| // 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 |
| |
| // Check that %NewObjectFromBound works correctly when called from optimized |
| // frame. |
| function foo1(x, y, z) { |
| assertEquals(1, x); |
| assertEquals(2, y); |
| assertEquals(3, z); |
| } |
| |
| function foo2(x, y, z) { |
| assertEquals(1, x); |
| assertEquals(2, y); |
| assertEquals(undefined, z); |
| } |
| |
| function foo3(x, y, z) { |
| assertEquals(1, x); |
| assertEquals(2, y); |
| assertEquals(3, z); |
| } |
| |
| |
| var foob1 = foo1.bind({}, 1); |
| var foob2 = foo2.bind({}, 1); |
| var foob3 = foo3.bind({}, 1); |
| |
| |
| function f1(y, z) { |
| return %NewObjectFromBound(foob1); |
| } |
| |
| function f2(y, z) { |
| return %NewObjectFromBound(foob2); |
| } |
| |
| function f3(y, z) { |
| return %NewObjectFromBound(foob3); |
| } |
| |
| // Check that %NewObjectFromBound looks at correct frame for inlined function. |
| function g1(z, y) { |
| return f1(y, z); /* f should be inlined into g, note rotated arguments */ |
| } |
| |
| function g2(z, y, x) { |
| return f2(y); /* f should be inlined into g, note argument count mismatch */ |
| } |
| |
| function g3(z, y, x) { |
| return f3(x, y, z); /* f should be inlined into g, note argument count mismatch */ |
| } |
| |
| // Check that %NewObjectFromBound looks at correct frame for inlined function. |
| function ff(x) { } |
| function h1(z2, y2) { |
| var local_z = z2 >> 1; |
| ff(local_z); |
| var local_y = y2 >> 1; |
| ff(local_y); |
| return f1(local_y, local_z); /* f should be inlined into h */ |
| } |
| |
| function h2(z2, y2, x2) { |
| var local_z = z2 >> 1; |
| ff(local_z); |
| var local_y = y2 >> 1; |
| ff(local_y); |
| return f2(local_y); /* f should be inlined into h */ |
| } |
| |
| function h3(z2, y2, x2) { |
| var local_z = z2 >> 1; |
| ff(local_z); |
| var local_y = y2 >> 1; |
| ff(local_y); |
| var local_x = x2 >> 1; |
| ff(local_x); |
| return f3(local_x, local_y, local_z); /* f should be inlined into h */ |
| } |
| |
| |
| function invoke(f, args) { |
| for (var i = 0; i < 5; i++) f.apply(this, args); |
| %OptimizeFunctionOnNextCall(f); |
| f.apply(this, args); |
| } |
| |
| invoke(f1, [2, 3]); |
| invoke(f2, [2]); |
| invoke(f3, [2, 3, 4]); |
| invoke(g1, [3, 2]); |
| invoke(g2, [3, 2, 4]); |
| invoke(g3, [4, 3, 2]); |
| invoke(h1, [6, 4]); |
| invoke(h2, [6, 4, 8]); |
| invoke(h3, [8, 6, 4]); |
| |
| // Check that %_IsConstructCall returns correct value when inlined |
| var NON_CONSTRUCT_MARKER = {}; |
| var CONSTRUCT_MARKER = {}; |
| function baz(x) { |
| return (!%_IsConstructCall()) ? NON_CONSTRUCT_MARKER : CONSTRUCT_MARKER; |
| } |
| |
| function bar(x, y, z) { |
| var non_construct = baz(0); /* baz should be inlined */ |
| assertSame(non_construct, NON_CONSTRUCT_MARKER); |
| var non_construct = baz(); /* baz should be inlined */ |
| assertSame(non_construct, NON_CONSTRUCT_MARKER); |
| var non_construct = baz(0, 0); /* baz should be inlined */ |
| assertSame(non_construct, NON_CONSTRUCT_MARKER); |
| var construct = new baz(0); |
| assertSame(construct, CONSTRUCT_MARKER); |
| } |
| |
| invoke(bar, [1, 2, 3]); |