[Test] Add --stress-flush-bytecode to gc-stress tester.

Also disables --stress-flush-bytecode on some mjsunit tests which fail
when bytecode flushing is stressed due to test invariants.

Bug=v8:8395

Change-Id: If627910214b3c266e7776340ba182829148e8289
Reviewed-on: https://chromium-review.googlesource.com/c/1372071Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58230}

test/inspector/cpu-profiler/coverage-block.js

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 // Flags: --allow-natives-syntax --no-always-opt --opt
+// Flags: --no-stress-flush-bytecode
 
 var source =
 `

test/inspector/cpu-profiler/coverage.js

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 // Flags: --allow-natives-syntax --no-always-opt --opt
+// Flags: --no-stress-flush-bytecode
 
 var source =
 `

test/inspector/runtime/internal-properties-entries.js

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+// Flags: --no-stress-flush-bytecode
+
 let {session, contextGroup, Protocol} = InspectorTest.start('Checks internal [[Entries]] in Runtime.getProperties output');
 
 Protocol.Runtime.enable();

test/mjsunit/code-coverage-ad-hoc.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax --no-always-opt
+// Flags: --allow-natives-syntax --no-always-opt --no-stress-flush-bytecode
 // Files: test/mjsunit/code-coverage-utils.js
 
 // Test code coverage without explicitly activating it upfront.

test/mjsunit/code-coverage-block-noopt.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax --no-always-opt
+// Flags: --allow-natives-syntax --no-always-opt --no-stress-flush-bytecode
 // Flags: --no-opt
 // Files: test/mjsunit/code-coverage-utils.js
 

test/mjsunit/code-coverage-block-opt.js

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 // Flags: --allow-natives-syntax --no-always-opt --opt
+// Flags: --no-stress-flush-bytecode
 // Files: test/mjsunit/code-coverage-utils.js
 
 if (isNeverOptimizeLiteMode()) {

test/mjsunit/code-coverage-block.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax --no-always-opt
+// Flags: --allow-natives-syntax --no-always-opt --no-stress-flush-bytecode
 // Files: test/mjsunit/code-coverage-utils.js
 
 %DebugToggleBlockCoverage(true);

test/mjsunit/code-coverage-class-fields.js

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax --no-always-opt --harmony-public-fields --harmony-static-fields
+// Flags: --allow-natives-syntax --no-always-opt --harmony-public-fields
+// Flags: --harmony-static-fields --no-stress-flush-bytecode
 // Files: test/mjsunit/code-coverage-utils.js
 
 %DebugToggleBlockCoverage(true);

test/mjsunit/code-coverage-precise.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax --no-always-opt
+// Flags: --allow-natives-syntax --no-always-opt --no-stress-flush-bytecode
 // Flags: --no-stress-incremental-marking
 // Files: test/mjsunit/code-coverage-utils.js
 

test/mjsunit/compiler/dataview-neutered.js

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax --opt --noalways-opt
+// Flags: --allow-natives-syntax --opt --noalways-opt --no-stress-flush-bytecode
 
 // Invalidate the detaching protector.
 %ArrayBufferDetach(new ArrayBuffer(1));

test/mjsunit/harmony/weakrefs/factory-scheduled-for-cleanup-multiple-times.js

@@ -3,6 +3,7 @@
 // found in the LICENSE file.
 
 // Flags: --harmony-weak-refs --expose-gc --noincremental-marking
+// Flags: --no-stress-flush-bytecode
 
 let cleanup0_call_count = 0;
 let cleanup0_weak_cell_count = 0;

tools/testrunner/standard_runner.py

@@ -49,7 +49,8 @@ VARIANT_ALIASES = {
 GC_STRESS_FLAGS = ["--gc-interval=500", "--stress-compaction",
                    "--concurrent-recompilation-queue-length=64",
                    "--concurrent-recompilation-delay=500",
-                   "--concurrent-recompilation"]
+                   "--concurrent-recompilation",
+                   "--stress-flush-bytecode"]
 
 RANDOM_GC_STRESS_FLAGS = ["--random-gc-interval=5000",
                           "--stress-compaction-random"]