+++ /dev/null
-// Copyright 2012 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.
-
-// Platform specific code for NULLOS goes here
-
-// Minimal include to get access to abort, fprintf and friends for bootstrapping
-// messages.
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "v8.h"
-
-#include "platform.h"
-#include "vm-state-inl.h"
-
-
-namespace v8 {
-namespace internal {
-
-// Give V8 the opportunity to override the default ceil behaviour.
-double ceiling(double x) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-// Give V8 the opportunity to override the default fmod behavior.
-double modulo(double x, double y) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-double fast_sin(double x) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-double fast_cos(double x) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-double fast_tan(double x) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-double fast_log(double x) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-// Initialize OS class early in the V8 startup.
-void OS::SetUp() {
- // Seed the random number generator.
- UNIMPLEMENTED();
-}
-
-
-void OS::PostSetUp() {
- UNIMPLEMENTED();
-}
-
-
-void OS::TearDown() {
- UNIMPLEMENTED();
-}
-
-
-// Returns the accumulated user time for thread.
-int OS::GetUserTime(uint32_t* secs, uint32_t* usecs) {
- UNIMPLEMENTED();
- *secs = 0;
- *usecs = 0;
- return 0;
-}
-
-
-// Returns current time as the number of milliseconds since
-// 00:00:00 UTC, January 1, 1970.
-double OS::TimeCurrentMillis() {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-// Returns ticks in microsecond resolution.
-int64_t OS::Ticks() {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-// Returns a string identifying the current timezone taking into
-// account daylight saving.
-const char* OS::LocalTimezone(double time) {
- UNIMPLEMENTED();
- return "<none>";
-}
-
-
-// Returns the daylight savings offset in milliseconds for the given time.
-double OS::DaylightSavingsOffset(double time) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-int OS::GetLastError() {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-// Returns the local time offset in milliseconds east of UTC without
-// taking daylight savings time into account.
-double OS::LocalTimeOffset() {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-// Print (debug) message to console.
-void OS::Print(const char* format, ...) {
- UNIMPLEMENTED();
-}
-
-
-// Print (debug) message to console.
-void OS::VPrint(const char* format, va_list args) {
- // Minimalistic implementation for bootstrapping.
- vfprintf(stdout, format, args);
-}
-
-
-void OS::FPrint(FILE* out, const char* format, ...) {
- va_list args;
- va_start(args, format);
- VFPrint(out, format, args);
- va_end(args);
-}
-
-
-void OS::VFPrint(FILE* out, const char* format, va_list args) {
- vfprintf(out, format, args);
-}
-
-
-// Print error message to console.
-void OS::PrintError(const char* format, ...) {
- // Minimalistic implementation for bootstrapping.
- va_list args;
- va_start(args, format);
- VPrintError(format, args);
- va_end(args);
-}
-
-
-// Print error message to console.
-void OS::VPrintError(const char* format, va_list args) {
- // Minimalistic implementation for bootstrapping.
- vfprintf(stderr, format, args);
-}
-
-
-int OS::SNPrintF(char* str, size_t size, const char* format, ...) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-int OS::VSNPrintF(char* str, size_t size, const char* format, va_list args) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-uint64_t OS::CpuFeaturesImpliedByPlatform() {
- return 0;
-}
-
-
-double OS::nan_value() {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-bool OS::ArmUsingHardFloat() {
- UNIMPLEMENTED();
-}
-
-
-bool OS::IsOutsideAllocatedSpace(void* address) {
- UNIMPLEMENTED();
- return false;
-}
-
-
-size_t OS::AllocateAlignment() {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-void* OS::Allocate(const size_t requested,
- size_t* allocated,
- bool executable) {
- UNIMPLEMENTED();
- return NULL;
-}
-
-
-void OS::Free(void* buf, const size_t length) {
- // TODO(1240712): potential system call return value which is ignored here.
- UNIMPLEMENTED();
-}
-
-
-void OS::Guard(void* address, const size_t size) {
- UNIMPLEMENTED();
-}
-
-
-void OS::Sleep(int milliseconds) {
- UNIMPLEMENTED();
-}
-
-
-int OS::NumberOfCores() {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-void OS::Abort() {
- // Minimalistic implementation for bootstrapping.
- abort();
-}
-
-
-void OS::DebugBreak() {
- UNIMPLEMENTED();
-}
-
-
-void OS::DumpBacktrace() {
- // Currently unsupported.
-}
-
-
-OS::MemoryMappedFile* OS::MemoryMappedFile::open(const char* name) {
- UNIMPLEMENTED();
- return NULL;
-}
-
-
-OS::MemoryMappedFile* OS::MemoryMappedFile::create(const char* name, int size,
- void* initial) {
- UNIMPLEMENTED();
- return NULL;
-}
-
-
-void OS::LogSharedLibraryAddresses() {
- UNIMPLEMENTED();
-}
-
-
-void OS::SignalCodeMovingGC() {
- UNIMPLEMENTED();
-}
-
-
-int OS::StackWalk(Vector<OS::StackFrame> frames) {
- UNIMPLEMENTED();
- return 0;
-}
-
-
-VirtualMemory::VirtualMemory() {
- UNIMPLEMENTED();
-}
-
-
-VirtualMemory::VirtualMemory(size_t size) {
- UNIMPLEMENTED();
-}
-
-
-VirtualMemory::VirtualMemory(size_t size, void* address_hint) {
- UNIMPLEMENTED();
-}
-
-
-VirtualMemory::~VirtualMemory() {
- UNIMPLEMENTED();
-}
-
-
-bool VirtualMemory::IsReserved() {
- UNIMPLEMENTED();
- return false;
-}
-
-
-void VirtualMemory::Reset() {
- UNIMPLEMENTED();
-}
-
-
-bool VirtualMemory::Commit(void* address, size_t size, bool executable) {
- UNIMPLEMENTED();
- return false;
-}
-
-
-bool VirtualMemory::Uncommit(void* address, size_t size) {
- UNIMPLEMENTED();
- return false;
-}
-
-
-bool VirtualMemory::Guard(void* address) {
- UNIMPLEMENTED();
- return false;
-}
-
-
-void* VirtualMemory::ReserveRegion(size_t size) {
- UNIMPLEMENTED();
- return NULL;
-}
-
-
-bool VirtualMemory::CommitRegion(void* base, size_t size, bool is_executable) {
- UNIMPLEMENTED();
- return false;
-}
-
-
-bool VirtualMemory::UncommitRegion(void* base, size_t size) {
- UNIMPLEMENTED();
- return false;
-}
-
-
-bool VirtualMemory::ReleaseRegion(void* base, size_t size) {
- UNIMPLEMENTED();
- return false;
-}
-
-
-bool VirtualMemory::HasLazyCommits() {
- // TODO(alph): implement for the platform.
- return false;
-}
-
-
-class Thread::PlatformData : public Malloced {
- public:
- PlatformData() {
- UNIMPLEMENTED();
- }
-
- void* pd_data_;
-};
-
-
-Thread::Thread(const Options& options)
- : data_(new PlatformData()),
- stack_size_(options.stack_size),
- start_semaphore_(NULL) {
- set_name(options.name);
- UNIMPLEMENTED();
-}
-
-
-Thread::Thread(const char* name)
- : data_(new PlatformData()),
- stack_size_(0) {
- set_name(name);
- UNIMPLEMENTED();
-}
-
-
-Thread::~Thread() {
- delete data_;
- UNIMPLEMENTED();
-}
-
-
-void Thread::set_name(const char* name) {
- strncpy(name_, name, sizeof(name_));
- name_[sizeof(name_) - 1] = '\0';
-}
-
-
-void Thread::Start() {
- UNIMPLEMENTED();
-}
-
-
-void Thread::Join() {
- UNIMPLEMENTED();
-}
-
-
-Thread::LocalStorageKey Thread::CreateThreadLocalKey() {
- UNIMPLEMENTED();
- return static_cast<LocalStorageKey>(0);
-}
-
-
-void Thread::DeleteThreadLocalKey(LocalStorageKey key) {
- UNIMPLEMENTED();
-}
-
-
-void* Thread::GetThreadLocal(LocalStorageKey key) {
- UNIMPLEMENTED();
- return NULL;
-}
-
-
-void Thread::SetThreadLocal(LocalStorageKey key, void* value) {
- UNIMPLEMENTED();
-}
-
-
-void Thread::YieldCPU() {
- UNIMPLEMENTED();
-}
-
-
-class NullMutex : public Mutex {
- public:
- NullMutex() : data_(NULL) {
- UNIMPLEMENTED();
- }
-
- virtual ~NullMutex() {
- UNIMPLEMENTED();
- }
-
- virtual int Lock() {
- UNIMPLEMENTED();
- return 0;
- }
-
- virtual int Unlock() {
- UNIMPLEMENTED();
- return 0;
- }
-
- private:
- void* data_;
-};
-
-
-Mutex* OS::CreateMutex() {
- UNIMPLEMENTED();
- return new NullMutex();
-}
-
-
-class NullSemaphore : public Semaphore {
- public:
- explicit NullSemaphore(int count) : data_(NULL) {
- UNIMPLEMENTED();
- }
-
- virtual ~NullSemaphore() {
- UNIMPLEMENTED();
- }
-
- virtual void Wait() {
- UNIMPLEMENTED();
- }
-
- virtual void Signal() {
- UNIMPLEMENTED();
- }
- private:
- void* data_;
-};
-
-
-Semaphore* OS::CreateSemaphore(int count) {
- UNIMPLEMENTED();
- return new NullSemaphore(count);
-}
-
-
-class ProfileSampler::PlatformData : public Malloced {
- public:
- PlatformData() {
- UNIMPLEMENTED();
- }
-};
-
-
-ProfileSampler::ProfileSampler(int interval) {
- UNIMPLEMENTED();
- // Shared setup follows.
- data_ = new PlatformData();
- interval_ = interval;
- active_ = false;
-}
-
-
-ProfileSampler::~ProfileSampler() {
- UNIMPLEMENTED();
- // Shared tear down follows.
- delete data_;
-}
-
-
-void ProfileSampler::Start() {
- UNIMPLEMENTED();
-}
-
-
-void ProfileSampler::Stop() {
- UNIMPLEMENTED();
-}
-
-
-} } // namespace v8::internal
+++ /dev/null
-// Copyright 2006-2008 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.
-//
-// Tests of the TokenLock class from lock.h
-
-#include <pthread.h>
-#include <stdlib.h>
-#include <unistd.h> // for usleep()
-
-#include "v8.h"
-
-#include "platform.h"
-#include "cctest.h"
-
-using namespace ::v8::internal;
-
-
-static void yield() {
- UNIMPLEMENTED();
-}
-
-static const int kLockCounterLimit = 50;
-static int busy_lock_counter = 0;
-
-
-static void LoopIncrement(Mutex* mutex, int rem) {
- while (true) {
- int count = 0;
- int last_count = -1;
- do {
- CHECK_EQ(0, mutex->Lock());
- count = busy_lock_counter;
- CHECK_EQ(0, mutex->Unlock());
- yield();
- } while (count % 2 == rem && count < kLockCounterLimit);
- if (count >= kLockCounterLimit) break;
- CHECK_EQ(0, mutex->Lock());
- CHECK_EQ(count, busy_lock_counter);
- CHECK(last_count == -1 || count == last_count + 1);
- busy_lock_counter++;
- last_count = count;
- CHECK_EQ(0, mutex->Unlock());
- yield();
- }
-}
-
-
-static void* RunTestBusyLock(void* arg) {
- LoopIncrement(static_cast<Mutex*>(arg), 0);
- return 0;
-}
-
-
-// Runs two threads that repeatedly acquire the lock and conditionally
-// increment a variable.
-TEST(BusyLock) {
- pthread_t other;
- Mutex* mutex = OS::CreateMutex();
- int thread_created = pthread_create(&other,
- NULL,
- &RunTestBusyLock,
- mutex);
- CHECK_EQ(0, thread_created);
- LoopIncrement(mutex, 1);
- pthread_join(other, NULL);
- delete mutex;
-}
-
-
-TEST(VirtualMemory) {
- VirtualMemory* vm = new VirtualMemory(1 * MB);
- CHECK(vm->IsReserved());
- void* block_addr = vm->address();
- size_t block_size = 4 * KB;
- CHECK(vm->Commit(block_addr, block_size, false));
- // Check whether we can write to memory.
- int* addr = static_cast<int*>(block_addr);
- addr[KB-1] = 2;
- CHECK(vm->Uncommit(block_addr, block_size));
- delete vm;
-}
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