85 lines
5.2 KiB
Plaintext
85 lines
5.2 KiB
Plaintext
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="generator" content="TempleOS V5.03">
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<meta name="viewport" content="width=device-width">
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<link rel="stylesheet" href="/style/templeos.css">
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<script src="/script/templeos.js"></script>
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<style type="text/css">
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.cF0{color:#000000;background-color:#ffffff;}
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.cF1{color:#0000aa;background-color:#ffffff;}
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.cF2{color:#00aa00;background-color:#ffffff;}
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.cF3{color:#00aaaa;background-color:#ffffff;}
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.cF4{color:#aa0000;background-color:#ffffff;}
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.cF5{color:#aa00aa;background-color:#ffffff;}
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.cF6{color:#aa5500;background-color:#ffffff;}
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.cF7{color:#aaaaaa;background-color:#ffffff;}
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.cF8{color:#555555;background-color:#ffffff;}
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.cF9{color:#5555ff;background-color:#ffffff;}
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.cFA{color:#55ff55;background-color:#ffffff;}
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.cFB{color:#55ffff;background-color:#ffffff;}
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.cFC{color:#ff5555;background-color:#ffffff;}
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.cFD{color:#ff55ff;background-color:#ffffff;}
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.cFE{color:#ffff55;background-color:#ffffff;}
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.cFF{color:#ffffff;background-color:#ffffff;}
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</style>
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</head>
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<body>
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<pre id="content">
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<a name="l1"></a><span class=cF9>I64</span><span class=cF0> Recurse(</span><span class=cF9>I64</span><span class=cF0> n)
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<a name="l2"></a>{
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<a name="l3"></a> </span><span class=cF1>if</span><span class=cF0> (n)
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<a name="l4"></a> </span><span class=cF1>return</span><span class=cF0> 1+</span><span class=cF5>CallStkGrow</span><span class=cF0>(0x800,0x1000000,&Recurse,n-1);
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<a name="l5"></a> </span><span class=cF1>else</span><span class=cF0>
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<a name="l6"></a> </span><span class=cF1>return</span><span class=cF0> 0;
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<a name="l7"></a>}
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<a name="l8"></a>
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<a name="l9"></a></span><span class=cF9>I64</span><span class=cF0> Recurse2(</span><span class=cF9>I64</span><span class=cF0> n)
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<a name="l10"></a>{
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<a name="l11"></a> </span><span class=cF1>if</span><span class=cF0> (n)
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<a name="l12"></a> </span><span class=cF1>return</span><span class=cF0> 1+Recurse2(n-1);
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<a name="l13"></a> </span><span class=cF1>else</span><span class=cF0>
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<a name="l14"></a> </span><span class=cF1>return</span><span class=cF0> 0;
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<a name="l15"></a>}
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<a name="l16"></a>
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<a name="l17"></a></span><span class=cF9>I64</span><span class=cF0> Recurse3(</span><span class=cF9>I64</span><span class=cF0> n,</span><span class=cF9>I64</span><span class=cF0> lo,</span><span class=cF9>I64</span><span class=cF0> hi)
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<a name="l18"></a>{
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<a name="l19"></a> </span><span class=cF1>if</span><span class=cF0> (lo<=n<hi)
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<a name="l20"></a> </span><span class=cF1>return</span><span class=cF0> 1+Recurse3(n-1,lo,hi);
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<a name="l21"></a> </span><span class=cF1>else</span><span class=cF0> </span><span class=cF1>if</span><span class=cF0> (n)
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<a name="l22"></a> </span><span class=cF1>return</span><span class=cF0> Recurse3(n-1,lo,hi);
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<a name="l23"></a> </span><span class=cF1>else</span><span class=cF0>
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<a name="l24"></a> </span><span class=cF1>return</span><span class=cF0> 0;
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<a name="l25"></a>}
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<a name="l26"></a>
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<a name="l27"></a>#</span><span class=cF1>define</span><span class=cF0> DEPTH (2*1024*1024)
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<a name="l28"></a>
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<a name="l29"></a></span><span class=cF1>U0</span><span class=cF0> StkGrowDemo()
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<a name="l30"></a>{
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<a name="l31"></a> </span><span class=cF1>F64</span><span class=cF0> t0;
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<a name="l32"></a>
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<a name="l33"></a> t0=</span><span class=cF5>tS</span><span class=cF0>;
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<a name="l34"></a> </span><span class=cF6>"%X:%X\n"</span><span class=cF0>,DEPTH,Recurse(DEPTH);
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<a name="l35"></a> </span><span class=cF6>"Time:%7.5fs\n"</span><span class=cF0>,</span><span class=cF5>tS</span><span class=cF0>-t0;
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<a name="l36"></a>
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<a name="l37"></a> </span><span class=cF2>//If you know the max stack ahead of time...</span><span class=cF0>
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<a name="l38"></a> </span><span class=cF2>//Recurse2's stack is 16 because you have 1 arg,</span><span class=cF0>
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<a name="l39"></a> </span><span class=cF2>//a return addr and no local variables.</span><span class=cF0>
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<a name="l40"></a> t0=</span><span class=cF5>tS</span><span class=cF0>;
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<a name="l41"></a> </span><span class=cF6>"%X:%X\n"</span><span class=cF0>,DEPTH,</span><span class=cF5>CallStkGrow</span><span class=cF0>(DEPTH*16+0x800,DEPTH*16+0x800,&Recurse2,DEPTH);
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<a name="l42"></a> </span><span class=cF6>"Time:%7.5fs\n"</span><span class=cF0>,</span><span class=cF5>tS</span><span class=cF0>-t0;
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<a name="l43"></a>
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<a name="l44"></a> </span><span class=cF2>//</span><a href="/Wb/Kernel/KTask.HC.HTML#l110"><span class=cF4>CallStkGrow</span></a><span class=cF2>() works with multiple args.</span><span class=cF0>
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<a name="l45"></a> t0=</span><span class=cF5>tS</span><span class=cF0>;
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<a name="l46"></a> </span><span class=cF6>"%X:%X\n"</span><span class=cF0>,DEPTH,</span><span class=cF5>CallStkGrow</span><span class=cF0>(DEPTH*32+0x800,DEPTH*32+0x800,
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<a name="l47"></a> &Recurse3,DEPTH,1000,2000);
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<a name="l48"></a> </span><span class=cF6>"Time:%7.5fs\n"</span><span class=cF0>,</span><span class=cF5>tS</span><span class=cF0>-t0;
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<a name="l49"></a>}
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<a name="l50"></a>
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<a name="l51"></a>StkGrowDemo;
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<a name="l52"></a>
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<a name="l53"></a></span><span class=cF2>//Be careful because you can fragment memory.</span><span class=cF0>
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</span></pre></body>
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</html>
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