diff --git a/test/mjsunit/external-array-no-sse2.js b/test/mjsunit/external-array-no-sse2.js
deleted file mode 100644
index 575a8b53cf..0000000000
--- a/test/mjsunit/external-array-no-sse2.js
+++ /dev/null
@@ -1,715 +0,0 @@
-// Copyright 2012 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Flags: --allow-natives-syntax --noenable-sse2
-
-// Helper
-function assertInstance(o, f) {
-  assertSame(o.constructor, f);
-  assertInstanceof(o, f);
-}
-
-// This is a regression test for overlapping key and value registers.
-function f(a) {
-  a[0] = 0;
-  a[1] = 0;
-}
-
-var a = new Int32Array(2);
-for (var i = 0; i < 5; i++) {
-  f(a);
-}
-%OptimizeFunctionOnNextCall(f);
-f(a);
-
-assertEquals(0, a[0]);
-assertEquals(0, a[1]);
-
-// Test derivation from an ArrayBuffer
-var ab = new ArrayBuffer(12);
-assertInstance(ab, ArrayBuffer);
-var derived_uint8 = new Uint8Array(ab);
-assertInstance(derived_uint8, Uint8Array);
-assertSame(ab, derived_uint8.buffer);
-assertEquals(12, derived_uint8.length);
-assertEquals(12, derived_uint8.byteLength);
-assertEquals(0, derived_uint8.byteOffset);
-assertEquals(1, derived_uint8.BYTES_PER_ELEMENT);
-var derived_uint8_2 = new Uint8Array(ab,7);
-assertInstance(derived_uint8_2, Uint8Array);
-assertSame(ab, derived_uint8_2.buffer);
-assertEquals(5, derived_uint8_2.length);
-assertEquals(5, derived_uint8_2.byteLength);
-assertEquals(7, derived_uint8_2.byteOffset);
-assertEquals(1, derived_uint8_2.BYTES_PER_ELEMENT);
-var derived_int16 = new Int16Array(ab);
-assertInstance(derived_int16, Int16Array);
-assertSame(ab, derived_int16.buffer);
-assertEquals(6, derived_int16.length);
-assertEquals(12, derived_int16.byteLength);
-assertEquals(0, derived_int16.byteOffset);
-assertEquals(2, derived_int16.BYTES_PER_ELEMENT);
-var derived_int16_2 = new Int16Array(ab,6);
-assertInstance(derived_int16_2, Int16Array);
-assertSame(ab, derived_int16_2.buffer);
-assertEquals(3, derived_int16_2.length);
-assertEquals(6, derived_int16_2.byteLength);
-assertEquals(6, derived_int16_2.byteOffset);
-assertEquals(2, derived_int16_2.BYTES_PER_ELEMENT);
-var derived_uint32 = new Uint32Array(ab);
-assertInstance(derived_uint32, Uint32Array);
-assertSame(ab, derived_uint32.buffer);
-assertEquals(3, derived_uint32.length);
-assertEquals(12, derived_uint32.byteLength);
-assertEquals(0, derived_uint32.byteOffset);
-assertEquals(4, derived_uint32.BYTES_PER_ELEMENT);
-var derived_uint32_2 = new Uint32Array(ab,4);
-assertInstance(derived_uint32_2, Uint32Array);
-assertSame(ab, derived_uint32_2.buffer);
-assertEquals(2, derived_uint32_2.length);
-assertEquals(8, derived_uint32_2.byteLength);
-assertEquals(4, derived_uint32_2.byteOffset);
-assertEquals(4, derived_uint32_2.BYTES_PER_ELEMENT);
-var derived_uint32_3 = new Uint32Array(ab,4,1);
-assertInstance(derived_uint32_3, Uint32Array);
-assertSame(ab, derived_uint32_3.buffer);
-assertEquals(1, derived_uint32_3.length);
-assertEquals(4, derived_uint32_3.byteLength);
-assertEquals(4, derived_uint32_3.byteOffset);
-assertEquals(4, derived_uint32_3.BYTES_PER_ELEMENT);
-var derived_float64 = new Float64Array(ab,0,1);
-assertInstance(derived_float64, Float64Array);
-assertSame(ab, derived_float64.buffer);
-assertEquals(1, derived_float64.length);
-assertEquals(8, derived_float64.byteLength);
-assertEquals(0, derived_float64.byteOffset);
-assertEquals(8, derived_float64.BYTES_PER_ELEMENT);
-
-// If a given byteOffset and length references an area beyond the end of the
-// ArrayBuffer an exception is raised.
-function abfunc3() {
-  new Uint32Array(ab,4,3);
-}
-assertThrows(abfunc3);
-function abfunc4() {
-  new Uint32Array(ab,16);
-}
-assertThrows(abfunc4);
-
-// The given byteOffset must be a multiple of the element size of the specific
-// type, otherwise an exception is raised.
-function abfunc5() {
-  new Uint32Array(ab,5);
-}
-assertThrows(abfunc5);
-
-// If length is not explicitly specified, the length of the ArrayBuffer minus
-// the byteOffset must be a multiple of the element size of the specific type,
-// or an exception is raised.
-var ab2 = new ArrayBuffer(13);
-function abfunc6() {
-  new Uint32Array(ab2,4);
-}
-assertThrows(abfunc6);
-
-// Test that an array constructed without an array buffer creates one properly.
-a = new Uint8Array(31);
-assertEquals(a.byteLength, a.buffer.byteLength);
-assertEquals(a.length, a.buffer.byteLength);
-assertEquals(a.length * a.BYTES_PER_ELEMENT, a.buffer.byteLength);
-a = new Int16Array(5);
-assertEquals(a.byteLength, a.buffer.byteLength);
-assertEquals(a.length * a.BYTES_PER_ELEMENT, a.buffer.byteLength);
-a = new Float64Array(7);
-assertEquals(a.byteLength, a.buffer.byteLength);
-assertEquals(a.length * a.BYTES_PER_ELEMENT, a.buffer.byteLength);
-
-// Test that an implicitly created buffer is a valid buffer.
-a = new Float64Array(7);
-assertSame(a.buffer, (new Uint16Array(a.buffer)).buffer);
-assertSame(a.buffer, (new Float32Array(a.buffer,4)).buffer);
-assertSame(a.buffer, (new Int8Array(a.buffer,3,51)).buffer);
-assertInstance(a.buffer, ArrayBuffer);
-
-// Test the correct behavior of the |BYTES_PER_ELEMENT| property.
-a = new Int32Array(2);
-assertEquals(4, a.BYTES_PER_ELEMENT);
-a.BYTES_PER_ELEMENT = 42;
-a = new Uint8Array(2);
-assertEquals(1, a.BYTES_PER_ELEMENT);
-a = new Int16Array(2);
-assertEquals(2, a.BYTES_PER_ELEMENT);
-
-// Test Float64Arrays.
-function get(a, index) {
-  return a[index];
-}
-function set(a, index, value) {
-  a[index] = value;
-}
-function temp() {
-var array = new Float64Array(2);
-for (var i = 0; i < 5; i++) {
-  set(array, 0, 2.5);
-  assertEquals(2.5, array[0]);
-}
-%OptimizeFunctionOnNextCall(set);
-set(array, 0, 2.5);
-assertEquals(2.5, array[0]);
-set(array, 1, 3.5);
-assertEquals(3.5, array[1]);
-for (var i = 0; i < 5; i++) {
-  assertEquals(2.5, get(array, 0));
-  assertEquals(3.5, array[1]);
-}
-%OptimizeFunctionOnNextCall(get);
-assertEquals(2.5, get(array, 0));
-assertEquals(3.5, get(array, 1));
-}
-
-// Test non-number parameters.
-var array_with_length_from_non_number = new Int32Array("2");
-assertEquals(2, array_with_length_from_non_number.length);
-
-// Test loads and stores.
-types = [Array, Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array,
-         Uint32Array, Uint8ClampedArray, Float32Array, Float64Array];
-
-test_result_nan = [NaN, 0, 0, 0, 0, 0, 0, 0, NaN, NaN];
-test_result_low_int = [-1, -1, 255, -1, 65535, -1, 0xFFFFFFFF, 0, -1, -1];
-test_result_low_double = [-1.25, -1, 255, -1, 65535, -1, 0xFFFFFFFF, 0, -1.25, -1.25];
-test_result_middle = [253.75, -3, 253, 253, 253, 253, 253, 254, 253.75, 253.75];
-test_result_high_int = [256, 0, 0, 256, 256, 256, 256, 255, 256, 256];
-test_result_high_double = [256.25, 0, 0, 256, 256, 256, 256, 255, 256.25, 256.25];
-
-const kElementCount = 40;
-
-function test_load(array, sum) {
-  for (var i = 0; i < kElementCount; i++) {
-    sum += array[i];
-  }
-  return sum;
-}
-
-function test_load_const_key(array, sum) {
-  sum += array[0];
-  sum += array[1];
-  sum += array[2];
-  return sum;
-}
-
-function test_store(array, sum) {
-  for (var i = 0; i < kElementCount; i++) {
-    sum += array[i] = i+1;
-  }
-  return sum;
-}
-
-function test_store_const_key(array, sum) {
-  sum += array[0] = 1;
-  sum += array[1] = 2;
-  sum += array[2] = 3;
-  return sum;
-}
-
-function zero() {
-  return 0.0;
-}
-
-function test_store_middle_tagged(array, sum) {
-  array[0] = 253.75;
-  return array[0];
-}
-
-function test_store_high_tagged(array, sum) {
-  array[0] = 256.25;
-  return array[0];
-}
-
-function test_store_middle_double(array, sum) {
-  array[0] = 253.75 + zero(); // + forces double type feedback
-  return array[0];
-}
-
-function test_store_high_double(array, sum) {
-  array[0] = 256.25 + zero(); // + forces double type feedback
-  return array[0];
-}
-
-function test_store_high_double(array, sum) {
-  array[0] = 256.25;
-  return array[0];
-}
-
-function test_store_low_int(array, sum) {
-  array[0] = -1;
-  return array[0];
-}
-
-function test_store_low_tagged(array, sum) {
-  array[0] = -1.25;
-  return array[0];
-}
-
-function test_store_low_double(array, sum) {
-  array[0] = -1.25 + zero(); // + forces double type feedback
-  return array[0];
-}
-
-function test_store_high_int(array, sum) {
-  array[0] = 256;
-  return array[0];
-}
-
-function test_store_nan(array, sum) {
-  array[0] = NaN;
-  return array[0];
-}
-
-const kRuns = 10;
-
-function run_test(test_func, array, expected_result) {
-  for (var i = 0; i < 5; i++) test_func(array, 0);
-  %OptimizeFunctionOnNextCall(test_func);
-  var sum = 0;
-  for (var i = 0; i < kRuns; i++) {
-    sum = test_func(array, sum);
-  }
-  assertEquals(expected_result, sum);
-  %DeoptimizeFunction(test_func);
-  %ClearFunctionTypeFeedback(test_func);
-}
-
-function run_bounds_test(test_func, array, expected_result) {
-  assertEquals(undefined, a[kElementCount]);
-  a[kElementCount] = 456;
-  assertEquals(undefined, a[kElementCount]);
-  assertEquals(undefined, a[kElementCount+1]);
-  a[kElementCount+1] = 456;
-  assertEquals(undefined, a[kElementCount+1]);
-}
-
-for (var t = 0; t < types.length; t++) {
-  var type = types[t];
-  var a = new type(kElementCount);
-
-  for (var i = 0; i < kElementCount; i++) {
-    a[i] = i;
-  }
-
-  // Run test functions defined above.
-  run_test(test_load, a, 780 * kRuns);
-  run_test(test_load_const_key, a, 3 * kRuns);
-  run_test(test_store, a, 820 * kRuns);
-  run_test(test_store_const_key, a, 6 * kRuns);
-  run_test(test_store_low_int, a, test_result_low_int[t]);
-  run_test(test_store_low_double, a, test_result_low_double[t]);
-  run_test(test_store_low_tagged, a, test_result_low_double[t]);
-  run_test(test_store_high_int, a, test_result_high_int[t]);
-  run_test(test_store_nan, a, test_result_nan[t]);
-  run_test(test_store_middle_double, a, test_result_middle[t]);
-  run_test(test_store_middle_tagged, a, test_result_middle[t]);
-  run_test(test_store_high_double, a, test_result_high_double[t]);
-  run_test(test_store_high_tagged, a, test_result_high_double[t]);
-
-  // Test the correct behavior of the |length| property (which is read-only).
-  if (t != 0) {
-    assertEquals(kElementCount, a.length);
-    a.length = 2;
-    assertEquals(kElementCount, a.length);
-    assertTrue(delete a.length);
-
-    // Make sure bounds checks are handled correctly for external arrays.
-    run_bounds_test(a);
-    run_bounds_test(a);
-    run_bounds_test(a);
-    %OptimizeFunctionOnNextCall(run_bounds_test);
-    run_bounds_test(a);
-    %DeoptimizeFunction(run_bounds_test);
-    %ClearFunctionTypeFeedback(run_bounds_test);
-  }
-
-  function array_load_set_smi_check(a) {
-    return a[0] = a[0] = 1;
-  }
-
-  array_load_set_smi_check(a);
-  array_load_set_smi_check(0);
-
-  function array_load_set_smi_check2(a) {
-    return a[0] = a[0] = 1;
-  }
-
-  array_load_set_smi_check2(a);
-  %OptimizeFunctionOnNextCall(array_load_set_smi_check2);
-  array_load_set_smi_check2(a);
-  array_load_set_smi_check2(0);
-  %DeoptimizeFunction(array_load_set_smi_check2);
-  %ClearFunctionTypeFeedback(array_load_set_smi_check2);
-}
-
-// Check handling of undefined in 32- and 64-bit external float arrays.
-
-function store_float32_undefined(ext_array) {
-  ext_array[0] = undefined;
-}
-
-var float32_array = new Float32Array(1);
-// Make sure runtime does it right
-store_float32_undefined(float32_array);
-assertTrue(isNaN(float32_array[0]));
-// Make sure the ICs do it right
-store_float32_undefined(float32_array);
-assertTrue(isNaN(float32_array[0]));
-// Make sure that Cranskshft does it right.
-%OptimizeFunctionOnNextCall(store_float32_undefined);
-store_float32_undefined(float32_array);
-assertTrue(isNaN(float32_array[0]));
-
-function store_float64_undefined(ext_array) {
-  ext_array[0] = undefined;
-}
-
-var float64_array = new Float64Array(1);
-// Make sure runtime does it right
-store_float64_undefined(float64_array);
-assertTrue(isNaN(float64_array[0]));
-// Make sure the ICs do it right
-store_float64_undefined(float64_array);
-assertTrue(isNaN(float64_array[0]));
-// Make sure that Cranskshft does it right.
-%OptimizeFunctionOnNextCall(store_float64_undefined);
-store_float64_undefined(float64_array);
-assertTrue(isNaN(float64_array[0]));
-
-
-// Check handling of 0-sized buffers and arrays.
-ab = new ArrayBuffer(0);
-assertInstance(ab, ArrayBuffer);
-assertEquals(0, ab.byteLength);
-a = new Int8Array(ab);
-assertInstance(a, Int8Array);
-assertEquals(0, a.byteLength);
-assertEquals(0, a.length);
-a[0] = 1;
-assertEquals(undefined, a[0]);
-ab = new ArrayBuffer(16);
-assertInstance(ab, ArrayBuffer);
-a = new Float32Array(ab,4,0);
-assertInstance(a, Float32Array);
-assertEquals(0, a.byteLength);
-assertEquals(0, a.length);
-a[0] = 1;
-assertEquals(undefined, a[0]);
-a = new Uint16Array(0);
-assertInstance(a, Uint16Array);
-assertEquals(0, a.byteLength);
-assertEquals(0, a.length);
-a[0] = 1;
-assertEquals(undefined, a[0]);
-
-
-// Check construction from arrays.
-a = new Uint32Array([]);
-assertInstance(a, Uint32Array);
-assertEquals(0, a.length);
-assertEquals(0, a.byteLength);
-assertEquals(0, a.buffer.byteLength);
-assertEquals(4, a.BYTES_PER_ELEMENT);
-assertInstance(a.buffer, ArrayBuffer);
-a = new Uint16Array([1,2,3]);
-assertInstance(a, Uint16Array);
-assertEquals(3, a.length);
-assertEquals(6, a.byteLength);
-assertEquals(6, a.buffer.byteLength);
-assertEquals(2, a.BYTES_PER_ELEMENT);
-assertEquals(1, a[0]);
-assertEquals(3, a[2]);
-assertInstance(a.buffer, ArrayBuffer);
-a = new Uint32Array(a);
-assertInstance(a, Uint32Array);
-assertEquals(3, a.length);
-assertEquals(12, a.byteLength);
-assertEquals(12, a.buffer.byteLength);
-assertEquals(4, a.BYTES_PER_ELEMENT);
-assertEquals(1, a[0]);
-assertEquals(3, a[2]);
-assertInstance(a.buffer, ArrayBuffer);
-
-// Check subarrays.
-a = new Uint16Array([1,2,3,4,5,6]);
-aa = a.subarray(3);
-assertInstance(aa, Uint16Array);
-assertEquals(3, aa.length);
-assertEquals(6, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(3,5);
-assertInstance(aa, Uint16Array);
-assertEquals(2, aa.length);
-assertEquals(4, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(4,8);
-assertInstance(aa, Uint16Array);
-assertEquals(2, aa.length);
-assertEquals(4, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(9);
-assertInstance(aa, Uint16Array);
-assertEquals(0, aa.length);
-assertEquals(0, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(-4);
-assertInstance(aa, Uint16Array);
-assertEquals(4, aa.length);
-assertEquals(8, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(-3,-1);
-assertInstance(aa, Uint16Array);
-assertEquals(2, aa.length);
-assertEquals(4, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(3,2);
-assertInstance(aa, Uint16Array);
-assertEquals(0, aa.length);
-assertEquals(0, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(-3,-4);
-assertInstance(aa, Uint16Array);
-assertEquals(0, aa.length);
-assertEquals(0, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-aa = a.subarray(0,-8);
-assertInstance(aa, Uint16Array);
-assertEquals(0, aa.length);
-assertEquals(0, aa.byteLength);
-assertEquals(2, aa.BYTES_PER_ELEMENT);
-assertSame(a.buffer, aa.buffer);
-
-assertThrows(function(){ a.subarray.call({}, 0) });
-assertThrows(function(){ a.subarray.call([], 0) });
-
-// Try to call constructors directly as functions, and through .call
-// and .apply. Should fail.
-
-assertThrows(function() { ArrayBuffer(100); }, TypeError);
-assertThrows(function() { Int8Array(b, 5, 77); }, TypeError);
-assertThrows(function() { ArrayBuffer.call(null, 10); }, TypeError);
-assertThrows(function() { Uint16Array.call(null, b, 2, 4); }, TypeError);
-assertThrows(function() { ArrayBuffer.apply(null, [1000]); }, TypeError);
-assertThrows(function() { Float32Array.apply(null, [b, 128, 1]); }, TypeError);
-
-// Test array.set in different combinations.
-
-function assertArrayPrefix(expected, array) {
-  for (var i = 0; i < expected.length; ++i) {
-    assertEquals(expected[i], array[i]);
-  }
-}
-
-var a11 = new Int16Array([1, 2, 3, 4, 0, -1])
-var a12 = new Uint16Array(15)
-a12.set(a11, 3)
-assertArrayPrefix([0, 0, 0, 1, 2, 3, 4, 0, 0xffff, 0, 0], a12)
-assertThrows(function(){ a11.set(a12) })
-
-var a21 = [1, undefined, 10, NaN, 0, -1, {valueOf: function() {return 3}}]
-var a22 = new Int32Array(12)
-a22.set(a21, 2)
-assertArrayPrefix([0, 0, 1, 0, 10, 0, 0, -1, 3, 0], a22)
-
-var a31 = new Float32Array([2, 4, 6, 8, 11, NaN, 1/0, -3])
-var a32 = a31.subarray(2, 6)
-a31.set(a32, 4)
-assertArrayPrefix([2, 4, 6, 8, 6, 8, 11, NaN], a31)
-assertArrayPrefix([6, 8, 6, 8], a32)
-
-var a4 = new Uint8ClampedArray([3,2,5,6])
-a4.set(a4)
-assertArrayPrefix([3, 2, 5, 6], a4)
-
-// Cases with overlapping backing store but different element sizes.
-var b = new ArrayBuffer(4)
-var a5 = new Int16Array(b)
-var a50 = new Int8Array(b)
-var a51 = new Int8Array(b, 0, 2)
-var a52 = new Int8Array(b, 1, 2)
-var a53 = new Int8Array(b, 2, 2)
-
-a5.set([0x5050, 0x0a0a])
-assertArrayPrefix([0x50, 0x50, 0x0a, 0x0a], a50)
-assertArrayPrefix([0x50, 0x50], a51)
-assertArrayPrefix([0x50, 0x0a], a52)
-assertArrayPrefix([0x0a, 0x0a], a53)
-
-a50.set([0x50, 0x50, 0x0a, 0x0a])
-a51.set(a5)
-assertArrayPrefix([0x50, 0x0a, 0x0a, 0x0a], a50)
-
-a50.set([0x50, 0x50, 0x0a, 0x0a])
-a52.set(a5)
-assertArrayPrefix([0x50, 0x50, 0x0a, 0x0a], a50)
-
-a50.set([0x50, 0x50, 0x0a, 0x0a])
-a53.set(a5)
-assertArrayPrefix([0x50, 0x50, 0x50, 0x0a], a50)
-
-a50.set([0x50, 0x51, 0x0a, 0x0b])
-a5.set(a51)
-assertArrayPrefix([0x0050, 0x0051], a5)
-
-a50.set([0x50, 0x51, 0x0a, 0x0b])
-a5.set(a52)
-assertArrayPrefix([0x0051, 0x000a], a5)
-
-a50.set([0x50, 0x51, 0x0a, 0x0b])
-a5.set(a53)
-assertArrayPrefix([0x000a, 0x000b], a5)
-
-// Mixed types of same size.
-var a61 = new Float32Array([1.2, 12.3])
-var a62 = new Int32Array(2)
-a62.set(a61)
-assertArrayPrefix([1, 12], a62)
-a61.set(a62)
-assertArrayPrefix([1, 12], a61)
-
-// Invalid source
-assertThrows(function() { a.set(0); }, TypeError);
-assertArrayPrefix([1,2,3,4,5,6], a);
-a.set({}); // does not throw
-assertArrayPrefix([1,2,3,4,5,6], a);
-
-
-// Test arraybuffer.slice
-
-var a0 = new Int8Array([1, 2, 3, 4, 5, 6])
-var b0 = a0.buffer
-
-var b1 = b0.slice(0)
-assertEquals(b0.byteLength, b1.byteLength)
-assertArrayPrefix([1, 2, 3, 4, 5, 6], new Int8Array(b1))
-
-var b2 = b0.slice(3)
-assertEquals(b0.byteLength - 3, b2.byteLength)
-assertArrayPrefix([4, 5, 6], new Int8Array(b2))
-
-var b3 = b0.slice(2, 4)
-assertEquals(2, b3.byteLength)
-assertArrayPrefix([3, 4], new Int8Array(b3))
-
-function goo(a, i) {
-  return a[i];
-}
-
-function boo(a, i, v) {
-  return a[i] = v;
-}
-
-function do_tagged_index_external_array_test(constructor) {
-  var t_array = new constructor([1, 2, 3, 4, 5, 6]);
-  assertEquals(1, goo(t_array, 0));
-  assertEquals(1, goo(t_array, 0));
-  boo(t_array, 0, 13);
-  assertEquals(13, goo(t_array, 0));
-  %OptimizeFunctionOnNextCall(goo);
-  %OptimizeFunctionOnNextCall(boo);
-  boo(t_array, 0, 15);
-  assertEquals(15, goo(t_array, 0));
-  %ClearFunctionTypeFeedback(goo);
-  %ClearFunctionTypeFeedback(boo);
-}
-
-do_tagged_index_external_array_test(Int8Array);
-do_tagged_index_external_array_test(Uint8Array);
-do_tagged_index_external_array_test(Int16Array);
-do_tagged_index_external_array_test(Uint16Array);
-do_tagged_index_external_array_test(Int32Array);
-do_tagged_index_external_array_test(Uint32Array);
-do_tagged_index_external_array_test(Float32Array);
-do_tagged_index_external_array_test(Float64Array);
-
-var built_in_array = new Array(1, 2, 3, 4, 5, 6);
-assertEquals(1, goo(built_in_array, 0));
-assertEquals(1, goo(built_in_array, 0));
-%OptimizeFunctionOnNextCall(goo);
-%OptimizeFunctionOnNextCall(boo);
-boo(built_in_array, 0, 11);
-assertEquals(11, goo(built_in_array, 0));
-%ClearFunctionTypeFeedback(goo);
-%ClearFunctionTypeFeedback(boo);
-
-built_in_array = new Array(1.5, 2, 3, 4, 5, 6);
-assertEquals(1.5, goo(built_in_array, 0));
-assertEquals(1.5, goo(built_in_array, 0));
-%OptimizeFunctionOnNextCall(goo);
-%OptimizeFunctionOnNextCall(boo);
-boo(built_in_array, 0, 2.5);
-assertEquals(2.5, goo(built_in_array, 0));
-%ClearFunctionTypeFeedback(goo);
-%ClearFunctionTypeFeedback(boo);
-
-// Check all int range edge cases
-function checkRange() {
-  var e32 = Math.pow(2,32); var e31 = Math.pow(2,31);
-  var e16 = Math.pow(2,16); var e15 = Math.pow(2,15);
-  var e8 = Math.pow(2,8);   var e7 = Math.pow(2,7);
-  var a7 = new Uint32Array(2);  var a71 = new Int32Array(2);
-  var a72 = new Uint16Array(2); var a73 = new Int16Array(2);
-  var a74 = new Uint8Array(2);  var a75 = new Int8Array(2);
-  for (i = 1; i <= Math.pow(2,33); i *= 2) {
-    var j = i-1;
-    a7[0] = i; a71[0] = i; a72[0] = i; a73[0] = i; a74[0] = i; a75[0] = i;
-    a7[1] = j; a71[1] = j; a72[1] = j; a73[1] = j; a74[1] = j; a75[1] = j;
-
-    if (i < e32) { assertEquals(a7[0], i); } else { assertEquals(a7[0], 0); }
-    if (j < e32) { assertEquals(a7[1], j); } else { assertEquals(a7[1],e32-1); }
-    if (i < e31) { assertEquals(a71[0], i); } else {
-      assertEquals(a71[0], (i < e32) ? -e31 : 0 ); }
-    if (j < e31) { assertEquals(a71[1], j); } else { assertEquals(a71[1], -1); }
-
-    if (i < e16) { assertEquals(a72[0], i); } else { assertEquals(a72[0], 0); }
-    if (j < e16) { assertEquals(a72[1], j); } else { assertEquals(a72[1], e16-1); }
-    if (i < e15) { assertEquals(a73[0], i); } else {
-      assertEquals(a73[0], (i < e16) ? -e15 : 0 ); }
-    if (j < e15) { assertEquals(a73[1], j); } else { assertEquals(a73[1], -1); }
-
-    if (i < e8) { assertEquals(a74[0], i); } else { assertEquals(a74[0], 0); }
-    if (j < e8) { assertEquals(a74[1], j); } else { assertEquals(a74[1], e8-1); }
-    if (i < e7) { assertEquals(a75[0], i); } else {
-      assertEquals(a75[0], (i < e8) ? -e7 : 0); }
-    if (j < e7) { assertEquals(a75[1], j); } else { assertEquals(a75[1], -1); }
-  }
-}
-checkRange();
diff --git a/test/mjsunit/regress/regress-binop-nosse2.js b/test/mjsunit/regress/regress-binop-nosse2.js
deleted file mode 100644
index 29c8a048fc..0000000000
--- a/test/mjsunit/regress/regress-binop-nosse2.js
+++ /dev/null
@@ -1,167 +0,0 @@
-// Copyright 2013 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Flags: --allow-natives-syntax --noenable-sse2
-
-// general tests
-var e31 = Math.pow(2, 31);
-
-assertEquals(-e31, -1*e31);
-assertEquals(e31, -1*e31*(-1));
-assertEquals(e31, -1*-e31);
-assertEquals(e31, -e31*(-1));
-
-var x = {toString : function() {return 1}}
-function add(a,b){return a+b;}
-add(1,x);
-add(1,x);
-%OptimizeFunctionOnNextCall(add);
-add(1,x);
-x.toString = function() {return "2"};
-
-assertEquals(add(1,x), "12");
-
-// Test the correct placement of the simulates in TruncateToNumber:
-function Checker() {
-  this.str = "1";
-  var toStringCalled = 0;
-  var toStringExpected = 0;
-  this.toString = function() {
-    toStringCalled++;
-    return this.str;
-  };
-  this.check = function() {
-    toStringExpected++;
-    assertEquals(toStringExpected, toStringCalled);
-  };
-};
-var left = new Checker();
-var right = new Checker();
-
-function test(fun,check_fun,a,b,does_throw) {
-  left.str = a;
-  right.str = b;
-  try {
-    assertEquals(check_fun(a,b), fun(left, right));
-    assertTrue(!does_throw);
-  } catch(e) {
-    if (e instanceof TypeError) {
-      assertTrue(!!does_throw);
-    } else {
-      throw e;
-    }
-  } finally {
-    left.check();
-    if (!does_throw || does_throw>1) {
-      right.check();
-    }
-  }
-}
-
-function minus(a,b) { return a-b };
-function check_minus(a,b) { return a-b };
-function mod(a,b) { return a%b };
-function check_mod(a,b) { return a%b };
-
-test(minus,check_minus,1,2);
-// Bailout on left
-test(minus,check_minus,1<<30,1);
-// Bailout on right
-test(minus,check_minus,1,1<<30);
-// Bailout on result
-test(minus,check_minus,1<<30,-(1<<30));
-
-// Some more interesting things
-test(minus,check_minus,1,1.4);
-test(minus,check_minus,1.3,4);
-test(minus,check_minus,1.3,1.4);
-test(minus,check_minus,1,2);
-test(minus,check_minus,1,undefined);
-test(minus,check_minus,1,2);
-test(minus,check_minus,1,true);
-test(minus,check_minus,1,2);
-test(minus,check_minus,1,null);
-test(minus,check_minus,1,2);
-test(minus,check_minus,1,"");
-test(minus,check_minus,1,2);
-
-// Throw on left
-test(minus,check_minus,{},1,1);
-// Throw on right
-test(minus,check_minus,1,{},2);
-// Throw both
-test(minus,check_minus,{},{},1);
-
-test(minus,check_minus,1,2);
-
-// Now with optimized code
-test(mod,check_mod,1,2);
-%OptimizeFunctionOnNextCall(mod);
-test(mod,check_mod,1,2);
-
-test(mod,check_mod,1<<30,1);
-%OptimizeFunctionOnNextCall(mod);
-test(mod,check_mod,1<<30,1);
-test(mod,check_mod,1,1<<30);
-%OptimizeFunctionOnNextCall(mod);
-test(mod,check_mod,1,1<<30);
-test(mod,check_mod,1<<30,-(1<<30));
-%OptimizeFunctionOnNextCall(mod);
-test(mod,check_mod,1<<30,-(1<<30));
-
-test(mod,check_mod,1,{},2);
-%OptimizeFunctionOnNextCall(mod);
-test(mod,check_mod,1,{},2);
-
-test(mod,check_mod,1,2);
-
-
-// test oddballs
-function t1(a, b) {return a-b}
-assertEquals(t1(1,2), 1-2);
-assertEquals(t1(2,true), 2-1);
-assertEquals(t1(false,2), 0-2);
-assertEquals(t1(1,2.4), 1-2.4);
-assertEquals(t1(1.3,2.4), 1.3-2.4);
-assertEquals(t1(true,2.4), 1-2.4);
-assertEquals(t1(1,undefined), 1-NaN);
-assertEquals(t1(1,1<<30), 1-(1<<30));
-assertEquals(t1(1,2), 1-2);
-
-function t2(a, b) {return a/b}
-assertEquals(t2(1,2), 1/2);
-assertEquals(t2(null,2), 0/2);
-assertEquals(t2(null,-2), 0/-2);
-assertEquals(t2(2,null), 2/0);
-assertEquals(t2(-2,null), -2/0);
-assertEquals(t2(1,2.4), 1/2.4);
-assertEquals(t2(1.3,2.4), 1.3/2.4);
-assertEquals(t2(null,2.4), 0/2.4);
-assertEquals(t2(1.3,null), 1.3/0);
-assertEquals(t2(undefined,2), NaN/2);
-assertEquals(t2(1,1<<30), 1/(1<<30));
-assertEquals(t2(1,2), 1/2);
diff --git a/test/mjsunit/regress/regress-x87.js b/test/mjsunit/regress/regress-x87.js
index 60380a8fcb..c5edb709f8 100644
--- a/test/mjsunit/regress/regress-x87.js
+++ b/test/mjsunit/regress/regress-x87.js
@@ -25,7 +25,7 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Flags: --allow-natives-syntax --noenable-sse2
+// Flags: --allow-natives-syntax
 
 // Regression for register allocation.
 var x;