| /* |
| ------------------------------------------------------------------------------- |
| 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 extern __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 |
