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Support a form of setting bits easily

This commit is contained in:
jaby 2023-03-15 21:38:55 +01:00
parent ed71af970b
commit e11e475802
1 changed files with 36 additions and 0 deletions
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36
include/PSX/System/IOPorts/ioport.hpp
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@ -3,6 +3,24 @@
#include "../../Auxiliary/complex_bitmap.hpp"
namespace JabyEngine {
struct IOBitUnset {
size_t pos;
constexpr IOBitUnset(size_t bit_pos) : pos(bit_pos) {
}
};
struct IOBitSet {
size_t pos;
constexpr IOBitSet(size_t bit_pos) : pos(bit_pos) {
}
constexpr IOBitUnset operator!() const {
return IOBitUnset(this->pos);
}
};
template<typename T>
struct NormalValue {
typedef T Value;
@ -26,6 +44,24 @@ namespace JabyEngine {
name##_io_base(type value) : raw_value(value) {} \
__VA_ARGS__ \
\
void set(IOBitSet bit) { \
this->raw_value = bit::set(this->raw_value, bit.pos); \
} \
void set(IOBitUnset bit) { \
this->raw_value = bit::clear(this->raw_value, bit.pos); \
} \
\
\
void clear(IOBitSet bit) { \
this->raw_value = bit::clear(this->raw_value, bit.pos); \
} \
\
\
bool is_set(IOBitSet bit) const { \
return bit::is_set(this->raw_value, bit.pos);\
} \
\
\
void operator=(type value) { \
this->raw_value = value; \
} \