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/* $XFree86: xc/programs/Xserver/hw/xfree86/xaa/xaacexp.h,v 1.5 2000/06/13 02:51:25 mvojkovi Exp $ */
#include "Xarch.h"
#ifndef FIXEDBASE
#define CHECKRETURN(b) if(width <= ((b) * 32)) return(base + (b))
#else
#define CHECKRETURN(b) if(width <= ((b) * 32)) return(base)
#endif
#if X_BYTE_ORDER == X_BIG_ENDIAN
# define SHIFT_L(value, shift) ((value) >> (shift))
# define SHIFT_R(value, shift) ((value) << (shift))
#else
# define SHIFT_L(value, shift) ((value) << (shift))
# define SHIFT_R(value, shift) ((value) >> (shift))
#endif
#ifndef MSBFIRST
# ifdef FIXEDBASE
# define WRITE_IN_BITORDER(dest, offset, data) *(dest) = data;
# else
# define WRITE_IN_BITORDER(dest, offset, data) *(dest + offset) = data;
# endif
#else
# ifdef FIXEDBASE
# define WRITE_IN_BITORDER(dest, offset, data) *(dest) = SWAP_BITS_IN_BYTES(data);
# else
# define WRITE_IN_BITORDER(dest, offset, data) *(dest + offset) = SWAP_BITS_IN_BYTES(data)
# endif
#endif
#ifdef FIXEDBASE
# ifdef MSBFIRST
# define WRITE_BITS(b) *base = SWAP_BITS_IN_BYTES(b)
# define WRITE_BITS1(b) { \
*base = byte_reversed_expand3[(b) & 0xFF] | \
byte_reversed_expand3[((b) & 0xFF00) >> 8] << 24; }
# define WRITE_BITS2(b) { \
*base = byte_reversed_expand3[(b) & 0xFF] | \
byte_reversed_expand3[((b) & 0xFF00) >> 8] << 24; \
*base = byte_reversed_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_reversed_expand3[((b) & 0xFF0000) >> 16] << 16; }
# define WRITE_BITS3(b) { \
*base = byte_reversed_expand3[(b) & 0xFF] | \
byte_reversed_expand3[((b) & 0xFF00) >> 8] << 24; \
*base = byte_reversed_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_reversed_expand3[((b) & 0xFF0000) >> 16] << 16; \
*base = byte_reversed_expand3[((b) & 0xFF0000) >> 16] >> 16 | \
byte_reversed_expand3[((b) & 0xFF000000) >> 24] << 8; }
# else
# define WRITE_BITS(b) *base = (b)
# define WRITE_BITS1(b) { \
*base = byte_expand3[(b) & 0xFF] | \
byte_expand3[((b) & 0xFF00) >> 8] << 24; }
# define WRITE_BITS2(b) { \
*base = byte_expand3[(b) & 0xFF] | \
byte_expand3[((b) & 0xFF00) >> 8] << 24; \
*base = byte_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_expand3[((b) & 0xFF0000) >> 16] << 16; }
# define WRITE_BITS3(b) { \
*base = byte_expand3[(b) & 0xFF] | \
byte_expand3[((b) & 0xFF00) >> 8] << 24; \
*base = byte_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_expand3[((b) & 0xFF0000) >> 16] << 16; \
*base = byte_expand3[((b) & 0xFF0000) >> 16] >> 16 | \
byte_expand3[((b) & 0xFF000000) >> 24] << 8; }
# endif
#else
# ifdef MSBFIRST
# define WRITE_BITS(b) *(base++) = SWAP_BITS_IN_BYTES(b)
# define WRITE_BITS1(b) { \
*(base++) = byte_reversed_expand3[(b) & 0xFF] | \
byte_reversed_expand3[((b) & 0xFF00) >> 8] << 24; }
# define WRITE_BITS2(b) { \
*(base) = byte_reversed_expand3[(b) & 0xFF] | \
byte_reversed_expand3[((b) & 0xFF00) >> 8] << 24; \
*(base + 1) = byte_reversed_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_reversed_expand3[((b) & 0xFF0000) >> 16] << 16; \
base += 2; }
# define WRITE_BITS3(b) { \
*(base) = byte_reversed_expand3[(b) & 0xFF] | \
byte_reversed_expand3[((b) & 0xFF00) >> 8] << 24; \
*(base + 1) = byte_reversed_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_reversed_expand3[((b) & 0xFF0000) >> 16] << 16; \
*(base + 2) = byte_reversed_expand3[((b) & 0xFF0000) >> 16] >> 16 | \
byte_reversed_expand3[((b) & 0xFF000000) >> 24] << 8; \
base += 3; }
# else
# define WRITE_BITS(b) *(base++) = (b)
# define WRITE_BITS1(b) { \
*(base++) = byte_expand3[(b) & 0xFF] | \
byte_expand3[((b) & 0xFF00) >> 8] << 24; }
# define WRITE_BITS2(b) { \
*(base) = byte_expand3[(b) & 0xFF] | \
byte_expand3[((b) & 0xFF00) >> 8] << 24; \
*(base + 1) = byte_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_expand3[((b) & 0xFF0000) >> 16] << 16; \
base += 2; }
# define WRITE_BITS3(b) { \
*(base) = byte_expand3[(b) & 0xFF] | \
byte_expand3[((b) & 0xFF00) >> 8] << 24; \
*(base + 1) = byte_expand3[((b) & 0xFF00) >> 8] >> 8 | \
byte_expand3[((b) & 0xFF0000) >> 16] << 16; \
*(base + 2) = byte_expand3[((b) & 0xFF0000) >> 16] >> 16 | \
byte_expand3[((b) & 0xFF000000) >> 24] << 8; \
base += 3; }
# endif
#endif
#ifdef FIXEDBASE
# ifdef MSBFIRST
# define EXPNAME(x) x##MSBFirstFixedBase
# else
# define EXPNAME(x) x##LSBFirstFixedBase
# endif
#else
# ifdef MSBFIRST
# define EXPNAME(x) x##MSBFirst
# else
# define EXPNAME(x) x##LSBFirst
# endif
#endif
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