| ; REQUIRES: asserts |
| ; RUN: llc -march=hexagon -enable-pipeliner -o /dev/null < %s |
| ; Test that we do not crash when running CopyToPhi DAG mutation due to |
| ; iterator invalidation. |
| |
| declare i64 @llvm.hexagon.M2.cmacsc.s0(i64, i32, i32) #0 |
| define dso_local void @foo() local_unnamed_addr #1 { |
| entry: |
| br label %for.body |
| for.body: ; preds = %for.body, %entry |
| %loop_count.0420 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| %tmp_rslt4.sroa.0.0415 = phi i64 [ 0, %entry ], [ %phitmp395, %for.body ] |
| %tmp_rslt4.sroa.14.0414 = phi i64 [ 0, %entry ], [ %phitmp394, %for.body ] |
| %tmp_rslt3.sroa.12.0412 = phi i64 [ 0, %entry ], [ %phitmp391, %for.body ] |
| %tmp_rslt3.sroa.0.0.insert.insert = or i64 0, %tmp_rslt3.sroa.12.0412 |
| %0 = tail call i64 @llvm.hexagon.M2.cmacsc.s0(i64 %tmp_rslt3.sroa.0.0.insert.insert, i32 undef, i32 undef) |
| %tmp_rslt4.sroa.0.0.insert.insert = or i64 %tmp_rslt4.sroa.0.0415, %tmp_rslt4.sroa.14.0414 |
| %1 = tail call i64 @llvm.hexagon.M2.cmacsc.s0(i64 %tmp_rslt4.sroa.0.0.insert.insert, i32 undef, i32 undef) |
| %inc = add nuw nsw i32 %loop_count.0420, 1 |
| %phitmp391 = and i64 %0, -4294967296 |
| %phitmp394 = and i64 %1, -4294967296 |
| %phitmp395 = and i64 %1, 4294967295 |
| %exitcond = icmp eq i32 %inc, 63 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body |
| %2 = tail call i64 @llvm.hexagon.M2.cmacsc.s0(i64 %0, i32 undef, i32 undef) |
| ret void |
| } |
| |
| attributes #0 = { nounwind readnone } |
| attributes #1 = { "target-features"="-long-calls,-small-data" } |