mirror of
https://github.com/TomHarte/CLK.git
synced 2024-10-31 18:04:37 +00:00
40 lines
678 B
C++
40 lines
678 B
C++
//
|
|
// RegisterSizes.hpp
|
|
// Clock Signal
|
|
//
|
|
// Created by Thomas Harte on 14/05/2017.
|
|
// Copyright 2017 Thomas Harte. All rights reserved.
|
|
//
|
|
|
|
#ifndef RegisterSizes_hpp
|
|
#define RegisterSizes_hpp
|
|
|
|
#include <cstdint>
|
|
|
|
namespace CPU {
|
|
|
|
template <typename Full, typename Half> union RegisterPair {
|
|
RegisterPair(Full v) : full(v) {}
|
|
RegisterPair() {}
|
|
|
|
Full full;
|
|
#pragma pack(push, 1)
|
|
#if TARGET_RT_BIG_ENDIAN
|
|
struct {
|
|
Half high, low;
|
|
} halves;
|
|
#else
|
|
struct {
|
|
Half low, high;
|
|
} halves;
|
|
#endif
|
|
#pragma pack(pop)
|
|
};
|
|
|
|
typedef RegisterPair<uint16_t, uint8_t> RegisterPair16;
|
|
typedef RegisterPair<uint32_t, RegisterPair16> RegisterPair32;
|
|
|
|
}
|
|
|
|
#endif /* RegisterSizes_hpp */
|