1 // RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
4 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=50 -ast-print %s -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
5 // RUN: %clang_cc1 -fopenmp -fopenmp-version=50 -x c++ -std=c++11 -emit-pch -o %t %s -DOMP5
6 // RUN: %clang_cc1 -fopenmp -fopenmp-version=50 -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
7
8 // RUN: %clang_cc1 -verify -fopenmp-simd -ast-print %s | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
9 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -emit-pch -o %t %s
10 // RUN: %clang_cc1 -fopenmp-simd -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s --check-prefix=CHECK --check-prefix=OMP45
11 // RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=50 -ast-print %s -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
12 // RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=50 -x c++ -std=c++11 -emit-pch -o %t %s -DOMP5
13 // RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=50 -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP50
14 // expected-no-diagnostics
15
16 #ifndef HEADER
17 #define HEADER
18
19 struct SS {
SSSS20 SS(): a(0) {}
SSSS21 SS(int v) : a(v) {}
22 int a;
23 typedef int type;
24 };
25
26 template <typename T>
27 class S7 : public T {
28 protected:
29 T *a;
30 T b[2];
S7()31 S7() : a(0) {}
32
33 public:
S7(typename T::type & v)34 S7(typename T::type &v) : a((T*)&v) {
35 #pragma omp simd aligned(a)
36 for (int k = 0; k < a->a; ++k)
37 ++this->a->a;
38 }
operator =(S7 & s)39 S7 &operator=(S7 &s) {
40 #pragma omp simd aligned(this->b : 8)
41 for (int k = 0; k < s.a->a; ++k)
42 ++s.a->a;
43 return *this;
44 }
45 };
46
47 // CHECK: #pragma omp simd aligned(this->a){{$}}
48 // CHECK: #pragma omp simd aligned(this->b: 8)
49 // CHECK: #pragma omp simd aligned(this->a)
50
51 class S8 : public S7<SS> {
S8()52 S8() {}
53
54 public:
S8(int v)55 S8(int v) : S7<SS>(v){
56 #pragma omp simd aligned(S7<SS>::a)
57 for (int k = 0; k < a->a; ++k)
58 ++this->a->a;
59 }
operator =(S8 & s)60 S8 &operator=(S8 &s) {
61 #pragma omp simd aligned(this->b: 4)
62 for (int k = 0; k < s.a->a; ++k)
63 ++s.a->a;
64 return *this;
65 }
66 };
67
68 // CHECK: #pragma omp simd aligned(this->S7<SS>::a)
69 // CHECK: #pragma omp simd aligned(this->b: 4)
70
foo()71 void foo() {}
72 int g_ind = 1;
reduct(T * arr,N num)73 template<class T, class N> T reduct(T* arr, N num) {
74 N i;
75 N ind;
76 N myind;
77 N &ref = i;
78 T sum = (T)0;
79 // CHECK: T sum = (T)0;
80 #pragma omp simd private(myind, g_ind), linear(ind), aligned(arr), linear(uval(ref))
81 // CHECK-NEXT: #pragma omp simd private(myind,g_ind) linear(ind) aligned(arr) linear(uval(ref))
82 for (i = 0; i < num; ++i) {
83 myind = ind;
84 T cur = arr[myind];
85 ind += g_ind;
86 sum += cur;
87 }
88 }
89
90 template<class T> struct S {
SS91 S(const T &a)
92 :m_a(a)
93 {}
resultS94 T result(T *v) const {
95 T res;
96 T val;
97 T lin = 0;
98 T &ref = res;
99 // CHECK: T res;
100 // CHECK: T val;
101 // CHECK: T lin = 0;
102 // CHECK: T &ref = res;
103 #pragma omp simd allocate(res) private(val) safelen(7) linear(lin : -5) lastprivate(res) simdlen(5) linear(ref(ref))
104 // CHECK-NEXT: #pragma omp simd allocate(res) private(val) safelen(7) linear(lin: -5) lastprivate(res) simdlen(5) linear(ref(ref))
105 for (T i = 7; i < m_a; ++i) {
106 val = v[i-7] + m_a;
107 res = val;
108 lin -= 5;
109 }
110 const T clen = 3;
111 // CHECK: T clen = 3;
112 #pragma omp simd safelen(clen-1) simdlen(clen-1)
113 // CHECK-NEXT: #pragma omp simd safelen(clen - 1) simdlen(clen - 1)
114 for(T i = clen+2; i < 20; ++i) {
115 // CHECK-NEXT: for (T i = clen + 2; i < 20; ++i) {
116 v[i] = v[v-clen] + 1;
117 // CHECK-NEXT: v[i] = v[v - clen] + 1;
118 }
119 // CHECK-NEXT: }
120 return res;
121 }
~SS122 ~S()
123 {}
124 T m_a;
125 };
126
127 template<int LEN> struct S2 {
funcS2128 static void func(int n, float *a, float *b, float *c) {
129 int k1 = 0, k2 = 0;
130 #pragma omp simd safelen(LEN) linear(k1,k2:LEN) aligned(a:LEN) simdlen(LEN) allocate(k1)
131 for(int i = 0; i < n; i++) {
132 c[i] = a[i] + b[i];
133 c[k1] = a[k1] + b[k1];
134 c[k2] = a[k2] + b[k2];
135 k1 = k1 + LEN;
136 k2 = k2 + LEN;
137 }
138 }
139 };
140
141 // S2<4>::func is called below in main.
142 // CHECK: template<> struct S2<4> {
143 // CHECK-NEXT: static void func(int n, float *a, float *b, float *c) {
144 // CHECK-NEXT: int k1 = 0, k2 = 0;
145 // CHECK-NEXT: #pragma omp simd safelen(4) linear(k1,k2: 4) aligned(a: 4) simdlen(4) allocate(k1)
146 // CHECK-NEXT: for (int i = 0; i < n; i++) {
147 // CHECK-NEXT: c[i] = a[i] + b[i];
148 // CHECK-NEXT: c[k1] = a[k1] + b[k1];
149 // CHECK-NEXT: c[k2] = a[k2] + b[k2];
150 // CHECK-NEXT: k1 = k1 + 4;
151 // CHECK-NEXT: k2 = k2 + 4;
152 // CHECK-NEXT: }
153 // CHECK-NEXT: }
154
main(int argc,char ** argv)155 int main (int argc, char **argv) {
156 int b = argc, c, d, e, f, g;
157 int k1=0,k2=0;
158 int &ref = b;
159 static int *a;
160 // CHECK: static int *a;
161 #pragma omp simd
162 // CHECK-NEXT: #pragma omp simd{{$}}
163 for (int i=0; i < 2; ++i)*a=2;
164 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
165 // CHECK-NEXT: *a = 2;
166 #ifdef OMP5
167 #pragma omp simd private(argc, b),lastprivate(d,f) collapse(2) aligned(a : 4) if(simd:a) nontemporal(argc, c, d) lastprivate(conditional: e, f) order(concurrent)
168 // OMP50-NEXT: #pragma omp simd private(argc,b) lastprivate(d,f) collapse(2) aligned(a: 4) if(simd: a) nontemporal(argc,c,d) lastprivate(conditional: e,f) order(concurrent)
169 #else
170 #pragma omp simd private(argc, b),lastprivate(d,f) collapse(2) aligned(a : 4)
171 // OMP45-NEXT: #pragma omp simd private(argc,b) lastprivate(d,f) collapse(2) aligned(a: 4)
172 #endif // OMP5
173 for (int i = 0; i < 10; ++i)
174 for (int j = 0; j < 10; ++j) {foo(); k1 += 8; k2 += 8;}
175 // CHECK-NEXT: for (int i = 0; i < 10; ++i)
176 // CHECK-NEXT: for (int j = 0; j < 10; ++j) {
177 // CHECK-NEXT: foo();
178 // CHECK-NEXT: k1 += 8;
179 // CHECK-NEXT: k2 += 8;
180 // CHECK-NEXT: }
181 for (int i = 0; i < 10; ++i)foo();
182 // CHECK-NEXT: for (int i = 0; i < 10; ++i)
183 // CHECK-NEXT: foo();
184 const int CLEN = 4;
185 // CHECK-NEXT: const int CLEN = 4;
186 #ifdef OMP5
187 #pragma omp simd aligned(a:CLEN) linear(a:CLEN) safelen(CLEN) collapse( 1 ) simdlen(CLEN) linear(val(ref): CLEN) if(a)
188 // OMP50-NEXT: #pragma omp simd aligned(a: CLEN) linear(a: CLEN) safelen(CLEN) collapse(1) simdlen(CLEN) linear(val(ref): CLEN) if(a)
189 #else
190 #pragma omp simd aligned(a:CLEN) linear(a:CLEN) safelen(CLEN) collapse( 1 ) simdlen(CLEN) linear(val(ref): CLEN)
191 // OMP45-NEXT: #pragma omp simd aligned(a: CLEN) linear(a: CLEN) safelen(CLEN) collapse(1) simdlen(CLEN) linear(val(ref): CLEN)
192 #endif // OMP5
193 for (int i = 0; i < 10; ++i)foo();
194 // CHECK-NEXT: for (int i = 0; i < 10; ++i)
195 // CHECK-NEXT: foo();
196
197 float arr[16];
198 S2<4>::func(0,arr,arr,arr);
199 return (0);
200 }
201
202 #endif
203