finished moving passes tests
This commit is contained in:
Ilan Schnell
parent
4a090c8c76
commit
274a9e9cd2
2 changed files with 5 additions and 176 deletions
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@ -101,7 +101,7 @@ entry:
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pm = lp.PassManager.new()
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# Add the target data as the first "pass". This is mandatory.
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pm.add(lp.TargetData.new(''))
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pm.add(le.TargetData.new(''))
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# Add the inlining pass.
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pm.add(lp.PASS_INLINE)
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@ -125,7 +125,7 @@ entry:
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fpm = lp.FunctionPassManager.new(m)
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# Add the target data as first "pass". This is mandatory.
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fpm.add(lp.TargetData.new(''))
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fpm.add(le.TargetData.new(''))
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# Add a DCE pass
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fpm.add(lp.PASS_ADCE)
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@ -182,6 +182,9 @@ entry:
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# Make sure test2 has changed
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self.assertNotEqual(str(fn_test2).strip(), original_test2.strip())
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def test_dump_passes(self):
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self.assertTrue(len(lp.PASSES)>0, msg="Cannot have no passes")
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tests.append(TestPasses)
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# ---------------------------------------------------------------------------
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174
test/passes.py
174
test/passes.py
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@ -1,174 +0,0 @@
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#!/usr/bin/env python
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from llvm.core import *
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from llvm.passes import *
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from llvm.ee import *
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try:
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from StringIO import StringIO
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except ImportError:
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from io import StringIO
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import logging, unittest
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# A helper class.
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#class strstream(object):
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# def __init__(self, s):
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# self.s = s
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# def read(self):
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# return self.s
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# Create a module.
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asm = """
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define i32 @test() nounwind {
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ret i32 42
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}
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define i32 @test1() nounwind {
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entry:
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%tmp = alloca i32
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store i32 42, i32* %tmp, align 4
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%tmp1 = load i32* %tmp, align 4
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%tmp2 = call i32 @test()
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%tmp3 = load i32* %tmp, align 4
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%tmp4 = load i32* %tmp, align 4
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ret i32 %tmp1
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}
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define i32 @test2() nounwind {
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entry:
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%tmp = call i32 @test()
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ret i32 %tmp
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}
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"""
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class TestPasses(unittest.TestCase):
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def test_passes(self):
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m = Module.from_assembly(StringIO(asm))
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logging.debug("-"*72)
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logging.debug(m)
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fn_test1 = m.get_function_named('test1')
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fn_test2 = m.get_function_named('test2')
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original_test1 = str(fn_test1)
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original_test2 = str(fn_test2)
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# Let's run a module-level inlining pass. First, create a pass manager.
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pm = PassManager.new()
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# Add the target data as the first "pass". This is mandatory.
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pm.add( TargetData.new('') )
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# Add the inlining pass.
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pm.add( PASS_INLINE )
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# Run it!
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pm.run(m)
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# Done with the pass manager.
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del pm
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# Print the result. Note the change in @test2.
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logging.debug("-"*72)
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logging.debug(m)
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# Make sure test2 is inlined
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self.assertNotEqual(str(fn_test2).strip(), original_test2.strip())
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bb_entry = fn_test2.basic_blocks[0]
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self.assertEqual(len(bb_entry.instructions), 1)
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self.assertEqual(bb_entry.instructions[0].opcode_name, 'ret')
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# Let's run a DCE pass on the the function 'test1' now. First create a
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# function pass manager.
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fpm = FunctionPassManager.new(m)
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# Add the target data as first "pass". This is mandatory.
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fpm.add( TargetData.new('') )
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# Add a DCE pass
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fpm.add( PASS_ADCE )
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# Run the pass on the function 'test1'
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fpm.run( m.get_function_named('test1') )
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# Print the result. Note the change in @test1.
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logging.debug("-"*72)
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logging.debug(m)
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# Make sure test1 is modified
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self.assertNotEqual(str(fn_test1).strip(), original_test1.strip())
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def test_passes_with_pmb(self):
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m = Module.from_assembly(StringIO(asm))
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logging.debug("-"*72)
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logging.debug(m)
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fn_test1 = m.get_function_named('test1')
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fn_test2 = m.get_function_named('test2')
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original_test1 = str(fn_test1)
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original_test2 = str(fn_test2)
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# Try out the PassManagerBuilder
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pmb = PassManagerBuilder.new()
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self.assertEqual(pmb.opt_level, 2) # ensure default is level 2
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pmb.opt_level = 3
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self.assertEqual(pmb.opt_level, 3) # make sure it works
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self.assertEqual(pmb.size_level, 0) # ensure default is level 0
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pmb.size_level = 2
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self.assertEqual(pmb.size_level, 2) # make sure it works
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self.assertFalse(pmb.vectorize) # ensure default is False
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pmb.vectorize = True
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self.assertTrue(pmb.vectorize) # make sure it works
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# make sure the default is False
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self.assertFalse(pmb.disable_unit_at_a_time)
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self.assertFalse(pmb.disable_unroll_loops)
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self.assertFalse(pmb.disable_simplify_lib_calls)
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# Do function pass
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fpm = FunctionPassManager.new(m)
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pmb.populate(fpm)
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fpm.run(fn_test1)
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# Print the result. Note the change in @test1.
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logging.debug("-"*72)
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logging.debug(m)
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# Make sure test1 has changed
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self.assertNotEqual(str(fn_test1).strip(), original_test1.strip())
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# Do module pass
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pm = PassManager.new()
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pmb.populate(pm)
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pm.run(m)
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# Print the result. Note the change in @test2.
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logging.debug("-"*72)
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logging.debug(m)
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# Make sure test2 has changed
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self.assertNotEqual(str(fn_test2).strip(), original_test2.strip())
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def test_dump_passes(self):
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self.assertTrue(len(PASSES)>0, msg="Cannot have no passes")
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if __name__ == '__main__':
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unittest.main()
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