch64/macro-fusion-addsub-2reg-const1.mir:1
+# RUN: llc -o - %s -mtriple=aarch64-- -mattr=+fuse-addsub-2reg-const1 -run-pass postmisched | FileCheck %s --check-prefixes=CHECK,FUSION
+# RUN: llc -o - %s -mtriple=aarch64-- -mattr=-fuse-addsub-2reg-const1 -run-pass postmisched | FileCheck %s --check-prefixes=CHECK,NOFUSION
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dmgreen wrote:
> It may be worth adding more tests for more combos of instructions.
Agreed. We'll defer this to a later change, and I'll land this with the single test.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142502/new/

https://reviews.llvm.org/D142502