deps: upgrade to V8 4.9.385.18

Pick up the current branch head for V8 4.9
https://github.com/v8/v8/commit/1ecba0f

PR-URL: https://github.com/nodejs/node/pull/4722
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Michaël Zasso <mic.besace@gmail.com>

1 files changed, 785 insertions, 0 deletions

diff --git a/deps/v8/test/mjsunit/wasm/asm-wasm.js b/deps/v8/test/mjsunit/wasm/asm-wasm.js
new file mode 100644
index 0000000000..8dfe85aee1
--- /dev/null
+++ b/deps/v8/test/mjsunit/wasm/asm-wasm.js
@@ -0,0 +1,785 @@
+// Copyright 2015 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: --expose-wasm
+
+function EmptyTest() {
+  "use asm";
+  function caller() {
+    empty();
+    return 11;
+  }
+  function empty() {
+  }
+  return {caller: caller};
+}
+
+assertEquals(11, _WASMEXP_.asmCompileRun(EmptyTest.toString()));
+
+function IntTest() {
+  "use asm";
+  function sum(a, b) {
+    a = a|0;
+    b = b|0;
+    var c = (b + 1)|0
+    var d = 3.0;
+    var e = d | 0;  // double conversion
+    return (a + c + 1)|0;
+  }
+
+  function caller() {
+    return sum(77,22) | 0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(101, _WASMEXP_.asmCompileRun(IntTest.toString()));
+
+function Float64Test() {
+  "use asm";
+  function sum(a, b) {
+    a = +a;
+    b = +b;
+    return +(a + b);
+  }
+
+  function caller() {
+    var a = +sum(70.1,10.2);
+    var ret = 0|0;
+    if (a == 80.3) {
+      ret = 1|0;
+    } else {
+      ret = 0|0;
+    }
+    return ret|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(1, _WASMEXP_.asmCompileRun(Float64Test.toString()));
+
+function BadModule() {
+  "use asm";
+  function caller(a, b) {
+    a = a|0;
+    b = b+0;
+    var c = (b + 1)|0
+    return (a + c + 1)|0;
+  }
+
+  function caller() {
+    return call(1, 2)|0;
+  }
+
+  return {caller: caller};
+}
+
+assertThrows(function() {
+  _WASMEXP_.asmCompileRun(BadModule.toString())
+});
+
+function TestReturnInBlock() {
+  "use asm";
+
+  function caller() {
+    if(1) {
+      {
+        {
+          return 1;
+        }
+      }
+    }
+    return 0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(1, _WASMEXP_.asmCompileRun(TestReturnInBlock.toString()));
+
+function TestWhileSimple() {
+  "use asm";
+
+  function caller() {
+    var x = 0;
+    while(x < 5) {
+      x = (x + 1)|0;
+    }
+    return x|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(5, _WASMEXP_.asmCompileRun(TestWhileSimple.toString()));
+
+function TestWhileWithoutBraces() {
+  "use asm";
+
+  function caller() {
+    var x = 0;
+    while(x <= 3)
+      x = (x + 1)|0;
+    return x|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(4, _WASMEXP_.asmCompileRun(TestWhileWithoutBraces.toString()));
+
+function TestReturnInWhile() {
+  "use asm";
+
+  function caller() {
+    var x = 0;
+    while(x < 10) {
+      x = (x + 6)|0;
+      return x|0;
+    }
+    return x|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(6, _WASMEXP_.asmCompileRun(TestReturnInWhile.toString()));
+
+function TestReturnInWhileWithoutBraces() {
+  "use asm";
+
+  function caller() {
+    var x = 0;
+    while(x < 5)
+      return 7;
+    return x|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(7, _WASMEXP_.asmCompileRun(TestReturnInWhileWithoutBraces.toString()));
+
+function TestBreakInWhile() {
+  "use asm";
+
+  function caller() {
+    while(1) {
+      break;
+    }
+    return 8;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(8, _WASMEXP_.asmCompileRun(TestBreakInWhile.toString()));
+
+function TestBreakInNestedWhile() {
+  "use asm";
+
+  function caller() {
+    var x = 1.0;
+    while(x < 1.5) {
+      while(1)
+        break;
+      x = +(x + 0.25);
+    }
+    var ret = 0;
+    if (x == 1.5) {
+      ret = 9;
+    }
+    return ret|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(9, _WASMEXP_.asmCompileRun(TestBreakInNestedWhile.toString()));
+
+function TestBreakInBlock() {
+  "use asm";
+
+  function caller() {
+    var x = 0;
+    abc: {
+      x = 10;
+      if (x == 10) {
+        break abc;
+      }
+      x = 20;
+    }
+    return x|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(10, _WASMEXP_.asmCompileRun(TestBreakInBlock.toString()));
+
+function TestBreakInNamedWhile() {
+  "use asm";
+
+  function caller() {
+    var x = 0;
+    outer: while (1) {
+      x = (x + 1)|0;
+      while (x == 11) {
+        break outer;
+      }
+    }
+    return x|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(11, _WASMEXP_.asmCompileRun(TestBreakInNamedWhile.toString()));
+
+function TestContinue() {
+  "use asm";
+
+  function caller() {
+    var x = 5;
+    var ret = 0;
+    while (x >= 0) {
+      x = (x - 1)|0;
+      if (x == 2) {
+        continue;
+      }
+      ret = (ret - 1)|0;
+    }
+    return ret|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(-5, _WASMEXP_.asmCompileRun(TestContinue.toString()));
+
+function TestContinueInNamedWhile() {
+  "use asm";
+
+  function caller() {
+    var x = 5;
+    var y = 0;
+    var ret = 0;
+    outer: while (x > 0) {
+      x = (x - 1)|0;
+      y = 0;
+      while (y < 5) {
+        if (x == 3) {
+          continue outer;
+        }
+        ret = (ret + 1)|0;
+        y = (y + 1)|0;
+      }
+    }
+    return ret|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(20, _WASMEXP_.asmCompileRun(TestContinueInNamedWhile.toString()));
+
+function TestNot() {
+  "use asm";
+
+  function caller() {
+    var a = !(2 > 3);
+    return a | 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(1, _WASMEXP_.asmCompileRun(TestNot.toString()));
+
+function TestNotEquals() {
+  "use asm";
+
+  function caller() {
+    var a = 3;
+    if (a != 2) {
+      return 21;
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(21, _WASMEXP_.asmCompileRun(TestNotEquals.toString()));
+
+function TestUnsignedComparison() {
+  "use asm";
+
+  function caller() {
+    var a = 0xffffffff;
+    if ((a>>>0) > (0>>>0)) {
+      return 22;
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(22, _WASMEXP_.asmCompileRun(TestUnsignedComparison.toString()));
+
+function TestMixedAdd() {
+  "use asm";
+
+  function caller() {
+    var a = 0x80000000;
+    var b = 0x7fffffff;
+    var c = 0;
+    c = ((a>>>0) + b)|0;
+    if ((c >>> 0) > (0>>>0)) {
+      if (c < 0) {
+        return 23;
+      }
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(23, _WASMEXP_.asmCompileRun(TestMixedAdd.toString()));
+
+function TestInt32HeapAccess(stdlib, foreign, buffer) {
+  "use asm";
+
+  var m = new stdlib.Int32Array(buffer);
+  function caller() {
+    var i = 4;
+
+    m[0] = (i + 1) | 0;
+    m[i >> 2] = ((m[0]|0) + 1) | 0;
+    m[2] = ((m[i >> 2]|0) + 1) | 0;
+    return m[2] | 0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(7, _WASMEXP_.asmCompileRun(TestInt32HeapAccess.toString()));
+
+function TestHeapAccessIntTypes() {
+  var types = [
+    ['Int8Array', '>> 0'],
+    ['Uint8Array', '>> 0'],
+    ['Int16Array', '>> 1'],
+    ['Uint16Array', '>> 1'],
+    ['Int32Array', '>> 2'],
+    ['Uint32Array', '>> 2'],
+  ];
+  for (var i = 0; i < types.length; i++) {
+    var code = TestInt32HeapAccess.toString();
+    code = code.replace('Int32Array', types[i][0]);
+    code = code.replace(/>> 2/g, types[i][1]);
+    assertEquals(7, _WASMEXP_.asmCompileRun(code));
+  }
+}
+
+TestHeapAccessIntTypes();
+
+function TestFloatHeapAccess(stdlib, foreign, buffer) {
+  "use asm";
+
+  var f32 = new stdlib.Float32Array(buffer);
+  var f64 = new stdlib.Float64Array(buffer);
+  var fround = stdlib.Math.fround;
+  function caller() {
+    var i = 8;
+    var j = 8;
+    var v = 6.0;
+
+    // TODO(bradnelson): Add float32 when asm-wasm supports it.
+    f64[2] = v + 1.0;
+    f64[i >> 3] = +f64[2] + 1.0;
+    f64[j >> 3] = +f64[j >> 3] + 1.0;
+    i = +f64[i >> 3] == 9.0;
+    return i|0;
+  }
+
+  return {caller: caller};
+}
+
+assertEquals(1, _WASMEXP_.asmCompileRun(TestFloatHeapAccess.toString()));
+
+function TestConvertI32() {
+  "use asm";
+
+  function caller() {
+    var a = 1.5;
+    if ((~~(a + a)) == 3) {
+      return 24;
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(24, _WASMEXP_.asmCompileRun(TestConvertI32.toString()));
+
+function TestConvertF64FromInt() {
+  "use asm";
+
+  function caller() {
+    var a = 1;
+    if ((+(a + a)) > 1.5) {
+      return 25;
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(25, _WASMEXP_.asmCompileRun(TestConvertF64FromInt.toString()));
+
+function TestConvertF64FromUnsigned() {
+  "use asm";
+
+  function caller() {
+    var a = 0xffffffff;
+    if ((+(a>>>0)) > 0.0) {
+      if((+a) < 0.0) {
+        return 26;
+      }
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(26, _WASMEXP_.asmCompileRun(TestConvertF64FromUnsigned.toString()));
+
+function TestModInt() {
+  "use asm";
+
+  function caller() {
+    var a = -83;
+    var b = 28;
+    return ((a|0)%(b|0))|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(-27, _WASMEXP_.asmCompileRun(TestModInt.toString()));
+
+function TestModUnsignedInt() {
+  "use asm";
+
+  function caller() {
+    var a = 0x80000000;  //2147483648
+    var b = 10;
+    return ((a>>>0)%(b>>>0))|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(8, _WASMEXP_.asmCompileRun(TestModUnsignedInt.toString()));
+
+function TestModDouble() {
+  "use asm";
+
+  function caller() {
+    var a = 5.25;
+    var b = 2.5;
+    if (a%b == 0.25) {
+      return 28;
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(28, _WASMEXP_.asmCompileRun(TestModDouble.toString()));
+
+/*
+TODO: Fix parsing of negative doubles
+      Fix code to use trunc instead of casts
+function TestModDoubleNegative() {
+  "use asm";
+
+  function caller() {
+    var a = -34359738368.25;
+    var b = 2.5;
+    if (a%b == -0.75) {
+      return 28;
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(28, _WASMEXP_.asmCompileRun(TestModDoubleNegative.toString()));
+*/
+
+function TestNamedFunctions() {
+  "use asm";
+
+  var a = 0.0;
+  var b = 0.0;
+
+  function add() {
+    return +(a + b);
+  }
+
+  function init() {
+    a = 43.25;
+    b = 34.25;
+  }
+
+  return {init:init,
+          add:add};
+}
+
+var module = _WASMEXP_.instantiateModuleFromAsm(TestNamedFunctions.toString());
+module.init();
+assertEquals(77.5, module.add());
+
+function TestGlobalsWithInit() {
+  "use asm";
+
+  var a = 43.25;
+  var b = 34.25;
+
+  function add() {
+    return +(a + b);
+  }
+
+  return {add:add};
+}
+
+var module = _WASMEXP_.instantiateModuleFromAsm(TestGlobalsWithInit.toString());
+module.__init__();
+assertEquals(77.5, module.add());
+
+function TestForLoop() {
+  "use asm"
+
+  function caller() {
+    var ret = 0;
+    var i = 0;
+    for (i = 2; i <= 10; i = (i+1)|0) {
+      ret = (ret + i) | 0;
+    }
+    return ret|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(54, _WASMEXP_.asmCompileRun(TestForLoop.toString()));
+
+function TestForLoopWithoutInit() {
+  "use asm"
+
+  function caller() {
+    var ret = 0;
+    var i = 0;
+    for (; i < 10; i = (i+1)|0) {
+      ret = (ret + 10) | 0;
+    }
+    return ret|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(100, _WASMEXP_.asmCompileRun(TestForLoopWithoutInit.toString()));
+
+function TestForLoopWithoutCondition() {
+  "use asm"
+
+  function caller() {
+    var ret = 0;
+    var i = 0;
+    for (i=1;; i = (i+1)|0) {
+      ret = (ret + i) | 0;
+      if (i == 11) {
+        break;
+      }
+    }
+    return ret|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(66, _WASMEXP_.asmCompileRun(TestForLoopWithoutCondition.toString()));
+
+function TestForLoopWithoutNext() {
+  "use asm"
+
+  function caller() {
+    var i = 0;
+    for (i=1; i < 41;) {
+      i = (i + 1) | 0;
+    }
+    return i|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(41, _WASMEXP_.asmCompileRun(TestForLoopWithoutNext.toString()));
+
+function TestForLoopWithoutBody() {
+  "use asm"
+
+  function caller() {
+    var i = 0;
+    for (i=1; i < 45 ; i = (i+1)|0) {
+    }
+    return i|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(45, _WASMEXP_.asmCompileRun(TestForLoopWithoutBody.toString()));
+
+function TestDoWhile() {
+  "use asm"
+
+  function caller() {
+    var i = 0;
+    var ret = 21;
+    do {
+      ret = (ret + ret)|0;
+      i = (i + 1)|0;
+    } while (i < 2);
+    return ret|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(84, _WASMEXP_.asmCompileRun(TestDoWhile.toString()));
+
+function TestConditional() {
+  "use asm"
+
+  function caller() {
+    var x = 1;
+    return ((x > 0) ? 41 : 71)|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(41, _WASMEXP_.asmCompileRun(TestConditional.toString()));
+
+function TestSwitch() {
+  "use asm"
+
+  function caller() {
+    var ret = 0;
+    var x = 7;
+    switch (x) {
+      case 1: return 0;
+      case 7: {
+        ret = 12;
+        break;
+      }
+      default: return 0;
+    }
+    switch (x) {
+      case 1: return 0;
+      case 8: return 0;
+      default: ret = (ret + 11)|0;
+    }
+    return ret|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(23, _WASMEXP_.asmCompileRun(TestSwitch.toString()));
+
+function TestSwitchFallthrough() {
+  "use asm"
+
+  function caller() {
+    var x = 17;
+    var ret = 0;
+    switch (x) {
+      case 17:
+      case 14: ret = 39;
+      case 1: ret = (ret + 3)|0;
+      case 4: break;
+      default: ret = (ret + 1)|0;
+    }
+    return ret|0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(42, _WASMEXP_.asmCompileRun(TestSwitchFallthrough.toString()));
+
+function TestNestedSwitch() {
+  "use asm"
+
+  function caller() {
+    var x = 3;
+    var y = -13;
+    switch (x) {
+      case 1: return 0;
+      case 3: {
+        switch (y) {
+          case 2: return 0;
+          case -13: return 43;
+          default: return 0;
+        }
+      }
+      default: return 0;
+    }
+    return 0;
+  }
+
+  return {caller:caller};
+}
+
+assertEquals(43, _WASMEXP_.asmCompileRun(TestNestedSwitch.toString()));
+
+function TestInitFunctionWithNoGlobals() {
+  "use asm";
+  function caller() {
+    return 51;
+  }
+  return {caller};
+}
+
+var module = _WASMEXP_.instantiateModuleFromAsm(
+    TestInitFunctionWithNoGlobals.toString());
+module.__init__();
+assertEquals(51, module.caller());
+
+function TestExportNameDifferentFromFunctionName() {
+  "use asm";
+  function caller() {
+    return 55;
+  }
+  return {alt_caller:caller};
+}
+
+var module = _WASMEXP_.instantiateModuleFromAsm(
+    TestExportNameDifferentFromFunctionName.toString());
+module.__init__();
+assertEquals(55, module.alt_caller());