453 lines
10 KiB
Plaintext
453 lines
10 KiB
Plaintext
# Copyright (c) 2013 The Chromium Authors. All rights reserved.
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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/compiler/compiler.gni")
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if (build_with_chromium) {
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import("//testing/test.gni")
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}
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if (current_cpu == "arm" || current_cpu == "arm64") {
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import("//build/config/arm.gni")
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}
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config("zlib_config") {
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include_dirs = [ "." ]
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}
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config("zlib_internal_config") {
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defines = [ "ZLIB_IMPLEMENTATION" ]
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if (!is_debug) {
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# Build code using -O3, see: crbug.com/1084371.
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configs = [ "//build/config/compiler:optimize_speed" ]
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}
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if (is_debug || use_libfuzzer) {
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# Enable zlib's asserts in debug and fuzzer builds.
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defines += [ "ZLIB_DEBUG" ]
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}
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}
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source_set("zlib_common_headers") {
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sources = [
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"chromeconf.h",
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"deflate.h",
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"inffast.h",
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"inffixed.h",
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"inflate.h",
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"inftrees.h",
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"zconf.h",
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"zlib.h",
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"zutil.h",
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]
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}
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use_arm_neon_optimizations = false
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if ((current_cpu == "arm" || current_cpu == "arm64") &&
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!(is_win && !is_clang)) {
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# TODO(richard.townsend@arm.com): Optimizations temporarily disabled for
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# Windows on Arm MSVC builds, see http://crbug.com/v8/10012.
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if (arm_use_neon) {
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use_arm_neon_optimizations = true
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}
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}
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use_x86_x64_optimizations =
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(current_cpu == "x86" || current_cpu == "x64") && !is_ios
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config("zlib_adler32_simd_config") {
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if (use_x86_x64_optimizations) {
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defines = [ "ADLER32_SIMD_SSSE3" ]
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if (is_win) {
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defines += [ "X86_WINDOWS" ]
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} else {
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defines += [ "X86_NOT_WINDOWS" ]
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}
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}
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if (use_arm_neon_optimizations) {
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defines = [ "ADLER32_SIMD_NEON" ]
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}
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}
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source_set("zlib_adler32_simd") {
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visibility = [ ":*" ]
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if (use_x86_x64_optimizations) {
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sources = [
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"adler32_simd.c",
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"adler32_simd.h",
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]
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if (!is_win || is_clang) {
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cflags = [ "-mssse3" ]
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}
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}
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if (use_arm_neon_optimizations) {
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sources = [
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"adler32_simd.c",
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"adler32_simd.h",
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]
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}
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configs += [ ":zlib_internal_config" ]
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public_configs = [ ":zlib_adler32_simd_config" ]
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public_deps = [ ":zlib_common_headers" ]
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}
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if (use_arm_neon_optimizations) {
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config("zlib_arm_crc32_config") {
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# Disabled for iPhone, as described in DDI0487C_a_armv8_arm:
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# "All implementations of the ARMv8.1 architecture are required to
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# implement the CRC32* instructions. These are optional in ARMv8.0."
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if (!is_ios) {
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defines = [ "CRC32_ARMV8_CRC32" ]
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if (is_android) {
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defines += [ "ARMV8_OS_ANDROID" ]
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} else if (is_linux || is_chromeos) {
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defines += [ "ARMV8_OS_LINUX" ]
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} else if (is_mac) {
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defines += [ "ARMV8_OS_MACOS" ]
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} else if (is_fuchsia) {
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defines += [ "ARMV8_OS_FUCHSIA" ]
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} else if (is_win) {
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defines += [ "ARMV8_OS_WINDOWS" ]
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} else {
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assert(false, "Unsupported ARM OS")
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}
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}
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}
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source_set("zlib_arm_crc32") {
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visibility = [ ":*" ]
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if (!is_ios) {
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include_dirs = [ "." ]
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if (!is_win && !is_clang) {
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assert(!use_thin_lto,
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"ThinLTO fails mixing different module-level targets")
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cflags_c = [ "-march=armv8-a+crc" ]
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}
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sources = [
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"crc32_simd.c",
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"crc32_simd.h",
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]
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}
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configs += [ ":zlib_internal_config" ]
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public_configs = [ ":zlib_arm_crc32_config" ]
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public_deps = [ ":zlib_common_headers" ]
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}
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}
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config("zlib_inflate_chunk_simd_config") {
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if (use_x86_x64_optimizations) {
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defines = [ "INFLATE_CHUNK_SIMD_SSE2" ]
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if (current_cpu == "x64") {
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defines += [ "INFLATE_CHUNK_READ_64LE" ]
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}
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}
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if (use_arm_neon_optimizations) {
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defines = [ "INFLATE_CHUNK_SIMD_NEON" ]
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if (current_cpu == "arm64") {
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defines += [ "INFLATE_CHUNK_READ_64LE" ]
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}
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}
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}
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source_set("zlib_inflate_chunk_simd") {
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visibility = [ ":*" ]
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if (use_x86_x64_optimizations || use_arm_neon_optimizations) {
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include_dirs = [ "." ]
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sources = [
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"contrib/optimizations/chunkcopy.h",
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"contrib/optimizations/inffast_chunk.c",
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"contrib/optimizations/inffast_chunk.h",
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"contrib/optimizations/inflate.c",
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]
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}
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configs += [ ":zlib_internal_config" ]
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# Needed for MSVC, which is still supported by V8 and PDFium. zlib uses K&R C
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# style function declarations, which triggers warning C4131.
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configs -= [ "//build/config/compiler:chromium_code" ]
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configs += [ "//build/config/compiler:no_chromium_code" ]
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public_configs = [ ":zlib_inflate_chunk_simd_config" ]
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public_deps = [ ":zlib_common_headers" ]
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}
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config("zlib_crc32_simd_config") {
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if (use_x86_x64_optimizations) {
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defines = [ "CRC32_SIMD_SSE42_PCLMUL" ]
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}
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}
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source_set("zlib_crc32_simd") {
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visibility = [ ":*" ]
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if (use_x86_x64_optimizations) {
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sources = [
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"crc32_simd.c",
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"crc32_simd.h",
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]
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if (!is_win || is_clang) {
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cflags = [
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"-msse4.2",
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"-mpclmul",
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]
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}
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}
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configs += [ ":zlib_internal_config" ]
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public_configs = [ ":zlib_crc32_simd_config" ]
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public_deps = [ ":zlib_common_headers" ]
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}
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config("zlib_x86_simd_config") {
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if (use_x86_x64_optimizations) {
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defines = [
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"CRC32_SIMD_SSE42_PCLMUL",
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"DEFLATE_FILL_WINDOW_SSE2",
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]
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}
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}
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source_set("zlib_x86_simd") {
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visibility = [ ":*" ]
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if (use_x86_x64_optimizations) {
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sources = [
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"crc_folding.c",
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"fill_window_sse.c",
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]
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if (!is_win || is_clang) {
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cflags = [
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"-msse4.2",
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"-mpclmul",
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]
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}
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}
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configs += [ ":zlib_internal_config" ]
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public_configs = [ ":zlib_x86_simd_config" ]
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public_deps = [ ":zlib_common_headers" ]
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}
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config("zlib_warnings") {
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if (is_clang && use_x86_x64_optimizations) {
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cflags = [ "-Wno-incompatible-pointer-types" ]
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}
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}
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component("zlib") {
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if (!is_win) {
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# Don't stomp on "libzlib" on other platforms.
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output_name = "chrome_zlib"
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}
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sources = [
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"adler32.c",
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"chromeconf.h",
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"compress.c",
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"contrib/optimizations/insert_string.h",
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"cpu_features.c",
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"cpu_features.h",
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"crc32.c",
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"crc32.h",
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"deflate.c",
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"deflate.h",
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"gzclose.c",
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"gzguts.h",
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"gzlib.c",
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"gzread.c",
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"gzwrite.c",
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"infback.c",
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"inffast.c",
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"inffast.h",
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"inffixed.h",
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"inflate.h",
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"inftrees.c",
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"inftrees.h",
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"trees.c",
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"trees.h",
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"uncompr.c",
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"zconf.h",
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"zlib.h",
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"zutil.c",
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"zutil.h",
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]
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defines = []
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deps = []
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if (!use_x86_x64_optimizations && !use_arm_neon_optimizations) {
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# Apparently android_cronet bot builds with NEON disabled and
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# we also should disable optimizations for iOS@x86 (a.k.a. simulator).
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defines += [ "CPU_NO_SIMD" ]
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}
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if (is_ios) {
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# iOS@ARM is a special case where we always have NEON but don't check
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# for crypto extensions.
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# TODO(cavalcantii): verify what is the current state of CPU features
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# shipped on latest iOS devices.
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defines += [ "ARM_OS_IOS" ]
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}
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if (use_x86_x64_optimizations || use_arm_neon_optimizations) {
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deps += [
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":zlib_adler32_simd",
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":zlib_inflate_chunk_simd",
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]
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if (use_x86_x64_optimizations) {
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deps += [ ":zlib_crc32_simd" ]
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} else if (use_arm_neon_optimizations) {
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sources += [ "contrib/optimizations/slide_hash_neon.h" ]
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deps += [ ":zlib_arm_crc32" ]
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}
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} else {
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sources += [ "inflate.c" ]
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}
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deps += [ ":zlib_x86_simd" ]
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if (is_android) {
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import("//build/config/android/config.gni")
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if (defined(android_ndk_root) && android_ndk_root != "") {
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deps += [ "//third_party/android_ndk:cpu_features" ]
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} else {
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assert(false, "CPU detection requires the Android NDK")
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}
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}
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configs -= [ "//build/config/compiler:chromium_code" ]
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configs += [ "//build/config/compiler:no_chromium_code" ]
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public_configs = [ ":zlib_config" ]
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configs += [
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":zlib_internal_config",
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# Must be after no_chromium_code for warning flags to be ordered correctly.
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":zlib_warnings",
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]
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allow_circular_includes_from = deps
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}
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config("minizip_warnings") {
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visibility = [ ":*" ]
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if (is_clang) {
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# zlib uses `if ((a == b))` for some reason.
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cflags = [ "-Wno-parentheses-equality" ]
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}
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}
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static_library("minizip") {
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sources = [
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"contrib/minizip/ioapi.c",
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"contrib/minizip/ioapi.h",
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"contrib/minizip/iowin32.c",
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"contrib/minizip/iowin32.h",
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"contrib/minizip/unzip.c",
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"contrib/minizip/unzip.h",
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"contrib/minizip/zip.c",
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"contrib/minizip/zip.h",
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]
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if (!is_win) {
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sources -= [
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"contrib/minizip/iowin32.c",
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"contrib/minizip/iowin32.h",
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]
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}
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if (is_apple || is_android || is_nacl) {
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# Mac, Android and the BSDs don't have fopen64, ftello64, or fseeko64. We
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# use fopen, ftell, and fseek instead on these systems.
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defines = [ "USE_FILE32API" ]
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}
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deps = [ ":zlib" ]
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configs -= [ "//build/config/compiler:chromium_code" ]
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configs += [ "//build/config/compiler:no_chromium_code" ]
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public_configs = [ ":zlib_config" ]
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configs += [
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# Must be after no_chromium_code for warning flags to be ordered correctly.
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":minizip_warnings",
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]
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}
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executable("zlib_bench") {
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include_dirs = [ "." ]
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sources = [ "contrib/bench/zlib_bench.cc" ]
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if (!is_debug) {
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configs -= [ "//build/config/compiler:default_optimization" ]
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configs += [ "//build/config/compiler:optimize_speed" ]
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}
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deps = [ ":zlib" ]
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configs -= [ "//build/config/compiler:chromium_code" ]
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configs += [ "//build/config/compiler:no_chromium_code" ]
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}
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if (build_with_chromium) {
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test("zlib_unittests") {
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testonly = true
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sources = [
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"contrib/tests/infcover.cc",
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"contrib/tests/infcover.h",
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"contrib/tests/run_all_unittests.cc",
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"contrib/tests/utils_unittest.cc",
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"google/compression_utils_unittest.cc",
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"google/zip_reader_unittest.cc",
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"google/zip_unittest.cc",
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]
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data = [ "google/test/data/" ]
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deps = [
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":zlib",
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"google:compression_utils",
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"google:zip",
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"//base/test:test_support",
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"//testing/gtest",
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]
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include_dirs = [
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"//third_party/googletest/src/googletest/include/gtest",
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".",
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"google",
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]
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}
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}
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