[llvm] [BOLT][NFC] Add sink block to flow CFG in profile inference (PR #95047)

Alexander Yermolovich via llvm-commits llvm-commits at lists.llvm.org
Mon Jun 10 17:57:42 PDT 2024


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@@ -320,11 +318,18 @@ createFlowFunction(const BinaryFunction::BasicBlockOrderType &BlockOrder) {
     Func.Blocks.emplace_back();
     FlowBlock &Block = Func.Blocks.back();
     Block.Index = Func.Blocks.size() - 1;
+    Block.IsExit = BB->successors().empty();
     (void)BB;
     assert(Block.Index == BB->getIndex() + 1 &&
            "incorrectly assigned basic block index");
   }
 
+  // Add a special "dummy" sink block so there is always a unique sink
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ayermolo wrote:

nit period

https://github.com/llvm/llvm-project/pull/95047


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