| ; RUN: llc -march=hexagon -O3 -verify-machineinstrs -disable-hexagon-peephole < %s |
| ; REQUIRES: asserts |
| |
| ; This test checks if tied operands are consistent. |
| target triple = "hexagon-unknown--elf" |
| |
| ; Function Attrs: nounwind |
| define void @f0(i16* nocapture %a0) #0 { |
| b0: |
| br label %b1 |
| |
| b1: ; preds = %b5, %b0 |
| %v0 = phi i16* [ %a0, %b0 ], [ %v5, %b5 ] |
| %v1 = phi i16 [ undef, %b0 ], [ %v10, %b5 ] |
| br i1 undef, label %b2, label %b3 |
| |
| b2: ; preds = %b1 |
| %v2 = getelementptr inbounds i16, i16* %v0, i32 1 |
| %v3 = load i16, i16* %v0, align 2, !tbaa !0 |
| br label %b3 |
| |
| b3: ; preds = %b2, %b1 |
| %v4 = phi i16 [ %v3, %b2 ], [ %v1, %b1 ] |
| %v5 = phi i16* [ %v2, %b2 ], [ %v0, %b1 ] |
| %v6 = lshr i16 %v4, 4 |
| %v7 = zext i16 %v6 to i32 |
| %v8 = and i32 %v7, 15 |
| %v9 = icmp ult i32 %v8, 9 |
| br i1 %v9, label %b4, label %b5 |
| |
| b4: ; preds = %b3 |
| call void @llvm.trap() |
| unreachable |
| |
| b5: ; preds = %b3 |
| %v10 = lshr i16 %v4, 8 |
| br label %b1 |
| } |
| |
| ; Function Attrs: noreturn nounwind |
| declare void @llvm.trap() #1 |
| |
| attributes #0 = { nounwind "target-cpu"="hexagonv55" } |
| attributes #1 = { noreturn nounwind } |
| |
| !0 = !{!1, !1, i64 0} |
| !1 = !{!"short", !2} |
| !2 = !{!"omnipotent char", !3} |
| !3 = !{!"Simple C/C++ TBAA"} |