# Copyright (c) 2012 The Chromium Authors. All rights reserved. # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. { 'target_defaults': { 'variables': { # This code gets run a lot and debugged rarely, so it should be fast # by default. See http://crbug.com/388949. 'debug_optimize': '2', 'win_debug_Optimization': '0', # Run time checks are incompatible with any level of optimizations. 'win_debug_RuntimeChecks': '0', }, }, 'variables': { 'tcmalloc_dir': '../../third_party/tcmalloc/chromium', 'use_vtable_verify%': 0, # Provide a way to force disable debugallocation in Debug builds # e.g. for profiling (it's more rare to profile Debug builds, # but people sometimes need to do that). 'disable_debugallocation%': 0, }, 'targets': [ # The only targets that should depend on allocator are 'base' and # executables that don't depend, directly or indirectly, on base (a few). # All the other targets get a transitive dependency on this target via base. { 'target_name': 'allocator', 'variables': { 'conditions': [ ['use_allocator!="none" or (OS=="win" and win_use_allocator_shim==1)', { 'allocator_target_type%': 'static_library', }, { 'allocator_target_type%': 'none', }], ], }, 'type': '<(allocator_target_type)', 'toolsets': ['host', 'target'], 'conditions': [ ['OS=="win" and win_use_allocator_shim==1', { 'msvs_settings': { # TODO(sgk): merge this with build/common.gypi settings 'VCLibrarianTool': { 'AdditionalOptions': ['/ignore:4006,4221'], }, 'VCLinkerTool': { 'AdditionalOptions': ['/ignore:4006'], }, }, 'include_dirs': [ '../..', ], 'sources': [ 'allocator_shim_win.cc', 'allocator_shim_win.h', ], 'configurations': { 'Debug_Base': { 'msvs_settings': { 'VCCLCompilerTool': { 'RuntimeLibrary': '0', }, }, }, }, }], # OS=="win" ['use_allocator=="tcmalloc"', { # Disable the heap checker in tcmalloc. 'defines': [ 'NO_HEAP_CHECK', ], 'dependencies': [ '../third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations', ], # The order of this include_dirs matters, as tc-malloc has its own # base/ mini-fork. Do not factor these out of this conditions section. 'include_dirs': [ '.', '<(tcmalloc_dir)/src/base', '<(tcmalloc_dir)/src', '../..', ], 'sources': [ # Generated for our configuration from tcmalloc's build # and checked in. '<(tcmalloc_dir)/src/config.h', '<(tcmalloc_dir)/src/config_android.h', '<(tcmalloc_dir)/src/config_linux.h', '<(tcmalloc_dir)/src/config_win.h', # all tcmalloc native and forked files '<(tcmalloc_dir)/src/addressmap-inl.h', '<(tcmalloc_dir)/src/base/abort.cc', '<(tcmalloc_dir)/src/base/abort.h', '<(tcmalloc_dir)/src/base/arm_instruction_set_select.h', '<(tcmalloc_dir)/src/base/atomicops-internals-arm-generic.h', '<(tcmalloc_dir)/src/base/atomicops-internals-arm-v6plus.h', '<(tcmalloc_dir)/src/base/atomicops-internals-linuxppc.h', '<(tcmalloc_dir)/src/base/atomicops-internals-macosx.h', '<(tcmalloc_dir)/src/base/atomicops-internals-windows.h', '<(tcmalloc_dir)/src/base/atomicops-internals-x86.cc', '<(tcmalloc_dir)/src/base/atomicops-internals-x86.h', '<(tcmalloc_dir)/src/base/atomicops.h', '<(tcmalloc_dir)/src/base/commandlineflags.h', '<(tcmalloc_dir)/src/base/cycleclock.h', # We don't list dynamic_annotations.c since its copy is already # present in the dynamic_annotations target. '<(tcmalloc_dir)/src/base/dynamic_annotations.h', '<(tcmalloc_dir)/src/base/elf_mem_image.cc', '<(tcmalloc_dir)/src/base/elf_mem_image.h', '<(tcmalloc_dir)/src/base/elfcore.h', '<(tcmalloc_dir)/src/base/googleinit.h', '<(tcmalloc_dir)/src/base/linux_syscall_support.h', '<(tcmalloc_dir)/src/base/linuxthreads.cc', '<(tcmalloc_dir)/src/base/linuxthreads.h', '<(tcmalloc_dir)/src/base/logging.cc', '<(tcmalloc_dir)/src/base/logging.h', '<(tcmalloc_dir)/src/base/low_level_alloc.cc', '<(tcmalloc_dir)/src/base/low_level_alloc.h', '<(tcmalloc_dir)/src/base/simple_mutex.h', '<(tcmalloc_dir)/src/base/spinlock.cc', '<(tcmalloc_dir)/src/base/spinlock.h', '<(tcmalloc_dir)/src/base/spinlock_internal.cc', '<(tcmalloc_dir)/src/base/spinlock_internal.h', '<(tcmalloc_dir)/src/base/spinlock_linux-inl.h', '<(tcmalloc_dir)/src/base/spinlock_posix-inl.h', '<(tcmalloc_dir)/src/base/spinlock_win32-inl.h', '<(tcmalloc_dir)/src/base/stl_allocator.h', '<(tcmalloc_dir)/src/base/synchronization_profiling.h', '<(tcmalloc_dir)/src/base/sysinfo.cc', '<(tcmalloc_dir)/src/base/sysinfo.h', '<(tcmalloc_dir)/src/base/thread_annotations.h', '<(tcmalloc_dir)/src/base/thread_lister.c', '<(tcmalloc_dir)/src/base/thread_lister.h', '<(tcmalloc_dir)/src/base/vdso_support.cc', '<(tcmalloc_dir)/src/base/vdso_support.h', '<(tcmalloc_dir)/src/central_freelist.cc', '<(tcmalloc_dir)/src/central_freelist.h', '<(tcmalloc_dir)/src/common.cc', '<(tcmalloc_dir)/src/common.h', '<(tcmalloc_dir)/src/debugallocation.cc', '<(tcmalloc_dir)/src/free_list.cc', '<(tcmalloc_dir)/src/free_list.h', '<(tcmalloc_dir)/src/getpc.h', '<(tcmalloc_dir)/src/gperftools/heap-checker.h', '<(tcmalloc_dir)/src/gperftools/heap-profiler.h', '<(tcmalloc_dir)/src/gperftools/malloc_extension.h', '<(tcmalloc_dir)/src/gperftools/malloc_extension_c.h', '<(tcmalloc_dir)/src/gperftools/malloc_hook.h', '<(tcmalloc_dir)/src/gperftools/malloc_hook_c.h', '<(tcmalloc_dir)/src/gperftools/profiler.h', '<(tcmalloc_dir)/src/gperftools/stacktrace.h', '<(tcmalloc_dir)/src/gperftools/tcmalloc.h', '<(tcmalloc_dir)/src/heap-checker-bcad.cc', '<(tcmalloc_dir)/src/heap-checker.cc', '<(tcmalloc_dir)/src/heap-profile-table.cc', '<(tcmalloc_dir)/src/heap-profile-table.h', '<(tcmalloc_dir)/src/heap-profiler.cc', '<(tcmalloc_dir)/src/internal_logging.cc', '<(tcmalloc_dir)/src/internal_logging.h', '<(tcmalloc_dir)/src/libc_override.h', '<(tcmalloc_dir)/src/libc_override_gcc_and_weak.h', '<(tcmalloc_dir)/src/libc_override_glibc.h', '<(tcmalloc_dir)/src/libc_override_osx.h', '<(tcmalloc_dir)/src/libc_override_redefine.h', '<(tcmalloc_dir)/src/linked_list.h', '<(tcmalloc_dir)/src/malloc_extension.cc', '<(tcmalloc_dir)/src/malloc_hook-inl.h', '<(tcmalloc_dir)/src/malloc_hook.cc', '<(tcmalloc_dir)/src/malloc_hook_mmap_freebsd.h', '<(tcmalloc_dir)/src/malloc_hook_mmap_linux.h', '<(tcmalloc_dir)/src/maybe_threads.cc', '<(tcmalloc_dir)/src/maybe_threads.h', '<(tcmalloc_dir)/src/memfs_malloc.cc', '<(tcmalloc_dir)/src/memory_region_map.cc', '<(tcmalloc_dir)/src/memory_region_map.h', '<(tcmalloc_dir)/src/packed-cache-inl.h', '<(tcmalloc_dir)/src/page_heap.cc', '<(tcmalloc_dir)/src/page_heap.h', '<(tcmalloc_dir)/src/page_heap_allocator.h', '<(tcmalloc_dir)/src/pagemap.h', '<(tcmalloc_dir)/src/profile-handler.cc', '<(tcmalloc_dir)/src/profile-handler.h', '<(tcmalloc_dir)/src/profiledata.cc', '<(tcmalloc_dir)/src/profiledata.h', '<(tcmalloc_dir)/src/profiler.cc', '<(tcmalloc_dir)/src/raw_printer.cc', '<(tcmalloc_dir)/src/raw_printer.h', '<(tcmalloc_dir)/src/sampler.cc', '<(tcmalloc_dir)/src/sampler.h', '<(tcmalloc_dir)/src/span.cc', '<(tcmalloc_dir)/src/span.h', '<(tcmalloc_dir)/src/stack_trace_table.cc', '<(tcmalloc_dir)/src/stack_trace_table.h', '<(tcmalloc_dir)/src/stacktrace.cc', '<(tcmalloc_dir)/src/stacktrace_arm-inl.h', '<(tcmalloc_dir)/src/stacktrace_config.h', '<(tcmalloc_dir)/src/stacktrace_generic-inl.h', '<(tcmalloc_dir)/src/stacktrace_libunwind-inl.h', '<(tcmalloc_dir)/src/stacktrace_powerpc-inl.h', '<(tcmalloc_dir)/src/stacktrace_win32-inl.h', '<(tcmalloc_dir)/src/stacktrace_with_context.cc', '<(tcmalloc_dir)/src/stacktrace_x86-inl.h', '<(tcmalloc_dir)/src/static_vars.cc', '<(tcmalloc_dir)/src/static_vars.h', '<(tcmalloc_dir)/src/symbolize.cc', '<(tcmalloc_dir)/src/symbolize.h', '<(tcmalloc_dir)/src/system-alloc.cc', '<(tcmalloc_dir)/src/system-alloc.h', '<(tcmalloc_dir)/src/tcmalloc.cc', '<(tcmalloc_dir)/src/tcmalloc_guard.h', '<(tcmalloc_dir)/src/thread_cache.cc', '<(tcmalloc_dir)/src/thread_cache.h', 'debugallocation_shim.cc', ], # sources! means that these are not compiled directly. 'sources!': [ # We simply don't use these, but list them above so that IDE # users can view the full available source for reference, etc. '<(tcmalloc_dir)/src/addressmap-inl.h', '<(tcmalloc_dir)/src/base/atomicops-internals-linuxppc.h', '<(tcmalloc_dir)/src/base/atomicops-internals-macosx.h', '<(tcmalloc_dir)/src/base/atomicops-internals-x86-msvc.h', '<(tcmalloc_dir)/src/base/atomicops-internals-x86.h', '<(tcmalloc_dir)/src/base/atomicops.h', '<(tcmalloc_dir)/src/base/commandlineflags.h', '<(tcmalloc_dir)/src/base/cycleclock.h', '<(tcmalloc_dir)/src/base/elf_mem_image.h', '<(tcmalloc_dir)/src/base/elfcore.h', '<(tcmalloc_dir)/src/base/googleinit.h', '<(tcmalloc_dir)/src/base/linux_syscall_support.h', '<(tcmalloc_dir)/src/base/simple_mutex.h', '<(tcmalloc_dir)/src/base/spinlock_linux-inl.h', '<(tcmalloc_dir)/src/base/spinlock_posix-inl.h', '<(tcmalloc_dir)/src/base/spinlock_win32-inl.h', '<(tcmalloc_dir)/src/base/stl_allocator.h', '<(tcmalloc_dir)/src/base/thread_annotations.h', '<(tcmalloc_dir)/src/getpc.h', '<(tcmalloc_dir)/src/gperftools/heap-checker.h', '<(tcmalloc_dir)/src/gperftools/heap-profiler.h', '<(tcmalloc_dir)/src/gperftools/malloc_extension.h', '<(tcmalloc_dir)/src/gperftools/malloc_extension_c.h', '<(tcmalloc_dir)/src/gperftools/malloc_hook.h', '<(tcmalloc_dir)/src/gperftools/malloc_hook_c.h', '<(tcmalloc_dir)/src/gperftools/profiler.h', '<(tcmalloc_dir)/src/gperftools/stacktrace.h', '<(tcmalloc_dir)/src/gperftools/tcmalloc.h', '<(tcmalloc_dir)/src/heap-checker-bcad.cc', '<(tcmalloc_dir)/src/heap-checker.cc', '<(tcmalloc_dir)/src/libc_override.h', '<(tcmalloc_dir)/src/libc_override_gcc_and_weak.h', '<(tcmalloc_dir)/src/libc_override_glibc.h', '<(tcmalloc_dir)/src/libc_override_osx.h', '<(tcmalloc_dir)/src/libc_override_redefine.h', '<(tcmalloc_dir)/src/malloc_hook_mmap_freebsd.h', '<(tcmalloc_dir)/src/malloc_hook_mmap_linux.h', '<(tcmalloc_dir)/src/memfs_malloc.cc', '<(tcmalloc_dir)/src/packed-cache-inl.h', '<(tcmalloc_dir)/src/page_heap_allocator.h', '<(tcmalloc_dir)/src/pagemap.h', '<(tcmalloc_dir)/src/stacktrace_arm-inl.h', '<(tcmalloc_dir)/src/stacktrace_config.h', '<(tcmalloc_dir)/src/stacktrace_generic-inl.h', '<(tcmalloc_dir)/src/stacktrace_libunwind-inl.h', '<(tcmalloc_dir)/src/stacktrace_powerpc-inl.h', '<(tcmalloc_dir)/src/stacktrace_win32-inl.h', '<(tcmalloc_dir)/src/stacktrace_with_context.cc', '<(tcmalloc_dir)/src/stacktrace_x86-inl.h', '<(tcmalloc_dir)/src/tcmalloc_guard.h', # Included by debugallocation_shim.cc. '<(tcmalloc_dir)/src/debugallocation.cc', '<(tcmalloc_dir)/src/tcmalloc.cc', ], 'variables': { 'clang_warning_flags': [ # tcmalloc initializes some fields in the wrong order. '-Wno-reorder', # tcmalloc contains some unused local template specializations. '-Wno-unused-function', # tcmalloc uses COMPILE_ASSERT without static_assert but with # typedefs. '-Wno-unused-local-typedefs', # for magic2_ in debugallocation.cc (only built in Debug builds) # typedefs. '-Wno-unused-private-field', ], }, 'conditions': [ ['OS=="linux" or OS=="freebsd" or OS=="solaris" or OS=="android"', { 'sources!': [ '<(tcmalloc_dir)/src/system-alloc.h', ], # We enable all warnings by default, but upstream disables a few. # Keep "-Wno-*" flags in sync with upstream by comparing against: # http://code.google.com/p/google-perftools/source/browse/trunk/Makefile.am 'cflags': [ '-Wno-sign-compare', '-Wno-unused-result', ], 'link_settings': { 'ldflags': [ # Don't let linker rip this symbol out, otherwise the heap&cpu # profilers will not initialize properly on startup. '-Wl,-uIsHeapProfilerRunning,-uProfilerStart', # Do the same for heap leak checker. '-Wl,-u_Z21InitialMallocHook_NewPKvj,-u_Z22InitialMallocHook_MMapPKvS0_jiiix,-u_Z22InitialMallocHook_SbrkPKvi', '-Wl,-u_Z21InitialMallocHook_NewPKvm,-u_Z22InitialMallocHook_MMapPKvS0_miiil,-u_Z22InitialMallocHook_SbrkPKvl', '-Wl,-u_ZN15HeapLeakChecker12IgnoreObjectEPKv,-u_ZN15HeapLeakChecker14UnIgnoreObjectEPKv', ], }, # Compiling tcmalloc with -fvisibility=default is only necessary when # not using the allocator shim, which provides the correct visibility # annotations for those symbols which need to be exported (see # //base/allocator/allocator_shim_override_glibc_weak_symbols.h and # //base/allocator/allocator_shim_internals.h for the definition of # SHIM_ALWAYS_EXPORT). 'conditions': [ ['use_experimental_allocator_shim==0', { 'cflags!': [ '-fvisibility=hidden', ], }], ], }], ['profiling!=1', { 'sources!': [ # cpuprofiler '<(tcmalloc_dir)/src/base/thread_lister.c', '<(tcmalloc_dir)/src/base/thread_lister.h', '<(tcmalloc_dir)/src/profile-handler.cc', '<(tcmalloc_dir)/src/profile-handler.h', '<(tcmalloc_dir)/src/profiledata.cc', '<(tcmalloc_dir)/src/profiledata.h', '<(tcmalloc_dir)/src/profiler.cc', ], }], ['use_experimental_allocator_shim==1', { 'defines': [ 'TCMALLOC_DONT_REPLACE_SYSTEM_ALLOC', ], }] ], 'configurations': { 'Debug_Base': { 'conditions': [ ['disable_debugallocation==0', { 'defines': [ # Use debugallocation for Debug builds to catch problems # early and cleanly, http://crbug.com/30715 . 'TCMALLOC_FOR_DEBUGALLOCATION', ], }], ], }, }, }], # use_allocator=="tcmalloc # For CrOS builds with vtable verification. According to the author of # crrev.com/10854031 this is used in conjuction with some other CrOS # build flag, to enable verification of any allocator that uses virtual # function calls. ['use_vtable_verify==1', { 'cflags': [ '-fvtable-verify=preinit', ], }], ['order_profiling != 0', { 'target_conditions' : [ ['_toolset=="target"', { 'cflags!': [ '-finstrument-functions' ], }], ], }], ], # conditions of 'allocator' target. }, # 'allocator' target. { # GN: //base/allocator:features # When referenced from a target that might be compiled in the host # toolchain, always refer to 'allocator_features#target'. 'target_name': 'allocator_features', 'includes': [ '../../build/buildflag_header.gypi' ], 'variables': { 'buildflag_header_path': 'base/allocator/features.h', 'buildflag_flags': [ 'USE_EXPERIMENTAL_ALLOCATOR_SHIM=<(use_experimental_allocator_shim)', ], }, }, # 'allocator_features' target. ], # targets. 'conditions': [ ['use_experimental_allocator_shim==1', { 'targets': [ { # GN: //base/allocator:unified_allocator_shim 'target_name': 'unified_allocator_shim', 'toolsets': ['host', 'target'], 'type': 'static_library', 'defines': [ 'BASE_IMPLEMENTATION' ], 'sources': [ 'allocator_shim.cc', 'allocator_shim.h', 'allocator_shim_internals.h', 'allocator_shim_override_cpp_symbols.h', 'allocator_shim_override_libc_symbols.h', ], 'include_dirs': [ '../..', ], 'conditions': [ ['OS=="linux" and use_allocator=="tcmalloc"', { 'sources': [ 'allocator_shim_default_dispatch_to_tcmalloc.cc', 'allocator_shim_override_glibc_weak_symbols.h', ], }], ['use_allocator=="none" and (OS=="linux" or (OS=="android" and _toolset == "host" and host_os == "linux"))', { 'sources': [ 'allocator_shim_default_dispatch_to_glibc.cc', ], }], ['OS=="android" and _toolset == "target"', { 'sources': [ 'allocator_shim_default_dispatch_to_linker_wrapped_symbols.cc', 'allocator_shim_override_linker_wrapped_symbols.h', ], # On Android all references to malloc & friends symbols are # rewritten, at link time, and routed to the shim. # See //base/allocator/README.md. 'all_dependent_settings': { 'ldflags': [ '-Wl,-wrap,calloc', '-Wl,-wrap,free', '-Wl,-wrap,malloc', '-Wl,-wrap,memalign', '-Wl,-wrap,posix_memalign', '-Wl,-wrap,pvalloc', '-Wl,-wrap,realloc', '-Wl,-wrap,valloc', ], }, }], ] }, # 'unified_allocator_shim' target. ], }] ], }