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  git clone http://v3vee.org/palacios/palacios.web/palacios.git
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  cd palacios
  git checkout --track -b devel origin/devel
The other branches are similar.


Release 1.0
[palacios.git] / misc / decoder_test / XED2 / include / xed / xed-util.h
1 /*BEGIN_LEGAL 
2 Intel Open Source License 
3
4 Copyright (c) 2002-2007 Intel Corporation 
5 All rights reserved. 
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are
8 met:
9
10 Redistributions of source code must retain the above copyright notice,
11 this list of conditions and the following disclaimer.  Redistributions
12 in binary form must reproduce the above copyright notice, this list of
13 conditions and the following disclaimer in the documentation and/or
14 other materials provided with the distribution.  Neither the name of
15 the Intel Corporation nor the names of its contributors may be used to
16 endorse or promote products derived from this software without
17 specific prior written permission.
18  
19 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR
23 ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 END_LEGAL */
31 /// @file xed-util.h 
32 /// @author Mark Charney   <mark.charney@intel.com> 
33
34
35
36 #ifndef _XED_UTIL_H_
37 # define _XED_UTIL_H_
38
39 #include "xed-common-hdrs.h"
40 #include "xed-types.h"
41 #include "xed-portability.h"
42
43   
44 ////////////////////////////////////////////////////////////////////////////
45 // DEFINES
46 ////////////////////////////////////////////////////////////////////////////
47 extern int xed_verbose;
48 #if defined(XED_MESSAGES)
49 # include <stdio.h> // only with XED_MESSAGES defined
50 extern  FILE* xed_log_file;
51 #endif
52 #define XED_EMIT_MESSAGES  (XED_MESSAGES==1 && xed_verbose >= 1)
53 #define XED_INFO_VERBOSE   (XED_MESSAGES==1 && xed_verbose >= 2)
54 #define XED_INFO2_VERBOSE  (XED_MESSAGES==1 && xed_verbose >= 3)
55 #define XED_VERBOSE        (XED_MESSAGES==1 && xed_verbose >= 4)
56 #define XED_MORE_VERBOSE   (XED_MESSAGES==1 && xed_verbose >= 5)
57 #define XED_VERY_VERBOSE   (XED_MESSAGES==1 && xed_verbose >= 6)
58
59 #if defined(__GNUC__)
60 # define XED_FUNCNAME __func__
61 #else
62 # define XED_FUNCNAME ""
63 #endif
64
65 #if XED_MESSAGES==1
66 #define XED2IMSG(x)                                             \
67     do {                                                        \
68         if (XED_EMIT_MESSAGES) {                                \
69             if (XED_VERY_VERBOSE) {                             \
70                 fprintf(xed_log_file,"%s:%d:%s: ",              \
71                         __FILE__, __LINE__, XED_FUNCNAME);      \
72             }                                                   \
73             fprintf x;                                          \
74             fflush(xed_log_file);                               \
75         }                                                       \
76     } while(0)
77
78 #define XED2TMSG(x)                                             \
79     do {                                                        \
80         if (XED_VERBOSE) {                                      \
81             if (XED_VERY_VERBOSE) {                             \
82                 fprintf(xed_log_file,"%s:%d:%s: ",              \
83                         __FILE__, __LINE__, XED_FUNCNAME);      \
84             }                                                   \
85             fprintf x;                                          \
86             fflush(xed_log_file);                               \
87         }                                                       \
88     } while(0)
89
90 #define XED2VMSG(x)                                             \
91     do {                                                        \
92         if (XED_VERY_VERBOSE) {                                 \
93             fprintf(xed_log_file,"%s:%d:%s: ",                  \
94                     __FILE__, __LINE__, XED_FUNCNAME);          \
95             fprintf x;                                          \
96             fflush(xed_log_file);                               \
97         }                                                       \
98     } while(0)
99
100 #define XED2DIE(x)                                              \
101     do {                                                        \
102         if (XED_EMIT_MESSAGES) {                                \
103             fprintf(xed_log_file,"%s:%d:%s: ",                  \
104                              __FILE__, __LINE__, XED_FUNCNAME); \
105             fprintf x;                                          \
106             fflush(xed_log_file);                               \
107         }                                                       \
108         xed_assert(0);                                          \
109     } while(0)
110
111
112
113 #else
114 # define XED2IMSG(x) 
115 # define XED2TMSG(x)
116 # define XED2VMSG(x)
117 # define XED2DIE(x) do { xed_assert(0); } while(0)
118 #endif
119
120 #if defined(XED_ASSERTS)
121 #  define xed_assert(x)  do { if (( x )== 0) xed_internal_assert( #x, __FILE__, __LINE__); } while(0) 
122 #else
123 #  define xed_assert(x)  do {  } while(0) 
124 #endif
125 XED_NORETURN XED_NOINLINE XED_DLL_EXPORT void xed_internal_assert(const char* s, const char* file, int line);
126
127 /// @ingroup INIT
128 /// This is for registering a function to be called during XED's assert
129 /// processing. If you do not register an abort function, then the system's
130 /// abort function will be called. If your supplied function returns, then
131 /// abort() will still be called.
132 ///
133 /// @param fn This is a function pointer for a function that should handle the
134 ///        assertion reporting. The function pointer points to  a function that
135 ///        takes 4 arguments: 
136 ///                     (1) msg, the assertion message, 
137 ///                     (2) file, the file name,
138 ///                     (3) line, the line number (as an integer), and
139 ///                     (4) other, a void pointer that is supplied as thei
140 ///                         2nd argument to this registration.
141 /// @param other This is a void* that is passed back to your supplied function  fn
142 ///        as its 4th argument. It can be zero if you don't need this
143 ///        feature. You can used this to convey whatever additional context
144 ///        to your assertion handler (like FILE* pointers etc.).
145 ///
146 XED_DLL_EXPORT void xed_register_abort_function(void (*fn)(const char* msg,
147                                                            const char* file, int line, void* other),
148                                                 void* other);
149
150
151 ////////////////////////////////////////////////////////////////////////////
152 // PROTOTYPES
153 ////////////////////////////////////////////////////////////////////////////
154 char* xed_downcase_buf(char* s);
155
156 int xed_itoa(char* buf, xed_uint64_t f, int buflen);
157 int xed_itoa_hex_zeros(char* buf, xed_uint64_t f, xed_uint_t xed_bits_to_print, xed_bool_t leading_zeros, int buflen);
158 int xed_itoa_hex(char* buf, xed_uint64_t f, xed_uint_t xed_bits_to_print, int buflen);
159 int xed_itoa_signed(char* buf, xed_int64_t f, int buflen);
160
161 char xed_to_ascii_hex_nibble(xed_uint_t x);
162
163 int xed_sprintf_uint8_hex(char* buf, xed_uint8_t x, int buflen);
164 int xed_sprintf_uint16_hex(char* buf, xed_uint16_t x, int buflen);
165 int xed_sprintf_uint32_hex(char* buf, xed_uint32_t x, int buflen);
166 int xed_sprintf_uint64_hex(char* buf, xed_uint64_t x, int buflen);
167 int xed_sprintf_uint8(char* buf, xed_uint8_t x, int buflen);
168 int xed_sprintf_uint16(char* buf, xed_uint16_t x, int buflen);
169 int xed_sprintf_uint32(char* buf, xed_uint32_t x, int buflen);
170 int xed_sprintf_uint64(char* buf, xed_uint64_t x, int buflen);
171 int xed_sprintf_int8(char* buf, xed_int8_t x, int buflen);
172 int xed_sprintf_int16(char* buf, xed_int16_t x, int buflen);
173 int xed_sprintf_int32(char* buf, xed_int32_t x, int buflen);
174 int xed_sprintf_int64(char* buf, xed_int64_t x, int buflen);
175
176
177 /// Set the FILE* for XED's log msgs
178 XED_DLL_EXPORT void xed_set_log_file(FILE* o);
179
180
181 /// Set the verbosity level for XED
182 XED_DLL_EXPORT void xed_set_verbosity(int v);
183
184 void xed_derror(const char* s);
185 void xed_dwarn(const char* s);
186
187 XED_DLL_EXPORT xed_int64_t xed_sign_extend32_64(xed_int32_t x);
188 XED_DLL_EXPORT xed_int64_t xed_sign_extend16_64(xed_int16_t x);
189 XED_DLL_EXPORT xed_int64_t xed_sign_extend8_64(xed_int8_t x);
190
191 XED_DLL_EXPORT xed_int32_t xed_sign_extend16_32(xed_int16_t x);
192 XED_DLL_EXPORT xed_int32_t xed_sign_extend8_32(xed_int8_t x);
193
194 XED_DLL_EXPORT xed_int16_t xed_sign_extend8_16(xed_int8_t x);
195
196 ///arbitrary sign extension from a qty of "bits" length to 32b 
197 XED_DLL_EXPORT xed_int32_t xed_sign_extend_arbitrary_to_32(xed_uint32_t x, unsigned int bits);
198
199 ///arbitrary sign extension from a qty of "bits" length to 64b 
200 XED_DLL_EXPORT xed_int64_t xed_sign_extend_arbitrary_to_64(xed_uint64_t x, unsigned int bits);
201
202
203 XED_DLL_EXPORT xed_uint64_t xed_zero_extend32_64(xed_uint32_t x);
204 XED_DLL_EXPORT xed_uint64_t xed_zero_extend16_64(xed_uint16_t x);
205 XED_DLL_EXPORT xed_uint64_t xed_zero_extend8_64(xed_uint8_t x);
206
207 XED_DLL_EXPORT xed_uint32_t xed_zero_extend16_32(xed_uint16_t x);
208 XED_DLL_EXPORT xed_uint32_t xed_zero_extend8_32(xed_uint8_t x);
209
210 XED_DLL_EXPORT xed_uint16_t xed_zero_extend8_16(xed_uint8_t x);
211
212 XED_DLL_EXPORT xed_int32_t 
213 xed_little_endian_to_int32(xed_uint64_t x, unsigned int len);
214
215 XED_DLL_EXPORT xed_int64_t 
216 xed_little_endian_to_int64(xed_uint64_t x, unsigned int len);
217 XED_DLL_EXPORT xed_uint64_t 
218 xed_little_endian_to_uint64(xed_uint64_t x, unsigned int len);
219
220 XED_DLL_EXPORT xed_int64_t 
221 xed_little_endian_hilo_to_int64(xed_uint32_t hi_le, xed_uint32_t lo_le, unsigned int len);
222 XED_DLL_EXPORT xed_uint64_t 
223 xed_little_endian_hilo_to_uint64(xed_uint32_t hi_le, xed_uint32_t lo_le, unsigned int len);
224
225 XED_DLL_EXPORT xed_uint8_t
226 xed_get_byte(xed_uint64_t x, unsigned int i, unsigned int len);
227
228 static XED_INLINE xed_uint64_t xed_make_uint64(xed_uint32_t hi, xed_uint32_t lo) {
229     xed_uint64_t x,y;
230     x=hi;
231     y= (x<<32) | lo;
232     return y;
233 }
234 static XED_INLINE xed_int64_t xed_make_int64(xed_uint32_t hi, xed_uint32_t lo) {
235     xed_uint64_t x,y;
236     x=hi;
237     y= (x<<32) | lo;
238     return STATIC_CAST(xed_int64_t,y);
239 }
240
241 /// returns the number of bytes required to store the UNSIGNED number x
242 /// given a mask of legal lengths. For the legal_widths argument, bit 0
243 /// implies 1 byte is a legal return width, bit 1 implies that 2 bytes is a
244 /// legal return width, bit 2 implies that 4 bytes is a legal return width.
245 /// This returns 8 (indicating 8B) if none of the provided legal widths
246 /// applies.
247 XED_DLL_EXPORT xed_uint_t xed_shortest_width_unsigned(xed_uint64_t x, xed_uint8_t legal_widths);
248
249 /// returns the number of bytes required to store the SIGNED number x
250 /// given a mask of legal lengths. For the legal_widths argument, bit 0 implies 1
251 /// byte is a legal return width, bit 1 implies that 2 bytes is a legal
252 /// return width, bit 2 implies that 4 bytes is a legal return width.  This
253 /// returns 8 (indicating 8B) if none of the provided legal widths applies.
254 XED_DLL_EXPORT xed_uint_t xed_shortest_width_signed(xed_int64_t x, xed_uint8_t legal_widths);
255
256 ////////////////////////////////////////////////////////////////////////////
257 // GLOBALS
258 ////////////////////////////////////////////////////////////////////////////
259
260 ////////////////////////////////////////////////////////////////////////////
261 #endif
262 //Local Variables:
263 //pref: "../../xed-util.c"
264 //End: