diff options
Diffstat (limited to 'src/parser/antlr_input.h')
| -rw-r--r-- | src/parser/antlr_input.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/parser/antlr_input.h b/src/parser/antlr_input.h index 940835a7e..82b15d199 100644 --- a/src/parser/antlr_input.h +++ b/src/parser/antlr_input.h @@ -175,6 +175,9 @@ public: /** Retrieve a Rational from the text of a token */ static Rational tokenToRational(pANTLR3_COMMON_TOKEN token); + /** Get a bitvector constant from the text of the number and the size token */ + static BitVector tokenToBitvector(pANTLR3_COMMON_TOKEN number, pANTLR3_COMMON_TOKEN size); + protected: /** Create an input. This input takes ownership of the given input stream, * and will delete it at destruction time. @@ -230,9 +233,9 @@ inline std::string AntlrInput::tokenTextSubstr(pANTLR3_COMMON_TOKEN token, } start += index; if( n==0 || n >= (size_t) end - start ) { - return std::string( (const char *)start + index, end-start+1 ); + return std::string( (const char *)start, end-start+1 ); } else { - return std::string( (const char *)start + index, n ); + return std::string( (const char *)start, n ); } } @@ -252,6 +255,11 @@ inline Rational AntlrInput::tokenToRational(pANTLR3_COMMON_TOKEN token) { return Rational::fromDecimal( tokenText(token) ); } +inline BitVector AntlrInput::tokenToBitvector(pANTLR3_COMMON_TOKEN number, pANTLR3_COMMON_TOKEN size) { + std::string number_str = tokenTextSubstr(number, 2); + return BitVector(tokenToUnsigned(size), Integer(number_str)); +} + }/* CVC4::parser namespace */ }/* CVC4 namespace */ |