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Even more math (#56)

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Remaining implementations of JavaScript's Math functions (except sin/cos/tan), both double (Math) and single (Mathf) precision, ported from musl incl. tests from libc-test, plus some changes to match JS semantics. Also binds fmod to `%` and pow to `**`.
This commit is contained in:
Daniel Wirtz
2018-03-30 17:25:54 +02:00
committed by GitHub
parent e47a130771
commit 164f134053
29 changed files with 143290 additions and 15143 deletions
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11
scripts/hexfloat.html
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@ -10,7 +10,8 @@
<p>
<label for="f64"><input id="f64" name="precision" value="f64" type="radio" checked /> f64</label>
<label for="f32"><input id="f32" name="precision" value="f32" type="radio" /> f32</label>
<input id="name" type="text" value="test" />
<input id="pre" type="text" value="test(" />
<input id="post" type="text" value=");" />
<button>Convert</button>
</p>
<p><textarea cols="120" rows="20" id="input"></textarea></p>
@ -21,17 +22,19 @@
<script>
function convert(form) {
var isF64 = document.getElementById("f64").checked;
var name = document.getElementById("name").value;
var pre = document.getElementById("pre").value;
var post = document.getElementById("post").value;
var input = document.getElementById("input").value;
document.getElementById("output").value = input
.replace(/\b(\-?0x[0-9a-fA-F]*(?:\.[0-9a-fA-F]+)?[pP][+-]?[0-9]+\b)/g, ($0, $1) => {
var val = parse($1);
return val.toPrecision(isF64 ? 18 : 10);
})
.replace(/(\d\.[0-9])0+\b/g, "$1")
.replace(/\bnan\b/g, "NaN")
.replace(/\binf\b/g, "Infinity")
.replace(/^T\(R\w, */mg, name + "(")
.replace(/\)$/mg, ");")
.replace(/^T\(R\w, */mg, pre)
.replace(/\);?$/mg, post)
.replace(/ +/g, " ");
}
</script>