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<a href="adce_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#include "<a class="code" href="adce_8h.html">mim/phase/adce.h</a>"</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacemim.html">mim</a> {</div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span> </div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="keyword">enum</span> {</div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"><a class="line" href="namespacemim.html#a7abd4f925bcdddac54659a52df76b407a49919968cb746dd7f76dde1a6f14110d"> 6</a></span> <a class="code hl_enumvalue" href="namespacemim.html#a7abd4f925bcdddac54659a52df76b407a49919968cb746dd7f76dde1a6f14110d">Proxy_Dead</a>, <span class="comment">// proxy(var) <- var is optimistically assumed dead</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span>};</div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">/*</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * Analysis</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> */</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="keywordtype">void</span> <a class="code hl_function" href="classmim_1_1Analysis.html#ac94bad8fbf28de336d4c2f9046ac0555">ADCE::Analysis::reset</a>() {</div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> <a class="code hl_function" href="classmim_1_1Analysis.html#ac94bad8fbf28de336d4c2f9046ac0555">Super::reset</a>();</div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> visited_.clear();</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span>}</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="keywordtype">bool</span> ADCE::Analysis::is_dead(<span class="keyword">const</span> Def* var)<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">auto</span> <a class="code hl_enumvalue" href="namespacemim_1_1plug_1_1core.html#a4fd1e12f25215e48e67478a04191985ea2db95e8e1a9267b7a1188556b2013b33">l</a> = <a class="code hl_function" href="classmim_1_1RWBase.html#a3e86038d68efc0cfad3f580cce75efb6">lattice</a>(var);</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespacemim_1_1plug_1_1core.html#a4fd1e12f25215e48e67478a04191985ea2db95e8e1a9267b7a1188556b2013b33">l</a> && <a class="code hl_function" href="classmim_1_1Proxy.html#af48a97ffa45904f6ccf974c0b69e6bd0">Proxy::isa<Proxy_Dead></a>(l);</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span>}</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="keyword">const</span> Def* ADCE::Analysis::rewrite_imm_App(<span class="keyword">const</span> App* app) {</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">auto</span> abstr_arg = <a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(app->arg());</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">auto</span> abstr_callee = <a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(app->callee());</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> lam = <a class="code hl_function" href="classmim_1_1Lam.html#ad2d55564ba0b3e0b9df6ad1f9905466d">Lam::isa_rewritable</a>(abstr_callee)) {</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">auto</span> n = lam->num_tvars();</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">auto</span> abstr_vars = <a class="code hl_typedef" href="namespacemim.html#aa432220e1051080319865a2d84b1cdaf">DefVec</a>(n, [&](<span class="keywordtype">size_t</span> i) -> <span class="keyword">const</span> Def* {</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">auto</span> var = lam->tvar(i);</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keywordflow">if</span> (lam->is_dependent()) <span class="keywordflow">return</span> pin(var), var;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> l = <a class="code hl_function" href="classmim_1_1RWBase.html#a3e86038d68efc0cfad3f580cce75efb6">lattice</a>(var)) <span class="keywordflow">return</span> <a class="code hl_enumvalue" href="namespacemim_1_1plug_1_1core.html#a4fd1e12f25215e48e67478a04191985ea2db95e8e1a9267b7a1188556b2013b33">l</a>;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">auto</span> dead = <a class="code hl_function" href="classmim_1_1Phase.html#afeae25f4ecab3e3812e9607f630a506f">world</a>().<a class="code hl_function" href="classmim_1_1World.html#a341fb44cab26f77ad8bc9211f25db154">proxy</a>(var->type(), {var}, <a class="code hl_enumvalue" href="namespacemim.html#a7abd4f925bcdddac54659a52df76b407a49919968cb746dd7f76dde1a6f14110d">Proxy_Dead</a>)-><a class="code hl_function" href="classmim_1_1Def.html#a1164a26b23818879edfa4e6b9fe41d97">set</a>(var->dbg_key());</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classmim_1_1RWBase.html#a3e86038d68efc0cfad3f580cce75efb6">lattice</a>(var, dead), dead;</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> });</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keywordflow">if</span> (n > 1) <a class="code hl_function" href="classmim_1_1RWBase.html#a3e86038d68efc0cfad3f580cce75efb6">lattice</a>(lam->var(), <a class="code hl_function" href="classmim_1_1Phase.html#afeae25f4ecab3e3812e9607f630a506f">world</a>().tuple(abstr_vars));</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// raw_app: World::app would β-reduce or partially evaluate lam.</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classmim_1_1Phase.html#afeae25f4ecab3e3812e9607f630a506f">world</a>().<a class="code hl_function" href="classmim_1_1World.html#ac49e089f686b5294788c9d71e59b5f98">raw_app</a>(<a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(app->type()), lam, abstr_arg);</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> }</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keywordflow">return</span> Super::rewrite_imm_App(app);</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span>}</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="keywordtype">void</span> <a class="code hl_function" href="classmim_1_1Analysis.html#ad06b63e77f01f2780b54c98fdc7c5d5d">ADCE::Analysis::finalize</a>() {</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> def : <a class="code hl_function" href="classmim_1_1Phase.html#afeae25f4ecab3e3812e9607f630a506f">world</a>().roots())</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <a class="code hl_function" href="classmim_1_1RWBase.html#abf525ff7bf362f4c64f7a8b7bf2dc60c">analyze</a>(def);</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>}</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span><span class="keywordtype">void</span> ADCE::Analysis::analyze(<span class="keyword">const</span> Def* def) {</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="comment">// A Var's lattice spells all of its projections; the live ones already reach us via their Extract.</span></div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordflow">if</span> (def->isa<Var>()) <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> [_, ins] = visited_.emplace(def); !ins) <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> l = <a class="code hl_function" href="classmim_1_1Rewriter.html#aed2afef37f09545f262d8a8ce5471954">lookup</a>(def); <a class="code hl_enumvalue" href="namespacemim_1_1plug_1_1core.html#a4fd1e12f25215e48e67478a04191985ea2db95e8e1a9267b7a1188556b2013b33">l</a> && <a class="code hl_enumvalue" href="namespacemim_1_1plug_1_1core.html#a4fd1e12f25215e48e67478a04191985ea2db95e8e1a9267b7a1188556b2013b33">l</a> != def) <span class="keywordflow">return</span> <a class="code hl_function" href="classmim_1_1RWBase.html#abf525ff7bf362f4c64f7a8b7bf2dc60c">analyze</a>(l);</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> dead = def->isa<Proxy>()) {</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">if</span> (dead->tag() == <a class="code hl_enumvalue" href="namespacemim.html#a7abd4f925bcdddac54659a52df76b407a49919968cb746dd7f76dde1a6f14110d">Proxy_Dead</a> && pin(dead->op(0))) <a class="code hl_function" href="classmim_1_1Phase.html#a59afca1f7558ed31d2cd0497befa7e28">log</a>().d(<span class="stringliteral">"live: {}"</span>, dead->op(0));</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keywordflow">return</span>; <span class="comment">// never walk a proxy's deps: its var would look live</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> }</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> app = def->isa<App>()) {</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> lam = <a class="code hl_function" href="classmim_1_1Lam.html#ad2d55564ba0b3e0b9df6ad1f9905466d">Lam::isa_rewritable</a>(app->callee())) {</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <a class="code hl_function" href="classmim_1_1RWBase.html#abf525ff7bf362f4c64f7a8b7bf2dc60c">analyze</a>(app->type());</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">auto</span> n = lam->num_tvars();</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i != n; ++i)</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">if</span> (!is_dead(lam->tvar(i))) <a class="code hl_function" href="classmim_1_1RWBase.html#abf525ff7bf362f4c64f7a8b7bf2dc60c">analyze</a>(app->arg(n, i));</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> d : lam->deps())</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <a class="code hl_function" href="classmim_1_1RWBase.html#abf525ff7bf362f4c64f7a8b7bf2dc60c">analyze</a>(d);</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> }</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> [lam, var] = def->isa_binder<Lam>(); lam && lam->is_rewritable()) {</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <a class="code hl_function" href="classmim_1_1Phase.html#a59afca1f7558ed31d2cd0497befa7e28">log</a>().d(<span class="stringliteral">"unknown lam: {}"</span>, lam); <span class="comment">// reached as a value, so its signature must stay untouched</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> v : lam->tvars())</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> pin(v);</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> }</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> d : def->deps())</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <a class="code hl_function" href="classmim_1_1RWBase.html#abf525ff7bf362f4c64f7a8b7bf2dc60c">analyze</a>(d);</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span>}</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span><span class="comment">/*</span></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span><span class="comment"> * Transformation</span></div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span><span class="comment"> */</span></div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span>Sieve ADCE::sieve(Lam* lam) {</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> i = lam2sieve_.find(lam); i != lam2sieve_.end()) <span class="keywordflow">return</span> i->second;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">auto</span> n = lam->num_tvars();</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">if</span> (!lam->is_rewritable() || !lam->has_var()) <span class="keywordflow">return</span> lam2sieve_.emplace(lam, <a class="code hl_function" href="classmim_1_1Sieve.html#a1e3e35760b97939dbf258de323afe441">Sieve</a>(n)).first->second;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">auto</span> keep = <a class="code hl_function" href="classmim_1_1Sieve.html#a1e3e35760b97939dbf258de323afe441">Sieve</a>(lam->tvars(), [<span class="keyword">this</span>](<span class="keyword">const</span> Def* var) { return !analysis_.is_dead(var); });</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keywordflow">return</span> lam2sieve_.emplace(lam, std::move(keep)).first->second;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span>}</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span><a class="code hl_enumvalue" href="namespacemim.html#afb12dbffaaa27bca46f171517d96256da36b73508d151b2fc641e0c0265d3d360">Lam</a>* ADCE::build_lam(Lam* old_lam) {</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> new_lam = fe::lookup(lam_old2new_, old_lam)) <span class="keywordflow">return</span> new_lam;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <a class="code hl_function" href="classmim_1_1Phase.html#a28a39b288a2f2de29cb8d7db113d99d6">invalidate</a>();</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">auto</span> keep = sieve(old_lam);</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">auto</span> n = keep.num_old();</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="keyword">auto</span> new_doms = <a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(keep.gather(old_lam->doms(n)));</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">auto</span> new_lam = <a class="code hl_function" href="classmim_1_1RWPhase.html#a0f7249ac3c85d2f2b1d7c72455c61b19">new_world</a>().<a class="code hl_function" href="classmim_1_1World.html#afa7919f0e7f69f2451aedd9da912c857">mut_lam</a>(new_doms, <a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(old_lam->codom()))-><a class="code hl_function" href="classmim_1_1Lam.html#a24231a9b2503394cd8a54128a043db1b">set</a>(old_lam->dbg());</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <a class="code hl_function" href="classmim_1_1Phase.html#a59afca1f7558ed31d2cd0497befa7e28">log</a>().d(<span class="stringliteral">"{} → {}: {} of {} vars dead"</span>, old_lam, new_lam, n - keep.num_new(), n);</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <a class="code hl_function" href="classmim_1_1Phase.html#a856fff2fdf7482d4a48fb0de3f1f43b6">profile_count</a>(<span class="stringliteral">"adce.vars.eliminated"</span>, n - keep.num_new());</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> lam_old2new_[old_lam] = new_lam;</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> lam_new2old_[new_lam] = old_lam;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keyword">auto</span> old_vars = old_lam->tvars();</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keyword">auto</span> new_vars = <a class="code hl_typedef" href="namespacemim.html#aa432220e1051080319865a2d84b1cdaf">DefVec</a>(n, [&](<span class="keywordtype">size_t</span> i) -> <span class="keyword">const</span> Def* {</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> j = keep[i]; j != <a class="code hl_variable" href="classmim_1_1Sieve.html#aa7aa4c594865cac1864c249963570aeb">Sieve::Gone</a>) <span class="keywordflow">return</span> new_lam->var(keep.num_new(), j)->set(old_vars[i]-><a class="code hl_enumeration" href="namespacemim_1_1plug_1_1refly.html#aaf6f455a242be2827c385e6fa9648c65">dbg</a>());</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classmim_1_1RWPhase.html#a0f7249ac3c85d2f2b1d7c72455c61b19">new_world</a>().<a class="code hl_function" href="classmim_1_1World.html#a5c3d27af1c63894979d0a14975d02a53">bot</a>(<a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(old_lam->dom(n, i)));</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> });</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <a class="code hl_function" href="classmim_1_1Rewriter.html#a832644b4df14efed752cba8e8568aca4">map</a>(old_lam->var(), new_vars);</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">auto</span> _ = <a class="code hl_function" href="classmim_1_1Rewriter.html#ae09f7a8bb555ce521cf0355fd77a79af">enter</a>(old_lam);</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> new_lam->set(<a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(old_lam->filter()), <a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(old_lam->body()));</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="keywordflow">return</span> new_lam;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span>}</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> </div>
<div class="foldopen" id="foldopen00122" data-start="{" data-end="}">
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"><a class="line" href="classmim_1_1ADCE.html#a23842626088455bd32c9200601e77532"> 122</a></span><span class="keyword">const</span> <a class="code hl_class" href="classmim_1_1Def.html">Def</a>* <a class="code hl_function" href="classmim_1_1ADCE.html#a23842626088455bd32c9200601e77532">ADCE::rewrite_imm_App</a>(<span class="keyword">const</span> <a class="code hl_class" href="classmim_1_1App.html">App</a>* old_app) {</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">auto</span> old_lam = old_app-><a class="code hl_function" href="classmim_1_1App.html#a9df7e6baae6a143ed3af2bc7ec643641">callee</a>()-><a class="code hl_function" href="classmim_1_1Def.html#a53a70702795d9c4bafe6de0d4f4a66f1">isa_mut</a><<a class="code hl_class" href="classmim_1_1Lam.html">Lam</a>>();</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// The callee may only fold to a rebuilt Lam in the new World, e.g. a branch whose condition becomes constant.</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keywordflow">if</span> (!old_lam)</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> new_lam = <a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(old_app-><a class="code hl_function" href="classmim_1_1App.html#a9df7e6baae6a143ed3af2bc7ec643641">callee</a>())-><a class="code hl_function" href="classmim_1_1Def.html#a53a70702795d9c4bafe6de0d4f4a66f1">isa_mut</a><<a class="code hl_class" href="classmim_1_1Lam.html">Lam</a>>()) old_lam = fe::lookup(lam_new2old_, new_lam);</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keywordflow">if</span> (old_lam)</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> <span class="keywordflow">if</span> (<span class="keyword">auto</span> keep = sieve(old_lam); !keep.all()) {</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="keyword">auto</span> new_lam = build_lam(old_lam);</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classmim_1_1Rewriter.html#a832644b4df14efed752cba8e8568aca4">map</a>(old_app, <a class="code hl_function" href="classmim_1_1RWPhase.html#a0f7249ac3c85d2f2b1d7c72455c61b19">new_world</a>().app(new_lam, <a class="code hl_function" href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">rewrite</a>(keep.gather(old_app->targs()))));</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> }</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">return</span> Super::rewrite_imm_App(old_app);</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span>}</div>
</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="foldopen" id="foldopen00137" data-start="{" data-end="}">
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"><a class="line" href="classmim_1_1ADCE.html#a99641bdea244f3530c4d132333aef31e"> 137</a></span><span class="keyword">const</span> <a class="code hl_class" href="classmim_1_1Def.html">Def</a>* <a class="code hl_function" href="classmim_1_1ADCE.html#a99641bdea244f3530c4d132333aef31e">ADCE::rewrite_mut_Lam</a>(<a class="code hl_class" href="classmim_1_1Lam.html">Lam</a>* old_lam) {</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> <span class="keywordflow">if</span> (!sieve(old_lam).all()) <span class="keywordflow">return</span> build_lam(old_lam);</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">return</span> Super::rewrite_mut_Lam(old_lam);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span>}</div>
</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> </div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span>} <span class="comment">// namespace mim</span></div>
<div class="ttc" id="aadce_8h_html"><div class="ttname"><a href="adce_8h.html">adce.h</a></div></div>
<div class="ttc" id="aclassmim_1_1ADCE_html_a23842626088455bd32c9200601e77532"><div class="ttname"><a href="classmim_1_1ADCE.html#a23842626088455bd32c9200601e77532">mim::ADCE::rewrite_imm_App</a></div><div class="ttdeci">const Def * rewrite_imm_App(const App *) final</div><div class="ttdef"><b>Definition</b> <a href="#l00122">adce.cpp:122</a></div></div>
<div class="ttc" id="aclassmim_1_1ADCE_html_a99641bdea244f3530c4d132333aef31e"><div class="ttname"><a href="classmim_1_1ADCE.html#a99641bdea244f3530c4d132333aef31e">mim::ADCE::rewrite_mut_Lam</a></div><div class="ttdeci">const Def * rewrite_mut_Lam(Lam *) final</div><div class="ttdef"><b>Definition</b> <a href="#l00137">adce.cpp:137</a></div></div>
<div class="ttc" id="aclassmim_1_1Analysis_html_ac94bad8fbf28de336d4c2f9046ac0555"><div class="ttname"><a href="classmim_1_1Analysis.html#ac94bad8fbf28de336d4c2f9046ac0555">mim::Analysis::reset</a></div><div class="ttdeci">virtual void reset()</div><div class="ttdoc">Clears the rewriter map and resets Phase::todo() and is_bootstrapping() for the next fixed-point iter...</div><div class="ttdef"><b>Definition</b> <a href="phase_8cpp_source.html#l00049">phase.cpp:49</a></div></div>
<div class="ttc" id="aclassmim_1_1Analysis_html_ad06b63e77f01f2780b54c98fdc7c5d5d"><div class="ttname"><a href="classmim_1_1Analysis.html#ad06b63e77f01f2780b54c98fdc7c5d5d">mim::Analysis::finalize</a></div><div class="ttdeci">virtual void finalize()</div><div class="ttdoc">Run after the main analysis - only in full rounds, so it always sees the complete abstract World.</div><div class="ttdef"><b>Definition</b> <a href="phase_8h_source.html#l00316">phase.h:316</a></div></div>
<div class="ttc" id="aclassmim_1_1App_html"><div class="ttname"><a href="classmim_1_1App.html">mim::App</a></div><div class="ttdef"><b>Definition</b> <a href="lam_8h_source.html#l00213">lam.h:213</a></div></div>
<div class="ttc" id="aclassmim_1_1App_html_a9df7e6baae6a143ed3af2bc7ec643641"><div class="ttname"><a href="classmim_1_1App.html#a9df7e6baae6a143ed3af2bc7ec643641">mim::App::callee</a></div><div class="ttdeci">const Def * callee() const</div><div class="ttdef"><b>Definition</b> <a href="lam_8h_source.html#l00235">lam.h:235</a></div></div>
<div class="ttc" id="aclassmim_1_1Def_html"><div class="ttname"><a href="classmim_1_1Def.html">mim::Def</a></div><div class="ttdoc">Base class for all Defs.</div><div class="ttdef"><b>Definition</b> <a href="def_8h_source.html#l00313">def.h:313</a></div></div>
<div class="ttc" id="aclassmim_1_1Def_html_a1164a26b23818879edfa4e6b9fe41d97"><div class="ttname"><a href="classmim_1_1Def.html#a1164a26b23818879edfa4e6b9fe41d97">mim::Def::set</a></div><div class="ttdeci">Def * set(size_t i, const Def *)</div><div class="ttdoc">Successively set from left to right.</div><div class="ttdef"><b>Definition</b> <a href="def_8cpp_source.html#l00203">def.cpp:203</a></div></div>
<div class="ttc" id="aclassmim_1_1Def_html_a53a70702795d9c4bafe6de0d4f4a66f1"><div class="ttname"><a href="classmim_1_1Def.html#a53a70702795d9c4bafe6de0d4f4a66f1">mim::Def::isa_mut</a></div><div class="ttdeci">T * isa_mut() const</div><div class="ttdoc">If this is mutable, it will cast constness away and perform a dynamic_cast to T.</div><div class="ttdef"><b>Definition</b> <a href="def_8h_source.html#l00626">def.h:626</a></div></div>
<div class="ttc" id="aclassmim_1_1Lam_html"><div class="ttname"><a href="classmim_1_1Lam.html">mim::Lam</a></div><div class="ttdoc">A function.</div><div class="ttdef"><b>Definition</b> <a href="lam_8h_source.html#l00093">lam.h:93</a></div></div>
<div class="ttc" id="aclassmim_1_1Lam_html_a24231a9b2503394cd8a54128a043db1b"><div class="ttname"><a href="classmim_1_1Lam.html#a24231a9b2503394cd8a54128a043db1b">mim::Lam::set</a></div><div class="ttdeci">Lam * set(Filter filter, const Def *body)</div><div class="ttdef"><b>Definition</b> <a href="lam_8cpp_source.html#l00028">lam.cpp:28</a></div></div>
<div class="ttc" id="aclassmim_1_1Lam_html_ad2d55564ba0b3e0b9df6ad1f9905466d"><div class="ttname"><a href="classmim_1_1Lam.html#ad2d55564ba0b3e0b9df6ad1f9905466d">mim::Lam::isa_rewritable</a></div><div class="ttdeci">static Lam * isa_rewritable(const Def *def)</div><div class="ttdoc">Yields def as a mutable Lam, if it is_rewritable() and nullptr otherwise.</div><div class="ttdef"><b>Definition</b> <a href="lam_8h_source.html#l00191">lam.h:191</a></div></div>
<div class="ttc" id="aclassmim_1_1Phase_html_a28a39b288a2f2de29cb8d7db113d99d6"><div class="ttname"><a href="classmim_1_1Phase.html#a28a39b288a2f2de29cb8d7db113d99d6">mim::Phase::invalidate</a></div><div class="ttdeci">void invalidate(bool todo=true)</div><div class="ttdoc">Signals that another round of fixed-point iteration is required, either as part of.</div><div class="ttdef"><b>Definition</b> <a href="phase_8h_source.html#l00098">phase.h:98</a></div></div>
<div class="ttc" id="aclassmim_1_1Phase_html_a59afca1f7558ed31d2cd0497befa7e28"><div class="ttname"><a href="classmim_1_1Phase.html#a59afca1f7558ed31d2cd0497befa7e28">mim::Phase::log</a></div><div class="ttdeci">const fe::Log & log() const</div><div class="ttdef"><b>Definition</b> <a href="phase_8h_source.html#l00079">phase.h:79</a></div></div>
<div class="ttc" id="aclassmim_1_1Phase_html_a856fff2fdf7482d4a48fb0de3f1f43b6"><div class="ttname"><a href="classmim_1_1Phase.html#a856fff2fdf7482d4a48fb0de3f1f43b6">mim::Phase::profile_count</a></div><div class="ttdeci">void profile_count(std::string_view key, uint64_t n=1)</div><div class="ttdoc">Adds n to the custom fe::Profiler counter key of the current run; no-op unless profiling is enabled.</div><div class="ttdef"><b>Definition</b> <a href="phase_8cpp_source.html#l00041">phase.cpp:41</a></div></div>
<div class="ttc" id="aclassmim_1_1Phase_html_afeae25f4ecab3e3812e9607f630a506f"><div class="ttname"><a href="classmim_1_1Phase.html#afeae25f4ecab3e3812e9607f630a506f">mim::Phase::world</a></div><div class="ttdeci">World & world()</div><div class="ttdef"><b>Definition</b> <a href="phase_8h_source.html#l00077">phase.h:77</a></div></div>
<div class="ttc" id="aclassmim_1_1Proxy_html_af48a97ffa45904f6ccf974c0b69e6bd0"><div class="ttname"><a href="classmim_1_1Proxy.html#af48a97ffa45904f6ccf974c0b69e6bd0">mim::Proxy::isa</a></div><div class="ttdeci">static const Proxy * isa(const Def *def)</div><div class="ttdef"><b>Definition</b> <a href="def_8h_source.html#l01121">def.h:1121</a></div></div>
<div class="ttc" id="aclassmim_1_1RWBase_html_a3e86038d68efc0cfad3f580cce75efb6"><div class="ttname"><a href="classmim_1_1RWBase.html#a3e86038d68efc0cfad3f580cce75efb6">mim::RWBase::lattice</a></div><div class="ttdeci">const Def * lattice(const Def *def) const</div><div class="ttdoc">Returns the abstract value computed by the associated Analysis for def, or nullptr if no value is ava...</div><div class="ttdef"><b>Definition</b> <a href="phase_8h_source.html#l00411">phase.h:411</a></div></div>
<div class="ttc" id="aclassmim_1_1RWBase_html_abf525ff7bf362f4c64f7a8b7bf2dc60c"><div class="ttname"><a href="classmim_1_1RWBase.html#abf525ff7bf362f4c64f7a8b7bf2dc60c">mim::RWBase::analyze</a></div><div class="ttdeci">virtual bool analyze()</div><div class="ttdoc">Runs the optional pre-analysis on Phase::world, typically to a fixed point, before rewriting begins.</div><div class="ttdef"><b>Definition</b> <a href="phase_8cpp_source.html#l00179">phase.cpp:179</a></div></div>
<div class="ttc" id="aclassmim_1_1RWPhase_html_a0f7249ac3c85d2f2b1d7c72455c61b19"><div class="ttname"><a href="classmim_1_1RWPhase.html#a0f7249ac3c85d2f2b1d7c72455c61b19">mim::RWPhase::new_world</a></div><div class="ttdeci">World & new_world()</div><div class="ttdoc">Create new Defs into this.</div><div class="ttdef"><b>Definition</b> <a href="phase_8h_source.html#l00487">phase.h:487</a></div></div>
<div class="ttc" id="aclassmim_1_1Rewriter_html_a832644b4df14efed752cba8e8568aca4"><div class="ttname"><a href="classmim_1_1Rewriter.html#a832644b4df14efed752cba8e8568aca4">mim::Rewriter::map</a></div><div class="ttdeci">virtual const Def * map(const Def *old_def, const Def *new_def)</div><div class="ttdef"><b>Definition</b> <a href="rewrite_8h_source.html#l00044">rewrite.h:44</a></div></div>
<div class="ttc" id="aclassmim_1_1Rewriter_html_acd9201feaab8a6d73223308e48ff6652"><div class="ttname"><a href="classmim_1_1Rewriter.html#acd9201feaab8a6d73223308e48ff6652">mim::Rewriter::rewrite</a></div><div class="ttdeci">virtual const Def * rewrite(const Def *)</div><div class="ttdef"><b>Definition</b> <a href="rewrite_8cpp_source.html#l00042">rewrite.cpp:42</a></div></div>
<div class="ttc" id="aclassmim_1_1Rewriter_html_ae09f7a8bb555ce521cf0355fd77a79af"><div class="ttname"><a href="classmim_1_1Rewriter.html#ae09f7a8bb555ce521cf0355fd77a79af">mim::Rewriter::enter</a></div><div class="ttdeci">auto enter(Def *new_mut)</div><div class="ttdoc">Updates curr_mut() to new_mut and restores it at the end of the scope.</div><div class="ttdef"><b>Definition</b> <a href="rewrite_8h_source.html#l00109">rewrite.h:109</a></div></div>
<div class="ttc" id="aclassmim_1_1Rewriter_html_aed2afef37f09545f262d8a8ce5471954"><div class="ttname"><a href="classmim_1_1Rewriter.html#aed2afef37f09545f262d8a8ce5471954">mim::Rewriter::lookup</a></div><div class="ttdeci">virtual const Def * lookup(const Def *old_def)</div><div class="ttdoc">Lookup old_def by searching in reverse through the stack of maps.</div><div class="ttdef"><b>Definition</b> <a href="rewrite_8h_source.html#l00059">rewrite.h:59</a></div></div>
<div class="ttc" id="aclassmim_1_1Sieve_html_a1e3e35760b97939dbf258de323afe441"><div class="ttname"><a href="classmim_1_1Sieve.html#a1e3e35760b97939dbf258de323afe441">mim::Sieve::Sieve</a></div><div class="ttdeci">Sieve(size_t num)</div><div class="ttdef"><b>Definition</b> <a href="tuple_8h_source.html#l00123">tuple.h:123</a></div></div>
<div class="ttc" id="aclassmim_1_1Sieve_html_aa7aa4c594865cac1864c249963570aeb"><div class="ttname"><a href="classmim_1_1Sieve.html#aa7aa4c594865cac1864c249963570aeb">mim::Sieve::Gone</a></div><div class="ttdeci">static constexpr size_t Gone</div><div class="ttdef"><b>Definition</b> <a href="tuple_8h_source.html#l00118">tuple.h:118</a></div></div>
<div class="ttc" id="aclassmim_1_1World_html_a341fb44cab26f77ad8bc9211f25db154"><div class="ttname"><a href="classmim_1_1World.html#a341fb44cab26f77ad8bc9211f25db154">mim::World::proxy</a></div><div class="ttdeci">const Proxy * proxy(const Def *type, Defs ops, flags_t tag)</div><div class="ttdef"><b>Definition</b> <a href="world_8h_source.html#l00339">world.h:339</a></div></div>
<div class="ttc" id="aclassmim_1_1World_html_a5c3d27af1c63894979d0a14975d02a53"><div class="ttname"><a href="classmim_1_1World.html#a5c3d27af1c63894979d0a14975d02a53">mim::World::bot</a></div><div class="ttdeci">const Def * bot(const Def *type)</div><div class="ttdef"><b>Definition</b> <a href="world_8h_source.html#l00604">world.h:604</a></div></div>
<div class="ttc" id="aclassmim_1_1World_html_ac49e089f686b5294788c9d71e59b5f98"><div class="ttname"><a href="classmim_1_1World.html#ac49e089f686b5294788c9d71e59b5f98">mim::World::raw_app</a></div><div class="ttdeci">const Def * raw_app(const Axm *axm, u8 curry, u8 trip, const Def *type, const Def *callee, const Def *arg)</div><div class="ttdef"><b>Definition</b> <a href="world_8cpp_source.html#l00370">world.cpp:370</a></div></div>
<div class="ttc" id="aclassmim_1_1World_html_afa7919f0e7f69f2451aedd9da912c857"><div class="ttname"><a href="classmim_1_1World.html#afa7919f0e7f69f2451aedd9da912c857">mim::World::mut_lam</a></div><div class="ttdeci">Lam * mut_lam(const Pi *pi)</div><div class="ttdef"><b>Definition</b> <a href="world_8h_source.html#l00403">world.h:403</a></div></div>
<div class="ttc" id="anamespacemim_1_1plug_1_1core_html_a4fd1e12f25215e48e67478a04191985ea2db95e8e1a9267b7a1188556b2013b33"><div class="ttname"><a href="namespacemim_1_1plug_1_1core.html#a4fd1e12f25215e48e67478a04191985ea2db95e8e1a9267b7a1188556b2013b33">mim::plug::core::ncmp::l</a></div><div class="ttdeci">@ l</div><div class="ttdef"><b>Definition</b> <a href="core_2autogen_8h_source.html#l00035">autogen.h:35</a></div></div>
<div class="ttc" id="anamespacemim_1_1plug_1_1refly_html_aaf6f455a242be2827c385e6fa9648c65"><div class="ttname"><a href="namespacemim_1_1plug_1_1refly.html#aaf6f455a242be2827c385e6fa9648c65">mim::plug::refly::dbg</a></div><div class="ttdeci">dbg</div><div class="ttdef"><b>Definition</b> <a href="refly_2autogen_8h_source.html#l00088">autogen.h:88</a></div></div>
<div class="ttc" id="anamespacemim_html"><div class="ttname"><a href="namespacemim.html">mim</a></div><div class="ttdef"><b>Definition</b> <a href="ast_8h_source.html#l00016">ast.h:16</a></div></div>
<div class="ttc" id="anamespacemim_html_a7abd4f925bcdddac54659a52df76b407a49919968cb746dd7f76dde1a6f14110d"><div class="ttname"><a href="namespacemim.html#a7abd4f925bcdddac54659a52df76b407a49919968cb746dd7f76dde1a6f14110d">mim::Proxy_Dead</a></div><div class="ttdeci">@ Proxy_Dead</div><div class="ttdef"><b>Definition</b> <a href="#l00006">adce.cpp:6</a></div></div>
<div class="ttc" id="anamespacemim_html_aa432220e1051080319865a2d84b1cdaf"><div class="ttname"><a href="namespacemim.html#aa432220e1051080319865a2d84b1cdaf">mim::DefVec</a></div><div class="ttdeci">fe::Vector< const Def * > DefVec</div><div class="ttdef"><b>Definition</b> <a href="def_8h_source.html#l00098">def.h:98</a></div></div>
<div class="ttc" id="anamespacemim_html_afb12dbffaaa27bca46f171517d96256da36b73508d151b2fc641e0c0265d3d360"><div class="ttname"><a href="namespacemim.html#afb12dbffaaa27bca46f171517d96256da36b73508d151b2fc641e0c0265d3d360">mim::Node::Lam</a></div><div class="ttdeci">@ Lam</div><div class="ttdef"><b>Definition</b> <a href="def_8h_source.html#l00127">def.h:127</a></div></div>
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