1 files changed, 117 insertions, 0 deletions
diff --git a/math/R-cran-RcppEigen/files/patch-inst_include_Eigen_src_Core_arch_AltiVec_PacketMath.h b/math/R-cran-RcppEigen/files/patch-inst_include_Eigen_src_Core_arch_AltiVec_PacketMath.h
new file mode 100644
index 000000000000..ea37c9fe6a2b
--- /dev/null
+++ b/math/R-cran-RcppEigen/files/patch-inst_include_Eigen_src_Core_arch_AltiVec_PacketMath.h
@@ -0,0 +1,117 @@
+--- inst/include/Eigen/src/Core/arch/AltiVec/PacketMath.h.orig	2021-08-18 20:41:58 UTC
++++ inst/include/Eigen/src/Core/arch/AltiVec/PacketMath.h
+@@ -175,16 +175,19 @@ struct packet_traits<float> : default_packet_traits {
+ #else
+     HasRsqrt = 0,
+ #endif
++    HasTanh = EIGEN_FAST_MATH,
++    HasErf = EIGEN_FAST_MATH,
++    HasRint = 1,
+ #else
+     HasSqrt = 0,
+     HasRsqrt = 0,
+-    HasTanh = EIGEN_FAST_MATH,
+-    HasErf = EIGEN_FAST_MATH,
++    HasTanh = 0,
++    HasErf = 0,
++    HasRint = 0,
+ #endif
+     HasRound = 1,
+     HasFloor = 1,
+     HasCeil = 1,
+-    HasRint = 1,
+     HasNegate = 1,
+     HasBlend = 1
+   };
+@@ -217,16 +220,17 @@ struct packet_traits<bfloat16> : default_packet_traits
+ #else
+     HasRsqrt = 0,
+ #endif
++    HasRint = 1,
+ #else
+     HasSqrt = 0,
+     HasRsqrt = 0,
+-    HasTanh = EIGEN_FAST_MATH,
+-    HasErf = EIGEN_FAST_MATH,
++    HasRint = 0,
+ #endif
++    HasTanh = 0,
++    HasErf = 0,
+     HasRound = 1,
+     HasFloor = 1,
+     HasCeil = 1,
+-    HasRint = 1,
+     HasNegate = 1,
+     HasBlend = 1
+   };
+@@ -872,19 +876,29 @@ template<> EIGEN_STRONG_INLINE Packet4f pcmp_lt_or_nan
+   return vec_nor(c,c);
+ }
+ 
++#ifdef __VSX__
+ template<> EIGEN_STRONG_INLINE Packet4i pcmp_le(const Packet4i& a, const Packet4i& b) { return reinterpret_cast<Packet4i>(vec_cmple(a,b)); }
++#endif
+ template<> EIGEN_STRONG_INLINE Packet4i pcmp_lt(const Packet4i& a, const Packet4i& b) { return reinterpret_cast<Packet4i>(vec_cmplt(a,b)); }
+ template<> EIGEN_STRONG_INLINE Packet4i pcmp_eq(const Packet4i& a, const Packet4i& b) { return reinterpret_cast<Packet4i>(vec_cmpeq(a,b)); }
++#ifdef __VSX__
+ template<> EIGEN_STRONG_INLINE Packet8s pcmp_le(const Packet8s& a, const Packet8s& b) { return reinterpret_cast<Packet8s>(vec_cmple(a,b)); }
++#endif
+ template<> EIGEN_STRONG_INLINE Packet8s pcmp_lt(const Packet8s& a, const Packet8s& b) { return reinterpret_cast<Packet8s>(vec_cmplt(a,b)); }
+ template<> EIGEN_STRONG_INLINE Packet8s pcmp_eq(const Packet8s& a, const Packet8s& b) { return reinterpret_cast<Packet8s>(vec_cmpeq(a,b)); }
++#ifdef __VSX__
+ template<> EIGEN_STRONG_INLINE Packet8us pcmp_le(const Packet8us& a, const Packet8us& b) { return reinterpret_cast<Packet8us>(vec_cmple(a,b)); }
++#endif
+ template<> EIGEN_STRONG_INLINE Packet8us pcmp_lt(const Packet8us& a, const Packet8us& b) { return reinterpret_cast<Packet8us>(vec_cmplt(a,b)); }
+ template<> EIGEN_STRONG_INLINE Packet8us pcmp_eq(const Packet8us& a, const Packet8us& b) { return reinterpret_cast<Packet8us>(vec_cmpeq(a,b)); }
++#ifdef __VSX__
+ template<> EIGEN_STRONG_INLINE Packet16c pcmp_le(const Packet16c& a, const Packet16c& b) { return reinterpret_cast<Packet16c>(vec_cmple(a,b)); }
++#endif
+ template<> EIGEN_STRONG_INLINE Packet16c pcmp_lt(const Packet16c& a, const Packet16c& b) { return reinterpret_cast<Packet16c>(vec_cmplt(a,b)); }
+ template<> EIGEN_STRONG_INLINE Packet16c pcmp_eq(const Packet16c& a, const Packet16c& b) { return reinterpret_cast<Packet16c>(vec_cmpeq(a,b)); }
++#ifdef __VSX__
+ template<> EIGEN_STRONG_INLINE Packet16uc pcmp_le(const Packet16uc& a, const Packet16uc& b) { return reinterpret_cast<Packet16uc>(vec_cmple(a,b)); }
++#endif
+ template<> EIGEN_STRONG_INLINE Packet16uc pcmp_lt(const Packet16uc& a, const Packet16uc& b) { return reinterpret_cast<Packet16uc>(vec_cmplt(a,b)); }
+ template<> EIGEN_STRONG_INLINE Packet16uc pcmp_eq(const Packet16uc& a, const Packet16uc& b) { return reinterpret_cast<Packet16uc>(vec_cmpeq(a,b)); }
+ 
+@@ -937,6 +951,7 @@ template<> EIGEN_STRONG_INLINE Packet4f pround<Packet4
+ }
+ template<> EIGEN_STRONG_INLINE Packet4f pceil<Packet4f>(const  Packet4f& a) { return vec_ceil(a); }
+ template<> EIGEN_STRONG_INLINE Packet4f pfloor<Packet4f>(const Packet4f& a) { return vec_floor(a); }
++#ifdef __VSX__
+ template<> EIGEN_STRONG_INLINE Packet4f print<Packet4f>(const Packet4f& a)
+ {
+     Packet4f res;
+@@ -947,6 +962,7 @@ template<> EIGEN_STRONG_INLINE Packet4f print<Packet4f
+ 
+     return res;
+ }
++#endif
+ 
+ template<typename Packet> EIGEN_STRONG_INLINE Packet ploadu_common(const __UNPACK_TYPE__(Packet)* from)
+ {
+@@ -1341,12 +1357,6 @@ template<> EIGEN_STRONG_INLINE Packet8bf psub<Packet8b
+   BF16_TO_F32_BINARY_OP_WRAPPER(psub<Packet4f>, a, b);
+ }
+ 
+-template<> EIGEN_STRONG_INLINE Packet8bf psqrt<Packet8bf> (const Packet8bf& a){
+-  BF16_TO_F32_UNARY_OP_WRAPPER(vec_sqrt, a);
+-}
+-template<> EIGEN_STRONG_INLINE Packet8bf prsqrt<Packet8bf> (const Packet8bf& a){
+-  BF16_TO_F32_UNARY_OP_WRAPPER(prsqrt<Packet4f>, a);
+-}
+ template<> EIGEN_STRONG_INLINE Packet8bf pexp<Packet8bf> (const Packet8bf& a){
+   BF16_TO_F32_UNARY_OP_WRAPPER(pexp_float, a);
+ }
+@@ -1390,9 +1400,11 @@ template<> EIGEN_STRONG_INLINE Packet8bf pceil<Packet8
+ template<> EIGEN_STRONG_INLINE Packet8bf pround<Packet8bf> (const Packet8bf& a){
+   BF16_TO_F32_UNARY_OP_WRAPPER(pround<Packet4f>, a);
+ }
++#ifdef __VSX__
+ template<> EIGEN_STRONG_INLINE Packet8bf print<Packet8bf> (const Packet8bf& a){
+   BF16_TO_F32_UNARY_OP_WRAPPER(print<Packet4f>, a);
+ }
++#endif
+ template<> EIGEN_STRONG_INLINE Packet8bf pmadd(const Packet8bf& a, const Packet8bf& b, const Packet8bf& c) {
+   Packet4f a_even = Bf16ToF32Even(a);
+   Packet4f a_odd = Bf16ToF32Odd(a);