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Enable the use of [SU]Int32Size and EnumSize templates for AArch64 #11102

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Enable the use of [SU]Int32Size and EnumSize templates for AArch64 #11102

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6 changes: 3 additions & 3 deletions src/google/protobuf/wire_format_lite.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -669,7 +669,7 @@ static size_t VarintSize(const T* data, const int n) {
} else if (SignExtended) {
msb_sum += x >> 31;
}
// clang is so smart that it produces optimal SSE sequence unrolling
// clang is so smart that it produces optimal SIMD sequence unrolling
// the loop 8 ints at a time. With a sequence of 4
// cmpres = cmpgt x, sizeclass ( -1 or 0)
// sum = sum - cmpres
Expand Down Expand Up @@ -712,7 +712,7 @@ static size_t VarintSize64(const T* data, const int n) {
// and other platforms are untested, in those cases using the optimized
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// varint size routine for each element is faster.
// Hence we enable it only for clang
#if defined(__SSE__) && defined(__clang__)
#if (defined(__SSE__) || defined(__aarch64__)) && defined(__clang__)
size_t WireFormatLite::Int32Size(const RepeatedField<int32_t>& value) {
return VarintSize<false, true>(value.data(), value.size());
}
Expand All @@ -730,7 +730,7 @@ size_t WireFormatLite::EnumSize(const RepeatedField<int>& value) {
return VarintSize<false, true>(value.data(), value.size());
}

#else // !(defined(__SSE4_1__) && defined(__clang__))
#else // !((defined(__SSE__) || defined(__aarch64__) && defined(__clang__))

size_t WireFormatLite::Int32Size(const RepeatedField<int32_t>& value) {
size_t out = 0;
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