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--- inst/include/Eigen/src/Core/arch/AltiVec/MathFunctions.h.orig 2021-08-18 20:41:58 UTC
+++ inst/include/Eigen/src/Core/arch/AltiVec/MathFunctions.h
@@ -40,16 +40,14 @@ Packet4f pcos<Packet4f>(const Packet4f& _x)
return pcos_float(_x);
}
+#ifdef __VSX__
#ifndef EIGEN_COMP_CLANG
template<> EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS EIGEN_UNUSED
Packet4f prsqrt<Packet4f>(const Packet4f& x)
{
return vec_rsqrt(x);
}
-#endif
-#ifdef __VSX__
-#ifndef EIGEN_COMP_CLANG
template<> EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS EIGEN_UNUSED
Packet2d prsqrt<Packet2d>(const Packet2d& x)
{
@@ -73,6 +71,26 @@ template<> EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEF
Packet2d pexp<Packet2d>(const Packet2d& _x)
{
return pexp_double(_x);
+}
+
+template<> EIGEN_STRONG_INLINE Packet8bf psqrt<Packet8bf> (const Packet8bf& a){
+ BF16_TO_F32_UNARY_OP_WRAPPER(psqrt<Packet4f>, a);
+}
+
+#ifndef EIGEN_COMP_CLANG
+template<> EIGEN_STRONG_INLINE Packet8bf prsqrt<Packet8bf> (const Packet8bf& a){
+ BF16_TO_F32_UNARY_OP_WRAPPER(prsqrt<Packet4f>, a);
+}
+#endif
+#else
+template<> EIGEN_DEFINE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS
+Packet4f psqrt<Packet4f>(const Packet4f& x)
+{
+ Packet4f a;
+ for (Index i = 0; i < packet_traits<float>::size; i++) {
+ a[i] = numext::sqrt(x[i]);
+ }
+ return a;
}
#endif
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