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Temporarily disable performance.now() in the d8 shell.

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Review URL: https://codereview.chromium.org/133663002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@18529 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
bmeurer@chromium.org 2014-01-10 11:17:57 +00:00
parent 6d2ff2f8d5
commit 1b1c27d916
4 changed files with 0 additions and 88 deletions
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18
src/d8.cc
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@ -159,7 +159,6 @@ i::OS::MemoryMappedFile* Shell::counters_file_ = NULL;
CounterCollection Shell::local_counters_;
CounterCollection* Shell::counters_ = &local_counters_;
i::Mutex Shell::context_mutex_;
const i::TimeTicks Shell::kInitialTicks = i::TimeTicks::HighResolutionNow();
Persistent<Context> Shell::utility_context_;
#endif // V8_SHARED
@ -288,15 +287,6 @@ int PerIsolateData::RealmFind(Handle<Context> context) {
}
#ifndef V8_SHARED
// performance.now() returns a time stamp as double, measured in milliseconds.
void Shell::PerformanceNow(const v8::FunctionCallbackInfo<v8::Value>& args) {
i::TimeDelta delta = i::TimeTicks::HighResolutionNow() - kInitialTicks;
args.GetReturnValue().Set(delta.InMillisecondsF());
}
#endif // V8_SHARED
// Realm.current() returns the index of the currently active realm.
void Shell::RealmCurrent(const v8::FunctionCallbackInfo<v8::Value>& args) {
Isolate* isolate = args.GetIsolate();
@ -896,14 +886,6 @@ Handle<ObjectTemplate> Shell::CreateGlobalTemplate(Isolate* isolate) {
RealmSharedGet, RealmSharedSet);
global_template->Set(String::NewFromUtf8(isolate, "Realm"), realm_template);
#ifndef V8_SHARED
Handle<ObjectTemplate> performance_template = ObjectTemplate::New(isolate);
performance_template->Set(String::NewFromUtf8(isolate, "now"),
FunctionTemplate::New(isolate, PerformanceNow));
global_template->Set(String::NewFromUtf8(isolate, "performance"),
performance_template);
#endif // V8_SHARED
#if !defined(V8_SHARED) && !defined(_WIN32) && !defined(_WIN64)
Handle<ObjectTemplate> os_templ = ObjectTemplate::New(isolate);
AddOSMethods(isolate, os_templ);

3
src/d8.h
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@ -300,8 +300,6 @@ class Shell : public i::AllStatic {
Handle<String> command);
static void DispatchDebugMessages();
#endif // ENABLE_DEBUGGER_SUPPORT
static void PerformanceNow(const v8::FunctionCallbackInfo<v8::Value>& args);
#endif // V8_SHARED
static void RealmCurrent(const v8::FunctionCallbackInfo<v8::Value>& args);
@ -394,7 +392,6 @@ class Shell : public i::AllStatic {
static CounterCollection* counters_;
static i::OS::MemoryMappedFile* counters_file_;
static i::Mutex context_mutex_;
static const i::TimeTicks kInitialTicks;
static Counter* GetCounter(const char* name, bool is_histogram);
static void InstallUtilityScript(Isolate* isolate);

62
test/mjsunit/d8-performance-now.js
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@ -1,62 +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
// Test the performance.now() function of d8. This test only makes sense with
// d8.
// Don't run this test in gc stress mode. Time differences may be long
// due to garbage collections.
%SetFlags("--gc-interval=-1");
%SetFlags("--nostress-compaction");
if (this.performance && performance.now) {
(function run() {
var start_test = performance.now();
// Let the retry run for maximum 100ms to reduce flakiness.
for (var start = performance.now();
start - start_test < 100;
start = performance.now()) {
var end = performance.now();
assertTrue(start >= start_test);
assertTrue(end >= start);
while (end - start == 0) {
var next = performance.now();
assertTrue(next >= end);
end = next;
}
if (end - start <= 1) {
// Found (sub-)millisecond granularity.
return;
} else {
print("Timer difference too big: " + (end - start) + "ms");
}
}
assertTrue(false);
})()
}

5
test/mjsunit/mjsunit.status
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@ -63,11 +63,6 @@
# Only regexp stuff tested, no need for extensive Crankshaft tests.
'regexp-global': [PASS, NO_VARIANTS],
##############################################################################
# No need to waste time for this test.
'd8-performance-now': [PASS, NO_VARIANTS],
##############################################################################
# These use a built-in that's only present in debug mode. They take
# too long to run in debug mode on ARM and MIPS.
'fuzz-natives-part*': [PASS, ['mode == release or arch == arm or arch == android_arm or arch == mipsel', SKIP]],