1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -ast-print %s | FileCheck %s 2 // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -emit-pch -o %t %s 3 // RUN: %clang_cc1 -fopenmp=libiomp5 -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s 4 // expected-no-diagnostics 5 6 #ifndef HEADER 7 #define HEADER 8 9 void foo() {} 10 int g_ind = 1; 11 template<class T, class N> T reduct(T* arr, N num) { 12 N i; 13 N ind; 14 N myind; 15 T sum = (T)0; 16 // CHECK: T sum = (T)0; 17 #pragma omp simd private(myind, g_ind) 18 // CHECK-NEXT: #pragma omp simd private(myind,g_ind) 19 for (i = 0; i < num; ++i) { 20 myind = ind; 21 T cur = arr[myind]; 22 ind += g_ind; 23 sum += cur; 24 } 25 } 26 27 template<class T> struct S { 28 S(const T &a) 29 :m_a(a) 30 {} 31 T result(T *v) const { 32 T res; 33 T val; 34 // CHECK: T res; 35 // CHECK: T val; 36 #pragma omp simd private(val) safelen(7) 37 // CHECK-NEXT: #pragma omp simd private(val) safelen(7) 38 for (T i = 7; i < m_a; ++i) { 39 val = v[i-7] + m_a; 40 res = val; 41 } 42 const T clen = 3; 43 // CHECK: T clen = 3; 44 #pragma omp simd safelen(clen-1) 45 // CHECK-NEXT: #pragma omp simd safelen(clen - 1) 46 for(T i = clen+2; i < 20; ++i) { 47 // CHECK-NEXT: for (T i = clen + 2; i < 20; ++i) { 48 v[i] = v[v-clen] + 1; 49 // CHECK-NEXT: v[i] = v[v - clen] + 1; 50 } 51 // CHECK-NEXT: } 52 return res; 53 } 54 ~S() 55 {} 56 T m_a; 57 }; 58 59 template<int LEN> struct S2 { 60 static void func(int n, float *a, float *b, float *c) { 61 #pragma omp simd safelen(LEN) 62 for(int i = 0; i < n; i++) { 63 c[i] = a[i] + b[i]; 64 } 65 } 66 }; 67 68 // S2<4>::func is called below in main. 69 // CHECK: template <int LEN = 4> struct S2 { 70 // CHECK-NEXT: static void func(int n, float *a, float *b, float *c) { 71 // CHECK-NEXT: #pragma omp simd safelen(4) 72 // CHECK-NEXT: for (int i = 0; i < n; i++) { 73 // CHECK-NEXT: c[i] = a[i] + b[i]; 74 // CHECK-NEXT: } 75 // CHECK-NEXT: } 76 77 int main (int argc, char **argv) { 78 int b = argc, c, d, e, f, g; 79 int k1=0,k2=0; 80 static int *a; 81 // CHECK: static int *a; 82 #pragma omp simd 83 // CHECK-NEXT: #pragma omp simd 84 for (int i=0; i < 2; ++i)*a=2; 85 // CHECK-NEXT: for (int i = 0; i < 2; ++i) 86 // CHECK-NEXT: *a = 2; 87 #pragma omp simd private(argc, b) 88 for (int i = 0; i < 10; ++i) 89 for (int j = 0; j < 10; ++j) {foo(); k1 += 8; k2 += 8;} 90 // CHECK-NEXT: #pragma omp simd private(argc,b) 91 // CHECK-NEXT: for (int i = 0; i < 10; ++i) 92 // CHECK-NEXT: for (int j = 0; j < 10; ++j) { 93 // CHECK-NEXT: foo(); 94 // CHECK-NEXT: k1 += 8; 95 // CHECK-NEXT: k2 += 8; 96 // CHECK-NEXT: } 97 for (int i = 0; i < 10; ++i)foo(); 98 // CHECK-NEXT: for (int i = 0; i < 10; ++i) 99 // CHECK-NEXT: foo(); 100 const int CLEN = 4; 101 // CHECK-NEXT: const int CLEN = 4; 102 #pragma omp simd safelen(CLEN) 103 // CHECK-NEXT: #pragma omp simd safelen(CLEN) 104 for (int i = 0; i < 10; ++i)foo(); 105 // CHECK-NEXT: for (int i = 0; i < 10; ++i) 106 // CHECK-NEXT: foo(); 107 108 float arr[16]; 109 S2<4>::func(0,arr,arr,arr); 110 return (0); 111 } 112 113 #endif 114