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e9a5a7f918
* [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time)
44 lines
1007 B
JavaScript
44 lines
1007 B
JavaScript
import Builder from '../Builder.js'
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import * as assert from '../assert.js'
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const b = new Builder();
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b.Type().End()
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.Function().End()
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.Export()
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.Function("loop")
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.End()
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.Code()
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.Function("loop", { params: ["i32"], ret: "i32" }, ["i32"])
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.I32Const(0)
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.SetLocal(1)
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.Loop("void")
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.Block("void", b =>
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b.GetLocal(0)
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.I32Const(0)
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.I32Eq()
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.BrIf(0)
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.GetLocal(0)
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.GetLocal(1)
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.I32Add()
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.SetLocal(1)
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.GetLocal(0)
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.I32Const(1)
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.I32Sub()
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.SetLocal(0)
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.Br(1)
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)
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.End()
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.GetLocal(1)
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.Return()
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.End()
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.End()
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const bin = b.WebAssembly().get();
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const module = new WebAssembly.Module(bin);
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const instance = new WebAssembly.Instance(module);
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assert.eq(0, instance.exports.loop(0));
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assert.eq(1, instance.exports.loop(1));
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assert.eq(3, instance.exports.loop(2));
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assert.eq(5050, instance.exports.loop(100));
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