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SPU LLVM: AVX-512 optimization for CFLTU #14384

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merged 1 commit into from Jul 29, 2023
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SPU LLVM: AVX-512 optimization for CFLTU #14384

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9 changes: 9 additions & 0 deletions rpcs3/Emu/Cell/SPURecompiler.cpp
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Expand Up @@ -9871,6 +9871,15 @@ class spu_llvm_recompiler : public spu_recompiler_base, public cpu_translator
a = eval(a * s);

value_t<s32[4]> r;

if (m_use_avx512)
{
const auto sc = clamp_smax(a);
r.value = m_ir->CreateFPToUI(sc.value, get_type<s32[4]>());
set_vr(op.rt, r);
return;
}

r.value = m_ir->CreateFPToUI(a.value, get_type<s32[4]>());
set_vr(op.rt, select(bitcast<s32[4]>(a) > splat<s32[4]>(((32 + 127) << 23) - 1), splat<s32[4]>(-1), r & ~(bitcast<s32[4]>(a) >> 31)));
}
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