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1; RUN: opt %loadNPMPolly '-passes=polly-custom<scops>' -polly-print-scops -disable-output < %s 2>&1 | FileCheck %s2; RUN: opt %loadNPMPolly '-passes=polly-custom<scops>' -polly-print-scops -disable-output < %s 2>&1 | FileCheck %s3;4; CHECK: Reduction Type: NONE5;6; Check that we do not mark these accesses as reduction like.7; We do this for the case the loads are modelt with the same LLVM-IR value and8; for the case there are different LLVM-IR values.9;10; void f(int *A) {11; for (int i = 0; i < 1024; i++)12; A[i] = A[i] + A[i];13; }14;15target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"16 17define void @f_one_load_case(ptr %A) {18entry:19 br label %for.cond20 21for.cond: ; preds = %for.inc, %entry22 %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]23 %exitcond = icmp ne i32 %i.0, 102424 br i1 %exitcond, label %for.body, label %for.end25 26for.body: ; preds = %for.cond27 %arrayidx = getelementptr inbounds i32, ptr %A, i32 %i.028 %tmp = load i32, ptr %arrayidx, align 429 %add = add nsw i32 %tmp, %tmp30 %arrayidx2 = getelementptr inbounds i32, ptr %A, i32 %i.031 store i32 %add, ptr %arrayidx2, align 432 br label %for.inc33 34for.inc: ; preds = %for.body35 %inc = add nsw i32 %i.0, 136 br label %for.cond37 38for.end: ; preds = %for.cond39 ret void40}41 42define void @f_two_loads_case(ptr %A) {43entry:44 br label %for.cond45 46for.cond: ; preds = %for.inc, %entry47 %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]48 %exitcond = icmp ne i32 %i.0, 102449 br i1 %exitcond, label %for.body, label %for.end50 51for.body: ; preds = %for.cond52 %arrayidx = getelementptr inbounds i32, ptr %A, i32 %i.053 %tmp = load i32, ptr %arrayidx, align 454 %arrayidxCopy = getelementptr inbounds i32, ptr %A, i32 %i.055 %tmpCopy = load i32, ptr %arrayidxCopy, align 456 %add = add nsw i32 %tmp, %tmpCopy57 %arrayidx2 = getelementptr inbounds i32, ptr %A, i32 %i.058 store i32 %add, ptr %arrayidx2, align 459 br label %for.inc60 61for.inc: ; preds = %for.body62 %inc = add nsw i32 %i.0, 163 br label %for.cond64 65for.end: ; preds = %for.cond66 ret void67}68