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Add RTLIL::Const::ext[su](), fix RTLIL::SigSpec::extend_u0 for 0-size signals

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Signed-off-by: Clifford Wolf <clifford@clifford.at>
This commit is contained in:
Clifford Wolf 2019-03-23 14:38:48 +01:00
parent a440f82586
commit 3b796c033c
2 changed files with 9 additions and 1 deletions
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8
kernel/rtlil.h
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@ -546,6 +546,14 @@ struct RTLIL::Const
return ret;
}
void extu(int width) {
bits.resize(width, RTLIL::State::S0);
}
void exts(int width) {
bits.resize(width, bits.empty() ? RTLIL::State::Sx : bits.back());
}
inline unsigned int hash() const {
unsigned int h = mkhash_init;
for (auto b : bits)