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Fix gcc-15 'must be an 8-bit immediate' in avx_128 swizzle #1387

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Merged
serge-sans-paille merged 1 commit into from
Jul 22, 2026
+4 −2
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Fix gcc-15 'must be an 8-bit immediate' in avx_128 swizzle #1387

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6 changes: 4 additions & 2 deletions include/xsimd/arch/xsimd_avx_128.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -210,13 +210,15 @@ namespace xsimd
template <class A, uint32_t V0, uint32_t V1, uint32_t V2, uint32_t V3>
XSIMD_INLINE batch<float, A> swizzle(batch<float, A> const& self, batch_constant<uint32_t, A, V0, V1, V2, V3>, requires_arch<avx_128>) noexcept
{
return _mm_permute_ps(self, detail::mod_shuffle(V0, V1, V2, V3));
constexpr auto mask = detail::mod_shuffle(V0, V1, V2, V3);
return _mm_permute_ps(self, mask);
}

template <class A, uint32_t V0, uint32_t V1>
XSIMD_INLINE batch<double, A> swizzle(batch<double, A> const& self, batch_constant<uint64_t, A, V0, V1>, requires_arch<avx_128>) noexcept
{
return _mm_permute_pd(self, detail::mod_shuffle(V0, V1));
constexpr auto mask = detail::mod_shuffle(V0, V1);
return _mm_permute_pd(self, mask);
}

}
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