[llvm] [SandboxVec][LoadStoreVec] Vectorize load seed chains (PR #215944)

[Anshil Gandhi via llvm-commits]

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@@ -2,12 +2,29 @@
 ; RUN: opt -passes=sandbox-vectorizer -sbvec-vec-reg-bits=1024 -sbvec-allow-non-pow2 -sbvec-passes="seed-collection(enable-diff-types)<load-store-vec>" %s -S | FileCheck %s
 ; RUN: opt -passes=sandbox-vectorizer -sbvec-vec-reg-bits=1024 -sbvec-allow-non-pow2 -sbvec-passes="seed-collection(enable-diff-types)<load-store-vec>" -use-constant-int-for-fixed-length-splat %s -S | FileCheck %s
 
+define void @load_store_vec_trivial_load_defuse_store(ptr %ptr) {
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gandhi56 wrote:

There isn't really a distinction between store-load or load-store instances at this point.

https://github.com/llvm/llvm-project/pull/215944