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test.mlir
// RUN: loom-raise-opt --loom-lower-scf-to-dfg --mlir-print-op-generic %s | FileCheck %s
dataflow.thread private @thread_0 domain(#dataflow.thread_domain<dense>)(
%limit: index, %memory: memref<?xindex>) ctrl (%ctrl: none) {
"loom.spatial_region"(%limit, %memory)
<{operandSegmentSizes = array<i32: 1, 0, 1, 0>,
resultSegmentSizes = array<i32: 0, 0>}> ({
^bb0(%lim: index, %target: memref<?xindex>):
%zero = arith.constant 0 : index
%one = arith.constant 1 : index
%two = arith.constant 2 : index
scf.for %iv0 = %zero to %two step %one {
%ld1 = memref.load %target[%zero] : memref<?xindex>
%ad1 = arith.addi %ld1, %one : index
memref.store %ad1, %target[%zero] : memref<?xindex>
}
%wr2 = scf.while (%wa2 = %zero) : (index) -> index {
%wc2 = arith.cmpi ult, %wa2, %two : index
scf.condition(%wc2) %wa2 : index
} do {
^bb0(%wb2: index):
memref.store %one, %target[%zero] : memref<?xindex>
%wn2 = arith.addi %wb2, %one : index
scf.yield %wn2 : index
}
"loom.spatial_yield"()
<{operandSegmentSizes = array<i32: 0, 0>}> : () -> ()
}) {graph_name = "g_thread_0", source_maps = []} :
(index, memref<?xindex>) -> ()
dataflow.thread.yield
}
dataflow.thread private @thread_1 domain(#dataflow.thread_domain<dense>)(
%limit: index, %memory: memref<?xindex>) ctrl (%ctrl: none) {
dataflow.thread.yield
}
// CHECK: "builtin.module"() ({
// CHECK-NEXT: "dataflow.thread"() <{domain = #dataflow.thread_domain<dense>, function_type = (index, memref<?xindex>) -> (), sym_name = "thread_0", sym_visibility = "private"}> ({
// CHECK-NEXT: ^bb0(%arg6: index, %arg7: memref<?xindex>, %arg8: none):
// CHECK-NEXT: %53 = "dataflow.graph.launch"(%arg8, %arg6, %arg7) <{callee = @g_thread_0, operandSegmentSizes = array<i32: 1, 1, 0, 1, 0>, resultSegmentSizes = array<i32: 0, 0, 1>, source_maps = []}> : (none, index, memref<?xindex>) -> none
// CHECK-NEXT: "dataflow.thread.yield"(%53) : (none) -> ()
// CHECK-NEXT: }) : () -> ()
// CHECK-NEXT: "dataflow.thread"() <{domain = #dataflow.thread_domain<dense>, function_type = (index, memref<?xindex>) -> (), sym_name = "thread_1", sym_visibility = "private"}> ({
// CHECK-NEXT: ^bb0(%arg3: index, %arg4: memref<?xindex>, %arg5: none):
// CHECK-NEXT: "dataflow.thread.yield"() : () -> ()
// CHECK-NEXT: }) : () -> ()
// CHECK-NEXT: "dataflow.graph"() <{arg_attrs = [{}, {llvm.noalias}], function_type = (index, memref<?xindex>) -> (), input_segments = array<i32: 1, 0, 1>, result_segments = array<i32: 0, 0, 0>, sym_name = "g_thread_0", sym_visibility = "private"}> ({
// CHECK-NEXT: ^bb0(%arg0: none, %arg1: index, %arg2: memref<?xindex>):
// CHECK-NEXT: %0 = "dataflow.constant"(%arg0) <{const_value = 0 : index}> : (none) -> index
// CHECK-NEXT: %1 = "dataflow.constant"(%arg0) <{const_value = 1 : index}> : (none) -> index
// CHECK-NEXT: %2 = "dataflow.constant"(%arg0) <{const_value = 2 : index}> : (none) -> index
// CHECK-NEXT: %3 = "arith.index_cast"(%0) : (index) -> i32
// CHECK-NEXT: %4 = "arith.index_cast"(%2) : (index) -> i32
// CHECK-NEXT: %5 = "arith.index_cast"(%1) : (index) -> i32
// CHECK-NEXT: %6:2 = "dataflow.stream"(%3, %4, %5) <{predicate = 2 : i64, step_kind = 0 : i32}> : (i32, i32, i32) -> (i32, i1)
// CHECK-NEXT: %7 = "dataflow.carry"(%6#1, %arg0, %8#1) : (i1, none, none) -> none
// CHECK-NEXT: %8:2 = "dataflow.demux"(%6#1, %7) : (i1, none) -> (none, none)
// CHECK-NEXT: %9 = "dataflow.invariant"(%6#1, %0) : (i1, index) -> index
// CHECK-NEXT: %10:2 = "dataflow.gate"(%6#1, %9) : (i1, index) -> (i1, index)
// CHECK-NEXT: %11:2 = "dataflow.demux"(%10#0, %10#1) : (i1, index) -> (index, index)
// CHECK-NEXT: %12 = "dataflow.invariant"(%6#1, %1) : (i1, index) -> index
// CHECK-NEXT: %13:2 = "dataflow.gate"(%6#1, %12) : (i1, index) -> (i1, index)
// CHECK-NEXT: %14:2 = "dataflow.demux"(%13#0, %13#1) : (i1, index) -> (index, index)
// CHECK-NEXT: %15 = "dataflow.carry"(%6#1, %arg0, %23) : (i1, none, none) -> none
// CHECK-NEXT: %16 = "dataflow.carry"(%6#1, %arg0, %23) : (i1, none, none) -> none
// CHECK-NEXT: %17:2 = "dataflow.demux"(%6#1, %15) : (i1, none) -> (none, none)
// CHECK-NEXT: %18:2 = "dataflow.demux"(%6#1, %16) : (i1, none) -> (none, none)
// CHECK-NEXT: %19:2 = "dataflow.sync"(%8#1, %17#1) : (none, none) -> (none, none)
// CHECK-NEXT: %20:2 = "dataflow.load"(%arg2, %10#1, %19#0) : (memref<?xindex>, index, none) -> (index, none)
// CHECK-NEXT: %21:2 = "dataflow.sync"(%18#1, %20#1) : (none, none) -> (none, none)
// CHECK-NEXT: %22 = "arith.addi"(%20#0, %13#1) <{overflowFlags = #arith.overflow<none>}> : (index, index) -> index
// CHECK-NEXT: %23 = "dataflow.store"(%arg2, %10#1, %22, %21#0) : (memref<?xindex>, index, index, none) -> none
// CHECK-NEXT: %24 = "arith.cmpi"(%3, %4) <{predicate = 2 : i64}> : (i32, i32) -> i1
// CHECK-NEXT: %25:2 = "dataflow.demux"(%24, %8#0) : (i1, none) -> (none, none)
// CHECK-NEXT: %26:3 = "dataflow.sync"(%25#1, %11#0, %14#0) : (none, index, index) -> (none, index, index)
// CHECK-NEXT: %27 = "dataflow.mux"(%24, %25#0, %26#0) : (i1, none, none) -> none
// CHECK-NEXT: %28 = "dataflow.carry"(%32, %27, %34#1) : (i1, none, none) -> none
// CHECK-NEXT: %29 = "dataflow.carry"(%32, %0, %46) : (i1, index, index) -> index
// CHECK-NEXT: %30 = "dataflow.invariant"(%32, %2) : (i1, index) -> index
// CHECK-NEXT: %31 = "dataflow.carry"(%32, %18#0, %45) : (i1, none, none) -> none
// CHECK-NEXT: %32 = "arith.cmpi"(%29, %30) <{predicate = 6 : i64}> : (index, index) -> i1
// CHECK-NEXT: %33:2 = "dataflow.demux"(%32, %28) : (i1, none) -> (none, none)
// CHECK-NEXT: %34:2 = "dataflow.gate"(%32, %28) : (i1, none) -> (i1, none)
// CHECK-NEXT: %35:2 = "dataflow.demux"(%34#0, %34#1) : (i1, none) -> (none, none)
// CHECK-NEXT: %36:2 = "dataflow.demux"(%32, %31) : (i1, none) -> (none, none)
// CHECK-NEXT: %37:2 = "dataflow.demux"(%32, %29) : (i1, index) -> (index, index)
// CHECK-NEXT: %38 = "dataflow.invariant"(%32, %1) : (i1, index) -> index
// CHECK-NEXT: %39:2 = "dataflow.gate"(%32, %38) : (i1, index) -> (i1, index)
// CHECK-NEXT: %40:2 = "dataflow.demux"(%39#0, %39#1) : (i1, index) -> (index, index)
// CHECK-NEXT: %41 = "dataflow.invariant"(%32, %0) : (i1, index) -> index
// CHECK-NEXT: %42:2 = "dataflow.gate"(%32, %41) : (i1, index) -> (i1, index)
// CHECK-NEXT: %43:2 = "dataflow.demux"(%42#0, %42#1) : (i1, index) -> (index, index)
// CHECK-NEXT: %44:2 = "dataflow.sync"(%34#1, %36#1) : (none, none) -> (none, none)
// CHECK-NEXT: %45 = "dataflow.store"(%arg2, %42#1, %39#1, %44#0) : (memref<?xindex>, index, index, none) -> none
// CHECK-NEXT: %46 = "arith.addi"(%37#1, %39#1) <{overflowFlags = #arith.overflow<none>}> : (index, index) -> index
// CHECK-NEXT: %47:2 = "dataflow.demux"(%34#0, %34#1) : (i1, none) -> (none, none)
// CHECK-NEXT: %48:4 = "dataflow.sync"(%47#0, %35#0, %40#0, %43#0) : (none, none, index, index) -> (none, none, index, index)
// CHECK-NEXT: %49 = "dataflow.mux"(%34#0, %48#0, %47#1) : (i1, none, none) -> none
// CHECK-NEXT: %50 = "dataflow.carry"(%32, %27, %49) : (i1, none, none) -> none
// CHECK-NEXT: %51:2 = "dataflow.demux"(%32, %50) : (i1, none) -> (none, none)
// CHECK-NEXT: %52:2 = "dataflow.sync"(%33#0, %51#0) : (none, none) -> (none, none)
// CHECK-NEXT: "dataflow.graph.return"(%52#0, %36#0) <{operandSegmentSizes = array<i32: 0, 0, 0, 2>}> : (none, none) -> ()
// CHECK-NEXT: }) : () -> ()
// CHECK-NEXT: }) : () -> ()
// CHECK-EMPTY: