diff options
Diffstat (limited to 'xorg-server/hw/xfree86/xaa/xaacexp.h')
| -rw-r--r-- | xorg-server/hw/xfree86/xaa/xaacexp.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/xorg-server/hw/xfree86/xaa/xaacexp.h b/xorg-server/hw/xfree86/xaa/xaacexp.h new file mode 100644 index 000000000..56bcda69a --- /dev/null +++ b/xorg-server/hw/xfree86/xaa/xaacexp.h @@ -0,0 +1,127 @@ + + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/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 |