testCloning.js - mozsearch

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load(libdir + "asm.js");

var code = asmCompile(USE_ASM + "function g() { return 42 } return g");

assertEq(asmLink(code)(), 42);

assertEq(asmLink(code)(), 42);

var code = evaluate("(function() { " + USE_ASM + " function g() { return 43 } return g})", {fileName: null});

assertEq(asmLink(code)(), 43);

assertEq(asmLink(code)(), 43);

var code = asmCompile('glob', 'ffis', 'buf', USE_ASM + 'var i32=new glob.Int32Array(buf); function g() { return i32[0]|0 } return g');

var i32_1 = new Int32Array(BUF_MIN/4);

i32_1[0] = 42;

var i32_2 = new Int32Array(BUF_MIN/4);

i32_2[0] = 13;

assertEq(asmLink(code, this, null, i32_1.buffer)(), 42);

assertEq(asmLink(code, this, null, i32_2.buffer)(), 13);

var i32_3 = new Int32Array(4097);

assertAsmLinkFail(code, this, null, i32_3.buffer);

var code = asmCompile('glob', 'ffis', USE_ASM + 'var ffi=ffis.ffi; function g(n) { n=n|0; var i=0; for(; (i|0)<(n|0); i=(i+1)|0) ffi() } return g');

var calls1 = 0, calls2 = 0;

function ffi1() { calls1++ }

function ffi2() { calls2++ }

asmLink(code, null, {ffi:ffi1})(100000);

assertEq(calls1, 100000);

assertEq(calls2, 0);

calls1 = 0;

asmLink(code, null, {ffi:ffi2})(50000);

assertEq(calls1, 0);

assertEq(calls2, 50000);

var code = asmCompile(USE_ASM + 'var g = 0; function h() { g=(g+1)|0; return g|0 } return h');

var h1 = code();

assertEq(h1(), 1);

assertEq(h1(), 2);

var h2 = code();

assertEq(h2(), 1);

assertEq(h1(), 3);

assertEq(h2(), 2);

assertEq(h1(), 4);

var code = asmCompile(USE_ASM + "return {}");

var h1 = code();

var h2 = code();

assertEq(h1 === h2, false);

assertEq(Object.keys(h1).length, 0);

assertEq(Object.keys(h2).length, 0);