Clear windows branch; preserve previous contents in win-old

tools/windows/test_ptx_reference.py

@@ -1,46 +0,0 @@
-"""Regression for divergent finite loops in the public CPU PTX reference."""
-import pathlib
-import sys
-import tempfile
-import unittest
-
-import numpy as np
-
-ROOT = pathlib.Path(__file__).resolve().parents[2]
-sys.path.insert(0, str(ROOT / 'kernels/tools'))
-import ptxsim
-
-
-class ControlFlow(unittest.TestCase):
-    def test_divergent_backward_loop_reconverges(self):
-        source = '''.visible .entry pattern(.param .align 8 .b8 pattern_param_0[8])
-        .maxntid 32, 1, 1
-        {
-        .reg .b32 %r<4>;
-        .reg .pred %p<1>;
-        mov.u32 %r0, %tid.x;
-        and.b32 %r0, %r0, 3;
-        add.u32 %r0, %r0, 1;
-        mov.u32 %r1, 0;
-        $loop:
-        add.u32 %r1, %r1, %r0;
-        sub.u32 %r0, %r0, 1;
-        setp.ne.u32 %p0, %r0, 0;
-        @%p0 bra $loop;
-        add.u32 %r2, %r1, 7;
-        ret;
-        }
-        '''
-        with tempfile.TemporaryDirectory() as directory:
-            path = pathlib.Path(directory) / 'pattern.ptx'
-            path.write_text(source)
-            statements, types, shared = ptxsim.parse_kernel(str(path), 'pattern')
-            block = ptxsim.Block(statements, types, shared, None, 'pattern_param_0', (32, 1, 1), (1, 1, 1), (0, 0, 0))
-            block.run(limit=1000)
-        n = np.arange(32) % 4 + 1
-        np.testing.assert_array_equal(block.regs['%r1'], n * (n + 1) // 2)
-        np.testing.assert_array_equal(block.regs['%r2'], n * (n + 1) // 2 + 7)
-
-
-if __name__ == '__main__':
-    unittest.main()