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95 lines
3.3 KiB
95 lines
3.3 KiB
; RUN: opt %loadPolly -basic-aa -polly-scops \
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; RUN: -polly-allow-nonaffine -polly-allow-nonaffine-branches \
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; RUN: -polly-allow-nonaffine-loops=true -analyze < %s | FileCheck %s \
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; RUN: -check-prefix=SCALAR
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; RUN: opt %loadPolly -basic-aa -polly-scops -polly-allow-nonaffine \
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; RUN: -polly-process-unprofitable=false \
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; RUN: -polly-allow-nonaffine-branches -polly-allow-nonaffine-loops=true \
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; RUN: -analyze < %s | FileCheck %s -check-prefix=PROFIT
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;
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; SCALAR: Function: f
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; SCALAR-NEXT: Region: %bb1---%bb13
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; SCALAR-NEXT: Max Loop Depth: 1
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; SCALAR-NEXT: Invariant Accesses: {
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; SCALAR-NEXT: }
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; SCALAR-NEXT: Context:
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; SCALAR-NEXT: { : }
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; SCALAR-NEXT: Assumed Context:
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; SCALAR-NEXT: { : }
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; SCALAR-NEXT: Invalid Context:
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; SCALAR-NEXT: { : false }
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; SCALAR-NEXT: Arrays {
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; SCALAR-NEXT: i32 MemRef_C[*]; // Element size 4
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; SCALAR-NEXT: i32 MemRef_A[*]; // Element size 4
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; SCALAR-NEXT: }
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; SCALAR-NEXT: Arrays (Bounds as pw_affs) {
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; SCALAR-NEXT: i32 MemRef_C[*]; // Element size 4
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; SCALAR-NEXT: i32 MemRef_A[*]; // Element size 4
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; SCALAR-NEXT: }
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; SCALAR-NEXT: Alias Groups (0):
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; SCALAR-NEXT: n/a
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; SCALAR-NEXT: Statements {
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; SCALAR-NEXT: Stmt_bb3__TO__bb11
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; SCALAR-NEXT: Domain :=
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; SCALAR-NEXT: { Stmt_bb3__TO__bb11[i0] : 0 <= i0 <= 1023 };
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; SCALAR-NEXT: Schedule :=
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; SCALAR-NEXT: { Stmt_bb3__TO__bb11[i0] -> [i0] };
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; SCALAR-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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; SCALAR-NEXT: { Stmt_bb3__TO__bb11[i0] -> MemRef_C[i0] };
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; SCALAR-NEXT: ReadAccess := [Reduction Type: +] [Scalar: 0]
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; SCALAR-NEXT: { Stmt_bb3__TO__bb11[i0] -> MemRef_A[o0] };
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; SCALAR-NEXT: MayWriteAccess := [Reduction Type: +] [Scalar: 0]
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; SCALAR-NEXT: { Stmt_bb3__TO__bb11[i0] -> MemRef_A[o0] };
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; SCALAR-NEXT: }
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; PROFIT-NOT: Statements
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;
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; void f(int * restrict A, int * restrict C) {
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; int j;
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; for (int i = 0; i < 1024; i++) {
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; while ((j = C[i++])) {
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; A[j]++;
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; if (true) break;
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; }
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; }
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; }
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;
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @f(i32* noalias %A, i32* noalias %C) {
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bb:
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br label %bb1
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bb1: ; preds = %bb12, %bb
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%indvars.iv = phi i64 [ %indvars.iv.next, %bb12 ], [ 0, %bb ]
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%exitcond = icmp ne i64 %indvars.iv, 1024
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br i1 %exitcond, label %bb2, label %bb13
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bb2: ; preds = %bb1
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br label %bb3
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bb3: ; preds = %bb6, %bb2
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%tmp = getelementptr inbounds i32, i32* %C, i64 %indvars.iv
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%tmp4 = load i32, i32* %tmp, align 4
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%tmp5 = icmp eq i32 %tmp4, 0
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br i1 %tmp5, label %bb11, label %bb6
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bb6: ; preds = %bb3
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%tmp7 = sext i32 %tmp4 to i64
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%tmp8 = getelementptr inbounds i32, i32* %A, i64 %tmp7
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%tmp9 = load i32, i32* %tmp8, align 4
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%tmp10 = add nsw i32 %tmp9, 1
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store i32 %tmp10, i32* %tmp8, align 4
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br i1 true, label %bb11, label %bb3
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bb11: ; preds = %bb3
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br label %bb12
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bb12: ; preds = %bb11
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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br label %bb1
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bb13: ; preds = %bb1
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ret void
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}
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