lang/c/msgpack: update C++ code

git-svn-id: file:///Users/frsyuki/project/msgpack-git/svn/x@51 5a5092ae-2292-43ba-b2d5-dcab9c1a2731
This commit is contained in:
frsyuki 2009-02-15 09:09:56 +00:00
parent 529a50633d
commit 7c427400a7
4 changed files with 439 additions and 567 deletions

View File

@ -98,9 +98,9 @@ static void pack_append_buffer(void* user, const unsigned char* b, unsigned int
static const unsigned int TASK_INT_NUM = 1<<24;
static const unsigned int TASK_STR_LEN = 1<<15;
//static const unsigned int TASK_STR_LEN = 1<<15;
//static const unsigned int TASK_INT_NUM = 1<<20;
//static const unsigned int TASK_STR_LEN = 1<<12;
static const unsigned int TASK_STR_LEN = 1<<12;
static const char* TASK_STR_PTR;
@ -284,6 +284,7 @@ void bench_msgpack(void)
msgpack_unpack_reset(mupk);
/*
puts("----");
puts("pack string");
reset_timer();
@ -316,6 +317,7 @@ void bench_msgpack(void)
sec = show_timer();
printf("%f MB/s\n", len / sec / 1024 / 1024);
*/
msgpack_unpack_free(mupk);
@ -330,7 +332,7 @@ int main(int argc, char* argv[])
TASK_STR_PTR = str;
bench_msgpack();
bench_json();
// bench_json();
return 0;
}

View File

@ -9,12 +9,12 @@ all: test
%.hpp: %.hpp.erb
erb $< > $@
test: $(NEED_PREPROCESS) unpack.o unpack_inline.o zone.o test.o object.hpp unpack.hpp
$(CXX) $(LDFLAGS) unpack.o unpack_inline.o zone.o test.o -o $@
test: $(NEED_PREPROCESS) unpack.o unpack_inline.o object.o zone.o test.o object.hpp unpack.hpp
$(CXX) $(LDFLAGS) unpack.o unpack_inline.o zone.o object.o test.o -o $@
.PHONY: clean
clean:
$(RM) unpack.o unpack_inline.o zone.o
$(RM) unpack.o unpack_inline.o object.o zone.o
$(RM) test.o
$(RM) test
$(RM) $(NEED_PREPROCESS)

340
cpp/object.cpp Normal file
View File

@ -0,0 +1,340 @@
#include "msgpack/object.hpp"
namespace msgpack {
namespace {
template <typename T, typename X, bool TSigned, bool XSigned>
struct numeric_overflow_signed_impl;
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, true, true> {
static int test(X x) {
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) < sizeof(X) ) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x ) { return 1; }
if( static_cast<X>(-std::numeric_limits<T>::max()) > x ) { return -1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x) { return 1; }
if( static_cast<X>(-std::numeric_limits<T>::max()) > x) { return -1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, true, false> {
static int test(X x) {
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) <= sizeof(X) ) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x) { return 1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, false, true> {
static int test(X x) {
if( static_cast<X>(0) > x ) { return -1; }
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) < sizeof(X) ) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x) { return 1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, false, false> {
static int test(X x) {
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) < sizeof(X) ) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow {
static int test(X x) {
return numeric_overflow_signed_impl<T, X, std::numeric_limits<T>::is_signed, std::numeric_limits<X>::is_signed>::test(x);
}
static void check(X x) {
int r = test(x);
if(r == 1) { throw positive_overflow_error(); }
if(r == -1) { throw negative_overflow_error(); }
}
};
template <typename T, typename X>
struct numeric_underflow {
static bool test(X x) {
return static_cast<X>(static_cast<T>(x)) != x;
}
static void check(X x) {
if(test(x)) { throw underflow_error(); }
}
};
template <typename T, typename X>
inline T integer_cast(X x) {
numeric_overflow<T,X>::check(x);
return static_cast<T>(x); }
template <typename T, typename X>
inline T float_cast(X x) {
numeric_overflow<T,X>::check(x);
numeric_underflow<T,X>::check(x);
return static_cast<T>(x); }
template <typename V>
inline bool numequal(V v, const object_class* x)
try { return v == static_cast<V>(*x); }
catch (type_error&) { return false; }
template <typename V>
inline bool numless(V v, const object_class* x)
try { return v < static_cast<V>(*x); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; }
template <typename V>
inline bool numgreater(V v, const object_class* x)
try { return v > static_cast<V>(*x); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; }
template <typename V>
inline void numeric_inspect(V v, std::ostream& s)
{ s << v; }
template <>
inline void numeric_inspect<uint8_t>(uint8_t v, std::ostream& s)
{ s << (uint16_t)v; }
template <>
inline void numeric_inspect<int8_t>(int8_t v, std::ostream& s)
{ s << (int16_t)v; }
} // noname namespace
bool object_nil::isnil() const { return true; }
bool object_nil::operator== (const object_class* x) const
{ return typeid(*this) == typeid(*x); }
const object_class* object_nil::inspect(std::ostream& s) const
{ s << "nil"; return this; }
bool object_true::xbool() const { return true; }
bool object_true::operator== (const object_class* x) const
{ return typeid(*this) == typeid(*x); }
const object_class* object_true::inspect(std::ostream& s) const
{ s << "true"; return this; }
bool object_false::xbool() const { return false; }
bool object_false::operator== (const object_class* x) const
{ return typeid(*this) == typeid(*x); }
const object_class* object_false::inspect(std::ostream& s) const
{ s << "false"; return this; }
#define INTEGER_OBJECT(NAME) \
uint8_t object_##NAME::xu8 () const { return val; } \
uint16_t object_##NAME::xu16 () const { return integer_cast<uint16_t>(val); } \
uint32_t object_##NAME::xu32 () const { return integer_cast<uint32_t>(val); } \
uint64_t object_##NAME::xu64 () const { return integer_cast<uint64_t>(val); } \
int8_t object_##NAME::xi8 () const { return integer_cast<int8_t>(val); } \
int16_t object_##NAME::xi16 () const { return integer_cast<int16_t>(val); } \
int32_t object_##NAME::xi32 () const { return integer_cast<int32_t>(val); } \
int64_t object_##NAME::xi64 () const { return integer_cast<int64_t>(val); } \
float object_##NAME::xfloat () const { return integer_cast<float>(val); } \
double object_##NAME::xdouble() const { return integer_cast<double>(val); } \
bool object_##NAME::operator== (const object_class* x) const \
try { return val == x->x##NAME(); } \
catch (type_error&) { return false; } \
bool object_##NAME::operator< (const object_class* x) const \
try { return val < x->x##NAME(); } \
catch (positive_overflow_error&) { return true; } \
catch (overflow_error&) { return false; } \
bool object_##NAME::operator> (const object_class* x) const \
try { return val > x->x##NAME(); } \
catch (negative_overflow_error&) { return true; } \
catch (overflow_error&) { return false; } \
const object_class* object_##NAME::inspect(std::ostream& s) const \
{ numeric_inspect(val, s); return this; } \
INTEGER_OBJECT(u8)
INTEGER_OBJECT(u16)
INTEGER_OBJECT(u32)
INTEGER_OBJECT(u64)
INTEGER_OBJECT(i8)
INTEGER_OBJECT(i16)
INTEGER_OBJECT(i32)
INTEGER_OBJECT(i64)
#undef INTEGER_OBJECT(NAME)
#define FLOAT_OBJECT(NAME) \
uint8_t object_##NAME::xu8 () const { return val; } \
uint16_t object_##NAME::xu16 () const { return integer_cast<uint16_t>(val); } \
uint32_t object_##NAME::xu32 () const { return integer_cast<uint32_t>(val); } \
uint64_t object_##NAME::xu64 () const { return integer_cast<uint64_t>(val); } \
int8_t object_##NAME::xi8 () const { return integer_cast<int8_t>(val); } \
int16_t object_##NAME::xi16 () const { return integer_cast<int16_t>(val); } \
int32_t object_##NAME::xi32 () const { return integer_cast<int32_t>(val); } \
int64_t object_##NAME::xi64 () const { return integer_cast<int64_t>(val); } \
float object_##NAME::xfloat () const { return float_cast<float>(val); } \
double object_##NAME::xdouble() const { return float_cast<double>(val); } \
bool object_##NAME::operator== (const object_class* x) const \
try { return val == x->x##NAME(); } \
catch (type_error&) { return false; } \
bool object_##NAME::operator< (const object_class* x) const { \
try { return val < x->xdouble(); } \
catch (positive_overflow_error&) { return true; } \
catch (overflow_error&) { return false; } \
catch (underflow_error&) { \
if(val < 0.0) { \
if(numeric_overflow<int64_t, double>::test(val) == -1) { return true; } \
try { return static_cast<int64_t>(val) < x->xi64(); } \
catch (type_error&) { return true; } \
} else { \
if(numeric_overflow<uint64_t, double>::test(val) == 1) { return false; } \
try { return static_cast<uint64_t>(val) < x->xu64(); } \
catch (type_error&) { return false; } \
} \
} } \
bool object_##NAME::operator> (const object_class* x) const { \
try { return val > x->xdouble(); } \
catch (negative_overflow_error&) { return true; } \
catch (overflow_error&) { return false; } \
catch (underflow_error&) { \
if(val < 0.0) { \
if(numeric_overflow<int64_t, double>::test(val) == -1) { return false; } \
try { return static_cast<int64_t>(val) > x->xi64(); } \
catch (type_error&) { return false; } \
} else { \
if(numeric_overflow<uint64_t, double>::test(val) == 1) { return true; } \
try { return static_cast<uint64_t>(val) > x->xu64(); } \
catch (type_error&) { return true; } \
} \
} } \
const object_class* object_##NAME::inspect(std::ostream& s) const \
{ s << val; return this; } \
FLOAT_OBJECT(float)
FLOAT_OBJECT(double)
#undef FLOAT_OBJECT(NAME)
#define RAW_OBJECT(NAME, EXTRA) \
EXTRA \
bool object_##NAME::operator== (const object_class* x) const \
try { \
const_raw xr(x->xraw()); \
return len == xr.len && (ptr == xr.ptr || memcmp(ptr, xr.ptr, len) == 0); \
} catch (type_error&) { return false; } \
bool object_##NAME::operator< (const object_class* x) const { \
const_raw xr(x->xraw()); \
if(len == xr.len) { return ptr != xr.ptr && memcmp(ptr, xr.ptr, len) < 0; } \
else { return len < xr.len; } } \
bool object_##NAME::operator> (const object_class* x) const { \
const_raw xr(x->xraw()); \
if(len == xr.len) { return ptr != xr.ptr && memcmp(ptr, xr.ptr, len) > 0; } \
else { return len > xr.len; } } \
const object_class* object_##NAME::inspect(std::ostream& s) const \
{ (s << '"').write((const char*)ptr, len) << '"'; return this; } // FIXME escape
RAW_OBJECT(raw,
raw object_raw::xraw() { return raw(ptr, len); }
const_raw object_raw::xraw() const { return const_raw(ptr, len); } )
RAW_OBJECT(const_raw,
const_raw object_const_raw::xraw() const { return const_raw(ptr, len); } )
#undef RAW_OBJECT(NAME, EXTRA)
array& object_array::xarray() { return val; }
const array& object_array::xarray() const { return val; }
bool object_array::operator== (const object_class* x) const
try {
const std::vector<object>& xa(x->xarray());
if(val.size() != xa.size()) { return false; }
for(std::vector<object>::const_iterator iv(val.begin()), iv_end(val.end()), ix(xa.begin());
iv != iv_end;
++iv, ++ix) {
if(*iv != *ix) { return false; }
}
return true;
} catch (type_error&) { return false; }
const object_class* object_array::inspect(std::ostream& s) const
{
s << '[';
if(!val.empty()) {
std::vector<object>::const_iterator it(val.begin());
s << *it;
++it;
for(std::vector<object>::const_iterator it_end(val.end());
it != it_end;
++it) {
s << ", " << *it;
}
}
s << ']';
return this;
}
map& object_map::xmap() { return val; }
const map& object_map::xmap() const { return val; }
bool object_map::operator== (const object_class* x) const
try {
const std::map<object, object>& xm(x->xmap());
if(val.size() != xm.size()) { return false; }
for(std::map<object, object>::const_iterator iv(val.begin()), iv_end(val.end()), ix(xm.begin());
iv != iv_end;
++iv, ++ix) {
if(iv->first != ix->first || iv->second != ix->first) { return false; }
}
return true;
} catch (type_error&) { return false; }
const object_class* object_map::inspect(std::ostream& s) const
{
s << '{';
if(!val.empty()) {
std::map<object, object>::const_iterator it(val.begin());
s << it->first << "=>" << it->second;
++it;
for(std::map<object, object>::const_iterator it_end(val.end());
it != it_end;
++it) {
s << ", " << it->first << "=>" << it->second;
}
}
s << '}';
return this;
}
} // namespace msgpack

View File

@ -48,96 +48,6 @@ typedef std::map<object, object> map;
typedef std::vector<object> array;
template <typename T, typename X, bool TSigned, bool XSigned>
struct numeric_overflow_signed_impl;
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, true, true> {
static int test(X x) {
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) < sizeof(X) ) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x ) { return 1; }
if( static_cast<X>(-std::numeric_limits<T>::max()) > x ) { return -1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x) { return 1; }
if( static_cast<X>(-std::numeric_limits<T>::max()) > x) { return -1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, true, false> {
static int test(X x) {
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) <= sizeof(X) ) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x) { return 1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, false, true> {
static int test(X x) {
if( static_cast<X>(0) > x ) { return -1; }
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) < sizeof(X) ) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>( std::numeric_limits<T>::max()) < x) { return 1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow_signed_impl<T, X, false, false> {
static int test(X x) {
if( ( std::numeric_limits<T>::is_integer && std::numeric_limits<X>::is_integer) ||
(!std::numeric_limits<T>::is_integer && !std::numeric_limits<X>::is_integer) ) {
if( sizeof(T) < sizeof(X) ) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
} else if(std::numeric_limits<T>::is_integer) {
if( static_cast<X>(std::numeric_limits<T>::max()) < x ) { return 1; }
}
return 0;
}
};
template <typename T, typename X>
struct numeric_overflow {
static int test(X x) {
return numeric_overflow_signed_impl<T, X, std::numeric_limits<T>::is_signed, std::numeric_limits<X>::is_signed>::test(x);
}
static void check(X x) {
int r = test(x);
if(r == 1) { throw positive_overflow_error(); }
if(r == -1) { throw negative_overflow_error(); }
}
};
template <typename T, typename X>
struct numeric_underflow {
static bool test(X x) {
return static_cast<X>(static_cast<T>(x)) != x;
}
static void check(X x) {
if(test(x)) { throw underflow_error(); }
}
};
struct object_class {
virtual ~object_class() {}
virtual bool isnil() const { return false; }
@ -181,11 +91,6 @@ struct object_class {
operator const map&() const { return xmap(); }
virtual const object_class* inspect(std::ostream& s) const
{ s << '<' << typeid(*this).name() << '>'; return this; }
protected:
template <typename T, typename X>
static void check_overflow(X x) { numeric_overflow<T, X>::check(x); }
template <typename T, typename X>
static void check_underflow(X x) { numeric_underflow<T, X>::check(x); }
};
inline std::ostream& operator<< (std::ostream& s, const object_class* o)
@ -253,500 +158,125 @@ inline std::ostream& operator<< (std::ostream& s, const object& o)
struct object_nil : object_class {
bool isnil() const { return true; }
bool operator== (const object_class* x) const { return typeid(*this) == typeid(*x); }
const object_class* inspect(std::ostream& s) const
{ s << "nil"; return this; }
bool isnil() const;
bool operator== (const object_class* x) const;
const object_class* inspect(std::ostream& s) const;
};
struct object_true : object_class {
bool xbool() const { return true; }
bool operator== (const object_class* x) const { return typeid(*this) == typeid(*x); }
const object_class* inspect(std::ostream& s) const
{ s << "true"; return this; }
bool xbool() const;
bool operator== (const object_class* x) const;
const object_class* inspect(std::ostream& s) const;
};
struct object_false : object_class {
bool xbool() const { return false; }
bool operator== (const object_class* x) const { return typeid(*this) == typeid(*x); }
const object_class* inspect(std::ostream& s) const
{ s << "false"; return this; }
bool xbool() const;
bool operator== (const object_class* x) const;
const object_class* inspect(std::ostream& s) const;
};
struct object_u8 : object_class {
explicit object_u8(uint8_t v) : val(v) {}
uint8_t xu8() const { return val; }
uint16_t xu16() const { return static_cast<uint16_t>(val); }
uint32_t xu32() const { return static_cast<uint32_t>(val); }
uint64_t xu64() const { return static_cast<uint64_t>(val); }
int8_t xi8() const { check_overflow<int8_t>(val);
return static_cast<int8_t>(val); }
int16_t xi16() const { return static_cast<int16_t>(val); }
int32_t xi32() const { return static_cast<int32_t>(val); }
int64_t xi64() const { return static_cast<int64_t>(val); }
float xfloat() const { return static_cast<float>(val); }
double xdouble() const { return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xu8(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xu8(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xu8(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << (uint16_t)val; return this; }
private:
uint8_t val;
#define INTEGER_CLASS(TYPE, NAME) \
struct object_##NAME : object_class { \
explicit object_##NAME(TYPE v) : val(v) {} \
uint8_t xu8 () const; \
uint16_t xu16 () const; \
uint32_t xu32 () const; \
uint64_t xu64 () const; \
int8_t xi8 () const; \
int16_t xi16 () const; \
int32_t xi32 () const; \
int64_t xi64 () const; \
float xfloat () const; \
double xdouble() const; \
bool operator== (const object_class* x) const; \
bool operator< (const object_class* x) const; \
bool operator> (const object_class* x) const; \
const object_class* inspect(std::ostream& s) const; \
private: \
TYPE val; \
};
struct object_u16 : object_class {
explicit object_u16(uint16_t v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { return val; }
uint32_t xu32() const { return static_cast<uint32_t>(val); }
uint64_t xu64() const { return static_cast<uint64_t>(val); }
int8_t xi8() const { check_overflow<int8_t>(val);
return static_cast<int8_t>(val); }
int16_t xi16() const { check_overflow<int16_t>(val);
return static_cast<int16_t>(val); }
int32_t xi32() const { return static_cast<int32_t>(val); }
int64_t xi64() const { return static_cast<int64_t>(val); }
float xfloat() const { return static_cast<float>(val); }
double xdouble() const { return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xu16(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xu16(); }
catch (positive_overflow_error&) { return true; }
catch (type_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xu16(); }
catch (negative_overflow_error&) { return true; }
catch (type_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
uint16_t val;
INTEGER_CLASS(uint8_t, u8)
INTEGER_CLASS(uint16_t, u16)
INTEGER_CLASS(uint32_t, u32)
INTEGER_CLASS(uint64_t, u64)
INTEGER_CLASS(int8_t, i8)
INTEGER_CLASS(int16_t, i16)
INTEGER_CLASS(int32_t, i32)
INTEGER_CLASS(int64_t, i64)
#undef INTEGER_CLASS(TYPE, NAME)
#define FLOAT_CLASS(TYPE, NAME) \
struct object_##NAME : object_class { \
object_##NAME(TYPE v) : val(v) {} \
uint8_t xu8 () const; \
uint16_t xu16 () const; \
uint32_t xu32 () const; \
uint64_t xu64 () const; \
int8_t xi8 () const; \
int16_t xi16 () const; \
int32_t xi32 () const; \
int64_t xi64 () const; \
float xfloat () const; \
double xdouble() const; \
bool operator== (const object_class* x) const; \
bool operator< (const object_class* x) const; \
bool operator> (const object_class* x) const; \
const object_class* inspect(std::ostream& s) const; \
private: \
TYPE val; \
};
struct object_u32 : object_class {
explicit object_u32(uint32_t v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint16_t>(val);
return static_cast<uint16_t>(val); }
uint32_t xu32() const { return val; }
uint64_t xu64() const { return static_cast<uint64_t>(val); }
int8_t xi8() const { check_overflow<int8_t>(val);
return static_cast<int8_t>(val); }
int16_t xi16() const { check_overflow<int16_t>(val);
return static_cast<int16_t>(val); }
int32_t xi32() const { check_overflow<int32_t>(val);
return static_cast<int32_t>(val); }
int64_t xi64() const { return static_cast<int64_t>(val); }
float xfloat() const { check_underflow<float>(val);
return static_cast<float>(val); }
double xdouble() const { return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xu32(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xu32(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xu32(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
uint32_t val;
FLOAT_CLASS(float, float)
FLOAT_CLASS(double, double)
#undef FLOAT_CLASS(TYPE, NAME)
#define RAW_CLASS(NAME, TYPE, EXTRA) \
struct object_##NAME : object_class { \
explicit object_##NAME(TYPE p, uint32_t l) : ptr(p), len(l) {} \
EXTRA \
bool operator== (const object_class* x) const; \
bool operator< (const object_class* x) const; \
bool operator> (const object_class* x) const; \
const object_class* inspect(std::ostream& s) const; \
private: \
TYPE ptr; \
uint32_t len; \
};
struct object_u64 : object_class {
explicit object_u64(uint64_t v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint16_t>(val);
return static_cast<uint16_t>(val); }
uint32_t xu32() const { check_overflow<uint32_t>(val);
return static_cast<uint32_t>(val); }
uint64_t xu64() const { return val; }
int8_t xi8() const { check_overflow<int8_t>(val);
return static_cast<int8_t>(val); }
int16_t xi16() const { check_overflow<int16_t>(val);
return static_cast<int16_t>(val); }
int32_t xi32() const { check_overflow<int32_t>(val);
return static_cast<int32_t>(val); }
int64_t xi64() const { check_overflow<int64_t>(val);
return static_cast<int64_t>(val); }
float xfloat() const { check_underflow<float>(val);
return static_cast<float>(val); }
double xdouble() const { check_underflow<double>(val);
return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xu64(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xu64(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xu64(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
uint64_t val;
};
RAW_CLASS(raw, void*, raw xraw(); const_raw xraw() const; )
RAW_CLASS(const_raw, const void*, const_raw xraw() const; )
struct object_i8 : object_class {
explicit object_i8(int8_t v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint16_t>(val);
return static_cast<uint16_t>(val); }
uint32_t xu32() const { check_overflow<uint32_t>(val);
return static_cast<uint32_t>(val); }
uint64_t xu64() const { check_overflow<uint64_t>(val);
return static_cast<uint64_t>(val); }
int8_t xi8() const { return val; }
int16_t xi16() const { return static_cast<int16_t>(val); }
int32_t xi32() const { return static_cast<int32_t>(val); }
int64_t xi64() const { return static_cast<int64_t>(val); }
float xfloat() const { return static_cast<float>(val); }
double xdouble() const { return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xi8(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xi8(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xi8(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << (int16_t)val; return this; }
private:
int8_t val;
};
#undef RAW_CLASS(NAME, TYPE, EXTRA)
struct object_i16 : object_class {
explicit object_i16(int16_t v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint16_t>(val);
return static_cast<uint16_t>(val); }
uint32_t xu32() const { check_overflow<uint32_t>(val);
return static_cast<uint32_t>(val); }
uint64_t xu64() const { check_overflow<uint64_t>(val);
return static_cast<uint64_t>(val); }
int8_t xi8() const { check_overflow<int8_t>(val);
return static_cast<int8_t>(val); }
int16_t xi16() const { return val; }
int32_t xi32() const { return static_cast<int32_t>(val); }
int64_t xi64() const { return static_cast<int64_t>(val); }
float xfloat() const { return static_cast<float>(val); }
double xdouble() const { return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xi16(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xi16(); }
catch (positive_overflow_error&) { return true; }
catch (type_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xi16(); }
catch (negative_overflow_error&) { return true; }
catch (type_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
int16_t val;
};
struct object_i32 : object_class {
explicit object_i32(int32_t v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint16_t>(val);
return static_cast<uint16_t>(val); }
uint32_t xu32() const { check_overflow<uint32_t>(val);
return static_cast<uint32_t>(val); }
uint64_t xu64() const { check_overflow<uint64_t>(val);
return static_cast<uint64_t>(val); }
int8_t xi8() const { check_overflow<int8_t>(val);
return static_cast<int8_t>(val); }
int16_t xi16() const { check_overflow<int16_t>(val);
return static_cast<int16_t>(val); }
int32_t xi32() const { return val; }
int64_t xi64() const { return static_cast<int64_t>(val); }
float xfloat() const { check_underflow<float>(val);
return static_cast<float>(val); }
double xdouble() const { return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xi32(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xi32(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xi32(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
int32_t val;
};
struct object_i64 : object_class {
explicit object_i64(int64_t v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint16_t>(val);
return static_cast<uint16_t>(val); }
uint32_t xu32() const { check_overflow<uint32_t>(val);
return static_cast<uint32_t>(val); }
uint64_t xu64() const { check_overflow<uint64_t>(val);
return static_cast<uint64_t>(val); }
int8_t xi8() const { check_overflow<int8_t>(val);
return static_cast<int8_t>(val); }
int16_t xi16() const { check_overflow<int16_t>(val);
return static_cast<int16_t>(val); }
int32_t xi32() const { check_overflow<int32_t>(val);
return static_cast<int32_t>(val); }
int64_t xi64() const { return val; }
float xfloat() const { check_underflow<float>(val);
return static_cast<float>(val); }
double xdouble() const { check_underflow<double>(val);
return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xi64(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xi64(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
bool operator> (const object_class* x) const { try { return val > x->xi64(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; } }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
int64_t val;
};
struct object_float : object_class {
object_float(float v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint32_t xu32() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint64_t xu64() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int8_t xi8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int16_t xi16() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int32_t xi32() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int64_t xi64() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
float xfloat() const { return val; }
double xdouble() const { return static_cast<double>(val); }
bool operator== (const object_class* x) const { try { return val == x->xfloat(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return static_cast<double>(val) < x->xdouble(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; }
catch (underflow_error&) {
if(val < 0.0) {
if(numeric_overflow<int64_t, float>::test(val) == -1) { return true; }
try { return static_cast<int64_t>(val) < x->xi64(); }
catch (type_error&) { return true; }
} else {
if(numeric_overflow<uint64_t, float>::test(val) == 1) { return false; }
try { return static_cast<uint64_t>(val) < x->xu64(); }
catch (type_error&) { return false; }
}
} }
bool operator> (const object_class* x) const { try { return static_cast<double>(val) > x->xdouble(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; }
catch (underflow_error&) {
if(val < 0.0) {
if(numeric_overflow<int64_t, float>::test(val) == -1) { return false; }
try { return static_cast<int64_t>(val) > x->xi64(); }
catch (type_error&) { return false; }
} else {
if(numeric_overflow<uint64_t, float>::test(val) == 1) { return true; }
try { return static_cast<uint64_t>(val) > x->xu64(); }
catch (type_error&) { return true; }
}
} }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
float val;
};
struct object_double : object_class {
object_double(double v) : val(v) {}
uint8_t xu8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint16_t xu16() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint32_t xu32() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
uint64_t xu64() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int8_t xi8() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int16_t xi16() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int32_t xi32() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
int64_t xi64() const { check_overflow<uint8_t>(val);
return static_cast<uint8_t>(val); }
float xfloat() const { check_overflow<float>(val);
check_underflow<float>(val);
return static_cast<float>(val); }
double xdouble() const { return val; }
bool operator== (const object_class* x) const { try { return val == x->xdouble(); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { try { return val < x->xdouble(); }
catch (positive_overflow_error&) { return true; }
catch (overflow_error&) { return false; }
catch (underflow_error&) {
if(val < 0.0) {
if(numeric_overflow<int64_t, double>::test(val) == -1) { return true; }
try { return static_cast<int64_t>(val) < x->xi64(); }
catch (type_error&) { return true; }
} else {
if(numeric_overflow<uint64_t, double>::test(val) == 1) { return false; }
try { return static_cast<uint64_t>(val) < x->xu64(); }
catch (type_error&) { return false; }
}
} }
bool operator> (const object_class* x) const { try { return val > x->xdouble(); }
catch (negative_overflow_error&) { return true; }
catch (overflow_error&) { return false; }
catch (underflow_error&) {
if(val < 0.0) {
if(numeric_overflow<int64_t, double>::test(val) == -1) { return false; }
try { return static_cast<int64_t>(val) > x->xi64(); }
catch (type_error&) { return false; }
} else {
if(numeric_overflow<uint64_t, double>::test(val) == 1) { return true; }
try { return static_cast<uint64_t>(val) > x->xu64(); }
catch (type_error&) { return true; }
}
} }
const object_class* inspect(std::ostream& s) const
{ s << val; return this; }
private:
double val;
};
struct object_raw : object_class {
explicit object_raw(void* p, uint32_t l) : ptr(p), len(l) {}
raw xraw() { return raw(ptr, len); }
const_raw xraw() const { return const_raw(ptr, len); }
bool operator== (const object_class* x) const { try { const_raw xr(x->xraw());
return len == xr.len && (ptr == xr.ptr || memcmp(ptr, xr.ptr, len) == 0); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { const_raw xr(x->xraw());
if(len == xr.len) { return ptr != xr.ptr && memcmp(ptr, xr.ptr, len) < 0; }
else { return len < xr.len; } }
bool operator> (const object_class* x) const { const_raw xr(x->xraw());
if(len == xr.len) { return ptr != xr.ptr && memcmp(ptr, xr.ptr, len) > 0; }
else { return len > xr.len; } }
const object_class* inspect(std::ostream& s) const
{ (s << '"').write((const char*)ptr, len) << '"'; return this; } // FIXME escape
private:
void* ptr;
uint32_t len;
};
struct object_const_raw : object_class {
explicit object_const_raw(const void* p, uint32_t l) : ptr(p), len(l) {}
const_raw xraw() const { return const_raw(ptr, len); }
bool operator== (const object_class* x) const { try { const_raw xr(x->xraw());
return len == xr.len && (ptr == xr.ptr || memcmp(ptr, xr.ptr, len) == 0); }
catch (type_error&) { return false; } }
bool operator< (const object_class* x) const { const_raw xr(x->xraw());
if(len == xr.len) { return ptr != xr.ptr && memcmp(ptr, xr.ptr, len) < 0; }
else { return len < xr.len; } }
bool operator> (const object_class* x) const { const_raw xr(x->xraw());
if(len == xr.len) { return ptr != xr.ptr && memcmp(ptr, xr.ptr, len) > 0; }
else { return len > xr.len; } }
const object_class* inspect(std::ostream& s) const
{ (s << '"').write((const char*)ptr, len) << '"'; return this; } // FIXME escape
private:
const void* ptr;
uint32_t len;
};
struct object_array : object_class, object_container_mixin {
explicit object_array() {}
explicit object_array(uint32_t n) { val.reserve(n); }
array& xarray() { return val; }
const array& xarray() const { return val; }
bool operator== (const object_class* x) const { try {
const std::vector<object>& xa(x->xarray());
if(val.size() != xa.size()) { return false; }
for(std::vector<object>::const_iterator iv(val.begin()), iv_end(val.end()), ix(xa.begin());
iv != iv_end;
++iv, ++ix) {
if(*iv != *ix) { return false; }
}
return true;
} catch (type_error&) { return false; } }
// FIXME operator< operator>
const object_class* inspect(std::ostream& s) const {
s << '[';
if(!val.empty()) {
std::vector<object>::const_iterator it(val.begin());
s << *it;
++it;
for(std::vector<object>::const_iterator it_end(val.end());
it != it_end;
++it) {
s << ", " << *it;
}
}
s << ']';
return this; }
array& xarray();
const array& xarray() const;
bool operator== (const object_class* x) const;
// FIXME operator<, operator>
const object_class* inspect(std::ostream& s) const;
public:
void push_back(object o) { val.push_back(o); }
private:
std::vector<object> val;
};
// FIXME hash, operator==: nil, true, false, containerを入れられない
// FIXME hash, operator==: nil, true, false, array, mapを入れられない
struct object_map : object_class, object_container_mixin {
explicit object_map() {}
map& xmap() { return val; }
const map& xmap() const { return val; }
bool operator== (const object_class* x) const { try {
const std::map<object, object>& xm(x->xmap());
if(val.size() != xm.size()) { return false; }
for(std::map<object, object>::const_iterator iv(val.begin()), iv_end(val.end()), ix(xm.begin());
iv != iv_end;
++iv, ++ix) {
if(iv->first != ix->first || iv->second != ix->first) { return false; }
}
return true;
} catch (type_error&) { return false; } }
// FIXME operator< operator>
const object_class* inspect(std::ostream& s) const {
s << '{';
if(!val.empty()) {
std::map<object, object>::const_iterator it(val.begin());
s << it->first << "=>" << it->second;
++it;
for(std::map<object, object>::const_iterator it_end(val.end());
it != it_end;
++it) {
s << ", " << it->first << "=>" << it->second;
}
}
s << '}';
return this; }
map& xmap();
const map& xmap() const;
bool operator== (const object_class* x) const;
// FIXME operator<, operator>
const object_class* inspect(std::ostream& s) const;
public:
void store(object k, object v) { val[k] = v; }
private: