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| author | Kartik K. Agaram <vc@akkartik.com> | 2015-07-13 20:53:41 -0700 |
|---|---|---|
| committer | Kartik K. Agaram <vc@akkartik.com> | 2015-07-13 20:53:41 -0700 |
| commit | 83fcebf3210b638d9f8248e0007e9f0c9804980a (patch) | |
| tree | 95c4855bef341e1d46eb4725b54a3eaaf6858f08 /html/045closure_name.cc.html | |
| parent | 8b9f1750c74c7d3cca99d6949a90cd61eb8e0218 (diff) | |
| download | mu-83fcebf3210b638d9f8248e0007e9f0c9804980a.tar.gz | |
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Diffstat (limited to 'html/045closure_name.cc.html')
| -rw-r--r-- | html/045closure_name.cc.html | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/html/045closure_name.cc.html b/html/045closure_name.cc.html deleted file mode 100644 index 892495e8..00000000 --- a/html/045closure_name.cc.html +++ /dev/null @@ -1,171 +0,0 @@ -<!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 - 045closure_name.cc</title> -<meta name="Generator" content="Vim/7.4"> -<meta name="plugin-version" content="vim7.4_v1"> -<meta name="syntax" content="cpp"> -<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy="> -<meta name="colorscheme" content="minimal"> -<style type="text/css"> -<!-- -pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; } -body { font-family: monospace; color: #eeeeee; background-color: #080808; } -* { font-size: 1.05em; } -.traceContains { color: #008000; } -.cSpecial { color: #008000; } -.Constant { color: #00a0a0; } -.Comment { color: #9090ff; } -.Delimiter { color: #a04060; } -.Special { color: #ff6060; } -.CommentedCode { color: #6c6c6c; } -.Identifier { color: #804000; } ---> -</style> - -<script type='text/javascript'> -<!-- - ---> -</script> -</head> -<body> -<pre id='vimCodeElement'> -<span class="Comment">//: Writing to a literal (not computed) address of 0 in a recipe chains two</span> -<span class="Comment">//: spaces together. When a variable has a property of /space:1, it looks up</span> -<span class="Comment">//: the variable in the chained/surrounding space. /space:2 looks up the</span> -<span class="Comment">//: surrounding space of the surrounding space, etc.</span> - -<span class="Delimiter">:(scenario closure)</span> -recipe main [ - default-space:address:array:location<span class="Special"> <- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>:literal - <span class="Constant">1</span>:address:array:location/names:new-counter<span class="Special"> <- </span>new-counter -<span class="CommentedCode">#? $print [AAAAAAAAAAAAAAAA]</span> -<span class="CommentedCode">#? $print 1:address:array:location</span> - <span class="Constant">2</span>:number/<span class="Special">raw <- </span>increment-counter <span class="Constant">1</span>:address:array:location/names:new-counter - <span class="Constant">3</span>:number/<span class="Special">raw <- </span>increment-counter <span class="Constant">1</span>:address:array:location/names:new-counter -] - -recipe new-counter [ - default-space:address:array:location<span class="Special"> <- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>:literal - x:number<span class="Special"> <- </span>copy <span class="Constant">23</span>:literal - y:number<span class="Special"> <- </span>copy <span class="Constant">3</span>:literal <span class="Comment"># variable that will be incremented</span> - reply default-space:address:array:location -] - -recipe increment-counter [ - default-space:address:array:location<span class="Special"> <- </span>new location:type<span class="Delimiter">,</span> <span class="Constant">30</span>:literal - <span class="Constant">0</span>:address:array:location/names:new-counter<span class="Special"> <- </span>next-ingredient <span class="Comment"># outer space must be created by 'new-counter' above</span> - y:number/space:<span class="Constant">1</span><span class="Special"> <- </span>add y:number/space:<span class="Constant">1</span><span class="Delimiter">,</span> <span class="Constant">1</span>:literal <span class="Comment"># increment</span> - y:number<span class="Special"> <- </span>copy <span class="Constant">234</span>:literal <span class="Comment"># dummy</span> - reply y:number/space:<span class="Constant">1</span> -] - -<span class="traceContains">+name: recipe increment-counter is surrounded by new-counter</span> -<span class="traceContains">+mem: storing 5 in location 3</span> - -<span class="Comment">//: To make this work, compute the recipe that provides names for the</span> -<span class="Comment">//: surrounding space of each recipe. This must happen before transform_names.</span> - -<span class="Delimiter">:(before "End Globals")</span> -map<recipe_ordinal<span class="Delimiter">,</span> recipe_ordinal> Surrounding_space<span class="Delimiter">;</span> - -<span class="Delimiter">:(after "int main")</span> - Transform<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>collect_surrounding_spaces<span class="Delimiter">);</span> - -<span class="Delimiter">:(code)</span> -void collect_surrounding_spaces<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">)</span> <span class="Delimiter">{</span> - for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> - const instruction& inst = Recipe[r]<span class="Delimiter">.</span>steps<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span> - if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>is_label<span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> - for <span class="Delimiter">(</span>long long int j = <span class="Constant">0</span><span class="Delimiter">;</span> j < SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">);</span> ++j<span class="Delimiter">)</span> <span class="Delimiter">{</span> - if <span class="Delimiter">(</span>is_literal<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">)))</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> - if <span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>name != <span class="Constant">"0"</span><span class="Delimiter">)</span> <span class="Identifier">continue</span><span class="Delimiter">;</span> - if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">)</span> != <span class="Constant">3</span> - || inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">"address"</span>] - || inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">1</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">"array"</span>] - || inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>types<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">2</span><span class="Delimiter">)</span> != Type_ordinal[<span class="Constant">"location"</span>]<span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"slot 0 should always have type address:array:location, but is "</span> << inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> - <span class="Identifier">continue</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - vector<string> s = property<span class="Delimiter">(</span>inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">),</span> <span class="Constant">"names"</span><span class="Delimiter">);</span> - if <span class="Delimiter">(</span>s<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> - raise << <span class="Constant">"slot 0 requires a /names property in recipe "</span> << Recipe[r]<span class="Delimiter">.</span>name << die<span class="Delimiter">();</span> - if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>s<span class="Delimiter">)</span> > <span class="Constant">1</span><span class="Delimiter">)</span> raise << <span class="Constant">"slot 0 should have a single value in /names, got "</span> << inst<span class="Delimiter">.</span>products<span class="Delimiter">.</span>at<span class="Delimiter">(</span>j<span class="Delimiter">).</span>to_string<span class="Delimiter">()</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> - string surrounding_recipe_name = s<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">);</span> - if <span class="Delimiter">(</span>Surrounding_space<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> != Surrounding_space<span class="Delimiter">.</span>end<span class="Delimiter">()</span> - && Surrounding_space[r] != Recipe_ordinal[surrounding_recipe_name]<span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"recipe "</span> << Recipe[r]<span class="Delimiter">.</span>name << <span class="Constant">" can have only one 'surrounding' recipe but has "</span> << Recipe[Surrounding_space[r]]<span class="Delimiter">.</span>name << <span class="Constant">" and "</span> << surrounding_recipe_name << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> - <span class="Identifier">continue</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - trace<span class="Delimiter">(</span><span class="Constant">"name"</span><span class="Delimiter">)</span> << <span class="Constant">"recipe "</span> << Recipe[r]<span class="Delimiter">.</span>name << <span class="Constant">" is surrounded by "</span> << surrounding_recipe_name<span class="Delimiter">;</span> - Surrounding_space[r] = Recipe_ordinal[surrounding_recipe_name]<span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Delimiter">}</span> -<span class="Delimiter">}</span> - -<span class="Comment">//: Once surrounding spaces are available, transform_names uses them to handle</span> -<span class="Comment">//: /space properties.</span> - -<span class="Delimiter">:(replace{} "long long int lookup_name(const reagent& r, const recipe_ordinal default_recipe)")</span> -long long int lookup_name<span class="Delimiter">(</span>const reagent& x<span class="Delimiter">,</span> const recipe_ordinal default_recipe<span class="Delimiter">)</span> <span class="Delimiter">{</span> -<span class="CommentedCode">//? cout << "AAA " << default_recipe << " " << Recipe[default_recipe].name << '\n'; //? 2</span> -<span class="CommentedCode">//? cout << "AAA " << x.to_string() << '\n'; //? 1</span> - if <span class="Delimiter">(</span>!has_property<span class="Delimiter">(</span>x<span class="Delimiter">,</span> <span class="Constant">"space"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> - if <span class="Delimiter">(</span>Name[default_recipe]<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> raise << <span class="Constant">"name not found: "</span> << x<span class="Delimiter">.</span>name << <span class="cSpecial">'\n'</span> << die<span class="Delimiter">();</span> - <span class="Identifier">return</span> Name[default_recipe][x<span class="Delimiter">.</span>name]<span class="Delimiter">;</span> - <span class="Delimiter">}</span> - vector<string> p = property<span class="Delimiter">(</span>x<span class="Delimiter">,</span> <span class="Constant">"space"</span><span class="Delimiter">);</span> - if <span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>p<span class="Delimiter">)</span> != <span class="Constant">1</span><span class="Delimiter">)</span> raise << <span class="Constant">"/space property should have exactly one (non-negative integer) value</span><span class="cSpecial">\n</span><span class="Constant">"</span><span class="Delimiter">;</span> - long long int n = to_integer<span class="Delimiter">(</span>p<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span> - assert<span class="Delimiter">(</span>n >= <span class="Constant">0</span><span class="Delimiter">);</span> - recipe_ordinal surrounding_recipe = lookup_surrounding_recipe<span class="Delimiter">(</span>default_recipe<span class="Delimiter">,</span> n<span class="Delimiter">);</span> - set<recipe_ordinal> done<span class="Delimiter">;</span> - vector<recipe_ordinal> path<span class="Delimiter">;</span> - <span class="Identifier">return</span> lookup_name<span class="Delimiter">(</span>x<span class="Delimiter">,</span> surrounding_recipe<span class="Delimiter">,</span> done<span class="Delimiter">,</span> path<span class="Delimiter">);</span> -<span class="Delimiter">}</span> - -<span class="Comment">// If the recipe we need to lookup this name in doesn't have names done yet,</span> -<span class="Comment">// recursively call transform_names on it.</span> -long long int lookup_name<span class="Delimiter">(</span>const reagent& x<span class="Delimiter">,</span> const recipe_ordinal r<span class="Delimiter">,</span> set<recipe_ordinal>& done<span class="Delimiter">,</span> vector<recipe_ordinal>& path<span class="Delimiter">)</span> <span class="Delimiter">{</span> - if <span class="Delimiter">(</span>!Name[r]<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Identifier">return</span> Name[r][x<span class="Delimiter">.</span>name]<span class="Delimiter">;</span> - if <span class="Delimiter">(</span>done<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> != done<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"can't compute address of "</span> << x<span class="Delimiter">.</span>to_string<span class="Delimiter">()</span> << <span class="Constant">" because "</span><span class="Delimiter">;</span> - for <span class="Delimiter">(</span>long long int i = <span class="Constant">1</span><span class="Delimiter">;</span> i < SIZE<span class="Delimiter">(</span>path<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> - raise << path<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i-<span class="Constant">1</span><span class="Delimiter">)</span> << <span class="Constant">" requires computing names of "</span> << path<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - raise << path<span class="Delimiter">.</span>at<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>path<span class="Delimiter">)</span>-<span class="Constant">1</span><span class="Delimiter">)</span> << <span class="Constant">" requires computing names of "</span> << r << <span class="Constant">"..ad infinitum</span><span class="cSpecial">\n</span><span class="Constant">"</span> << die<span class="Delimiter">();</span> - <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - done<span class="Delimiter">.</span>insert<span class="Delimiter">(</span>r<span class="Delimiter">);</span> - path<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>r<span class="Delimiter">);</span> - transform_names<span class="Delimiter">(</span>r<span class="Delimiter">);</span> <span class="Comment">// Not passing 'done' through. Might this somehow cause an infinite loop?</span> - assert<span class="Delimiter">(</span>!Name[r]<span class="Delimiter">.</span>empty<span class="Delimiter">());</span> - <span class="Identifier">return</span> Name[r][x<span class="Delimiter">.</span>name]<span class="Delimiter">;</span> -<span class="Delimiter">}</span> - -recipe_ordinal lookup_surrounding_recipe<span class="Delimiter">(</span>const recipe_ordinal r<span class="Delimiter">,</span> long long int n<span class="Delimiter">)</span> <span class="Delimiter">{</span> - if <span class="Delimiter">(</span>n == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Identifier">return</span> r<span class="Delimiter">;</span> - if <span class="Delimiter">(</span>Surrounding_space<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">)</span> == Surrounding_space<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span> - raise << <span class="Constant">"don't know surrounding recipe of "</span> << Recipe[r]<span class="Delimiter">.</span>name << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> - <span class="Identifier">return</span> <span class="Constant">0</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - assert<span class="Delimiter">(</span>Surrounding_space[r]<span class="Delimiter">);</span> - <span class="Identifier">return</span> lookup_surrounding_recipe<span class="Delimiter">(</span>Surrounding_space[r]<span class="Delimiter">,</span> n-<span class="Constant">1</span><span class="Delimiter">);</span> -<span class="Delimiter">}</span> - -<span class="Comment">//: weaken use-before-set warnings just a tad</span> -<span class="Delimiter">:(replace{} "bool already_transformed(const reagent& r, const map<string, long long int>& names)")</span> -bool already_transformed<span class="Delimiter">(</span>const reagent& r<span class="Delimiter">,</span> const map<string<span class="Delimiter">,</span> long long int>& names<span class="Delimiter">)</span> <span class="Delimiter">{</span> - if <span class="Delimiter">(</span>has_property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">"space"</span><span class="Delimiter">))</span> <span class="Delimiter">{</span> - vector<string> p = property<span class="Delimiter">(</span>r<span class="Delimiter">,</span> <span class="Constant">"space"</span><span class="Delimiter">);</span> - assert<span class="Delimiter">(</span>SIZE<span class="Delimiter">(</span>p<span class="Delimiter">)</span> == <span class="Constant">1</span><span class="Delimiter">);</span> - if <span class="Delimiter">(</span>p<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)</span> != <span class="Constant">"0"</span><span class="Delimiter">)</span> <span class="Identifier">return</span> <span class="Constant">true</span><span class="Delimiter">;</span> - <span class="Delimiter">}</span> - <span class="Identifier">return</span> names<span class="Delimiter">.</span>find<span class="Delimiter">(</span>r<span class="Delimiter">.</span>name<span class="Delimiter">)</span> != names<span class="Delimiter">.</span>end<span class="Delimiter">();</span> -<span class="Delimiter">}</span> -</pre> -</body> -</html> -<!-- vim: set foldmethod=manual : --> |