[flang-commits] [flang] [llvm] [flang][OpenMP] Decompose compound constructs, do recursive lowering (PR #90098)

Krzysztof Parzyszek via flang-commits flang-commits at lists.llvm.org
Tue May 7 08:26:18 PDT 2024


================
@@ -1895,18 +1928,134 @@ static void genCompositeDoSimd(Fortran::lower::AbstractConverter &converter,
   // When support for vectorization is enabled, then we need to add handling of
   // if clause. Currently if clause can be skipped because we always assume
   // SIMD length = 1.
-  genWsloopOp(converter, symTable, semaCtx, eval, loc, clauses);
+  genWsloopOp(converter, symTable, semaCtx, eval, loc, clauses, queue, item);
 }
 
 static void
 genCompositeTaskloopSimd(Fortran::lower::AbstractConverter &converter,
                          Fortran::lower::SymMap &symTable,
                          Fortran::semantics::SemanticsContext &semaCtx,
                          Fortran::lower::pft::Evaluation &eval,
-                         const List<Clause> &clauses, mlir::Location loc) {
+                         mlir::Location loc, const List<Clause> &clauses,
+                         const ConstructQueue &queue,
+                         ConstructQueue::iterator item) {
   TODO(loc, "Composite TASKLOOP SIMD");
 }
 
+//===----------------------------------------------------------------------===//
+// Dispatch
+//===----------------------------------------------------------------------===//
+
+static void genOMPDispatch(Fortran::lower::AbstractConverter &converter,
+                           Fortran::lower::SymMap &symTable,
+                           Fortran::semantics::SemanticsContext &semaCtx,
+                           Fortran::lower::pft::Evaluation &eval,
+                           mlir::Location loc, const ConstructQueue &queue,
+                           ConstructQueue::iterator item) {
+  assert(item != queue.end());
+  const List<Clause> &clauses = item->clauses;
+
+  switch (llvm::omp::Directive dir = item->id) {
+  case llvm::omp::Directive::OMPD_distribute:
+    genDistributeOp(converter, symTable, semaCtx, eval, loc, clauses, queue,
+                    item);
+    break;
+  case llvm::omp::Directive::OMPD_do:
+    genWsloopOp(converter, symTable, semaCtx, eval, loc, clauses, queue, item);
+    break;
+  case llvm::omp::Directive::OMPD_loop:
+  case llvm::omp::Directive::OMPD_masked:
----------------
kparzysz wrote:

Added.

https://github.com/llvm/llvm-project/pull/90098


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