asm-wasm-f32.js 4.9 KB
Newer Older
1 2 3 4
// 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.

5
// Flags: --validate-asm --allow-natives-syntax
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

function WrapInAsmModule(func) {
  function MODULE_NAME(stdlib) {
    "use asm";
    var fround = stdlib.Math.fround;
    var Math_ceil = stdlib.Math.ceil;
    var Math_floor = stdlib.Math.floor;
    var Math_sqrt = stdlib.Math.sqrt;
    var Math_abs = stdlib.Math.abs;
    var Math_min = stdlib.Math.min;
    var Math_max = stdlib.Math.max;

    FUNC_BODY
    return {main: FUNC_NAME};
  }

  var source = MODULE_NAME.toString()
    .replace(/MODULE_NAME/g, func.name + "_module")
    .replace(/FUNC_BODY/g, func.toString())
    .replace(/FUNC_NAME/g, func.name);
  return eval("(" + source + ")");
}

29
function RunAsmJsTest(asmfunc, expect) {
30 31 32 33 34
  var asm_source = asmfunc.toString();
  var nonasm_source = asm_source.replace(new RegExp("use asm"), "");
  var stdlib = {Math: Math};

  print("Testing " + asmfunc.name + " (js)...");
35
  var js_module = eval("(" + nonasm_source + ")")(stdlib);
36 37 38 39
  expect(js_module);

  print("Testing " + asmfunc.name + " (asm.js)...");
  var asm_module = asmfunc(stdlib);
40
  assertTrue(%IsAsmWasmCode(asmfunc));
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164
  expect(asm_module);
}

const fround = Math.fround;
const Math_ceil = Math.ceil;
const Math_floor = Math.floor;
const Math_sqrt = Math.sqrt;
const Math_abs = Math.abs;
const Math_min = Math.min;
const Math_max = Math.max;

function f32_add(a, b) {
  a = fround(a);
  b = fround(b);
  return fround(fround(a) + fround(b));
}

function f32_sub(a, b) {
  a = fround(a);
  b = fround(b);
  return fround(fround(a) - fround(b));
}

function f32_mul(a, b) {
  a = fround(a);
  b = fround(b);
  return fround(fround(a) * fround(b));
}

function f32_div(a, b) {
  a = fround(a);
  b = fround(b);
  return fround(fround(a) / fround(b));
}

function f32_ceil(a) {
  a = fround(a);
  return fround(Math_ceil(fround(a)));
}

function f32_floor(a) {
  a = fround(a);
  return fround(Math_floor(fround(a)));
}

function f32_sqrt(a) {
  a = fround(a);
  return fround(Math_sqrt(fround(a)));
}

function f32_abs(a) {
  a = fround(a);
  return fround(Math_abs(fround(a)));
}

function f32_min(a, b) {
  a = fround(a);
  b = fround(b);
  return fround(Math_min(fround(a), fround(b)));
}

function f32_max(a, b) {
  a = fround(a);
  b = fround(b);
  return fround(Math_max(fround(a), fround(b)));
}

function f32_eq(a, b) {
  a = fround(a);
  b = fround(b);
  if (fround(a) == fround(b)) {
    return 1;
  }
  return 0;
}

function f32_ne(a, b) {
  a = fround(a);
  b = fround(b);
  if (fround(a) != fround(b)) {
    return 1;
  }
  return 0;
}

function f32_lt(a, b) {
  a = fround(a);
  b = fround(b);
  if (fround(a) < fround(b)) {
    return 1;
  }
  return 0;
}

function f32_lteq(a, b) {
  a = fround(a);
  b = fround(b);
  if (fround(a) <= fround(b)) {
    return 1;
  }
  return 0;
}

function f32_gt(a, b) {
  a = fround(a);
  b = fround(b);
  if (fround(a) > fround(b)) {
    return 1;
  }
  return 0;
}

function f32_gteq(a, b) {
  a = fround(a);
  b = fround(b);
  if (fround(a) >= fround(b)) {
    return 1;
  }
  return 0;
}


var inputs = [
  0, 1, 2, 3, 4,
165 166 167
  NaN,
  Infinity,
  -Infinity,
168 169 170 171 172 173 174 175
  10, 20, 30, 31, 32, 33, 100, 2000,
  30000, 400000, 5000000,
  100000000, 2000000000,
  2147483646,
  2147483647,
  2147483648,
  2147483649,
  0x273a798e, 0x187937a3, 0xece3af83, 0x5495a16b, 0x0b668ecc, 0x11223344,
176
  0x0000af73, 0x0000116b, 0x00658ecc, 0x002b3b4c,
177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201
  0x88776655, 0x70000000, 0x07200000, 0x7fffffff, 0x56123761, 0x7fffff00,
  0xeeeeeeee, 0xfffffffd, 0xf0000000, 0x007fffff, 0x003fffff, 0x001fffff,
  -0,
  -1, -2, -3, -4,
  -10, -20, -30, -31, -32, -33, -100, -2000,
  -30000, -400000, -5000000,
  -100000000, -2000000000,
  -2147483646,
  -2147483647,
  -2147483648,
  -2147483649,
  0.1,
  1.1e-2,
  1.2e-4,
  1.3e-8,
  1.4e-11,
  1.5e-12,
  1.6e-13
];

var funcs = [
  f32_add,
  f32_sub,
  f32_mul,
  f32_div,
202 203
  f32_ceil,
  f32_floor,
204 205 206 207 208 209 210 211 212 213 214 215 216 217
// TODO(bradnelson) f32_sqrt,
// TODO(bradnelson) f32_abs,
// TODO(bradnelson) f32_min is wrong for -0
// TODO(bradnelson) f32_max is wrong for -0
  f32_eq,
  f32_ne,
  f32_lt,
  f32_lteq,
  f32_gt,
  f32_gteq,
];

(function () {
  for (func of funcs) {
218
    RunAsmJsTest(WrapInAsmModule(func), function (module) {
219 220 221 222 223 224 225 226 227 228 229 230 231 232 233
      if (func.length == 1) {
        for (a of inputs) {
          assertEquals(func(a), module.main(a));
          assertEquals(func(a / 11), module.main(a / 11));
          assertEquals(func(a / 430.9), module.main(a / 430.9));
          assertEquals(func(a / -31.1), module.main(a / -31.1));
        }
      } else {
        for (a of inputs) {
          for (b of inputs) {
            assertEquals(func(a, b), module.main(a, b));
            assertEquals(func(a / 11,  b), module.main(a / 11, b));
            assertEquals(func(a, b / 420.9), module.main(a, b / 420.9));
            assertEquals(func(a / -31.1, b), module.main(a / -31.1, b));
          }
234 235 236 237 238 239
        }
      }
    });
  }

})();