diff options
Diffstat (limited to 'include/gba/macro.h')
| -rw-r--r-- | include/gba/macro.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/gba/macro.h b/include/gba/macro.h index 3b35a1946..197febede 100644 --- a/include/gba/macro.h +++ b/include/gba/macro.h @@ -192,4 +192,29 @@ REG_IME = imeTemp; \ } \ +#if MODERN +#define FLOAT_UNS(x, bit) ({ \ + s##bit sx = x; \ + float fx = (float)sx; \ + if (sx < 0) fx += (1 << (bit - 1)) * 2.0f; \ + fx; \ +}) +#define DOUBLE_UNS(x, bit) ({ \ + s##bit sx = x; \ + double dx = (double)sx; \ + if (sx < 0) dx += (1 << (bit - 1)) * 2.0; \ + dx; \ +}) +#else +#define FLOAT_UNS(x, bit) ((float)(x)) +#define DOUBLE_UNS(x, bit) ((double)(x)) +#endif //MODERN + +#define FLOAT_U8(x) FLOAT_UNS(x, 8) +#define FLOAT_U16(x) FLOAT_UNS(x, 16) +#define FLOAT_U32(x) FLOAT_UNS(x, 32) +#define DOUBLE_U8(x) DOUBLE_UNS(x, 8) +#define DOUBLE_U16(x) DOUBLE_UNS(x, 16) +#define DOUBLE_U32(x) DOUBLE_UNS(x, 32) + #endif // GUARD_GBA_MACRO_H |