[OpenMP] Sema and parsing for 'target simd' pragma

This patch is to implement sema and parsing for 'target simd' pragma.

Differential Revision: https://reviews.llvm.org/D22479

llvm-svn: 276203

1 files changed, 40 insertions, 0 deletions

diff --git a/clang/test/OpenMP/target_simd_device_messages.cpp b/clang/test/OpenMP/target_simd_device_messages.cpp
new file mode 100644
index 00000000000..1e9afc3bb17
--- /dev/null
+++ b/clang/test/OpenMP/target_simd_device_messages.cpp
@@ -0,0 +1,40 @@
+// RUN: %clang_cc1 -verify -fopenmp %s
+
+void foo() {
+}
+
+bool foobool(int argc) {
+  return argc;
+}
+
+struct S1; // expected-note {{declared here}}
+
+int main(int argc, char **argv) {
+  int i;
+  #pragma omp target simd device // expected-error {{expected '(' after 'device'}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device () // expected-error {{expected expression}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (argc)) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (argc > 0 ? argv[1] : argv[2]) // expected-error {{expression must have integral or unscoped enumeration type, not 'char *'}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (argc + argc)
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (argc), device (argc+1) // expected-error {{directive '#pragma omp target simd' cannot contain more than one 'device' clause}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (S1) // expected-error {{'S1' does not refer to a value}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (-2) // expected-error {{argument to 'device' clause must be a non-negative integer value}}
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (-10u)
+  for (i = 0; i < argc; ++i) foo();
+  #pragma omp target simd device (3.14) // expected-error {{expression must have integral or unscoped enumeration type, not 'double'}}
+  for (i = 0; i < argc; ++i) foo();
+
+  return 0;
+}