[llvm] [VPlan] Add VPIRBasicBlock, use to model pre-preheader. (PR #93398)
Florian Hahn via llvm-commits
llvm-commits at lists.llvm.org
Tue May 28 22:06:18 PDT 2024
================
@@ -2948,12 +2953,48 @@ class VPBasicBlock : public VPBlockBase {
return NewBlock;
}
+protected:
+ void executeRecipes(VPTransformState *State, BasicBlock *BB);
+
private:
/// Create an IR BasicBlock to hold the output instructions generated by this
/// VPBasicBlock, and return it. Update the CFGState accordingly.
BasicBlock *createEmptyBasicBlock(VPTransformState::CFGState &CFG);
};
+/// A special type of VPBasicBlock that wraps an existing IR basic block.
+/// Recipes of the block get added before the first non-phi instruction in the
+/// wrapped block.
+class VPIRBasicBlock : public VPBasicBlock {
+ BasicBlock *WrappedBlock;
----------------
fhahn wrote:
Renamed, thanks
https://github.com/llvm/llvm-project/pull/93398
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