3ba96c8cec
I'm not seeing any problems with these locally. Perhaps the bots have something to say. BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2709 Change-Id: I6f0c7045c8f270efcd71d837f22a40e9f9d3e9b7 Reviewed-on: https://skia-review.googlesource.com/2709 Commit-Queue: Ben Wagner <bungeman@google.com> Reviewed-by: Ben Wagner <bungeman@google.com>
441 lines
13 KiB
Plaintext
441 lines
13 KiB
Plaintext
# Copyright 2016 Google Inc.
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#
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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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declare_args() {
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ar = "ar"
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cc = "cc"
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cxx = "c++"
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if (is_android) {
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ar = "$ndk/toolchains/$ndk_gccdir-4.9/prebuilt/$ndk_host/$ndk_target/bin/ar"
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cc = "$ndk/toolchains/llvm/prebuilt/$ndk_host/bin/clang"
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cxx = "$ndk/toolchains/llvm/prebuilt/$ndk_host/bin/clang++"
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}
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windk = ""
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extra_cflags = ""
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extra_cflags_c = ""
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extra_cflags_cc = ""
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extra_ldflags = ""
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cc_wrapper = ""
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}
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is_clang = exec_script("is_clang.py",
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[
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cc,
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cxx,
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],
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"value")
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config("default") {
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asmflags = []
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cflags = []
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cflags_c = []
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cflags_cc = []
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defines = []
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ldflags = []
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if (is_win) {
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cflags += [
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"/FS", # Preserve previous PDB behavior.
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"/bigobj", # Some of our files are bigger than the regular limits.
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]
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cflags_c += [ "/TC" ]
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cflags_cc += [ "/TP" ]
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defines += [
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"_HAS_EXCEPTIONS=0",
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"WIN32_LEAN_AND_MEAN",
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"NOMINMAX",
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]
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} else {
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cflags += [
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"-O1",
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"-fstrict-aliasing",
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"-fPIC",
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"-fvisibility=hidden",
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"-Werror",
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"-Wall",
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"-Wextra",
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"-Winit-self",
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"-Wpointer-arith",
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"-Wsign-compare",
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"-Wvla",
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"-Wno-deprecated-declarations",
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"-Wno-unused-parameter",
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]
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cflags_cc += [
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"-std=c++11",
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"-fno-exceptions",
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"-fno-threadsafe-statics",
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"-fvisibility-inlines-hidden",
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"-Wnon-virtual-dtor",
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]
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if (is_clang) {
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cflags += [
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"-Weverything",
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"-Wno-unknown-warning-option", # Let older Clangs ignore newer Clangs' warnings.
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]
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if (is_android && target_cpu == "x86") {
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# Clang seems to think new/malloc will only be 4-byte aligned on x86 Android.
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# We're pretty sure it's actually 8-byte alignment.
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cflags += [ "-Wno-over-aligned" ]
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}
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cflags += [
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"-Wno-cast-align",
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"-Wno-conditional-uninitialized",
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"-Wno-conversion",
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"-Wno-disabled-macro-expansion",
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"-Wno-documentation",
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"-Wno-documentation-unknown-command",
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"-Wno-double-promotion",
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"-Wno-exit-time-destructors", # TODO: OK outside libskia
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"-Wno-float-conversion",
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"-Wno-float-equal",
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"-Wno-format-nonliteral",
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"-Wno-global-constructors", # TODO: OK outside libskia
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"-Wno-gnu-zero-variadic-macro-arguments",
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"-Wno-missing-prototypes",
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"-Wno-missing-variable-declarations",
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"-Wno-pedantic",
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"-Wno-reserved-id-macro",
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"-Wno-shadow",
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"-Wno-shift-sign-overflow",
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"-Wno-sign-conversion",
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"-Wno-switch-enum",
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"-Wno-undef",
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"-Wno-unreachable-code",
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"-Wno-unreachable-code-break",
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"-Wno-unreachable-code-return",
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"-Wno-unused-macros",
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"-Wno-unused-member-function",
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]
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cflags_cc += [
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"-Wno-abstract-vbase-init",
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"-Wno-range-loop-analysis",
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"-Wno-weak-vtables",
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]
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# We are unlikely to want to fix these.
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cflags += [
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"-Wno-covered-switch-default",
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"-Wno-deprecated",
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"-Wno-implicit-fallthrough",
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"-Wno-missing-noreturn",
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"-Wno-old-style-cast",
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"-Wno-padded",
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]
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cflags_cc += [
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"-Wno-c++98-compat",
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"-Wno-c++98-compat-pedantic",
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"-Wno-undefined-func-template",
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]
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}
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}
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if (current_cpu == "arm") {
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cflags += [
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"-march=armv7-a",
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"-mfpu=neon",
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"-mthumb",
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]
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} else if (current_cpu == "mipsel") {
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cflags += [
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"-march=mips32r2",
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"-mdspr2",
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]
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} else if (current_cpu == "x86") {
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asmflags += [ "-m32" ]
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cflags += [
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"-m32",
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"-msse2",
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"-mfpmath=sse",
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]
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ldflags += [ "-m32" ]
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}
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if (is_android) {
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asmflags += [
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"--target=$ndk_target",
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"-B$ndk/toolchains/$ndk_gccdir-4.9/prebuilt/$ndk_host/$ndk_target/bin",
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]
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cflags += [
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"--sysroot=$ndk/platforms/$ndk_platform",
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"--target=$ndk_target",
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"-B$ndk/toolchains/$ndk_gccdir-4.9/prebuilt/$ndk_host/$ndk_target/bin",
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]
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cflags_cc += [
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"-isystem$ndk/sources/android/support/include",
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"-isystem$ndk/sources/cxx-stl/llvm-libc++/libcxx/include",
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]
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ldflags += [
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"--sysroot=$ndk/platforms/$ndk_platform",
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"--target=$ndk_target",
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"-B$ndk/toolchains/$ndk_gccdir-4.9/prebuilt/$ndk_host/$ndk_target/bin",
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"-pie",
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]
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lib_dirs = [
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"$ndk/sources/cxx-stl/llvm-libc++/libs/$ndk_stdlib",
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"$ndk/toolchains/$ndk_gccdir-4.9/prebuilt/$ndk_host/lib/gcc/$ndk_target/4.9.x",
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]
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libs = [
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# Order matters here! Keep these three in exactly this order.
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"c++_static",
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"c++abi",
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"android_support",
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]
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if (target_cpu == "arm") {
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libs += [ "unwind" ]
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}
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}
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if (is_linux) {
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libs = [ "pthread" ]
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}
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if (sanitize != "") {
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# You can either pass the sanitizers directly, e.g. "address,undefined",
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# or pass one of the couple common aliases used by the bots.
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sanitizers = sanitize
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if (sanitize == "ASAN") {
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sanitizers = "address,bool,function,integer-divide-by-zero,nonnull-attribute,null,object-size,return,returns-nonnull-attribute,shift,signed-integer-overflow,unreachable,vla-bound,vptr"
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} else if (sanitize == "TSAN") {
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sanitizers = "thread"
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} else if (sanitize == "MSAN") {
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sanitizers = "memory"
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}
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cflags += [
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"-fsanitize=$sanitizers",
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"-fno-sanitize-recover=$sanitizers",
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"-fsanitize-blacklist=" + rebase_path("../tools/xsan.blacklist"),
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]
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ldflags += [ "-fsanitize=$sanitizers" ]
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if (sanitizers == "memory") {
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cflags += [ "-fsanitize-memory-track-origins" ]
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cflags_cc += [ "-stdlib=libc++" ]
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ldflags += [ "-stdlib=libc++" ]
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}
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}
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}
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config("debug_symbols") {
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# It's annoying to wait for full debug symbols to push over
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# to Android devices. -gline-tables-only is a lot slimmer.
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if (is_android) {
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cflags = [ "-gline-tables-only" ]
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} else if (!is_win) {
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cflags = [ "-g" ]
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}
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}
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config("no_rtti") {
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if (sanitize != "ASAN") { # -fsanitize=vptr requires RTTI
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if (!is_win) {
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cflags_cc = [ "-fno-rtti" ]
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}
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}
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}
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config("release") {
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if (!is_win) {
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cflags = [ "-O3" ]
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}
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defines = [ "NDEBUG" ]
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}
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config("executable") {
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if (is_mac) {
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ldflags = [ "-Wl,-rpath,@loader_path/." ]
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} else if (is_linux) {
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ldflags = [
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"-rdynamic",
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"-Wl,-rpath,\$ORIGIN",
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]
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}
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}
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toolchain("msvc") {
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vc = "$windk\VC\bin\amd64\cl.exe"
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vlink = "$windk\VC\bin\amd64\link.exe"
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vlib = "$windk\VC\bin\amd64\lib.exe"
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# TODO: add a python function that generates the includes using <VSPATH>/win_sdk/bin/SetEnv.<cpu>.json
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windk_include_dirs = "/I$windk\win_sdk\bin\..\..\win_sdk\Include\10.0.10586.0\um /I$windk\win_sdk\bin\..\..\win_sdk\Include\10.0.10586.0\shared /I$windk\win_sdk\bin\..\..\win_sdk\Include\10.0.10586.0\winrt /I$windk\win_sdk\bin\..\..\win_sdk\Include\10.0.10586.0\ucrt /I$windk\win_sdk\bin\..\..\VC\include /I$windk\win_sdk\bin\..\..\VC\atlmfc\include "
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tool("cc") {
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rspfile = "{{output}}.rsp"
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precompiled_header_type = "msvc"
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pdbname = "{{target_out_dir}}/{{label_name}}_c.pdb"
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# Label names may have spaces in them so the pdbname must be quoted. The
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# source and output don't need to be quoted because GN knows they're a
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# full file name and will quote automatically when necessary.
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command = "$vc /nologo /showIncludes /FC @$rspfile /c {{source}} /Fo{{output}} /Fd\"$pdbname\""
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depsformat = "msvc"
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description = "CC {{output}}"
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outputs = [
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"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.obj",
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# "$object_subdir/{{source_name_part}}.obj",
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]
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rspfile_content = "$windk_include_dirs {{defines}} {{include_dirs}} {{cflags}} {{cflags_c}}"
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}
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tool("cxx") {
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rspfile = "{{output}}.rsp"
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precompiled_header_type = "msvc"
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pdbname = "{{target_out_dir}}/{{label_name}}_c.pdb"
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# Label names may have spaces in them so the pdbname must be quoted. The
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# source and output don't need to be quoted because GN knows they're a
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# full file name and will quote automatically when necessary.
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command = "$vc /nologo /showIncludes /FC @$rspfile /c {{source}} /Fo{{output}} /Fd\"$pdbname\""
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depsformat = "msvc"
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description = "C++ {{output}}"
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outputs = [
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"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.obj",
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]
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rspfile_content = "$windk_include_dirs {{defines}} {{include_dirs}} {{cflags}} {{cflags_cc}}"
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}
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tool("alink") {
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rspfile = "{{output}}.rsp"
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# gyp_win_tool_path = rebase_path("../third_party/externals/gyp/pylib/gyp/win_tool.py")
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command = "$vlib /nologo {{arflags}} /OUT:{{output}} @$rspfile"
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description = "LIB {{output}}"
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outputs = [
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# Ignore {{output_extension}} and always use .lib, there's no reason to
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# allow targets to override this extension on Windows.
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"{{root_out_dir}}/{{target_output_name}}{{output_extension}}",
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]
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default_output_extension = ".lib"
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default_output_dir = "{{target_out_dir}}"
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# The use of inputs_newline is to work around a fixed per-line buffer
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# size in the linker.
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rspfile_content = "{{inputs_newline}}"
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}
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tool("link") {
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exename = "{{root_out_dir}}/{{target_output_name}}{{output_extension}}"
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pdbname = "$exename.pdb"
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rspfile = "$exename.rsp"
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# gyp_win_tool_path = rebase_path("../third_party/externals/gyp/pylib/gyp/win_tool.py")
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command = "$vlink /nologo /OUT:$exename /PDB:$pdbname @$rspfile"
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default_output_extension = ".exe"
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default_output_dir = "{{root_out_dir}}"
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description = "LINK {{output}}"
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outputs = [
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#"{{root_out_dir}}/{{target_output_name}}{{output_extension}}",
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exename,
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]
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#if (symbol_level != 0) {
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# outputs += [ pdbname ]
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#}
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#runtime_outputs = outputs
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# The use of inputs_newline is to work around a fixed per-line buffer
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# size in the linker.
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rspfile_content = "{{inputs_newline}} {{libs}} {{solibs}} {{ldflags}}"
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}
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tool("stamp") {
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win_stamp_path = rebase_path("win_stamp.py")
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command = "python $win_stamp_path {{output}}"
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}
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}
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toolchain("gcc_like") {
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lib_switch = "-l"
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lib_dir_switch = "-L"
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tool("cc") {
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depfile = "{{output}}.d"
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command = "$cc_wrapper $cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_c}} $extra_cflags $extra_cflags_c -c {{source}} -o {{output}}"
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depsformat = "gcc"
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outputs = [
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"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o",
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]
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description =
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"$cc_wrapper $cc ... $extra_cflags $extra_cflags_c -o {{output}}"
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}
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tool("cxx") {
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depfile = "{{output}}.d"
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command = "$cc_wrapper $cxx -MMD -MF $depfile {{defines}} {{include_dirs}} {{cflags}} {{cflags_cc}} $extra_cflags $extra_cflags_cc -c {{source}} -o {{output}}"
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depsformat = "gcc"
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outputs = [
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"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o",
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]
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description =
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"$cc_wrapper $cxx ... $extra_cflags $extra_cflags_cc -o {{output}}"
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}
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tool("asm") {
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depfile = "{{output}}.d"
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command = "$cc_wrapper $cc -MMD -MF $depfile {{defines}} {{include_dirs}} {{asmflags}} -c {{source}} -o {{output}}"
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depsformat = "gcc"
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outputs = [
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"{{source_out_dir}}/{{target_output_name}}.{{source_name_part}}.o",
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]
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description = "$cc_wrapper $cc ... -o {{output}}"
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}
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tool("alink") {
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command = "rm -f {{output}} && $ar rcs {{output}} {{inputs}}"
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outputs = [
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"{{root_out_dir}}/{{target_output_name}}{{output_extension}}",
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]
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default_output_extension = ".a"
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output_prefix = "lib"
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description = "$ar {{output}} ..."
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}
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tool("solink") {
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soname = "{{target_output_name}}{{output_extension}}"
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rpath = "-Wl,-soname,$soname"
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if (is_mac) {
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rpath = "-Wl,-install_name,@rpath/$soname"
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}
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command = "$cc_wrapper $cxx -shared {{ldflags}} {{inputs}} {{solibs}} {{libs}} $rpath $extra_ldflags -o {{output}}"
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outputs = [
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"{{root_out_dir}}/$soname",
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]
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output_prefix = "lib"
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default_output_extension = ".so"
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description = "$cc_wrapper $cxx -shared ... $extra_ldflags -o {{output}}"
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}
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tool("link") {
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command = "$cc_wrapper $cxx {{ldflags}} {{inputs}} {{solibs}} {{libs}} $extra_ldflags -o {{output}}"
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outputs = [
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"{{root_out_dir}}/{{target_output_name}}{{output_extension}}",
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]
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description = "$cc_wrapper $cxx ... $extra_ldflags -o {{output}}"
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}
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tool("stamp") {
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command = "touch {{output}}"
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}
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tool("copy") {
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command = "ln -f {{source}} {{output}} 2>/dev/null || (rm -rf {{output}} && cp -af {{source}} {{output}})"
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}
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}
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