| ; RUN: opt %loadPolly -polly-ast -analyze %s | FileCheck %s |
| ; |
| ; void jd(int *A, int *B, int c) { |
| ; for (int i = 0; i < 1024; i++) |
| ; A[i] = B[c]; |
| ; } |
| ; |
| ; CHECK: if (1 && (&MemRef_B[c + 1] <= &MemRef_A[0] || &MemRef_A[1024] <= &MemRef_B[c])) |
| ; CHECK: for (int c0 = 0; c0 <= 1023; c0 += 1) |
| ; CHECK: Stmt_for_body(c0); |
| ; CHECK: else |
| ; CHECK: /* original code */ |
| ; |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define void @jd(i32* %A, i32* %B, i32 %c) { |
| entry: |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc, %entry |
| %indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ] |
| %exitcond = icmp ne i64 %indvars.iv, 1024 |
| br i1 %exitcond, label %for.body, label %for.end |
| |
| for.body: ; preds = %for.cond |
| %idxprom = sext i32 %c to i64 |
| %arrayidx = getelementptr inbounds i32, i32* %B, i64 %idxprom |
| %tmp = load i32, i32* %arrayidx, align 4 |
| %arrayidx2 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv |
| store i32 %tmp, i32* %arrayidx2, align 4 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| br label %for.cond |
| |
| for.end: ; preds = %for.cond |
| ret void |
| } |