[clang] [lld] [compiler-rt] [lldb] [libcxx] [clang-tools-extra] [mlir] [libc] [llvm] [MLIR][LLVM] Add Continuous Loop Peeling transform to SCF (PR #71555)

[Matthias Springer via cfe-commits]

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@@ -0,0 +1,46 @@
+// RUN: mlir-opt %s -scf-for-loop-continuous-peeling=convert-single-iter-loops-to-if=true -split-input-file | FileCheck %s
+
+#map = affine_map<(d0, d1)[s0] -> (s0, d0 - d1)>
+func.func @foo(%ub: index) -> index {
+  %c0 = arith.constant 0 : index
+  %step = arith.constant 8 : index
+  %0 = scf.for %iv = %c0 to %ub step %step iter_args(%arg = %c0) -> (index) {
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matthias-springer wrote:

Add another test case so that both `usePowerSplit = false` and `usePowerSplit = true` is exercised.

https://github.com/llvm/llvm-project/pull/71555