iowrite.h

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#ifndef ALCHEMY_TBS_IOWRITE_H
#define ALCHEMY_TBS_IOWRITE_H
 
/// @file
/// Io_Write16, a 16-bit write to a register or memory.
 
#include "types.h"
 
/// Writes a value to a 16-bit register or memory location.
/// A statement macro (S2: a layer the whole game uses, 106 sites): the value is
/// built in a word before the address and the store stays where it is written.
/// An inline function with a u32 parameter builds the same value but lets the
/// store move.
#define Io_Write16(v, reg)                                                     \
  do {                                                                         \
    u32 value_ = (v);                                                          \
    *(reg) = value_;                                                           \
  } while (0)
 
#endif