50 lines
1.6 KiB
Plaintext
50 lines
1.6 KiB
Plaintext
# Copyright 2014 The Chromium Authors
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import("//build/config/android/config.gni")
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import("//build/config/sysroot.gni")
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assert(is_android)
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shared_library("chromium_android_linker") {
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sources = [
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"linker_jni.cc",
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"linker_jni.h",
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"linker_jni_onload.cc",
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"linker_minimal_libcxx.cc",
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]
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deps = [ "//build:buildflag_header_h" ]
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# Export JNI symbols.
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configs -= [ "//build/config/android:hide_all_but_jni_onload" ]
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configs += [ "//build/config/android:hide_all_but_jni" ]
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# Disable coverage to avoid linker issue.
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configs -= [ "//build/config/coverage:default_coverage" ]
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# ThinLTO optimizations save a few bytes of binary size.
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configs -= [ "//build/config/compiler:thinlto_optimize_default" ]
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configs += [ "//build/config/compiler:thinlto_optimize_max" ]
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# Disable orderfile instrumentation. Code in this target is in a different
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# .so, cannot call unexported instrumentation functions from another one (link
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# time error).
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configs -= [ "//build/config/android:default_orderfile_instrumentation" ]
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# Avoid linking libc++ and support libraries, to avoid 100 kiB of
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# un-necessary code.
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no_default_deps = true
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# The linker is used on Android platforms that do not support GNU-style
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# hash tables, so ensure one isn't included in it to save space (since the SysV
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# format is always supported). It would be nice to also remove the GNU version
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# tables, for the same reason, but a linker flag to disable them doesn't seem
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# to exist. This saves 52 bytes on ARM.
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ldflags = [
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"-Wl,--hash-style=sysv",
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"-llog",
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]
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}
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