| ; RUN: opt < %s -loop-extract -S | FileCheck %s | |
| @label = common local_unnamed_addr global i8* null | |
| ; CHECK: define | |
| ; no outlined function | |
| ; CHECK-NOT: define | |
| define i32 @sterix(i32 %n) { | |
| entry: | |
| %tobool = icmp ne i32 %n, 0 | |
| ; this blockaddress references a basic block that goes in the extracted loop | |
| %cond = select i1 %tobool, i8* blockaddress(@sterix, %for.cond), i8* blockaddress(@sterix, %exit) | |
| store i8* %cond, i8** @label | |
| %cmp5 = icmp sgt i32 %n, 0 | |
| br i1 %cmp5, label %for.body, label %exit | |
| for.cond: | |
| %mul = shl nsw i32 %s.06, 1 | |
| %exitcond = icmp eq i32 %inc, %n | |
| br i1 %exitcond, label %exit.loopexit, label %for.body | |
| for.body: | |
| %i.07 = phi i32 [ %inc, %for.cond ], [ 0, %entry ] | |
| %s.06 = phi i32 [ %mul, %for.cond ], [ 1, %entry ] | |
| %inc = add nuw nsw i32 %i.07, 1 | |
| br label %for.cond | |
| exit.loopexit: | |
| %phitmp = icmp ne i32 %s.06, 2 | |
| %phitmp8 = zext i1 %phitmp to i32 | |
| br label %exit | |
| exit: | |
| %s.1 = phi i32 [ 1, %entry ], [ %phitmp8, %exit.loopexit ] | |
| ret i32 %s.1 | |
| } |