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
|
<!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 - subx/040---tests.cc</title>
<meta name="Generator" content="Vim/8.0">
<meta name="plugin-version" content="vim7.4_v2">
<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; }
.traceContains { color: #005f00; }
.LineNr { }
.Constant { color: #008787; }
.Delimiter { color: #c000c0; }
.Special { color: #d70000; }
.Identifier { color: #af5f00; }
.Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; }
.Comment { color: #005faf; }
.PreProc { color: #c000c0; }
-->
</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;
}
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/subx/040---tests.cc'>https://github.com/akkartik/mu/blob/master/subx/040---tests.cc</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="Comment">//: Automatically aggregate functions starting with 'test-' into a test suite</span>
<span id="L2" class="LineNr"> 2 </span><span class="Comment">//: called 'run-tests'. Running this function will run all tests.</span>
<span id="L3" class="LineNr"> 3 </span><span class="Comment">//:</span>
<span id="L4" class="LineNr"> 4 </span><span class="Comment">//: This is actually SubX's first (trivial) compiler. We generate all the code</span>
<span id="L5" class="LineNr"> 5 </span><span class="Comment">//: needed for the 'run-tests' function.</span>
<span id="L6" class="LineNr"> 6 </span><span class="Comment">//:</span>
<span id="L7" class="LineNr"> 7 </span><span class="Comment">//: By convention, temporary functions needed by tests will start with</span>
<span id="L8" class="LineNr"> 8 </span><span class="Comment">//: '_test-'.</span>
<span id="L9" class="LineNr"> 9 </span>
<span id="L10" class="LineNr">10 </span><span class="Comment">//: We don't rely on any transforms running in previous layers, but this layer</span>
<span id="L11" class="LineNr">11 </span><span class="Comment">//: knows about labels and will emit labels for previous layers to transform.</span>
<span id="L12" class="LineNr">12 </span><span class="Delimiter">:(after "Begin Transforms")</span>
<span id="L13" class="LineNr">13 </span><span class="Comment">// Begin Level-4 Transforms</span>
<span id="L14" class="LineNr">14 </span><span class="Special"><a href='011run.cc.html#L229'>Transform</a></span><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>create_test_function<span class="Delimiter">);</span>
<span id="L15" class="LineNr">15 </span><span class="Comment">// End Level-4 Transforms</span>
<span id="L16" class="LineNr">16 </span>
<span id="L17" class="LineNr">17 </span><span class="Delimiter">:(scenario run_test)</span>
<span id="L18" class="LineNr">18 </span><span class="Special">% Reg[ESP].u = 0x100;</span>
<span id="L19" class="LineNr">19 </span>== <span class="Constant">0x1</span>
<span id="L20" class="LineNr">20 </span><span class="Normal"><a href='000organization.cc.html#L113'>main</a></span>:
<span id="L21" class="LineNr">21 </span> e8/call run-tests/disp32 <span class="Comment"># 5 bytes</span>
<span id="L22" class="LineNr">22 </span> f4/halt <span class="Comment"># 1 byte</span>
<span id="L23" class="LineNr">23 </span>
<span id="L24" class="LineNr">24 </span>test-foo: <span class="Comment"># offset 7</span>
<span id="L25" class="LineNr">25 </span> <span class="PreProc">0</span><span class="Constant">1</span> d8 <span class="Comment"># just some unique instruction: add EBX to EAX</span>
<span id="L26" class="LineNr">26 </span> c3/<span class="Identifier">return</span>
<span id="L27" class="LineNr">27 </span>
<span id="L28" class="LineNr">28 </span><span class="Comment"># check that code in test-foo ran (implicitly called by run-tests)</span>
<span id="L29" class="LineNr">29 </span><span class="traceContains">+run: inst: 0x00000007</span>
<span id="L30" class="LineNr">30 </span>
<span id="L31" class="LineNr">31 </span><span class="Delimiter">:(code)</span>
<span id="L32" class="LineNr">32 </span><span class="Normal">void</span> create_test_function<span class="Delimiter">(</span>program& p<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L33" class="LineNr">33 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>p<span class="Delimiter">.</span><a href='011run.cc.html#L100'>segments</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span>
<span id="L34" class="LineNr">34 </span> segment& <a href='031check_operands.cc.html#L11'>code</a> = p<span class="Delimiter">.</span><a href='011run.cc.html#L100'>segments</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span>
<span id="L35" class="LineNr">35 </span> <a href='003trace.cc.html#L183'>trace</a><span class="Delimiter">(</span><span class="Constant">99</span><span class="Delimiter">,</span> <span class="Constant">"transform"</span><span class="Delimiter">)</span> << <span class="Constant">"-- create 'run-tests'"</span> << end<span class="Delimiter">();</span>
<span id="L36" class="LineNr">36 </span> vector<line> <a href='040---tests.cc.html#L36'>new_insts</a><span class="Delimiter">;</span>
<span id="L37" class="LineNr">37 </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#L166'>SIZE</a><span class="Delimiter">(</span><a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L38" class="LineNr">38 </span> line& inst = <a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L39" class="LineNr">39 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L40" class="LineNr">40 </span> <span class="Normal">const</span> word& curr = inst<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">);</span>
<span id="L41" class="LineNr">41 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>*curr<span class="Delimiter">.</span>data<span class="Delimiter">.</span>rbegin<span class="Delimiter">()</span> != <span class="Constant">':'</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> <span class="Comment">// not a label</span>
<span id="L42" class="LineNr">42 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>!starts_with<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">,</span> <span class="Constant">"test-"</span><span class="Delimiter">))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span>
<span id="L43" class="LineNr">43 </span> string fn = <a href='035labels.cc.html#L213'>drop_last</a><span class="Delimiter">(</span>curr<span class="Delimiter">.</span>data<span class="Delimiter">);</span>
<span id="L44" class="LineNr">44 </span> <a href='040---tests.cc.html#L36'>new_insts</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>call<span class="Delimiter">(</span>fn<span class="Delimiter">));</span>
<span id="L45" class="LineNr">45 </span> <span class="Delimiter">}</span>
<span id="L46" class="LineNr">46 </span> <span class="Delimiter">}</span>
<span id="L47" class="LineNr">47 </span> <span class="Normal">if</span> <span class="Delimiter">(</span><a href='040---tests.cc.html#L36'>new_insts</a><span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span><span class="Delimiter">;</span> <span class="Comment">// no tests found</span>
<span id="L48" class="LineNr">48 </span> <a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>label<span class="Delimiter">(</span><span class="Constant">"run-tests"</span><span class="Delimiter">));</span>
<span id="L49" class="LineNr">49 </span> <a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">.</span>insert<span class="Delimiter">(</span><a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">.</span>end<span class="Delimiter">(),</span> <a href='040---tests.cc.html#L36'>new_insts</a><span class="Delimiter">.</span>begin<span class="Delimiter">(),</span> <a href='040---tests.cc.html#L36'>new_insts</a><span class="Delimiter">.</span>end<span class="Delimiter">());</span>
<span id="L50" class="LineNr">50 </span> <a href='031check_operands.cc.html#L11'>code</a><span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>ret<span class="Delimiter">());</span>
<span id="L51" class="LineNr">51 </span><span class="Delimiter">}</span>
<span id="L52" class="LineNr">52 </span>
<span id="L53" class="LineNr">53 </span>string to_string<span class="Delimiter">(</span><span class="Normal">const</span> segment& s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L54" class="LineNr">54 </span> ostringstream out<span class="Delimiter">;</span>
<span id="L55" class="LineNr">55 </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#L166'>SIZE</a><span class="Delimiter">(</span>s<span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L56" class="LineNr">56 </span> <span class="Normal">const</span> line& l = s<span class="Delimiter">.</span><a href='011run.cc.html#L109'>lines</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
<span id="L57" class="LineNr">57 </span> <span class="Normal">for</span> <span class="Delimiter">(</span><span class="Normal">int</span> j = <span class="Constant">0</span><span class="Delimiter">;</span> j < <a href='001help.cc.html#L166'>SIZE</a><span class="Delimiter">(</span>l<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L58" class="LineNr">58 </span> <span class="Normal">if</span> <span class="Delimiter">(</span>j > <span class="Constant">0</span><span class="Delimiter">)</span> out << <span class="Constant">' '</span><span class="Delimiter">;</span>
<span id="L59" class="LineNr">59 </span> out << to_string<span class="Delimiter">(</span>l<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">));</span>
<span id="L60" class="LineNr">60 </span> <span class="Delimiter">}</span>
<span id="L61" class="LineNr">61 </span> out << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
<span id="L62" class="LineNr">62 </span> <span class="Delimiter">}</span>
<span id="L63" class="LineNr">63 </span> <span class="Identifier">return</span> out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span id="L64" class="LineNr">64 </span><span class="Delimiter">}</span>
<span id="L65" class="LineNr">65 </span>
<span id="L66" class="LineNr">66 </span><a href='011run.cc.html#L117'>line</a> call<span class="Delimiter">(</span>string s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L67" class="LineNr">67 </span> <a href='011run.cc.html#L117'>line</a> result<span class="Delimiter">;</span>
<span id="L68" class="LineNr">68 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>call<span class="Delimiter">());</span>
<span id="L69" class="LineNr">69 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>disp32<span class="Delimiter">(</span>s<span class="Delimiter">));</span>
<span id="L70" class="LineNr">70 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L71" class="LineNr">71 </span><span class="Delimiter">}</span>
<span id="L72" class="LineNr">72 </span>
<span id="L73" class="LineNr">73 </span><a href='011run.cc.html#L123'>word</a> call<span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L74" class="LineNr">74 </span> <a href='011run.cc.html#L123'>word</a> result<span class="Delimiter">;</span>
<span id="L75" class="LineNr">75 </span> result<span class="Delimiter">.</span>data = <span class="Constant">"e8"</span><span class="Delimiter">;</span>
<span id="L76" class="LineNr">76 </span> result<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">"call"</span><span class="Delimiter">);</span>
<span id="L77" class="LineNr">77 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L78" class="LineNr">78 </span><span class="Delimiter">}</span>
<span id="L79" class="LineNr">79 </span>
<span id="L80" class="LineNr">80 </span><a href='011run.cc.html#L123'>word</a> disp32<span class="Delimiter">(</span>string s<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span id="L81" class="LineNr">81 </span> <a href='011run.cc.html#L123'>word</a> result<span class="Delimiter">;</span>
<span id="L82" class="LineNr">82 </span> result<span class="Delimiter">.</span>data = s<span class="Delimiter">;</span>
<span id="L83" class="LineNr">83 </span> result<span class="Delimiter">.</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">"disp32"</span><span class="Delimiter">);</span>
<span id="L84" class="LineNr">84 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L85" class="LineNr">85 </span><span class="Delimiter">}</span>
<span id="L86" class="LineNr">86 </span>
<span id="L87" class="LineNr">87 </span><a href='011run.cc.html#L117'>line</a> ret<span class="Delimiter">()</span> <span class="Delimiter">{</span>
<span id="L88" class="LineNr">88 </span> <a href='011run.cc.html#L117'>line</a> result<span class="Delimiter">;</span>
<span id="L89" class="LineNr">89 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><a href='011run.cc.html#L123'>word</a><span class="Delimiter">());</span>
<span id="L90" class="LineNr">90 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>data = <span class="Constant">"c3"</span><span class="Delimiter">;</span>
<span id="L91" class="LineNr">91 </span> result<span class="Delimiter">.</span><a href='011run.cc.html#L118'>words</a><span class="Delimiter">.</span>back<span class="Delimiter">().</span>metadata<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span><span class="Constant">"return"</span><span class="Delimiter">);</span>
<span id="L92" class="LineNr">92 </span> <span class="Identifier">return</span> result<span class="Delimiter">;</span>
<span id="L93" class="LineNr">93 </span><span class="Delimiter">}</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->
|