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LLVM DSL: reimplement fre, frsqe, fmax, fmin

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This commit is contained in:
Nekotekina 2021-09-03 15:44:24 +03:00
parent 4b8ee85995
commit 2268aa9093
1 changed files with 24 additions and 39 deletions
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63
rpcs3/Emu/CPU/CPUTranslator.h
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@ -3197,45 +3197,6 @@ public:
return llvm::Intrinsic::getDeclaration(_module, id, {get_type<Types>()...});
}
// TODO: Support doubles
template <typename T, typename = std::enable_if_t<llvm_value_t<typename T::type>::esize == 32u && llvm_value_t<typename T::type>::is_float>>
auto fre(T a)
{
value_t<typename T::type> result;
const auto av = a.eval(m_ir);
result.value = m_ir->CreateCall(m_module->getOrInsertFunction("llvm.x86.sse.rcp.ps", av->getType(), av->getType()), {av});
return result;
}
template <typename T, typename = std::enable_if_t<llvm_value_t<typename T::type>::esize == 32u && llvm_value_t<typename T::type>::is_float>>
auto frsqe(T a)
{
value_t<typename T::type> result;
const auto av = a.eval(m_ir);
result.value = m_ir->CreateCall(m_module->getOrInsertFunction("llvm.x86.sse.rsqrt.ps", av->getType(), av->getType()), {av});
return result;
}
template <typename T, typename U, typename = std::enable_if_t<std::is_same_v<typename T::type, typename U::type> && llvm_value_t<typename T::type>::esize == 32u && llvm_value_t<typename T::type>::is_float>>
auto fmax(T a, U b)
{
value_t<typename T::type> result;
const auto av = a.eval(m_ir);
const auto bv = b.eval(m_ir);
result.value = m_ir->CreateCall(m_module->getOrInsertFunction("llvm.x86.sse.max.ps", av->getType(), av->getType(), av->getType()), {av, bv});
return result;
}
template <typename T, typename U, typename = std::enable_if_t<std::is_same_v<typename T::type, typename U::type> && llvm_value_t<typename T::type>::esize == 32u && llvm_value_t<typename T::type>::is_float>>
auto fmin(T a, U b)
{
value_t<typename T::type> result;
const auto av = a.eval(m_ir);
const auto bv = b.eval(m_ir);
result.value = m_ir->CreateCall(m_module->getOrInsertFunction("llvm.x86.sse.min.ps", av->getType(), av->getType(), av->getType()), {av, bv});
return result;
}
template <typename T1, typename T2>
value_t<u8[16]> gf2p8affineqb(T1 a, T2 b, u8 c)
{
@ -3428,6 +3389,30 @@ public:
return nullptr;
});
}
template <typename T, typename = std::enable_if_t<std::is_same_v<llvm_common_t<T>, f32[4]>>>
static auto fre(T&& a)
{
return llvm_calli<f32[4], T>{"llvm.x86.sse.rcp.ps", {std::forward<T>(a)}};
}
template <typename T, typename = std::enable_if_t<std::is_same_v<llvm_common_t<T>, f32[4]>>>
static auto frsqe(T&& a)
{
return llvm_calli<f32[4], T>{"llvm.x86.sse.rsqrt.ps", {std::forward<T>(a)}};
}
template <typename T, typename U, typename = std::enable_if_t<std::is_same_v<llvm_common_t<T, U>, f32[4]>>>
static auto fmax(T&& a, U&& b)
{
return llvm_calli<f32[4], T, U>{"llvm.x86.sse.max.ps", {std::forward<T>(a), std::forward<U>(b)}};
}
template <typename T, typename U, typename = std::enable_if_t<std::is_same_v<llvm_common_t<T, U>, f32[4]>>>
static auto fmin(T&& a, U&& b)
{
return llvm_calli<f32[4], T, U>{"llvm.x86.sse.min.ps", {std::forward<T>(a), std::forward<U>(b)}};
}
};
// Format llvm::SizeType