812 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -x c++ -triple x86_64-unknown-unknown -emit-llvm -fexceptions -fcxx-exceptions -o - < %s | FileCheck %s --check-prefix=CHECK --check-prefix=OMP452// RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t < %s3// RUN: %clang_cc1 -fopenmp -fopenmp-version=45 -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -debug-info-kind=limited -std=c++11 -include-pch %t -verify -emit-llvm -o - < %s | FileCheck %s --check-prefix=CHECK --check-prefix=OMP454// RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -fopenmp-version=45 -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm -o - < %s | FileCheck %s --check-prefix=TERM_DEBUG5// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm -fexceptions -fcxx-exceptions -o - < %s -DOMP5 | FileCheck %s --check-prefix=CHECK --check-prefix=OMP506// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t < %s -DOMP57// 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 -emit-llvm -o - -DOMP5 < %s | FileCheck %s --check-prefix=CHECK --check-prefix=OMP508// RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm -o - < %s -DOMP5 | FileCheck %s --check-prefix=TERM_DEBUG9 10// RUN: %clang_cc1 -verify -fopenmp-simd -fopenmp-version=45 -x c++ -triple x86_64-unknown-unknown -emit-llvm -fexceptions -fcxx-exceptions -o - < %s | FileCheck --check-prefix SIMD-ONLY0 %s11// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=45 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t < %s12// RUN: %clang_cc1 -fopenmp-simd -fopenmp-version=45 -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -debug-info-kind=limited -std=c++11 -include-pch %t -verify -emit-llvm -o - < %s | FileCheck --check-prefix SIMD-ONLY0 %s13// RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -fopenmp-version=45 -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm -o - < %s | FileCheck --check-prefix SIMD-ONLY0 %s14// RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple x86_64-unknown-unknown -emit-llvm -fexceptions -fcxx-exceptions -o - < %s -DOMP5 | FileCheck --check-prefix SIMD-ONLY0 %s15// RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t < %s -DOMP516// RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -debug-info-kind=limited -std=c++11 -include-pch %t -verify -DOMP5 -emit-llvm -o - < %s | FileCheck --check-prefix SIMD-ONLY0 %s17// RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm -o - < %s -DOMP5 | FileCheck --check-prefix SIMD-ONLY0 %s18// SIMD-ONLY0-NOT: {{__kmpc|__tgt}}19// expected-no-diagnostics20#ifndef HEADER21#define HEADER22 23long long get_val() { extern void mayThrow(); mayThrow(); return 0; }24double *g_ptr;25 26// CHECK-LABEL: define {{.*void}} @{{.*}}simple{{.*}}(ptr noundef {{.+}}, ptr noundef {{.+}}, ptr noundef {{.+}}, ptr noundef {{.+}})27void simple(float *a, float *b, float *c, float *d) {28#ifdef OMP529 #pragma omp for simd if (true)30#else31 #pragma omp for simd32#endif33// CHECK: call void @__kmpc_for_static_init_4(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i32 1, i32 1)34// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],35// CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], 536// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]37// CHECK: [[TRUE]]:38// CHECK: br label %[[SWITCH:[^,]+]]39// CHECK: [[FALSE]]:40// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],41// CHECK: br label %[[SWITCH]]42// CHECK: [[SWITCH]]:43// CHECK: [[UP:%.+]] = phi i32 [ 5, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]44// CHECK: store i32 [[UP]], ptr [[UB]],45// CHECK: [[LB_VAL:%.+]] = load i32, ptr [[LB]],46// CHECK: store i32 [[LB_VAL]], ptr [[OMP_IV:%[^,]+]],47 48// CHECK: [[IV:%.+]] = load i32, ptr [[OMP_IV]]49// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]]50// CHECK-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB_VAL]]51// CHECK-NEXT: br i1 [[CMP]], label %[[SIMPLE_LOOP1_BODY:.+]], label %[[SIMPLE_LOOP1_END:[^,]+]]52 for (int i = 3; i < 32; i += 5) {53// CHECK: [[SIMPLE_LOOP1_BODY]]:54// Start of body: calculate i from IV:55// CHECK: [[IV1_1:%.+]] = load i32, ptr [[OMP_IV]]{{.*}}56// CHECK: [[CALC_I_1:%.+]] = mul nsw i32 [[IV1_1]], 557// CHECK-NEXT: [[CALC_I_2:%.+]] = add nsw i32 3, [[CALC_I_1]]58// CHECK-NEXT: store i32 [[CALC_I_2]], ptr [[LC_I:.+]]59// ... loop body ...60// End of body: store into a[i]:61// CHECK: store float [[RESULT:%.+]], ptr62 a[i] = b[i] * c[i] * d[i];63// CHECK: [[IV1_2:%.+]] = load i32, ptr [[OMP_IV]]64// CHECK-NEXT: [[ADD1_2:%.+]] = add nsw i32 [[IV1_2]], 165// CHECK-NEXT: store i32 [[ADD1_2]], ptr [[OMP_IV]]66// br label %{{.+}}, !llvm.loop !{{.+}}67 }68// CHECK: [[SIMPLE_LOOP1_END]]:69// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})70// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})71 72 long long k = get_val();73 74 #pragma omp for simd linear(k : 3) schedule(simd, nonmonotonic: dynamic)75// CHECK: [[K0:%.+]] = call {{.*}}i64 @{{.*}}get_val76// CHECK-NEXT: store i64 [[K0]], ptr [[K_VAR:%[^,]+]]77// CHECK: [[K0LOAD:%.+]] = load i64, ptr [[K_VAR]]78// CHECK-NEXT: store i64 [[K0LOAD]], ptr [[LIN0:%[^,]+]]79 80// CHECK: call void @__kmpc_dispatch_init_4(ptr {{.+}}, i32 %{{.+}}, i32 1073741859, i32 0, i32 8, i32 1, i32 1)81// CHECK: [[NEXT:%.+]] = call i32 @__kmpc_dispatch_next_4(ptr {{.+}}, i32 %{{.+}}, ptr %{{.+}}, ptr [[LB:%.+]], ptr [[UB:%.+]], ptr %{{.+}})82// CHECK: [[COND:%.+]] = icmp ne i32 [[NEXT]], 083// CHECK: br i1 [[COND]], label %[[CONT:.+]], label %[[END:.+]]84// CHECK: [[CONT]]:85// CHECK: [[LB_VAL:%.+]] = load i32, ptr [[LB]],86// CHECK: store i32 [[LB_VAL]], ptr [[OMP_IV2:%[^,]+]],87 88// CHECK: [[IV2:%.+]] = load i32, ptr [[OMP_IV2]]{{.*}}!llvm.access.group89// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]]{{.*}}!llvm.access.group90// CHECK-NEXT: [[CMP2:%.+]] = icmp sle i32 [[IV2]], [[UB_VAL]]91// CHECK-NEXT: br i1 [[CMP2]], label %[[SIMPLE_LOOP2_BODY:.+]], label %[[SIMPLE_LOOP2_END:[^,]+]]92 for (int i = 10; i > 1; i--) {93// CHECK: [[SIMPLE_LOOP2_BODY]]:94// Start of body: calculate i from IV:95// CHECK: [[IV2_0:%.+]] = load i32, ptr [[OMP_IV2]]{{.*}}!llvm.access.group96// FIXME: It is interesting, why the following "mul 1" was not constant folded?97// CHECK-NEXT: [[IV2_1:%.+]] = mul nsw i32 [[IV2_0]], 198// CHECK-NEXT: [[LC_I_1:%.+]] = sub nsw i32 10, [[IV2_1]]99// CHECK-NEXT: store i32 [[LC_I_1]], ptr {{.+}}, !llvm.access.group100//101// CHECK-NEXT: [[LIN0_1:%.+]] = load i64, ptr [[LIN0]]{{.*}}!llvm.access.group102// CHECK-NEXT: [[IV2_2:%.+]] = load i32, ptr [[OMP_IV2]]{{.*}}!llvm.access.group103// CHECK-NEXT: [[LIN_MUL1:%.+]] = mul nsw i32 [[IV2_2]], 3104// CHECK-NEXT: [[LIN_EXT1:%.+]] = sext i32 [[LIN_MUL1]] to i64105// CHECK-NEXT: [[LIN_ADD1:%.+]] = add nsw i64 [[LIN0_1]], [[LIN_EXT1]]106// Update of the privatized version of linear variable!107// CHECK-NEXT: store i64 [[LIN_ADD1]], ptr [[K_PRIVATIZED:%[^,]+]]108 a[k]++;109 k = k + 3;110// CHECK: [[IV2_2:%.+]] = load i32, ptr [[OMP_IV2]]{{.*}}!llvm.access.group111// CHECK-NEXT: [[ADD2_2:%.+]] = add nsw i32 [[IV2_2]], 1112// CHECK-NEXT: store i32 [[ADD2_2]], ptr [[OMP_IV2]]{{.*}}!llvm.access.group113// br label {{.+}}, !llvm.loop ![[SIMPLE_LOOP2_ID]]114 }115// CHECK: [[SIMPLE_LOOP2_END]]:116//117// Update linear vars after loop, as the loop was operating on a private version.118// CHECK: [[LIN0_2:%.+]] = load i64, ptr [[K_PRIVATIZED]]119// CHECK-NEXT: store i64 [[LIN0_2]], ptr [[K_VAR]]120// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})121 122 int lin = 12;123 #pragma omp for simd linear(lin : get_val()), linear(g_ptr)124 125// Init linear private var.126// CHECK: store i32 12, ptr [[LIN_VAR:%[^,]+]]127// CHECK: [[LIN_LOAD:%.+]] = load i32, ptr [[LIN_VAR]]128// CHECK-NEXT: store i32 [[LIN_LOAD]], ptr [[LIN_START:%[^,]+]]129// Remember linear step.130// CHECK: [[CALL_VAL:%.+]] = invoke131// CHECK: store i64 [[CALL_VAL]], ptr [[LIN_STEP:%[^,]+]]132 133// CHECK: [[GLIN_LOAD:%.+]] = load ptr, ptr [[GLIN_VAR:@[^,]+]]134// CHECK-NEXT: store ptr [[GLIN_LOAD]], ptr [[GLIN_START:%[^,]+]]135 136// CHECK: call void @__kmpc_for_static_init_8u(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i64 1, i64 1)137// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],138// CHECK: [[CMP:%.+]] = icmp ugt i64 [[UB_VAL]], 3139// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]140// CHECK: [[TRUE]]:141// CHECK: br label %[[SWITCH:[^,]+]]142// CHECK: [[FALSE]]:143// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],144// CHECK: br label %[[SWITCH]]145// CHECK: [[SWITCH]]:146// CHECK: [[UP:%.+]] = phi i64 [ 3, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]147// CHECK: store i64 [[UP]], ptr [[UB]],148// CHECK: [[LB_VAL:%.+]] = load i64, ptr [[LB]],149// CHECK: store i64 [[LB_VAL]], ptr [[OMP_IV3:%[^,]+]],150 151// CHECK: [[IV3:%.+]] = load i64, ptr [[OMP_IV3]]152// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]]153// CHECK-NEXT: [[CMP3:%.+]] = icmp ule i64 [[IV3]], [[UB_VAL]]154// CHECK-NEXT: br i1 [[CMP3]], label %[[SIMPLE_LOOP3_BODY:.+]], label %[[SIMPLE_LOOP3_END:[^,]+]]155 for (unsigned long long it = 2000; it >= 600; it-=400) {156// CHECK: [[SIMPLE_LOOP3_BODY]]:157// Start of body: calculate it from IV:158// CHECK: [[IV3_0:%.+]] = load i64, ptr [[OMP_IV3]]159// CHECK-NEXT: [[LC_IT_1:%.+]] = mul i64 [[IV3_0]], 400160// CHECK-NEXT: [[LC_IT_2:%.+]] = sub i64 2000, [[LC_IT_1]]161// CHECK-NEXT: store i64 [[LC_IT_2]], ptr162//163// Linear start and step are used to calculate current value of the linear variable.164// CHECK: [[LINSTART:.+]] = load i32, ptr [[LIN_START]]165// CHECK: [[LINSTEP:.+]] = load i64, ptr [[LIN_STEP]]166// CHECK-NOT: store i32 {{.+}}, ptr [[LIN_VAR]],167// CHECK: store i32 {{.+}}, ptr [[LIN_PRIV:%[^,]+]],168// CHECK: [[GLINSTART:.+]] = load ptr, ptr [[GLIN_START]]169// CHECK-NEXT: [[IV3_1:%.+]] = load i64, ptr [[OMP_IV3]]170// CHECK-NEXT: [[MUL:%.+]] = mul i64 [[IV3_1]], 1171// CHECK: [[GEP:%.+]] = getelementptr{{.*}}[[GLINSTART]]172// CHECK-NEXT: store ptr [[GEP]], ptr [[G_PTR_CUR:%[^,]+]]173 *g_ptr++ = 0.0;174// CHECK: [[GEP_VAL:%.+]] = load ptr{{.*}}[[G_PTR_CUR]]175// CHECK: store double{{.*}}[[GEP_VAL]]176 a[it + lin]++;177// CHECK: [[FLT_INC:%.+]] = fadd float178// CHECK-NEXT: store float [[FLT_INC]],179// CHECK: [[IV3_2:%.+]] = load i64, ptr [[OMP_IV3]]180// CHECK-NEXT: [[ADD3_2:%.+]] = add i64 [[IV3_2]], 1181// CHECK-NEXT: store i64 [[ADD3_2]], ptr [[OMP_IV3]]182 }183// CHECK: [[SIMPLE_LOOP3_END]]:184// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})185//186// Linear start and step are used to calculate final value of the linear variables.187// CHECK: [[LIN:%.+]] = load i32, ptr [[LIN_PRIV]],188// CHECK-NEXT: store i32 [[LIN]], ptr [[LIN_VAR]],189// CHECK: [[GLIN:%.+]] = load ptr, ptr [[G_PTR_CUR]],190// CHECK-NEXT: store ptr [[GLIN]], ptr [[GLIN_VAR]],191// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})192 193 #pragma omp for simd194// CHECK: call void @__kmpc_for_static_init_4(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i32 1, i32 1)195// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],196// CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], 3197// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]198// CHECK: [[TRUE]]:199// CHECK: br label %[[SWITCH:[^,]+]]200// CHECK: [[FALSE]]:201// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],202// CHECK: br label %[[SWITCH]]203// CHECK: [[SWITCH]]:204// CHECK: [[UP:%.+]] = phi i32 [ 3, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]205// CHECK: store i32 [[UP]], ptr [[UB]],206// CHECK: [[LB_VAL:%.+]] = load i32, ptr [[LB]],207// CHECK: store i32 [[LB_VAL]], ptr [[OMP_IV4:%[^,]+]],208 209// CHECK: [[IV4:%.+]] = load i32, ptr [[OMP_IV4]]210// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]]211// CHECK-NEXT: [[CMP4:%.+]] = icmp sle i32 [[IV4]], [[UB_VAL]]212// CHECK-NEXT: br i1 [[CMP4]], label %[[SIMPLE_LOOP4_BODY:.+]], label %[[SIMPLE_LOOP4_END:[^,]+]]213 for (short it = 6; it <= 20; it-=-4) {214// CHECK: [[SIMPLE_LOOP4_BODY]]:215// Start of body: calculate it from IV:216// CHECK: [[IV4_0:%.+]] = load i32, ptr [[OMP_IV4]]217// CHECK-NEXT: [[LC_IT_1:%.+]] = mul nsw i32 [[IV4_0]], 4218// CHECK-NEXT: [[LC_IT_2:%.+]] = add nsw i32 6, [[LC_IT_1]]219// CHECK-NEXT: [[LC_IT_3:%.+]] = trunc i32 [[LC_IT_2]] to i16220// CHECK-NEXT: store i16 [[LC_IT_3]], ptr221 222// CHECK: [[IV4_2:%.+]] = load i32, ptr [[OMP_IV4]]223// CHECK-NEXT: [[ADD4_2:%.+]] = add nsw i32 [[IV4_2]], 1224// CHECK-NEXT: store i32 [[ADD4_2]], ptr [[OMP_IV4]]225 }226// CHECK: [[SIMPLE_LOOP4_END]]:227// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})228// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})229 230 #pragma omp for simd231// CHECK: call void @__kmpc_for_static_init_4(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i32 1, i32 1)232// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],233// CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], 25234// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]235// CHECK: [[TRUE]]:236// CHECK: br label %[[SWITCH:[^,]+]]237// CHECK: [[FALSE]]:238// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],239// CHECK: br label %[[SWITCH]]240// CHECK: [[SWITCH]]:241// CHECK: [[UP:%.+]] = phi i32 [ 25, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]242// CHECK: store i32 [[UP]], ptr [[UB]],243// CHECK: [[LB_VAL:%.+]] = load i32, ptr [[LB]],244// CHECK: store i32 [[LB_VAL]], ptr [[OMP_IV5:%[^,]+]],245 246// CHECK: [[IV5:%.+]] = load i32, ptr [[OMP_IV5]]247// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]]248// CHECK-NEXT: [[CMP5:%.+]] = icmp sle i32 [[IV5]], [[UB_VAL]]249// CHECK-NEXT: br i1 [[CMP5]], label %[[SIMPLE_LOOP5_BODY:.+]], label %[[SIMPLE_LOOP5_END:[^,]+]]250 for (unsigned char it = 'z'; it >= 'a'; it+=-1) {251// CHECK: [[SIMPLE_LOOP5_BODY]]:252// Start of body: calculate it from IV:253// CHECK: [[IV5_0:%.+]] = load i32, ptr [[OMP_IV5]]254// CHECK-NEXT: [[IV5_1:%.+]] = mul nsw i32 [[IV5_0]], 1255// CHECK-NEXT: [[LC_IT_1:%.+]] = sub nsw i32 122, [[IV5_1]]256// CHECK-NEXT: [[LC_IT_2:%.+]] = trunc i32 [[LC_IT_1]] to i8257// CHECK-NEXT: store i8 [[LC_IT_2]], ptr258 259// CHECK: [[IV5_2:%.+]] = load i32, ptr [[OMP_IV5]]260// CHECK-NEXT: [[ADD5_2:%.+]] = add nsw i32 [[IV5_2]], 1261// CHECK-NEXT: store i32 [[ADD5_2]], ptr [[OMP_IV5]]262 }263// CHECK: [[SIMPLE_LOOP5_END]]:264// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})265// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})266 267// CHECK-NOT: mul i32 %{{.+}}, 10268 #pragma omp for simd269 for (unsigned i=100; i<10; i+=10) {270 }271 272 int A;273 #pragma omp parallel274 {275 // CHECK: store i32 -1, ptr [[A:%.+]],276 A = -1;277 #pragma omp for simd lastprivate(A)278// CHECK: call void @__kmpc_for_static_init_8(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i64 1, i64 1)279// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],280// CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], 6281// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]282// CHECK: [[TRUE]]:283// CHECK: br label %[[SWITCH:[^,]+]]284// CHECK: [[FALSE]]:285// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],286// CHECK: br label %[[SWITCH]]287// CHECK: [[SWITCH]]:288// CHECK: [[UP:%.+]] = phi i64 [ 6, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]289// CHECK: store i64 [[UP]], ptr [[UB]],290// CHECK: [[LB_VAL:%.+]] = load i64, ptr [[LB]],291// CHECK: store i64 [[LB_VAL]], ptr [[OMP_IV7:%[^,]+]],292 293// CHECK: br label %[[SIMD_LOOP7_COND:[^,]+]]294// CHECK: [[SIMD_LOOP7_COND]]:295// CHECK-NEXT: [[IV7:%.+]] = load i64, ptr [[OMP_IV7]]296// CHECK-NEXT: [[UB_VAL:%.+]] = load i64, ptr [[UB]]297// CHECK-NEXT: [[CMP7:%.+]] = icmp sle i64 [[IV7]], [[UB_VAL]]298// CHECK-NEXT: br i1 [[CMP7]], label %[[SIMPLE_LOOP7_BODY:.+]], label %[[SIMPLE_LOOP7_END:[^,]+]]299 for (long long i = -10; i < 10; i += 3) {300// CHECK: [[SIMPLE_LOOP7_BODY]]:301// Start of body: calculate i from IV:302// CHECK: [[IV7_0:%.+]] = load i64, ptr [[OMP_IV7]]303// CHECK-NEXT: [[LC_IT_1:%.+]] = mul nsw i64 [[IV7_0]], 3304// CHECK-NEXT: [[LC_IT_2:%.+]] = add nsw i64 -10, [[LC_IT_1]]305// CHECK-NEXT: store i64 [[LC_IT_2]], ptr [[LC:%[^,]+]],306// CHECK-NEXT: [[LC_VAL:%.+]] = load i64, ptr [[LC]]307// CHECK-NEXT: [[CONV:%.+]] = trunc i64 [[LC_VAL]] to i32308// CHECK-NEXT: store i32 [[CONV]], ptr [[A_PRIV:%[^,]+]],309 A = i;310// CHECK: [[IV7_2:%.+]] = load i64, ptr [[OMP_IV7]]311// CHECK-NEXT: [[ADD7_2:%.+]] = add nsw i64 [[IV7_2]], 1312// CHECK-NEXT: store i64 [[ADD7_2]], ptr [[OMP_IV7]]313 }314// CHECK: [[SIMPLE_LOOP7_END]]:315// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})316// CHECK: load i32, ptr317// CHECK: icmp ne i32 %{{.+}}, 0318// CHECK: br i1 %{{.+}}, label319// CHECK: [[A_PRIV_VAL:%.+]] = load i32, ptr [[A_PRIV]],320// CHECK-NEXT: store i32 [[A_PRIV_VAL]], ptr %{{.+}},321// CHECK-NEXT: br label322// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})323 }324 int R;325 #pragma omp parallel326 {327 // CHECK: store i32 -1, ptr [[R:%[^,]+]],328 R = -1;329// CHECK: store i32 1, ptr [[R_PRIV:%[^,]+]],330// OMP50: [[A_VAL:%.+]] = load i32, ptr %331// OMP50: [[COND:%.+]] = icmp ne i32 [[A_VAL]], 0332// OMP50: br i1 [[COND]], label {{%?}}[[THEN:[^,]+]], label {{%?}}[[ELSE:[^,]+]]333// OMP50: [[THEN]]:334#ifdef OMP5335 #pragma omp for simd reduction(*:R) if (simd:A) nontemporal(R)336#else337 #pragma omp for simd reduction(*:R)338#endif339// CHECK: call void @__kmpc_for_static_init_8(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i64 1, i64 1)340// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],341// CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], 6342// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]343// CHECK: [[TRUE]]:344// CHECK: br label %[[SWITCH:[^,]+]]345// CHECK: [[FALSE]]:346// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],347// CHECK: br label %[[SWITCH]]348// CHECK: [[SWITCH]]:349// CHECK: [[UP:%.+]] = phi i64 [ 6, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]350// CHECK: store i64 [[UP]], ptr [[UB]],351// CHECK: [[LB_VAL:%.+]] = load i64, ptr [[LB]],352// CHECK: store i64 [[LB_VAL]], ptr [[OMP_IV8:%[^,]+]],353 354// CHECK: br label %[[SIMD_LOOP8_COND:[^,]+]]355// CHECK: [[SIMD_LOOP8_COND]]:356// CHECK-NEXT: [[IV8:%.+]] = load i64, ptr [[OMP_IV8]]357// CHECK-NEXT: [[UB_VAL:%.+]] = load i64, ptr [[UB]]358// CHECK-NEXT: [[CMP8:%.+]] = icmp sle i64 [[IV8]], [[UB_VAL]]359// CHECK-NEXT: br i1 [[CMP8]], label %[[SIMPLE_LOOP8_BODY:.+]], label %[[SIMPLE_LOOP8_END:[^,]+]]360 for (long long i = -10; i < 10; i += 3) {361// CHECK: [[SIMPLE_LOOP8_BODY]]:362// Start of body: calculate i from IV:363// CHECK: [[IV8_0:%.+]] = load i64, ptr [[OMP_IV8]]364// CHECK-NEXT: [[LC_IT_1:%.+]] = mul nsw i64 [[IV8_0]], 3365// CHECK-NEXT: [[LC_IT_2:%.+]] = add nsw i64 -10, [[LC_IT_1]]366// CHECK-NEXT: store i64 [[LC_IT_2]], ptr [[LC:%[^,]+]],367// CHECK-NEXT: [[LC_VAL:%.+]] = load i64, ptr [[LC]]368// OMP45: store i32 %{{.+}}, ptr [[R_PRIV]],369// OMP50: store i32 %{{.+}}, ptr [[R_PRIV]],{{.*}}!nontemporal370 R *= i;371// CHECK: [[IV8_2:%.+]] = load i64, ptr [[OMP_IV8]]372// CHECK-NEXT: [[ADD8_2:%.+]] = add nsw i64 [[IV8_2]], 1373// CHECK-NEXT: store i64 [[ADD8_2]], ptr [[OMP_IV8]]374// CHECK-NEXT: br label {{%?}}[[SIMD_LOOP8_COND]], {{.*}}!llvm.loop ![[SIMD_LOOP:.+]]375 }376// CHECK: [[SIMPLE_LOOP8_END]]:377// OMP50: br label {{%?}}[[IF_EXIT:[^,]+]]378// OMP50: [[ELSE]]:379// OMP50: call void @__kmpc_for_static_init_8(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i64 1, i64 1)380// OMP50: [[UB_VAL:%.+]] = load i64, ptr [[UB]],381// OMP50: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], 6382// OMP50: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]383// OMP50: [[TRUE]]:384// OMP50: br label %[[SWITCH:[^,]+]]385// OMP50: [[FALSE]]:386// OMP50: [[UB_VAL:%.+]] = load i64, ptr [[UB]],387// OMP50: br label %[[SWITCH]]388// OMP50: [[SWITCH]]:389// OMP50: [[UP:%.+]] = phi i64 [ 6, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]390// OMP50: store i64 [[UP]], ptr [[UB]],391// OMP50: [[LB_VAL:%.+]] = load i64, ptr [[LB]],392// OMP50: store i64 [[LB_VAL]], ptr [[OMP_IV8:%[^,]+]],393 394// OMP50: br label %[[SIMD_LOOP8_COND:[^,]+]]395// OMP50: [[SIMD_LOOP8_COND]]:396// OMP50-NEXT: [[IV8:%.+]] = load i64, ptr [[OMP_IV8]]397// OMP50-NEXT: [[UB_VAL:%.+]] = load i64, ptr [[UB]]398// OMP50-NEXT: [[CMP8:%.+]] = icmp sle i64 [[IV8]], [[UB_VAL]]399// OMP50-NEXT: br i1 [[CMP8]], label %[[SIMPLE_LOOP8_BODY:.+]], label %[[SIMPLE_LOOP8_END:[^,]+]]400// OMP50: [[SIMPLE_LOOP8_BODY]]:401// Start of body: calculate i from IV:402// OMP50: [[IV8_0:%.+]] = load i64, ptr [[OMP_IV8]]403// OMP50-NEXT: [[LC_IT_1:%.+]] = mul nsw i64 [[IV8_0]], 3404// OMP50-NEXT: [[LC_IT_2:%.+]] = add nsw i64 -10, [[LC_IT_1]]405// OMP50-NEXT: store i64 [[LC_IT_2]], ptr [[LC:%[^,]+]],406// OMP50-NEXT: [[LC_VAL:%.+]] = load i64, ptr [[LC]]407// OMP50: store i32 %{{.+}}, ptr [[R_PRIV]],408// OMP50: [[IV8_2:%.+]] = load i64, ptr [[OMP_IV8]]409// OMP50-NEXT: [[ADD8_2:%.+]] = add nsw i64 [[IV8_2]], 1410// OMP50-NEXT: store i64 [[ADD8_2]], ptr [[OMP_IV8]]411// OMP50-NEXT: br label {{%?}}[[SIMD_LOOP8_COND]], {{.*}}!llvm.loop ![[NOSIMD_LOOP:.+]]412// OMP50: [[SIMPLE_LOOP8_END]]:413// OMP50: br label {{%?}}[[IF_EXIT]]414// OMP50: [[IF_EXIT]]:415 416// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})417// CHECK: call i32 @__kmpc_reduce(418// CHECK: [[R_PRIV_VAL:%.+]] = load i32, ptr [[R_PRIV]],419// CHECK: [[RED:%.+]] = mul nsw i32 %{{.+}}, [[R_PRIV_VAL]]420// CHECK-NEXT: store i32 [[RED]], ptr %{{.+}},421// CHECK-NEXT: call void @__kmpc_end_reduce(422// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})423 }424}425 426template <class T, unsigned K> T tfoo(T a) { return a + K; }427 428template <typename T, unsigned N>429int templ1(T a, T *z) {430 #pragma omp for simd collapse(N) schedule(simd: static, N)431 for (int i = 0; i < N * 2; i++) {432 for (long long j = 0; j < (N + N + N + N); j += 2) {433 z[i + j] = a + tfoo<T, N>(i + j);434 }435 }436 return 0;437}438 439// Instatiation templ1<float,2>440// CHECK-LABEL: define {{.*i32}} @{{.*}}templ1{{.*}}(float noundef {{.+}}, ptr noundef {{.+}})441// CHECK: call void @__kmpc_for_static_init_8(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 45, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i64 1, i64 2)442// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],443// CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], 15444// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]445// CHECK: [[TRUE]]:446// CHECK: br label %[[SWITCH:[^,]+]]447// CHECK: [[FALSE]]:448// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],449// CHECK: br label %[[SWITCH]]450// CHECK: [[SWITCH]]:451// CHECK: [[UP:%.+]] = phi i64 [ 15, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]452// CHECK: store i64 [[UP]], ptr [[UB]],453// CHECK: [[LB_VAL:%.+]] = load i64, ptr [[LB]],454// CHECK: store i64 [[LB_VAL]], ptr [[T1_OMP_IV:%[^,]+]],455 456// ...457// CHECK: icmp sle i64458// CHECK: [[IV:%.+]] = load i64, ptr [[T1_OMP_IV]]459// CHECK-NEXT: [[UB_VAL:%.+]] = load i64, ptr [[UB]]460// CHECK-NEXT: [[CMP1:%.+]] = icmp sle i64 [[IV]], [[UB_VAL]]461// CHECK-NEXT: br i1 [[CMP1]], label %[[T1_BODY:.+]], label %[[T1_END:[^,]+]]462// CHECK: [[T1_BODY]]:463// Loop counters i and j updates:464// CHECK: [[IV1:%.+]] = load i64, ptr [[T1_OMP_IV]]465// CHECK-NEXT: [[I_1:%.+]] = sdiv i64 [[IV1]], 4466// CHECK-NEXT: [[I_1_MUL1:%.+]] = mul nsw i64 [[I_1]], 1467// CHECK-NEXT: [[I_1_ADD0:%.+]] = add nsw i64 0, [[I_1_MUL1]]468// CHECK-NEXT: [[I_2:%.+]] = trunc i64 [[I_1_ADD0]] to i32469// CHECK-NEXT: store i32 [[I_2]], ptr470// CHECK: [[IV2:%.+]] = load i64, ptr [[T1_OMP_IV]]471// CHECK-NEXT: [[IV2_1:%.+]] = load i64, ptr [[T1_OMP_IV]]472// CHECK-NEXT: [[DIV_2:%.+]] = sdiv i64 [[IV2_1]], 4473// CHECK-NEXT: [[MUL_2:%.+]] = mul nsw i64 [[DIV_2]], 4474// CHECK-NEXT: [[J_1:%.+]] = sub nsw i64 [[IV2]], [[MUL_2]]475// CHECK-NEXT: [[J_2:%.+]] = mul nsw i64 [[J_1]], 2476// CHECK-NEXT: [[J_2_ADD0:%.+]] = add nsw i64 0, [[J_2]]477// CHECK-NEXT: store i64 [[J_2_ADD0]], ptr478// simd.for.inc:479// CHECK: [[IV3:%.+]] = load i64, ptr [[T1_OMP_IV]]480// CHECK-NEXT: [[INC:%.+]] = add nsw i64 [[IV3]], 1481// CHECK-NEXT: store i64 [[INC]], ptr [[T1_OMP_IV]]482// CHECK-NEXT: br label {{%.+}}483// CHECK: [[T1_END]]:484// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})485// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})486// CHECK: ret i32 0487//488void inst_templ1() {489 float a;490 float z[100];491 templ1<float,2> (a, z);492}493 494 495typedef int MyIdx;496 497class IterDouble {498 double *Ptr;499public:500 IterDouble operator++ () const {501 IterDouble n;502 n.Ptr = Ptr + 1;503 return n;504 }505 bool operator < (const IterDouble &that) const {506 return Ptr < that.Ptr;507 }508 double & operator *() const {509 return *Ptr;510 }511 MyIdx operator - (const IterDouble &that) const {512 return (MyIdx) (Ptr - that.Ptr);513 }514 IterDouble operator + (int Delta) {515 IterDouble re;516 re.Ptr = Ptr + Delta;517 return re;518 }519 520 ///~IterDouble() {}521};522 523// CHECK-LABEL: define {{.*void}} @{{.*}}iter_simple{{.*}}524void iter_simple(IterDouble ia, IterDouble ib, IterDouble ic) {525//526// Calculate number of iterations before the loop body.527// CHECK: [[DIFF1:%.+]] = invoke {{.*}}i32 @{{.*}}IterDouble{{.*}}528// CHECK: [[DIFF2:%.+]] = sub nsw i32 [[DIFF1]], 1529// CHECK-NEXT: [[DIFF3:%.+]] = add nsw i32 [[DIFF2]], 1530// CHECK-NEXT: [[DIFF4:%.+]] = sdiv i32 [[DIFF3]], 1531// CHECK-NEXT: [[DIFF5:%.+]] = sub nsw i32 [[DIFF4]], 1532// CHECK-NEXT: store i32 [[DIFF5]], ptr [[OMP_LAST_IT:%[^,]+]]{{.+}}533 #pragma omp for simd534 535// CHECK: call void @__kmpc_for_static_init_4(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i32 1, i32 1)536// CHECK-DAG: [[UB_VAL:%.+]] = load i32, ptr [[UB]],537// CHECK-DAG: [[OMP_LAST_IT_VAL:%.+]] = load i32, ptr [[OMP_LAST_IT]],538// CHECK: [[CMP:%.+]] = icmp sgt i32 [[UB_VAL]], [[OMP_LAST_IT_VAL]]539// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]540// CHECK: [[TRUE]]:541// CHECK: [[OMP_LAST_IT_VAL:%.+]] = load i32, ptr [[OMP_LAST_IT]],542// CHECK: br label %[[SWITCH:[^,]+]]543// CHECK: [[FALSE]]:544// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],545// CHECK: br label %[[SWITCH]]546// CHECK: [[SWITCH]]:547// CHECK: [[UP:%.+]] = phi i32 [ [[OMP_LAST_IT_VAL]], %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]548// CHECK: store i32 [[UP]], ptr [[UB]],549// CHECK: [[LB_VAL:%.+]] = load i32, ptr [[LB]],550// CHECK: store i32 [[LB_VAL]], ptr [[IT_OMP_IV:%[^,]+]],551 552// CHECK: [[IV:%.+]] = load i32, ptr [[IT_OMP_IV]]553// CHECK-NEXT: [[UB_VAL:%.+]] = load i32, ptr [[UB]]554// CHECK-NEXT: [[CMP:%.+]] = icmp sle i32 [[IV]], [[UB_VAL]]555// CHECK-NEXT: br i1 [[CMP]], label %[[IT_BODY:[^,]+]], label %[[IT_END:[^,]+]]556 for (IterDouble i = ia; i < ib; ++i) {557// CHECK: [[IT_BODY]]:558// Start of body: calculate i from index:559// CHECK: [[IV1:%.+]] = load i32, ptr [[IT_OMP_IV]]560// Call of operator+ (i, IV).561// CHECK: {{%.+}} = invoke {{.+}} @{{.*}}IterDouble{{.*}}562// ... loop body ...563 *i = *ic * 0.5;564// Float multiply and save result.565// CHECK: [[MULR:%.+]] = fmul double {{%.+}}, 5.000000e-01566// CHECK-NEXT: invoke {{.+}} @{{.*}}IterDouble{{.*}}567// CHECK: store double [[MULR:%.+]], ptr [[RESULT_ADDR:%.+]]568 ++ic;569//570// CHECK: [[IV2:%.+]] = load i32, ptr [[IT_OMP_IV]]571// CHECK-NEXT: [[ADD2:%.+]] = add nsw i32 [[IV2]], 1572// CHECK-NEXT: store i32 [[ADD2]], ptr [[IT_OMP_IV]]573// br label %{{.*}}, !llvm.loop ![[ITER_LOOP_ID]]574 }575// CHECK: [[IT_END]]:576// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})577// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})578// CHECK: ret void579}580 581 582// CHECK-LABEL: define {{.*void}} @{{.*}}collapsed{{.*}}583void collapsed(float *a, float *b, float *c, float *d) {584 int i; // outer loop counter585 unsigned j; // middle loop couter, leads to unsigned icmp in loop header.586 // k declared in the loop init below587 short l; // inner loop counter588// CHECK: call void @__kmpc_for_static_init_4u(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i32 1, i32 1)589// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],590// CHECK: [[CMP:%.+]] = icmp ugt i32 [[UB_VAL]], 119591// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]592// CHECK: [[TRUE]]:593// CHECK: br label %[[SWITCH:[^,]+]]594// CHECK: [[FALSE]]:595// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]],596// CHECK: br label %[[SWITCH]]597// CHECK: [[SWITCH]]:598// CHECK: [[UP:%.+]] = phi i32 [ 119, %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]599// CHECK: store i32 [[UP]], ptr [[UB]],600// CHECK: [[LB_VAL:%.+]] = load i32, ptr [[LB]],601// CHECK: store i32 [[LB_VAL]], ptr [[OMP_IV:%[^,]+]],602//603 #pragma omp for simd collapse(4)604 605// CHECK: [[IV:%.+]] = load i32, ptr [[OMP_IV]]606// CHECK: [[UB_VAL:%.+]] = load i32, ptr [[UB]]607// CHECK-NEXT: [[CMP:%.+]] = icmp ule i32 [[IV]], [[UB_VAL]]608// CHECK-NEXT: br i1 [[CMP]], label %[[COLL1_BODY:[^,]+]], label %[[COLL1_END:[^,]+]]609 for (i = 1; i < 3; i++) // 2 iterations610 for (j = 2u; j < 5u; j++) //3 iterations611 for (int k = 3; k <= 6; k++) // 4 iterations612 for (l = 4; l < 9; ++l) // 5 iterations613 {614// CHECK: [[COLL1_BODY]]:615// Start of body: calculate i from index:616// CHECK: [[IV1:%.+]] = load i32, ptr [[OMP_IV]]617// Calculation of the loop counters values.618// CHECK: [[CALC_I_1:%.+]] = udiv i32 [[IV1]], 60619// CHECK-NEXT: [[CALC_I_1_MUL1:%.+]] = mul i32 [[CALC_I_1]], 1620// CHECK-NEXT: [[CALC_I_2:%.+]] = add i32 1, [[CALC_I_1_MUL1]]621// CHECK-NEXT: store i32 [[CALC_I_2]], ptr [[LC_I:.+]]622 623// CHECK: [[IV1_2:%.+]] = load i32, ptr [[OMP_IV]]624// CHECK: [[IV1_2_1:%.+]] = load i32, ptr [[OMP_IV]]625// CHECK-NEXT: [[CALC_J_1:%.+]] = udiv i32 [[IV1_2_1]], 60626// CHECK-NEXT: [[MUL_1:%.+]] = mul i32 [[CALC_J_1]], 60627// CHECK-NEXT: [[SUB_3:%.+]] = sub i32 [[IV1_2]], [[MUL_1]]628// CHECK-NEXT: [[CALC_J_2:%.+]] = udiv i32 [[SUB_3]], 20629// CHECK-NEXT: [[CALC_J_2_MUL1:%.+]] = mul i32 [[CALC_J_2]], 1630// CHECK-NEXT: [[CALC_J_3:%.+]] = add i32 2, [[CALC_J_2_MUL1]]631// CHECK-NEXT: store i32 [[CALC_J_3]], ptr [[LC_J:.+]]632 633// CHECK: [[IV1_3:%.+]] = load i32, ptr [[OMP_IV]]634// CHECK: [[IV1_3_1:%.+]] = load i32, ptr [[OMP_IV]]635// CHECK-NEXT: [[DIV_1:%.+]] = udiv i32 [[IV1_3_1]], 60636// CHECK-NEXT: [[MUL_2:%.+]] = mul i32 [[DIV_1]], 60637// CHECK-NEXT: [[ADD_3:%.+]] = sub i32 [[IV1_3]], [[MUL_2]]638 639// CHECK: [[IV1_4:%.+]] = load i32, ptr [[OMP_IV]]640// CHECK: [[IV1_4_1:%.+]] = load i32, ptr [[OMP_IV]]641// CHECK-NEXT: [[DIV_2:%.+]] = udiv i32 [[IV1_4_1]], 60642// CHECK-NEXT: [[MUL_3:%.+]] = mul i32 [[DIV_2]], 60643// CHECK-NEXT: [[SUB_6:%.+]] = sub i32 [[IV1_4]], [[MUL_3]]644// CHECK-NEXT: [[DIV_3:%.+]] = udiv i32 [[SUB_6]], 20645// CHECK-NEXT: [[MUL_4:%.+]] = mul i32 [[DIV_3]], 20646// CHECK-NEXT: [[SUB_7:%.+]] = sub i32 [[ADD_3]], [[MUL_4]]647// CHECK-NEXT: [[DIV_4:%.+]] = udiv i32 [[SUB_7]], 5648// CHECK-NEXT: [[MUL_5:%.+]] = mul i32 [[DIV_4]], 1649// CHECK-NEXT: [[ADD_6:%.+]] = add i32 3, [[MUL_5]]650// CHECK-NEXT: store i32 [[ADD_6]], ptr [[LC_K:.+]]651 652// CHECK: [[IV1_5:%.+]] = load i32, ptr [[OMP_IV]]653// CHECK: [[IV1_5_1:%.+]] = load i32, ptr [[OMP_IV]]654// CHECK-NEXT: [[DIV_5:%.+]] = udiv i32 [[IV1_5_1]], 60655// CHECK-NEXT: [[MUL_6:%.+]] = mul i32 [[DIV_5]], 60656// CHECK-NEXT: [[ADD_7:%.+]] = sub i32 [[IV1_5]], [[MUL_6]]657 658// CHECK: [[IV1_6:%.+]] = load i32, ptr [[OMP_IV]]659// CHECK: [[IV1_6_1:%.+]] = load i32, ptr [[OMP_IV]]660// CHECK-NEXT: [[DIV_6:%.+]] = udiv i32 [[IV1_6_1]], 60661// CHECK-NEXT: [[MUL_7:%.+]] = mul i32 [[DIV_6]], 60662// CHECK-NEXT: [[SUB_10:%.+]] = sub i32 [[IV1_6]], [[MUL_7]]663// CHECK-NEXT: [[DIV_7:%.+]] = udiv i32 [[SUB_10]], 20664// CHECK-NEXT: [[MUL_8:%.+]] = mul i32 [[DIV_7]], 20665// CHECK-NEXT: [[ADD_9:%.+]] = sub i32 [[ADD_7]], [[MUL_8]]666 667// CHECK: [[IV1_7:%.+]] = load i32, ptr [[OMP_IV]]668// CHECK: [[IV1_7_1:%.+]] = load i32, ptr [[OMP_IV]]669// CHECK-NEXT: [[DIV_8:%.+]] = udiv i32 [[IV1_7_1]], 60670// CHECK-NEXT: [[MUL_9:%.+]] = mul i32 [[DIV_8]], 60671// CHECK-NEXT: [[ADD_10:%.+]] = sub i32 [[IV1_7]], [[MUL_9]]672 673// CHECK: [[IV1_8:%.+]] = load i32, ptr [[OMP_IV]]674// CHECK: [[IV1_8_1:%.+]] = load i32, ptr [[OMP_IV]]675// CHECK-NEXT: [[DIV_3:%.+]] = udiv i32 [[IV1_8_1]], 60676// CHECK-NEXT: [[MUL_4:%.+]] = mul i32 [[DIV_3]], 60677// CHECK-NEXT: [[SUB_7:%.+]] = sub i32 [[IV1_8]], [[MUL_4]]678// CHECK-NEXT: [[DIV_4:%.+]] = udiv i32 [[SUB_7]], 20679// CHECK-NEXT: [[MUL_5:%.+]] = mul i32 [[DIV_4]], 20680// CHECK-NEXT: [[SUB_8:%.+]] = sub i32 [[ADD_10]], [[MUL_5]]681// CHECK-NEXT: [[DIV_5:%.+]] = udiv i32 [[SUB_8]], 5682// CHECK-NEXT: [[MUL_6:%.+]] = mul i32 [[DIV_5]], 5683// CHECK-NEXT: [[SUB_9:%.+]] = sub i32 [[ADD_9]], [[MUL_6]]684// CHECK-NEXT: [[MUL_6:%.+]] = mul i32 [[SUB_9]], 1685// CHECK-NEXT: [[CALC_L_2:%.+]] = add i32 4, [[MUL_6]]686// CHECK-NEXT: [[CALC_L_3:%.+]] = trunc i32 [[CALC_L_2]] to i16687// CHECK-NEXT: store i16 [[CALC_L_3]], ptr [[LC_L:.+]]688// ... loop body ...689// End of body: store into a[i]:690// CHECK: store float [[RESULT:%.+]], ptr [[RESULT_ADDR:%.+]]691 float res = b[j] * c[k];692 a[i] = res * d[l];693// CHECK: [[IV2:%.+]] = load i32, ptr [[OMP_IV]]694// CHECK-NEXT: [[ADD2:%.+]] = add i32 [[IV2]], 1695// CHECK-NEXT: store i32 [[ADD2]], ptr [[OMP_IV]]696// br label %{{[^,]+}}, !llvm.loop ![[COLL1_LOOP_ID]]697// CHECK: [[COLL1_END]]:698 }699// i,j,l are updated; k is not updated.700// CHECK: call void @__kmpc_for_static_fini(ptr {{.+}}, i32 %{{.+}})701// CHECK: br i1702// CHECK: store i32 3, ptr703// CHECK-NEXT: store i32 5,704// CHECK-NEXT: store i32 7,705// CHECK-NEXT: store i16 9, ptr706// CHECK: call void @__kmpc_barrier(ptr {{.+}}, i32 %{{.+}})707// CHECK: ret void708}709 710extern char foo();711extern double globalfloat;712 713// CHECK-LABEL: define {{.*void}} @{{.*}}widened{{.*}}714void widened(float *a, float *b, float *c, float *d) {715 int i; // outer loop counter716 short j; // inner loop counter717 globalfloat = 1.0;718 int localint = 1;719// CHECK: store double {{.+}}, ptr [[GLOBALFLOAT:@.+]]720// Counter is widened to 64 bits.721// CHECK: [[MUL:%.+]] = mul nsw i64 2, %{{.+}}722// CHECK-NEXT: [[SUB:%.+]] = sub nsw i64 [[MUL]], 1723// CHECK-NEXT: store i64 [[SUB]], ptr [[OMP_LAST_IT:%[^,]+]],724// CHECK: call void @__kmpc_for_static_init_8(ptr {{[^,]+}}, i32 %{{[^,]+}}, i32 34, ptr %{{[^,]+}}, ptr [[LB:%[^,]+]], ptr [[UB:%[^,]+]], ptr [[STRIDE:%[^,]+]], i64 1, i64 1)725// CHECK-DAG: [[UB_VAL:%.+]] = load i64, ptr [[UB]],726// CHECK-DAG: [[OMP_LAST_IT_VAL:%.+]] = load i64, ptr [[OMP_LAST_IT]],727// CHECK: [[CMP:%.+]] = icmp sgt i64 [[UB_VAL]], [[OMP_LAST_IT_VAL]]728// CHECK: br i1 [[CMP]], label %[[TRUE:.+]], label %[[FALSE:[^,]+]]729// CHECK: [[TRUE]]:730// CHECK: [[OMP_LAST_IT_VAL:%.+]] = load i64, ptr [[OMP_LAST_IT]],731// CHECK: br label %[[SWITCH:[^,]+]]732// CHECK: [[FALSE]]:733// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]],734// CHECK: br label %[[SWITCH]]735// CHECK: [[SWITCH]]:736// CHECK: [[UP:%.+]] = phi i64 [ [[OMP_LAST_IT_VAL]], %[[TRUE]] ], [ [[UB_VAL]], %[[FALSE]] ]737// CHECK: store i64 [[UP]], ptr [[UB]],738// CHECK: [[LB_VAL:%.+]] = load i64, ptr [[LB]],739// CHECK: store i64 [[LB_VAL]], ptr [[OMP_IV:%[^,]+]],740//741 #pragma omp for simd collapse(2) private(globalfloat, localint)742 743// CHECK: [[IV:%.+]] = load i64, ptr [[OMP_IV]]744// CHECK: [[UB_VAL:%.+]] = load i64, ptr [[UB]]745// CHECK-NEXT: [[CMP:%.+]] = icmp sle i64 [[IV]], [[UB_VAL]]746// CHECK-NEXT: br i1 [[CMP]], label %[[WIDE1_BODY:[^,]+]], label %[[WIDE1_END:[^,]+]]747 for (i = 1; i < 3; i++) // 2 iterations748 for (j = 0; j < foo(); j++) // foo() iterations749 {750// CHECK: [[WIDE1_BODY]]:751// Start of body: calculate i from index:752// CHECK: [[IV1:%.+]] = load i64, ptr [[OMP_IV]]753// Calculation of the loop counters values...754// CHECK: store i32 {{[^,]+}}, ptr [[LC_I:.+]]755// CHECK: [[IV1_2:%.+]] = load i64, ptr [[OMP_IV]]756// CHECK: store i16 {{[^,]+}}, ptr [[LC_J:.+]]757// ... loop body ...758//759// Here we expect store into private double var, not global760// CHECK-NOT: store double {{.+}}, ptr [[GLOBALFLOAT]]761 globalfloat = (float)j/i;762 float res = b[j] * c[j];763// Store into a[i]:764// CHECK: store float [[RESULT:%.+]], ptr [[RESULT_ADDR:%.+]]765 a[i] = res * d[i];766// Then there's a store into private var localint:767// CHECK: store i32 {{.+}}, ptr [[LOCALINT:%[^,]+]]768 localint = (int)j;769// CHECK: [[IV2:%.+]] = load i64, ptr [[OMP_IV]]770// CHECK-NEXT: [[ADD2:%.+]] = add nsw i64 [[IV2]], 1771// CHECK-NEXT: store i64 [[ADD2]], ptr [[OMP_IV]]772//773// br label %{{[^,]+}}, !llvm.loop ![[WIDE1_LOOP_ID]]774// CHECK: [[WIDE1_END]]:775 }776// i,j are updated.777// CHECK: store i32 3, ptr [[I:%[^,]+]]778// CHECK: store i16779//780// Here we expect store into original localint, not its privatized version.781// CHECK-NOT: store i32 {{.+}}, ptr [[LOCALINT]]782 localint = (int)j;783// CHECK: ret void784}785 786// TERM_DEBUG-LABEL: bar787int bar() { extern void mayThrow(); mayThrow(); return 0; };788 789// TERM_DEBUG-LABEL: parallel_simd790void parallel_simd(float *a) {791#pragma omp parallel792#pragma omp for simd793 // TERM_DEBUG-NOT: __kmpc_global_thread_num794 // TERM_DEBUG: invoke noundef i32 {{.*}}bar{{.*}}()795 // TERM_DEBUG: unwind label %[[TERM_LPAD:[a-zA-Z0-9\.]+]],796 // TERM_DEBUG-NOT: __kmpc_global_thread_num797 // TERM_DEBUG: [[TERM_LPAD]]798 // TERM_DEBUG: call void @__clang_call_terminate799 // TERM_DEBUG: unreachable800 for (unsigned i = 131071; i <= 2147483647; i += 127)801 a[i] += bar();802}803// TERM_DEBUG: !{{[0-9]+}} = !DILocation(line: [[@LINE-11]],804// TERM_DEBUG-NOT: line: 0,805// OMP45-NOT: !"llvm.loop.vectorize.enable", i1 false806// CHECK-DAG: ![[SIMD_LOOP]] = distinct !{![[SIMD_LOOP]], {{.*}}![[VECT_LOOP:[^,]+]]}807// CHECK-DAG: ![[VECT_LOOP]] = !{!"llvm.loop.vectorize.enable", i1 true}808// OMP45-NOT: !"llvm.loop.vectorize.enable", i1 false809// OMP50-DAG: ![[NOSIMD_LOOP]] = distinct !{![[NOSIMD_LOOP]], {{.*}}![[NOVECT_LOOP:[^,]+]]}810// OMP50-DAG: ![[NOVECT_LOOP]] = !{!"llvm.loop.vectorize.enable", i1 false}811#endif // HEADER812