1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Mu - 034check_operand_bounds.cc</title>
<meta name="Generator" content="Vim/8.1">
<meta name="plugin-version" content="vim8.1_v1">
<meta name="syntax" content="cpp">
<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
<meta name="colorscheme" content="minimal-light">
<style type="text/css">
<!--
pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; }
body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; }
a { color:inherit; }
* { font-size:12pt; font-size: 1em; }
.cSpecial { color: #008000; }
.LineNr { }
.Constant { color: #008787; }
.Comment { color: #005faf; }
.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; }
.Special { color: #d70000; }
.Identifier { color: #af5f00; }
.Delimiter { color: #c000c0; }
.SalientComment { color: #0000af; }
-->
</style>
<script type='text/javascript'>
<!--
/* function to open any folds containing a jumped-to line before jumping to it */
function JumpToLine()
{
var lineNum;
lineNum = window.location.hash;
lineNum = lineNum.substr(1); /* strip off '#' */
if (lineNum.indexOf('L') == -1) {
lineNum = 'L'+lineNum;
}
var lineElem = document.getElementById(lineNum);
/* Always jump to new location even if the line was hidden inside a fold, or
* we corrected the raw number to a line ID.
*/
if (lineElem) {
lineElem.scrollIntoView(true);
}
return true;
}
if ('onhashchange' in window) {
window.onhashchange = JumpToLine;
}
-->
</script>
</head>
<body onload='JumpToLine();'>
<a href='https://github.com/akkartik/mu/blob/master/034check_operand_bounds.cc'>https://github.com/akkartik/mu/blob/master/034check_operand_bounds.cc</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="SalientComment">//:: Check that the different operands of an instruction aren't too large for their bitfields.</span>
<span id="L2" class="LineNr"> 2 </span>
<span id="L3" class="LineNr"> 3 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L3'>test_check_bitfield_sizes</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L4" class="LineNr"> 4 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L5" class="LineNr"> 5 </span> <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L6" class="LineNr"> 6 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L7" class="LineNr"> 7 </span> <span class="Constant">"01/add 4/mod 3/rm32 1/r32\n"</span> <span class="Comment">// add ECX to EBX</span>
<span id="L8" class="LineNr"> 8 </span> <span class="Delimiter">);</span>
<span id="L9" class="LineNr"> 9 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L10" class="LineNr"> 10 </span> <span class="Constant">"error: '4/mod' too large to fit in bitfield mod\n"</span>
<span id="L11" class="LineNr"> 11 </span> <span class="Delimiter">);</span>
<span id="L12" class="LineNr"> 12 </span><span class="Delimiter">}</span>
<span id="L13" class="LineNr"> 13 </span>
<span id="L14" class="LineNr"> 14 </span><span class="Delimiter">:(before "End Globals")</span>
<span id="L15" class="LineNr"> 15 </span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>> <span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">;</span>
<span id="L16" class="LineNr"> 16 </span><span class="Delimiter">:(before "End One-time Setup")</span>
<span id="L17" class="LineNr"> 17 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"subop"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span>
<span id="L18" class="LineNr"> 18 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"mod"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">2</span><span class="Delimiter">);</span>
<span id="L19" class="LineNr"> 19 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"rm32"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span>
<span id="L20" class="LineNr"> 20 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"base"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span>
<span id="L21" class="LineNr"> 21 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"index"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span>
<span id="L22" class="LineNr"> 22 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"scale"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">2</span><span class="Delimiter">);</span>
<span id="L23" class="LineNr"> 23 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"r32"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">3</span><span class="Delimiter">);</span>
<span id="L24" class="LineNr"> 24 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"disp8"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">8</span><span class="Delimiter">);</span>
<span id="L25" class="LineNr"> 25 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"disp16"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">16</span><span class="Delimiter">);</span>
<span id="L26" class="LineNr"> 26 </span><span class="Comment">// no bound needed for disp32</span>
<span id="L27" class="LineNr"> 27 </span><a href='001help.cc.html#L239'>put_new</a><span class="Delimiter">(</span><span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">,</span> <span class="Constant">"imm8"</span><span class="Delimiter">,</span> <span class="Constant">1</span><<<span class="Constant">8</span><span class="Delimiter">);</span>
<span id="L28" class="LineNr"> 28 </span><span class="Comment">// no bound needed for imm32</span>
<span id="L29" class="LineNr"> 29 </span>
<span id="L30" class="LineNr"> 30 </span><span class="Delimiter">:(before "Pack Operands(segment code)")</span>
<span id="L31" class="LineNr"> 31 </span>check_operand_bounds<span class="Delimiter">(</span>code<span class="Delimiter">);</span>
<span id="L32" class="LineNr"> 32 </span><span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L264'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L33" class="LineNr"> 33 </span><span class="Delimiter">:(code)</span>
<span id="L34" class="LineNr"> 34 </span><span class="Normal">void</span> check_operand_bounds<span class="Delimiter">(</span><span class="Normal">const</span> segment& code<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L35" class="LineNr"> 35 </span> <a href='003trace.cc.html#L96'>trace</a><span class="Delimiter">(</span><span class="Constant">3</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- check operand bounds"</span> << end<span class="Delimiter">();</span>
<span id="L36" class="LineNr"> 36 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> i = <span class="Constant">0</span><span class="Delimiter">;</span> i < <a href='001help.cc.html#L170'>SIZE</a><span class="Delimiter">(</span>code<span class="Delimiter">.</span><a href='011run.cc.html#L113'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L37" class="LineNr"> 37 </span> <span class="Normal">const</span> line& inst = code<span class="Delimiter">.</span><a href='011run.cc.html#L113'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L38" class="LineNr"> 38 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <a href='033check_operands.cc.html#L315'>first_operand</a><span class="Delimiter">(</span>inst<span class="Delimiter">);</span> j < <a href='001help.cc.html#L170'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span>
<span id="L39" class="LineNr"> 39 </span> check_operand_bounds<span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L122'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span>
<span id="L40" class="LineNr"> 40 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='003trace.cc.html#L264'>trace_contains_errors</a><span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// stop at the first mal-formed instruction</span>
<span id="L41" class="LineNr"> 41 </span> <span class="Delimiter">}</span>
<span id="L42" class="LineNr"> 42 </span><span class="Delimiter">}</span>
<span id="L43" class="LineNr"> 43 </span>
<span id="L44" class="LineNr"> 44 </span><span class="Normal">void</span> check_operand_bounds<span class="Delimiter">(</span><span class="Normal">const</span> word& w<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L45" class="LineNr"> 45 </span> <span class="Normal">for</span> <span class="Delimiter">(</span>map<string<span class="Delimiter">,</span> <span class="Normal">uint32_t</span>>::iterator p = <span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">.</span>begin<span class="Delimiter">();</span> p != <span class="Special"><a href='034check_operand_bounds.cc.html#L15'>Operand_bound</a></span><span class="Delimiter">.</span>end<span class="Delimiter">();</span> ++p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L46" class="LineNr"> 46 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!has_operand_metadata<span class="Delimiter">(</span>w<span class="Delimiter">,</span> p<span class="Delimiter">-></span>first<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L47" class="LineNr"> 47 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!looks_like_hex_int<span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// later transforms are on their own to do their own bounds checking</span>
<span id="L48" class="LineNr"> 48 </span> <span class="Normal">int32_t</span> x = <a href='032---operands.cc.html#L507'>parse_int</a><span class="Delimiter">(</span>w<span class="Delimiter">.</span>data<span class="Delimiter">);</span>
<span id="L49" class="LineNr"> 49 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>x >= <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L50" class="LineNr"> 50 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">-></span>first == <span class="Constant">"disp8"</span> || p<span class="Delimiter">-></span>first == <span class="Constant">"disp16"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L51" class="LineNr"> 51 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>x<span class="Delimiter">)</span> >= p<span class="Delimiter">-></span>second/<span class="Constant">2</span><span class="Delimiter">)</span>
<span id="L52" class="LineNr"> 52 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' too large to fit in signed bitfield "</span> << p<span class="Delimiter">-></span>first << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span>
<span id="L53" class="LineNr"> 53 </span> <span class="Delimiter">}</span>
<span id="L54" class="LineNr"> 54 </span> <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L55" class="LineNr"> 55 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><span class="Normal">static_cast</span><<span class="Normal">uint32_t</span>><span class="Delimiter">(</span>x<span class="Delimiter">)</span> >= p<span class="Delimiter">-></span>second<span class="Delimiter">)</span>
<span id="L56" class="LineNr"> 56 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' too large to fit in bitfield "</span> << p<span class="Delimiter">-></span>first << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span>
<span id="L57" class="LineNr"> 57 </span> <span class="Delimiter">}</span>
<span id="L58" class="LineNr"> 58 </span> <span class="Delimiter">}</span>
<span id="L59" class="LineNr"> 59 </span> <span class="Normal">else</span> <span class="Delimiter">{</span>
<span id="L60" class="LineNr"> 60 </span> <span class="Comment">// hacky? assuming bound is a power of 2</span>
<span id="L61" class="LineNr"> 61 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>x < -<span class="Constant">1</span>*<span class="Normal">static_cast</span><<span class="Normal">int32_t</span>><span class="Delimiter">(</span>p<span class="Delimiter">-></span>second/<span class="Constant">2</span><span class="Delimiter">))</span>
<span id="L62" class="LineNr"> 62 </span> <a href='003trace.cc.html#L228'>raise</a> << <span class="Constant">"'"</span> << w<span class="Delimiter">.</span>original << <span class="Constant">"' too large to fit in bitfield "</span> << p<span class="Delimiter">-></span>first << <span class="cSpecial">'\n'</span> << end<span class="Delimiter">();</span>
<span id="L63" class="LineNr"> 63 </span> <span class="Delimiter">}</span>
<span id="L64" class="LineNr"> 64 </span> <span class="Delimiter">}</span>
<span id="L65" class="LineNr"> 65 </span><span class="Delimiter">}</span>
<span id="L66" class="LineNr"> 66 </span>
<span id="L67" class="LineNr"> 67 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L67'>test_check_bitfield_sizes_for_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L68" class="LineNr"> 68 </span> <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L69" class="LineNr"> 69 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L70" class="LineNr"> 70 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX 0xff/imm8"</span> <span class="Comment">// shift EBX left</span>
<span id="L71" class="LineNr"> 71 </span> <span class="Delimiter">);</span>
<span id="L72" class="LineNr"> 72 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span>
<span id="L73" class="LineNr"> 73 </span><span class="Delimiter">}</span>
<span id="L74" class="LineNr"> 74 </span>
<span id="L75" class="LineNr"> 75 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L75'>test_check_bitfield_sizes_for_imm8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L76" class="LineNr"> 76 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L77" class="LineNr"> 77 </span> <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L78" class="LineNr"> 78 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L79" class="LineNr"> 79 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX 0x100/imm8"</span> <span class="Comment">// shift EBX left</span>
<span id="L80" class="LineNr"> 80 </span> <span class="Delimiter">);</span>
<span id="L81" class="LineNr"> 81 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L82" class="LineNr"> 82 </span> <span class="Constant">"error: '0x100/imm8' too large to fit in bitfield imm8\n"</span>
<span id="L83" class="LineNr"> 83 </span> <span class="Delimiter">);</span>
<span id="L84" class="LineNr"> 84 </span><span class="Delimiter">}</span>
<span id="L85" class="LineNr"> 85 </span>
<span id="L86" class="LineNr"> 86 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L86'>test_check_bitfield_sizes_for_negative_imm8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L87" class="LineNr"> 87 </span> <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L88" class="LineNr"> 88 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L89" class="LineNr"> 89 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX -0x80/imm8"</span> <span class="Comment">// shift EBX left</span>
<span id="L90" class="LineNr"> 90 </span> <span class="Delimiter">);</span>
<span id="L91" class="LineNr"> 91 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span>
<span id="L92" class="LineNr"> 92 </span><span class="Delimiter">}</span>
<span id="L93" class="LineNr"> 93 </span>
<span id="L94" class="LineNr"> 94 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L94'>test_check_bitfield_sizes_for_negative_imm8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L95" class="LineNr"> 95 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L96" class="LineNr"> 96 </span> <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L97" class="LineNr"> 97 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L98" class="LineNr"> 98 </span> <span class="Constant">"c1/shift 4/subop/left 3/mod/direct 1/rm32/ECX -0x81/imm8"</span> <span class="Comment">// shift EBX left</span>
<span id="L99" class="LineNr"> 99 </span> <span class="Delimiter">);</span>
<span id="L100" class="LineNr">100 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L101" class="LineNr">101 </span> <span class="Constant">"error: '-0x81/imm8' too large to fit in bitfield imm8\n"</span>
<span id="L102" class="LineNr">102 </span> <span class="Delimiter">);</span>
<span id="L103" class="LineNr">103 </span><span class="Delimiter">}</span>
<span id="L104" class="LineNr">104 </span>
<span id="L105" class="LineNr">105 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L105'>test_check_bitfield_sizes_for_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L106" class="LineNr">106 </span> <span class="Comment">// not bothering to run</span>
<span id="L107" class="LineNr">107 </span> transform<span class="Delimiter">(</span>
<span id="L108" class="LineNr">108 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L109" class="LineNr">109 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 0x7f/disp8\n"</span> <span class="Comment">// add ECX to *(EBX+0x7f)</span>
<span id="L110" class="LineNr">110 </span> <span class="Delimiter">);</span>
<span id="L111" class="LineNr">111 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span>
<span id="L112" class="LineNr">112 </span><span class="Delimiter">}</span>
<span id="L113" class="LineNr">113 </span>
<span id="L114" class="LineNr">114 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L114'>test_check_bitfield_sizes_for_disp8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L115" class="LineNr">115 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L116" class="LineNr">116 </span> <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L117" class="LineNr">117 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L118" class="LineNr">118 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 0x80/disp8\n"</span> <span class="Comment">// add ECX to *(EBX+0x80)</span>
<span id="L119" class="LineNr">119 </span> <span class="Delimiter">);</span>
<span id="L120" class="LineNr">120 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L121" class="LineNr">121 </span> <span class="Constant">"error: '0x80/disp8' too large to fit in signed bitfield disp8\n"</span>
<span id="L122" class="LineNr">122 </span> <span class="Delimiter">);</span>
<span id="L123" class="LineNr">123 </span><span class="Delimiter">}</span>
<span id="L124" class="LineNr">124 </span>
<span id="L125" class="LineNr">125 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L125'>test_check_bitfield_sizes_for_negative_disp8</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L126" class="LineNr">126 </span> <span class="Comment">// not bothering to run</span>
<span id="L127" class="LineNr">127 </span> transform<span class="Delimiter">(</span>
<span id="L128" class="LineNr">128 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L129" class="LineNr">129 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 -0x80/disp8\n"</span> <span class="Comment">// add ECX to *(EBX-0x80)</span>
<span id="L130" class="LineNr">130 </span> <span class="Delimiter">);</span>
<span id="L131" class="LineNr">131 </span> <a href='002test.cc.html#L24'>CHECK</a><span class="Delimiter">(</span>!trace_contains_errors<span class="Delimiter">());</span>
<span id="L132" class="LineNr">132 </span><span class="Delimiter">}</span>
<span id="L133" class="LineNr">133 </span>
<span id="L134" class="LineNr">134 </span><span class="Normal">void</span> <a href='034check_operand_bounds.cc.html#L134'>test_check_bitfield_sizes_for_negative_disp8_error</a><span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L135" class="LineNr">135 </span> <span class="Special">Hide_errors</span> = <span class="Constant">true</span><span class="Delimiter">;</span>
<span id="L136" class="LineNr">136 </span> <a href='011run.cc.html#L82'>run</a><span class="Delimiter">(</span>
<span id="L137" class="LineNr">137 </span> <span class="Constant">"== code 0x1\n"</span>
<span id="L138" class="LineNr">138 </span> <span class="Constant">"01/add 1/mod/*+disp8 3/rm32 1/r32 -0x81/disp8\n"</span> <span class="Comment">// add ECX to *(EBX-0x81)</span>
<span id="L139" class="LineNr">139 </span> <span class="Delimiter">);</span>
<span id="L140" class="LineNr">140 </span> <a href='003trace.cc.html#L292'>CHECK_TRACE_CONTENTS</a><span class="Delimiter">(</span>
<span id="L141" class="LineNr">141 </span> <span class="Constant">"error: '-0x81/disp8' too large to fit in bitfield disp8\n"</span>
<span id="L142" class="LineNr">142 </span> <span class="Delimiter">);</span>
<span id="L143" class="LineNr">143 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->
|