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fix(hex8): isolate AVX2 packet code from baseline COMDATs

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KOKO\Mimi
2026-10-14 21:10:27 +09:00
parent c0e23503e8
commit 446d3fa059
5 changed files with 344 additions and 129 deletions
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src/fesa/elements/hex8_high_low.cpp
+14 -10
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@@ -271,25 +271,29 @@ Result<Hex8HighLowResponse> Hex8Element::EvaluateHighLow(
if (use_packets)
for (std::size_t i = 0; i < 3; ++i)
for (std::size_t first = 0; first < 24; first += 4) {
hex8_internal::MaterialPacketInput input;
input.weight = HighLow{point.weight};
hex8_internal::MaterialPacketInput input{};
const auto raw_pair = [](HighLow pair) {
return hex8_internal::PacketPair{pair.high, pair.low};
};
input.weight = raw_pair(HighLow{point.weight});
const auto row = 3U * a + i;
for (std::size_t lane = 0; lane < 4; ++lane) {
const auto column = first + lane;
const auto b = column / 3U;
const auto k = column % 3U;
input.deviatoric_left[lane] = deviatoric_fg[a][i];
input.deviatoric_right[lane] = fg[b][k];
input.shear_left[lane] = shear_fg[b][i];
input.shear_right[lane] = fg[a][k];
input.tensor_left[lane] = shear_fft[i][k];
input.gradient_dot[lane] = dots[b];
input.accumulated[lane] = material[row][column];
input.deviatoric_left.values[lane] = raw_pair(deviatoric_fg[a][i]);
input.deviatoric_right.values[lane] = raw_pair(fg[b][k]);
input.shear_left.values[lane] = raw_pair(shear_fg[b][i]);
input.shear_right.values[lane] = raw_pair(fg[a][k]);
input.tensor_left.values[lane] = raw_pair(shear_fft[i][k]);
input.gradient_dot.values[lane] = raw_pair(dots[b]);
input.accumulated.values[lane] = raw_pair(material[row][column]);
}
hex8_internal::PairPacket output;
packet_evaluator(input, &output);
for (std::size_t lane = 0; lane < 4; ++lane)
material[row][first + lane] = output[lane];
material[row][first + lane] =
{output.values[lane].high, output.values[lane].low};
}
}
}