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CommandLine: Add support for 64 bit unsigned integer options.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139848 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2011-09-15 21:17:37 +00:00
parent f5b0accf43
commit b3514569d0
2 changed files with 35 additions and 0 deletions
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22
include/llvm/Support/CommandLine.h
View File

@ -805,6 +805,28 @@ public:
EXTERN_TEMPLATE_INSTANTIATION(class basic_parser<unsigned>);
//--------------------------------------------------
// parser<unsigned long long>
//
template<>
class parser<unsigned long long> : public basic_parser<unsigned long long> {
public:
// parse - Return true on error.
bool parse(Option &O, StringRef ArgName, StringRef Arg,
unsigned long long &Val);
// getValueName - Overload in subclass to provide a better default value.
virtual const char *getValueName() const { return "uint"; }
void printOptionDiff(const Option &O, unsigned long long V, OptVal Default,
size_t GlobalWidth) const;
// An out-of-line virtual method to provide a 'home' for this class.
virtual void anchor();
};
EXTERN_TEMPLATE_INSTANTIATION(class basic_parser<unsigned long long>);
//--------------------------------------------------
// parser<double>
//

13
lib/Support/CommandLine.cpp
View File

@ -44,6 +44,7 @@ TEMPLATE_INSTANTIATION(class basic_parser<bool>);
TEMPLATE_INSTANTIATION(class basic_parser<boolOrDefault>);
TEMPLATE_INSTANTIATION(class basic_parser<int>);
TEMPLATE_INSTANTIATION(class basic_parser<unsigned>);
TEMPLATE_INSTANTIATION(class basic_parser<unsigned long long>);
TEMPLATE_INSTANTIATION(class basic_parser<double>);
TEMPLATE_INSTANTIATION(class basic_parser<float>);
TEMPLATE_INSTANTIATION(class basic_parser<std::string>);
@ -62,6 +63,7 @@ void parser<bool>::anchor() {}
void parser<boolOrDefault>::anchor() {}
void parser<int>::anchor() {}
void parser<unsigned>::anchor() {}
void parser<unsigned long long>::anchor() {}
void parser<double>::anchor() {}
void parser<float>::anchor() {}
void parser<std::string>::anchor() {}
@ -1005,6 +1007,16 @@ bool parser<unsigned>::parse(Option &O, StringRef ArgName,
return false;
}
// parser<unsigned long long> implementation
//
bool parser<unsigned long long>::parse(Option &O, StringRef ArgName,
StringRef Arg, unsigned long long &Value){
if (Arg.getAsInteger(0, Value))
return O.error("'" + Arg + "' value invalid for uint argument!");
return false;
}
// parser<double>/parser<float> implementation
//
static bool parseDouble(Option &O, StringRef Arg, double &Value) {
@ -1150,6 +1162,7 @@ PRINT_OPT_DIFF(bool)
PRINT_OPT_DIFF(boolOrDefault)
PRINT_OPT_DIFF(int)
PRINT_OPT_DIFF(unsigned)
PRINT_OPT_DIFF(unsigned long long)
PRINT_OPT_DIFF(double)
PRINT_OPT_DIFF(float)
PRINT_OPT_DIFF(char)