diff options
Diffstat (limited to 'memory')
| -rw-r--r-- | memory/build/moz.build | 2 | ||||
| -rw-r--r-- | memory/build/mozmemory_wrap.c | 54 | ||||
| -rw-r--r-- | memory/build/mozmemory_wrap.h | 25 | ||||
| -rw-r--r-- | memory/build/replace_malloc.c | 25 | ||||
| -rw-r--r-- | memory/build/replace_malloc.h | 2 | ||||
| -rw-r--r-- | memory/mozalloc/mozalloc.h | 11 | ||||
| -rw-r--r-- | memory/mozalloc/mozalloc_abort.cpp | 37 | ||||
| -rw-r--r-- | memory/mozjemalloc/jemalloc.c | 19 | ||||
| -rw-r--r-- | memory/replace/logalloc/LogAlloc.cpp | 10 | ||||
| -rw-r--r-- | memory/replace/logalloc/moz.build | 18 | ||||
| -rw-r--r-- | memory/replace/logalloc/replay/Replay.cpp | 17 | ||||
| -rw-r--r-- | memory/volatile/VolatileBuffer.h | 4 | ||||
| -rw-r--r-- | memory/volatile/VolatileBufferAshmem.cpp | 139 | ||||
| -rw-r--r-- | memory/volatile/moz.build | 22 | ||||
| -rw-r--r-- | memory/volatile/tests/TestVolatileBuffer.cpp | 8 |
15 files changed, 19 insertions, 374 deletions
diff --git a/memory/build/moz.build b/memory/build/moz.build index f4fd82878..c43e85192 100644 --- a/memory/build/moz.build +++ b/memory/build/moz.build @@ -36,6 +36,6 @@ if CONFIG['MOZ_GLUE_IN_PROGRAM']: DIST_INSTALL = True # Keep jemalloc separated when mozglue is statically linked -if CONFIG['MOZ_MEMORY'] and CONFIG['OS_TARGET'] in ('WINNT', 'Darwin', 'Android'): +if CONFIG['MOZ_MEMORY'] and CONFIG['OS_TARGET'] in ('WINNT', 'Darwin'): FINAL_LIBRARY = 'mozglue' diff --git a/memory/build/mozmemory_wrap.c b/memory/build/mozmemory_wrap.c index dba3ace56..fdb8447d3 100644 --- a/memory/build/mozmemory_wrap.c +++ b/memory/build/mozmemory_wrap.c @@ -88,60 +88,6 @@ strdup_impl(const char *src) } #endif /* XP_DARWIN */ -#ifdef ANDROID -#include <stdarg.h> -#include <stdio.h> - -MOZ_MEMORY_API int -vasprintf_impl(char **str, const char *fmt, va_list ap) -{ - char* ptr, *_ptr; - int ret; - - if (str == NULL || fmt == NULL) { - return -1; - } - - ptr = (char*)malloc_impl(128); - if (ptr == NULL) { - *str = NULL; - return -1; - } - - ret = vsnprintf(ptr, 128, fmt, ap); - if (ret < 0) { - free_impl(ptr); - *str = NULL; - return -1; - } - - _ptr = realloc_impl(ptr, ret + 1); - if (_ptr == NULL) { - free_impl(ptr); - *str = NULL; - return -1; - } - - *str = _ptr; - - return ret; -} - -MOZ_MEMORY_API int -asprintf_impl(char **str, const char *fmt, ...) -{ - int ret; - va_list ap; - va_start(ap, fmt); - - ret = vasprintf_impl(str, fmt, ap); - - va_end(ap); - - return ret; -} -#endif - #ifdef XP_WIN /* * There's a fun allocator mismatch in (at least) the VS 2010 CRT diff --git a/memory/build/mozmemory_wrap.h b/memory/build/mozmemory_wrap.h index bb1d339ba..da4fd27bb 100644 --- a/memory/build/mozmemory_wrap.h +++ b/memory/build/mozmemory_wrap.h @@ -58,13 +58,8 @@ * zone allocator anyways. Jemalloc-specific functions are also left * unprefixed. * - * - On Android and Gonk, all functions are left unprefixed. Additionally, - * C++ allocation functions (operator new/delete) are also exported and - * unprefixed. - * * - On other systems (mostly Linux), all functions are left unprefixed. * - * Only Android and Gonk add C++ allocation functions. * * Proper exporting of the various functions is done with the MOZ_MEMORY_API * and MOZ_JEMALLOC_API macros. MOZ_MEMORY_API is meant to be used for malloc @@ -72,14 +67,6 @@ * dedicated to jemalloc specific functions. * * - * All these functions are meant to be called with no prefix from Gecko code. - * In most cases, this is because that's how they are available at runtime. - * However, on Android, this relies on faulty.lib (the custom dynamic linker) - * resolving mozglue symbols before libc symbols, which is guaranteed by the - * way faulty.lib works (it respects the DT_NEEDED order, and libc always - * appears after mozglue ; which we double check when building anyways) - * - * * Within libmozglue (when MOZ_MEMORY_IMPL is defined), all the functions * should be suffixed with "_impl" both for declarations and use. * That is, the implementation declaration for e.g. strdup would look like: @@ -133,9 +120,6 @@ # endif # else # define MOZ_MEMORY_API MFBT_API -# if defined(MOZ_WIDGET_ANDROID) -# define MOZ_WRAP_NEW_DELETE -# endif # endif # endif # ifdef XP_WIN @@ -184,15 +168,6 @@ # define wcsdup_impl mozmem_dup_impl(wcsdup) #endif -/* String functions */ -#ifdef ANDROID -/* Bug 801571 and Bug 879668, libstagefright uses vasprintf, causing malloc()/ - * free() to be mismatched between bionic and mozglue implementation. - */ -#define vasprintf_impl mozmem_dup_impl(vasprintf) -#define asprintf_impl mozmem_dup_impl(asprintf) -#endif - /* Jemalloc specific function */ #define jemalloc_stats_impl mozmem_jemalloc_impl(jemalloc_stats) #define jemalloc_purge_freed_pages_impl mozmem_jemalloc_impl(jemalloc_purge_freed_pages) diff --git a/memory/build/replace_malloc.c b/memory/build/replace_malloc.c index f4c7eb878..91f86497c 100644 --- a/memory/build/replace_malloc.c +++ b/memory/build/replace_malloc.c @@ -24,14 +24,11 @@ * LD_PRELOAD or DYLD_INSERT_LIBRARIES on Linux/OSX. On this platform, * the replacement functions are defined as variable pointers to the * function resolved with GetProcAddress() instead of weak definitions - * of functions. On Android, the same needs to happen as well, because - * the Android linker doesn't handle weak linking with non LD_PRELOADed - * libraries, but LD_PRELOADing is not very convenient on Android, with - * the zygote. + * of functions. */ #ifdef XP_DARWIN # define MOZ_REPLACE_WEAK __attribute__((weak_import)) -#elif defined(XP_WIN) || defined(MOZ_WIDGET_ANDROID) +#elif defined(XP_WIN) # define MOZ_NO_REPLACE_FUNC_DECL #elif defined(__GNUC__) # define MOZ_REPLACE_WEAK __attribute__((weak)) @@ -71,24 +68,6 @@ replace_malloc_init_funcs() } } } -# elif defined(MOZ_WIDGET_ANDROID) -# include <dlfcn.h> -# include <stdlib.h> -static void -replace_malloc_init_funcs() -{ - const char *replace_malloc_lib = getenv("MOZ_REPLACE_MALLOC_LIB"); - if (replace_malloc_lib && *replace_malloc_lib) { - void *handle = dlopen(replace_malloc_lib, RTLD_LAZY); - if (handle) { -#define MALLOC_DECL(name, ...) \ - replace_ ## name = (replace_ ## name ## _impl_t *) dlsym(handle, "replace_" # name); - -# define MALLOC_FUNCS MALLOC_FUNCS_ALL -#include "malloc_decls.h" - } - } -} # else # error No implementation for replace_malloc_init_funcs() # endif diff --git a/memory/build/replace_malloc.h b/memory/build/replace_malloc.h index a61744f60..3e592749a 100644 --- a/memory/build/replace_malloc.h +++ b/memory/build/replace_malloc.h @@ -13,7 +13,7 @@ * environment variables to the library path: * - LD_PRELOAD on Linux, * - DYLD_INSERT_LIBRARIES on OSX, - * - MOZ_REPLACE_MALLOC_LIB on Windows and Android. + * - MOZ_REPLACE_MALLOC_LIB on Windows. * * An initialization function is called before any malloc replacement * function, and has the following declaration: diff --git a/memory/mozalloc/mozalloc.h b/memory/mozalloc/mozalloc.h index 18752a798..f42c7b04a 100644 --- a/memory/mozalloc/mozalloc.h +++ b/memory/mozalloc/mozalloc.h @@ -160,16 +160,7 @@ MFBT_API void* moz_xvalloc(size_t size) # define MOZALLOC_EXPORT_NEW #endif -#if defined(ANDROID) -/* - * It's important to always specify 'throw()' in GCC because it's used to tell - * GCC that 'new' may return null. That makes GCC null-check the result before - * potentially initializing the memory to zero. - * Also, the Android minimalistic headers don't include std::bad_alloc. - */ -#define MOZALLOC_THROW_IF_HAS_EXCEPTIONS throw() -#define MOZALLOC_THROW_BAD_ALLOC_IF_HAS_EXCEPTIONS -#elif defined(_MSC_VER) +#if defined(_MSC_VER) /* * Suppress build warning spam (bug 578546). */ diff --git a/memory/mozalloc/mozalloc_abort.cpp b/memory/mozalloc/mozalloc_abort.cpp index 85e566db0..40fce125c 100644 --- a/memory/mozalloc/mozalloc_abort.cpp +++ b/memory/mozalloc/mozalloc_abort.cpp @@ -7,9 +7,6 @@ #include "mozilla/mozalloc_abort.h" -#ifdef ANDROID -# include <android/log.h> -#endif #ifdef MOZ_WIDGET_ANDROID # include "APKOpen.h" # include "dlfcn.h" @@ -21,40 +18,11 @@ void mozalloc_abort(const char* const msg) { -#ifndef ANDROID fputs(msg, stderr); fputs("\n", stderr); -#else - __android_log_print(ANDROID_LOG_ERROR, "Gecko", "mozalloc_abort: %s", msg); -#endif -#ifdef MOZ_WIDGET_ANDROID - abortThroughJava(msg); -#endif MOZ_CRASH(); } -#ifdef MOZ_WIDGET_ANDROID -template <size_t N> -void fillAbortMessage(char (&msg)[N], uintptr_t retAddress) { - /* - * On Android, we often don't have reliable backtrace when crashing inside - * abort(). Therefore, we try to find out who is calling abort() and add - * that to the message. - */ - Dl_info info = {}; - dladdr(reinterpret_cast<void*>(retAddress), &info); - - const char* const module = info.dli_fname ? info.dli_fname : ""; - const char* const base_module = strrchr(module, '/'); - const void* const module_offset = - reinterpret_cast<void*>(retAddress - uintptr_t(info.dli_fbase)); - const char* const sym = info.dli_sname ? info.dli_sname : ""; - - snprintf(msg, sizeof(msg), "abort() called from %s:%p (%s)", - base_module ? base_module + 1 : module, module_offset, sym); -} -#endif - #if defined(XP_UNIX) && !defined(MOZ_ASAN) // Define abort() here, so that it is used instead of the system abort(). This // lets us control the behavior when aborting, in order to get better results @@ -70,12 +38,7 @@ void fillAbortMessage(char (&msg)[N], uintptr_t retAddress) { // result, ASan will just exit(1) instead of aborting. extern "C" void abort(void) { -#ifdef MOZ_WIDGET_ANDROID - char msg[64] = {}; - fillAbortMessage(msg, uintptr_t(__builtin_return_address(0))); -#else const char* const msg = "Redirecting call to abort() to mozalloc_abort\n"; -#endif mozalloc_abort(msg); diff --git a/memory/mozjemalloc/jemalloc.c b/memory/mozjemalloc/jemalloc.c index ecc9d2985..50ba22889 100644 --- a/memory/mozjemalloc/jemalloc.c +++ b/memory/mozjemalloc/jemalloc.c @@ -100,11 +100,6 @@ ******************************************************************************* */ -#ifdef MOZ_MEMORY_ANDROID -#define NO_TLS -#define _pthread_self() pthread_self() -#endif - /* * On Linux, we use madvise(MADV_DONTNEED) to release memory back to the * operating system. If we release 1MB of live pages with MADV_DONTNEED, our @@ -174,7 +169,7 @@ # define MALLOC_SYSV #endif -#if defined(MOZ_MEMORY_LINUX) && !defined(MOZ_MEMORY_ANDROID) +#ifdef MOZ_MEMORY_LINUX #define _GNU_SOURCE /* For mremap(2). */ #endif @@ -498,7 +493,7 @@ static bool malloc_initialized = false; /* No init lock for Windows. */ #elif defined(MOZ_MEMORY_DARWIN) static malloc_mutex_t init_lock = {OS_SPINLOCK_INIT}; -#elif defined(MOZ_MEMORY_LINUX) && !defined(MOZ_MEMORY_ANDROID) +#elif defined(MOZ_MEMORY_LINUX) static malloc_mutex_t init_lock = PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP; #else static malloc_mutex_t init_lock = PTHREAD_MUTEX_INITIALIZER; @@ -1374,12 +1369,6 @@ void (*_malloc_message)(const char *p1, const char *p2, const char *p3, # define assert(e) #endif -#ifdef MOZ_MEMORY_ANDROID -// Android's pthread.h does not declare pthread_atfork() until SDK 21. -extern MOZ_EXPORT -int pthread_atfork(void (*)(void), void (*)(void), void(*)(void)); -#endif - #if defined(MOZ_JEMALLOC_HARD_ASSERTS) # define RELEASE_ASSERT(assertion) do { \ if (!(assertion)) { \ @@ -1404,7 +1393,7 @@ malloc_mutex_init(malloc_mutex_t *mutex) InitializeSRWLock(mutex); #elif defined(MOZ_MEMORY_DARWIN) mutex->lock = OS_SPINLOCK_INIT; -#elif defined(MOZ_MEMORY_LINUX) && !defined(MOZ_MEMORY_ANDROID) +#elif defined(MOZ_MEMORY_LINUX) pthread_mutexattr_t attr; if (pthread_mutexattr_init(&attr) != 0) return (true); @@ -1457,7 +1446,7 @@ malloc_spin_init(malloc_spinlock_t *lock) InitializeSRWLock(lock); #elif defined(MOZ_MEMORY_DARWIN) lock->lock = OS_SPINLOCK_INIT; -#elif defined(MOZ_MEMORY_LINUX) && !defined(MOZ_MEMORY_ANDROID) +#elif defined(MOZ_MEMORY_LINUX) pthread_mutexattr_t attr; if (pthread_mutexattr_init(&attr) != 0) return (true); diff --git a/memory/replace/logalloc/LogAlloc.cpp b/memory/replace/logalloc/LogAlloc.cpp index f9b375048..6491dba99 100644 --- a/memory/replace/logalloc/LogAlloc.cpp +++ b/memory/replace/logalloc/LogAlloc.cpp @@ -54,16 +54,6 @@ GetTid() #endif } -#ifdef ANDROID -/* See mozglue/android/APKOpen.cpp */ -extern "C" MOZ_EXPORT __attribute__((weak)) -void* __dso_handle; - -/* Android doesn't have pthread_atfork defined in pthread.h */ -extern "C" MOZ_EXPORT -int pthread_atfork(void (*)(void), void (*)(void), void (*)(void)); -#endif - class LogAllocBridge : public ReplaceMallocBridge { virtual void InitDebugFd(mozilla::DebugFdRegistry& aRegistry) override { diff --git a/memory/replace/logalloc/moz.build b/memory/replace/logalloc/moz.build index e549dca76..7a60a8afa 100644 --- a/memory/replace/logalloc/moz.build +++ b/memory/replace/logalloc/moz.build @@ -20,22 +20,10 @@ DEFINES['DEBUG'] = False # Use locking code from the chromium stack. if CONFIG['OS_TARGET'] == 'WINNT': - SOURCES += [ - '../../../ipc/chromium/src/base/lock_impl_win.cc', - ] + SOURCES += ['../../../ipc/chromium/src/base/lock_impl_win.cc'] else: - SOURCES += [ - '../../../ipc/chromium/src/base/lock_impl_posix.cc', - ] + SOURCES += ['../../../ipc/chromium/src/base/lock_impl_posix.cc'] include('/ipc/chromium/chromium-config.mozbuild') -# Android doesn't have pthread_atfork, but we have our own in mozglue. -if CONFIG['OS_TARGET'] == 'Android': - USE_LIBS += [ - 'mozglue', - ] - -DIRS += [ - 'replay', -] +DIRS += ['replay'] diff --git a/memory/replace/logalloc/replay/Replay.cpp b/memory/replace/logalloc/replay/Replay.cpp index 0ae20de2c..de352189c 100644 --- a/memory/replace/logalloc/replay/Replay.cpp +++ b/memory/replace/logalloc/replay/Replay.cpp @@ -290,23 +290,6 @@ MOZ_BEGIN_EXTERN_C void malloc_init_hard(void); #endif -#ifdef ANDROID -/* mozjemalloc uses MozTagAnonymousMemory, which doesn't have an inline - * implementation on Android */ -void -MozTagAnonymousMemory(const void* aPtr, size_t aLength, const char* aTag) {} - -/* mozjemalloc and jemalloc use pthread_atfork, which Android doesn't have. - * While gecko has one in libmozglue, the replay program can't use that. - * Since we're not going to fork anyways, make it a dummy function. */ -int -pthread_atfork(void (*aPrepare)(void), void (*aParent)(void), - void (*aChild)(void)) -{ - return 0; -} -#endif - MOZ_END_EXTERN_C size_t parseNumber(Buffer aBuf) diff --git a/memory/volatile/VolatileBuffer.h b/memory/volatile/VolatileBuffer.h index ebb471332..b6bcdfcb7 100644 --- a/memory/volatile/VolatileBuffer.h +++ b/memory/volatile/VolatileBuffer.h @@ -76,9 +76,7 @@ private: void* mBuf; size_t mSize; int mLockCount; -#if defined(ANDROID) - int mFd; -#elif defined(XP_DARWIN) +#ifdef XP_DARWIN bool mHeap; #elif defined(XP_WIN) bool mHeap; diff --git a/memory/volatile/VolatileBufferAshmem.cpp b/memory/volatile/VolatileBufferAshmem.cpp deleted file mode 100644 index 09904d6ef..000000000 --- a/memory/volatile/VolatileBufferAshmem.cpp +++ /dev/null @@ -1,139 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "VolatileBuffer.h" -#include "mozilla/Assertions.h" -#include "mozilla/mozalloc.h" - -#include <fcntl.h> -#include <linux/ashmem.h> -#include <sys/mman.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <unistd.h> - -#ifdef MOZ_MEMORY -extern "C" int posix_memalign(void** memptr, size_t alignment, size_t size); -#endif - -#define MIN_VOLATILE_ALLOC_SIZE 8192 - -namespace mozilla { - -VolatileBuffer::VolatileBuffer() - : mMutex("VolatileBuffer") - , mBuf(nullptr) - , mSize(0) - , mLockCount(0) - , mFd(-1) -{ -} - -bool -VolatileBuffer::Init(size_t aSize, size_t aAlignment) -{ - MOZ_ASSERT(!mSize && !mBuf, "Init called twice"); - MOZ_ASSERT(!(aAlignment % sizeof(void *)), - "Alignment must be multiple of pointer size"); - - mSize = aSize; - if (aSize < MIN_VOLATILE_ALLOC_SIZE) { - goto heap_alloc; - } - - mFd = open("/" ASHMEM_NAME_DEF, O_RDWR); - if (mFd < 0) { - goto heap_alloc; - } - - if (ioctl(mFd, ASHMEM_SET_SIZE, mSize) < 0) { - goto heap_alloc; - } - - mBuf = mmap(nullptr, mSize, PROT_READ | PROT_WRITE, MAP_SHARED, mFd, 0); - if (mBuf != MAP_FAILED) { - return true; - } - -heap_alloc: - mBuf = nullptr; - if (mFd >= 0) { - close(mFd); - mFd = -1; - } - -#ifdef MOZ_MEMORY - posix_memalign(&mBuf, aAlignment, aSize); -#else - mBuf = memalign(aAlignment, aSize); -#endif - return !!mBuf; -} - -VolatileBuffer::~VolatileBuffer() -{ - MOZ_ASSERT(mLockCount == 0, "Being destroyed with non-zero lock count?"); - - if (OnHeap()) { - free(mBuf); - } else { - munmap(mBuf, mSize); - close(mFd); - } -} - -bool -VolatileBuffer::Lock(void** aBuf) -{ - MutexAutoLock lock(mMutex); - - MOZ_ASSERT(mBuf, "Attempting to lock an uninitialized VolatileBuffer"); - - *aBuf = mBuf; - if (++mLockCount > 1 || OnHeap()) { - return true; - } - - // Zero offset and zero length means we want to pin/unpin the entire thing. - struct ashmem_pin pin = { 0, 0 }; - return ioctl(mFd, ASHMEM_PIN, &pin) == ASHMEM_NOT_PURGED; -} - -void -VolatileBuffer::Unlock() -{ - MutexAutoLock lock(mMutex); - - MOZ_ASSERT(mLockCount > 0, "VolatileBuffer unlocked too many times!"); - if (--mLockCount || OnHeap()) { - return; - } - - struct ashmem_pin pin = { 0, 0 }; - ioctl(mFd, ASHMEM_UNPIN, &pin); -} - -bool -VolatileBuffer::OnHeap() const -{ - return mFd < 0; -} - -size_t -VolatileBuffer::HeapSizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const -{ - return OnHeap() ? aMallocSizeOf(mBuf) : 0; -} - -size_t -VolatileBuffer::NonHeapSizeOfExcludingThis() const -{ - if (OnHeap()) { - return 0; - } - - return (mSize + (PAGE_SIZE - 1)) & PAGE_MASK; -} - -} // namespace mozilla diff --git a/memory/volatile/moz.build b/memory/volatile/moz.build index deacdf433..5132237a2 100644 --- a/memory/volatile/moz.build +++ b/memory/volatile/moz.build @@ -5,26 +5,14 @@ # file, You can obtain one at http://mozilla.org/MPL/2.0/. NO_VISIBILITY_FLAGS = True -EXPORTS.mozilla += [ - 'VolatileBuffer.h', -] +EXPORTS.mozilla += ['VolatileBuffer.h'] -if CONFIG['OS_TARGET'] == 'Android': - UNIFIED_SOURCES += [ - 'VolatileBufferAshmem.cpp', - ] -elif CONFIG['OS_TARGET'] == 'Darwin': - UNIFIED_SOURCES += [ - 'VolatileBufferOSX.cpp', - ] +if CONFIG['OS_TARGET'] == 'Darwin': + UNIFIED_SOURCES += ['VolatileBufferOSX.cpp'] elif CONFIG['OS_TARGET'] == 'WINNT': - UNIFIED_SOURCES += [ - 'VolatileBufferWindows.cpp', - ] + UNIFIED_SOURCES += ['VolatileBufferWindows.cpp'] else: - UNIFIED_SOURCES += [ - 'VolatileBufferFallback.cpp', - ] + UNIFIED_SOURCES += ['VolatileBufferFallback.cpp'] FINAL_LIBRARY = 'xul' diff --git a/memory/volatile/tests/TestVolatileBuffer.cpp b/memory/volatile/tests/TestVolatileBuffer.cpp index dff8e794a..7d21236a4 100644 --- a/memory/volatile/tests/TestVolatileBuffer.cpp +++ b/memory/volatile/tests/TestVolatileBuffer.cpp @@ -6,13 +6,7 @@ #include "mozilla/VolatileBuffer.h" #include <string.h> -#if defined(ANDROID) -#include <fcntl.h> -#include <linux/ashmem.h> -#include <sys/ioctl.h> -#include <sys/stat.h> -#include <sys/types.h> -#elif defined(XP_DARWIN) +#ifdef XP_DARWIN #include <mach/mach.h> #endif |