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File qtwebengine-opensource-src-5.7.1-webrtc-neon-detect.patch of Package qt5-qtwebengine
diff -Nur qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/BUILD.gn qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/BUILD.gn --- qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/BUILD.gn 2016-11-07 15:46:18.000000000 +0100 +++ qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/BUILD.gn 2016-12-04 15:06:23.886224907 +0100 @@ -133,6 +133,8 @@ #"WEBRTC_CLOCK_TYPE_REALTIME", ] + deps += [ ":cpu_features_linux" ] + libs += [ "rt" ] } @@ -206,3 +208,14 @@ ] } } + +if (is_linux) { + source_set("cpu_features_linux") { + sources = [ + "source/cpu_features_linux.c", + ] + + configs += [ "..:common_config" ] + public_configs = [ "..:common_inherited_config" ] + } +} diff -Nur qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/cpu_features_webrtc.gyp qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/cpu_features_webrtc.gyp --- qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/cpu_features_webrtc.gyp 2016-11-07 15:46:18.000000000 +0100 +++ qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/cpu_features_webrtc.gyp 2016-12-04 15:05:24.150142787 +0100 @@ -7,6 +7,7 @@ # be found in the AUTHORS file in the root of the source tree. { + 'includes': [ '../build/common.gypi', ], 'conditions': [ ['OS=="android"', { 'targets': [ @@ -21,6 +22,20 @@ ], }, ], + }], + ['OS=="linux"', { + 'targets': [ + { + 'target_name': 'cpu_features_linux', + 'type': 'static_library', + 'sources': [ + 'source/cpu_features_linux.c', + ], + 'dependencies': [ + '<(webrtc_root)/common.gyp:webrtc_common', + ], + }, + ], }], ], # conditions } diff -Nur qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/source/cpu_features_linux.c qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/source/cpu_features_linux.c --- qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/source/cpu_features_linux.c 1970-01-01 01:00:00.000000000 +0100 +++ qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/source/cpu_features_linux.c 2016-12-04 15:05:24.150142787 +0100 @@ -0,0 +1,83 @@ +/* + * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stdlib.h> +#include <string.h> +#include <features.h> +#if __GLIBC_PREREQ(2, 16) +#include <sys/auxv.h> +#else +#include <fcntl.h> +#include <unistd.h> +#include <errno.h> +#include <link.h> +#endif +#include "webrtc/system_wrappers/include/cpu_features_wrapper.h" + +#if defined(WEBRTC_ARCH_ARM_FAMILY) +#include <asm/hwcap.h> + +uint64_t WebRtc_GetCPUFeaturesARM(void) { + uint64_t result = 0; + int architecture = 0; + unsigned long hwcap = 0; + const char* platform = NULL; +#if __GLIBC_PREREQ(2, 16) + hwcap = getauxval(AT_HWCAP); + platform = (const char*)getauxval(AT_PLATFORM); +#else + ElfW(auxv_t) auxv; + int fd = open("/proc/self/auxv", O_RDONLY); + if (fd >= 0) { + while (hwcap == 0 || platform == NULL) { + if (read(fd, &auxv, sizeof(auxv)) < (ssize_t)sizeof(auxv)) { + if (errno == EINTR) + continue; + break; + } + switch (auxv.a_type) { + case AT_HWCAP: + hwcap = auxv.a_un.a_val; + break; + case AT_PLATFORM: + platform = (const char*)auxv.a_un.a_val; + break; + } + } + close(fd); + } +#endif // __GLIBC_PREREQ(2,16) +#if defined(__aarch64__) + architecture = 8; + if ((hwcap & HWCAP_FP) != 0) + result |= kCPUFeatureVFPv3; + if ((hwcap & HWCAP_ASIMD) != 0) + result |= kCPUFeatureNEON; +#else + if (platform != NULL) { + /* expect a string in the form "v6l" or "v7l", etc. + */ + if (platform[0] == 'v' && '0' <= platform[1] && platform[1] <= '9' && + (platform[2] == 'l' || platform[2] == 'b')) { + architecture = platform[1] - '0'; + } + } + if ((hwcap & HWCAP_VFPv3) != 0) + result |= kCPUFeatureVFPv3; + if ((hwcap & HWCAP_NEON) != 0) + result |= kCPUFeatureNEON; +#endif + if (architecture >= 7) + result |= kCPUFeatureARMv7; + if (architecture >= 6) + result |= kCPUFeatureLDREXSTREX; + return result; +} +#endif // WEBRTC_ARCH_ARM_FAMILY diff -Nur qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/system_wrappers.gyp qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/system_wrappers.gyp --- qtwebengine-opensource-src-5.7.1/src/3rdparty/chromium/third_party/webrtc/system_wrappers/system_wrappers.gyp 2016-11-07 15:46:18.000000000 +0100 +++ qtwebengine-opensource-src-5.7.1-webrtc-neon-detect/src/3rdparty/chromium/third_party/webrtc/system_wrappers/system_wrappers.gyp 2016-12-04 15:09:09.323684522 +0100 @@ -143,6 +143,9 @@ # Define this if the Linux system does not support CLOCK_MONOTONIC. #'WEBRTC_CLOCK_TYPE_REALTIME', ], + 'dependencies': [ + 'cpu_features_webrtc.gyp:cpu_features_linux', + ], 'link_settings': { 'libraries': [ '-lrt', ], },
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