7447fd53b5
This reverts commitf2cd10db14. Reason for revert: Blocks the roll https://chromium-review.googlesource.com/c/chromium/src/+/674623 Original change's description: > Reland "[Memory] Move VirtualMemory out of base:: platform." > > This is a reland of4dd293d922> Original change's description: > > [Memory] Move VirtualMemory out of base:: platform. > > > > - Moves base::VirtualMemory to v8::internal::VirtualMemory. > > - Makes VirtualMemory platform-independent by moving internals to new > > OS:: static methods, for each platform. > > > > This will make it easier to delegate memory management in VirtualMemory > > to V8::Platform, so that embedders like Blink can override it. We can't > > depend on V8::Platform in base/platform. > > > > Bug: chromium:756050 > > Cq-Include-Trybots: master.tryserver.chromium.linux:linux_chromium_rel_ng > > Change-Id: Iadfe230b6850bd917727a373f277afded9883adf > > Reviewed-on: https://chromium-review.googlesource.com/653214 > > Commit-Queue: Bill Budge <bbudge@chromium.org> > > Reviewed-by: Ulan Degenbaev <ulan@chromium.org> > > Cr-Commit-Position: refs/heads/master@{#48048} > > Bug: chromium:756050 > Change-Id: Ib492c7c69f1833be127a571808301e96b84b8aa2 > Cq-Include-Trybots: master.tryserver.chromium.linux:linux_chromium_rel_ng > Reviewed-on: https://chromium-review.googlesource.com/671125 > Commit-Queue: Bill Budge <bbudge@chromium.org> > Reviewed-by: Michael Lippautz <mlippautz@chromium.org> > Cr-Commit-Position: refs/heads/master@{#48084} TBR=bbudge@chromium.org,ulan@chromium.org,hpayer@chromium.org,mlippautz@chromium.org,scottmg@chromium.org Change-Id: I04176d77ca9ad8315b0e1bb2b21f40f2c8ab9536 No-Presubmit: true No-Tree-Checks: true No-Try: true Bug: chromium:756050 Cq-Include-Trybots: master.tryserver.chromium.linux:linux_chromium_rel_ng Reviewed-on: https://chromium-review.googlesource.com/674843 Reviewed-by: Michael Hablich <hablich@chromium.org> Commit-Queue: Michael Hablich <hablich@chromium.org> Cr-Commit-Position: refs/heads/master@{#48088}
51 lines
2.2 KiB
C++
51 lines
2.2 KiB
C++
// Copyright 2006-2008 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 the TokenLock class from lock.h
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#include <stdlib.h>
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#include "src/v8.h"
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#include "src/base/platform/platform.h"
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#include "src/base/win32-headers.h"
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#include "test/cctest/cctest.h"
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TEST(VirtualMemory) {
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v8::base::VirtualMemory* vm =
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new v8::base::VirtualMemory(1 * i::MB, v8::base::OS::GetRandomMmapAddr());
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CHECK(vm->IsReserved());
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void* block_addr = vm->address();
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size_t block_size = 4 * i::KB;
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CHECK(vm->Commit(block_addr, block_size, false));
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// Check whether we can write to memory.
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int* addr = static_cast<int*>(block_addr);
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addr[i::KB - 1] = 2;
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CHECK(vm->Uncommit(block_addr, block_size));
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delete vm;
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}
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