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75 lines
3.1 KiB
75 lines
3.1 KiB
// Copyright 2013 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Tests of profiles generator and utilities.
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#include "profiler-extension.h"
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#include "checks.h"
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namespace v8 {
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namespace internal {
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const v8::CpuProfile* ProfilerExtension::last_profile = NULL;
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const char* ProfilerExtension::kSource =
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"native function startProfiling();"
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"native function stopProfiling();";
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v8::Handle<v8::FunctionTemplate> ProfilerExtension::GetNativeFunctionTemplate(
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v8::Isolate* isolate, v8::Handle<v8::String> name) {
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if (name->Equals(v8::String::NewFromUtf8(isolate, "startProfiling"))) {
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return v8::FunctionTemplate::New(isolate,
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ProfilerExtension::StartProfiling);
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} else if (name->Equals(v8::String::NewFromUtf8(isolate, "stopProfiling"))) {
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return v8::FunctionTemplate::New(isolate,
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ProfilerExtension::StopProfiling);
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} else {
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CHECK(false);
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return v8::Handle<v8::FunctionTemplate>();
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}
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}
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void ProfilerExtension::StartProfiling(
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const v8::FunctionCallbackInfo<v8::Value>& args) {
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last_profile = NULL;
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v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
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cpu_profiler->StartCpuProfiling((args.Length() > 0)
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? args[0].As<v8::String>()
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: v8::String::Empty(args.GetIsolate()));
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}
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void ProfilerExtension::StopProfiling(
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const v8::FunctionCallbackInfo<v8::Value>& args) {
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v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
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last_profile = cpu_profiler->StopCpuProfiling((args.Length() > 0)
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? args[0].As<v8::String>()
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: v8::String::Empty(args.GetIsolate()));
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}
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} } // namespace v8::internal
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