[clang] [llvm] [openmp] [OpenMP] Taskgraph Clang 'record and replay' frontend support (PR #159774)

[Alexey Bataev via llvm-commits]

================
@@ -5954,6 +5976,48 @@ void CGOpenMPRuntime::emitTaskwaitCall(CodeGenFunction &CGF, SourceLocation Loc,
     Region->emitUntiedSwitch(CGF);
 }
 
+void CGOpenMPRuntime::emitTaskgraphCall(CodeGenFunction &CGF,
+                                        SourceLocation Loc,
+                                        const OMPExecutableDirective &D) {
+  if (!CGF.HaveInsertPoint())
+    return;
+
+  // Building kmp_taskgraph_flags_t flags for kmpc_taskgraph. C.f., kmp.h
+  enum {
+    NowaitFlag = 0x1, // Not used yet.
+    ReRecordFlag = 0x2,
+  };
+
+  unsigned Flags = 0;
+
+  CodeGenFunction OutlinedCGF(CGM, true);
+
+  const CapturedStmt *CS = cast<CapturedStmt>(D.getAssociatedStmt());
+
+  auto &&BodyGen = [CS](CodeGenFunction &CGF, PrePostActionTy &) {
----------------
alexey-bataev wrote:

```suggestion
  auto BodyGen = [CS](CodeGenFunction &CGF, PrePostActionTy &) {
```

https://github.com/llvm/llvm-project/pull/159774