1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s 2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s 3 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -debug-info-kind=limited -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s 4 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm %s -o - | FileCheck %s --check-prefix=TERM_DEBUG 5 // REQUIRES: x86-registered-target 6 // expected-no-diagnostics 7 #ifndef HEADER 8 #define HEADER 9 10 long long get_val() { return 0; } 11 double *g_ptr; 12 13 // CHECK-LABEL: define {{.*void}} @{{.*}}simple{{.*}}(float* {{.+}}, float* {{.+}}, float* {{.+}}, float* {{.+}}) 14 void simple(float *a, float *b, float *c, float *d) { 15 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 16 // CHECK: [[K0:%.+]] = call {{.*}}i64 @{{.*}}get_val 17 // CHECK-NEXT: store i64 [[K0]], i64* [[K_VAR:%[^,]+]] 18 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 19 // CHECK: store i32 12, i32* [[LIN_VAR:%[^,]+]] 20 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 21 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 22 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 23 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 24 // CHECK: store i32 -1, i32* [[A:%.+]], 25 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 26 // CHECK: store i32 -1, i32* [[R:%[^,]+]], 27 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 28 #pragma omp parallel for simd 29 // CHECK: call void @__kmpc_for_static_init_4(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i32* [[LB:%[^,]+]], i32* [[UB:%[^,]+]], i32* [[STRIDE:%[^,]+]], i32 1, i32 1) 30 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 31 // CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], 5 32 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 33 // CHECK: [[TRUE]] 34 // CHECK: br label %[[SWITCH:[^,]+]] 35 // CHECK: [[FALSE]] 36 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 37 // CHECK: br label %[[SWITCH]] 38 // CHECK: [[SWITCH]] 39 // CHECK: [[UP:%.+]] = phi i32 [ 5, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 40 // CHECK: store i32 [[UP]], i32* [[UB]], 41 // CHECK: [[LB_VAL:%.+]] = load i32, i32* [[LB]], 42 // CHECK: store i32 [[LB_VAL]], i32* [[OMP_IV:%[^,]+]], 43 44 // CHECK: [[IV:%.+]] = load i32, i32* [[OMP_IV]] 45 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]] 46 // CHECK-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB_VAL]] 47 // CHECK-NEXT: br i1 [[CMP]], label %[[SIMPLE_LOOP1_BODY:.+]], label %[[SIMPLE_LOOP1_END:[^,]+]] 48 for (int i = 3; i < 32; i += 5) { 49 // CHECK: [[SIMPLE_LOOP1_BODY]] 50 // Start of body: calculate i from IV: 51 // CHECK: [[IV1_1:%.+]] = load i32, i32* [[OMP_IV]] 52 // CHECK: [[CALC_I_1:%.+]] = mul nsw i32 [[IV1_1]], 5 53 // CHECK-NEXT: [[CALC_I_2:%.+]] = add nsw i32 3, [[CALC_I_1]] 54 // CHECK-NEXT: store i32 [[CALC_I_2]], i32* [[LC_I:.+]] 55 // ... loop body ... 56 // End of body: store into a[i]: 57 // CHECK: store float [[RESULT:%.+]], float* 58 a[i] = b[i] * c[i] * d[i]; 59 // CHECK: [[IV1_2:%.+]] = load i32, i32* [[OMP_IV]] 60 // CHECK-NEXT: [[ADD1_2:%.+]] = add nsw i32 [[IV1_2]], 1 61 // CHECK-NEXT: store i32 [[ADD1_2]], i32* [[OMP_IV]] 62 // br label %{{.+}}, !llvm.loop !{{.+}} 63 } 64 // CHECK: [[SIMPLE_LOOP1_END]] 65 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 66 67 long long k = get_val(); 68 69 #pragma omp parallel for simd linear(k : 3) schedule(dynamic) 70 // CHECK: [[K0LOAD:%.+]] = load i64, i64* [[K_VAR:%[^,]+]] 71 // CHECK-NEXT: store i64 [[K0LOAD]], i64* [[LIN0:%[^,]+]] 72 73 // CHECK: call void @__kmpc_dispatch_init_4(%ident_t* {{.+}}, i32 %{{.+}}, i32 35, i32 0, i32 8, i32 1, i32 1) 74 // CHECK: [[NEXT:%.+]] = call i32 @__kmpc_dispatch_next_4(%ident_t* {{.+}}, i32 %{{.+}}, i32* %{{.+}}, i32* [[LB:%.+]], i32* [[UB:%.+]], i32* %{{.+}}) 75 // CHECK: [[COND:%.+]] = icmp ne i32 [[NEXT]], 0 76 // CHECK: br i1 [[COND]], label %[[CONT:.+]], label %[[END:.+]] 77 // CHECK: [[CONT]] 78 // CHECK: [[LB_VAL:%.+]] = load i32, i32* [[LB]], 79 // CHECK: store i32 [[LB_VAL]], i32* [[OMP_IV2:%[^,]+]], 80 81 // CHECK: [[IV2:%.+]] = load i32, i32* [[OMP_IV2]]{{.*}}!llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID:[0-9]+]] 82 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]]{{.*}}!llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID]] 83 // CHECK-NEXT: [[CMP2:%.+]] = icmp sle i32 [[IV2]], [[UB_VAL]] 84 // CHECK-NEXT: br i1 [[CMP2]], label %[[SIMPLE_LOOP2_BODY:.+]], label %[[SIMPLE_LOOP2_END:[^,]+]] 85 for (int i = 10; i > 1; i--) { 86 // CHECK: [[SIMPLE_LOOP2_BODY]] 87 // Start of body: calculate i from IV: 88 // CHECK: [[IV2_0:%.+]] = load i32, i32* [[OMP_IV2]]{{.*}}!llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID]] 89 // FIXME: It is interesting, why the following "mul 1" was not constant folded? 90 // CHECK-NEXT: [[IV2_1:%.+]] = mul nsw i32 [[IV2_0]], 1 91 // CHECK-NEXT: [[LC_I_1:%.+]] = sub nsw i32 10, [[IV2_1]] 92 // CHECK-NEXT: store i32 [[LC_I_1]], i32* {{.+}}, !llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID]] 93 // 94 // CHECK-NEXT: [[LIN0_1:%.+]] = load i64, i64* [[LIN0]]{{.*}}!llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID]] 95 // CHECK-NEXT: [[IV2_2:%.+]] = load i32, i32* [[OMP_IV2]]{{.*}}!llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID]] 96 // CHECK-NEXT: [[LIN_MUL1:%.+]] = mul nsw i32 [[IV2_2]], 3 97 // CHECK-NEXT: [[LIN_EXT1:%.+]] = sext i32 [[LIN_MUL1]] to i64 98 // CHECK-NEXT: [[LIN_ADD1:%.+]] = add nsw i64 [[LIN0_1]], [[LIN_EXT1]] 99 // Update of the privatized version of linear variable! 100 // CHECK-NEXT: store i64 [[LIN_ADD1]], i64* [[K_PRIVATIZED:%[^,]+]] 101 a[k]++; 102 k = k + 3; 103 // CHECK: [[IV2_2:%.+]] = load i32, i32* [[OMP_IV2]]{{.*}}!llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID]] 104 // CHECK-NEXT: [[ADD2_2:%.+]] = add nsw i32 [[IV2_2]], 1 105 // CHECK-NEXT: store i32 [[ADD2_2]], i32* [[OMP_IV2]]{{.*}}!llvm.mem.parallel_loop_access ![[SIMPLE_LOOP2_ID]] 106 // br label {{.+}}, !llvm.loop ![[SIMPLE_LOOP2_ID]] 107 } 108 // CHECK: [[SIMPLE_LOOP2_END]] 109 // 110 // Update linear vars after loop, as the loop was operating on a private version. 111 // CHECK: [[LIN0_2:%.+]] = load i64, i64* [[LIN0]] 112 // CHECK-NEXT: [[LIN_ADD2:%.+]] = add nsw i64 [[LIN0_2]], 27 113 // CHECK-NEXT: store i64 [[LIN_ADD2]], i64* %{{.+}} 114 115 int lin = 12; 116 #pragma omp parallel for simd linear(lin : get_val()), linear(g_ptr) 117 118 // Init linear private var. 119 // CHECK: [[LIN_VAR:%.+]] = load i32*, i32** % 120 // CHECK: [[LIN_LOAD:%.+]] = load i32, i32* [[LIN_VAR]] 121 // CHECK-NEXT: store i32 [[LIN_LOAD]], i32* [[LIN_START:%[^,]+]] 122 // Remember linear step. 123 // CHECK: [[CALL_VAL:%.+]] = invoke 124 // CHECK: store i64 [[CALL_VAL]], i64* [[LIN_STEP:%[^,]+]] 125 126 // CHECK: [[GLIN_LOAD:%.+]] = load double*, double** [[GLIN_VAR:%.+]], 127 // CHECK-NEXT: store double* [[GLIN_LOAD]], double** [[GLIN_START:%[^,]+]] 128 129 // CHECK: call void @__kmpc_for_static_init_8u(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i64* [[LB:%[^,]+]], i64* [[UB:%[^,]+]], i64* [[STRIDE:%[^,]+]], i64 1, i64 1) 130 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 131 // CHECK: [[CMP:%.+]] = icmp ugt i64 [[UB_VAL]], 3 132 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 133 // CHECK: [[TRUE]] 134 // CHECK: br label %[[SWITCH:[^,]+]] 135 // CHECK: [[FALSE]] 136 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 137 // CHECK: br label %[[SWITCH]] 138 // CHECK: [[SWITCH]] 139 // CHECK: [[UP:%.+]] = phi i64 [ 3, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 140 // CHECK: store i64 [[UP]], i64* [[UB]], 141 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]], 142 // CHECK: store i64 [[LB_VAL]], i64* [[OMP_IV3:%[^,]+]], 143 144 // CHECK: [[IV3:%.+]] = load i64, i64* [[OMP_IV3]] 145 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]] 146 // CHECK-NEXT: [[CMP3:%.+]] = icmp ule i64 [[IV3]], [[UB_VAL]] 147 // CHECK-NEXT: br i1 [[CMP3]], label %[[SIMPLE_LOOP3_BODY:.+]], label %[[SIMPLE_LOOP3_END:[^,]+]] 148 for (unsigned long long it = 2000; it >= 600; it-=400) { 149 // CHECK: [[SIMPLE_LOOP3_BODY]] 150 // Start of body: calculate it from IV: 151 // CHECK: [[IV3_0:%.+]] = load i64, i64* [[OMP_IV3]] 152 // CHECK-NEXT: [[LC_IT_1:%.+]] = mul i64 [[IV3_0]], 400 153 // CHECK-NEXT: [[LC_IT_2:%.+]] = sub i64 2000, [[LC_IT_1]] 154 // CHECK-NEXT: store i64 [[LC_IT_2]], i64* {{.+}} 155 // 156 // Linear start and step are used to calculate current value of the linear variable. 157 // CHECK: [[LINSTART:.+]] = load i32, i32* [[LIN_START]] 158 // CHECK: [[LINSTEP:.+]] = load i64, i64* [[LIN_STEP]] 159 // CHECK-NOT: store i32 {{.+}}, i32* [[LIN_VAR]] 160 // CHECK: [[GLINSTART:.+]] = load double*, double** [[GLIN_START]] 161 // CHECK-NEXT: [[IV3_1:%.+]] = load i64, i64* [[OMP_IV3]] 162 // CHECK-NEXT: [[MUL:%.+]] = mul i64 [[IV3_1]], 1 163 // CHECK: [[GEP:%.+]] = getelementptr{{.*}}[[GLINSTART]] 164 // CHECK-NEXT: store double* [[GEP]], double** [[G_PTR_CUR:%[^,]+]] 165 *g_ptr++ = 0.0; 166 // CHECK: [[GEP_VAL:%.+]] = load double{{.*}}[[G_PTR_CUR]] 167 // CHECK: store double{{.*}}[[GEP_VAL]] 168 a[it + lin]++; 169 // CHECK: [[FLT_INC:%.+]] = fadd float 170 // CHECK-NEXT: store float [[FLT_INC]], 171 // CHECK: [[IV3_2:%.+]] = load i64, i64* [[OMP_IV3]] 172 // CHECK-NEXT: [[ADD3_2:%.+]] = add i64 [[IV3_2]], 1 173 // CHECK-NEXT: store i64 [[ADD3_2]], i64* [[OMP_IV3]] 174 } 175 // CHECK: [[SIMPLE_LOOP3_END]] 176 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 177 // 178 // Linear start and step are used to calculate final value of the linear variables. 179 // CHECK: [[LINSTART:.+]] = load i32, i32* [[LIN_START]] 180 // CHECK: [[LINSTEP:.+]] = load i64, i64* [[LIN_STEP]] 181 // CHECK: store i32 {{.+}}, i32* [[LIN_VAR]], 182 // CHECK: [[GLINSTART:.+]] = load double*, double** [[GLIN_START]] 183 // CHECK: store double* {{.*}}[[GLIN_VAR]] 184 185 #pragma omp parallel for simd 186 // CHECK: call void @__kmpc_for_static_init_4(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i32* [[LB:%[^,]+]], i32* [[UB:%[^,]+]], i32* [[STRIDE:%[^,]+]], i32 1, i32 1) 187 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 188 // CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], 3 189 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 190 // CHECK: [[TRUE]] 191 // CHECK: br label %[[SWITCH:[^,]+]] 192 // CHECK: [[FALSE]] 193 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 194 // CHECK: br label %[[SWITCH]] 195 // CHECK: [[SWITCH]] 196 // CHECK: [[UP:%.+]] = phi i32 [ 3, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 197 // CHECK: store i32 [[UP]], i32* [[UB]], 198 // CHECK: [[LB_VAL:%.+]] = load i32, i32* [[LB]], 199 // CHECK: store i32 [[LB_VAL]], i32* [[OMP_IV4:%[^,]+]], 200 201 // CHECK: [[IV4:%.+]] = load i32, i32* [[OMP_IV4]] 202 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]] 203 // CHECK-NEXT: [[CMP4:%.+]] = icmp sle i32 [[IV4]], [[UB_VAL]] 204 // CHECK-NEXT: br i1 [[CMP4]], label %[[SIMPLE_LOOP4_BODY:.+]], label %[[SIMPLE_LOOP4_END:[^,]+]] 205 for (short it = 6; it <= 20; it-=-4) { 206 // CHECK: [[SIMPLE_LOOP4_BODY]] 207 // Start of body: calculate it from IV: 208 // CHECK: [[IV4_0:%.+]] = load i32, i32* [[OMP_IV4]] 209 // CHECK-NEXT: [[LC_IT_1:%.+]] = mul nsw i32 [[IV4_0]], 4 210 // CHECK-NEXT: [[LC_IT_2:%.+]] = add nsw i32 6, [[LC_IT_1]] 211 // CHECK-NEXT: [[LC_IT_3:%.+]] = trunc i32 [[LC_IT_2]] to i16 212 // CHECK-NEXT: store i16 [[LC_IT_3]], i16* 213 214 // CHECK: [[IV4_2:%.+]] = load i32, i32* [[OMP_IV4]] 215 // CHECK-NEXT: [[ADD4_2:%.+]] = add nsw i32 [[IV4_2]], 1 216 // CHECK-NEXT: store i32 [[ADD4_2]], i32* [[OMP_IV4]] 217 } 218 // CHECK: [[SIMPLE_LOOP4_END]] 219 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 220 221 #pragma omp parallel for simd 222 // CHECK: call void @__kmpc_for_static_init_4(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i32* [[LB:%[^,]+]], i32* [[UB:%[^,]+]], i32* [[STRIDE:%[^,]+]], i32 1, i32 1) 223 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 224 // CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], 25 225 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 226 // CHECK: [[TRUE]] 227 // CHECK: br label %[[SWITCH:[^,]+]] 228 // CHECK: [[FALSE]] 229 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 230 // CHECK: br label %[[SWITCH]] 231 // CHECK: [[SWITCH]] 232 // CHECK: [[UP:%.+]] = phi i32 [ 25, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 233 // CHECK: store i32 [[UP]], i32* [[UB]], 234 // CHECK: [[LB_VAL:%.+]] = load i32, i32* [[LB]], 235 // CHECK: store i32 [[LB_VAL]], i32* [[OMP_IV5:%[^,]+]], 236 237 // CHECK: [[IV5:%.+]] = load i32, i32* [[OMP_IV5]] 238 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]] 239 // CHECK-NEXT: [[CMP5:%.+]] = icmp sle i32 [[IV5]], [[UB_VAL]] 240 // CHECK-NEXT: br i1 [[CMP5]], label %[[SIMPLE_LOOP5_BODY:.+]], label %[[SIMPLE_LOOP5_END:[^,]+]] 241 for (unsigned char it = 'z'; it >= 'a'; it+=-1) { 242 // CHECK: [[SIMPLE_LOOP5_BODY]] 243 // Start of body: calculate it from IV: 244 // CHECK: [[IV5_0:%.+]] = load i32, i32* [[OMP_IV5]] 245 // CHECK-NEXT: [[IV5_1:%.+]] = mul nsw i32 [[IV5_0]], 1 246 // CHECK-NEXT: [[LC_IT_1:%.+]] = sub nsw i32 122, [[IV5_1]] 247 // CHECK-NEXT: [[LC_IT_2:%.+]] = trunc i32 [[LC_IT_1]] to i8 248 // CHECK-NEXT: store i8 [[LC_IT_2]], i8* {{.+}}, 249 250 // CHECK: [[IV5_2:%.+]] = load i32, i32* [[OMP_IV5]] 251 // CHECK-NEXT: [[ADD5_2:%.+]] = add nsw i32 [[IV5_2]], 1 252 // CHECK-NEXT: store i32 [[ADD5_2]], i32* [[OMP_IV5]] 253 } 254 // CHECK: [[SIMPLE_LOOP5_END]] 255 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 256 257 // CHECK-NOT: mul i32 %{{.+}}, 10 258 #pragma omp parallel for simd 259 for (unsigned i=100; i<10; i+=10) { 260 } 261 262 int A; 263 { 264 A = -1; 265 #pragma omp parallel for simd lastprivate(A) 266 // CHECK: call void @__kmpc_for_static_init_8(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i64* [[LB:%[^,]+]], i64* [[UB:%[^,]+]], i64* [[STRIDE:%[^,]+]], i64 1, i64 1) 267 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 268 // CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], 6 269 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 270 // CHECK: [[TRUE]] 271 // CHECK: br label %[[SWITCH:[^,]+]] 272 // CHECK: [[FALSE]] 273 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 274 // CHECK: br label %[[SWITCH]] 275 // CHECK: [[SWITCH]] 276 // CHECK: [[UP:%.+]] = phi i64 [ 6, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 277 // CHECK: store i64 [[UP]], i64* [[UB]], 278 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]], 279 // CHECK: store i64 [[LB_VAL]], i64* [[OMP_IV7:%[^,]+]], 280 281 // CHECK: br label %[[SIMD_LOOP7_COND:[^,]+]] 282 // CHECK: [[SIMD_LOOP7_COND]] 283 // CHECK-NEXT: [[IV7:%.+]] = load i64, i64* [[OMP_IV7]] 284 // CHECK-NEXT: [[UB_VAL:%.+]] = load i64, i64* [[UB]] 285 // CHECK-NEXT: [[CMP7:%.+]] = icmp sle i64 [[IV7]], [[UB_VAL]] 286 // CHECK-NEXT: br i1 [[CMP7]], label %[[SIMPLE_LOOP7_BODY:.+]], label %[[SIMPLE_LOOP7_END:[^,]+]] 287 for (long long i = -10; i < 10; i += 3) { 288 // CHECK: [[SIMPLE_LOOP7_BODY]] 289 // Start of body: calculate i from IV: 290 // CHECK: [[IV7_0:%.+]] = load i64, i64* [[OMP_IV7]] 291 // CHECK-NEXT: [[LC_IT_1:%.+]] = mul nsw i64 [[IV7_0]], 3 292 // CHECK-NEXT: [[LC_IT_2:%.+]] = add nsw i64 -10, [[LC_IT_1]] 293 // CHECK-NEXT: store i64 [[LC_IT_2]], i64* [[LC:%[^,]+]], 294 // CHECK-NEXT: [[LC_VAL:%.+]] = load i64, i64* [[LC]] 295 // CHECK-NEXT: [[CONV:%.+]] = trunc i64 [[LC_VAL]] to i32 296 // CHECK-NEXT: store i32 [[CONV]], i32* [[A_PRIV:%[^,]+]], 297 A = i; 298 // CHECK: [[IV7_2:%.+]] = load i64, i64* [[OMP_IV7]] 299 // CHECK-NEXT: [[ADD7_2:%.+]] = add nsw i64 [[IV7_2]], 1 300 // CHECK-NEXT: store i64 [[ADD7_2]], i64* [[OMP_IV7]] 301 } 302 // CHECK: [[SIMPLE_LOOP7_END]] 303 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 304 // CHECK: load i32, i32* 305 // CHECK: icmp ne i32 %{{.+}}, 0 306 // CHECK: br i1 %{{.+}}, label 307 // CHECK: [[A_PRIV_VAL:%.+]] = load i32, i32* [[A_PRIV]], 308 // CHECK-NEXT: store i32 [[A_PRIV_VAL]], i32* %{{.+}}, 309 // CHECK-NEXT: br label 310 } 311 int R; 312 { 313 R = -1; 314 // CHECK: store i32 1, i32* [[R_PRIV:%[^,]+]], 315 #pragma omp parallel for simd reduction(*:R) 316 // CHECK: call void @__kmpc_for_static_init_8(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i64* [[LB:%[^,]+]], i64* [[UB:%[^,]+]], i64* [[STRIDE:%[^,]+]], i64 1, i64 1) 317 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 318 // CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], 6 319 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 320 // CHECK: [[TRUE]] 321 // CHECK: br label %[[SWITCH:[^,]+]] 322 // CHECK: [[FALSE]] 323 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 324 // CHECK: br label %[[SWITCH]] 325 // CHECK: [[SWITCH]] 326 // CHECK: [[UP:%.+]] = phi i64 [ 6, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 327 // CHECK: store i64 [[UP]], i64* [[UB]], 328 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]], 329 // CHECK: store i64 [[LB_VAL]], i64* [[OMP_IV8:%[^,]+]], 330 331 // CHECK: br label %[[SIMD_LOOP8_COND:[^,]+]] 332 // CHECK: [[SIMD_LOOP8_COND]] 333 // CHECK-NEXT: [[IV8:%.+]] = load i64, i64* [[OMP_IV8]] 334 // CHECK-NEXT: [[UB_VAL:%.+]] = load i64, i64* [[UB]] 335 // CHECK-NEXT: [[CMP8:%.+]] = icmp sle i64 [[IV8]], [[UB_VAL]] 336 // CHECK-NEXT: br i1 [[CMP8]], label %[[SIMPLE_LOOP8_BODY:.+]], label %[[SIMPLE_LOOP8_END:[^,]+]] 337 for (long long i = -10; i < 10; i += 3) { 338 // CHECK: [[SIMPLE_LOOP8_BODY]] 339 // Start of body: calculate i from IV: 340 // CHECK: [[IV8_0:%.+]] = load i64, i64* [[OMP_IV8]] 341 // CHECK-NEXT: [[LC_IT_1:%.+]] = mul nsw i64 [[IV8_0]], 3 342 // CHECK-NEXT: [[LC_IT_2:%.+]] = add nsw i64 -10, [[LC_IT_1]] 343 // CHECK-NEXT: store i64 [[LC_IT_2]], i64* [[LC:%[^,]+]], 344 // CHECK-NEXT: [[LC_VAL:%.+]] = load i64, i64* [[LC]] 345 // CHECK: store i32 %{{.+}}, i32* [[R_PRIV]], 346 R *= i; 347 // CHECK: [[IV8_2:%.+]] = load i64, i64* [[OMP_IV8]] 348 // CHECK-NEXT: [[ADD8_2:%.+]] = add nsw i64 [[IV8_2]], 1 349 // CHECK-NEXT: store i64 [[ADD8_2]], i64* [[OMP_IV8]] 350 } 351 // CHECK: [[SIMPLE_LOOP8_END]] 352 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 353 // CHECK: call i32 @__kmpc_reduce_nowait( 354 // CHECK: [[R_PRIV_VAL:%.+]] = load i32, i32* [[R_PRIV]], 355 // CHECK: [[RED:%.+]] = mul nsw i32 %{{.+}}, [[R_PRIV_VAL]] 356 // CHECK-NEXT: store i32 [[RED]], i32* %{{.+}}, 357 // CHECK-NEXT: call void @__kmpc_end_reduce_nowait( 358 } 359 } 360 361 template <class T, unsigned K> T tfoo(T a) { return a + K; } 362 363 template <typename T, unsigned N> 364 int templ1(T a, T *z) { 365 #pragma omp parallel for simd collapse(N) 366 for (int i = 0; i < N * 2; i++) { 367 for (long long j = 0; j < (N + N + N + N); j += 2) { 368 z[i + j] = a + tfoo<T, N>(i + j); 369 } 370 } 371 return 0; 372 } 373 374 // Instatiation templ1<float,2> 375 // CHECK-LABEL: define {{.*i32}} @{{.*}}templ1{{.*}}(float {{.+}}, float* {{.+}}) 376 // CHECK: call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call( 377 void inst_templ1() { 378 float a; 379 float z[100]; 380 templ1<float,2> (a, z); 381 } 382 383 384 typedef int MyIdx; 385 386 class IterDouble { 387 double *Ptr; 388 public: 389 IterDouble operator++ () const { 390 IterDouble n; 391 n.Ptr = Ptr + 1; 392 return n; 393 } 394 bool operator < (const IterDouble &that) const { 395 return Ptr < that.Ptr; 396 } 397 double & operator *() const { 398 return *Ptr; 399 } 400 MyIdx operator - (const IterDouble &that) const { 401 return (MyIdx) (Ptr - that.Ptr); 402 } 403 IterDouble operator + (int Delta) { 404 IterDouble re; 405 re.Ptr = Ptr + Delta; 406 return re; 407 } 408 409 ///~IterDouble() {} 410 }; 411 412 // CHECK-LABEL: define {{.*void}} @{{.*}}iter_simple{{.*}} 413 void iter_simple(IterDouble ia, IterDouble ib, IterDouble ic) { 414 // 415 // Calculate number of iterations before the loop body. 416 // CHECK: [[DIFF1:%.+]] = invoke {{.*}}i32 @{{.*}}IterDouble{{.*}} 417 // CHECK: [[DIFF2:%.+]] = sub nsw i32 [[DIFF1]], 1 418 // CHECK-NEXT: [[DIFF3:%.+]] = add nsw i32 [[DIFF2]], 1 419 // CHECK-NEXT: [[DIFF4:%.+]] = sdiv i32 [[DIFF3]], 1 420 // CHECK-NEXT: [[DIFF5:%.+]] = sub nsw i32 [[DIFF4]], 1 421 // CHECK-NEXT: store i32 [[DIFF5]], i32* [[OMP_LAST_IT:%[^,]+]]{{.+}} 422 #pragma omp parallel for simd 423 424 // CHECK: call void @__kmpc_for_static_init_4(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i32* [[LB:%[^,]+]], i32* [[UB:%[^,]+]], i32* [[STRIDE:%[^,]+]], i32 1, i32 1) 425 // CHECK-DAG: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 426 // CHECK-DAG: [[OMP_LAST_IT_VAL:%.+]] = load i32, i32* [[OMP_LAST_IT]], 427 // CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], [[OMP_LAST_IT_VAL]] 428 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 429 // CHECK: [[TRUE]] 430 // CHECK: [[OMP_LAST_IT_VAL:%.+]] = load i32, i32* [[OMP_LAST_IT]], 431 // CHECK: br label %[[SWITCH:[^,]+]] 432 // CHECK: [[FALSE]] 433 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 434 // CHECK: br label %[[SWITCH]] 435 // CHECK: [[SWITCH]] 436 // CHECK: [[UP:%.+]] = phi i32 [ [[OMP_LAST_IT_VAL]], %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 437 // CHECK: store i32 [[UP]], i32* [[UB]], 438 // CHECK: [[LB_VAL:%.+]] = load i32, i32* [[LB]], 439 // CHECK: store i32 [[LB_VAL]], i32* [[IT_OMP_IV:%[^,]+]], 440 441 // CHECK: [[IV:%.+]] = load i32, i32* [[IT_OMP_IV]] 442 // CHECK-NEXT: [[UB_VAL:%.+]] = load i32, i32* [[UB]] 443 // CHECK-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB_VAL]] 444 // CHECK-NEXT: br i1 [[CMP]], label %[[IT_BODY:[^,]+]], label %[[IT_END:[^,]+]] 445 for (IterDouble i = ia; i < ib; ++i) { 446 // CHECK: [[IT_BODY]] 447 // Start of body: calculate i from index: 448 // CHECK: [[IV1:%.+]] = load i32, i32* [[IT_OMP_IV]] 449 // Call of operator+ (i, IV). 450 // CHECK: {{%.+}} = invoke {{.+}} @{{.*}}IterDouble{{.*}} 451 // ... loop body ... 452 *i = *ic * 0.5; 453 // Float multiply and save result. 454 // CHECK: [[MULR:%.+]] = fmul double {{%.+}}, 5.000000e-01 455 // CHECK-NEXT: invoke {{.+}} @{{.*}}IterDouble{{.*}} 456 // CHECK: store double [[MULR:%.+]], double* [[RESULT_ADDR:%.+]] 457 ++ic; 458 // 459 // CHECK: [[IV2:%.+]] = load i32, i32* [[IT_OMP_IV]] 460 // CHECK-NEXT: [[ADD2:%.+]] = add nsw i32 [[IV2]], 1 461 // CHECK-NEXT: store i32 [[ADD2]], i32* [[IT_OMP_IV]] 462 // br label %{{.*}}, !llvm.loop ![[ITER_LOOP_ID]] 463 } 464 // CHECK: [[IT_END]] 465 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 466 // CHECK: ret void 467 } 468 469 470 // CHECK-LABEL: define {{.*void}} @{{.*}}collapsed{{.*}} 471 void collapsed(float *a, float *b, float *c, float *d) { 472 int i; // outer loop counter 473 unsigned j; // middle loop couter, leads to unsigned icmp in loop header. 474 // k declared in the loop init below 475 short l; // inner loop counter 476 // CHECK: call void @__kmpc_for_static_init_4u(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i32* [[LB:%[^,]+]], i32* [[UB:%[^,]+]], i32* [[STRIDE:%[^,]+]], i32 1, i32 1) 477 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 478 // CHECK: [[CMP:%.+]] = icmp ugt i32 [[UB_VAL]], 119 479 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 480 // CHECK: [[TRUE]] 481 // CHECK: br label %[[SWITCH:[^,]+]] 482 // CHECK: [[FALSE]] 483 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]], 484 // CHECK: br label %[[SWITCH]] 485 // CHECK: [[SWITCH]] 486 // CHECK: [[UP:%.+]] = phi i32 [ 119, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 487 // CHECK: store i32 [[UP]], i32* [[UB]], 488 // CHECK: [[LB_VAL:%.+]] = load i32, i32* [[LB]], 489 // CHECK: store i32 [[LB_VAL]], i32* [[OMP_IV:%[^,]+]], 490 // 491 #pragma omp parallel for simd collapse(4) 492 493 // CHECK: [[IV:%.+]] = load i32, i32* [[OMP_IV]] 494 // CHECK: [[UB_VAL:%.+]] = load i32, i32* [[UB]] 495 // CHECK-NEXT: [[CMP:%.+]] = icmp ule i32 [[IV]], [[UB_VAL]] 496 // CHECK-NEXT: br i1 [[CMP]], label %[[COLL1_BODY:[^,]+]], label %[[COLL1_END:[^,]+]] 497 for (i = 1; i < 3; i++) // 2 iterations 498 for (j = 2u; j < 5u; j++) //3 iterations 499 for (int k = 3; k <= 6; k++) // 4 iterations 500 for (l = 4; l < 9; ++l) // 5 iterations 501 { 502 // CHECK: [[COLL1_BODY]] 503 // Start of body: calculate i from index: 504 // CHECK: [[IV1:%.+]] = load i32, i32* [[OMP_IV]] 505 // Calculation of the loop counters values. 506 // CHECK: [[CALC_I_1:%.+]] = udiv i32 [[IV1]], 60 507 // CHECK-NEXT: [[CALC_I_1_MUL1:%.+]] = mul i32 [[CALC_I_1]], 1 508 // CHECK-NEXT: [[CALC_I_2:%.+]] = add i32 1, [[CALC_I_1_MUL1]] 509 // CHECK-NEXT: store i32 [[CALC_I_2]], i32* [[LC_I:.+]] 510 // CHECK: [[IV1_2:%.+]] = load i32, i32* [[OMP_IV]] 511 // CHECK-NEXT: [[CALC_J_1:%.+]] = udiv i32 [[IV1_2]], 20 512 // CHECK-NEXT: [[CALC_J_2:%.+]] = urem i32 [[CALC_J_1]], 3 513 // CHECK-NEXT: [[CALC_J_2_MUL1:%.+]] = mul i32 [[CALC_J_2]], 1 514 // CHECK-NEXT: [[CALC_J_3:%.+]] = add i32 2, [[CALC_J_2_MUL1]] 515 // CHECK-NEXT: store i32 [[CALC_J_3]], i32* [[LC_J:.+]] 516 // CHECK: [[IV1_3:%.+]] = load i32, i32* [[OMP_IV]] 517 // CHECK-NEXT: [[CALC_K_1:%.+]] = udiv i32 [[IV1_3]], 5 518 // CHECK-NEXT: [[CALC_K_2:%.+]] = urem i32 [[CALC_K_1]], 4 519 // CHECK-NEXT: [[CALC_K_2_MUL1:%.+]] = mul i32 [[CALC_K_2]], 1 520 // CHECK-NEXT: [[CALC_K_3:%.+]] = add i32 3, [[CALC_K_2_MUL1]] 521 // CHECK-NEXT: store i32 [[CALC_K_3]], i32* [[LC_K:.+]] 522 // CHECK: [[IV1_4:%.+]] = load i32, i32* [[OMP_IV]] 523 // CHECK-NEXT: [[CALC_L_1:%.+]] = urem i32 [[IV1_4]], 5 524 // CHECK-NEXT: [[CALC_L_1_MUL1:%.+]] = mul i32 [[CALC_L_1]], 1 525 // CHECK-NEXT: [[CALC_L_2:%.+]] = add i32 4, [[CALC_L_1_MUL1]] 526 // CHECK-NEXT: [[CALC_L_3:%.+]] = trunc i32 [[CALC_L_2]] to i16 527 // CHECK-NEXT: store i16 [[CALC_L_3]], i16* [[LC_L:.+]] 528 // ... loop body ... 529 // End of body: store into a[i]: 530 // CHECK: store float [[RESULT:%.+]], float* [[RESULT_ADDR:%.+]] 531 float res = b[j] * c[k]; 532 a[i] = res * d[l]; 533 // CHECK: [[IV2:%.+]] = load i32, i32* [[OMP_IV]] 534 // CHECK-NEXT: [[ADD2:%.+]] = add i32 [[IV2]], 1 535 // CHECK-NEXT: store i32 [[ADD2]], i32* [[OMP_IV]] 536 // br label %{{[^,]+}}, !llvm.loop ![[COLL1_LOOP_ID]] 537 // CHECK: [[COLL1_END]] 538 } 539 // i,j,l are updated; k is not updated. 540 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 541 // CHECK: store i32 3, i32* [[I:%[^,]+]] 542 // CHECK: store i32 5, i32* [[I:%[^,]+]] 543 // CHECK: store i16 9, i16* [[I:%[^,]+]] 544 // CHECK: ret void 545 } 546 547 extern char foo(); 548 extern double globalfloat; 549 550 // CHECK-LABEL: define {{.*void}} @{{.*}}widened{{.*}} 551 void widened(float *a, float *b, float *c, float *d) { 552 int i; // outer loop counter 553 short j; // inner loop counter 554 globalfloat = 1.0; 555 int localint = 1; 556 // CHECK: store double {{.+}}, double* [[GLOBALFLOAT:@.+]] 557 // Counter is widened to 64 bits. 558 // CHECK: [[MUL:%.+]] = mul nsw i64 2, %{{.+}} 559 // CHECK-NEXT: [[SUB:%.+]] = sub nsw i64 [[MUL]], 1 560 // CHECK-NEXT: store i64 [[SUB]], i64* [[OMP_LAST_IT:%[^,]+]], 561 // CHECK: call void @__kmpc_for_static_init_8(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i64* [[LB:%[^,]+]], i64* [[UB:%[^,]+]], i64* [[STRIDE:%[^,]+]], i64 1, i64 1) 562 // CHECK-DAG: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 563 // CHECK-DAG: [[OMP_LAST_IT_VAL:%.+]] = load i64, i64* [[OMP_LAST_IT]], 564 // CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], [[OMP_LAST_IT_VAL]] 565 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 566 // CHECK: [[TRUE]] 567 // CHECK: [[OMP_LAST_IT_VAL:%.+]] = load i64, i64* [[OMP_LAST_IT]], 568 // CHECK: br label %[[SWITCH:[^,]+]] 569 // CHECK: [[FALSE]] 570 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 571 // CHECK: br label %[[SWITCH]] 572 // CHECK: [[SWITCH]] 573 // CHECK: [[UP:%.+]] = phi i64 [ [[OMP_LAST_IT_VAL]], %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 574 // CHECK: store i64 [[UP]], i64* [[UB]], 575 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]], 576 // CHECK: store i64 [[LB_VAL]], i64* [[OMP_IV:%[^,]+]], 577 // 578 #pragma omp parallel for simd collapse(2) private(globalfloat, localint) 579 580 // CHECK: [[IV:%.+]] = load i64, i64* [[OMP_IV]] 581 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]] 582 // CHECK-NEXT: [[CMP:%.+]] = icmp sle i64 [[IV]], [[UB_VAL]] 583 // CHECK-NEXT: br i1 [[CMP]], label %[[WIDE1_BODY:[^,]+]], label %[[WIDE1_END:[^,]+]] 584 for (i = 1; i < 3; i++) // 2 iterations 585 for (j = 0; j < foo(); j++) // foo() iterations 586 { 587 // CHECK: [[WIDE1_BODY]] 588 // Start of body: calculate i from index: 589 // CHECK: [[IV1:%.+]] = load i64, i64* [[OMP_IV]] 590 // Calculation of the loop counters values... 591 // CHECK: store i32 {{[^,]+}}, i32* [[LC_I:.+]] 592 // CHECK: [[IV1_2:%.+]] = load i64, i64* [[OMP_IV]] 593 // CHECK: store i16 {{[^,]+}}, i16* [[LC_J:.+]] 594 // ... loop body ... 595 // 596 // Here we expect store into private double var, not global 597 // CHECK-NOT: store double {{.+}}, double* [[GLOBALFLOAT]] 598 globalfloat = (float)j/i; 599 float res = b[j] * c[j]; 600 // Store into a[i]: 601 // CHECK: store float [[RESULT:%.+]], float* [[RESULT_ADDR:%.+]] 602 a[i] = res * d[i]; 603 // Then there's a store into private var localint: 604 // CHECK: store i32 {{.+}}, i32* [[LOCALINT:%[^,]+]] 605 localint = (int)j; 606 // CHECK: [[IV2:%.+]] = load i64, i64* [[OMP_IV]] 607 // CHECK-NEXT: [[ADD2:%.+]] = add nsw i64 [[IV2]], 1 608 // CHECK-NEXT: store i64 [[ADD2]], i64* [[OMP_IV]] 609 // 610 // br label %{{[^,]+}}, !llvm.loop ![[WIDE1_LOOP_ID]] 611 // CHECK: [[WIDE1_END]] 612 } 613 // i,j are updated. 614 // CHECK: store i32 3, i32* [[I:%[^,]+]] 615 // CHECK: store i16 616 // 617 // Here we expect store into original localint, not its privatized version. 618 // CHECK-NOT: store i32 {{.+}}, i32* [[LOCALINT]] 619 localint = (int)j; 620 // CHECK: ret void 621 } 622 623 // CHECK: call void @__kmpc_for_static_init_8(%ident_t* {{[^,]+}}, i32 %{{[^,]+}}, i32 34, i32* %{{[^,]+}}, i64* [[LB:%[^,]+]], i64* [[UB:%[^,]+]], i64* [[STRIDE:%[^,]+]], i64 1, i64 1) 624 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 625 // CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], 15 626 // CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]] 627 // CHECK: [[TRUE]] 628 // CHECK: br label %[[SWITCH:[^,]+]] 629 // CHECK: [[FALSE]] 630 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]], 631 // CHECK: br label %[[SWITCH]] 632 // CHECK: [[SWITCH]] 633 // CHECK: [[UP:%.+]] = phi i64 [ 15, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ] 634 // CHECK: store i64 [[UP]], i64* [[UB]], 635 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]], 636 // CHECK: store i64 [[LB_VAL]], i64* [[T1_OMP_IV:%[^,]+]], 637 638 // ... 639 // CHECK: [[IV:%.+]] = load i64, i64* [[T1_OMP_IV]] 640 // CHECK-NEXT: [[UB_VAL:%.+]] = load i64, i64* [[UB]] 641 // CHECK-NEXT: [[CMP1:%.+]] = icmp sle i64 [[IV]], [[UB_VAL]] 642 // CHECK-NEXT: br i1 [[CMP1]], label %[[T1_BODY:.+]], label %[[T1_END:[^,]+]] 643 // CHECK: [[T1_BODY]] 644 // Loop counters i and j updates: 645 // CHECK: [[IV1:%.+]] = load i64, i64* [[T1_OMP_IV]] 646 // CHECK-NEXT: [[I_1:%.+]] = sdiv i64 [[IV1]], 4 647 // CHECK-NEXT: [[I_1_MUL1:%.+]] = mul nsw i64 [[I_1]], 1 648 // CHECK-NEXT: [[I_1_ADD0:%.+]] = add nsw i64 0, [[I_1_MUL1]] 649 // CHECK-NEXT: [[I_2:%.+]] = trunc i64 [[I_1_ADD0]] to i32 650 // CHECK-NEXT: store i32 [[I_2]], i32* 651 // CHECK: [[IV2:%.+]] = load i64, i64* [[T1_OMP_IV]] 652 // CHECK-NEXT: [[J_1:%.+]] = srem i64 [[IV2]], 4 653 // CHECK-NEXT: [[J_2:%.+]] = mul nsw i64 [[J_1]], 2 654 // CHECK-NEXT: [[J_2_ADD0:%.+]] = add nsw i64 0, [[J_2]] 655 // CHECK-NEXT: store i64 [[J_2_ADD0]], i64* 656 // simd.for.inc: 657 // CHECK: [[IV3:%.+]] = load i64, i64* [[T1_OMP_IV]] 658 // CHECK-NEXT: [[INC:%.+]] = add nsw i64 [[IV3]], 1 659 // CHECK-NEXT: store i64 [[INC]], i64* 660 // CHECK-NEXT: br label {{%.+}} 661 // CHECK: [[T1_END]] 662 // CHECK: call void @__kmpc_for_static_fini(%ident_t* {{.+}}, i32 %{{.+}}) 663 // CHECK: ret void 664 // 665 // TERM_DEBUG-LABEL: bar 666 int bar() {return 0;}; 667 668 // TERM_DEBUG-LABEL: parallel_simd 669 void parallel_simd(float *a) { 670 #pragma omp parallel for simd 671 // TERM_DEBUG-NOT: __kmpc_global_thread_num 672 // TERM_DEBUG: invoke i32 {{.*}}bar{{.*}}() 673 // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]], 674 // TERM_DEBUG-NOT: __kmpc_global_thread_num 675 // TERM_DEBUG: [[TERM_LPAD]] 676 // TERM_DEBUG: call void @__clang_call_terminate 677 // TERM_DEBUG: unreachable 678 for (unsigned i = 131071; i <= 2147483647; i += 127) 679 a[i] += bar(); 680 } 681 // TERM_DEBUG: !{{[0-9]+}} = !DILocation(line: [[@LINE-11]], 682 #endif // HEADER 683 684