1 /* SPDX-License-Identifier: GPL-2.0 */ 1 2 /* 3 ---------------------------------------------- 4 The macro `BITS64' can be defined to indicate 5 supported by the compiler. 6 ---------------------------------------------- 7 */ 8 #define BITS64 9 10 /* 11 ---------------------------------------------- 12 Each of the following `typedef's defines the m 13 integers of at least as many bits as specified 14 be the most convenient type that can hold unsi 15 8 bits. The `flag' type must be able to hold 16 implementations of C, `flag', `uint8', and `in 17 to the same as `int'. 18 ---------------------------------------------- 19 */ 20 typedef char flag; 21 typedef unsigned char uint8; 22 typedef signed char int8; 23 typedef int uint16; 24 typedef int int16; 25 typedef unsigned int uint32; 26 typedef signed int int32; 27 #ifdef BITS64 28 typedef unsigned long long int bits64; 29 typedef signed long long int sbits64; 30 #endif 31 32 /* 33 ---------------------------------------------- 34 Each of the following `typedef's defines a typ 35 of _exactly_ the number of bits specified. Fo 36 implementation of C, `bits16' and `sbits16' sh 37 `unsigned short int' and `signed short int' (o 38 ---------------------------------------------- 39 */ 40 typedef unsigned char bits8; 41 typedef signed char sbits8; 42 typedef unsigned short int bits16; 43 typedef signed short int sbits16; 44 typedef unsigned int bits32; 45 typedef signed int sbits32; 46 #ifdef BITS64 47 typedef unsigned long long int uint64; 48 typedef signed long long int int64; 49 #endif 50 51 #ifdef BITS64 52 /* 53 ---------------------------------------------- 54 The `LIT64' macro takes as its argument a text 55 necessary ``marks'' the literal as having a 64 56 example, the Gnu C Compiler (`gcc') requires t 57 appended with the letters `LL' standing for `l 58 name for the 64-bit integer type. Some compil 59 defined as the identity macro: `#define LIT64 60 ---------------------------------------------- 61 */ 62 #define LIT64( a ) a##LL 63 #endif 64 65 /* 66 ---------------------------------------------- 67 The macro `INLINE' can be used before function 68 a compiler does not support explicit inlining, 69 to be `static'. 70 ---------------------------------------------- 71 */ 72 #define INLINE static inline 73 74 75 /* For use as a GCC soft-float library we need 76 77 #ifdef __LIBFLOAT__ 78 79 /* Some 32-bit ops can be mapped straight acro 80 #define float32_add __adds 81 #define float32_sub __subs 82 #define float32_mul __muls 83 #define float32_div __divs 84 #define int32_to_float32 __floa 85 #define float32_to_int32_round_to_zero __fixs 86 #define float32_to_uint32_round_to_zero __fixu 87 88 /* These ones go through the glue code. To av 89 we rename the internal functions too. */ 90 #define float32_eq ___flo 91 #define float32_le ___flo 92 #define float32_lt ___flo 93 94 /* All the 64-bit ops have to go through the g 95 trick. */ 96 #define float64_add ___flo 97 #define float64_sub ___flo 98 #define float64_mul ___flo 99 #define float64_div ___flo 100 #define int32_to_float64 ___int 101 #define float64_to_int32_round_to_zero ___flo 102 #define float64_to_uint32_round_to_zero ___flo 103 #define float64_to_float32 ___flo 104 #define float32_to_float64 ___flo 105 #define float64_eq ___flo 106 #define float64_le ___flo 107 #define float64_lt ___flo 108 109 #if 0 110 #define float64_add __addd 111 #define float64_sub __subd 112 #define float64_mul __muld 113 #define float64_div __divd 114 #define int32_to_float64 __floa 115 #define float64_to_int32_round_to_zero __fixd 116 #define float64_to_uint32_round_to_zero __fixu 117 #define float64_to_float32 __trun 118 #define float32_to_float64 __exte 119 #endif 120 121 #endif 122
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