/* ------------------------------------------------------------------------------- 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'. ------------------------------------------------------------------------------- */ typedef char flag; typedef unsigned char uint8; typedef signed char int8; typedef int uint16; typedef int int16; typedef unsigned int uint32; typedef signed int int32; #ifdef BITS64 typedef unsigned long long int bits64; typedef signed long long int sbits64; #endif /* ------------------------------------------------------------------------------- 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 unsigned char bits8; typedef signed char sbits8; typedef unsigned short int bits16; typedef signed short int sbits16; typedef unsigned int bits32; typedef signed int sbits32; #ifdef BITS64 typedef unsigned long long int uint64; typedef signed long long int int64; #endif #ifdef BITS64 /* ------------------------------------------------------------------------------- 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##LL #endif /* ------------------------------------------------------------------------------- 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'. ------------------------------------------------------------------------------- */ #define INLINE static inline /* For use as a GCC soft-float library we need some special function names. */ #ifdef __LIBFLOAT__ /* Some 32-bit ops can be mapped straight across by just changing the name. */ #define float32_add __addsf3 #define float32_sub __subsf3 #define float32_mul __mulsf3 #define float32_div __divsf3 #define int32_to_float32 __floatsisf #define float32_to_int32_round_to_zero __fixsfsi #define float32_to_uint32_round_to_zero __fixunssfsi /* These ones go through the glue code. To avoid namespace pollution we rename the internal functions too. */ #define float32_eq ___float32_eq #define float32_le ___float32_le #define float32_lt ___float32_lt /* All the 64-bit ops have to go through the glue, so we pull the same trick. */ #define float64_add ___float64_add #define float64_sub ___float64_sub #define float64_mul ___float64_mul #define float64_div ___float64_div #define int32_to_float64 ___int32_to_float64 #define float64_to_int32_round_to_zero ___float64_to_int32_round_to_zero #define float64_to_uint32_round_to_zero ___float64_to_uint32_round_to_zero #define float64_to_float32 ___float64_to_float32 #define float32_to_float64 ___float32_to_float64 #define float64_eq ___float64_eq #define float64_le ___float64_le #define float64_lt ___float64_lt #if 0 #define float64_add __adddf3 #define float64_sub __subdf3 #define float64_mul __muldf3 #define float64_div __divdf3 #define int32_to_float64 __floatsidf #define float64_to_int32_round_to_zero __fixdfsi #define float64_to_uint32_round_to_zero __fixunsdfsi #define float64_to_float32 __truncdfsf2 #define float32_to_float64 __extendsfdf2 #endif #endif