forked from OSchip/llvm-project
38 lines
1.3 KiB
LLVM
38 lines
1.3 KiB
LLVM
; RUN: opt %loadPolly -polly-print-scops -polly-invariant-load-hoisting=true -polly-process-unprofitable -disable-output < %s | FileCheck %s
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; RUN: opt %loadPolly -polly-print-function-scops -polly-invariant-load-hoisting=true -polly-process-unprofitable -disable-output < %s | FileCheck %s
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;
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; CHECK: Invariant Accesses:
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; CHECK-NEXT: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK-NEXT: { Stmt_bb1[i0] -> MemRef_UB[0] };
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;
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; void f(int *A, int *UB) {
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; for (int i = 0; i < *UB; i++)
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; A[i] = 0;
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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* %A, i32* %UB) {
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bb:
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br label %bb1
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bb1: ; preds = %bb6, %bb
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%indvars.iv = phi i64 [ %indvars.iv.next, %bb6 ], [ 0, %bb ]
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%tmp = load i32, i32* %UB, align 4
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%tmp2 = sext i32 %tmp to i64
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%tmp3 = icmp slt i64 %indvars.iv, %tmp2
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br i1 %tmp3, label %bb4, label %bb7
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bb4: ; preds = %bb1
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%tmp5 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
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store i32 0, i32* %tmp5, align 4
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br label %bb6
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bb6: ; preds = %bb4
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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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bb7: ; preds = %bb1
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ret void
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}
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