1; RUN: opt %loadPolly -polly-codegen -polly-invariant-load-hoisting=true -polly-ignore-aliasing -polly-process-unprofitable -S < %s | FileCheck %s 2; 3; CHECK-LABEL: polly.preload.begin: 4; CHECK: %polly.access.B = getelementptr i32, i32* %B, i64 0 5; CHECK: %polly.access.B.load = load i32, i32* %polly.access.B 6; 7; CHECK-LABEL: polly.stmt.bb2.split: 8; CHECK: %scevgep = getelementptr i32, i32* %A, i64 %polly.indvar 9; CHECK: store i32 %polly.access.B.load, i32* %scevgep, align 4 10; 11; void f(int *restrict A, int *restrict B) { 12; for (int i = 0; i < 1024; i++) 13; auto tmp = *B; 14; // Split BB 15; A[i] = tmp; 16; } 17; 18target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 19 20define void @f(i32* noalias %A, i32* noalias %B) { 21bb: 22 br label %bb1 23 24bb1: ; preds = %bb4, %bb 25 %indvars.iv = phi i64 [ %indvars.iv.next, %bb4 ], [ 0, %bb ] 26 %exitcond = icmp ne i64 %indvars.iv, 1024 27 br i1 %exitcond, label %bb2, label %bb5 28 29bb2: ; preds = %bb1 30 %tmp = load i32, i32* %B, align 4 31 br label %bb2.split 32 33bb2.split: 34 %tmp3 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv 35 store i32 %tmp, i32* %tmp3, align 4 36 br label %bb4 37 38bb4: ; preds = %bb2 39 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 40 br label %bb1 41 42bb5: ; preds = %bb1 43 ret void 44} 45