[clang] [llvm] [Clang] [OpenMP] Add support for '#pragma omp stripe'. (PR #119891)

[Zahira Ammarguellat via llvm-commits]

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@@ -5621,6 +5623,81 @@ class OMPTileDirective final : public OMPLoopTransformationDirective {
   }
 };
 
+class OMPStripeDirective final : public OMPLoopTransformationDirective {
+  friend class ASTStmtReader;
+  friend class OMPExecutableDirective;
+
+  /// Default list of offsets.
+  enum {
+    PreInitsOffset = 0,
+    TransformedStmtOffset,
+  };
+
+  explicit OMPStripeDirective(SourceLocation StartLoc, SourceLocation EndLoc,
+                              unsigned NumLoops)
+      : OMPLoopTransformationDirective(OMPStripeDirectiveClass,
+                                       llvm::omp::OMPD_stripe, StartLoc, EndLoc,
+                                       NumLoops) {
+    setNumGeneratedLoops(3 * NumLoops);
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zahiraam wrote:

I think so. The behavior of `stripe` is the same than `tile` (chapter 11.7)  So I basically just used the same number of generated loops. 

https://github.com/llvm/llvm-project/pull/119891