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Merge pull request #269 from eukarpov/support-aarch64-w64-mingw32-target

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Support aarch64-w64-mingw32 target
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Daniel Lemire 2024-09-02 15:32:14 -04:00 committed by GitHub
commit 8c911d9b71
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1 changed files with 2 additions and 1 deletions
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include/fast_float/float_common.h
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@ -343,7 +343,8 @@ full_multiplication(uint64_t a, uint64_t b) {
// But MinGW on ARM64 doesn't have native support for 64-bit multiplications
answer.high = __umulh(a, b);
answer.low = a * b;
#elif defined(FASTFLOAT_32BIT) || (defined(_WIN64) && !defined(__clang__))
#elif defined(FASTFLOAT_32BIT) || \
(defined(_WIN64) && !defined(__clang__) && !defined(_M_ARM64))
answer.low = _umul128(a, b, &answer.high); // _umul128 not available on ARM64
#elif defined(FASTFLOAT_64BIT) && defined(__SIZEOF_INT128__)
__uint128_t r = ((__uint128_t)a) * b;