From 7a6d578b81581f5217b717dcd601cfba2d4a4d0f Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Sun, 20 Jul 2014 17:06:57 +0200 Subject: Improved tests/share/generate.py --- tests/share/generate.py | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) (limited to 'tests/share') diff --git a/tests/share/generate.py b/tests/share/generate.py index 07821b72..fa17080f 100644 --- a/tests/share/generate.py +++ b/tests/share/generate.py @@ -15,9 +15,15 @@ def redirect_stdout(new_target): finally: sys.stdout = old_target +def maybe_plus_e(expr): + if random.randint(0, 4) == 0: + return "(%s + e)" % expr + else: + return expr + for idx in range(100): with file('temp/uut_%05d.v' % idx, 'w') as f, redirect_stdout(f): - print('module uut_%05d(a, b, c, d, s, y);' % (idx)) + print('module uut_%05d(a, b, c, d, e, s, y);' % (idx)) ac_signed = random.choice(['', ' signed']) bd_signed = random.choice(['', ' signed']) op = random.choice(['+', '-', '*', '/', '%', '<<', '>>', '<<<', '>>>']) @@ -25,9 +31,13 @@ for idx in range(100): print(' input%s [%d:0] b;' % (bd_signed, random.randint(0, 8))) print(' input%s [%d:0] c;' % (ac_signed, random.randint(0, 8))) print(' input%s [%d:0] d;' % (bd_signed, random.randint(0, 8))) + print(' input signed [%d:0] e;' % random.randint(0, 8)) print(' input s;') print(' output [%d:0] y;' % random.randint(0, 8)) - print(' assign y = s ? %s(a %s b) : %s(c %s d);' % (random.choice(['', '$signed', '$unsigned']), op, random.choice(['', '$signed', '$unsigned']), op)) + print(' assign y = (s ? %s(%s %s %s) : %s(%s %s %s))%s;' % + (random.choice(['', '$signed', '$unsigned']), maybe_plus_e('a'), op, maybe_plus_e('b'), + random.choice(['', '$signed', '$unsigned']), maybe_plus_e('c'), op, maybe_plus_e('d'), + ' + e' if random.randint(0, 4) == 0 else '')) print('endmodule') with file('temp/uut_%05d.ys' % idx, 'w') as f, redirect_stdout(f): print('read_verilog temp/uut_%05d.v' % idx) -- cgit v1.2.3