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Added RTLIL::SigSpec is_chunk()/as_chunk() API

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This commit is contained in:
Clifford Wolf 2014-07-25 14:23:10 +02:00
parent 1834af5e53
commit c762050e7f
2 changed files with 20 additions and 0 deletions
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17
kernel/rtlil.cc
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@ -2007,6 +2007,14 @@ bool RTLIL::SigSpec::is_wire() const
return SIZE(chunks_) == 1 && chunks_[0].wire && chunks_[0].wire->width == width_; return SIZE(chunks_) == 1 && chunks_[0].wire && chunks_[0].wire->width == width_;
} }
bool RTLIL::SigSpec::is_chunk() const
{
cover("kernel.rtlil.sigspec.is_chunk");
pack();
return SIZE(chunks_) == 1;
}
bool RTLIL::SigSpec::is_fully_const() const bool RTLIL::SigSpec::is_fully_const() const
{ {
cover("kernel.rtlil.sigspec.is_fully_const"); cover("kernel.rtlil.sigspec.is_fully_const");
@ -2121,6 +2129,15 @@ RTLIL::Wire *RTLIL::SigSpec::as_wire() const
return chunks_[0].wire; return chunks_[0].wire;
} }
RTLIL::SigChunk RTLIL::SigSpec::as_chunk() const
{
cover("kernel.rtlil.sigspec.as_chunk");
pack();
assert(is_chunk());
return chunks_[0];
}
bool RTLIL::SigSpec::match(std::string pattern) const bool RTLIL::SigSpec::match(std::string pattern) const
{ {
cover("kernel.rtlil.sigspec.match"); cover("kernel.rtlil.sigspec.match");

3
kernel/rtlil.h
View file

@ -577,6 +577,8 @@ public:
inline bool operator !=(const RTLIL::SigSpec &other) const { return !(*this == other); } inline bool operator !=(const RTLIL::SigSpec &other) const { return !(*this == other); }
bool is_wire() const; bool is_wire() const;
bool is_chunk() const;
bool is_fully_const() const; bool is_fully_const() const;
bool is_fully_def() const; bool is_fully_def() const;
bool is_fully_undef() const; bool is_fully_undef() const;
@ -587,6 +589,7 @@ public:
std::string as_string() const; std::string as_string() const;
RTLIL::Const as_const() const; RTLIL::Const as_const() const;
RTLIL::Wire *as_wire() const; RTLIL::Wire *as_wire() const;
RTLIL::SigChunk as_chunk() const;
bool match(std::string pattern) const; bool match(std::string pattern) const;