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clang-p2996/clang/test/OpenMP/parallel_masked_taskloop_simd_linear_messages.cpp
Fazlay Rabbi 38bcd483dd [OpenMP] Initial parsing and semantic support for 'parallel masked taskloop simd' construct
This patch gives basic parsing and semantic support for
"parallel masked taskloop simd" construct introduced in
OpenMP 5.1 (section 2.16.10)

Differential Revision: https://reviews.llvm.org/D128946
2022-07-01 08:57:15 -07:00

270 lines
13 KiB
C++

// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
typedef void **omp_allocator_handle_t;
extern const omp_allocator_handle_t omp_null_allocator;
extern const omp_allocator_handle_t omp_default_mem_alloc;
extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
extern const omp_allocator_handle_t omp_const_mem_alloc;
extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
extern const omp_allocator_handle_t omp_pteam_mem_alloc;
extern const omp_allocator_handle_t omp_thread_mem_alloc;
void xxx(int argc) {
int i, lin, step; // expected-note {{initialize the variable 'lin' to silence this warning}} expected-note {{initialize the variable 'step' to silence this warning}}
#pragma omp parallel masked taskloop simd linear(i, lin : step) // expected-warning {{variable 'lin' is uninitialized when used here}} expected-warning {{variable 'step' is uninitialized when used here}}
for (i = 0; i < 10; ++i)
;
}
namespace X {
int x;
};
struct B {
static int ib; // expected-note {{'B::ib' declared here}}
static int bfoo() { return 8; }
};
int bfoo() { return 4; }
int z;
const int C1 = 1;
const int C2 = 2;
void test_linear_colons()
{
int B = 0;
#pragma omp parallel masked taskloop simd linear(B:bfoo())
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}
#pragma omp parallel masked taskloop simd linear(B::ib:B:bfoo())
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}}
#pragma omp parallel masked taskloop simd linear(B:ib)
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
#pragma omp parallel masked taskloop simd linear(z:B:ib)
for (int i = 0; i < 10; ++i) ;
#pragma omp parallel masked taskloop simd linear(B:B::bfoo())
for (int i = 0; i < 10; ++i) ;
#pragma omp parallel masked taskloop simd linear(X::x : ::z)
for (int i = 0; i < 10; ++i) ;
#pragma omp parallel masked taskloop simd linear(B,::z, X::x)
for (int i = 0; i < 10; ++i) ;
#pragma omp parallel masked taskloop simd linear(::z)
for (int i = 0; i < 10; ++i) ;
// expected-error@+1 {{expected variable name}}
#pragma omp parallel masked taskloop simd linear(B::bfoo())
for (int i = 0; i < 10; ++i) ;
#pragma omp parallel masked taskloop simd linear(B::ib,B:C1+C2)
for (int i = 0; i < 10; ++i) ;
}
template<int L, class T, class N> T test_template(T* arr, N num) {
N i;
T sum = (T)0;
T ind2 = - num * L; // expected-note {{'ind2' defined here}}
// expected-error@+1 {{argument of a linear clause should be of integral or pointer type}}
#pragma omp parallel masked taskloop simd linear(ind2:L)
for (i = 0; i < num; ++i) {
T cur = arr[(int)ind2];
ind2 += L;
sum += cur;
}
return T();
}
template<int LEN> int test_warn() {
int ind2 = 0;
// expected-warning@+1 {{zero linear step (ind2 should probably be const)}}
#pragma omp parallel masked taskloop simd linear(ind2:LEN)
for (int i = 0; i < 100; i++) {
ind2 += LEN;
}
return ind2;
}
struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
mutable int a;
public:
S2():a(0) { }
};
const S2 b; // expected-note 2 {{'b' defined here}}
const S2 ba[5];
class S3 {
int a;
public:
S3():a(0) { }
};
const S3 ca[5];
class S4 {
int a;
S4();
public:
S4(int v):a(v) { }
};
class S5 {
int a;
S5():a(0) {}
public:
S5(int v):a(v) { }
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
template<class I, class C> int foomain(I argc, C **argv) {
I e(4);
I g(5);
int i, z;
int &j = i;
#pragma omp parallel masked taskloop simd linear // expected-error {{expected '(' after 'linear'}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (val // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (uval( // expected-error {{expected expression}} expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (ref() // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (foo() // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear () // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (val argc // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (val(argc, // expected-error {{expected expression}} expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argc : 5) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k) ++k;
// expected-error@+2 {{linear variable with incomplete type 'S1'}}
// expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
#pragma omp parallel masked taskloop simd linear (val(a, b):B::ib)
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(ref(e, g)) // expected-error 2 {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'ref'}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(h, z) // expected-error {{threadprivate or thread local variable cannot be linear}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(uval(i)) // expected-error {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'uval'}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel
{
int v = 0;
int i;
#pragma omp parallel masked taskloop simd allocate(omp_thread_mem_alloc: v) linear(v:i) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'parallel masked taskloop simd' directive}}
for (int k = 0; k < argc; ++k) { i = k; v += i; }
}
#pragma omp parallel masked taskloop simd linear(ref(j))
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(uval(j))
for (int k = 0; k < argc; ++k) ++k;
int v = 0;
#pragma omp parallel masked taskloop simd linear(v:j)
for (int k = 0; k < argc; ++k) { ++k; v += j; }
#pragma omp parallel masked taskloop simd linear(i)
for (int k = 0; k < argc; ++k) ++k;
return 0;
}
namespace A {
double x;
#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
}
namespace C {
using A::x;
}
void linear_modifiers(int argc) {
int &f = argc;
#pragma omp parallel masked taskloop simd linear(f)
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(val(f))
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(uval(f))
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(ref(f))
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(foo(f)) // expected-error {{expected one of 'ref', val' or 'uval' modifiers}}
for (int k = 0; k < argc; ++k) ++k;
}
int f;
int main(int argc, char **argv) {
double darr[100];
// expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
test_template<-4>(darr, 4);
// expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
test_warn<0>();
S4 e(4); // expected-note {{'e' defined here}}
S5 g(5); // expected-note {{'g' defined here}}
int i, z;
int &j = i;
#pragma omp parallel masked taskloop simd linear(f) linear(f) // expected-error {{linear variable cannot be linear}} expected-note {{defined as linear}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear // expected-error {{expected '(' after 'linear'}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear () // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (val // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (ref()) // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (foo()) // expected-error {{expected expression}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argc, z)
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (S1) // expected-error {{'S1' does not refer to a value}}
for (int k = 0; k < argc; ++k) ++k;
// expected-error@+2 {{linear variable with incomplete type 'S1'}}
// expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
#pragma omp parallel masked taskloop simd linear(a, b)
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear (argv[1]) // expected-error {{expected variable name}}
for (int k = 0; k < argc; ++k) ++k;
// expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}}
// expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}}
#pragma omp parallel masked taskloop simd linear(val(e, g))
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}}
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel
{
int i;
#pragma omp parallel masked taskloop simd linear(val(i))
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(uval(i) : 4) // expected-error {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'uval'}}
for (int k = 0; k < argc; ++k) { ++k; i += 4; }
}
#pragma omp parallel masked taskloop simd linear(ref(j))
for (int k = 0; k < argc; ++k) ++k;
#pragma omp parallel masked taskloop simd linear(i)
for (int k = 0; k < argc; ++k) ++k;
foomain<int,char>(argc,argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
return 0;
}