399 lines
14 KiB
C
399 lines
14 KiB
C
/*
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*
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Copyright 1989, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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*
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* Author: Keith Packard, MIT X Consortium
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#ifndef _MERGEROP_H_
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#define _MERGEROP_H_
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#ifndef GXcopy
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#include <X11/X.h>
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#endif
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typedef struct _mergeRopBits {
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MfbBits ca1, cx1, ca2, cx2;
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} mergeRopRec, *mergeRopPtr;
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extern mergeRopRec mergeRopBits[16];
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extern mergeRopPtr mergeGetRopBits(int i);
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#if defined(PPW) && defined(PGSZ) && (PPW != PGSZ) /* cfb */
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#define DeclareMergeRop() MfbBits _ca1 = 0, _cx1 = 0, _ca2 = 0, _cx2 = 0;
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#define DeclarePrebuiltMergeRop() MfbBits _cca, _ccx;
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#if PSZ == 24 /* both for PGSZ == 32 and 64 */
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#define DeclareMergeRop24() \
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MfbBits _ca1u[4], _cx1u[4], _ca2u[4], _cx2u[4];
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/* int _unrollidx[3]={0,0,1,2};*/
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#define DeclarePrebuiltMergeRop24() MfbBits _ccau[4], _ccxu[4];
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#endif /* PSZ == 24 */
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#else /* mfb */
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#define DeclareMergeRop() MfbBits _ca1 = 0, _cx1 = 0, _ca2 = 0, _cx2 = 0;
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#define DeclarePrebuiltMergeRop() MfbBits _cca, _ccx;
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#endif
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#if defined(PPW) && defined(PGSZ) && (PPW != PGSZ) /* cfb */
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#define InitializeMergeRop(alu,pm) {\
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MfbBits _pm; \
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mergeRopPtr _bits; \
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_pm = PFILL(pm); \
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_bits = mergeGetRopBits(alu); \
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_ca1 = _bits->ca1 & _pm; \
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_cx1 = _bits->cx1 | ~_pm; \
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_ca2 = _bits->ca2 & _pm; \
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_cx2 = _bits->cx2 & _pm; \
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}
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#if PSZ == 24
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#if (BITMAP_BIT_ORDER == MSBFirst)
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#define InitializeMergeRop24(alu,pm) {\
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register int i; \
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register MfbBits _pm = (pm) & 0xFFFFFF; \
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mergeRopPtr _bits = mergeGetRopBits(alu); \
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MfbBits _bits_ca1 = _bits->ca1; \
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MfbBits _bits_cx1 = _bits->cx1; \
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MfbBits _bits_ca2 = _bits->ca2; \
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MfbBits _bits_cx2 = _bits->cx2; \
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_pm = (_pm << 8) | (_pm >> 16); \
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for(i = 0; i < 4; i++){ \
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_ca1u[i] = _bits_ca1 & _pm; \
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_cx1u[i] = _bits_cx1 | ~_pm; \
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_ca2u[i] = _bits_ca2 & _pm; \
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_cx2u[i] = _bits_cx2 & _pm; \
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_pm = (_pm << 16)|(_pm >> 8); \
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} \
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}
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#else /*(BITMAP_BIT_ORDER == LSBFirst)*/
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#define InitializeMergeRop24(alu,pm) {\
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register int i; \
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register MfbBits _pm = (pm) & cfbmask[0]; \
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mergeRopPtr _bits = mergeGetRopBits(alu); \
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MfbBits _bits_ca1 = _bits->ca1 & cfbmask[0]; \
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MfbBits _bits_cx1 = _bits->cx1 & cfbmask[0]; \
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MfbBits _bits_ca2 = _bits->ca2 & cfbmask[0]; \
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MfbBits _bits_cx2 = _bits->cx2 & cfbmask[0]; \
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_pm |= (_pm << 24); \
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_bits_ca1 |= (_bits->ca1 << 24); \
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_bits_cx1 |= (_bits->cx1 << 24); \
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_bits_ca2 |= (_bits->ca2 << 24); \
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_bits_cx2 |= (_bits->cx2 << 24); \
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for(i = 0; i < 4; i++){ \
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_ca1u[i] = _bits_ca1 & _pm; \
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_cx1u[i] = _bits_cx1 | ~_pm; \
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_ca2u[i] = _bits_ca2 & _pm; \
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_cx2u[i] = _bits_cx2 & _pm; \
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_pm = (_pm << 16)|(_pm >> 8); \
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} \
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}
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#endif /*(BITMAP_BIT_ORDER == MSBFirst)*/
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#endif /* PSZ == 24 */
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#else /* mfb */
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#define InitializeMergeRop(alu,pm) {\
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mergeRopPtr _bits; \
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_bits = mergeGetRopBits(alu); \
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_ca1 = _bits->ca1; \
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_cx1 = _bits->cx1; \
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_ca2 = _bits->ca2; \
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_cx2 = _bits->cx2; \
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}
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#endif
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/* AND has higher precedence than XOR */
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#define DoMergeRop(src, dst) \
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(((dst) & (((src) & _ca1) ^ _cx1)) ^ (((src) & _ca2) ^ _cx2))
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#define DoMergeRop24u(src, dst, i) \
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(((dst) & (((src) & _ca1u[i]) ^ _cx1u[i])) ^ (((src) & _ca2u[i]) ^ _cx2u[i]))
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#define DoMaskMergeRop24(src, dst, mask, index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src0 = (src);\
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MfbBits _src1 = (_src0 & _ca1) ^ _cx1; \
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MfbBits _src2 = (_src0 & _ca2) ^ _cx2; \
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*(dst) = (((*(dst)) & cfbrmask[idx]) | (((*(dst)) & cfbmask[idx]) & \
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(((( _src1 |(~mask))<<cfb24Shift[idx])&cfbmask[idx]) ^ \
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((( _src2&(mask))<<cfb24Shift[idx])&cfbmask[idx])))); \
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idx++; \
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(dst)++; \
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*(dst) = (((*(dst)) & cfbrmask[idx]) | (((*(dst)) & cfbmask[idx]) & \
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((((_src1 |(~mask))>>cfb24Shift[idx])&cfbmask[idx]) ^ \
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(((_src2 &(mask))>>cfb24Shift[idx])&cfbmask[idx])))); \
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(dst)--; \
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}
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#define DoMaskMergeRop(src, dst, mask) \
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(((dst) & ((((src) & _ca1) ^ _cx1) | ~(mask))) ^ ((((src) & _ca2) ^ _cx2) & (mask)))
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#define DoMaskMergeRop24u(src, dst, mask, i) \
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(((dst) & ((((src) & _ca1u[(i)]) ^ _cx1u[(i)]) | ~(mask))) ^ ((((src) & _ca2u[(i)]) ^ _cx2u[(i)]) & (mask)))
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#define DoMergeRop24(src,dst,index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src0 = (src);\
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MfbBits _src1 = (_src0 & _ca1) ^ _cx1; \
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MfbBits _src2 = (_src0 & _ca2) ^ _cx2; \
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*(dst) = (((*(dst)) & cfbrmask[idx]) | ((((*(dst)) & cfbmask[idx]) & \
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((_src1 << cfb24Shift[idx])&cfbmask[idx])) ^ \
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((_src2 << cfb24Shift[idx])&cfbmask[idx]))); \
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idx++; \
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(dst)++; \
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*(dst) = (((*(dst)) & cfbrmask[idx]) | ((((*(dst)) & cfbmask[idx]) & \
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((_src1 >> cfb24Shift[idx])&cfbmask[idx])) ^ \
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((_src2 >> cfb24Shift[idx])&cfbmask[idx]))); \
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(dst)--; \
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}
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#define DoPrebuiltMergeRop(dst) (((dst) & _cca) ^ _ccx)
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#define DoPrebuiltMergeRop24(dst,index) { \
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register int idx = ((index) & 3)<< 1; \
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*(dst) = (((*(dst)) & cfbrmask[idx]) | ((((*(dst)) & cfbmask[idx]) &\
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(( _cca <<cfb24Shift[idx])&cfbmask[idx])) ^ \
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(( _ccx <<cfb24Shift[idx])&cfbmask[idx]))); \
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idx++; \
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(dst)++; \
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*(dst) = (((*(dst)) & cfbrmask[idx]) | ((((*(dst)) & cfbmask[idx]) &\
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(( _cca >>cfb24Shift[idx])&cfbmask[idx])) ^ \
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(( _ccx >>cfb24Shift[idx])&cfbmask[idx]))); \
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(dst)--; \
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}
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#define DoMaskPrebuiltMergeRop(dst,mask) \
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(((dst) & (_cca | ~(mask))) ^ (_ccx & (mask)))
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#define PrebuildMergeRop(src) ((_cca = ((src) & _ca1) ^ _cx1), \
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(_ccx = ((src) & _ca2) ^ _cx2))
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#ifndef MROP
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#define MROP 0
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#endif
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#define Mclear (1<<GXclear)
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#define Mand (1<<GXand)
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#define MandReverse (1<<GXandReverse)
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#define Mcopy (1<<GXcopy)
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#define MandInverted (1<<GXandInverted)
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#define Mnoop (1<<GXnoop)
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#define Mxor (1<<GXxor)
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#define Mor (1<<GXor)
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#define Mnor (1<<GXnor)
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#define Mequiv (1<<GXequiv)
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#define Minvert (1<<GXinvert)
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#define MorReverse (1<<GXorReverse)
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#define McopyInverted (1<<GXcopyInverted)
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#define MorInverted (1<<GXorInverted)
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#define Mnand (1<<GXnand)
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#define Mset (1<<GXset)
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#define MROP_PIXEL24(pix, idx) \
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(((*(pix) & cfbmask[(idx)<<1]) >> cfb24Shift[(idx)<<1])| \
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((*((pix)+1) & cfbmask[((idx)<<1)+1]) << cfb24Shift[((idx)<<1)+1]))
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#define MROP_SOLID24P(src,dst,sindex, index) \
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MROP_SOLID24(MROP_PIXEL24(src,sindex),dst,index)
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#define MROP_MASK24P(src,dst,mask,sindex,index) \
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MROP_MASK24(MROP_PIXEL24(src,sindex),dst,mask,index)
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#if (MROP) == Mcopy
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#define MROP_DECLARE()
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#define MROP_DECLARE_REG()
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#define MROP_INITIALIZE(alu,pm)
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#define MROP_SOLID(src,dst) (src)
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#define MROP_SOLID24(src,dst,index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src = (src); \
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*(dst) = (*(dst) & cfbrmask[idx])|((_src<<cfb24Shift[idx])&cfbmask[idx]); \
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idx++; \
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*((dst)+1) = (*((dst)+1) & cfbrmask[idx])|((_src>>cfb24Shift[idx])&cfbmask[idx]); \
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}
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#define MROP_MASK(src,dst,mask) (((dst) & ~(mask)) | ((src) & (mask)))
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#define MROP_MASK24(src,dst,mask,index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src = (src); \
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*(dst) = (*(dst) & cfbrmask[idx] &(~(((mask)<< cfb24Shift[idx])&cfbmask[idx])) | \
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(((_src &(mask))<<cfb24Shift[idx])&cfbmask[idx])); \
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idx++; \
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*((dst)+1) = (*((dst)+1) & cfbrmask[idx] &(~(((mask)>>cfb24Shift[idx])&cfbmask[idx])) | \
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(((_src&(mask))>>cfb24Shift[idx])&cfbmask[idx])); \
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}
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#define MROP_NAME(prefix) MROP_NAME_CAT(prefix,Copy)
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#endif
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#if (MROP) == McopyInverted
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#define MROP_DECLARE()
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#define MROP_DECLARE_REG()
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#define MROP_INITIALIZE(alu,pm)
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#define MROP_SOLID(src,dst) (~(src))
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#define MROP_SOLID24(src,dst,index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src = ~(src); \
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*(dst) = (*(dst) & cfbrmask[idx])|((_src << cfb24Shift[idx])&cfbmask[idx]); \
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idx++; \
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(dst)++; \
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*(dst) = (*(dst) & cfbrmask[idx])|((_src >>cfb24Shift[idx])&cfbmask[idx]); \
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(dst)--; \
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}
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#define MROP_MASK(src,dst,mask) (((dst) & ~(mask)) | ((~(src)) & (mask)))
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#define MROP_MASK24(src,dst,mask,index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src = ~(src); \
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*(dst) = (*(dst) & cfbrmask[idx] &(~(((mask)<< cfb24Shift[idx])&cfbmask[idx])) | \
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(((_src &(mask))<<cfb24Shift[idx])&cfbmask[idx])); \
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idx++; \
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(dst)++; \
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*(dst) = (*(dst) & cfbrmask[idx] &(~(((mask)>>cfb24Shift[idx])&cfbmask[idx])) | \
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((((_src & (mask))>>cfb24Shift[idx])&cfbmask[idx])); \
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(dst)--; \
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}
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#define MROP_NAME(prefix) MROP_NAME_CAT(prefix,CopyInverted)
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#endif
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#if (MROP) == Mxor
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#define MROP_DECLARE()
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#define MROP_DECLARE_REG()
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#define MROP_INITIALIZE(alu,pm)
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#define MROP_SOLID(src,dst) ((src) ^ (dst))
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#define MROP_SOLID24(src,dst,index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src = (src); \
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*(dst) ^= ((_src << cfb24Shift[idx])&cfbmask[idx]); \
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idx++; \
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(dst)++; \
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*(dst) ^= ((_src >>cfb24Shift[idx])&cfbmask[idx]); \
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(dst)--; \
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}
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#define MROP_MASK(src,dst,mask) (((src) & (mask)) ^ (dst))
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#define MROP_MASK24(src,dst,mask,index) {\
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register int idx = ((index) & 3)<< 1; \
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*(dst) ^= ((((src)&(mask))<<cfb24Shift[idx])&cfbmask[idx]); \
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idx++; \
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(dst)++; \
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*(dst) ^= ((((src)&(mask))>>cfb24Shift[idx])&cfbmask[idx]); \
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(dst)--; \
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}
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#define MROP_NAME(prefix) MROP_NAME_CAT(prefix,Xor)
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#endif
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#if (MROP) == Mor
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#define MROP_DECLARE()
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#define MROP_DECLARE_REG()
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#define MROP_INITIALIZE(alu,pm)
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#define MROP_SOLID(src,dst) ((src) | (dst))
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#define MROP_SOLID24(src,dst,index) {\
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register int idx = ((index) & 3)<< 1; \
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*(dst) |= (((src)<<cfb24Shift[idx])&cfbmask[idx]); \
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idx++; \
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(dst)++; \
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*(dst) |= (((src)>>cfb24Shift[idx])&cfbmask[idx]); \
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(dst)--; \
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}
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#define MROP_MASK(src,dst,mask) (((src) & (mask)) | (dst))
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#define MROP_MASK24(src,dst,mask,index) {\
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register int idx = ((index) & 3)<< 1; \
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MfbBits _src = (src); \
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*(dst) |= (((_src &(mask))<<cfb24Shift[idx])&cfbmask[idx]); \
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idx++; \
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(dst)++; \
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*(dst) |= (((_src &(mask))>>cfb24Shift[idx])&cfbmask[idx]); \
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(dst)--; \
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}
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#define MROP_NAME(prefix) MROP_NAME_CAT(prefix,Or)
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#endif
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#if (MROP) == (Mcopy|Mxor|MandReverse|Mor)
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#define MROP_DECLARE() MfbBits _ca1 = 0, _cx1 = 0;
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#define MROP_DECLARE_REG() register MROP_DECLARE()
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#define MROP_INITIALIZE(alu,pm) { \
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mergeRopPtr _bits; \
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_bits = mergeGetRopBits(alu); \
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_ca1 = _bits->ca1; \
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_cx1 = _bits->cx1; \
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}
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#define MROP_SOLID(src,dst) \
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(((dst) & (((src) & _ca1) ^ _cx1)) ^ (src))
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#define MROP_MASK(src,dst,mask) \
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(((dst) & ((((src) & _ca1) ^ _cx1)) | (~(mask)) ^ ((src) & (mask))))
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#define MROP_NAME(prefix) MROP_NAME_CAT(prefix,CopyXorAndReverseOr)
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#define MROP_PREBUILD(src) PrebuildMergeRop(src)
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#define MROP_PREBUILT_DECLARE() DeclarePrebuiltMergeRop()
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#define MROP_PREBUILT_SOLID(src,dst) DoPrebuiltMergeRop(dst)
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#define MROP_PREBUILT_SOLID24(src,dst,index) DoPrebuiltMergeRop24(dst,index)
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#define MROP_PREBUILT_MASK(src,dst,mask) DoMaskPrebuiltMergeRop(dst,mask)
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#define MROP_PREBUILT_MASK24(src,dst,mask,index) DoMaskPrebuiltMergeRop24(dst,mask,index)
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#endif
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#if (MROP) == 0
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#if !defined(PSZ) || (PSZ != 24)
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#define MROP_DECLARE() DeclareMergeRop()
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#define MROP_DECLARE_REG() register DeclareMergeRop()
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#define MROP_INITIALIZE(alu,pm) InitializeMergeRop(alu,pm)
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#define MROP_SOLID(src,dst) DoMergeRop(src,dst)
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#define MROP_MASK(src,dst,mask) DoMaskMergeRop(src, dst, mask)
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#else
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#define MROP_DECLARE() \
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DeclareMergeRop() \
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DeclareMergeRop24()
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#define MROP_DECLARE_REG() \
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register DeclareMergeRop()\
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DeclareMergeRop24()
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#define MROP_INITIALIZE(alu,pm) \
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InitializeMergeRop(alu,pm)\
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InitializeMergeRop24(alu,pm)
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#define MROP_SOLID(src,dst) DoMergeRop24u(src,dst,((int)(&(dst)-pdstBase) % 3))
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#define MROP_MASK(src,dst,mask) DoMaskMergeRop24u(src, dst, mask,((int)(&(dst) - pdstBase)%3))
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#endif
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#define MROP_SOLID24(src,dst,index) DoMergeRop24(src,dst,index)
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#define MROP_MASK24(src,dst,mask,index) DoMaskMergeRop24(src, dst, mask,index)
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#define MROP_NAME(prefix) MROP_NAME_CAT(prefix,General)
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#define MROP_PREBUILD(src) PrebuildMergeRop(src)
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#define MROP_PREBUILT_DECLARE() DeclarePrebuiltMergeRop()
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#define MROP_PREBUILT_SOLID(src,dst) DoPrebuiltMergeRop(dst)
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#define MROP_PREBUILT_SOLID24(src,dst,index) DoPrebuiltMergeRop24(dst,index)
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#define MROP_PREBUILT_MASK(src,dst,mask) DoMaskPrebuiltMergeRop(dst,mask)
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#define MROP_PREBUILT_MASK24(src,dst,mask,index) \
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DoMaskPrebuiltMergeRop24(dst,mask,index)
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#endif
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#ifndef MROP_PREBUILD
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#define MROP_PREBUILD(src)
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#define MROP_PREBUILT_DECLARE()
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#define MROP_PREBUILT_SOLID(src,dst) MROP_SOLID(src,dst)
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#define MROP_PREBUILT_SOLID24(src,dst,index) MROP_SOLID24(src,dst,index)
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#define MROP_PREBUILT_MASK(src,dst,mask) MROP_MASK(src,dst,mask)
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#define MROP_PREBUILT_MASK24(src,dst,mask,index) MROP_MASK24(src,dst,mask,index)
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#endif
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#if !defined(UNIXCPP) || defined(ANSICPP)
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#define MROP_NAME_CAT(prefix,suffix) prefix##suffix
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#else
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#define MROP_NAME_CAT(prefix,suffix) prefix/**/suffix
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#endif
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#endif
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