diff options
Diffstat (limited to 'src/devices/cpu/rsp/rspdefs.h')
-rw-r--r-- | src/devices/cpu/rsp/rspdefs.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/devices/cpu/rsp/rspdefs.h b/src/devices/cpu/rsp/rspdefs.h new file mode 100644 index 00000000000..c061ceaa407 --- /dev/null +++ b/src/devices/cpu/rsp/rspdefs.h @@ -0,0 +1,32 @@ +// license:BSD-3-Clause +// copyright-holders:Ville Linde, Ryan Holtz +#ifndef MAME_CPU_RSP_RSPDEFS_H +#define MAME_CPU_RSP_RSPDEFS_H + +/*************************************************************************** + HELPER MACROS +***************************************************************************/ + +#define REG_LO 32 +#define REG_HI 33 + +#define RSREG ((op >> 21) & 31) +#define RTREG ((op >> 16) & 31) +#define RDREG ((op >> 11) & 31) +#define SHIFT ((op >> 6) & 31) + +#define FRREG ((op >> 21) & 31) +#define FTREG ((op >> 16) & 31) +#define FSREG ((op >> 11) & 31) +#define FDREG ((op >> 6) & 31) + +#define IS_SINGLE(o) (((o) & (1 << 21)) == 0) +#define IS_DOUBLE(o) (((o) & (1 << 21)) != 0) +#define IS_FLOAT(o) (((o) & (1 << 23)) == 0) +#define IS_INTEGRAL(o) (((o) & (1 << 23)) != 0) + +#define SIMMVAL ((int16_t)op) +#define UIMMVAL ((uint16_t)op) +#define LIMMVAL (op & 0x03ffffff) + +#endif // MAME_CPU_RSP_RSPDEFS_H |