[llvm] [AMDGPU] Examine instructions in pending queues during scheduling (PR #147653)

[Jeffrey Byrnes via llvm-commits]

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@@ -68,6 +68,14 @@ static cl::opt<bool> GCNTrackers(
     cl::desc("Use the AMDGPU specific RPTrackers during scheduling"),
     cl::init(false));
 
+static cl::opt<bool> ExaminePendingQueue(
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jrbyrnes wrote:

Curious why we want a flag for this?

https://github.com/llvm/llvm-project/pull/147653