diff options
author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
---|---|---|
committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/mfb/fastblt.h | |
download | vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.gz vcxsrv-3562e78743202e43aec8727005182a2558117eca.tar.bz2 vcxsrv-3562e78743202e43aec8727005182a2558117eca.zip |
Checked in the following released items:
xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'xorg-server/mfb/fastblt.h')
-rw-r--r-- | xorg-server/mfb/fastblt.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/xorg-server/mfb/fastblt.h b/xorg-server/mfb/fastblt.h new file mode 100644 index 000000000..35ba5a2a1 --- /dev/null +++ b/xorg-server/mfb/fastblt.h @@ -0,0 +1,96 @@ +/* + +Copyright 1989, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included +in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR +OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall +not be used in advertising or otherwise to promote the sale, use or +other dealings in this Software without prior written authorization +from The Open Group. + +*/ + +/* + * Fast bitblt macros for certain hardware. If your machine has an addressing + * mode of small constant + register, you'll probably want this magic specific + * code. It's 25% faster for the R2000. I haven't studied the Sparc + * instruction set, but I suspect it also has this addressing mode. Also, + * unrolling the loop by 32 is possibly excessive for mfb. The number of times + * the loop is actually looped through is pretty small. + */ + +/* + * WARNING: These macros make *a lot* of assumptions about + * the environment they are invoked in. Plenty of implicit + * arguments, lots of side effects. Don't use them casually. + */ + +#define SwitchOdd(n) case n: BodyOdd(n) +#define SwitchEven(n) case n: BodyEven(n) + +/* to allow mfb and cfb to share code... */ +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#ifndef BitRight +#define BitRight(a,b) SCRRIGHT(a,b) +#define BitLeft(a,b) SCRLEFT(a,b) +#endif + +#ifdef LARGE_INSTRUCTION_CACHE +#define UNROLL 8 +#define PackedLoop \ + switch (nl & (UNROLL-1)) { \ + SwitchOdd( 7) SwitchEven( 6) SwitchOdd( 5) SwitchEven( 4) \ + SwitchOdd( 3) SwitchEven( 2) SwitchOdd( 1) \ + } \ + while ((nl -= UNROLL) >= 0) { \ + LoopReset \ + BodyEven( 8) \ + BodyOdd( 7) BodyEven( 6) BodyOdd( 5) BodyEven( 4) \ + BodyOdd( 3) BodyEven( 2) BodyOdd( 1) \ + } +#else +#define UNROLL 4 +#define PackedLoop \ + switch (nl & (UNROLL-1)) { \ + SwitchOdd( 3) SwitchEven( 2) SwitchOdd( 1) \ + } \ + while ((nl -= UNROLL) >= 0) { \ + LoopReset \ + BodyEven( 4) \ + BodyOdd( 3) BodyEven( 2) BodyOdd( 1) \ + } +#endif + +#define DuffL(counter,label,body) \ + switch (counter & 3) { \ + label: \ + body \ + case 3: \ + body \ + case 2: \ + body \ + case 1: \ + body \ + case 0: \ + if ((counter -= 4) >= 0) \ + goto label; \ + } |