| ; RUN: opt %loadNPMPolly -passes=polly-codegen -polly-invariant-load-hoisting=true -polly-ignore-aliasing -polly-process-unprofitable -S < %s | FileCheck %s |
| ; |
| ; CHECK-LABEL: polly.preload.begin: |
| ; CHECK-NEXT: %polly.access.BPLoc = getelementptr ptr, ptr %BPLoc, i64 0 |
| ; CHECK-NEXT: %polly.access.BPLoc.load = load ptr, ptr %polly.access.BPLoc |
| ; |
| ; CHECK-LABEL: polly.stmt.bb2: |
| ; CHECK-NEXT: %[[offset:.*]] = shl nuw nsw i64 %polly.indvar, 2 |
| ; CHECK-NEXT: %scevgep = getelementptr i8, ptr %polly.access.BPLoc.load, i64 %[[offset]] |
| ; |
| ; void f(int **BPLoc) { |
| ; for (int i = 0; i < 1024; i++) |
| ; (*BPLoc)[i] = 0; |
| ; } |
| ; |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define void @f(ptr %BPLoc) { |
| bb: |
| br label %bb1 |
| |
| bb1: ; preds = %bb4, %bb |
| %indvars.iv = phi i64 [ %indvars.iv.next, %bb4 ], [ 0, %bb ] |
| %exitcond = icmp ne i64 %indvars.iv, 1024 |
| br i1 %exitcond, label %bb2, label %bb5 |
| |
| bb2: ; preds = %bb1 |
| %tmp = load ptr, ptr %BPLoc, align 8 |
| %tmp3 = getelementptr inbounds i32, ptr %tmp, i64 %indvars.iv |
| store i32 0, ptr %tmp3, align 4 |
| br label %bb4 |
| |
| bb4: ; preds = %bb2 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br label %bb1 |
| |
| bb5: ; preds = %bb1 |
| ret void |
| } |