| ; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s |
| ; |
| ; CHECK: Assumed Context: |
| ; CHECK-NEXT: [N] -> { : } |
| ; CHECK-NEXT: Invalid Context: |
| ; CHECK-NEXT: [N] -> { : N >= 4294967297 } |
| ; CHECK: p0: %N |
| ; CHECK: Statements { |
| ; CHECK-NEXT: Stmt_for_body |
| ; CHECK-NEXT: Domain := |
| ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] : 0 <= i0 < N }; |
| ; CHECK-NEXT: Schedule := |
| ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] -> [i0] }; |
| ; CHECK-NEXT: ReadAccess := [Reduction Type: +] [Scalar: 0] |
| ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] -> MemRef_A[i0] }; |
| ; CHECK-NEXT: MustWriteAccess := [Reduction Type: +] [Scalar: 0] |
| ; CHECK-NEXT: [N] -> { Stmt_for_body[i0] -> MemRef_A[i0] }; |
| ; CHECK-NEXT: } |
| ; |
| ; void f(long *A, long N) { |
| ; long K = /* 2^32 */ 4294967296; |
| ; for (long i = 0; i < N; i++) { |
| ; A[i % K]++; |
| ; } |
| ; } |
| ; |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define void @f(i64* %A, i64 %N) { |
| entry: |
| br label %for.cond |
| |
| for.cond: ; preds = %for.inc, %entry |
| %i.0 = phi i64 [ 0, %entry ], [ %inc1, %for.inc ] |
| %cmp = icmp slt i64 %i.0, %N |
| br i1 %cmp, label %for.body, label %for.end |
| |
| for.body: ; preds = %for.cond |
| %i.t = trunc i64 %i.0 to i33 |
| %rem = zext i33 %i.t to i64 |
| %arrayidx = getelementptr inbounds i64, i64* %A, i64 %rem |
| %tmp = load i64, i64* %arrayidx, align 4 |
| %inc = add nsw i64 %tmp, 1 |
| store i64 %inc, i64* %arrayidx, align 4 |
| br label %for.inc |
| |
| for.inc: ; preds = %for.body |
| %inc1 = add nuw nsw i64 %i.0, 1 |
| br label %for.cond |
| |
| for.end: ; preds = %for.cond |
| ret void |
| } |