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arm-gcc.h
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milieu.h
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softfloat.h
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Editing: arm-gcc.h
/* $NetBSD: arm-gcc.h,v 1.2 2001/02/21 18:09:25 bjh21 Exp $ */ /* $FreeBSD$ */ /* ------------------------------------------------------------------------------- One of the macros `BIGENDIAN' or `LITTLEENDIAN' must be defined. ------------------------------------------------------------------------------- */ #ifdef __ARMEB__ #define BIGENDIAN #else #define LITTLEENDIAN #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'. ------------------------------------------------------------------------------- */ typedef int flag; typedef int uint8; typedef int int8; typedef int uint16; typedef int int16; typedef unsigned int uint32; typedef signed int int32; #ifdef BITS64 typedef unsigned long long int uint64; typedef signed long long int int64; #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 bits64; typedef signed long long int sbits64; #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 /* ------------------------------------------------------------------------------- The ARM FPA is odd in that it stores doubles high-order word first, no matter what the endianness of the CPU. VFP is sane. ------------------------------------------------------------------------------- */ #if defined(SOFTFLOAT_FOR_GCC) #if defined (__ARM_EABI__) || defined(__VFP_FP__) || defined(__ARMEB__) #define FLOAT64_DEMANGLE(a) (a) #define FLOAT64_MANGLE(a) (a) #else #define FLOAT64_DEMANGLE(a) ((((a) & 0xfffffffful) << 32) | ((a) >> 32)) #define FLOAT64_MANGLE(a) FLOAT64_DEMANGLE(a) #endif #endif
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