forked from OSchip/llvm-project
45 lines
1.7 KiB
LLVM
45 lines
1.7 KiB
LLVM
; RUN: opt %loadPolly -polly-process-unprofitable -polly-codegen -polly-invariant-load-hoisting=true -polly-ignore-aliasing -S < %s | FileCheck %s
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;
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; CHECK-LABEL: polly.preload.begin:
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; CHECK: %polly.access.A = getelementptr i32**, i32*** %A, i64 42
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; CHECK: %polly.access.A.load = load i32**, i32*** %polly.access.A
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; CHECK: %polly.access.polly.access.A.load = getelementptr i32*, i32** %polly.access.A.load, i64 32
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; CHECK: %polly.access.polly.access.A.load.load = load i32*, i32** %polly.access.polly.access.A.load
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;
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; CHECK: polly.stmt.bb2:
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; CHECK: %scevgep = getelementptr i32, i32* %polly.access.polly.access.A.load.load, i64 %polly.indvar
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; CHECK: store i32 0, i32* %scevgep, align 4
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;
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; void f(int ***A) {
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; for (int i = 0; i < 1024; i++)
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; A[42][32][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) {
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bb:
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br label %bb1
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bb1: ; preds = %bb7, %bb
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%indvars.iv = phi i64 [ %indvars.iv.next, %bb7 ], [ 0, %bb ]
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%exitcond = icmp ne i64 %indvars.iv, 1024
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br i1 %exitcond, label %bb2, label %bb8
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bb2: ; preds = %bb1
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%tmp = getelementptr inbounds i32**, i32*** %A, i64 42
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%tmp3 = load i32**, i32*** %tmp, align 8
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%tmp4 = getelementptr inbounds i32*, i32** %tmp3, i64 32
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%tmp5 = load i32*, i32** %tmp4, align 8
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%tmp6 = getelementptr inbounds i32, i32* %tmp5, i64 %indvars.iv
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store i32 0, i32* %tmp6, align 4
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br label %bb7
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bb7: ; preds = %bb2
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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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bb8: ; preds = %bb1
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ret void
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}
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