clang/test/OpenMP/parallel_proc_bind_codegen.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple %itanium_abi_triple -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s
   2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple %itanium_abi_triple -fexceptions -fcxx-exceptions -emit-pch -o %t %s
   3 // RUN: %clang_cc1 -fopenmp -x c++ -triple %itanium_abi_triple -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
   4
   5 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple %itanium_abi_triple -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck --check-prefix SIMD-ONLY0 %s
   6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple %itanium_abi_triple -fexceptions -fcxx-exceptions -emit-pch -o %t %s
   7 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple %itanium_abi_triple -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
   8 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
   9 // expected-no-diagnostics
  10 #ifndef HEADER
  11 #define HEADER
  12
  13 typedef __INTPTR_TYPE__ intptr_t;
  14
  15 // CHECK-DAG: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, ptr }
  16 // CHECK-DAG: [[STR:@.+]] = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00"
  17 // CHECK-DAG: [[DEF_LOC_2:@.+]] = private unnamed_addr constant [[IDENT_T_TY]] { i32 0, i32 2, i32 0, i32 22, ptr [[STR]] }
  18
  19 void foo();
  20
  21 struct S {
  22   intptr_t a, b, c;
  23   S(intptr_t a) : a(a) {}
  24   operator char() { return a; }
  25   ~S() {}
  26 };
  27
  28 template <typename T>
  29 T tmain() {
  30 #pragma omp parallel proc_bind(master)
  31   foo();
  32   return T();
  33 }
  34
  35 int main() {
  36 #pragma omp parallel proc_bind(spread)
  37   foo();
  38 #pragma omp parallel proc_bind(close)
  39   foo();
  40   return tmain<int>();
  41 }
  42
  43 // CHECK-LABEL: @main
  44 // CHECK:       [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num(ptr [[DEF_LOC_2]])
  45 // CHECK:       call {{.*}}void @__kmpc_push_proc_bind(ptr [[DEF_LOC_2]], i32 [[GTID]], i32 4)
  46 // CHECK:       call {{.*}}void (ptr, i32, ptr, ...) @__kmpc_fork_call(
  47 // CHECK:       call {{.*}}void @__kmpc_push_proc_bind(ptr [[DEF_LOC_2]], i32 [[GTID]], i32 3)
  48 // CHECK:       call {{.*}}void (ptr, i32, ptr, ...) @__kmpc_fork_call(
  49
  50 // CHECK-LABEL: @{{.+}}tmain
  51 // CHECK:       [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num(ptr [[DEF_LOC_2]])
  52 // CHECK:       call {{.*}}void @__kmpc_push_proc_bind(ptr [[DEF_LOC_2]], i32 [[GTID]], i32 2)
  53 // CHECK:       call {{.*}}void (ptr, i32, ptr, ...) @__kmpc_fork_call(
  54 // CHECK:       ret i32 0
  55 // CHECK-NEXT:  }
  56
  57 #endif