BaseTools: Copy Brotli algorithm 3rd party source code for tool

- Copy Brotli algorithm 3rd party source code for tool

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Bell Song <binx.song@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

BaseTools/Source/C/BrotliCompress/common/port.h

@@ -0,0 +1,107 @@
+/* Copyright 2016 Google Inc. All Rights Reserved.
+
+   Distributed under MIT license.
+   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
+*/
+
+/* Macros for compiler / platform specific features and build options. */
+
+#ifndef BROTLI_COMMON_PORT_H_
+#define BROTLI_COMMON_PORT_H_
+
+/* Compatibility with non-clang compilers. */
+#ifndef __has_builtin
+#define __has_builtin(x) 0
+#endif
+
+#ifndef __has_attribute
+#define __has_attribute(x) 0
+#endif
+
+#ifndef __has_feature
+#define __has_feature(x) 0
+#endif
+
+#if defined(__GNUC__) && defined(__GNUC_MINOR__)
+#define BROTLI_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
+#else
+#define BROTLI_GCC_VERSION 0
+#endif
+
+#if defined(__ICC)
+#define BROTLI_ICC_VERSION __ICC
+#else
+#define BROTLI_ICC_VERSION 0
+#endif
+
+#if defined(BROTLI_BUILD_MODERN_COMPILER)
+#define BROTLI_MODERN_COMPILER 1
+#elif BROTLI_GCC_VERSION > 300 || BROTLI_ICC_VERSION >= 1600
+#define BROTLI_MODERN_COMPILER 1
+#else
+#define BROTLI_MODERN_COMPILER 0
+#endif
+
+/* Define "PREDICT_TRUE" and "PREDICT_FALSE" macros for capable compilers.
+
+To apply compiler hint, enclose the branching condition into macros, like this:
+
+  if (PREDICT_TRUE(zero == 0)) {
+    // main execution path
+  } else {
+    // compiler should place this code outside of main execution path
+  }
+
+OR:
+
+  if (PREDICT_FALSE(something_rare_or_unexpected_happens)) {
+    // compiler should place this code outside of main execution path
+  }
+
+*/
+#if BROTLI_MODERN_COMPILER || __has_builtin(__builtin_expect)
+#define PREDICT_TRUE(x) (__builtin_expect(!!(x), 1))
+#define PREDICT_FALSE(x) (__builtin_expect(x, 0))
+#else
+#define PREDICT_FALSE(x) (x)
+#define PREDICT_TRUE(x) (x)
+#endif
+
+#if BROTLI_MODERN_COMPILER || __has_attribute(always_inline)
+#define ATTRIBUTE_ALWAYS_INLINE __attribute__ ((always_inline))
+#else
+#define ATTRIBUTE_ALWAYS_INLINE
+#endif
+
+#if defined(_WIN32) || defined(__CYGWIN__)
+#define ATTRIBUTE_VISIBILITY_HIDDEN
+#elif BROTLI_MODERN_COMPILER || __has_attribute(visibility)
+#define ATTRIBUTE_VISIBILITY_HIDDEN __attribute__ ((visibility ("hidden")))
+#else
+#define ATTRIBUTE_VISIBILITY_HIDDEN
+#endif
+
+#ifndef BROTLI_INTERNAL
+#define BROTLI_INTERNAL ATTRIBUTE_VISIBILITY_HIDDEN
+#endif
+
+#ifndef _MSC_VER
+#if defined(__cplusplus) || !defined(__STRICT_ANSI__) || \
+    __STDC_VERSION__ >= 199901L
+#define BROTLI_INLINE inline ATTRIBUTE_ALWAYS_INLINE
+#else
+#define BROTLI_INLINE
+#endif
+#else  /* _MSC_VER */
+#define BROTLI_INLINE __forceinline
+#endif  /* _MSC_VER */
+
+#if BROTLI_MODERN_COMPILER || __has_attribute(noinline)
+#define BROTLI_NOINLINE __attribute__((noinline))
+#else
+#define BROTLI_NOINLINE
+#endif
+
+#define BROTLI_UNUSED(X) (void)(X)
+
+#endif  /* BROTLI_COMMON_PORT_H_ */