1 // RUN: %clang_cc1 -verify -fopenmp -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s 2 // RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -emit-pch -o %t %s 3 // RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s 4 5 // RUN: %clang_cc1 -verify -fopenmp-simd -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s 6 // RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -emit-pch -o %t %s 7 // RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -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 11 #ifndef HEADER 12 #define HEADER 13 14 // CHECK: [[KMP_DIM:%.+]] = type { i64, i64, i64 } 15 extern int n; 16 int a[10], b[10], c[10], d[10]; 17 void foo(); 18 19 // CHECK-LABEL: @main() 20 int main() { 21 int i; 22 // CHECK: [[DIMS:%.+]] = alloca [[KMP_DIM]], 23 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]]) 24 // CHECK: icmp 25 // CHECK-NEXT: br i1 % 26 // CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8* 27 // CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 24, i1 false) 28 // CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 1 29 // CHECK: store i64 %{{.+}}, i64* % 30 // CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIMS]], i32 0, i32 2 31 // CHECK: store i64 1, i64* % 32 // CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIMS]] to i8* 33 // CHECK: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 1, i8* [[CAST]]) 34 // CHECK: call void @__kmpc_for_static_init_4( 35 #pragma omp for ordered(1) 36 for (i = 0; i < n; ++i) { 37 a[i] = b[i] + 1; 38 foo(); 39 // CHECK: call void [[FOO:.+]]( 40 // CHECK: load i32, i32* [[CNT:%.+]], 41 // CHECK-NEXT: sext i32 %{{.+}} to i64 42 // CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]], 43 // CHECK-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID]], i64* [[TMP]]) 44 #pragma omp ordered depend(source) 45 c[i] = c[i] + 1; 46 foo(); 47 // CHECK: call void [[FOO]] 48 // CHECK: load i32, i32* [[CNT]], 49 // CHECK-NEXT: sub nsw i32 %{{.+}}, 2 50 // CHECK-NEXT: sext i32 %{{.+}} to i64 51 // CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP:%.+]], 52 // CHECK-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]]) 53 #pragma omp ordered depend(sink : i - 2) 54 d[i] = a[i - 2]; 55 } 56 // CHECK: call void @__kmpc_for_static_fini( 57 // CHECK: call void @__kmpc_doacross_fini([[IDENT]], i32 [[GTID]]) 58 // CHECK: ret i32 0 59 return 0; 60 } 61 #endif // HEADER 62