forked from OSchip/llvm-project
[OPENMP] Allow ‘reduction’ clause on ‘omp simd’ directive.
llvm-svn: 212525
This commit is contained in:
Alexander Musman
parent
dcb8d9cc80
commit
af89c4e51f
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@ -95,13 +95,14 @@ OPENMP_PARALLEL_CLAUSE(shared)
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OPENMP_PARALLEL_CLAUSE(reduction)
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OPENMP_PARALLEL_CLAUSE(copyin)
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// FIXME: more clauses allowed for directive 'omp simd'.
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// Clauses allowed for directive 'omp simd'.
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OPENMP_SIMD_CLAUSE(private)
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OPENMP_SIMD_CLAUSE(lastprivate)
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OPENMP_SIMD_CLAUSE(linear)
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OPENMP_SIMD_CLAUSE(aligned)
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OPENMP_SIMD_CLAUSE(safelen)
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OPENMP_SIMD_CLAUSE(collapse)
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OPENMP_SIMD_CLAUSE(reduction)
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// TODO more clauses allowed for directive 'omp for'.
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OPENMP_FOR_CLAUSE(private)
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@ -459,6 +459,85 @@ void test_lastprivate()
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for (i = 0; i < 16; ++i) ;
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}
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void test_reduction()
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{
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int i, x, y;
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// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
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// expected-error@+2 {{expected identifier}}
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// expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
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#pragma omp simd reduction(
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected identifier}}
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// expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
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#pragma omp simd reduction()
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected expression}}
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// expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
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#pragma omp simd reduction(x)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected identifier}}
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#pragma omp simd reduction(:x)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
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// expected-error@+2 {{expected identifier}}
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// expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
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#pragma omp simd reduction(,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
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// expected-error@+2 {{expected expression}}
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// expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
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#pragma omp simd reduction(+
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for (i = 0; i < 16; ++i) ;
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// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
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//
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// expected-error@+1 {{expected expression}}
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#pragma omp simd reduction(+:
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd reduction(+:)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd reduction(+:,y)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd reduction(+:x,+:y)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected identifier}}
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// expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
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#pragma omp simd reduction(%:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(+:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(*:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(-:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(&:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(|:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(^:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(&&:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(||:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(max:x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd reduction(min:x)
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for (i = 0; i < 16; ++i) ;
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struct X { int x; };
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struct X X;
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// expected-error@+1 {{expected variable name}}
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#pragma omp simd reduction(+:X.x)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected variable name}}
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#pragma omp simd reduction(+:x+x)
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for (i = 0; i < 16; ++i) ;
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}
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void test_loop_messages()
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{
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float a[100], b[100], c[100];
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@ -0,0 +1,298 @@
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// RUN: %clang_cc1 -verify -fopenmp=libiomp5 %s
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void foo() {
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}
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bool foobool(int argc) {
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return argc;
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}
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struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
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extern S1 a;
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class S2 {
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mutable int a;
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S2 &operator+=(const S2 &arg) { return (*this); }
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public:
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S2() : a(0) {}
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S2(S2 &s2) : a(s2.a) {}
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static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
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static const float S2sc;
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};
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const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}}
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S2 b; // expected-note 2 {{'b' defined here}}
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const S2 ba[5]; // expected-note 2 {{'ba' defined here}}
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class S3 {
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int a;
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public:
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S3() : a(0) {}
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S3(const S3 &s3) : a(s3.a) {}
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S3 operator+=(const S3 &arg1) { return arg1; }
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};
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int operator+=(const S3 &arg1, const S3 &arg2) { return 5; }
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S3 c; // expected-note 2 {{'c' defined here}}
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const S3 ca[5]; // expected-note 2 {{'ca' defined here}}
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extern const int f; // expected-note 4 {{'f' declared here}}
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class S4 { // expected-note {{'S4' declared here}}
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int a;
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S4();
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S4(const S4 &s4);
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S4 &operator+=(const S4 &arg) { return (*this); }
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public:
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S4(int v) : a(v) {}
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};
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S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
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class S5 {
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int a;
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S5() : a(0) {}
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S5(const S5 &s5) : a(s5.a) {}
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S5 &operator+=(const S5 &arg);
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public:
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S5(int v) : a(v) {}
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};
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class S6 {
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int a;
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public:
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S6() : a(6) {}
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operator int() { return 6; }
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} o; // expected-note 2 {{'o' defined here}}
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S3 h, k;
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#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
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template <class T> // expected-note {{declared here}}
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T tmain(T argc) { // expected-note 2 {{'argc' defined here}}
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const T d = T(); // expected-note 4 {{'d' defined here}}
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const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
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T qa[5] = {T()};
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T i;
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T &j = i; // expected-note 4 {{'j' defined here}}
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S3 &p = k; // expected-note 2 {{'p' defined here}}
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const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}
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T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}
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T fl; // expected-note {{'fl' defined here}}
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#pragma omp simd reduction // expected-error {{expected '(' after 'reduction'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{variable of type 'float' is not valid for specified reduction operation}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{variable of type 'float' is not valid for specified reduction operation}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(&& : argc)
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(^ : T) // expected-error {{'T' does not refer to a value}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(min : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(max : qa[1]) // expected-error 2 {{expected variable name}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : ba) // expected-error {{a reduction variable with array type 'const S2 [5]'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(* : ca) // expected-error {{a reduction variable with array type 'const S3 [5]'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(- : da) // expected-error {{a reduction variable with array type 'const int [5]'}} expected-error {{a reduction variable with array type 'const float [5]'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(^ : fl) // expected-error {{variable of type 'float' is not valid for specified reduction operation}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : o) // expected-error {{variable of type 'class S6' is not valid for specified reduction operation}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : j), reduction(+ : q) // OK
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp parallel private(k)
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#pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp parallel shared(i)
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#pragma omp parallel reduction(min : i)
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#pragma omp simd reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp parallel private(fl)
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#pragma omp simd reduction(+ : fl)
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp parallel reduction(* : fl)
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#pragma omp simd reduction(+ : fl)
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for (int i = 0; i < 10; ++i)
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foo();
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return T();
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}
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int main(int argc, char **argv) {
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const int d = 5; // expected-note 2 {{'d' defined here}}
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const int da[5] = {0}; // expected-note {{'da' defined here}}
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int qa[5] = {0};
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S4 e(4); // expected-note {{'e' defined here}}
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S5 g(5); // expected-note {{'g' defined here}}
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int i;
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int &j = i; // expected-note 2 {{'j' defined here}}
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S3 &p = k; // expected-note 2 {{'p' defined here}}
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const int &r = da[i]; // expected-note {{'r' defined here}}
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int &q = qa[i]; // expected-note {{'q' defined here}}
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float fl; // expected-note {{'fl' defined here}}
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#pragma omp simd reduction // expected-error {{expected '(' after 'reduction'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp simd' are ignored}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(~ : argc) // expected-error {{expected unqualified-id}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(&& : argc)
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(min : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(max : argv[1]) // expected-error {{expected variable name}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(+ : ba) // expected-error {{a reduction variable with array type 'const S2 [5]'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(* : ca) // expected-error {{a reduction variable with array type 'const S3 [5]'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(- : da) // expected-error {{a reduction variable with array type 'const int [5]'}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(^ : fl) // expected-error {{variable of type 'float' is not valid for specified reduction operation}}
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for (int i = 0; i < 10; ++i)
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foo();
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#pragma omp simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
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for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp simd reduction(& : e, g) // expected-error {{reduction variable must have an accessible, unambiguous default constructor}} expected-error {{variable of type 'S5' is not valid for specified reduction operation}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp simd reduction(+ : o) // expected-error {{variable of type 'class S6' is not valid for specified reduction operation}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp parallel private(k)
|
||||
#pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp simd reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp simd reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp parallel shared(i)
|
||||
#pragma omp parallel reduction(min : i)
|
||||
#pragma omp simd reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp parallel private(fl)
|
||||
#pragma omp simd reduction(+ : fl)
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
#pragma omp parallel reduction(* : fl)
|
||||
#pragma omp simd reduction(+ : fl)
|
||||
for (int i = 0; i < 10; ++i)
|
||||
foo();
|
||||
|
||||
return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}}
|
||||
}
|
||||
Loading…
Reference in New Issue