/*
- * Copyright 2016 Facebook, Inc.
+ * Copyright 2017 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#pragma once
+#include <cstdint>
+#include <limits>
+
+#include <glog/logging.h>
+
#if !defined(__GNUC__) && !defined(_MSC_VER)
#error GroupVarint.h requires GCC or MSVC
#endif
#include <folly/Portability.h>
-#if FOLLY_X64 || defined(__i386__) || FOLLY_PPC64 || FOLLY_A64
+#if FOLLY_X64 || defined(__i386__) || FOLLY_PPC64 || FOLLY_AARCH64
#define HAVE_GROUP_VARINT 1
-#include <cstdint>
-#include <limits>
-#include <folly/detail/GroupVarintDetail.h>
#include <folly/Bits.h>
#include <folly/Range.h>
+#include <folly/detail/GroupVarintDetail.h>
#include <folly/portability/Builtins.h>
-#include <glog/logging.h>
#if FOLLY_SSE >= 3
#include <nmmintrin.h>
namespace folly {
namespace detail {
alignas(16) extern const uint64_t groupVarintSSEMasks[];
-} // namespace detail
-} // namespace folly
+} // namespace detail
+} // namespace folly
#endif
namespace folly {
namespace detail {
extern const uint8_t groupVarintLengths[];
-} // namespace detail
-} // namespace folly
+} // namespace detail
+} // namespace folly
namespace folly {
uint8_t v = uint8_t(*p);
size_t s = kHeaderSize;
s += 1 + b0key(v);
- if (s > size) return 0;
+ if (s > size) {
+ return 0;
+ }
s += 1 + b1key(v);
- if (s > size) return 1;
+ if (s > size) {
+ return 1;
+ }
s += 1 + b2key(v);
- if (s > size) return 2;
+ if (s > size) {
+ return 2;
+ }
s += 1 + b3key(v);
- if (s > size) return 3;
+ if (s > size) {
+ return 3;
+ }
return 4;
}
uint16_t v = loadUnaligned<uint16_t>(p);
size_t s = kHeaderSize;
s += 1 + b0key(v);
- if (s > size) return 0;
+ if (s > size) {
+ return 0;
+ }
s += 1 + b1key(v);
- if (s > size) return 1;
+ if (s > size) {
+ return 1;
+ }
s += 1 + b2key(v);
- if (s > size) return 2;
+ if (s > size) {
+ return 2;
+ }
s += 1 + b3key(v);
- if (s > size) return 3;
+ if (s > size) {
+ return 3;
+ }
s += 1 + b4key(v);
- if (s > size) return 4;
+ if (s > size) {
+ return 4;
+ }
return 5;
}
bool next(type* val) {
if (pos_ == count_) {
// refill
- size_t rem = end_ - p_;
+ size_t rem = size_t(end_ - p_);
if (rem == 0 || remaining_ == 0) {
return false;
}
}
} else {
// Can't decode a full group
- count_ = Base::partialCount(p_, end_ - p_);
+ count_ = Base::partialCount(p_, size_t(end_ - p_));
if (remaining_ >= count_) {
remaining_ -= count_;
p_ = end_;
CHECK(pos_ == count_ && (p_ == end_ || remaining_ == 0));
// p_ may point to the internal buffer (tmp_), but we want
// to return subpiece of the original data
- size_t size = end_ - p_;
+ size_t size = size_t(end_ - p_);
return StringPiece(rrest_ - size, rrest_);
}
typedef GroupVarintDecoder<uint32_t> GroupVarint32Decoder;
typedef GroupVarintDecoder<uint64_t> GroupVarint64Decoder;
-} // namespace folly
+} // namespace folly
#endif /* FOLLY_X64 || defined(__i386__) || FOLLY_PPC64 */