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Diffstat (limited to 'trunk/src/lib/softfloat/mamesf.h')
-rw-r--r-- | trunk/src/lib/softfloat/mamesf.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/trunk/src/lib/softfloat/mamesf.h b/trunk/src/lib/softfloat/mamesf.h new file mode 100644 index 00000000000..077077ee087 --- /dev/null +++ b/trunk/src/lib/softfloat/mamesf.h @@ -0,0 +1,66 @@ +/*---------------------------------------------------------------------------- +| One of the macros `BIGENDIAN' or `LITTLEENDIAN' must be defined. +*----------------------------------------------------------------------------*/ +#ifdef LSB_FIRST +#define LITTLEENDIAN +#else +#define BIGENDIAN +#endif + +/*---------------------------------------------------------------------------- +| The macro `BITS64' can be defined to indicate that 64-bit integer types are +| supported by the compiler. +*----------------------------------------------------------------------------*/ +#define BITS64 + +/*---------------------------------------------------------------------------- +| Each of the following `typedef's defines the most convenient type that holds +| integers of at least as many bits as specified. For example, `uint8' should +| be the most convenient type that can hold unsigned integers of as many as +| 8 bits. The `flag' type must be able to hold either a 0 or 1. For most +| implementations of C, `flag', `uint8', and `int8' should all be `typedef'ed +| to the same as `int'. +*----------------------------------------------------------------------------*/ +#include "emu.h" + +typedef INT8 flag; +typedef UINT8 uint8; +typedef INT8 int8; +typedef UINT16 uint16; +typedef INT16 int16; +typedef UINT32 uint32; +typedef INT32 int32; +typedef UINT64 uint64; +typedef INT64 int64; + +/*---------------------------------------------------------------------------- +| Each of the following `typedef's defines a type that holds integers +| of _exactly_ the number of bits specified. For instance, for most +| implementation of C, `bits16' and `sbits16' should be `typedef'ed to +| `unsigned short int' and `signed short int' (or `short int'), respectively. +*----------------------------------------------------------------------------*/ +typedef UINT8 bits8; +typedef INT8 sbits8; +typedef UINT16 bits16; +typedef INT16 sbits16; +typedef UINT32 bits32; +typedef INT32 sbits32; +typedef UINT64 bits64; +typedef INT64 sbits64; + +/*---------------------------------------------------------------------------- +| The `LIT64' macro takes as its argument a textual integer literal and +| if necessary ``marks'' the literal as having a 64-bit integer type. +| For example, the GNU C Compiler (`gcc') requires that 64-bit literals be +| appended with the letters `LL' standing for `long long', which is `gcc's +| name for the 64-bit integer type. Some compilers may allow `LIT64' to be +| defined as the identity macro: `#define LIT64( a ) a'. +*----------------------------------------------------------------------------*/ +#define LIT64( a ) a##ULL + +/*---------------------------------------------------------------------------- +| The macro `INLINE' can be used before functions that should be inlined. If +| a compiler does not support explicit inlining, this macro should be defined +| to be `static'. +*----------------------------------------------------------------------------*/ +// MAME defines INLINE |