Nim - This repository contains the Nim compiler, Nim's stdlib, tools, and documentation. (mirror)

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<!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 - 046tangle.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">  </style> <script type='text/javascript'>  </script> </head> <body> <pre id='vimCodeElement'> //: Allow code for recipes to be pulled in from multiple places. //: //: TODO: switch recipe.steps to a more efficient data structure. :(scenario tangle_before) recipe main [ 1:number <- copy 0:literal +label1 3:number <- copy 0:literal ] before +label1 [ 2:number <- copy 0:literal ] +mem: storing 0 in location 1 +mem: storing 0 in location 2 +mem: storing 0 in location 3 # nothing else $mem: 3 //: while loading recipes, load before/after fragments :(before "End Globals") map<string /*label*/, recipe> Before_fragments, After_fragments; :(before "End Setup") Before_fragments.clear(); After_fragments.clear(); :(before "End Command Handlers") else if (command == "before") { string label = next_word(in); recipe tmp = slurp_recipe(in); Before_fragments[label].steps.insert(Before_fragments[label].steps.end(), tmp.steps.begin(), tmp.steps.end()); } else if (command == "after") { string label = next_word(in); recipe tmp = slurp_recipe(in); After_fragments[label].steps.insert(After_fragments[label].steps.begin(), tmp.steps.begin(), tmp.steps.end()); } //: after all recipes are loaded, insert fragments at appropriate labels :(after "int main") Transform.push_back(insert_fragments); :(code) void insert_fragments(const recipe_number r) { // Copy into a new vector because insertions invalidate iterators. // But this way we can't insert into labels created inside before/after. vector<instruction> result; for (long long int i = 0; i < SIZE(Recipe[r].steps); ++i) { const instruction inst = Recipe[r].steps.at(i); if (!inst.is_label) { result.push_back(inst); continue; } if (Before_fragments.find(inst.label) != Before_fragments.end()) { result.insert(result.end(), Before_fragments[inst.label].steps.begin(), Before_fragments[inst.label].steps.end()); } result.push_back(inst); if (After_fragments.find(inst.label) != After_fragments.end()) { result.insert(result.end(), After_fragments[inst.label].steps.begin(), After_fragments[inst.label].steps.end()); } } //? for (long long int i = 0; i < SIZE(result); ++i) { //? 1 //? cout << result.at(i).to_string() << '\n'; //? 1 //? } //? 1 Recipe[r].steps.swap(result); } :(scenario tangle_before_and_after) recipe main [ 1:number <- copy 0:literal +label1 4:number <- copy 0:literal ] before +label1 [ 2:number <- copy 0:literal ] after +label1 [ 3:number <- copy 0:literal ] +mem: storing 0 in location 1 +mem: storing 0 in location 2 # label1 +mem: storing 0 in location 3 +mem: storing 0 in location 4 # nothing else $mem: 4 :(scenario tangle_keeps_labels_separate) recipe main [ 1:number <- copy 0:literal +label1 +label2 6:number <- copy 0:literal ] before +label1 [ 2:number <- copy 0:literal ] after +label1 [ 3:number <- copy 0:literal ] before +label2 [ 4:number <- copy 0:literal ] after +label2 [ 5:number <- copy 0:literal ] +mem: storing 0 in location 1 +mem: storing 0 in location 2 # label1 +mem: storing 0 in location 3 # 'after' fragments for earlier label always go before 'before' fragments for later label +mem: storing 0 in location 4 # label2 +mem: storing 0 in location 5 +mem: storing 0 in location 6 # nothing else $mem: 6 :(scenario tangle_stacks_multiple_fragments) recipe main [ 1:number <- copy 0:literal +label1 6:number <- copy 0:literal ] before +label1 [ 2:number <- copy 0:literal ] after +label1 [ 3:number <- copy 0:literal ] before +label1 [ 4:number <- copy 0:literal ] after +label1 [ 5:number <- copy 0:literal ] +mem: storing 0 in location 1 # 'before' fragments stack in order +mem: storing 0 in location 2 +mem: storing 0 in location 4 # label1 # 'after' fragments stack in reverse order +mem: storing 0 in location 5 +mem: storing 0 in location 3 +mem: storing 0 in location 6 # nothing else $mem: 6 :(scenario tangle_supports_fragments_with_multiple_instructions) recipe main [ 1:number <- copy 0:literal +label1 6:number <- copy 0:literal ] before +label1 [ 2:number <- copy 0:literal 3:number <- copy 0:literal ] after +label1 [ 4:number <- copy 0:literal 5:number <- copy 0:literal ] +mem: storing 0 in location 1 +mem: storing 0 in location 2 +mem: storing 0 in location 3 # label1 +mem: storing 0 in location 4 +mem: storing 0 in location 5 +mem: storing 0 in location 6 # nothing else $mem: 6 :(scenario tangle_tangles_into_all_labels_with_same_name) recipe main [ 1:number <- copy 0:literal +label1 +label1 4:number <- copy 0:literal ] before +label1 [ 2:number <- copy 0:literal ] after +label1 [ 3:number <- copy 0:literal ] +mem: storing 0 in location 1 +mem: storing 0 in location 2 # label1 +mem: storing 0 in location 3 +mem: storing 0 in location 2 # label1 +mem: storing 0 in location 3 +mem: storing 0 in location 4 # nothing else $mem: 6 </pre> </body> </html>


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