[Mlir-commits] [mlir] [mlir][mpi] Lowering Mpi To LLVM (PR #127053)

[Christian Ulmann]

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@@ -0,0 +1,84 @@
+// RUN: mlir-opt -convert-to-llvm %s | FileCheck %s
+
+module {
+  // CHECK: llvm.func @MPI_Finalize() -> i32
+  // CHECK: llvm.func @MPI_Recv(!llvm.ptr, i32, {{.+}}, i32, i32, {{.+}}, !llvm.ptr) -> i32
+  // CHECK: llvm.func @MPI_Send(!llvm.ptr, i32, {{.+}}, i32, i32, {{.+}}) -> i32
+  // CHECK: llvm.func @MPI_Comm_rank({{.+}}, !llvm.ptr) -> i32
+  // COMM: llvm.mlir.global external @MPI_COMM_WORLD() {addr_space = 0 : i32} : !llvm.struct<"MPI_ABI_Comm", opaque>
+  // CHECK: llvm.func @MPI_Init(!llvm.ptr, !llvm.ptr) -> i32
+
+  func.func @mpi_test(%arg0: memref<100xf32>) {
+    // CHECK: [[varg0:%.*]]: !llvm.ptr, [[varg1:%.*]]: !llvm.ptr, [[varg2:%.*]]: i64, [[varg3:%.*]]: i64, [[varg4:%.*]]: i64
+    // CHECK: [[v0:%.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>
+    // CHECK-NEXT: [[v1:%.*]] = llvm.insertvalue [[varg0]], [[v0]][0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)> 
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Dinistro wrote:

Nit: Only use `CHECK-NEXT` when necessary.

https://github.com/llvm/llvm-project/pull/127053