| ; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s |
| |
| ; Check that we correctly convert integers to isl values. |
| |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| ; Large positive integer |
| define void @f(i1024* nocapture %a) nounwind { |
| entry: |
| br label %bb |
| |
| bb: |
| %indvar = phi i1024 [ 0, %entry ], [ %indvar.next, %bb ] |
| %scevgep = getelementptr i1024* %a, i1024 %indvar |
| store i1024 %indvar, i1024* %scevgep, align 8 |
| %indvar.next = add nsw i1024 %indvar, 1 |
| %exitcond = icmp eq i1024 %indvar, 123456000000000000000000000 |
| ; CHECK: 'bb => return' in function 'f' |
| ; CHECK: i0 <= 123456000000000000000000000 |
| br i1 %exitcond, label %return, label %bb |
| |
| return: |
| ret void |
| } |
| |
| ; Normal positive integer |
| define void @f2(i32* nocapture %a) nounwind { |
| entry: |
| br label %bb |
| |
| bb: |
| %indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] |
| %scevgep = getelementptr i32* %a, i32 %indvar |
| store i32 %indvar, i32* %scevgep, align 8 |
| %indvar.next = add nsw i32 %indvar, 1 |
| %exitcond = icmp eq i32 %indvar, 123456 |
| ; CHECK: 'bb => return' in function 'f2' |
| ; CHECK: i0 <= 123456 |
| br i1 %exitcond, label %return, label %bb |
| |
| return: |
| ret void |
| } |
| |
| ; Normal negative integer |
| define void @f3(i32* nocapture %a, i32 %n) nounwind { |
| entry: |
| br label %bb |
| |
| bb: |
| %indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] |
| %scevgep = getelementptr i32* %a, i32 %indvar |
| store i32 %indvar, i32* %scevgep, align 8 |
| %indvar.next = add nsw i32 %indvar, 1 |
| %sub = sub i32 %n, 123456 |
| %exitcond = icmp eq i32 %indvar, %sub |
| ; CHECK: 'bb => return' in function 'f3' |
| ; CHECK: -123456 |
| br i1 %exitcond, label %return, label %bb |
| |
| return: |
| ret void |
| } |
| |
| ; Large negative integer |
| define void @f4(i1024* nocapture %a, i1024 %n) nounwind { |
| entry: |
| br label %bb |
| |
| bb: |
| %indvar = phi i1024 [ 0, %entry ], [ %indvar.next, %bb ] |
| %scevgep = getelementptr i1024* %a, i1024 %indvar |
| store i1024 %indvar, i1024* %scevgep, align 8 |
| %indvar.next = add nsw i1024 %indvar, 1 |
| %sub = sub i1024 %n, 123456000000000000000000000000000000 |
| ; CHECK: 'bb => return' in function 'f4' |
| ; CHECK: -123456000000000000000000000000000000 |
| %exitcond = icmp eq i1024 %indvar, %sub |
| br i1 %exitcond, label %return, label %bb |
| |
| return: |
| ret void |
| } |
| |
| define void @f5(i1023* nocapture %a, i1023 %n) nounwind { |
| entry: |
| br label %bb |
| |
| bb: |
| %indvar = phi i1023 [ 0, %entry ], [ %indvar.next, %bb ] |
| %scevgep = getelementptr i1023* %a, i1023 %indvar |
| store i1023 %indvar, i1023* %scevgep, align 8 |
| %indvar.next = add nsw i1023 %indvar, 1 |
| %sub = sub i1023 %n, 123456000000000000000000000000000000 |
| ; CHECK: 'bb => return' in function 'f5' |
| ; CHECK: -123456000000000000000000000000000000 |
| %exitcond = icmp eq i1023 %indvar, %sub |
| br i1 %exitcond, label %return, label %bb |
| |
| return: |
| ret void |
| } |
| |
| ; Tiny negative integer |
| define void @f6(i3* nocapture %a, i3 %n) nounwind { |
| entry: |
| br label %bb |
| |
| bb: |
| %indvar = phi i3 [ 0, %entry ], [ %indvar.next, %bb ] |
| %scevgep = getelementptr i3* %a, i3 %indvar |
| store i3 %indvar, i3* %scevgep, align 8 |
| %indvar.next = add nsw i3 %indvar, 1 |
| %sub = sub i3 %n, 3 |
| ; CHECK: 'bb => return' in function 'f6' |
| ; CHECK: -3 |
| %exitcond = icmp eq i3 %indvar, %sub |
| br i1 %exitcond, label %return, label %bb |
| |
| return: |
| ret void |
| } |