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v8/test/mjsunit/wasm/asm-wasm-literals.js
bradnelson 8c1af20baf [wasm][asm.js] Fix asm.js in tests to be more strictly valid. 
These tests fail with the new asm.js parser, because they are invalid under
a more strict reading of the spec.

NOTE: These also fail to validate when run in Firefox.

BUG=v8:4203
BUG=v8:6090
R=aseemgarg@chromium.org,eholk@chromium.org

Review-Url: https://codereview.chromium.org/2745393002
Cr-Commit-Position: refs/heads/master@{#43803}
2017-03-14 20:17:04 +00:00

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// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --validate-asm --allow-natives-syntax
function RunAsmJsTest(asmfunc, expect) {
var asm_source = asmfunc.toString();
var nonasm_source = asm_source.replace(new RegExp("use asm"), "");
var stdlib = {Math: Math};
print("Testing " + asmfunc.name + " (js)...");
var js_module = eval("(" + nonasm_source + ")")(stdlib);
expect(js_module);
print("Testing " + asmfunc.name + " (asm.js)...");
var asm_module = asmfunc(stdlib);
assertTrue(%IsAsmWasmCode(asmfunc));
expect(asm_module);
}
function PositiveIntLiterals() {
"use asm";
function f0() { return 0; }
function f1() { return 1; }
function f4() { return 4; }
function f64() { return 64; }
function f127() { return 127; }
function f128() { return 128; }
function f256() { return 256; }
function f1000() { return 1000; }
function f2000000() { return 2000000; }
function fmax() { return 2147483647; }
return {f0: f0, f1: f1, f4: f4, f64: f64, f127: f127, f128: f128,
f256: f256, f1000: f1000, f2000000: f2000000, fmax: fmax};
}
RunAsmJsTest(PositiveIntLiterals, function(module) {
assertEquals(0, module.f0());
assertEquals(1, module.f1());
assertEquals(1, module.f1());
assertEquals(4, module.f4());
assertEquals(64, module.f64());
assertEquals(128, module.f128());
assertEquals(256, module.f256());
assertEquals(1000, module.f1000());
assertEquals(2000000, module.f2000000());
assertEquals(2147483647, module.fmax());
});
function NegativeIntLiterals() {
"use asm";
function f1() { return -1; }
function f4() { return -4; }
function f64() { return -64; }
function f127() { return -127; }
function f128() { return -128; }
function f256() { return -256; }
function f1000() { return -1000; }
function f2000000() { return -2000000; }
function fmin() { return -2147483648; }
return {f1: f1, f4: f4, f64: f64, f127: f127, f128: f128,
f256: f256, f1000: f1000, f2000000: f2000000, fmin: fmin};
}
RunAsmJsTest(NegativeIntLiterals, function (module) {
assertEquals(-1, module.f1());
assertEquals(-4, module.f4());
assertEquals(-64, module.f64());
assertEquals(-127, module.f127());
assertEquals(-128, module.f128());
assertEquals(-256, module.f256());
assertEquals(-1000, module.f1000());
assertEquals(-2000000, module.f2000000());
assertEquals(-2147483648, module.fmin());
});
function PositiveUnsignedLiterals() {
"use asm";
function f0() { return +(0 >>> 0); }
function f1() { return +(1 >>> 0); }
function f4() { return +(4 >>> 0); }
function f64() { return +(64 >>> 0); }
function f127() { return +(127 >>> 0); }
function f128() { return +(128 >>> 0); }
function f256() { return +(256 >>> 0); }
function f1000() { return +(1000 >>> 0); }
function f2000000() { return +(2000000 >>> 0); }
function fmax() { return +(2147483647 >>> 0); }
return {f0: f0, f1: f1, f4: f4, f64: f64, f127: f127, f128: f128,
f256: f256, f1000: f1000, f2000000: f2000000, fmax: fmax};
}
RunAsmJsTest(PositiveUnsignedLiterals, function (module) {
assertEquals(0, module.f0());
assertEquals(1, module.f1());
assertEquals(4, module.f4());
assertEquals(64, module.f64());
assertEquals(128, module.f128());
assertEquals(256, module.f256());
assertEquals(1000, module.f1000());
assertEquals(2000000, module.f2000000());
assertEquals(2147483647, module.fmax());
});
function LargeUnsignedLiterals() {
"use asm";
function a() {
var x = 2147483648;
return +(x >>> 0);
}
function b() {
var x = 2147483649;
return +(x >>> 0);
}
function c() {
var x = 0x80000000;
return +(x >>> 0);
}
function d() {
var x = 0x80000001;
return +(x >>> 0);
}
function e() {
var x = 0xffffffff;
return +(x >>> 0);
}
return {a: a, b: b, c: c, d: d, e: e};
}
RunAsmJsTest(LargeUnsignedLiterals, function(module) {
assertEquals(2147483648, module.a());
assertEquals(2147483649, module.b());
assertEquals(0x80000000, module.c());
assertEquals(0x80000001, module.d());
assertEquals(0xffffffff, module.e());
});
function ManyI32() {
"use asm";
function main() {
var a = 0, b = 0, c = 0, d = 0, e = 0, f = 0, g = 0, h = 0, i = 0, j = 0;
a = 1 + -2 + 3 + -4 | 0;
b = 11 + -22 + 33 + -44 | 0;
c = 111 + -222 + 333 + -444 | 0;
d = 1111 + -2222 + 3333 + -4444 | 0;
e = 11111 + -22222 + 33333 + -44444 | 0;
f = 155555 + -266666 + 377777 + -488888 | 0;
g = 1155555 + -2266666 + 3377777 + -4488888 | 0;
h = 11155555 + -22266666 + 33377777 + -44488888 | 0;
i = 111155555 + -222266666 + 333377777 + -444488888 | 0;
j = (
0x1 + 0x2 + 0x4 + 0x8 +
0x10 + 0x20 + 0x40 + 0x80 +
0x10F + 0x200 + 0x400 + 0x800 +
0x10E0 + 0x20F0 + 0x4000 + 0x8000 +
0x10D00 + 0x20E00 + 0x400F0 + 0x80002 +
0x10C000 + 0x20D000 + 0x400E00 + 0x800030 +
0x10B0000 + 0x20C0000 + 0x400D000 + 0x8000400 +
0x10A00000 + 0x20B00000 + 0x400C0000 + 0x80005000
) | 0;
return (a + b + c + d + e + f + g + h + i + j) | 0;
}
return {main: main};
}
RunAsmJsTest(ManyI32, function(module) {
assertEquals(-222411306, module.main());
});
function ManyF64a() {
"use asm";
function main() {
var a = 0.0, b = 0.0, c = 0.0, d = 0.0,
e = 0.0, f = 0.0, g = 0.0, h = 0.0, i = 0.0;
a = +( 0.1 + -0.2 + 0.3 + -0.4);
b = +( 1.1 + -2.2 + 0.33 + -4.4);
c = +( 11.1 + -22.2 + 3.33 + -4.44);
d = +( 111.1 + -222.2 + 33.33 + -4.444);
e = +( 1111.1 + -2222.2 + 333.33 + -4.4444);
f = +( 15555.5 + -26666.6 + 3777.77 + -4.88888);
g = +( 115555.5 + -226666.6 + 33777.77 + -4.488888);
h = +( 1115555.5 + -2226666.6 + 333777.77 + -4.4488888);
i = +(11115555.5 + -22226666.6 + 3333777.77 + -4.44488888);
return +(a + b + c + d + e + f + g + h + i);
}
return {main: main};
}
RunAsmJsTest(ManyF64a, function(module) {
assertEquals(-8640233.599945681, module.main());
});
function ManyF64b() {
"use asm";
function k1() { return +(1.0e-25 + 3.0e-25 + 5.0e-25 + 6.0e-25 + 9.0e-25); }
function k2() { return +(1.0e-20 + 3.0e-20 + 5.0e-20 + 6.0e-20 + 9.0e-20); }
function k3() { return +(1.0e-15 + 3.0e-15 + 5.0e-15 + 6.0e-15 + 9.0e-15); }
function k4() { return +(1.0e-10 + 3.0e-10 + 5.0e-10 + 6.0e-10 + 9.0e-10); }
function k5() { return +(1.0e-5 + 3.0e-5 + 5.0e-5 + 6.0e-5 + 9.0e-5); }
function k6() { return +(1.1e+0 + 3.1e+0 + 5.1e+0 + 6.1e+0 + 9.1e+0); }
return {k1: k1, k2: k2, k3: k3, k4: k4, k5: k5, k6: k6};
}
RunAsmJsTest(ManyF64b, function(module) {
assertEquals(2.4e-24, module.k1());
assertEquals(2.4e-19, module.k2());
assertEquals(2.4e-14, module.k3());
assertEquals(2.4e-9, module.k4());
assertEquals(0.00024000000000000003, module.k5());
assertEquals(24.5, module.k6());
});
function ManyF64c() {
"use asm";
function k1() { return +(1.0e+25 + 3.0e+25 + 5.0e+25 + 6.0e+25 + 9.0e+25); }
function k2() { return +(1.0e+20 + 3.0e+20 + 5.0e+20 + 6.0e+20 + 9.0e+20); }
function k3() { return +(1.0e+15 + 3.0e+15 + 5.0e+15 + 6.0e+15 + 9.0e+15); }
function k4() { return +(1.0e+10 + 3.0e+10 + 5.0e+10 + 6.0e+10 + 9.0e+10); }
function k5() { return +(1.0e+5 + 3.0e+5 + 5.0e+5 + 6.0e+5 + 9.0e+5); }
function k6() { return +(1.4e+0 + 3.4e+0 + 5.4e+0 + 6.4e+0 + 9.4e+0); }
return {k1: k1, k2: k2, k3: k3, k4: k4, k5: k5, k6: k6};
}
RunAsmJsTest(ManyF64c, function(module) {
assertEquals(2.4000000000000004e+26, module.k1());
assertEquals(2.4e+21, module.k2());
assertEquals(2.4e+16, module.k3());
assertEquals(2.4e+11, module.k4());
assertEquals(2.4e+6, module.k5());
assertEquals(26, module.k6());
});
function ManyF32a(stdlib) {
"use asm";
var F = stdlib.Math.fround;
function k1() { return F(F(1.0e-25) + F(5.0e-25) + F(6.0e-25) + F(9.0e-25)); }
function k2() { return F(F(1.0e-20) + F(5.0e-20) + F(6.0e-20) + F(9.0e-20)); }
function k3() { return F(F(1.0e-15) + F(5.0e-15) + F(6.0e-15) + F(9.0e-15)); }
function k4() { return F(F(1.0e-10) + F(5.0e-10) + F(6.0e-10) + F(9.0e-10)); }
function k5() { return F(F(1.0e-5) + F(5.0e-5) + F(6.0e-5) + F(9.0e-5)); }
function k6() { return F(F(1.1e+0) + F(5.1e+0) + F(6.1e+0) + F(9.1e+0)); }
return {k1: k1, k2: k2, k3: k3, k4: k4, k5: k5, k6: k6};
}
if (false) {
// TODO(bradnelson): fails validation of F32 literals somehow.
RunAsmJsTest(ManyF32a, function(module) {
assertEquals(2.0999999917333043e-24, module.k1());
assertEquals(2.099999868734112e-19, module.k2());
assertEquals(2.099999997029825e-14, module.k3());
assertEquals(2.099999951710174e-9, module.k4());
assertEquals(0.0002099999983329326, module.k5());
assertEquals(21.399999618530273, module.k6());
});
}
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