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xe: jit: gemm: disable kChain for pre CRI platforms
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src/gpu/intel/gemm/jit/generator/strategy.cpp

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Original file line numberDiff line numberDiff line change
@@ -240,6 +240,8 @@ void GEMMStrategy::preflight(HW hw, const GEMMProblem &problem)
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// Using acc and mad not working on xe3p
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if (!systolic && !dotVL && hw == HW::Xe3p)
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kChain = 1;
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if (problem.product.family < ProductFamily::CRI)
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kChain = 1;
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cAccumulators &= (kChain == 1);
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bool emulateNeedsAcc = emulate.emulate64 || emulate.emulateDWxDW;

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