Roll src/third_party/snappy/src/ ca37ab7fb..ea660b57d (10 commits)

https://chromium.googlesource.com/external/github.com/google/snappy.git/+log/ca37ab7fb9b7..ea660b57d65d

$ git log ca37ab7fb..ea660b57d --date=short --no-merges --format='%ad %ae %s'
2018-08-17 costan Fix unused private field warning in NDEBUG builds.
2018-08-16 costan C++11 guarantees <cstddef> and <cstdint>.
2018-08-16 costan Remove GCC on OSX from the Travis CI matrix.
2018-08-09 costan Move pshufb_fill_patterns from snappy-internal.h to snappy.cc.
2018-08-08 costan Fix Visual Studio build.
2018-08-07 jefflim Improve performance of zippy decompression to IOVecs by up to almost 50%
2018-08-06 costan Update Travis CI configuration.
2018-03-27 atdt Test for SSE3 suppport before using pshufb.
2018-03-26 atdt Avoid store-forwarding stalls in Zippy's IncrementalCopy
2018-03-09 costan Update CI configurations.

Created with:
  roll-dep src/third_party/snappy/src

Change-Id: Ia9acb557d876d0e9c5298c13cfdb05cc80d26233
Reviewed-on: https://chromium-review.googlesource.com/1170351Reviewed-by: Chris Mumford <cmumford@chromium.org>
Commit-Queue: Victor Costan <pwnall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#584520}

DEPS

@@ -1019,7 +1019,7 @@ deps = {
     Var('chromium_git') + '/external/smhasher.git' + '@' + 'e87738e57558e0ec472b2fc3a643b838e5b6e88f',
 
   'src/third_party/snappy/src':
-    Var('chromium_git') + '/external/github.com/google/snappy.git' + '@' + 'ca37ab7fb9b718e056009babb4fea591626e5882',
+    Var('chromium_git') + '/external/github.com/google/snappy.git' + '@' + 'ea660b57d65d68d521287c903459b6dd3b2804d0',
 
   'src/third_party/sqlite4java': {
       'packages': [

third_party/snappy/README.chromium

 Name: Snappy: A fast compressor/decompressor
 Short Name: snappy
 URL: http://google.github.io/snappy/
-Version: 1.1.7.git.ca37ab7fb9b718e056009babb4fea591626e5882
+Version: 1.1.7.git.ea660b57d65d68d521287c903459b6dd3b2804d0
 License: New BSD
 License File: src/COPYING
 Security Critical: yes

third_party/snappy/linux/config.h

@@ -28,12 +28,6 @@
 /* Define to 1 if you have the `z' library (-lz). */
 #define HAVE_LIBZ 1
 
-/* Define to 1 if you have the <stddef.h> header file. */
-#define HAVE_STDDEF_H 1
-
-/* Define to 1 if you have the <stdint.h> header file. */
-#define HAVE_STDINT_H 1
-
 /* Define to 1 if you have the <sys/endian.h> header file. */
 /* #undef HAVE_SYS_ENDIAN_H */
 
@@ -55,6 +49,9 @@
 /* Define to 1 if you have the <windows.h> header file. */
 /* #undef HAVE_WINDOWS_H */
 
+/* Define to 1 if you target processors with SSSE3+ and have <tmmintrin.h>. */
+#define SNAPPY_HAVE_SSSE3 0
+
 /* Define to 1 if your processor stores words with the most significant byte
    first (like Motorola and SPARC, unlike Intel and VAX). */
 /* #undef SNAPPY_IS_BIG_ENDIAN */

third_party/snappy/linux/snappy-stubs-public.h

@@ -36,13 +36,9 @@
 #ifndef THIRD_PARTY_SNAPPY_OPENSOURCE_SNAPPY_STUBS_PUBLIC_H_
 #define THIRD_PARTY_SNAPPY_OPENSOURCE_SNAPPY_STUBS_PUBLIC_H_
 
-#if 1  // HAVE_STDINT_H
-#include <stdint.h>
-#endif  // HAVE_STDDEF_H
-
-#if 1  // HAVE_STDDEF_H
-#include <stddef.h>
-#endif  // HAVE_STDDEF_H
+#include <cstddef>
+#include <cstdint>
+#include <string>
 
 #if 1  // HAVE_SYS_UIO_H
 #include <sys/uio.h>
@@ -54,38 +50,25 @@
 #define SNAPPY_VERSION \
     ((SNAPPY_MAJOR << 16) | (SNAPPY_MINOR << 8) | SNAPPY_PATCHLEVEL)
 
-#include <string>
-
 namespace snappy {
 
-#if 1  // HAVE_STDINT_H
-typedef int8_t int8;
-typedef uint8_t uint8;
-typedef int16_t int16;
-typedef uint16_t uint16;
-typedef int32_t int32;
-typedef uint32_t uint32;
-typedef int64_t int64;
-typedef uint64_t uint64;
-#else
-typedef signed char int8;
-typedef unsigned char uint8;
-typedef short int16;
-typedef unsigned short uint16;
-typedef int int32;
-typedef unsigned int uint32;
-typedef long long int64;
-typedef unsigned long long uint64;
-#endif  // HAVE_STDINT_H
+using int8 = std::int8_t;
+using uint8 = std::uint8_t;
+using int16 = std::int16_t;
+using uint16 = std::uint16_t;
+using int32 = std::int32_t;
+using uint32 = std::uint32_t;
+using int64 = std::int64_t;
+using uint64 = std::uint64_t;
 
-typedef std::string string;
+using string = std::string;
 
 #if !1  // !HAVE_SYS_UIO_H
 // Windows does not have an iovec type, yet the concept is universally useful.
 // It is simple to define it ourselves, so we put it inside our own namespace.
 struct iovec {
-	void* iov_base;
-	size_t iov_len;
+  void* iov_base;
+  size_t iov_len;
 };
 #endif  // !HAVE_SYS_UIO_H
 

third_party/snappy/mac/config.h

@@ -28,12 +28,6 @@
 /* Define to 1 if you have the `z' library (-lz). */
 #define HAVE_LIBZ 1
 
-/* Define to 1 if you have the <stddef.h> header file. */
-#define HAVE_STDDEF_H 1
-
-/* Define to 1 if you have the <stdint.h> header file. */
-#define HAVE_STDINT_H 1
-
 /* Define to 1 if you have the <sys/endian.h> header file. */
 /* #undef HAVE_SYS_ENDIAN_H */
 
@@ -55,6 +49,9 @@
 /* Define to 1 if you have the <windows.h> header file. */
 /* #undef HAVE_WINDOWS_H */
 
+/* Define to 1 if you target processors with SSSE3+ and have <tmmintrin.h>. */
+#define SNAPPY_HAVE_SSSE3 0
+
 /* Define to 1 if your processor stores words with the most significant byte
    first (like Motorola and SPARC, unlike Intel and VAX). */
 /* #undef SNAPPY_IS_BIG_ENDIAN */

third_party/snappy/mac/snappy-stubs-public.h

@@ -36,17 +36,13 @@
 #ifndef THIRD_PARTY_SNAPPY_OPENSOURCE_SNAPPY_STUBS_PUBLIC_H_
 #define THIRD_PARTY_SNAPPY_OPENSOURCE_SNAPPY_STUBS_PUBLIC_H_
 
-#if 1
-#include <stdint.h>
-#endif
-
-#if 1
-#include <stddef.h>
-#endif
+#include <cstddef>
+#include <cstdint>
+#include <string>
 
-#if 1
+#if 1  // HAVE_SYS_UIO_H
 #include <sys/uio.h>
-#endif
+#endif  // HAVE_SYS_UIO_H
 
 #define SNAPPY_MAJOR 1
 #define SNAPPY_MINOR 1
@@ -54,46 +50,27 @@
 #define SNAPPY_VERSION \
     ((SNAPPY_MAJOR << 16) | (SNAPPY_MINOR << 8) | SNAPPY_PATCHLEVEL)
 
-#include <string>
-
 namespace snappy {
 
-#if 1
-typedef int8_t int8;
-typedef uint8_t uint8;
-typedef int16_t int16;
-typedef uint16_t uint16;
-typedef int32_t int32;
-typedef uint32_t uint32;
-typedef int64_t int64;
-typedef uint64_t uint64;
-#else
-typedef signed char int8;
-typedef unsigned char uint8;
-typedef short int16;
-typedef unsigned short uint16;
-typedef int int32;
-typedef unsigned int uint32;
-typedef long long int64;
-typedef unsigned long long uint64;
-#endif
-
-typedef std::string string;
+using int8 = std::int8_t;
+using uint8 = std::uint8_t;
+using int16 = std::int16_t;
+using uint16 = std::uint16_t;
+using int32 = std::int32_t;
+using uint32 = std::uint32_t;
+using int64 = std::int64_t;
+using uint64 = std::uint64_t;
 
-#ifndef DISALLOW_COPY_AND_ASSIGN
-#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
-  TypeName(const TypeName&);               \
-  void operator=(const TypeName&)
-#endif
+using string = std::string;
 
-#if !1
+#if !1  // !HAVE_SYS_UIO_H
 // Windows does not have an iovec type, yet the concept is universally useful.
 // It is simple to define it ourselves, so we put it inside our own namespace.
 struct iovec {
-	void* iov_base;
-	size_t iov_len;
+  void* iov_base;
+  size_t iov_len;
 };
-#endif
+#endif  // !HAVE_SYS_UIO_H
 
 }  // namespace snappy
 

third_party/snappy/win32/config.h

@@ -28,12 +28,6 @@
 /* Define to 1 if you have the `z' library (-lz). */
 /* #undef HAVE_LIBZ */
 
-/* Define to 1 if you have the <stddef.h> header file. */
-#define HAVE_STDDEF_H 1
-
-/* Define to 1 if you have the <stdint.h> header file. */
-#define HAVE_STDINT_H 1
-
 /* Define to 1 if you have the <sys/endian.h> header file. */
 /* #undef HAVE_SYS_ENDIAN_H */
 
@@ -55,6 +49,9 @@
 /* Define to 1 if you have the <windows.h> header file. */
 #define HAVE_WINDOWS_H 1
 
+/* Define to 1 if you target processors with SSSE3+ and have <tmmintrin.h>. */
+#define SNAPPY_HAVE_SSSE3 0
+
 /* Define to 1 if your processor stores words with the most significant byte
    first (like Motorola and SPARC, unlike Intel and VAX). */
 /* #undef SNAPPY_IS_BIG_ENDIAN */

third_party/snappy/win32/snappy-stubs-public.h

@@ -36,13 +36,9 @@
 #ifndef THIRD_PARTY_SNAPPY_OPENSOURCE_SNAPPY_STUBS_PUBLIC_H_
 #define THIRD_PARTY_SNAPPY_OPENSOURCE_SNAPPY_STUBS_PUBLIC_H_
 
-#if 1  // HAVE_STDINT_H
-#include <stdint.h>
-#endif  // HAVE_STDDEF_H
-
-#if 1  // HAVE_STDDEF_H
-#include <stddef.h>
-#endif  // HAVE_STDDEF_H
+#include <cstddef>
+#include <cstdint>
+#include <string>
 
 #if 0  // HAVE_SYS_UIO_H
 #include <sys/uio.h>
@@ -54,31 +50,18 @@
 #define SNAPPY_VERSION \
     ((SNAPPY_MAJOR << 16) | (SNAPPY_MINOR << 8) | SNAPPY_PATCHLEVEL)
 
-#include <string>
-
 namespace snappy {
 
-#if 1  // HAVE_STDINT_H
-typedef int8_t int8;
-typedef uint8_t uint8;
-typedef int16_t int16;
-typedef uint16_t uint16;
-typedef int32_t int32;
-typedef uint32_t uint32;
-typedef int64_t int64;
-typedef uint64_t uint64;
-#else
-typedef signed char int8;
-typedef unsigned char uint8;
-typedef short int16;
-typedef unsigned short uint16;
-typedef int int32;
-typedef unsigned int uint32;
-typedef long long int64;
-typedef unsigned long long uint64;
-#endif  // HAVE_STDINT_H
+using int8 = std::int8_t;
+using uint8 = std::uint8_t;
+using int16 = std::int16_t;
+using uint16 = std::uint16_t;
+using int32 = std::int32_t;
+using uint32 = std::uint32_t;
+using int64 = std::int64_t;
+using uint64 = std::uint64_t;
 
-typedef std::string string;
+using string = std::string;
 
 #if !0  // !HAVE_SYS_UIO_H
 // Windows does not have an iovec type, yet the concept is universally useful.