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32 lines
914 B
32 lines
914 B
#!/usr/bin/python
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# Ingmar Steen, 2016
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# This is to test nasm syntax' explicit abs addressing
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# Github issue: #32
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# Author: Ingmar Steen
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from keystone import *
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import regress
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class TestX64NasmLabelAbs(regress.RegressTest):
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def runTest(self):
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# Initialize Keystone engine
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ks = Ks(KS_ARCH_X86, KS_MODE_64)
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# change the syntax to NASM
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ks.syntax = KS_OPT_SYNTAX_NASM
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# nasm uses abs for explicit absolute addressing
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encoding, count = ks.asm(b"lea rax, [abs __data]\n__data:")
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self.assertEqual(encoding, [ 0x48, 0x8d, 0x04, 0x25, 0x08, 0x00, 0x00, 0x00 ])
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# verify that explicit absolute addressing is indeed absolute
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encoding, count = ks.asm(b"nop\nnop\nlea rax, [abs __data]\n__data:")
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self.assertEqual(encoding, [ 0x90, 0x90, 0x48, 0x8d, 0x04, 0x25, 0x0a, 0x00, 0x00, 0x00 ])
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if __name__ == '__main__':
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regress.main()
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