1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-unknown-unknown -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
4 
5 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-unknown-unknown -emit-pch -o %t %s
7 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-unknown-unknown -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 void foo();
14 void bar();
15 
16 // CHECK: define{{.*}} void @{{.*}}baz{{.*}}(i32 %n)
baz(int n)17 void baz(int n) {
18   static float a[10];
19   static double b;
20 
21   // CHECK: call i8* @llvm.stacksave()
22   // CHECK: [[A_BUF_SIZE:%.+]] = mul nuw i64 10, [[NUM_ELEMS:%[^,]+]]
23 
24   // float a_buffer[10][n];
25   // CHECK: [[A_BUF:%.+]] = alloca float, i64 [[A_BUF_SIZE]],
26   // CHECK: [[B_BUF:%.+]] = alloca double, i64 10,
27 
28   // CHECK: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(
29 
30   // CHECK: [[A_BUF_SIZE:%.+]] = mul nuw i64 10, [[NUM_ELEMS:%[^,]+]]
31 
32   // float a_buffer[10][n];
33   // CHECK: [[A_BUF:%.+]] = alloca float, i64 [[A_BUF_SIZE]],
34 
35   // double b_buffer[10];
36   // CHECK: [[B_BUF:%.+]] = alloca double, i64 10,
37   // CHECK: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(
38   // CHECK: call void @llvm.stackrestore(i8*
39 
40 #pragma omp parallel for simd reduction(inscan, +:a[:n], b)
41   for (int i = 0; i < 10; ++i) {
42     // CHECK: call void @__kmpc_for_static_init_4(
43     // CHECK: call i8* @llvm.stacksave()
44     // CHECK: store float 0.000000e+00, float* %
45     // CHECK: store double 0.000000e+00, double* [[B_PRIV_ADDR:%.+]],
46     // CHECK: br label %[[DISPATCH:[^,]+]]
47     // CHECK: [[INPUT_PHASE:.+]]:
48     // CHECK: call void @{{.+}}foo{{.+}}()
49 
50     // a_buffer[i][0..n] = a_priv[[0..n];
51     // CHECK: [[BASE_IDX_I:%.+]] = load i32, i32* [[IV_ADDR:%.+]],
52     // CHECK: [[BASE_IDX:%.+]] = zext i32 [[BASE_IDX_I]] to i64
53     // CHECK: [[IDX:%.+]] = mul nsw i64 [[BASE_IDX]], [[NUM_ELEMS:%.+]]
54     // CHECK: [[A_BUF_IDX:%.+]] = getelementptr inbounds float, float* [[A_BUF:%.+]], i64 [[IDX]]
55     // CHECK: [[A_PRIV:%.+]] = getelementptr inbounds [10 x float], [10 x float]* [[A_PRIV_ADDR:%.+]], i64 0, i64 0
56     // CHECK: [[BYTES:%.+]] = mul nuw i64 [[NUM_ELEMS:%.+]], 4
57     // CHECK: [[DEST:%.+]] = bitcast float* [[A_BUF_IDX]] to i8*
58     // CHECK: [[SRC:%.+]] = bitcast float* [[A_PRIV]] to i8*
59     // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}[[DEST]], i8* {{.*}}[[SRC]], i64 [[BYTES]], i1 false)
60 
61     // b_buffer[i] = b_priv;
62     // CHECK: [[B_BUF_IDX:%.+]] = getelementptr inbounds double, double* [[B_BUF:%.+]], i64 [[BASE_IDX]]
63     // CHECK: [[B_PRIV:%.+]] = load double, double* [[B_PRIV_ADDR]],
64     // CHECK: store double [[B_PRIV]], double* [[B_BUF_IDX]],
65     // CHECK: br label %[[LOOP_CONTINUE:.+]]
66 
67     // CHECK: [[DISPATCH]]:
68     // CHECK: br label %[[INPUT_PHASE]]
69     // CHECK: [[LOOP_CONTINUE]]:
70     // CHECK: call void @llvm.stackrestore(i8* %
71     // CHECK: call void @__kmpc_for_static_fini(
72     // CHECK: call void @__kmpc_barrier(
73     foo();
74 #pragma omp scan inclusive(a[:n], b)
75     // CHECK: [[LOG2_10:%.+]] = call double @llvm.log2.f64(double 1.000000e+01)
76     // CHECK: [[CEIL_LOG2_10:%.+]] = call double @llvm.ceil.f64(double [[LOG2_10]])
77     // CHECK: [[CEIL_LOG2_10_INT:%.+]] = fptoui double [[CEIL_LOG2_10]] to i32
78     // CHECK: br label %[[OUTER_BODY:[^,]+]]
79     // CHECK: [[OUTER_BODY]]:
80     // CHECK: [[K:%.+]] = phi i32 [ 0, %{{.+}} ], [ [[K_NEXT:%.+]], %{{.+}} ]
81     // CHECK: [[K2POW:%.+]] = phi i64 [ 1, %{{.+}} ], [ [[K2POW_NEXT:%.+]], %{{.+}} ]
82     // CHECK: [[CMP:%.+]] = icmp uge i64 9, [[K2POW]]
83     // CHECK: br i1 [[CMP]], label %[[INNER_BODY:[^,]+]], label %[[INNER_EXIT:[^,]+]]
84     // CHECK: [[INNER_BODY]]:
85     // CHECK: [[I:%.+]] = phi i64 [ 9, %[[OUTER_BODY]] ], [ [[I_PREV:%.+]], %{{.+}} ]
86 
87     // a_buffer[i] += a_buffer[i-pow(2, k)];
88     // CHECK: [[IDX:%.+]] = mul nsw i64 [[I]], [[NUM_ELEMS]]
89     // CHECK: [[A_BUF_IDX:%.+]] = getelementptr inbounds float, float* [[A_BUF]], i64 [[IDX]]
90     // CHECK: [[IDX_SUB_K2POW:%.+]] = sub nuw i64 [[I]], [[K2POW]]
91     // CHECK: [[IDX:%.+]] = mul nsw i64 [[IDX_SUB_K2POW]], [[NUM_ELEMS]]
92     // CHECK: [[A_BUF_IDX_SUB_K2POW:%.+]] = getelementptr inbounds float, float* [[A_BUF]], i64 [[IDX]]
93     // CHECK: [[B_BUF_IDX:%.+]] = getelementptr inbounds double, double* [[B_BUF]], i64 [[I]]
94     // CHECK: [[IDX_SUB_K2POW:%.+]] = sub nuw i64 [[I]], [[K2POW]]
95     // CHECK: [[B_BUF_IDX_SUB_K2POW:%.+]] = getelementptr inbounds double, double* [[B_BUF]], i64 [[IDX_SUB_K2POW]]
96     // CHECK: [[A_BUF_END:%.+]] = getelementptr float, float* [[A_BUF_IDX]], i64 [[NUM_ELEMS]]
97     // CHECK: [[ISEMPTY:%.+]] = icmp eq float* [[A_BUF_IDX]], [[A_BUF_END]]
98     // CHECK: br i1 [[ISEMPTY]], label %[[RED_DONE:[^,]+]], label %[[RED_BODY:[^,]+]]
99     // CHECK: [[RED_BODY]]:
100     // CHECK: [[A_BUF_IDX_SUB_K2POW_ELEM:%.+]] = phi float* [ [[A_BUF_IDX_SUB_K2POW]], %[[INNER_BODY]] ], [ [[A_BUF_IDX_SUB_K2POW_NEXT:%.+]], %[[RED_BODY]] ]
101     // CHECK: [[A_BUF_IDX_ELEM:%.+]] = phi float* [ [[A_BUF_IDX]], %[[INNER_BODY]] ], [ [[A_BUF_IDX_NEXT:%.+]], %[[RED_BODY]] ]
102     // CHECK: [[A_BUF_IDX_VAL:%.+]] = load float, float* [[A_BUF_IDX_ELEM]],
103     // CHECK: [[A_BUF_IDX_SUB_K2POW_VAL:%.+]] = load float, float* [[A_BUF_IDX_SUB_K2POW_ELEM]],
104     // CHECK: [[RED:%.+]] = fadd float [[A_BUF_IDX_VAL]], [[A_BUF_IDX_SUB_K2POW_VAL]]
105     // CHECK: store float [[RED]], float* [[A_BUF_IDX_ELEM]],
106     // CHECK: [[A_BUF_IDX_NEXT]] = getelementptr float, float* [[A_BUF_IDX_ELEM]], i32 1
107     // CHECK: [[A_BUF_IDX_SUB_K2POW_NEXT]] = getelementptr float, float* [[A_BUF_IDX_SUB_K2POW_ELEM]], i32 1
108     // CHECK: [[DONE:%.+]] = icmp eq float* [[A_BUF_IDX_NEXT]], [[A_BUF_END]]
109     // CHECK: br i1 [[DONE]], label %[[RED_DONE]], label %[[RED_BODY]]
110     // CHECK: [[RED_DONE]]:
111 
112     // b_buffer[i] += b_buffer[i-pow(2, k)];
113     // CHECK: [[B_BUF_IDX_VAL:%.+]] = load double, double* [[B_BUF_IDX]],
114     // CHECK: [[B_BUF_IDX_SUB_K2POW_VAL:%.+]] = load double, double* [[B_BUF_IDX_SUB_K2POW]],
115     // CHECK: [[RED:%.+]] = fadd double [[B_BUF_IDX_VAL]], [[B_BUF_IDX_SUB_K2POW_VAL]]
116     // CHECK: store double [[RED]], double* [[B_BUF_IDX]],
117 
118     // --i;
119     // CHECK: [[I_PREV:%.+]] = sub nuw i64 [[I]], 1
120     // CHECK: [[CMP:%.+]] = icmp uge i64 [[I_PREV]], [[K2POW]]
121     // CHECK: br i1 [[CMP]], label %[[INNER_BODY]], label %[[INNER_EXIT]]
122     // CHECK: [[INNER_EXIT]]:
123 
124     // ++k;
125     // CHECK: [[K_NEXT]] = add nuw i32 [[K]], 1
126     // k2pow <<= 1;
127     // CHECK: [[K2POW_NEXT]] = shl nuw i64 [[K2POW]], 1
128     // CHECK: [[CMP:%.+]] = icmp ne i32 [[K_NEXT]], [[CEIL_LOG2_10_INT]]
129     // CHECK: br i1 [[CMP]], label %[[OUTER_BODY]], label %[[OUTER_EXIT:[^,]+]]
130     // CHECK: [[OUTER_EXIT]]:
131     bar();
132     // CHECK: call void @__kmpc_for_static_init_4(
133     // CHECK: call i8* @llvm.stacksave()
134     // CHECK: store float 0.000000e+00, float* %
135     // CHECK: store double 0.000000e+00, double* [[B_PRIV_ADDR:%.+]],
136     // CHECK: br label %[[DISPATCH:[^,]+]]
137 
138     // Skip the before scan body.
139     // CHECK: call void @{{.+}}foo{{.+}}()
140 
141     // CHECK: [[EXIT_INSCAN:[^,]+]]:
142     // CHECK: br label %[[LOOP_CONTINUE:[^,]+]]
143 
144     // CHECK: [[DISPATCH]]:
145     // a_priv[[0..n] = a_buffer[i][0..n];
146     // CHECK: [[BASE_IDX_I:%.+]] = load i32, i32* [[IV_ADDR:%.+]],
147     // CHECK: [[BASE_IDX:%.+]] = zext i32 [[BASE_IDX_I]] to i64
148     // CHECK: [[IDX:%.+]] = mul nsw i64 [[BASE_IDX]], [[NUM_ELEMS]]
149     // CHECK: [[A_BUF_IDX:%.+]] = getelementptr inbounds float, float* [[A_BUF]], i64 [[IDX]]
150     // CHECK: [[A_PRIV:%.+]] = getelementptr inbounds [10 x float], [10 x float]* [[A_PRIV_ADDR:%.+]], i64 0, i64 0
151     // CHECK: [[BYTES:%.+]] = mul nuw i64 [[NUM_ELEMS:%.+]], 4
152     // CHECK: [[DEST:%.+]] = bitcast float* [[A_PRIV]] to i8*
153     // CHECK: [[SRC:%.+]] = bitcast float* [[A_BUF_IDX]] to i8*
154     // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}[[DEST]], i8* {{.*}}[[SRC]], i64 [[BYTES]], i1 false)
155 
156     // b_priv = b_buffer[i];
157     // CHECK: [[B_BUF_IDX:%.+]] = getelementptr inbounds double, double* [[B_BUF]], i64 [[BASE_IDX]]
158     // CHECK: [[B_BUF_IDX_VAL:%.+]] = load double, double* [[B_BUF_IDX]],
159     // CHECK: store double [[B_BUF_IDX_VAL]], double* [[B_PRIV_ADDR]],
160     // CHECK: br label %[[SCAN_PHASE:[^,]+]]
161 
162     // CHECK: [[SCAN_PHASE]]:
163     // CHECK: call void @{{.+}}bar{{.+}}()
164     // CHECK: br label %[[EXIT_INSCAN]]
165 
166     // CHECK: [[LOOP_CONTINUE]]:
167     // CHECK: call void @llvm.stackrestore(i8* %
168     // CHECK: call void @__kmpc_for_static_fini(
169   }
170 
171 #pragma omp parallel for simd reduction(inscan, +:a[:n], b)
172   for (int i = 0; i < 10; ++i) {
173     // CHECK: call void @__kmpc_for_static_init_4(
174     // CHECK: call i8* @llvm.stacksave()
175     // CHECK: store float 0.000000e+00, float* %
176     // CHECK: store double 0.000000e+00, double* [[B_PRIV_ADDR:%.+]],
177     // CHECK: br label %[[DISPATCH:[^,]+]]
178 
179     // Skip the before scan body.
180     // CHECK: call void @{{.+}}foo{{.+}}()
181 
182     // CHECK: [[EXIT_INSCAN:[^,]+]]:
183 
184     // a_buffer[i][0..n] = a_priv[[0..n];
185     // CHECK: [[BASE_IDX_I:%.+]] = load i32, i32* [[IV_ADDR:%.+]],
186     // CHECK: [[BASE_IDX:%.+]] = zext i32 [[BASE_IDX_I]] to i64
187     // CHECK: [[IDX:%.+]] = mul nsw i64 [[BASE_IDX]], [[NUM_ELEMS:%.+]]
188     // CHECK: [[A_BUF_IDX:%.+]] = getelementptr inbounds float, float* [[A_BUF:%.+]], i64 [[IDX]]
189     // CHECK: [[A_PRIV:%.+]] = getelementptr inbounds [10 x float], [10 x float]* [[A_PRIV_ADDR:%.+]], i64 0, i64 0
190     // CHECK: [[BYTES:%.+]] = mul nuw i64 [[NUM_ELEMS:%.+]], 4
191     // CHECK: [[DEST:%.+]] = bitcast float* [[A_BUF_IDX]] to i8*
192     // CHECK: [[SRC:%.+]] = bitcast float* [[A_PRIV]] to i8*
193     // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}[[DEST]], i8* {{.*}}[[SRC]], i64 [[BYTES]], i1 false)
194 
195     // b_buffer[i] = b_priv;
196     // CHECK: [[B_BUF_IDX:%.+]] = getelementptr inbounds double, double* [[B_BUF:%.+]], i64 [[BASE_IDX]]
197     // CHECK: [[B_PRIV:%.+]] = load double, double* [[B_PRIV_ADDR]],
198     // CHECK: store double [[B_PRIV]], double* [[B_BUF_IDX]],
199     // CHECK: br label %[[LOOP_CONTINUE:[^,]+]]
200 
201     // CHECK: [[DISPATCH]]:
202     // CHECK: br label %[[INPUT_PHASE:[^,]+]]
203 
204     // CHECK: [[INPUT_PHASE]]:
205     // CHECK: call void @{{.+}}bar{{.+}}()
206     // CHECK: br label %[[EXIT_INSCAN]]
207 
208     // CHECK: [[LOOP_CONTINUE]]:
209     // CHECK: call void @llvm.stackrestore(i8* %
210     // CHECK: call void @__kmpc_for_static_fini(
211     // CHECK: call void @__kmpc_barrier(
212     foo();
213 #pragma omp scan exclusive(a[:n], b)
214     // CHECK: [[LOG2_10:%.+]] = call double @llvm.log2.f64(double 1.000000e+01)
215     // CHECK: [[CEIL_LOG2_10:%.+]] = call double @llvm.ceil.f64(double [[LOG2_10]])
216     // CHECK: [[CEIL_LOG2_10_INT:%.+]] = fptoui double [[CEIL_LOG2_10]] to i32
217     // CHECK: br label %[[OUTER_BODY:[^,]+]]
218     // CHECK: [[OUTER_BODY]]:
219     // CHECK: [[K:%.+]] = phi i32 [ 0, %{{.+}} ], [ [[K_NEXT:%.+]], %{{.+}} ]
220     // CHECK: [[K2POW:%.+]] = phi i64 [ 1, %{{.+}} ], [ [[K2POW_NEXT:%.+]], %{{.+}} ]
221     // CHECK: [[CMP:%.+]] = icmp uge i64 9, [[K2POW]]
222     // CHECK: br i1 [[CMP]], label %[[INNER_BODY:[^,]+]], label %[[INNER_EXIT:[^,]+]]
223     // CHECK: [[INNER_BODY]]:
224     // CHECK: [[I:%.+]] = phi i64 [ 9, %[[OUTER_BODY]] ], [ [[I_PREV:%.+]], %{{.+}} ]
225 
226     // a_buffer[i] += a_buffer[i-pow(2, k)];
227     // CHECK: [[IDX:%.+]] = mul nsw i64 [[I]], [[NUM_ELEMS]]
228     // CHECK: [[A_BUF_IDX:%.+]] = getelementptr inbounds float, float* [[A_BUF]], i64 [[IDX]]
229     // CHECK: [[IDX_SUB_K2POW:%.+]] = sub nuw i64 [[I]], [[K2POW]]
230     // CHECK: [[IDX:%.+]] = mul nsw i64 [[IDX_SUB_K2POW]], [[NUM_ELEMS]]
231     // CHECK: [[A_BUF_IDX_SUB_K2POW:%.+]] = getelementptr inbounds float, float* [[A_BUF]], i64 [[IDX]]
232     // CHECK: [[B_BUF_IDX:%.+]] = getelementptr inbounds double, double* [[B_BUF]], i64 [[I]]
233     // CHECK: [[IDX_SUB_K2POW:%.+]] = sub nuw i64 [[I]], [[K2POW]]
234     // CHECK: [[B_BUF_IDX_SUB_K2POW:%.+]] = getelementptr inbounds double, double* [[B_BUF]], i64 [[IDX_SUB_K2POW]]
235     // CHECK: [[A_BUF_END:%.+]] = getelementptr float, float* [[A_BUF_IDX]], i64 [[NUM_ELEMS]]
236     // CHECK: [[ISEMPTY:%.+]] = icmp eq float* [[A_BUF_IDX]], [[A_BUF_END]]
237     // CHECK: br i1 [[ISEMPTY]], label %[[RED_DONE:[^,]+]], label %[[RED_BODY:[^,]+]]
238     // CHECK: [[RED_BODY]]:
239     // CHECK: [[A_BUF_IDX_SUB_K2POW_ELEM:%.+]] = phi float* [ [[A_BUF_IDX_SUB_K2POW]], %[[INNER_BODY]] ], [ [[A_BUF_IDX_SUB_K2POW_NEXT:%.+]], %[[RED_BODY]] ]
240     // CHECK: [[A_BUF_IDX_ELEM:%.+]] = phi float* [ [[A_BUF_IDX]], %[[INNER_BODY]] ], [ [[A_BUF_IDX_NEXT:%.+]], %[[RED_BODY]] ]
241     // CHECK: [[A_BUF_IDX_VAL:%.+]] = load float, float* [[A_BUF_IDX_ELEM]],
242     // CHECK: [[A_BUF_IDX_SUB_K2POW_VAL:%.+]] = load float, float* [[A_BUF_IDX_SUB_K2POW_ELEM]],
243     // CHECK: [[RED:%.+]] = fadd float [[A_BUF_IDX_VAL]], [[A_BUF_IDX_SUB_K2POW_VAL]]
244     // CHECK: store float [[RED]], float* [[A_BUF_IDX_ELEM]],
245     // CHECK: [[A_BUF_IDX_NEXT]] = getelementptr float, float* [[A_BUF_IDX_ELEM]], i32 1
246     // CHECK: [[A_BUF_IDX_SUB_K2POW_NEXT]] = getelementptr float, float* [[A_BUF_IDX_SUB_K2POW_ELEM]], i32 1
247     // CHECK: [[DONE:%.+]] = icmp eq float* [[A_BUF_IDX_NEXT]], [[A_BUF_END]]
248     // CHECK: br i1 [[DONE]], label %[[RED_DONE]], label %[[RED_BODY]]
249     // CHECK: [[RED_DONE]]:
250 
251     // b_buffer[i] += b_buffer[i-pow(2, k)];
252     // CHECK: [[B_BUF_IDX_VAL:%.+]] = load double, double* [[B_BUF_IDX]],
253     // CHECK: [[B_BUF_IDX_SUB_K2POW_VAL:%.+]] = load double, double* [[B_BUF_IDX_SUB_K2POW]],
254     // CHECK: [[RED:%.+]] = fadd double [[B_BUF_IDX_VAL]], [[B_BUF_IDX_SUB_K2POW_VAL]]
255     // CHECK: store double [[RED]], double* [[B_BUF_IDX]],
256 
257     // --i;
258     // CHECK: [[I_PREV:%.+]] = sub nuw i64 [[I]], 1
259     // CHECK: [[CMP:%.+]] = icmp uge i64 [[I_PREV]], [[K2POW]]
260     // CHECK: br i1 [[CMP]], label %[[INNER_BODY]], label %[[INNER_EXIT]]
261     // CHECK: [[INNER_EXIT]]:
262 
263     // ++k;
264     // CHECK: [[K_NEXT]] = add nuw i32 [[K]], 1
265     // k2pow <<= 1;
266     // CHECK: [[K2POW_NEXT]] = shl nuw i64 [[K2POW]], 1
267     // CHECK: [[CMP:%.+]] = icmp ne i32 [[K_NEXT]], [[CEIL_LOG2_10_INT]]
268     // CHECK: br i1 [[CMP]], label %[[OUTER_BODY]], label %[[OUTER_EXIT:[^,]+]]
269     // CHECK: [[OUTER_EXIT]]:
270     bar();
271     // CHECK: call void @__kmpc_for_static_init_4(
272     // CHECK: call i8* @llvm.stacksave()
273     // CHECK: store float 0.000000e+00, float* %
274     // CHECK: store double 0.000000e+00, double* [[B_PRIV_ADDR:%.+]],
275     // CHECK: br label %[[DISPATCH:[^,]+]]
276 
277     // CHECK: [[SCAN_PHASE:.+]]:
278     // CHECK: call void @{{.+}}foo{{.+}}()
279     // CHECK: br label %[[LOOP_CONTINUE:.+]]
280 
281     // CHECK: [[DISPATCH]]:
282     // if (i >0)
283     //   a_priv[[0..n] = a_buffer[i-1][0..n];
284     // CHECK: [[BASE_IDX_I:%.+]] = load i32, i32* [[IV_ADDR:%.+]],
285     // CHECK: [[BASE_IDX:%.+]] = zext i32 [[BASE_IDX_I]] to i64
286     // CHECK: [[CMP:%.+]] = icmp eq i64 [[BASE_IDX]], 0
287     // CHECK: br i1 [[CMP]], label %[[IF_DONE:[^,]+]], label %[[IF_THEN:[^,]+]]
288     // CHECK: [[IF_THEN]]:
289     // CHECK: [[BASE_IDX_SUB_1:%.+]] = sub nuw i64 [[BASE_IDX]], 1
290     // CHECK: [[IDX:%.+]] = mul nsw i64 [[BASE_IDX_SUB_1]], [[NUM_ELEMS]]
291     // CHECK: [[A_BUF_IDX:%.+]] = getelementptr inbounds float, float* [[A_BUF]], i64 [[IDX]]
292     // CHECK: [[A_PRIV:%.+]] = getelementptr inbounds [10 x float], [10 x float]* [[A_PRIV_ADDR:%.+]], i64 0, i64 0
293     // CHECK: [[BYTES:%.+]] = mul nuw i64 [[NUM_ELEMS:%.+]], 4
294     // CHECK: [[DEST:%.+]] = bitcast float* [[A_PRIV]] to i8*
295     // CHECK: [[SRC:%.+]] = bitcast float* [[A_BUF_IDX]] to i8*
296     // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* {{.*}}[[DEST]], i8* {{.*}}[[SRC]], i64 [[BYTES]], i1 false)
297 
298     // b_priv = b_buffer[i];
299     // CHECK: [[B_BUF_IDX:%.+]] = getelementptr inbounds double, double* [[B_BUF]], i64 [[BASE_IDX_SUB_1]]
300     // CHECK: [[B_BUF_IDX_VAL:%.+]] = load double, double* [[B_BUF_IDX]],
301     // CHECK: store double [[B_BUF_IDX_VAL]], double* [[B_PRIV_ADDR]],
302     // CHECK: br label %[[SCAN_PHASE]]
303 
304     // CHECK: [[LOOP_CONTINUE]]:
305     // CHECK: call void @llvm.stackrestore(i8* %
306     // CHECK: call void @__kmpc_for_static_fini(
307   }
308 }
309 
310 // CHECK: !{!"llvm.loop.vectorize.enable", i1 true}
311 
312 #endif
313 
314