| ; RUN: opt -analyze -scalar-evolution < %s | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define void @f_0() { |
| ; CHECK-LABEL: Printing analysis 'Scalar Evolution Analysis' for function 'f_0': |
| ; CHECK: Loop %for.body: backedge-taken count is 5 |
| ; CHECK: Loop %for.body: max backedge-taken count is 5 |
| ; CHECK: Loop %for.body: Predicated backedge-taken count is 5 |
| |
| entry: |
| br label %for.body |
| |
| for.body: |
| %i.05 = phi i32 [ 32, %entry ], [ %div4, %for.body ] |
| tail call void @dummy() |
| %div4 = lshr i32 %i.05, 1 |
| %cmp = icmp eq i32 %div4, 0 |
| br i1 %cmp, label %for.cond.cleanup, label %for.body |
| |
| for.cond.cleanup: |
| ret void |
| } |
| |
| declare void @dummy() |
