[llvm-branch-commits] [llvm] [AMDGPU][SILoadStoreOptimizer] Include constrained buffer load variants (PR #101619)

[Matt Arsenault via llvm-branch-commits]

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@@ -1696,38 +1734,51 @@ unsigned SILoadStoreOptimizer::getNewOpcode(const CombineInfo &CI,
 
   case UNKNOWN:
     llvm_unreachable("Unknown instruction class");
-  case S_BUFFER_LOAD_IMM:
+  case S_BUFFER_LOAD_IMM: {
+    const MachineMemOperand *MMO = *CI.I->memoperands_begin();
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arsenm wrote:

Avoid assuming there is an MMO, the verifier does not enforce this 

https://github.com/llvm/llvm-project/pull/101619