xref: /llvm-project/mlir/test/Transforms/print-op-graph-back-edges.mlir (revision 3bef17eac607f3501e684088158d3265f4893807)
1// RUN: mlir-opt -view-op-graph %s -o %t 2>&1 | FileCheck -check-prefix=DFG %s
2
3// DFG-LABEL: digraph G {
4//       DFG:   compound = true;
5//       DFG:   subgraph cluster_1 {
6//       DFG:     v2 [label = " ", shape = plain];
7//       DFG:     label = "builtin.module : ()\n";
8//       DFG:     subgraph cluster_3 {
9//       DFG:       v4 [label = " ", shape = plain];
10//       DFG:       label = "";
11//       DFG:       v5 [fillcolor = "0.000000 1.0 1.0", label = "arith.addi : (index)\n\noverflowFlags: #arith.overflow<none...", shape = ellipse, style = filled];
12//       DFG:       v6 [fillcolor = "0.333333 1.0 1.0", label = "arith.constant : (index)\n\nvalue: 0 : index", shape = ellipse, style = filled];
13//       DFG:       v7 [fillcolor = "0.333333 1.0 1.0", label = "arith.constant : (index)\n\nvalue: 1 : index", shape = ellipse, style = filled];
14//       DFG:     }
15//       DFG:   }
16//       DFG:   v6 -> v5 [label = "0", style = solid];
17//       DFG:   v7 -> v5 [label = "1", style = solid];
18//       DFG: }
19
20module {
21  %add = arith.addi %c0, %c1 : index
22  %c0 = arith.constant 0 : index
23  %c1 = arith.constant 1 : index
24}
25