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Annotation of tme/dist/softfloat/processors/386-GCC.h, revision 1.1.1.1

1.1       root        1: 
                      2: /*----------------------------------------------------------------------------
                      3: | One of the macros `BIGENDIAN' or `LITTLEENDIAN' must be defined.
                      4: *----------------------------------------------------------------------------*/
                      5: #define LITTLEENDIAN
                      6: 
                      7: /*----------------------------------------------------------------------------
                      8: | The macro `BITS64' can be defined to indicate that 64-bit integer types are
                      9: | supported by the compiler.
                     10: *----------------------------------------------------------------------------*/
                     11: #define BITS64
                     12: 
                     13: /*----------------------------------------------------------------------------
                     14: | Each of the following `typedef's defines the most convenient type that holds
                     15: | integers of at least as many bits as specified.  For example, `uint8' should
                     16: | be the most convenient type that can hold unsigned integers of as many as
                     17: | 8 bits.  The `flag' type must be able to hold either a 0 or 1.  For most
                     18: | implementations of C, `flag', `uint8', and `int8' should all be `typedef'ed
                     19: | to the same as `int'.
                     20: *----------------------------------------------------------------------------*/
                     21: typedef char flag;
                     22: typedef unsigned char uint8;
                     23: typedef signed char int8;
                     24: typedef int uint16;
                     25: typedef int int16;
                     26: typedef unsigned int uint32;
                     27: typedef signed int int32;
                     28: #ifdef BITS64
                     29: typedef unsigned long long int uint64;
                     30: typedef signed long long int int64;
                     31: #endif
                     32: 
                     33: /*----------------------------------------------------------------------------
                     34: | Each of the following `typedef's defines a type that holds integers
                     35: | of _exactly_ the number of bits specified.  For instance, for most
                     36: | implementation of C, `bits16' and `sbits16' should be `typedef'ed to
                     37: | `unsigned short int' and `signed short int' (or `short int'), respectively.
                     38: *----------------------------------------------------------------------------*/
                     39: typedef unsigned char bits8;
                     40: typedef signed char sbits8;
                     41: typedef unsigned short int bits16;
                     42: typedef signed short int sbits16;
                     43: typedef unsigned int bits32;
                     44: typedef signed int sbits32;
                     45: #ifdef BITS64
                     46: typedef unsigned long long int bits64;
                     47: typedef signed long long int sbits64;
                     48: #endif
                     49: 
                     50: #ifdef BITS64
                     51: /*----------------------------------------------------------------------------
                     52: | The `LIT64' macro takes as its argument a textual integer literal and
                     53: | if necessary ``marks'' the literal as having a 64-bit integer type.
                     54: | For example, the GNU C Compiler (`gcc') requires that 64-bit literals be
                     55: | appended with the letters `LL' standing for `long long', which is `gcc's
                     56: | name for the 64-bit integer type.  Some compilers may allow `LIT64' to be
                     57: | defined as the identity macro:  `#define LIT64( a ) a'.
                     58: *----------------------------------------------------------------------------*/
                     59: #define LIT64( a ) a##LL
                     60: #endif
                     61: 
                     62: /*----------------------------------------------------------------------------
                     63: | The macro `INLINE' can be used before functions that should be inlined.  If
                     64: | a compiler does not support explicit inlining, this macro should be defined
                     65: | to be `static'.
                     66: *----------------------------------------------------------------------------*/
                     67: #define INLINE extern inline
                     68: 

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