; RUN: opt %loadPolly -polly-analysis-computeout=0 -polly-scops -polly-rtc-max-parameters=8 -analyze < %s | FileCheck %s --check-prefix=MAX8 ; RUN: opt %loadPolly -polly-analysis-computeout=0 -polly-scops -polly-rtc-max-parameters=7 -analyze < %s | FileCheck %s --check-prefix=MAX7 ; ; Check that we allow this SCoP even though it has 10 parameters involved in posisbly aliasing accesses. ; However, only 7 are involved in accesses through B, 8 through C and none in accesses through A. ; ; MAX8-LABEL: Function: jd ; MAX8-NEXT: Region: %for.cond---%for.end ; MAX7: Invalid Scop! ; ; void jd(int *A, int *B, int *C, long p1, long p2, long p3, long p4, long p5, ; long p6, long p7, long p8, long p9, long p10) { ; for (int i = 0; i < 1024; i++) ; A[i] = B[p1] - B[p2] + B[-p3] - B[p4] + B[p5] - B[-p6] + B[p7] - C[p3] + ; C[-p4] - C[p5] + C[p6] - C[-p7] + C[p8] - C[p9] + C[-p10]; ; } ; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" define void @jd(i32* %A, i32* %B, i32* %C, i64 %p1, i64 %p2, i64 %p3, i64 %p4, i64 %p5, i64 %p6, i64 %p7, i64 %p8, i64 %p9, i64 %p10) { entry: br label %for.cond for.cond: ; preds = %for.inc, %entry %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] %exitcond = icmp ne i64 %indvars.iv, 1024 br i1 %exitcond, label %for.body, label %for.end for.body: ; preds = %for.cond %arrayidx = getelementptr inbounds i32, i32* %B, i64 %p1 %tmp = load i32, i32* %arrayidx, align 4 %arrayidx1 = getelementptr inbounds i32, i32* %B, i64 %p2 %tmp1 = load i32, i32* %arrayidx1, align 4 %sub = sub nsw i32 %tmp, %tmp1 %sub2 = sub nsw i64 0, %p3 %arrayidx3 = getelementptr inbounds i32, i32* %B, i64 %sub2 %tmp2 = load i32, i32* %arrayidx3, align 4 %add = add nsw i32 %sub, %tmp2 %arrayidx4 = getelementptr inbounds i32, i32* %B, i64 %p4 %tmp3 = load i32, i32* %arrayidx4, align 4 %sub5 = sub nsw i32 %add, %tmp3 %arrayidx6 = getelementptr inbounds i32, i32* %B, i64 %p5 %tmp4 = load i32, i32* %arrayidx6, align 4 %add7 = add nsw i32 %sub5, %tmp4 %sub8 = sub nsw i64 0, %p6 %arrayidx9 = getelementptr inbounds i32, i32* %B, i64 %sub8 %tmp5 = load i32, i32* %arrayidx9, align 4 %sub10 = sub nsw i32 %add7, %tmp5 %arrayidx11 = getelementptr inbounds i32, i32* %B, i64 %p7 %tmp6 = load i32, i32* %arrayidx11, align 4 %add12 = add nsw i32 %sub10, %tmp6 %arrayidx13 = getelementptr inbounds i32, i32* %C, i64 %p3 %tmp7 = load i32, i32* %arrayidx13, align 4 %sub14 = sub nsw i32 %add12, %tmp7 %sub15 = sub nsw i64 0, %p4 %arrayidx16 = getelementptr inbounds i32, i32* %C, i64 %sub15 %tmp8 = load i32, i32* %arrayidx16, align 4 %add17 = add nsw i32 %sub14, %tmp8 %arrayidx18 = getelementptr inbounds i32, i32* %C, i64 %p5 %tmp9 = load i32, i32* %arrayidx18, align 4 %sub19 = sub nsw i32 %add17, %tmp9 %arrayidx20 = getelementptr inbounds i32, i32* %C, i64 %p6 %tmp10 = load i32, i32* %arrayidx20, align 4 %add21 = add nsw i32 %sub19, %tmp10 %sub22 = sub nsw i64 0, %p7 %arrayidx23 = getelementptr inbounds i32, i32* %C, i64 %sub22 %tmp11 = load i32, i32* %arrayidx23, align 4 %sub24 = sub nsw i32 %add21, %tmp11 %arrayidx25 = getelementptr inbounds i32, i32* %C, i64 %p8 %tmp12 = load i32, i32* %arrayidx25, align 4 %add26 = add nsw i32 %sub24, %tmp12 %arrayidx27 = getelementptr inbounds i32, i32* %C, i64 %p9 %tmp13 = load i32, i32* %arrayidx27, align 4 %sub28 = sub nsw i32 %add26, %tmp13 %sub29 = sub nsw i64 0, %p10 %arrayidx30 = getelementptr inbounds i32, i32* %C, i64 %sub29 %tmp14 = load i32, i32* %arrayidx30, align 4 %add31 = add nsw i32 %sub28, %tmp14 %arrayidx32 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv store i32 %add31, i32* %arrayidx32, align 4 br label %for.inc for.inc: ; preds = %for.body %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 br label %for.cond for.end: ; preds = %for.cond ret void }