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// Check if mlir marks the corresponding function with required coroutine attribute.
//
// RUN: mlir-opt %s -pass-pipeline="builtin.module(async-to-async-runtime,func.func(async-runtime-ref-counting,async-runtime-ref-counting-opt),convert-async-to-llvm,func.func(convert-linalg-to-loops,convert-scf-to-cf),convert-linalg-to-llvm,finalize-memref-to-llvm,func.func(convert-arith-to-llvm),convert-func-to-llvm,reconcile-unrealized-casts)" \
// RUN: | FileCheck %s
// CHECK: llvm.func @async_execute_fn{{.*}}attributes{{.*}}presplitcoroutine
// CHECK: llvm.func @async_execute_fn_0{{.*}}attributes{{.*}}presplitcoroutine
// CHECK: llvm.func @async_execute_fn_1{{.*}}attributes{{.*}}presplitcoroutine
func.func @main() {
%i0 = arith.constant 0 : index
%i1 = arith.constant 1 : index
%i2 = arith.constant 2 : index
%i3 = arith.constant 3 : index
%c0 = arith.constant 0.0 : f32
%c1 = arith.constant 1.0 : f32
%c2 = arith.constant 2.0 : f32
%c3 = arith.constant 3.0 : f32
%c4 = arith.constant 4.0 : f32
%A = memref.alloc() : memref<4xf32>
linalg.fill ins(%c0 : f32) outs(%A : memref<4xf32>)
%U = memref.cast %A : memref<4xf32> to memref<*xf32>
call @printMemrefF32(%U): (memref<*xf32>) -> ()
memref.store %c1, %A[%i0]: memref<4xf32>
call @mlirAsyncRuntimePrintCurrentThreadId(): () -> ()
call @printMemrefF32(%U): (memref<*xf32>) -> ()
%outer = async.execute {
memref.store %c2, %A[%i1]: memref<4xf32>
func.call @mlirAsyncRuntimePrintCurrentThreadId(): () -> ()
func.call @printMemrefF32(%U): (memref<*xf32>) -> ()
// No op async region to create a token for testing async dependency.
%noop = async.execute {
func.call @mlirAsyncRuntimePrintCurrentThreadId(): () -> ()
async.yield
}
%inner = async.execute [%noop] {
memref.store %c3, %A[%i2]: memref<4xf32>
func.call @mlirAsyncRuntimePrintCurrentThreadId(): () -> ()
func.call @printMemrefF32(%U): (memref<*xf32>) -> ()
async.yield
}
async.await %inner : !async.token
memref.store %c4, %A[%i3]: memref<4xf32>
func.call @mlirAsyncRuntimePrintCurrentThreadId(): () -> ()
func.call @printMemrefF32(%U): (memref<*xf32>) -> ()
async.yield
}
async.await %outer : !async.token
call @mlirAsyncRuntimePrintCurrentThreadId(): () -> ()
call @printMemrefF32(%U): (memref<*xf32>) -> ()
memref.dealloc %A : memref<4xf32>
return
}
func.func private @mlirAsyncRuntimePrintCurrentThreadId() -> ()
func.func private @printMemrefF32(memref<*xf32>) attributes { llvm.emit_c_interface }
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