Created
January 3, 2023 16:29
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test_sar_result
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58 def test_sar_result(): | |
59 test_vectors = [ | |
60 (0x0000000000000000000000000000000000000000000000000000000000000001,0x00,0x0000000000000000000000000000000000000000000000000000000000000001), | |
61 (0x0000000000000000000000000000000000000000000000000000000000000001,0x01,0x0000000000000000000000000000000000000000000000000000000000000000), | |
62 (0x8000000000000000000000000000000000000000000000000000000000000000,0x01,0xc000000000000000000000000000000000000000000000000000000000000000), | |
63 (0x8000000000000000000000000000000000000000000000000000000000000000,0xff,0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff), | |
64 (0x8000000000000000000000000000000000000000000000000000000000000000,0x0100,0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff), | |
65 (0x8000000000000000000000000000000000000000000000000000000000000000,0x0101,0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff), | |
66 (0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0x00,0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff), | |
67 (0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0x01,0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff), | |
68 (0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0xff,0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff), | |
69 (0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0x0100,0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff), | |
70 (0x0000000000000000000000000000000000000000000000000000000000000000,0x01,0x0000000000000000000000000000000000000000000000000000000000000000), | |
71 (0x4000000000000000000000000000000000000000000000000000000000000000,0xfe,0x0000000000000000000000000000000000000000000000000000000000000001), | |
72 (0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0xf8,0x000000000000000000000000000000000000000000000000000000000000007f), | |
73 (0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0xfe,0x0000000000000000000000000000000000000000000000000000000000000001), | |
74 (0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0xff,0x0000000000000000000000000000000000000000000000000000000000000000), | |
75 (0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff,0x0100,0x0000000000000000000000000000000000000000000000000000000000000000) | |
76 ] | |
77 for test_vector in test_vectors: | |
78 a = test_vector[0] | |
79 shift = test_vector[1] | |
80 b_expected = test_vector[2] | |
81 b = get_int_neg(-(-get_int_abs(a) >> shift)) if int_is_neg(a) else a >> shift | |
82 assert(b_expected == b) |
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