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New LLVM-based SPU interpreter (SPU fast) #5762

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merged 1 commit into from Mar 27, 2019
Merged

New LLVM-based SPU interpreter (SPU fast) #5762

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28 changes: 28 additions & 0 deletions rpcs3/Emu/CPU/CPUTranslator.h
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Expand Up @@ -923,6 +923,12 @@ class cpu_translator
return llvm_value_t<T>::get_type(m_context);
}

template <typename R, typename... Args>
llvm::FunctionType* get_ftype()
{
return llvm::FunctionType::get(get_type<R>(), {get_type<Args>()...}, false);
}

template <typename T>
using value_t = llvm_value_t<T>;

Expand Down Expand Up @@ -1083,6 +1089,15 @@ class cpu_translator
return result;
}

template <typename T, typename V>
auto vsplat(V v)
{
value_t<T> result;
static_assert(result.is_vector);
result.value = m_ir->CreateVectorSplat(result.is_vector, v.eval(m_ir));
return result;
}

// Min
template <typename T>
auto min(T a, T b)
Expand Down Expand Up @@ -1257,6 +1272,19 @@ class cpu_translator
return result;
}

llvm::Value* load_const(llvm::GlobalVariable* g, llvm::Value* i)
{
return m_ir->CreateLoad(m_ir->CreateGEP(g, {m_ir->getInt64(0), m_ir->CreateZExtOrTrunc(i, get_type<u64>())}));
}

template <typename T, typename I>
value_t<T> load_const(llvm::GlobalVariable* g, I i)
{
value_t<T> result;
result.value = load_const(g, i.eval(m_ir));
return result;
}

template <typename R = v128>
R get_const_vector(llvm::Constant*, u32 a, u32 b);

Expand Down