[Mlir-commits] [mlir] [mlir][Hoisting] Hoisting vector.extract/vector.broadcast pairs (PR #86108)

[Steven Varoumas]

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@@ -43,6 +43,121 @@ using llvm::dbgs;
 using namespace mlir;
 using namespace mlir::linalg;
 
+scf::ForOp replaceWithDifferentYield(RewriterBase &rewriter, scf::ForOp loop,
+                                     Value newInitOperand, int index,
+                                     Value newYieldValue) {
+  OpBuilder::InsertionGuard g(rewriter);
+  rewriter.setInsertionPoint(loop.getOperation());
+  auto inits = llvm::to_vector(loop.getInits());
+
+  // Replace the init value with the new operand
+  inits[index] = newInitOperand;
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stevenvar wrote:

Added an assert  `assert(index < inits.size());`

https://github.com/llvm/llvm-project/pull/86108