[Mlir-commits] [flang] [mlir] [mlir][OpenMP] Add copyprivate support to omp.single (PR #80477)

Leandro Lupori llvmlistbot at llvm.org
Fri Feb 9 04:53:09 PST 2024


================
@@ -505,6 +505,108 @@ static LogicalResult verifyReductionVarList(Operation *op,
   return success();
 }
 
+//===----------------------------------------------------------------------===//
+// Parser, printer and verifier for CopyPrivateVarList
+//===----------------------------------------------------------------------===//
+
+/// copyprivate-entry-list ::= copyprivate-entry
+///                          | copyprivate-entry-list `,` copyprivate-entry
+/// copyprivate-entry ::= ssa-id `->` symbol-ref `:` type
+static ParseResult parseCopyPrivateVarList(
+    OpAsmParser &parser,
+    SmallVectorImpl<OpAsmParser::UnresolvedOperand> &operands,
+    SmallVectorImpl<Type> &types, ArrayAttr &copyPrivateSymbols) {
+  SmallVector<SymbolRefAttr> copyPrivateFuncsVec;
+  if (failed(parser.parseCommaSeparatedList([&]() {
+        if (parser.parseOperand(operands.emplace_back()) ||
+            parser.parseArrow() ||
+            parser.parseAttribute(copyPrivateFuncsVec.emplace_back()) ||
+            parser.parseColonType(types.emplace_back()))
+          return failure();
+        return success();
+      })))
+    return failure();
+  SmallVector<Attribute> copyPrivateFuncs(copyPrivateFuncsVec.begin(),
+                                          copyPrivateFuncsVec.end());
+  copyPrivateSymbols = ArrayAttr::get(parser.getContext(), copyPrivateFuncs);
+  return success();
+}
+
+/// Print CopyPrivate clause
+static void printCopyPrivateVarList(OpAsmPrinter &p, Operation *op,
+                                    OperandRange copyPrivateVars,
+                                    TypeRange copyPrivateTypes,
+                                    std::optional<ArrayAttr> copyPrivateFuncs) {
+  if (!copyPrivateFuncs.has_value())
+    return;
+  llvm::interleaveComma(
+      llvm::zip(copyPrivateVars, *copyPrivateFuncs, copyPrivateTypes), p,
+      [&](const auto &args) {
+        p << std::get<0>(args) << " -> " << std::get<1>(args) << " : "
+          << std::get<2>(args);
+      });
+}
+
+/// Verifies CopyPrivate Clause
+static LogicalResult
+verifyCopyPrivateVarList(Operation *op, OperandRange copyPrivateVars,
+                         std::optional<ArrayAttr> copyPrivateFuncs) {
+  if (!copyPrivateVars.empty()) {
+    if (!copyPrivateFuncs || copyPrivateFuncs->size() != copyPrivateVars.size())
+      return op->emitOpError() << "expected as many copyPrivate functions as "
+                                  "copyPrivate variables";
+  } else {
+    if (copyPrivateFuncs)
+      return op->emitOpError() << "unexpected copyPrivate functions";
+    return success();
+  }
----------------
luporl wrote:

Done, with small changes to keep old behavior. The code is indeed easier to read now, thanks.

https://github.com/llvm/llvm-project/pull/80477


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