| ; RUN: opt %loadPolly -polly-allow-nonaffine-branches -polly-print-detect -disable-output < %s | FileCheck %s |
| ; |
| ; void f(int *A) { |
| ; for (int i = 0; i < 1024; i++) |
| ; if (A[i]) |
| ; A[i] = 0; |
| ; } |
| ; |
| ; CHECK: Valid Region for Scop: bb1 => bb9 |
| ; |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define void @f(ptr %A) { |
| bb: |
| br label %bb1 |
| |
| bb1: ; preds = %bb8, %bb |
| %indvars.iv = phi i64 [ %indvars.iv.next, %bb8 ], [ 0, %bb ] |
| %exitcond = icmp ne i64 %indvars.iv, 1024 |
| br i1 %exitcond, label %bb2, label %bb9 |
| |
| bb2: ; preds = %bb1 |
| %tmp = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| %tmp3 = load i32, ptr %tmp, align 4 |
| %tmp4 = icmp eq i32 %tmp3, 0 |
| br i1 %tmp4, label %bb7, label %bb5 |
| |
| bb5: ; preds = %bb2 |
| %tmp6 = getelementptr inbounds i32, ptr %A, i64 %indvars.iv |
| store i32 0, ptr %tmp6, align 4 |
| br label %bb7 |
| |
| bb7: ; preds = %bb2, %bb5 |
| br label %bb8 |
| |
| bb8: ; preds = %bb7 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br label %bb1 |
| |
| bb9: ; preds = %bb1 |
| ret void |
| } |
