deps: update zlib to 1.2.13.1-motley-61dc0bd

deps/zlib/BUILD.gn

@@ -124,45 +124,40 @@ source_set("zlib_adler32_simd") {
 
 if (use_arm_neon_optimizations) {
   config("zlib_arm_crc32_config") {
-    # Disabled for iPhone, as described in DDI0487C_a_armv8_arm:
-    #  "All implementations of the ARMv8.1 architecture are required to
-    #   implement the CRC32* instructions. These are optional in ARMv8.0."
-    if (!is_ios) {
-      defines = [ "CRC32_ARMV8_CRC32" ]
-      if (is_android) {
-        defines += [ "ARMV8_OS_ANDROID" ]
-      } else if (is_linux || is_chromeos) {
-        defines += [ "ARMV8_OS_LINUX" ]
-      } else if (is_mac) {
-        defines += [ "ARMV8_OS_MACOS" ]
-      } else if (is_fuchsia) {
-        defines += [ "ARMV8_OS_FUCHSIA" ]
-      } else if (is_win) {
-        defines += [ "ARMV8_OS_WINDOWS" ]
-      } else {
-        assert(false, "Unsupported ARM OS")
-      }
+    defines = [ "CRC32_ARMV8_CRC32" ]
+    if (is_android) {
+      defines += [ "ARMV8_OS_ANDROID" ]
+    } else if (is_linux || is_chromeos) {
+      defines += [ "ARMV8_OS_LINUX" ]
+    } else if (is_mac) {
+      defines += [ "ARMV8_OS_MACOS" ]
+    } else if (is_ios) {
+      defines += [ "ARMV8_OS_IOS" ]
+    } else if (is_fuchsia) {
+      defines += [ "ARMV8_OS_FUCHSIA" ]
+    } else if (is_win) {
+      defines += [ "ARMV8_OS_WINDOWS" ]
+    } else {
+      assert(false, "Unsupported ARM OS")
     }
   }
 
   source_set("zlib_arm_crc32") {
     visibility = [ ":*" ]
 
-    if (!is_ios) {
-      include_dirs = [ "." ]
-
-      if (!is_win && !is_clang) {
-        assert(!use_thin_lto,
-               "ThinLTO fails mixing different module-level targets")
-        cflags_c = [ "-march=armv8-a+aes+crc" ]
-      }
+    include_dirs = [ "." ]
 
-      sources = [
-        "crc32_simd.c",
-        "crc32_simd.h",
-      ]
+    if (!is_win && !is_clang) {
+      assert(!use_thin_lto,
+             "ThinLTO fails mixing different module-level targets")
+      cflags_c = [ "-march=armv8-a+aes+crc" ]
     }
 
+    sources = [
+      "crc32_simd.c",
+      "crc32_simd.h",
+    ]
+
     configs += [ ":zlib_internal_config" ]
 
     public_configs = [ ":zlib_arm_crc32_config" ]
@@ -332,14 +327,6 @@ component("zlib") {
     defines += [ "CPU_NO_SIMD" ]
   }
 
-  if (is_ios) {
-    # iOS@ARM is a special case where we always have NEON but don't check
-    # for crypto extensions.
-    # TODO(cavalcantii): verify what is the current state of CPU features
-    # shipped on latest iOS devices.
-    defines += [ "ARM_OS_IOS" ]
-  }
-
   if (use_x86_x64_optimizations || use_arm_neon_optimizations) {
     deps += [
       ":zlib_adler32_simd",

deps/zlib/README.chromium

@@ -4,6 +4,7 @@ URL: http://zlib.net/
 Version: 1.2.13
 CPEPrefix: cpe:/a:zlib:zlib:1.2.13
 Security Critical: yes
+Shipped: yes
 License: Custom license
 License File: LICENSE
 License Android Compatible: yes

deps/zlib/contrib/bench/zlib_bench.cc

@@ -236,7 +236,11 @@ void check_file(const Data& file, zlib_wrapper type, int mode) {
     error_exit("check file: error writing output", 3);
 }
 
-void zlib_file(const char* name, zlib_wrapper type, int width, int check) {
+void zlib_file(const char* name,
+               zlib_wrapper type,
+               int width,
+               int check,
+               bool output_csv_format) {
   /*
    * Read the file data.
    */
@@ -257,7 +261,9 @@ void zlib_file(const char* name, zlib_wrapper type, int width, int check) {
    * Report compression strategy and file name.
    */
   const char* strategy = zlib_level_strategy_name(zlib_compression_level);
-  printf("%s%-40s :\n", strategy, name);
+  if (!output_csv_format) {
+    printf("%s%-40s :\n", strategy, name);
+  }
 
   /*
    * Chop the data into blocks.
@@ -329,19 +335,28 @@ void zlib_file(const char* name, zlib_wrapper type, int width, int check) {
   std::sort(ctime, ctime + runs);
   std::sort(utime, utime + runs);
 
-  double deflate_rate_med = length * repeats / mega_byte / ctime[runs / 2];
-  double inflate_rate_med = length * repeats / mega_byte / utime[runs / 2];
-  double deflate_rate_max = length * repeats / mega_byte / ctime[0];
-  double inflate_rate_max = length * repeats / mega_byte / utime[0];
-
-  // type, block size, compression ratio, etc
-  printf("%s: [b %dM] bytes %*d -> %*u %4.2f%%",
-    zlib_wrapper_name(type), block_size / (1 << 20), width, length, width,
-    unsigned(output_length), output_length * 100.0 / length);
-
-  // compress / uncompress median (max) rates
-  printf(" comp %5.1f (%5.1f) MB/s uncomp %5.1f (%5.1f) MB/s\n",
-    deflate_rate_med, deflate_rate_max, inflate_rate_med, inflate_rate_max);
+  double deflate_rate_med, inflate_rate_med, deflate_rate_max, inflate_rate_max;
+  deflate_rate_med = length * repeats / mega_byte / ctime[runs / 2];
+  inflate_rate_med = length * repeats / mega_byte / utime[runs / 2];
+  deflate_rate_max = length * repeats / mega_byte / ctime[0];
+  inflate_rate_max = length * repeats / mega_byte / utime[0];
+  double compress_ratio = output_length * 100.0 / length;
+
+  if (!output_csv_format) {
+    // type, block size, compression ratio, etc
+    printf("%s: [b %dM] bytes %*d -> %*u %4.2f%%", zlib_wrapper_name(type),
+           block_size / (1 << 20), width, length, width,
+           unsigned(output_length), compress_ratio);
+
+    // compress / uncompress median (max) rates
+    printf(" comp %5.1f (%5.1f) MB/s uncomp %5.1f (%5.1f) MB/s\n",
+           deflate_rate_med, deflate_rate_max, inflate_rate_med,
+           inflate_rate_max);
+  } else {
+    printf("%s\t%.5lf\t%.5lf\t%.5lf\t%.5lf\t%.5lf\n", name, deflate_rate_med,
+           inflate_rate_med, deflate_rate_max, inflate_rate_max,
+           compress_ratio);
+  }
 }
 
 static int argn = 1;
@@ -363,8 +378,10 @@ void get_field_width(int argc, char* argv[], int& value) {
 }
 
 void usage_exit(const char* program) {
-  static auto* options = "gzip|zlib|raw"
-    " [--compression 0:9] [--huffman|--rle] [--field width] [--check]";
+  static auto* options =
+      "gzip|zlib|raw"
+      " [--compression 0:9] [--huffman|--rle] [--field width] [--check]"
+      " [--csv]";
   printf("usage: %s %s files ...\n", program, options);
   printf("zlib version: %s\n", ZLIB_VERSION);
   exit(1);
@@ -383,7 +400,7 @@ int main(int argc, char* argv[]) {
 
   int size_field_width = 0;
   int file_check = 0;
-
+  bool output_csv = false;
   while (argn < argc && argv[argn][0] == '-') {
     if (get_option(argc, argv, "--compression")) {
       if (!get_compression(argc, argv, zlib_compression_level))
@@ -398,6 +415,11 @@ int main(int argc, char* argv[]) {
       file_check = 2;
     } else if (get_option(argc, argv, "--field")) {
       get_field_width(argc, argv, size_field_width);
+    } else if (get_option(argc, argv, "--csv")) {
+      output_csv = true;
+      printf(
+          "filename\tcompression\tdecompression\tcomp_max\t"
+          "decomp_max\tcompress_ratio\n");
     } else {
       usage_exit(argv[0]);
     }
@@ -408,8 +430,9 @@ int main(int argc, char* argv[]) {
 
   if (size_field_width < 6)
     size_field_width = 6;
-  while (argn < argc)
-    zlib_file(argv[argn++], type, size_field_width, file_check);
+  while (argn < argc) {
+    zlib_file(argv[argn++], type, size_field_width, file_check, output_csv);
+  }
 
   return 0;
 }

deps/zlib/contrib/minizip/README.chromium

@@ -4,6 +4,7 @@ URL: https://github.com/madler/zlib/tree/master/contrib/minizip
 Version: 1.2.12
 License: Zlib
 Security Critical: yes
+Shipped: yes
 
 Description:
 Minizip provides API on top of zlib that can enumerate and extract ZIP archive

deps/zlib/cpu_features.c

@@ -35,7 +35,7 @@ int ZLIB_INTERNAL x86_cpu_enable_avx512 = 0;
 
 #ifndef CPU_NO_SIMD
 
-#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_FUCHSIA)
+#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_FUCHSIA) || defined(ARMV8_OS_IOS)
 #include <pthread.h>
 #endif
 
@@ -50,17 +50,19 @@ int ZLIB_INTERNAL x86_cpu_enable_avx512 = 0;
 #include <zircon/types.h>
 #elif defined(ARMV8_OS_WINDOWS) || defined(X86_WINDOWS)
 #include <windows.h>
+#elif defined(ARMV8_OS_IOS)
+#include <sys/sysctl.h>
 #elif !defined(_MSC_VER)
 #include <pthread.h>
 #else
 #error cpu_features.c CPU feature detection in not defined for your platform
 #endif
 
-#if !defined(CPU_NO_SIMD) && !defined(ARMV8_OS_MACOS) && !defined(ARM_OS_IOS)
+#if !defined(CPU_NO_SIMD) && !defined(ARMV8_OS_MACOS)
 static void _cpu_check_features(void);
 #endif
 
-#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_MACOS) || defined(ARMV8_OS_FUCHSIA) || defined(X86_NOT_WINDOWS)
+#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_MACOS) || defined(ARMV8_OS_FUCHSIA) || defined(X86_NOT_WINDOWS) || defined(ARMV8_OS_IOS)
 #if !defined(ARMV8_OS_MACOS)
 // _cpu_check_features() doesn't need to do anything on mac/arm since all
 // features are known at build time, so don't call it.
@@ -89,11 +91,7 @@ void ZLIB_INTERNAL cpu_check_features(void)
 #endif
 
 #if (defined(__ARM_NEON__) || defined(__ARM_NEON))
-/*
- * iOS@ARM is a special case where we always have NEON but don't check
- * for crypto extensions.
- */
-#if !defined(ARMV8_OS_MACOS) && !defined(ARM_OS_IOS)
+#if !defined(ARMV8_OS_MACOS)
 /*
  * See http://bit.ly/2CcoEsr for run-time detection of ARM features and also
  * crbug.com/931275 for android_getCpuFeatures() use in the Android sandbox.
@@ -127,6 +125,18 @@ static void _cpu_check_features(void)
 #elif defined(ARMV8_OS_WINDOWS)
     arm_cpu_enable_crc32 = IsProcessorFeaturePresent(PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE);
     arm_cpu_enable_pmull = IsProcessorFeaturePresent(PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE);
+#elif defined(ARMV8_OS_IOS)
+    // Determine what features are supported dynamically. This code is applicable to macOS
+    // as well if we wish to do that dynamically on that platform in the future.
+    // See https://developer.apple.com/documentation/kernel/1387446-sysctlbyname/determining_instruction_set_characteristics
+    int val = 0;
+    size_t len = sizeof(val);
+    arm_cpu_enable_crc32 = sysctlbyname("hw.optional.armv8_crc32", &val, &len, 0, 0) == 0
+               && val != 0;
+    val = 0;
+    len = sizeof(val);
+    arm_cpu_enable_pmull = sysctlbyname("hw.optional.arm.FEAT_PMULL", &val, &len, 0, 0) == 0
+               && val != 0;
 #endif
 }
 #endif