}
void MarkDependsOnEmptyArrayProtoElements() {
+ // Add map dependency if not already added.
+ if (depends_on_empty_array_proto_elements_) return;
+ isolate()->initial_object_prototype()->map()->AddDependentCompilationInfo(
+ DependentCode::kElementsCantBeAddedGroup, info());
+ isolate()->initial_array_prototype()->map()->AddDependentCompilationInfo(
+ DependentCode::kElementsCantBeAddedGroup, info());
depends_on_empty_array_proto_elements_ = true;
}
- bool depends_on_empty_array_proto_elements() {
- return depends_on_empty_array_proto_elements_;
- }
-
void RecordUint32Instruction(HInstruction* instr) {
if (uint32_instructions_ == NULL) {
uint32_instructions_ = new(zone()) ZoneList<HInstruction*>(4, zone());
--- /dev/null
+// 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
+// Flags: --parallel-recompilation --parallel-recompilation-delay=50
+
+function assertUnoptimized(fun) {
+ assertTrue(%GetOptimizationStatus(fun) != 1);
+}
+
+function f1(a, i) {
+ return a[i] + 0.5;
+}
+
+var arr = [0.0,,2.5];
+assertEquals(0.5, f1(arr, 0));
+assertEquals(0.5, f1(arr, 0));
+
+// Optimized code of f1 depends on initial object and array maps.
+%OptimizeFunctionOnNextCall(f1, "parallel");
+assertEquals(0.5, f1(arr, 0));
+assertUnoptimized(f1); // Not yet optimized.
+Object.prototype[1] = 1.5; // Invalidate current initial object map.
+assertEquals(2, f1(arr, 1));
+%CompleteOptimization(f1); // Conclude optimization with...
+assertUnoptimized(f1); // ... bailing out due to map dependency.