[libcxx-commits] [flang] [libcxx] [compiler-rt] [llvm] [libc] [lldb] [lld] [clang-tools-extra] [clang] [AMDGPU] Use alias info to relax waitcounts for LDS DMA (PR #74537)

[Stanislav Mekhanoshin via libcxx-commits]

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@@ -130,6 +130,8 @@
 ; GCN-O0-NEXT:        MachineDominator Tree Construction
 ; GCN-O0-NEXT:        Machine Natural Loop Construction
 ; GCN-O0-NEXT:        MachinePostDominator Tree Construction
+; GCN-O0-NEXT:        Basic Alias Analysis (stateless AA impl)
+; GCN-O0-NEXT:        Function Alias Analysis Results
----------------
rampitec wrote:

If I just skip getAnalysis call it does not help since analysis is requested in the getAnalysisUsage. If I do not request it it is not available at any optlevel.  This is the benefit of the alternative https://github.com/llvm/llvm-project/pull/75974, it does not request the full analysis.

https://github.com/llvm/llvm-project/pull/74537