xed-immdis.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  
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00007 modification, are permitted provided that the following conditions are
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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
00015 the Intel Corporation nor the names of its contributors may be used to
00016 endorse or promote products derived from this software without
00017 specific prior written permission.
00018  
00019 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00020 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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00030 END_LEGAL */
00033 
00034 
00035 
00036 #ifndef _XED_IMMDIS_H_
00037 # define _XED_IMMDIS_H_
00038 
00039 #include "xed-types.h"
00040 #include "xed-common-defs.h"
00041 #include "xed-util.h"
00042 
00043 
00045 // DEFINES
00047 
00049 // TYPES
00052 // PROTOTYPES
00054 
00056 // GLOBALS
00058 
00059 #define XED_MAX_IMMDIS_BYTES 8
00060 
00061 // A union for speed of zeroing
00062 union xed_immdis_values_t
00063 {
00064     xed_uint8_t x[XED_MAX_IMMDIS_BYTES];// STORED LITTLE ENDIAN. BYTE 0 is LSB
00065     xed_uint64_t q;
00066 };
00067 
00069 typedef struct xed_immdis_s {
00070     union xed_immdis_values_t value;
00071     unsigned int currently_used_space :4; // current number of assigned bytes
00072     unsigned int max_allocated_space :4; // max allocation, 4 or 8
00073     xed_bool_t present : 1;
00074     xed_bool_t immediate_is_unsigned : 1;
00075 } xed_immdis_t;
00076 
00077 XED_DLL_EXPORT void xed_immdis__check(xed_immdis_t* q, int p) ;
00078 
00079 
00080 XED_DLL_EXPORT void xed_immdis_init(xed_immdis_t* p, int max_bytes);
00081 
00083 
00084 
00085 XED_DLL_EXPORT unsigned int xed_immdis_get_bytes(const xed_immdis_t* p) ;
00086 
00088 
00090 
00091 XED_DLL_EXPORT xed_int64_t 
00092 xed_immdis_get_signed64(const xed_immdis_t* p);
00093 
00094 XED_DLL_EXPORT xed_uint64_t 
00095 xed_immdis_get_unsigned64(const xed_immdis_t* p);
00096 
00097 XED_DLL_EXPORT xed_bool_t
00098 xed_immdis_is_zero(const xed_immdis_t* p) ;
00099 
00100 XED_DLL_EXPORT xed_bool_t
00101 xed_immdis_is_one(const xed_immdis_t* p) ;
00102 
00104 XED_DLL_EXPORT xed_uint8_t   xed_immdis_get_byte(const xed_immdis_t* p, unsigned int i) ;
00106 
00108 
00109 XED_DLL_EXPORT void    xed_immdis_set_present(xed_immdis_t* p) ;
00110 
00112 XED_DLL_EXPORT xed_bool_t    xed_immdis_is_present(const xed_immdis_t* p) ;
00114 
00115 
00117 
00118 XED_DLL_EXPORT void     xed_immdis_set_max_len(xed_immdis_t* p, unsigned int mx) ;
00119 XED_DLL_EXPORT void
00120 xed_immdis_zero(xed_immdis_t* p);
00121 
00122 XED_DLL_EXPORT unsigned int    xed_immdis_get_max_length(const xed_immdis_t* p) ;
00123 
00125 
00127 
00128 
00129 XED_DLL_EXPORT xed_bool_t
00130 xed_immdis_is_unsigned(const xed_immdis_t* p) ;
00132 XED_DLL_EXPORT xed_bool_t
00133 xed_immdis_is_signed(const xed_immdis_t* p) ;
00134     
00136 XED_DLL_EXPORT void 
00137 xed_immdis_set_signed(xed_immdis_t* p) ;
00139 XED_DLL_EXPORT void 
00140 xed_immdis_set_unsigned( xed_immdis_t* p) ;
00142 
00143 
00145 
00146 XED_DLL_EXPORT void
00147 xed_immdis_add_byte(xed_immdis_t* p, xed_uint8_t b);
00148 
00149 
00150 XED_DLL_EXPORT void
00151 xed_immdis_add_byte_array(xed_immdis_t* p, int nb, xed_uint8_t* ba);
00152 
00162 XED_DLL_EXPORT void
00163 xed_immdis_add_shortest_width_signed(xed_immdis_t* p, xed_int64_t x, xed_uint8_t legal_widths);
00164 
00166 XED_DLL_EXPORT void
00167 xed_immdis_add_shortest_width_unsigned(xed_immdis_t* p, xed_uint64_t x, xed_uint8_t legal_widths );
00168 
00169 
00171 XED_DLL_EXPORT void
00172 xed_immdis_add8(xed_immdis_t* p, xed_int8_t d);
00173 
00175 XED_DLL_EXPORT void
00176 xed_immdis_add16(xed_immdis_t* p, xed_int16_t d);
00177 
00179 XED_DLL_EXPORT void
00180 xed_immdis_add32(xed_immdis_t* p, xed_int32_t d);
00181 
00183 XED_DLL_EXPORT void
00184 xed_immdis_add64(xed_immdis_t* p, xed_int64_t d);
00185 
00187 
00188 
00190 
00191 
00193 XED_DLL_EXPORT int xed_immdis_print(const xed_immdis_t* p, char* buf, int buflen);
00194 
00197 XED_DLL_EXPORT int
00198 xed_immdis_print_signed_or_unsigned(const xed_immdis_t* p, char* buf, int buflen);
00199 
00201 XED_DLL_EXPORT int
00202 xed_immdis_print_value_signed(const xed_immdis_t* p, char* buf, int buflen);
00203 
00205 XED_DLL_EXPORT int
00206 xed_immdis_print_value_unsigned(const xed_immdis_t* p, char* buf, int buflen);
00207 
00208 int xed_immdis__print_ptr(const xed_immdis_t* p, char* buf, int buflen);
00209 #endif
00210 
00212 
00213 

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