math-fdlibm-sincostan-asm.js (2117B)
1 // |jit-test| skip-if: !isAsmJSCompilationAvailable() 2 3 load(libdir + "asm.js"); 4 5 var g = newGlobal({alwaysUseFdlibm: true}) 6 7 var code = (fun) => { 8 return `(function asm(glob) { 9 "use asm"; 10 var sq=glob.Math.${fun}; function f(d) { d=+d; return +sq(d) } return f; 11 })`; 12 } 13 14 // Linking RFP asm.js with non-RFP Math.sin. 15 let asmSin = g.eval(code("sin")); 16 assertAsmLinkFail(asmSin, {Math: {sin: Math.sin}}); 17 18 // Linking RFP asm.js with RFP Math.sin 19 const sin = asmLink(asmSin, {Math: {sin: g.Math.sin}}); 20 assertEq(sin(35*Math.LN2 ), -0.765996413898051); 21 assertEq(sin(110*Math.LOG2E), 0.9989410140273757); 22 assertEq(sin(7*Math.LOG10E ), 0.10135692924965616); 23 24 // Linking non-RFP asm.js with RFP Math.sin 25 asmSin = eval(code("sin")) 26 assertAsmLinkFail(asmSin, {Math: {sin: g.Math.sin}}); 27 28 // Linking non-RFP asm.js with non-RFP Math.sin (the "normal case") 29 asmLink(asmSin, {Math: {sin: Math.sin}}); 30 31 // Testing cos 32 let asmCos = g.eval(code("cos")); 33 assertAsmLinkFail(asmCos, {Math: {cos: Math.cos}}); 34 const cos = asmLink(asmCos, {Math: {cos: g.Math.cos}}); 35 assertEq(cos(1e130 ), -0.767224894221913); 36 assertEq(cos(1e272 ), -0.7415825695514536); 37 assertEq(cos(1e284 ), 0.7086865671674247); 38 assertEq(cos(1e75 ), -0.7482651726250321); 39 assertEq(cos(57*Math.E ), -0.536911695749024); 40 assertEq(cos(21*Math.LN2 ), -0.4067775970251724); 41 assertEq(cos(51*Math.LN2 ), -0.7017203400855446); 42 assertEq(cos(21*Math.SQRT1_2), -0.6534063185820198); 43 assertEq(cos(17*Math.LOG10E ), 0.4537557425982784); 44 assertEq(cos(2*Math.LOG10E ), 0.6459044007438142); 45 46 // Testing tan 47 let asmTan = g.eval(code("tan")); 48 assertAsmLinkFail(asmTan, {Math: {tan: Math.tan}}); 49 const tan = asmLink(asmTan, {Math: {tan: g.Math.tan}}); 50 assertEq(tan(1e140 ), 0.7879079967710036); 51 assertEq(tan(6*Math.E ), 0.6866761546452431); 52 assertEq(tan(6*Math.LN2 ), 1.6182817135715877); 53 assertEq(tan(10*Math.LOG2E ), -3.3537128705376014); 54 assertEq(tan(17*Math.SQRT2 ), -1.9222955461799982); 55 assertEq(tan(34*Math.SQRT1_2), -1.9222955461799982); 56 assertEq(tan(10*Math.LOG10E ), 2.5824856130712432);