c3ac76aa40
PR middle-end/91301 * gimplify.c (gimplify_omp_for): If for class iterator on distribute parallel for there is no data sharing clause on inner_for_stmt, look for private clause on combined parallel too and if found, move it to inner_for_stmt. * testsuite/libgomp.c++/for-27.C: New test. From-SVN: r273922
170 lines
5.6 KiB
C
170 lines
5.6 KiB
C
// { dg-do run }
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typedef __PTRDIFF_TYPE__ ptrdiff_t;
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extern "C" void abort ();
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int a[2000];
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template <typename T>
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class I
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{
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public:
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typedef ptrdiff_t difference_type;
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I ();
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~I ();
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I (T *);
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I (const I &);
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T &operator * ();
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T *operator -> ();
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T &operator [] (const difference_type &) const;
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I &operator = (const I &);
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I &operator ++ ();
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I operator ++ (int);
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I &operator -- ();
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I operator -- (int);
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I &operator += (const difference_type &);
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I &operator -= (const difference_type &);
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I operator + (const difference_type &) const;
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I operator - (const difference_type &) const;
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template <typename S> friend bool operator == (I<S> &, I<S> &);
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template <typename S> friend bool operator == (const I<S> &, const I<S> &);
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template <typename S> friend bool operator < (I<S> &, I<S> &);
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template <typename S> friend bool operator < (const I<S> &, const I<S> &);
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template <typename S> friend bool operator <= (I<S> &, I<S> &);
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template <typename S> friend bool operator <= (const I<S> &, const I<S> &);
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template <typename S> friend bool operator > (I<S> &, I<S> &);
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template <typename S> friend bool operator > (const I<S> &, const I<S> &);
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template <typename S> friend bool operator >= (I<S> &, I<S> &);
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template <typename S> friend bool operator >= (const I<S> &, const I<S> &);
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template <typename S> friend typename I<S>::difference_type operator - (I<S> &, I<S> &);
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template <typename S> friend typename I<S>::difference_type operator - (const I<S> &, const I<S> &);
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template <typename S> friend I<S> operator + (typename I<S>::difference_type , const I<S> &);
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private:
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T *p;
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};
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template <typename T> I<T>::I () : p (0) {}
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template <typename T> I<T>::~I () {}
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template <typename T> I<T>::I (T *x) : p (x) {}
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template <typename T> I<T>::I (const I &x) : p (x.p) {}
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template <typename T> T &I<T>::operator * () { return *p; }
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template <typename T> T *I<T>::operator -> () { return p; }
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template <typename T> T &I<T>::operator [] (const difference_type &x) const { return p[x]; }
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template <typename T> I<T> &I<T>::operator = (const I &x) { p = x.p; return *this; }
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template <typename T> I<T> &I<T>::operator ++ () { ++p; return *this; }
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template <typename T> I<T> I<T>::operator ++ (int) { return I (p++); }
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template <typename T> I<T> &I<T>::operator -- () { --p; return *this; }
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template <typename T> I<T> I<T>::operator -- (int) { return I (p--); }
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template <typename T> I<T> &I<T>::operator += (const difference_type &x) { p += x; return *this; }
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template <typename T> I<T> &I<T>::operator -= (const difference_type &x) { p -= x; return *this; }
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template <typename T> I<T> I<T>::operator + (const difference_type &x) const { return I (p + x); }
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template <typename T> I<T> I<T>::operator - (const difference_type &x) const { return I (p - x); }
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template <typename T> bool operator == (I<T> &x, I<T> &y) { return x.p == y.p; }
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template <typename T> bool operator == (const I<T> &x, const I<T> &y) { return x.p == y.p; }
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template <typename T> bool operator != (I<T> &x, I<T> &y) { return !(x == y); }
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template <typename T> bool operator != (const I<T> &x, const I<T> &y) { return !(x == y); }
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template <typename T> bool operator < (I<T> &x, I<T> &y) { return x.p < y.p; }
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template <typename T> bool operator < (const I<T> &x, const I<T> &y) { return x.p < y.p; }
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template <typename T> bool operator <= (I<T> &x, I<T> &y) { return x.p <= y.p; }
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template <typename T> bool operator <= (const I<T> &x, const I<T> &y) { return x.p <= y.p; }
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template <typename T> bool operator > (I<T> &x, I<T> &y) { return x.p > y.p; }
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template <typename T> bool operator > (const I<T> &x, const I<T> &y) { return x.p > y.p; }
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template <typename T> bool operator >= (I<T> &x, I<T> &y) { return x.p >= y.p; }
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template <typename T> bool operator >= (const I<T> &x, const I<T> &y) { return x.p >= y.p; }
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template <typename T> typename I<T>::difference_type operator - (I<T> &x, I<T> &y) { return x.p - y.p; }
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template <typename T> typename I<T>::difference_type operator - (const I<T> &x, const I<T> &y) { return x.p - y.p; }
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template <typename T> I<T> operator + (typename I<T>::difference_type x, const I<T> &y) { return I<T> (x + y.p); }
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template <typename T>
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class J
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{
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public:
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J(const I<T> &x, const I<T> &y) : b (x), e (y) {}
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const I<T> &begin ();
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const I<T> &end ();
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private:
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I<T> b, e;
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};
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template <typename T> const I<T> &J<T>::begin () { return b; }
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template <typename T> const I<T> &J<T>::end () { return e; }
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int results[2000];
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template <typename T>
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void
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baz (I<T> &i)
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{
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if (*i < 0 || *i >= 2000)
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abort ();
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results[*i]++;
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}
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static inline void
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baz (int i)
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{
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results[i]++;
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}
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void
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f1 ()
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{
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#pragma omp simd
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for (auto i : a)
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baz (i);
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}
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void
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f2 (const I<int> &x, const I<int> &y)
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{
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I<int> i;
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#pragma omp distribute parallel for
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for (i = x; i <= y; i += 6)
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baz (*i);
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}
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void
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f3 (const I<int> &x, const I<int> &y)
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{
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I<int> i;
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#pragma omp distribute parallel for private (i)
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for (i = x; i < y - 1; i = 1 - 6 + 7 + i)
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baz (*i);
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}
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void
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f4 (const I<int> &x, const I<int> &y)
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{
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I<int> i;
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#pragma omp teams distribute parallel for lastprivate (i)
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for (i = x + 2000 - 64; i > y + 10; --i)
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baz (*i);
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}
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#define check(expr) \
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for (int i = 0; i < 2000; i++) \
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if (expr) \
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{ \
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if (results[i] != 1) \
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abort (); \
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results[i] = 0; \
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} \
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else if (results[i]) \
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abort ()
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int
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main ()
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{
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for (int i = 0; i < 2000; i++)
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a[i] = i;
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f1 ();
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check (1);
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#pragma omp teams
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f2 (&a[10], &a[1990]);
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check (i >= 10 && i <= 1990 && (i - 10) % 6 == 0);
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#pragma omp teams
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f3 (&a[0], &a[1999]);
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check (i < 1998 && (i & 1) == 0);
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f4 (&a[0], &a[30]);
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check (i > 40 && i <= 2000 - 64);
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}
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