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| author | Alasdair Armstrong | 2017-07-26 14:12:09 +0100 |
|---|---|---|
| committer | Alasdair Armstrong | 2017-07-26 14:12:09 +0100 |
| commit | 678ab0e23ba4a8d95010df2bd2467dae7d544e29 (patch) | |
| tree | 0b2e02773327b9483f24b2e1ad46b7235ec9633e /src/test/lib/tests/test_add_signed.sail | |
| parent | 26e59493cde0ffbf1868426fe3bec158f2dbaad0 (diff) | |
| parent | 18cf235fad35a0e06e26ea91ee0e1c673febddb8 (diff) | |
Merge remote-tracking branch 'origin/master' into sail_new_tc
Diffstat (limited to 'src/test/lib/tests/test_add_signed.sail')
| -rw-r--r-- | src/test/lib/tests/test_add_signed.sail | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/test/lib/tests/test_add_signed.sail b/src/test/lib/tests/test_add_signed.sail new file mode 100644 index 00000000..a723389e --- /dev/null +++ b/src/test/lib/tests/test_add_signed.sail @@ -0,0 +1,27 @@ +function unit test() = { + test_assert ("adds", 1 +_s 1 == 2); (* same as unsigned *) + test_assert ("adds_vec", ((bit[4])(0x1 +_s 0x1)) == 0x2); (* same as unsigned *) + test_assert ("adds_vec_ov", ((bit[4])(0xf +_s 0x1)) == 0x0); (* same as unsigned *) + + (* XXX would be good to restrict range type *) + test_assert ("adds_vec_vec_range_pp", ((int)(0x1 +_s 0x1)) == 2); + test_assert ("adds_vec_vec_range_np", ((int)(0xa +_s 0x1)) == (-5)); + test_assert ("adds_vec_vec_range_pn", ((int)(0x3 +_s 0xe)) == 1); + test_assert ("adds_vec_vec_range_nn", ((int)(0x8 +_s 0x8)) == (-16)); + + test_assert ("adds_vec_range", ((bit[4])(0xe +_s 1)) == 0xf); + test_assert ("adds_vec_range_range", ((int)(0xe +_s 1)) == (-1)); + (* returns (result, signed overflow, carry out)*) + test_assert ("adds_overflow_vec0", (((bit[4], bit, bit))(0x1 +_s 0x1)) == (0x2, false, false)); + test_assert ("adds_overflow_vec1", (((bit[4], bit, bit))(0xf +_s 0x1)) == (0x0, false, true)); + test_assert ("adds_overflow_vec2", (((bit[4], bit, bit))(0x7 +_s 0x1)) == (0x8, true, false)); + test_assert ("adds_overflow_vec3", (((bit[4], bit, bit))(0x8 +_s 0x8)) == (0x0, true, true)); + + test_assert ("adds_vec_range_range", ((int)(0xe +_s 1)) == (-1)); + test_assert ("adds_range_vec", ((bit[4])(1 +_s 0xe)) == 0xf); + test_assert ("adds_range_vec_range", ((int)(1 +_s 0xe)) == -1); + test_assert ("adds_vec_bit", ((bit[4])(0xe +_s bitone)) == 0xf); + (* not defined on either model... + test_assert ("adds_bit_vec", ((bit[4])(bitone +_s 0xe)) == 0xf);*) +} + |