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Added RTLIL::SigSpec::to_single_sigbit()

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This commit is contained in:
Clifford Wolf 2014-02-02 21:35:26 +01:00
parent 67b0ce2578
commit f9c4d33909
2 changed files with 10 additions and 0 deletions
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9
kernel/rtlil.cc
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@ -1551,6 +1551,15 @@ std::vector<RTLIL::SigBit> RTLIL::SigSpec::to_sigbit_vector() const
return sigbits; return sigbits;
} }
RTLIL::SigBit RTLIL::SigSpec::to_single_sigbit() const
{
log_assert(width == 1);
for (auto &c : chunks)
if (c.width)
return RTLIL::SigBit(c);
log_abort();
}
static void sigspec_parse_split(std::vector<std::string> &tokens, const std::string &text, char sep) static void sigspec_parse_split(std::vector<std::string> &tokens, const std::string &text, char sep)
{ {
size_t start = 0, end = 0; size_t start = 0, end = 0;

1
kernel/rtlil.h
View file

@ -409,6 +409,7 @@ struct RTLIL::SigSpec {
bool match(std::string pattern) const; bool match(std::string pattern) const;
std::set<RTLIL::SigBit> to_sigbit_set() const; std::set<RTLIL::SigBit> to_sigbit_set() const;
std::vector<RTLIL::SigBit> to_sigbit_vector() const; std::vector<RTLIL::SigBit> to_sigbit_vector() const;
RTLIL::SigBit to_single_sigbit() const;
static bool parse(RTLIL::SigSpec &sig, RTLIL::Module *module, std::string str); static bool parse(RTLIL::SigSpec &sig, RTLIL::Module *module, std::string str);
static bool parse_rhs(const RTLIL::SigSpec &lhs, RTLIL::SigSpec &sig, RTLIL::Module *module, std::string str); static bool parse_rhs(const RTLIL::SigSpec &lhs, RTLIL::SigSpec &sig, RTLIL::Module *module, std::string str);
}; };