forked from OSchip/llvm-project
65 lines
2.2 KiB
LLVM
65 lines
2.2 KiB
LLVM
; RUN: opt %loadPolly -polly-invariant-load-hoisting=true -polly-print-scops -disable-output < %s | FileCheck %s
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;
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; void foo(float *A, long *p) {
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; for (long i = 0; i < 100; i++)
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; for (long j = 0; j < 100; j++)
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; A[i * (*p) + j] += i + j;
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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: [pval] -> { Stmt_bb5[i0, i1] -> MemRef_p[0] };
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; CHECK-NEXT: Execution Context: [pval] -> { : }
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; CHECK-NEXT: }
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; CHECK: ReadAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK: [pval] -> { Stmt_bb5[i0, i1] -> MemRef_A[i0, i1] };
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; CHECK: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0]
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; CHECK: [pval] -> { Stmt_bb5[i0, i1] -> MemRef_A[i0, i1] };
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @foo(float* %A, i64* %p) {
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bb:
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br label %bb2
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bb2: ; preds = %bb16, %bb
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%i.0 = phi i64 [ 0, %bb ], [ %tmp17, %bb16 ]
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%exitcond1 = icmp ne i64 %i.0, 100
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br i1 %exitcond1, label %bb3, label %bb18
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bb3: ; preds = %bb2
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br label %bb4
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bb4: ; preds = %bb13, %bb3
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%j.0 = phi i64 [ 0, %bb3 ], [ %tmp14, %bb13 ]
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%exitcond = icmp ne i64 %j.0, 100
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br i1 %exitcond, label %bb5, label %bb15
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bb5: ; preds = %bb4
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%tmp = add nuw nsw i64 %i.0, %j.0
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%tmp6 = sitofp i64 %tmp to float
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%pval = load i64, i64* %p, align 8
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%tmp8 = mul nsw i64 %i.0, %pval
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%tmp9 = add nsw i64 %tmp8, %j.0
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%tmp10 = getelementptr inbounds float, float* %A, i64 %tmp9
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%tmp11 = load float, float* %tmp10, align 4
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%tmp12 = fadd float %tmp11, %tmp6
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store float %tmp12, float* %tmp10, align 4
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br label %bb13
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bb13: ; preds = %bb5
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%tmp14 = add nuw nsw i64 %j.0, 1
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br label %bb4
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bb15: ; preds = %bb4
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br label %bb16
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bb16: ; preds = %bb15
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%tmp17 = add nuw nsw i64 %i.0, 1
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br label %bb2
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bb18: ; preds = %bb2
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ret void
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}
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