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implement ploaddup for altivec and add respective unit test

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This commit is contained in:
Gael Guennebaud
2011-02-23 18:20:55 +03:00
parent a00aaf7f7e
commit 955c099eb5
3 changed files with 29 additions and 2 deletions
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12
test/packetmath.cpp
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@@ -126,8 +126,8 @@ template<typename Scalar> void packetmath()
RealScalar refvalue = 0;
for (int i=0; i<size; ++i)
{
data1[i] = internal::random<Scalar>()/PacketSize;
data2[i] = internal::random<Scalar>()/PacketSize;
data1[i] = internal::random<Scalar>()/RealScalar(PacketSize);
data2[i] = internal::random<Scalar>()/RealScalar(PacketSize);
refvalue = std::max(refvalue,internal::abs(data1[i]));
}
@@ -179,6 +179,14 @@ template<typename Scalar> void packetmath()
VERIFY(areApprox(ref, data2, PacketSize) && "internal::pset1");
VERIFY(internal::isApprox(data1[0], internal::pfirst(internal::pload<Packet>(data1))) && "internal::pfirst");
if(PacketSize>1)
{
for(int i=0;i<PacketSize/2;++i)
ref[2*i+0] = ref[2*i+1] = data1[i];
internal::pstore(data2,internal::ploaddup<Packet>(data1));
VERIFY(areApprox(ref, data2, PacketSize) && "ploaddup");
}
ref[0] = 0;
for (int i=0; i<PacketSize; ++i)