[llvm] [AMDGPU] Add & use amdgcn-verify-memory-legalizer (PR #78697)

[Jay Foad via llvm-commits]

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@@ -34,6 +34,10 @@ static cl::opt<bool> AmdgcnSkipCacheInvalidations(
     "amdgcn-skip-cache-invalidations", cl::init(false), cl::Hidden,
     cl::desc("Use this to skip inserting cache invalidating instructions."));
 
+static cl::opt<bool> VerifyMemoryLegalizer(
+    "amdgcn-verify-memory-legalizer", cl::init(false), cl::Hidden,
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jayfoad wrote:

Suggest `amdgpu-` instead of `amdgcn-`.

https://github.com/llvm/llvm-project/pull/78697