; RUN: llc -march=hexagon -mcpu=hexagonv55 -filetype=obj -o /dev/null ; REQUIRES: asserts ; There should be no output (nothing on stderr). ; Due to a bug in converting a dot-new branch into a dot-old one, opcodes ; with branch prediction bits were selected even if the architecture did ; not support them. On V55-, the dot-old branch opcodes are J2_jumpt and ; J2_jumpf (and a pair of J2_jumpr*), whereas J2_jumptpt could have been ; a result of the conversion to dot-old. This would fail a verification ; check in the MC code emitter, so make sure it does not happen. target triple = "hexagon" define void @fred(i16* nocapture %a0, i16* nocapture %a1, i16* nocapture %a2, i16 signext %a3, i16* %a4, i16 signext %a5, i16 signext %a6, i16 signext %a7, i32 %a8, i16 signext %a9, i16 signext %a10) local_unnamed_addr #0 { b11: %v12 = sext i16 %a5 to i32 %v13 = tail call i32 @llvm.hexagon.A2.sxth(i32 %v12) %v14 = tail call i32 @llvm.hexagon.A2.sxth(i32 2) %v15 = tail call i32 @llvm.hexagon.A2.sxth(i32 undef) %v16 = tail call i32 @llvm.hexagon.A2.sath(i32 undef) %v17 = tail call i32 @llvm.hexagon.A2.sxth(i32 %v16) %v18 = tail call i32 @llvm.hexagon.A2.aslh(i32 undef) %v19 = tail call i32 @llvm.hexagon.S2.asr.r.r.sat(i32 %v18, i32 %v14) %v20 = tail call i32 @llvm.hexagon.A2.asrh(i32 %v19) %v21 = tail call i32 @llvm.hexagon.A2.sxth(i32 %v20) %v22 = tail call i32 @llvm.hexagon.A2.sub(i32 %v17, i32 %v21) %v23 = tail call i32 @llvm.hexagon.A2.sath(i32 %v22) %v24 = select i1 undef, i32 undef, i32 %v23 %v25 = tail call i32 @llvm.hexagon.A2.sxth(i32 %v24) %v26 = tail call i32 @llvm.hexagon.A2.sub(i32 %v13, i32 %v25) %v27 = tail call i32 @llvm.hexagon.A2.sath(i32 %v26) %v28 = tail call i32 @llvm.hexagon.A2.sxth(i32 %v27) %v29 = tail call i32 @llvm.hexagon.A2.sub(i32 %v28, i32 %v14) %v30 = tail call i32 @llvm.hexagon.A2.sath(i32 %v29) %v31 = shl i32 %v30, 16 %v32 = icmp sgt i32 undef, %v31 %v33 = select i1 %v32, i32 %v30, i32 undef %v34 = trunc i32 %v33 to i16 %v35 = trunc i32 %v24 to i16 call void @foo(i16* nonnull undef, i32* nonnull undef, i16* %a4, i16 signext %v35, i16 signext %v34, i16 signext 2) #4 %v36 = call i32 @llvm.hexagon.S2.asr.r.r.sat(i32 %v18, i32 undef) %v37 = call i32 @llvm.hexagon.A2.asrh(i32 %v36) %v38 = call i32 @llvm.hexagon.A2.sub(i32 %v13, i32 undef) %v39 = call i32 @llvm.hexagon.A2.sath(i32 %v38) %v40 = call i32 @llvm.hexagon.A2.sxth(i32 %v39) %v41 = call i32 @llvm.hexagon.A2.sub(i32 %v40, i32 %v14) %v42 = call i32 @llvm.hexagon.A2.sath(i32 %v41) %v43 = select i1 undef, i32 %v42, i32 %v37 %v44 = trunc i32 %v43 to i16 call void @foo(i16* nonnull undef, i32* nonnull undef, i16* %a4, i16 signext undef, i16 signext %v44, i16 signext 2) #4 %v45 = call i32 @llvm.hexagon.A2.sath(i32 undef) %v46 = select i1 undef, i32 undef, i32 %v45 %v47 = trunc i32 %v46 to i16 call void @foo(i16* nonnull undef, i32* nonnull undef, i16* %a4, i16 signext %v47, i16 signext undef, i16 signext 2) #4 %v48 = call i32 @llvm.hexagon.A2.sub(i32 undef, i32 %v15) %v49 = call i32 @llvm.hexagon.A2.sath(i32 %v48) %v50 = trunc i32 %v49 to i16 store i16 %v50, i16* undef, align 2 store i16 %a3, i16* %a0, align 2 %v51 = sext i16 %a10 to i32 %v52 = call i32 @llvm.hexagon.A2.sxth(i32 %v51) %v53 = call i32 @llvm.hexagon.A2.add(i32 undef, i32 %v52) %v54 = call i32 @llvm.hexagon.A2.sath(i32 %v53) %v55 = trunc i32 %v54 to i16 store i16 %v55, i16* %a1, align 2 store i16 %a7, i16* %a2, align 2 %v56 = sext i16 %a9 to i32 %v57 = call i32 @llvm.hexagon.A2.sxth(i32 %v56) br i1 undef, label %b58, label %b62 b58: ; preds = %b11 %v59 = call i32 @llvm.hexagon.A2.add(i32 %v57, i32 %v52) %v60 = call i32 @llvm.hexagon.A2.sath(i32 %v59) %v61 = trunc i32 %v60 to i16 store i16 %v61, i16* %a1, align 2 br label %b63 b62: ; preds = %b11 br label %b63 b63: ; preds = %b62, %b58 %v64 = phi i16 [ undef, %b58 ], [ %a9, %b62 ] %v65 = icmp slt i16 undef, %v64 br i1 %v65, label %b66, label %b67 b66: ; preds = %b63 br i1 undef, label %b67, label %b68 b67: ; preds = %b66, %b63 store i16 0, i16* %a2, align 2 br label %b68 b68: ; preds = %b67, %b66 ret void } declare i32 @llvm.hexagon.A2.sath(i32) #2 declare i32 @llvm.hexagon.A2.add(i32, i32) #2 declare i32 @llvm.hexagon.A2.sxth(i32) #2 declare i32 @llvm.hexagon.A2.sub(i32, i32) #2 declare i32 @llvm.hexagon.A2.asrh(i32) #2 declare i32 @llvm.hexagon.S2.asr.r.r.sat(i32, i32) #2 declare i32 @llvm.hexagon.A2.aslh(i32) #2 declare void @foo(i16*, i32*, i16*, i16 signext, i16 signext, i16 signext) local_unnamed_addr #3 attributes #0 = { nounwind optsize "target-cpu"="hexagonv55" "target-features"="-hvx,-long-calls" } attributes #1 = { argmemonly nounwind } attributes #2 = { nounwind readnone } attributes #3 = { optsize "target-cpu"="hexagonv55" "target-features"="-hvx,-long-calls" } attributes #4 = { nounwind optsize }