1 files changed, 64 insertions, 0 deletions
diff --git a/libstdc++-v3/src/valarray-inst.cc b/libstdc++-v3/src/valarray-inst.cc
new file mode 100644
index 0000000..ce0f86f
--- /dev/null
+++ b/libstdc++-v3/src/valarray-inst.cc
@@ -0,0 +1,64 @@
+#include <bits/std_valarray.h>
+
+namespace std
+{
+    // Some explicit instanciations.
+    template void
+    __valarray_fill(size_t* __restrict__, size_t, const size_t&);
+
+    template void
+    __valarray_copy(const size_t* __restrict__, size_t, size_t* __restrict__);
+
+    template size_t
+    __valarray_product(const size_t* __restrict__, const size_t* __restrict__);
+
+    template valarray<size_t>::valarray(size_t);
+    template valarray<size_t>::valarray(const valarray<size_t>&);
+    template valarray<size_t>::~valarray();
+    template size_t valarray<size_t>::size() const;
+    template size_t& valarray<size_t>::operator[](size_t);
+
+
+    inline size_t
+    __valarray_product(const valarray<size_t>& __a)
+    {
+        // XXX: This ugly cast is necessary because
+        //      valarray::operator[]() const return a VALUE!
+        //      Try to get the committee to correct that gross error.
+        typedef const size_t* __restrict__ _Tp;
+        size_t __n = __a.size() - 1;
+        valarray<size_t>& __t = const_cast<valarray<size_t>&>(__a);
+        return __valarray_product(static_cast<_Tp>(&__t[0]),
+                                  static_cast<_Tp>(&__t[__n]));
+    }
+    
+    void __gslice_to_index(size_t __o, const valarray<size_t>& __l,
+                           const valarray<size_t>& __s,
+                           valarray<size_t>& __i)
+    {
+        size_t __n = __l.size();
+        size_t* const __t = static_cast<size_t*>
+            (__builtin_alloca(__n*sizeof(size_t)));
+        __valarray_fill(__t, __n, size_t(0));
+        const size_t __z = __i.size();
+        __valarray_fill(&__i[0], __z, __o);
+        for (size_t __j=0; __j<__z; ++__j) {
+            for (size_t __k=0; __k<__n; ++__k)
+                __i[__j] += __s[__k]*__t[__k];
+            ++__t[__n-1];
+            for (size_t __k=__n-1; __k; --__k) {
+                if (__t[__k] >= __l[__k]) {
+                    __t[__k] = 0;
+                    ++__t[__k-1];
+                }
+            }
+        }
+    }
+    
+    gslice::_Indexer::_Indexer(size_t __o, const valarray<size_t>& __s,
+                               const valarray<size_t>& __l)
+            : _M_count(1), _M_start(__o), _M_size(__s), _M_stride(__l),
+              _M_index(__l.size() ? __valarray_product(__l) : 0)
+    { __gslice_to_index(__o, __l, __s, _M_index); }
+
+}