[OpenMP] Sema and parsing for 'target teams distribute parallel for’ pragma

This patch is to implement sema and parsing for 'target teams distribute parallel for’ pragma.

Differential Revision: https://reviews.llvm.org/D28160


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@290725 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 109 insertions, 0 deletions

diff --git a/test/OpenMP/target_teams_distribute_parallel_for_if_messages.cpp b/test/OpenMP/target_teams_distribute_parallel_for_if_messages.cpp
new file mode 100644
index 0000000000..82d39ac4ca
--- /dev/null
+++ b/test/OpenMP/target_teams_distribute_parallel_for_if_messages.cpp
@@ -0,0 +1,109 @@
+// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -ferror-limit 100 %s
+
+void foo() {
+}
+
+bool foobool(int argc) {
+  return argc;
+}
+
+struct S1; // expected-note {{declared here}}
+
+template <class T, class S> // expected-note {{declared here}}
+int tmain(T argc, S **argv) {
+  T i;
+#pragma omp target teams distribute parallel for if // expected-error {{expected '(' after 'if'}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if () // expected-error {{expected expression}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc > 0 ? argv[1] : argv[2])
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target teams distribute parallel for' cannot contain more than one 'if' clause}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (S) // expected-error {{'S' does not refer to a value}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(argc)
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel // expected-error {{use of undeclared identifier 'parallel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc)
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp target teams distribute parallel for'}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc) if (parallel:argc) // expected-error {{directive '#pragma omp target teams distribute parallel for' cannot contain more than one 'if' clause with 'parallel' name modifier}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(target : argc) if (target:argc) // expected-error {{directive '#pragma omp target teams distribute parallel for' cannot contain more than one 'if' clause with 'target' name modifier}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc) if (argc) // expected-error {{expected  'target' directive name modifier}} expected-note {{previous clause with directive name modifier specified here}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(target: argc) if (argc) // expected-error {{expected  'parallel' directive name modifier}} expected-note {{previous clause with directive name modifier specified here}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(distribute : argc) // expected-error {{directive name modifier 'distribute' is not allowed for '#pragma omp target teams distribute parallel for'}}
+  for (i = 0; i < argc; ++i) foo();
+
+  return 0;
+}
+
+int main(int argc, char **argv) {
+  int i;
+#pragma omp target teams distribute parallel for if // expected-error {{expected '(' after 'if'}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if () // expected-error {{expected expression}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc > 0 ? argv[1] : argv[2])
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp target teams distribute parallel for' cannot contain more than one 'if' clause}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (S1) // expected-error {{'S1' does not refer to a value}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (argc argc) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if (1 0) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel // expected-error {{use of undeclared identifier 'parallel'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc)
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc) if (for:argc) // expected-error {{directive name modifier 'for' is not allowed for '#pragma omp target teams distribute parallel for'}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc) if (parallel:argc) // expected-error {{directive '#pragma omp target teams distribute parallel for' cannot contain more than one 'if' clause with 'parallel' name modifier}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(target: argc) if (target:argc) // expected-error {{directive '#pragma omp target teams distribute parallel for' cannot contain more than one 'if' clause with 'target' name modifier}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(parallel : argc) if (argc) // expected-note {{previous clause with directive name modifier specified here}} expected-error {{expected  'target' directive name modifier}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(target: argc) if (argc) // expected-note {{previous clause with directive name modifier specified here}} expected-error {{expected  'parallel' directive name modifier}}
+  for (i = 0; i < argc; ++i) foo();
+#pragma omp target teams distribute parallel for if(distribute : argc) // expected-error {{directive name modifier 'distribute' is not allowed for '#pragma omp target teams distribute parallel for'}}
+  for (i = 0; i < argc; ++i) foo();
+
+  return tmain(argc, argv);
+}