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Diffstat (limited to 'cfb/cfbrrop.h')
| -rw-r--r-- | cfb/cfbrrop.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/cfb/cfbrrop.h b/cfb/cfbrrop.h new file mode 100644 index 000000000..4423e040d --- /dev/null +++ b/cfb/cfbrrop.h @@ -0,0 +1,150 @@ +/* + * $Xorg: cfbrrop.h,v 1.4 2001/02/09 02:04:38 xorgcvs Exp $ + * +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. + * + * Author: Keith Packard, MIT X Consortium + */ + +#ifndef GXcopy +#include "X.h" +#endif + +#define RROP_FETCH_GC(gc) \ + RROP_FETCH_GCPRIV(((cfbPrivGCPtr)(gc)->devPrivates[cfbGCPrivateIndex].ptr)) + +#ifndef RROP +#define RROP GXset +#endif + +#if RROP == GXcopy +#define RROP_DECLARE register unsigned long rrop_xor; +#define RROP_FETCH_GCPRIV(devPriv) rrop_xor = (devPriv)->xor; +#define RROP_SOLID(dst) (*(dst) = (rrop_xor)) +#define RROP_SOLID_MASK(dst,mask) (*(dst) = (*(dst) & ~(mask)) | ((rrop_xor) & (mask))) +#define RROP_NAME(prefix) RROP_NAME_CAT(prefix,Copy) +#endif /* GXcopy */ + +#if RROP == GXxor +#define RROP_DECLARE register unsigned long rrop_xor; +#define RROP_FETCH_GCPRIV(devPriv) rrop_xor = (devPriv)->xor; +#define RROP_SOLID(dst) (*(dst) ^= (rrop_xor)) +#define RROP_SOLID_MASK(dst,mask) (*(dst) ^= ((rrop_xor) & (mask))) +#define RROP_NAME(prefix) RROP_NAME_CAT(prefix,Xor) +#endif /* GXxor */ + +#if RROP == GXand +#define RROP_DECLARE register unsigned long rrop_and; +#define RROP_FETCH_GCPRIV(devPriv) rrop_and = (devPriv)->and; +#define RROP_SOLID(dst) (*(dst) &= (rrop_and)) +#define RROP_SOLID_MASK(dst,mask) (*(dst) &= ((rrop_and) | ~(mask))) +#define RROP_NAME(prefix) RROP_NAME_CAT(prefix,And) +#endif /* GXand */ + +#if RROP == GXor +#define RROP_DECLARE register unsigned long rrop_or; +#define RROP_FETCH_GCPRIV(devPriv) rrop_or = (devPriv)->xor; +#define RROP_SOLID(dst) (*(dst) |= (rrop_or)) +#define RROP_SOLID_MASK(dst,mask) (*(dst) |= ((rrop_or) & (mask))) +#define RROP_NAME(prefix) RROP_NAME_CAT(prefix,Or) +#endif /* GXor */ + +#if RROP == GXnoop +#define RROP_DECLARE +#define RROP_FETCH_GCPRIV(devPriv) +#define RROP_SOLID(dst) +#define RROP_SOLID_MASK(dst,mask) +#define RROP_NAME(prefix) RROP_NAME_CAT(prefix,Noop) +#endif /* GXnoop */ + +#if RROP == GXset +#define RROP_DECLARE register unsigned long rrop_and, rrop_xor; +#define RROP_FETCH_GCPRIV(devPriv) rrop_and = (devPriv)->and; \ + rrop_xor = (devPriv)->xor; +#define RROP_SOLID(dst) (*(dst) = DoRRop (*(dst), rrop_and, rrop_xor)) +#define RROP_SOLID_MASK(dst,mask) (*(dst) = DoMaskRRop (*(dst), rrop_and, rrop_xor, (mask))) +#define RROP_NAME(prefix) RROP_NAME_CAT(prefix,General) +#endif /* GXset */ + +#define RROP_UNROLL_CASE1(p,i) case (i): RROP_SOLID((p) - (i)); +#define RROP_UNROLL_CASE2(p,i) RROP_UNROLL_CASE1(p,(i)+1) RROP_UNROLL_CASE1(p,i) +#define RROP_UNROLL_CASE4(p,i) RROP_UNROLL_CASE2(p,(i)+2) RROP_UNROLL_CASE2(p,i) +#define RROP_UNROLL_CASE8(p,i) RROP_UNROLL_CASE4(p,(i)+4) RROP_UNROLL_CASE4(p,i) +#define RROP_UNROLL_CASE16(p,i) RROP_UNROLL_CASE8(p,(i)+8) RROP_UNROLL_CASE8(p,i) +#define RROP_UNROLL_CASE3(p) RROP_UNROLL_CASE2(p,2) RROP_UNROLL_CASE1(p,1) +#define RROP_UNROLL_CASE7(p) RROP_UNROLL_CASE4(p,4) RROP_UNROLL_CASE3(p) +#define RROP_UNROLL_CASE15(p) RROP_UNROLL_CASE8(p,8) RROP_UNROLL_CASE7(p) +#define RROP_UNROLL_CASE31(p) RROP_UNROLL_CASE16(p,16) RROP_UNROLL_CASE15(p) +#ifdef LONG64 +#define RROP_UNROLL_CASE63(p) RROP_UNROLL_CASE32(p,32) RROP_UNROLL_CASE31(p) +#endif /* LONG64 */ + +#define RROP_UNROLL_LOOP1(p,i) RROP_SOLID((p) + (i)); +#define RROP_UNROLL_LOOP2(p,i) RROP_UNROLL_LOOP1(p,(i)) RROP_UNROLL_LOOP1(p,(i)+1) +#define RROP_UNROLL_LOOP4(p,i) RROP_UNROLL_LOOP2(p,(i)) RROP_UNROLL_LOOP2(p,(i)+2) +#define RROP_UNROLL_LOOP8(p,i) RROP_UNROLL_LOOP4(p,(i)) RROP_UNROLL_LOOP4(p,(i)+4) +#define RROP_UNROLL_LOOP16(p,i) RROP_UNROLL_LOOP8(p,(i)) RROP_UNROLL_LOOP8(p,(i)+8) +#define RROP_UNROLL_LOOP32(p,i) RROP_UNROLL_LOOP16(p,(i)) RROP_UNROLL_LOOP16(p,(i)+16) +#ifdef LONG64 +#define RROP_UNROLL_LOOP64(p,i) RROP_UNROLL_LOOP32(p,(i)) RROP_UNROLL_LOOP32(p,(i)+32) +#endif /* LONG64 */ + +#if defined (FAST_CONSTANT_OFFSET_MODE) && defined (SHARED_IDCACHE) && (RROP == GXcopy) + +#ifdef LONG64 +#define RROP_UNROLL_SHIFT 6 +#define RROP_UNROLL_CASE(p) RROP_UNROLL_CASE63(p) +#define RROP_UNROLL_LOOP(p) RROP_UNROLL_LOOP64(p,-64) +#else /* not LONG64 */ +#define RROP_UNROLL_SHIFT 5 +#define RROP_UNROLL_CASE(p) RROP_UNROLL_CASE31(p) +#define RROP_UNROLL_LOOP(p) RROP_UNROLL_LOOP32(p,-32) +#endif /* LONG64 */ +#define RROP_UNROLL (1<<RROP_UNROLL_SHIFT) +#define RROP_UNROLL_MASK (RROP_UNROLL-1) + +#define RROP_SPAN(pdst,nmiddle) {\ + int part = (nmiddle) & RROP_UNROLL_MASK; \ + (nmiddle) >>= RROP_UNROLL_SHIFT; \ + (pdst) += part * (sizeof (unsigned long) / sizeof (*pdst)); \ + switch (part) {\ + RROP_UNROLL_CASE((unsigned long *) (pdst)) \ + } \ + while (--(nmiddle) >= 0) { \ + (pdst) += RROP_UNROLL * (sizeof (unsigned long) / sizeof (*pdst)); \ + RROP_UNROLL_LOOP((unsigned long *) (pdst)) \ + } \ +} +#else +#define RROP_SPAN(pdst,nmiddle) \ + while (--(nmiddle) >= 0) { \ + RROP_SOLID((unsigned long *) (pdst)); \ + (pdst) += sizeof (unsigned long) / sizeof (*pdst); \ + } +#endif + +#if (defined(__STDC__) && !defined(UNIXCPP)) || defined(ANSICPP) +#define RROP_NAME_CAT(prefix,suffix) prefix##suffix +#else +#define RROP_NAME_CAT(prefix,suffix) prefix/**/suffix +#endif |