From 259cc1391e1e53455d9919af453b78198454e13a Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Fri, 8 Nov 2013 11:40:36 +0100 Subject: More undef-propagation related fixes --- kernel/calc.cc | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'kernel') diff --git a/kernel/calc.cc b/kernel/calc.cc index 68a382cc8..61025104d 100644 --- a/kernel/calc.cc +++ b/kernel/calc.cc @@ -69,6 +69,9 @@ static BigInteger const2big(const RTLIL::Const &val, bool as_signed, int &undef_ static RTLIL::Const big2const(const BigInteger &val, int result_len, int undef_bit_pos) { + if (undef_bit_pos >= 0) + return RTLIL::Const(RTLIL::State::Sx, result_len); + BigUnsigned mag = val.getMagnitude(); RTLIL::Const result(0, result_len); @@ -87,9 +90,11 @@ static RTLIL::Const big2const(const BigInteger &val, int result_len, int undef_b } } +#if 0 if (undef_bit_pos >= 0) for (int i = undef_bit_pos; i < result_len; i++) result.bits[i] = RTLIL::State::Sx; +#endif return result; } -- cgit v1.2.3