| ; RUN: opt %loadPolly -polly-codegen -S < %s | FileCheck %s |
| ; |
| ; This caused an lnt crash at some point, just verify it will run through and |
| ; produce the PHI node in the exit we are looking for. |
| ; |
| ; CHECK-LABEL: polly.merge_new_and_old: |
| ; CHECK-NEXT: %eps1.addr.0.ph.merge = phi double [ %eps1.addr.0.ph.final_reload, %polly.exiting ], [ %eps1.addr.0.ph, %if.end.47.region_exiting ] |
| ; CHECK-NEXT: br label %if.end.47 |
| ; |
| ; CHECK-LABEL: if.end.47: |
| ; CHECK-NEXT: %eps1.addr.0 = phi double [ %eps1.addr.0.ph.merge, %polly.merge_new_and_old ] |
| ; |
| define void @dbisect(double* %c, double* %b, double %eps1, double* %eps2) { |
| entry: |
| br label %entry.split |
| |
| entry.split: ; preds = %entry |
| store double 0.000000e+00, double* %b, align 8 |
| %arrayidx9 = getelementptr inbounds double, double* %c, i64 0 |
| %0 = load double, double* %arrayidx9, align 8 |
| br i1 false, label %for.body.lr.ph, label %for.end |
| |
| for.body.lr.ph: ; preds = %entry.split |
| br label %for.body |
| |
| for.body: ; preds = %for.inc, %for.body.lr.ph |
| br i1 false, label %if.then, label %if.end |
| |
| if.then: ; preds = %for.body |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %for.body |
| br i1 false, label %if.then.36, label %for.inc |
| |
| if.then.36: ; preds = %if.end |
| br label %for.inc |
| |
| for.inc: ; preds = %if.then.36, %if.end |
| br i1 false, label %for.body, label %for.cond.for.end_crit_edge |
| |
| for.cond.for.end_crit_edge: ; preds = %for.inc |
| br label %for.end |
| |
| for.end: ; preds = %for.cond.for.end_crit_edge, %entry.split |
| store double undef, double* %eps2, align 8 |
| %cmp45 = fcmp ugt double %eps1, 0.000000e+00 |
| br i1 %cmp45, label %if.end.47, label %if.then.46 |
| |
| if.then.46: ; preds = %for.end |
| br label %if.end.47 |
| |
| if.end.47: ; preds = %if.then.46, %for.end |
| %eps1.addr.0 = phi double [ undef, %if.then.46 ], [ %eps1, %for.end ] |
| br i1 undef, label %if.then.55, label %for.cond.58.preheader |
| |
| for.cond.58.preheader: ; preds = %if.end.47 |
| br i1 undef, label %for.end.68, label %for.body.61.lr.ph |
| |
| for.body.61.lr.ph: ; preds = %for.cond.58.preheader |
| br label %for.body.61 |
| |
| if.then.55: ; preds = %if.end.47 |
| unreachable |
| |
| for.body.61: ; preds = %for.body.61, %for.body.61.lr.ph |
| br i1 undef, label %for.body.61, label %for.cond.58.for.end.68_crit_edge |
| |
| for.cond.58.for.end.68_crit_edge: ; preds = %for.body.61 |
| br label %for.end.68 |
| |
| for.end.68: ; preds = %for.cond.58.for.end.68_crit_edge, %for.cond.58.preheader |
| br i1 undef, label %for.end.137, label %for.cond.73.preheader.lr.ph |
| |
| for.cond.73.preheader.lr.ph: ; preds = %for.end.68 |
| br label %for.cond.73.preheader |
| |
| for.cond.73.preheader: ; preds = %while.end, %for.cond.73.preheader.lr.ph |
| br i1 undef, label %for.end.87.loopexit, label %for.body.76.lr.ph |
| |
| for.body.76.lr.ph: ; preds = %for.cond.73.preheader |
| br label %for.body.76 |
| |
| for.body.76: ; preds = %for.inc.85, %for.body.76.lr.ph |
| br i1 undef, label %if.then.81, label %for.inc.85 |
| |
| if.then.81: ; preds = %for.body.76 |
| br label %for.end.87 |
| |
| for.inc.85: ; preds = %for.body.76 |
| br i1 undef, label %for.body.76, label %for.cond.73.for.end.87.loopexit_crit_edge |
| |
| for.cond.73.for.end.87.loopexit_crit_edge: ; preds = %for.inc.85 |
| br label %for.end.87.loopexit |
| |
| for.end.87.loopexit: ; preds = %for.cond.73.for.end.87.loopexit_crit_edge, %for.cond.73.preheader |
| br label %for.end.87 |
| |
| for.end.87: ; preds = %for.end.87.loopexit, %if.then.81 |
| br i1 undef, label %if.then.92, label %if.end.95 |
| |
| if.then.92: ; preds = %for.end.87 |
| br label %if.end.95 |
| |
| if.end.95: ; preds = %if.then.92, %for.end.87 |
| br i1 undef, label %while.body.lr.ph, label %while.end |
| |
| while.body.lr.ph: ; preds = %if.end.95 |
| br label %while.body |
| |
| while.body: ; preds = %if.end.128, %while.body.lr.ph |
| br i1 undef, label %if.then.109, label %if.end.128 |
| |
| if.then.109: ; preds = %while.body |
| br i1 undef, label %if.then.112, label %if.else |
| |
| if.then.112: ; preds = %if.then.109 |
| br label %if.end.128 |
| |
| if.else: ; preds = %if.then.109 |
| br i1 undef, label %if.then.122, label %if.end.128 |
| |
| if.then.122: ; preds = %if.else |
| br label %if.end.128 |
| |
| if.end.128: ; preds = %if.then.122, %if.else, %if.then.112, %while.body |
| br i1 undef, label %while.body, label %while.cond.while.end_crit_edge |
| |
| while.cond.while.end_crit_edge: ; preds = %if.end.128 |
| br label %while.end |
| |
| while.end: ; preds = %while.cond.while.end_crit_edge, %if.end.95 |
| br i1 undef, label %for.cond.73.preheader, label %for.cond.69.for.end.137_crit_edge |
| |
| for.cond.69.for.end.137_crit_edge: ; preds = %while.end |
| br label %for.end.137 |
| |
| for.end.137: ; preds = %for.cond.69.for.end.137_crit_edge, %for.end.68 |
| ret void |
| } |
