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Issue 1719433002: Introduce allocator shim for Android (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@shim_traceintegration
Patch Set: Add readme changes, do NOT enabled by default in this cl Created 4 years, 8 months ago
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1 # Copyright (c) 2013 The Chromium Authors. All rights reserved. 1 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be 2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file. 3 # found in the LICENSE file.
4 4
5 import("//build/buildflag_header.gni") 5 import("//build/buildflag_header.gni")
6 import("//build/config/allocator.gni") 6 import("//build/config/allocator.gni")
7 import("//build/config/compiler/compiler.gni") 7 import("//build/config/compiler/compiler.gni")
8 8
9 declare_args() { 9 declare_args() {
10 # Provide a way to force disable debugallocation in Debug builds, 10 # Provide a way to force disable debugallocation in Debug builds,
(...skipping 249 matching lines...) Expand 10 before | Expand all | Expand 10 after
260 deps += [ "//base/third_party/dynamic_annotations" ] 260 deps += [ "//base/third_party/dynamic_annotations" ]
261 } 261 }
262 } # use_allocator == "tcmalloc" 262 } # use_allocator == "tcmalloc"
263 263
264 buildflag_header("features") { 264 buildflag_header("features") {
265 header = "features.h" 265 header = "features.h"
266 flags = [ "USE_EXPERIMENTAL_ALLOCATOR_SHIM=$use_experimental_allocator_shim" ] 266 flags = [ "USE_EXPERIMENTAL_ALLOCATOR_SHIM=$use_experimental_allocator_shim" ]
267 } 267 }
268 268
269 if (use_experimental_allocator_shim) { 269 if (use_experimental_allocator_shim) {
270 # Used to shim malloc symbols on Android. see //base/allocator/README.md.
271 config("wrap_malloc_symbols") {
272 ldflags = [
273 "-Wl,-wrap,calloc",
274 "-Wl,-wrap,free",
275 "-Wl,-wrap,malloc",
276 "-Wl,-wrap,memalign",
277 "-Wl,-wrap,posix_memalign",
278 "-Wl,-wrap,pvalloc",
279 "-Wl,-wrap,realloc",
280 "-Wl,-wrap,valloc",
281 ]
282 }
283
270 source_set("unified_allocator_shim") { 284 source_set("unified_allocator_shim") {
271 # TODO(primiano): support other platforms, currently this works only on 285 # TODO(primiano): support other platforms, currently this works only on
272 # Linux/CrOS. http://crbug.com/550886 . 286 # Linux/CrOS/Android. http://crbug.com/550886 .
273 configs += [ "//base:base_implementation" ] # for BASE_EXPORT 287 configs += [ "//base:base_implementation" ] # for BASE_EXPORT
274 visibility = [ "//base:base" ] 288 visibility = [ "//base:base" ]
275 sources = [ 289 sources = [
276 "allocator_shim.cc", 290 "allocator_shim.cc",
277 "allocator_shim.h", 291 "allocator_shim.h",
278 "allocator_shim_internals.h", 292 "allocator_shim_internals.h",
279 "allocator_shim_override_cpp_symbols.h", 293 "allocator_shim_override_cpp_symbols.h",
280 "allocator_shim_override_libc_symbols.h", 294 "allocator_shim_override_libc_symbols.h",
281 ] 295 ]
282 if (is_linux && use_allocator == "tcmalloc") { 296 if (is_linux && use_allocator == "tcmalloc") {
283 sources += [ 297 sources += [
284 "allocator_shim_default_dispatch_to_tcmalloc.cc", 298 "allocator_shim_default_dispatch_to_tcmalloc.cc",
285 "allocator_shim_override_glibc_weak_symbols.h", 299 "allocator_shim_override_glibc_weak_symbols.h",
286 ] 300 ]
287 deps = [ 301 deps = [
288 ":tcmalloc", 302 ":tcmalloc",
289 ] 303 ]
290 } else if (is_linux && use_allocator == "none") { 304 } else if (is_linux && use_allocator == "none") {
291 sources += [ "allocator_shim_default_dispatch_to_glibc.cc" ] 305 sources += [ "allocator_shim_default_dispatch_to_glibc.cc" ]
306 } else if (is_android && use_allocator == "none") {
307 sources += [
308 "allocator_shim_default_dispatch_to_linker_wrapped_symbols.cc",
309 "allocator_shim_override_linker_wrapped_symbols.h",
310 ]
311 all_dependent_configs = [ ":wrap_malloc_symbols" ]
292 } 312 }
293 } 313 }
294 } 314 }
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