xed-immed.h

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00001 /*BEGIN_LEGAL 
00002 Intel Open Source License 
00003 
00004 Copyright (c) 2002-2015 Intel Corporation. All rights reserved.
00005  
00006 Redistribution and use in source and binary forms, with or without
00007 modification, are permitted provided that the following conditions are
00008 met:
00009 
00010 Redistributions of source code must retain the above copyright notice,
00011 this list of conditions and the following disclaimer.  Redistributions
00012 in binary form must reproduce the above copyright notice, this list of
00013 conditions and the following disclaimer in the documentation and/or
00014 other materials provided with the distribution.  Neither the name of
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00018  
00019 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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00033 
00034 #ifndef _XED_IMMED_H_
00035 # define _XED_IMMED_H_
00036 
00037 #include "xed-types.h"
00038 #include "xed-common-defs.h"
00039 #include "xed-util.h"
00040 
00041 XED_DLL_EXPORT xed_int64_t xed_immed_from_bytes(xed_int8_t* bytes, xed_uint_t n);
00042     /*
00043       Convert an array of bytes representing a Little Endian byte ordering
00044       of a number (11 22 33 44 55.. 88), in to a a 64b SIGNED number. That gets
00045       stored in memory in little endian format of course. 
00046 
00047       Input 11 22 33 44 55 66 77 88, 8
00048       Ouptut 0x8877665544332211  (stored in memory as (lsb) 11 22 33 44 55 66 77 88 (msb))
00049 
00050       Input f0, 1
00051       Output 0xffff_ffff_ffff_fff0  (stored in memory as f0 ff ff ff   ff ff ff ff)
00052 
00053       Input f0 00, 2
00054       Output 0x0000_0000_0000_00F0 (stored in memory a f0 00 00 00  00 00 00 00)
00055 
00056       Input 03, 1
00057       Output 0x0000_0000_0000_0030 (stored in memory a 30 00 00 00  00 00 00 00)
00058     */
00059 
00060 
00061 #endif

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