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1; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -polly-parallel -S < %s | FileCheck %s --check-prefix=AUTO2; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -polly-parallel -polly-num-threads=1 -S < %s | FileCheck %s --check-prefix=ONE3; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -polly-parallel -polly-num-threads=4 -S < %s | FileCheck %s --check-prefix=FOUR4 5; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -polly-parallel -polly-omp-backend=LLVM -S < %s | FileCheck %s --check-prefix=LIBOMP-AUTO6; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -polly-parallel -polly-omp-backend=LLVM -polly-num-threads=1 -S < %s | FileCheck %s --check-prefix=LIBOMP-ONE7; RUN: opt %loadNPMPolly '-passes=polly<no-default-opts>' -polly-parallel -polly-omp-backend=LLVM -polly-num-threads=4 -S < %s | FileCheck %s --check-prefix=LIBOMP-FOUR8 9; Ensure that the provided thread numbers are forwarded to the OpenMP calls.10;11; void storePosition(int *A) {12; for (int i = 0; i < 1024; i++)13; for (int j = 0; j < 1024; j++)14; A[i + j * 1024] = 0;15; }16 17; AUTO: call void @GOMP_parallel_loop_runtime_start(ptr @storePosition_polly_subfn, ptr %polly.par.userContext{{[0-9]*}}, i32 0, i64 0, i64 1024, i64 1)18; ONE: call void @GOMP_parallel_loop_runtime_start(ptr @storePosition_polly_subfn, ptr %polly.par.userContext{{[0-9]*}}, i32 1, i64 0, i64 1024, i64 1)19; FOUR: call void @GOMP_parallel_loop_runtime_start(ptr @storePosition_polly_subfn, ptr %polly.par.userContext{{[0-9]*}}, i32 4, i64 0, i64 1024, i64 1)20 21; In automatic mode, no threads are pushed explicitly.22; LIBOMP-AUTO-NOT: call void @__kmpc_push_num_threads23; LIBOMP-ONE: call void @__kmpc_push_num_threads(ptr @.loc.dummy{{[.0-9]*}}, i32 %{{[0-9]+}}, i32 1)24; LIBOMP-FOUR: call void @__kmpc_push_num_threads(ptr @.loc.dummy{{[.0-9]*}}, i32 %{{[0-9]+}}, i32 4)25 26target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"27 28define void @storePosition(ptr %A) {29entry:30 br label %for.cond31 32for.cond: ; preds = %for.inc4, %entry33 %indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc4 ], [ 0, %entry ]34 %exitcond5 = icmp ne i64 %indvars.iv3, 102435 br i1 %exitcond5, label %for.body, label %for.end636 37for.body: ; preds = %for.cond38 br label %for.cond139 40for.cond1: ; preds = %for.inc, %for.body41 %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %for.body ]42 %exitcond = icmp ne i64 %indvars.iv, 102443 br i1 %exitcond, label %for.body3, label %for.end44 45for.body3: ; preds = %for.cond146 %tmp = shl nsw i64 %indvars.iv, 1047 %tmp6 = add nsw i64 %indvars.iv3, %tmp48 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %tmp649 store i32 0, ptr %arrayidx, align 450 br label %for.inc51 52for.inc: ; preds = %for.body353 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 154 br label %for.cond155 56for.end: ; preds = %for.cond157 br label %for.inc458 59for.inc4: ; preds = %for.end60 %indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 161 br label %for.cond62 63for.end6: ; preds = %for.cond64 ret void65}66