Mercurial > lcfOS

annotate test/testgraph.py @ 303:be7f60545368

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Final fixups
author Windel Bouwman
date Fri, 06 Dec 2013 12:37:48 +0100
parents 6753763d3bec
children e9fe6988497c
rev   line source
277
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
1 #!/usr/bin/python
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
2
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
3 import unittest
301
6753763d3bec merge codegen into ppci package
Windel Bouwman
parents: 296
diff changeset
4 from ppci.codegen.graph import Graph, Node
6753763d3bec merge codegen into ppci package
Windel Bouwman
parents: 296
diff changeset
5 from ppci.codegen.interferencegraph import InterferenceGraph
6753763d3bec merge codegen into ppci package
Windel Bouwman
parents: 296
diff changeset
6 from ppci.codegen.flowgraph import FlowGraph
6753763d3bec merge codegen into ppci package
Windel Bouwman
parents: 296
diff changeset
7 from ppci import ir
6753763d3bec merge codegen into ppci package
Windel Bouwman
parents: 296
diff changeset
8 from ppci.irmach import AbstractInstruction as AI
280
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
9 from target import Nop
279
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
10
277
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
11
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
12 class GraphTestCase(unittest.TestCase):
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
13 def testEdge(self):
296
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
14 g = Graph()
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
15 n1 = Node(g)
278
9fca39eebe50 First implementation of regalloc with coalsesc
Windel Bouwman
parents: 277
diff changeset
16 g.addNode(n1)
296
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
17 n2 = Node(g)
278
9fca39eebe50 First implementation of regalloc with coalsesc
Windel Bouwman
parents: 277
diff changeset
18 g.addNode(n2)
277
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
19 g.addEdge(n1, n2)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
20 self.assertTrue(g.hasEdge(n2, n1))
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
21 self.assertTrue(g.hasEdge(n1, n2))
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
22 g.delNode(n1)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
23 g.delNode(n2)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
24
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
25 def testDegree(self):
296
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
26 g = Graph()
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
27 n1 = Node(g)
278
9fca39eebe50 First implementation of regalloc with coalsesc
Windel Bouwman
parents: 277
diff changeset
28 g.addNode(n1)
296
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
29 n2 = Node(g)
278
9fca39eebe50 First implementation of regalloc with coalsesc
Windel Bouwman
parents: 277
diff changeset
30 g.addNode(n2)
296
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
31 n3 = Node(g)
278
9fca39eebe50 First implementation of regalloc with coalsesc
Windel Bouwman
parents: 277
diff changeset
32 g.addNode(n3)
277
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
33 g.addEdge(n1, n2)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
34 g.addEdge(n1, n3)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
35 self.assertEqual(2, n1.Degree)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
36 self.assertEqual(1, n2.Degree)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
37 g.delNode(n2)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
38 self.assertEqual(1, n1.Degree)
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
39
279
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
40
277
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
41 class DigraphTestCase(unittest.TestCase):
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
42 pass
290
7b38782ed496 File moves
Windel Bouwman
parents: 284
diff changeset
43
277
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
44
279
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
45 class InterferenceGraphTestCase(unittest.TestCase):
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
46 def testNormalUse(self):
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
47 t1 = ir.Temp('t1')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
48 t2 = ir.Temp('t2')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
49 t3 = ir.Temp('t3')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
50 t4 = ir.Temp('t4')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
51 t5 = ir.Temp('t5')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
52 t6 = ir.Temp('t6')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
53 instrs = []
280
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
54 instrs.append(AI(Nop, dst=[t1]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
55 instrs.append(AI(Nop, dst=[t2]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
56 instrs.append(AI(Nop, dst=[t3]))
296
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
57 cfg = FlowGraph(instrs)
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
58 ig = InterferenceGraph(cfg)
279
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
59
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
60 def testCombine(self):
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
61 t1 = ir.Temp('t1')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
62 t2 = ir.Temp('t2')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
63 t3 = ir.Temp('t3')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
64 t4 = ir.Temp('t4')
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
65 instrs = []
280
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
66 instrs.append(AI(Nop, dst=[t1]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
67 instrs.append(AI(Nop, dst=[t2]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
68 instrs.append(AI(Nop, dst=[t3]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
69 instrs.append(AI(Nop, dst=[t4], src=[t3]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
70 instrs.append(AI(Nop, src=[t4]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
71 instrs.append(AI(Nop, src=[t1]))
02385f62f250 Rework from str interface to Instruction interface
Windel Bouwman
parents: 279
diff changeset
72 instrs.append(AI(Nop, src=[t2]))
296
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
73 cfg = FlowGraph(instrs)
9417caea2eb3 Directorized some backend files
Windel Bouwman
parents: 290
diff changeset
74 ig = InterferenceGraph(cfg)
279
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
75 ig.Combine(ig.getNode(t4), ig.getNode(t3))
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
76 self.assertIs(ig.getNode(t4), ig.getNode(t3))
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
77
2ccd57b1d78c Fix register allocator to do burn2 OK
Windel Bouwman
parents: 278
diff changeset
78
277
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
79 if __name__ == '__main__':
046017431c6a Started register allocator
Windel Bouwman
parents:
diff changeset
80 unittest.main()