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?? Editing: byte_order_generic_x86.h

This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */

/*
  Optimized function-like macros for the x86 architecture (_WIN32 included).
*/

#define sint2korr(A)	(*((const int16 *) (A)))
#define sint3korr(A)	((int32) ((((uchar) (A)[2]) & 128) ? \
				  (((uint32) 255L << 24) | \
				   (((uint32) (uchar) (A)[2]) << 16) |\
				   (((uint32) (uchar) (A)[1]) << 8) | \
				   ((uint32) (uchar) (A)[0])) : \
				  (((uint32) (uchar) (A)[2]) << 16) |\
				  (((uint32) (uchar) (A)[1]) << 8) | \
				  ((uint32) (uchar) (A)[0])))
#define sint4korr(A)	(*((const long *) (A)))
#define uint2korr(A)	(*((const uint16 *) (A)))
#define uint3korr(A)	(uint32) (((uint32) ((uchar) (A)[0])) |\
				  (((uint32) ((uchar) (A)[1])) << 8) |\
				  (((uint32) ((uchar) (A)[2])) << 16))
#define uint4korr(A)	(*((const uint32 *) (A)))
#define uint5korr(A)	((ulonglong)(((uint32) ((uchar) (A)[0])) |\
				    (((uint32) ((uchar) (A)[1])) << 8) |\
				    (((uint32) ((uchar) (A)[2])) << 16) |\
				    (((uint32) ((uchar) (A)[3])) << 24)) |\
				    (((ulonglong) ((uchar) (A)[4])) << 32))
#define uint6korr(A)	((ulonglong)(((uint32)    ((uchar) (A)[0]))          | \
                                     (((uint32)    ((uchar) (A)[1])) << 8)   | \
                                     (((uint32)    ((uchar) (A)[2])) << 16)  | \
                                     (((uint32)    ((uchar) (A)[3])) << 24)) | \
                         (((ulonglong) ((uchar) (A)[4])) << 32) |       \
                         (((ulonglong) ((uchar) (A)[5])) << 40))
#define uint8korr(A)	(*((const ulonglong *) (A)))
#define sint8korr(A)	(*((const longlong *) (A)))

#define int2store(T,A)	*((uint16*) (T))= (uint16) (A)
#define int3store(T,A)  do { *(T)=  (uchar) ((A));\
                            *(T+1)=(uchar) (((uint) (A) >> 8));\
                            *(T+2)=(uchar) (((A) >> 16));\
                        } while (0)
#define int4store(T,A)	*((long *) (T))= (long) (A)
#define int5store(T,A)  do { *(T)= (uchar)((A));\
                             *((T)+1)=(uchar) (((A) >> 8));\
                             *((T)+2)=(uchar) (((A) >> 16));\
                             *((T)+3)=(uchar) (((A) >> 24));\
                             *((T)+4)=(uchar) (((A) >> 32));\
                        } while(0)
#define int6store(T,A)  do { *(T)=    (uchar)((A));          \
                             *((T)+1)=(uchar) (((A) >> 8));  \
                             *((T)+2)=(uchar) (((A) >> 16)); \
                             *((T)+3)=(uchar) (((A) >> 24)); \
                             *((T)+4)=(uchar) (((A) >> 32)); \
                             *((T)+5)=(uchar) (((A) >> 40)); \
                        } while(0)
#define int8store(T,A)	*((ulonglong *) (T))= (ulonglong) (A)
typedef union {
  double v;
  long m[2];
} doubleget_union;
#define doubleget(V,M) \
do { doubleget_union _tmp; \
     _tmp.m[0] = *((const long*)(M));      \
     _tmp.m[1] = *(((const long*) (M))+1); \
     (V) = _tmp.v; } while(0)
#define doublestore(T,V) \
do { *((long *) T) = ((const doubleget_union *)&V)->m[0];     \
     *(((long *) T)+1) = ((const doubleget_union *)&V)->m[1]; \
   } while (0)
#define float4get(V,M) \
do { *((float *) &(V)) = *((const float*) (M)); } while(0)
#define float8get(V,M)   doubleget((V),(M))
#define float4store(V,M) memcpy((uchar*)(V), (uchar*)(&M), sizeof(float))
#define floatstore(T,V)  memcpy((uchar*)(T), (uchar*)(&V), sizeof(float))
#define floatget(V,M)    memcpy((uchar*)(&V),(uchar*) (M), sizeof(float))
#define float8store(V,M) doublestore((V),(M))

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?? Editing: byte_order_generic_x86.h

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