diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/python/m5/util/dot_writer.py | 101 |
1 files changed, 86 insertions, 15 deletions
diff --git a/src/python/m5/util/dot_writer.py b/src/python/m5/util/dot_writer.py index fbeb655ca..8d93b4263 100644 --- a/src/python/m5/util/dot_writer.py +++ b/src/python/m5/util/dot_writer.py @@ -129,43 +129,114 @@ def dot_add_edge(simNode, callgraph, full_port_name, peerPort): callgraph.add_edge(pydot.Edge(full_port_name, peer_port_name)) def dot_create_cluster(simNode, full_path, label): - # if you read this, feel free to modify colors / style return pydot.Cluster( \ full_path, \ shape = "Mrecord", \ label = label, \ style = "\"rounded, filled\"", \ color = "#000000", \ - fillcolor = dot_gen_color(simNode), \ + fillcolor = dot_gen_colour(simNode), \ fontname = "Arial", \ fontsize = "14", \ fontcolor = "#000000" \ ) def dot_create_node(simNode, full_path, label): - # if you read this, feel free to modify colors / style. - # leafs may have a different style => seperate function return pydot.Node( \ full_path, \ shape = "Mrecord", \ label = label, \ style = "\"rounded, filled\"", \ color = "#000000", \ - fillcolor = "#808080", \ + fillcolor = dot_gen_colour(simNode, True), \ fontname = "Arial", \ fontsize = "14", \ fontcolor = "#000000" \ ) -# generate color for nodes -def dot_gen_color(simNode): - # start off with white - base = (256, 256, 256) - # scale the color based on the depth - depth = len(simNode.path().split('.')) - # slightly arbitrary, but assume that the depth is less than six - # levels - r, g, b = map(lambda x: x * max(1 - depth / 6.0, 0.3), base) +# an enumerator for different kinds of node types, at the moment we +# discern the majority of node types, with the caches being the +# notable exception +class NodeType: + SYS = 0 + CPU = 1 + BUS = 2 + MEM = 3 + DEV = 4 + OTHER = 5 + +# based on the sim object, determine the node type +def get_node_type(simNode): + if isinstance(simNode, m5.objects.System): + return NodeType.SYS + # NULL ISA has no BaseCPU or PioDevice, so check if these names + # exists before using them + elif 'BaseCPU' in dir(m5.objects) and \ + isinstance(simNode, m5.objects.BaseCPU): + return NodeType.CPU + elif 'PioDevice' in dir(m5.objects) and \ + isinstance(simNode, m5.objects.PioDevice): + return NodeType.DEV + elif isinstance(simNode, m5.objects.BaseBus): + return NodeType.BUS + elif isinstance(simNode, m5.objects.AbstractMemory): + return NodeType.MEM + else: + return NodeType.OTHER + +# based on the node type, determine the colour as an RGB tuple, the +# palette is rather arbitrary at this point (some coherent natural +# tones), and someone that feels artistic should probably have a look +def get_type_colour(nodeType): + if nodeType == NodeType.SYS: + return (228, 231, 235) + elif nodeType == NodeType.CPU: + return (187, 198, 217) + elif nodeType == NodeType.BUS: + return (111, 121, 140) + elif nodeType == NodeType.MEM: + return (94, 89, 88) + elif nodeType == NodeType.DEV: + return (199, 167, 147) + elif nodeType == NodeType.OTHER: + # use a relatively gray shade + return (186, 182, 174) + +# generate colour for a node, either corresponding to a sim object or a +# port +def dot_gen_colour(simNode, isPort = False): + # determine the type of the current node, and also its parent, if + # the node is not the same type as the parent then we use the base + # colour for its type + node_type = get_node_type(simNode) + if simNode._parent: + parent_type = get_node_type(simNode._parent) + else: + parent_type = NodeType.OTHER + + # if this node is the same type as the parent, then scale the + # colour based on the depth such that the deeper levels in the + # hierarchy get darker colours + if node_type == parent_type: + # start out with a depth of zero + depth = 0 + parent = simNode._parent + # find the closes parent that is not the same type + while parent and get_node_type(parent) == parent_type: + depth = depth + 1 + parent = parent._parent + node_colour = get_type_colour(parent_type) + # slightly arbitrary, but assume that the depth is less than + # five levels + r, g, b = map(lambda x: x * max(1 - depth / 7.0, 0.3), node_colour) + else: + node_colour = get_type_colour(node_type) + r, g, b = node_colour + + # if we are colouring a port, then make it a slightly darker shade + # than the node that encapsulates it, once again use a magic constant + if isPort: + r, g, b = map(lambda x: 0.8 * x, (r, g, b)) return dot_rgb_to_html(r, g, b) @@ -190,4 +261,4 @@ def do_dot(root, outdir, dotFilename): callgraph.write_svg(dot_filename + ".svg") callgraph.write_pdf(dot_filename + ".pdf") except: - warn("failed to generate pdf output from %s", dot_filename) + warn("failed to generate dot output from %s", dot_filename) |